49results about How to "Automatic outflow" patented technology

Disclosed is an automatic water compensation device of electric steamer, which comprises an electric steamer body, the body is equipped with a water storage tank and a water collection sump, the water collection sump is in communication with an evaporating tank arranged on the heating disc through a communication pipe, a thimble-pushing type water injection device is arranged between the water storage tank and the water collection sump, the water injection device includes a water intake cover in cooperation with the water intake port or the water storage tank, the water intake cover is provided with a through cavity at the center, the cavity is provided with a thimble, whose rear-end is equipped with a limiting step in cooperation with a pushing boss arranged on the water collection sump, the cavity is provided with a limiting boss, the thimble is provided with a sealing cover on the front end, the lower limb of the sealing cover presses the upper limb of the water intake cover.

The invention discloses an agitator having high efficiency and a good stirring effect. The agitator comprises a rack provided with a working platform, wherein two guide columns are arranged on the working platform, fixing plates are arranged on the two guide columns, a guide plate is arranged between the fixing plates and the working platform, the guide plate is connected to the two guide columns in a sliding manner, a cylinder is connected to the inner side of each fixing plate, the end part of a piston rod of the cylinder is connected with the middle of the guide plate, two stirring boxes are further fixed on the working platform, a lower rotating shaft is arranged in each stirring box, the outer end of the lower rotating shaft stretches out from the stirring box and is fixedly connected with the working platform in the axial direction, a convex stirring paddle is arranged on the outer side wall at the inner end of the lower rotating shaft, a sealing plate is propped on the upper end face of each stirring box, the sealing plate is fixedly connected with the guide plate through a connecting shaft, a motor is arranged in the rack, the motor drives the two lower rotating shafts to simultaneously rotate through a transmission mechanism, and the stirring device has the advantages of high working efficiency and good stirring effect.

The invention provides a process and a system for using waste heat of steam of a steam box. The waste heat of the steam of the steam box can be efficiently recycled, crossed gas mixing is avoided, the environment of an operation room is purified, and the energy utilization rate is increased. The process comprises the following steps of (1) recycling the heat of the steam; (2) transferring the stored heat; and (3) using the transferred heat. The system comprises the steam box, a heat storage water tank, a circulating water tank, a domestic hot water terminal, a connecting pipeline and a valve, wherein a steam outlet of the steam box is connected with a steam inlet of the heat storage water tank; a heat exchanger is arranged in the heat storage water tank; an outlet and an inlet of the heat exchanger are respectively connected with a high-temperature circulating water inlet formed in the upper portion of the circulating water tank and a low-temperature circulating water outlet formed in the bottom of the circulating water tank correspondingly; and the high-temperature circulating water outlet formed in the upper portion of the circulating water tank is connected with the domestic hot water terminal. The grade of the heat is increased by primary heat exchange, the heat is transferred by secondary heat exchange, and finally the heat is used at the domestic hot water terminal.

The invention relates to a multifunctional water-saving water storage tank used for a water purifier. The water storage tank includes a shell. The upper portion of the shell is provided with a valve inside through hole and at least two bag connecting through holes. An air valve element is installed in the valve inside through hole. The lower end of each bag connecting through hole is connected with a flexible inner bag located inside the shell in a sealed mode, and the upper end of each bag connecting through hole is connected with a pipe joint located outside the shell. The multifunctional water-saving water storage tank has the advantages that by the adoption of the structure, pure water and clean water can be collected and used at the same time, and the water storage tank is better in environmental protection and water conservation, easy to replace and convenient to use.

The invention discloses an environment-friendly sewage purification method, which comprises a box body, a first partition board and a second partition board are arranged in sequence from top to bottom inside the box body, and the inside of the box body is located at the lower layer of the second partition board A sewage bin is provided, and a disinfectant liquid bin is arranged inside the box and on the left side of the upper upper layer of the first partition. The lower right corner of the disinfectant liquid bin is connected with a discharge pipe, and the left end of the discharge pipe runs through the disinfectant liquid bin The right wall extends to the bottom of the disinfectant tank. The invention relates to the technical field of sewage treatment. The environmentally friendly sewage purification device can completely suck out the disinfectant and coagulant by setting a certain inclination to the bottom of the disinfectant tank and the coagulant aid, reducing waste, using the disinfectant to disinfect the sewage, and using the auxiliary The coagulant accelerates the adsorption of toxic particles such as heavy metals. The combined use of disinfectant and coagulant aid not only enhances the disinfection ability, but also shortens the precipitation time of particles and improves the purification efficiency.

