38results about How to "Easy to fill with water" patented technology

The invention provides an instant heating type tea making machine. The instant heating type tea making machine comprises a main body, wherein a water cooling box, a closed micropressure heating chamber, a water dispensing nozzle and a steam switch are arranged in the main body, the closed micropressure heating chamber is arranged below the water cooling box, a heating tube is arranged at the bottom of the closed micropressure heating chamber, and is connected with a power line, a boiled water outlet is arranged in the closed micropressure heating chamber close to the bottom of the closed micropressure heating chamber, and is communicated with the water dispensing nozzle, a tea cup is arranged below the water dispensing nozzle, a tea leaf basket is arranged at the upper end of the tea cup, a steam tube is arranged on the closed micropressure heating chamber, and is connected with the steam switch, the steam switch is used for controlling the on and off of the heating tube, the closed micropressure heating chamber consists of a cover plate and a stainless steel disc, and has a quantitative volume of boiled water, and the boiled water outlet is used for delivering the boiled water to the water dispensing nozzle through micropressure. The instant heating type tea making machine has the advantages of low cost, simple structure, quantitative water supply, quickness in boiling water, energy conservation and environmental protection.

The invention discloses a preparation method of a difluoromethoxy polysubstituted nitrogen-containing heterocyclic compound. The difluoromethoxy polysubstituted nitrogen-containing heterocyclic compound is prepared by using a special reaction kettle, the reaction kettle is provided with a glass body (1), the body is provided with a kettle cover (11), a lower flange (12) and a cylinder body (13) and further comprises an air intake assembly (2), an air outlet assembly (3), a fixing device (4), a stirring part (5) and a cooling pump tank (6); 2-bromo-3-fluoropyridine is used as a starting point to obtain 2-bromo-3-fluoropyridine-4-boronic acid, and 2-bromo-3-fluoropyridine-4-boronic acid is used for preparing 2-bromo-3-fluoro-4-hydroxypyridine; transition of 2-bromo-3-fluoro-4-difluoromethoxypyridine is performed; 3-fluoro-4-difluoromethoxypyridine-2-ethyl formate is prepared; a low temperature reaction under nitrogen protection is performed under protection of nitrogen to obtain 3-fluoro-4-di Fluoromethoxypyridine-2-methanol, a reaction is performed at a room temperature to obtain a final product of 3-fluoro-4-difluoromethoxypyridine-2-formaldehyde.

The invention discloses a water bomb filling device which comprises a sleeve, balloons and water pipes. A water outlet in the lower end of the sleeve is connected with multiple long and thin water pipes, the tail ends of the water pipes are connected with the balloons, threads are arranged in the sleeve, and a gasket is arranged in