An indoor sweeper comprises a mopping rod and a base which are hinged to each other. A dust collecting box and a water storage tank are arranged at the bottom of the base in a spaced mode. Walking wheels are arranged on the two sides of the dust collecting box, a rotating shaft is arranged between the walking wheels and arranged at an inlet of the dust collecting box, and multiple rows of staggered brush bristles are installed on the rotating shaft. The cross section of the water storage tank is in a trapezoidal structure, the lower surface of the water storage tank is arranged in an obliquely-downward mode, an included angle ranging from 10 degrees to 25 degrees is formed between the lower surface and the upper surface of the water storage tank, a sliding rail is arranged at the bottom of the water storage tank, a detachable mopping plate is installed through the sliding rail, detachable mopping cloth is installed at the bottom of the mopping plate, and a plurality of obliquely-downward water injection nozzles are formed in the front of the water storage tank. The indoor sweeper is low in cost and capable of sweeping and mopping a floor at the same time, and thus the use intensity of workers is effectively lowered; in addition, the indoor sweeper is simple in structure, and energy resources are effectively saved.

The invention discloses an environmental-friendly sewage purifying robot. The environmental-friendly sewage purifying robot comprises a box body; a first separating plate and a second separating plate are arranged in the box body from top to bottom successively; a sewage cabin is arranged in the box body under the second separating plate; a disinfectant cabin is arranged in the box body on the left side of an upper layer above the first separating plate; the right lower corner of the disinfectant cabin is connected with a discharge pipe; the right wall of the disinfectant cabin is penetrated by the left end of the discharge pipe, and the discharge pipe is designed to stretch to the bottom of the disinfectant cabin. The invention belongs to the technical field of sewage treatment. According to the environmental-friendly sewage purifying robot, the bottom of the disinfectant cabin and the bottom of a coagulant aid cabin are designed to be inclined at certain angles, so that complete discharging of the disinfectant and a coagulant aid can be realize, and waste is reduced; the disinfectant is used for disinfection of sewage, the coagulant aid is used for acceleration adsorption of toxic particles such as heavy metal, the cooperation of the disinfectant with the coagulant aid is capable of improving disinfection effect, shortening deposition time of micro particles, and increasing purifying efficiency.

An integrated sand mixer is realized by using a blade stirring sand mixer. The sand mixer has a sand metering device and a mixing drum. The sand metering device is equipped with a pre-mixing blade (7), and is provided with a premixing power mechanism (8) that drives the premixing blades (7), so that the sand quantitative device constitute a pre-mixing cylinder (3); a powder material inlet and a liquid material inlet are respectively arranged on the mixing cylinder, and the outlet of the pre-mixing cylinder (3) is connected to the powder feed port of the mixing drum so that the mixing drum constitute a final mixing drum (2); in the pre-mixing drum (3), quantitative addition of raw sand, quantitative addition of powdered auxiliary materials and premixing of raw sand and powdered auxiliary materials are carried out; the raw sand and liquid resin material pre-mixed with the powdered auxiliary materials enter the final mixing cylinder (2) quantitatively, and the stirring blade (6) is drivento rotate, and the required molding sand is obtained after uniform mixing; and, among them, the final mixing cylinder (2) is performed During the mixing operation, the next cycle of raw sand quantitative addition, powder auxiliary material quantitative addition, and raw sand and powder auxiliary material pre-mixing operations are simultaneously performed in the pre-mixing cylinder (3). An integrated sand mixing method is also disclosed. The sand mixer and sand mixing method realize two-stage sand mixing without increasing the container. The two units can work at the same time. The sand mixingtime is greatly shortened. The relationship between mixing time, sand temperature rise and uniformity can be adjusted arbitrarily.

The invention relates to broken tea screening equipment, in particular to screening equipment for broken tea in tea. Therefore, according to the screening equipment for the broken tea in the tea, thebroken tea can be automatically screened away, new tea can be added automatically and intermittently for screening the broken tea, and a tea collecting frame can be shaken automatically. According tothe technical implementation scheme, the screening equipment for the broken tea in the tea comprises a mounting frame, a deceleration motor, a disc, first springs, a swing rod, a mounting seat, a swing frame, a screen mesh, a discharging hopper, a first collecting box, a second collecting box and the like; the deceleration motor is mounted on the left side of the top of the mounting frame, the disc is connected to an output shaft of the deceleration motor, and the left side and the right side of the mounting frame are both connected with the first springs. Through continuous rotation of the deceleration motor, the swing frame drives the screen mesh to move up and down continuously, and thus the broken tea is automatically screened away; and a second connecting rod moves up and down continuously so that the new tea can flow out of a storage box automatically.

The invention discloses a cleaning device and a cleaning method for a mold, and relates to the technical field of mold cleaning. The cleaning device comprises a rotating disc, wherein a fixed supportis arranged at the axis position of the rotating disc in a penetrating manner, the axis position of the fixed support is fixedly connected with a cleaning agent bin, one surface of the fixed support is in sliding connection with a plurality of movable rods, and one surface of the rotating disc is in sliding connection with a plurality of fixed rods; one end face of each fixed rod is in threaded connection with a fixing device; the circumferential side faces of the multiple movable rods and the multiple fixed rods are sleeved with a cleaning belt; and the axis position of the fixed support is fixedly connected with a transmission shaft. The movable rods are mutually matched with the fixed rods, so that the cleaning belt can be independently adjusted according to the size of an inner cavityof the tire mold, the cleaning belt of the cleaning device is attached to the inner cavity for use, compared with an existing cleaning roller, the cleaning area of the cleaning belt is increased, internal grains and slots of the mold can be effectively cleaned, and the cleaning device has the beneficial effect of improving the cleaning efficiency.

The invention discloses a liquid material adding device and a liquid material adding method. The liquid material adding device comprises a storage tank provided with a blanking opening A, a first charging barrel provided with a first inner cavity and a discharging opening M, a second charging barrel provided with a second inner cavity and a cavity opening, and a piston. The storage tank is connected to the first charging barrel, and the blanking opening A of the storage tank is communicated with the first inner cavity of the first charging barrel; the second charging barrel is mounted in the first inner cavity of the first charging barrel in a sliding manner; the piston is mounted in the second inner cavity of the second charging barrel in a sliding manner; liquid materials in the first inner cavity enter the second inner cavity of the second charging barrel through the cavity opening, and after the second charging barrel slides in the first inner cavity to shield the blanking openingA, the piston slides in the second inner cavity to extrude the liquid materials out of the discharging opening M. By means of the novel technology, the purpose of taking liquid materials or even quantitatively taking the liquid materials can be achieved, a pump is omitted, the risk that the pump is blocked is avoided, and the liquid material adding device and method can greatly promote developmentof the automatic catering industry.

The invention provides a poultry feeder based on an internet of things technology. The feeder comprises a feed groove, a distributor, a feed bucket and a music player, wherein the feed groove is connected with the feed bucket through a feed bucket bracket; the distributor for separating feed is arranged in the middle of the feed groove; a feed bucket discharging hopper is arranged at the bottom ofthe feed bucket; a discharging port is formed in the bottom of the feed bucket discharging hopper; a perforated partial pressure diversion partition plate for controlling feed flow is arranged on theinner side of the discharging port; the perforated partial pressure diversion partition plate is clamped on the inner side of the feed bucket discharging hopper at the upper end of the discharging port; a control device for sealing and closing the discharge port is arranged on one side of the discharging port; and the lower side of the discharging port is facing a spire tower-shaped food divider.The feeder can remotely control and feed animals through a mobile phone, is suitable for long-term unattended field poultry breeding, has a simple structure, can feed a large number of poultry at thesame time, and saves moving parts for dispersing feed.

The invention relates to an injection machine, in particular to an automatic mushroom liquid strain injection machine. Therefore, the technical problem of the invention is to provide the automatic mushroom liquid strain injection machine which can automatically inject mushroom liquid strains into a test tube, automatically replace the test tube and reduce manual operation. According to the technical scheme, the automatic mushroom liquid strain injection machine comprises a base, a first support is installed on the side portion of the base, a motor is arranged on the side portion of the base, and the motor is located right in front of the first support; the second support is installed between the left side and the right side of the base, and the second support is located below the first support. By means of the liquid conveying mechanism, strains can automatically flow into the test tubes, when a certain number of strains are contained in the test tubes under the liquid injection waterpipe, the strains in the liquid strain storage box can automatically stop flowing out, and through the fixing mechanism, when the sliding block moves rightwards, the position of the material conveyingplate can be fixed, and the sliding block is prevented from driving the material conveying plate to move rightwards.

The invention relates to a microporous aerator and a manufacturing method thereof. The microporous aerator has the advantages that water seepage is not likely to occur, the oxygen utilization rate is high and resistance is low, off-line cleaning can be achieved, and manufacturing cost is low. The invention further provides the manufacturing method of the microporous aerator. The microporous aerator comprises an air distribution pipe, a plurality of air releasers and a plurality of connection hoses. The air distribution pipe is arranged above the water surface. Each air releaser is arranged under the water surface in a drooping mode and comprises an air releaser base layer and an air releaser surface layer, wherein the air releaser base layer is a hollow cylinder made of a carbon material, the air releaser surface layer is arranged on the outer surface of the air releaser base layer and formed by compositing corrosion-resistant metal net plates, and the thickness of the air releaser surface layer is 50-80 micrometers. One end of each connection hose is connected to the air distribution pipe and communicated with the air distribution pipe, and the other end of each connection hose is connected to the corresponding air releaser and communicated with the interior of the corresponding air releaser. Macropores with the diameter of 5-6 mm are formed in the cylinder walls of the air releaser base layers, and micropores with the diameter of 30-50 micrometers are formed in the air releaser surface layers.

The invention discloses medical infusion equipment convenient to use, which belongs to the field of medical treatment, and comprises a seat, an infusion mechanism, an infusion tube, a flow guide blockand a cleaning mechanism; the seat is arranged on the ground of an infusion area, the infusion mechanism is arranged right above the seat, and the bottom of the infusion mechanism is provided with the infusion tube through the flow guide block; a cleaning mechanism is further arranged in the liquid conveying mechanism. After the medical staff confirms by comparing with a patient information areaoutside the infusion box according to the doctor's advice information, liquid medicine to be infused is poured into the infusion box for one-time infusion; after infusion of a patient in an infusion area is completed, clear water is introduced into the infusion box through the cleaning mechanism, residual liquid medicine in the box is diluted and cleaned; and after the liquid level in the water tank reaches the liquid detection switch at the top of the siphon, the water supplementing electromagnetic valve is closed, and the drainage electromagnetic valve is opened; finally, the cleaning liquidin the tank automatically flows out from the end part of the siphon under the siphon action until no water remains in the tank.

The invention relates to a liquid medicine non-stop stirring device, and effectively solves the problems that medicines cannot be continuously stirred during mixing and raw materials and medicines cannot be added in time. According to the technical scheme, the device comprises a cylinder body, a stirring shaft is installed in the cylinder body, a plurality of impellers are sleeved on the stirringshaft, an impeller located at the lowermost position is opposite to other impellers in rotating direction, a discharging pipe is connected to the rear side face of the upper end of the cylinder body,a left feeding pipe and a right feeding pipe are connected to the bottom of the barrel, one-way valves are installed on the feeding pipes, the end part of each feeding pipe is connected with a stock bin, an extrusion plate capable of moving up and down is mounted in each stock bin, a limiting block for limiting the extrusion plate to move upwards is mounted on the inner side wall of each stock bin, a plurality of through holes are formed in the extrusion plate, and the bottom of each through hole is provided with a blocking piece allowing fluid to pass through in a one-way mode. According to the stirring device disclosed by the invention, the medicine feeding amounts of different medicines can be adjusted as required, and continuous stirring is realized.

The invention belongs to the technical field of honey production, and particularly discloses a device used for clearing honey. The device comprises an upper lid, a base, a side plate, a driving part and a cleaning part, the driving part comprises a driving motor, a rotating shaft, a first friction wheel and a second friction wheel, the driving motor is fixedly installed on the upper portion of theupper lid, an output shaft of the driving motor penetrates downwards through the upper lid and is coaxially and fixedly connected with the rotating shaft, the first friction wheel is coaxially and fixedly connected to the upper portion of the rotating shaft, and the second friction wheel is coaxially and fixedly connected to the lower portion of the rotating shaft; the cleaning part comprises a hopper, a spiral scraper and a collecting and filtering device, the hopper is vertically fixed to the base through a hollow shaft, a water inlet is formed in the lower end of the hollow shaft, a through hole runs through the upper end of the hollow shaft, a scraping plate is fixedly arranged at the top of the spiral scraper, the first friction wheel tightly presses the peripheral wall of a honey barrel, and the second friction wheel tightly presses the peripheral wall of the collecting and filtering device. The device used for clearing the honey solves the problems that when the honey barrel iscleaned, labor intensity is high, cleaning efficiency is low, and honey water used for cleaning the honey is wasted.

The invention belongs to the technical field of caustic soda, and provides a production process for producing ion membrane caustic soda by a well and rock salt, wherein the production process includesthe following steps: dissolving the well and rock salt in water to obtain a saturated NaCl solution; then removing Ca<2+>, Mg<2+> and SiO2 in the saturated NaCl solution, to obtain refined saline water; and finally, electrolyzing the refined saline water, to obtain caustic soda, Cl2 and H2. Provided is a device for producing ion membrane caustic soda by the well and rock salt, wherein the deviceincludes a salt dissolving device, a front reaction tank, a pressurized dissolved gas tank, a preprocessor, a rear reaction tank, a filter, a refined saline water storage tank and an electrolytic bathwhich are connected successively, and the technical problems in the prior art that sea salt resources are in short supply, energy consumption for preparing caustic soda from the sea salt is high andthe utilization rate of equipment is low are solved.

The invention discloses an automatic liquid quantitative flow-out device. The automatic liquid quantitative flow-out device comprises a liquid container, an electromagnetic valve, a pulse type liquidflow sensor and a flow automatic control circuit board, wherein a liquid flow-in hole of the electromagnetic valve is connected with a liquid flow-out hole of the liquid container, a liquid flow-out hole of the electromagnetic valve is connected with a liquid flow-in hole of the pulse type liquid flow sensor, and a liquid flow-out hole of the pulse type liquid flow sensor is connected with a liquid flow-out pipe; and a pulse signal input interface circuit of the flow automatic control circuit board is connected with a pulse signal line of the pulse type liquid flow sensor, and the flow automatic control circuit board is provided with an operation panel or operation keys. When the automatic liquid quantitative flow-out device is used in a kitchen, through key operation, liquid with the preset quantitative volume can automatically flow out from the liquid container filled with liquid food materials or liquid seasonings including edible oil, soy sauce, cooking wine, table vinegar and thelike.

The invention relates to a continuous liquid medicine mixing and stirring device which effectively solves the problems that existing medicine mixing cannot be continuously stirred, and raw materials cannot be added. According to the technical scheme, the device comprises a barrel, a stirring shaft is installed in the barrel and sleeved with a plurality of impellers, a discharging pipe is connectedto the rear side face of the upper end of the barrel, the bottom of the barrel is connected with a plurality of feeding pipes, one-way valves are mounted on the feeding pipes, the end part of each feeding pipe is connected with a stock bin, the sizes of the cross sections of the stock bins are different, an extrusion plate capable of moving up and down is arranged in each stock bin, a plurality of through holes are formed in each extrusion plate, a baffle plate for enabling fluid to pass through in one direction is arranged at the bottom of each through hole, and a vertical guide rod is mounted on each extrusion plate. According to the invention, the dosage of different medicaments can be adjusted as required, multiple medicaments can enter simultaneously, continuous stirring is realized,and the stirred mixed medicament can flow out automatically.

The invention provides an airflow impurity separation device and a manufacturing method of the airflow impurity separation device, belonging to the technical field of operation, and solving the problem that the existing filter screen is easy to clog. The airflow impurity separation device comprises a frame and a plurality of folded plates arranged in the frame, wherein the folded plates are folded in a continuous wave mode to form a plurality of air channels; and a plurality of folded plates are folded to form a plurality of V-shaped separation filter holes. The airflow impurity separation device only needs to be cleaned on schedule and does not need to be replaced, and further, the use cost is reduced. The airflow impurity separation device is easy to clean, separated grease and water vapor can automatically flow out, and maintenance period is prolonged. The airflow impurity separation device is high in separation efficiency and stable in performance. The airflow impurity separation device manufactured by adopting the manufacturing method has the advantages that the number of production devices is few, the number of required processing parts is few, and production cost is low.

The invention discloses a vaginal dilator convenient for clinical use in the gynaecology and obstetrics. The device comprises a first handle, a second handle connected with the first handle through arotating shaft, and an expansion hinge integrally connected to the top end of the first handle and the top end of the second handle, wherein a flow channel is formed in the expansion hinge; a mountinggroove is formed in the position, located on the outer side of the flow channel, in the expansion hinge; and a half valve ball is elastically and movably connected into the mounting groove. Accordingto the vaginal dilator, through the design of the flow channel, a protective liquid can be conveniently stored in the expansion hinge, so that when the vaginal dilator is used, the vaginal wall skincan be lubricated, and the skin can be protected; through the structural design of the half valve ball and the like, the protective liquid can automatically flow out through extrusion of the vaginal wall when the vaginal dilator is used; through the design of a push spring, when the vaginal dilator is not pushed in, leakage of the protective liquid in the flow channel is avoided; and through the design of a connecting rod, a connecting handle, a threaded ring block and a threaded ring cylinder, the situation that the second handle is too long to cause certain obstruction to subsequent operation is avoided.

The invention relates to a nitrogen filling fresh-keeping rice storage cabinet, comprising a sealing cover, a cabinet body shell, a rice storage inner container, a nitrogen filling electromagnetic valve, a nitrogen gas cylinder, a rice outlet channel, a rice gate, a control system, a power module and a nitrogen gas regulating valve, wherein the sealing cover is installed at the upper part of the cabinet body shell and can be opened from one side; the rice storage inner container is installed in the cabinet body shell; the nitrogen gas cylinder is installed in the cabinet body shell and is connected with the rice storage inner container by a pipeline; the nitrogen filling electromagnetic valve is installed on the pipeline; one end of the rice outlet channel is connected with the bottom of the rice storage inner container, and the other end of the rice outlet channel is connected with the cabinet body shell; the rice gate is arranged at a position where the outer side of the cabinet body shell is connected with the rice outlet channel; the control system and the power module are installed in the cabinet body shell; the nitrogen gas regulating valve is installed at the outer side of the cabinet body shell; the power module, the nitrogen gas regulating valve, the control system and the nitrogen filling electromagnetic valve are electrically connected with one another. The nitrogen filling fresh-keeping rice storage cabinet has the beneficial effects that the nitrogen filling fresh-keeping rice storage cabinet is simple in structure, can maintain the rice storage inner container to be in a sealing state, and is capable of filling nitrogen into the rice storage inner container so as to keep rice fresh.

The invention provides a mounting base on a water dispenser, and belongs to the technical field of drinking water. The mounting base on the water dispenser comprises a base; the base is provided witha sunk groove for storing water; a fixed pillar is fixedly arranged in the middle of the sunk groove; a first water inlet passage and a first slide disposed around the first water inlet passage are formed in the fixed pillar; the base is provided with a second water inlet passage and a second slide disposed around the second water inlet passage; the first water inlet passage is connected with thesecond water inlet passage; the first slide and the second slide are connected and form a limiting slide; the fixed pillar is provided with a first water inlet communicated with the first water inletpassage; the fixed pillar is also provided with a second water inlet communicated with the first slide; the base is provided with a water outlet passage communicated with the second slide in an uplinkmode. The mounting base has the advantage that water in the mounting base on the water dispenser is convenient to clean and low in bacteria breeding possibility.

The invention relates to a housing (1) for an appliance for operating an air-conditioning system, in particular a heat pump, the housing having an electrical load arranged inside the housing (7) and for leading out A device that consumes waste heat generated by electrical appliances. In this case, a cooling device (2) is arranged in the region of the housing wall for condensing the moisture contained in the ambient air flowing into the housing interior (7). Furthermore, the invention relates to an appliance for operating an air conditioning system and / or to an air conditioning system having such a housing (1).

The invention discloses a timed feeding device for mountain forest free-range chickens, which comprises a shell, and is characterized in that the inner wall of one side of the shell is provided with vertical guide blocks, a feeding box is slidably connected in the guide blocks, the internal part of the feeding box is provided with partition plates, the outer wall of the shell is provided with a through hole, a discharging pipe is inserted in the through hole, the other end of the discharging pipe extends to the inner side of the shell, the top inner wall of the shell is provided with a controlroom, the internal part of the shell is provided with a power supply module and a control module, the power supply module includes a power supply device, the control module includes a time controllerand a control circuit, the control module is electrically connected with the power supply module, the time controller and the control circuit, and the power supply module is electrically connected with the time controller. The timed feeding device is novel in design and convenient to use, can ensure the timed and quantitative feeding, greatly reduces the labor cost, improves the work efficiency and is suitable for popularization and use.

The invention discloses a deep high-temperature acid rock reaction speed and kinetic parameter accurate determination device and method, and the device comprises a reaction kettle, a pressure control assembly for regulating and controlling the pressure in the reaction kettle, a temperature control assembly for regulating and controlling the temperature in the reaction kettle, a stirring assembly for stirring an acid solution in the reaction kettle, and a sampling tube. The device further comprises a rock sample box located in the reaction kettle, the rock sample box is provided with a cavity for containing a rock sample and a notch for acid liquor to enter, and an upper cover of the reaction kettle is connected with a lifting assembly for driving the rock sample box to ascend and descend. When the device is used for experimental determination, the rock sample box is driven to ascend and descend through the lifting assembly, after the temperature of a solution in the kettle rises to the experimental temperature, the rock sample box is lowered to the position below the liquid level for a contact reaction, and the starting time of the acid rock reaction and the subsequent interval sampling time can be accurately controlled.

The invention provides a dirt removal device for a solar water heater, which relates to the field of solar water heaters. The dirt removal device for a solar water heater comprises a water tank, a plurality of heat collecting pipes, support legs, a sewage discharge pipe located in the water tank, and a descaling assembly located in the heat collecting pipe. The water tank is provided with a water inlet pipe. The water inlet end of the sewage discharge pipe extends to the inside of the heat collecting pipe, and the descaling assembly is slidably installed on the water inlet end of the heat collecting pipe. The water tank is provided with a lifting assembly that can move the descaling assembly. The lifting assembly includes a box body. The solar water heater descaling device drives the descaling component to move through the lifting component, so that the shovel on the descaling component moves. Since the shovel is always close to the inner wall of the heat collecting tube, the scale on the heat collecting tube can be shoveled off and reused for sewage discharge. The pipe discharges the sewage, so as to achieve the effect of cleaning, avoid the heat collecting pipe from being covered with scale, which will affect the heat collecting effect of the heat collecting pipe, and reduce the maintenance times of the maintenance personnel.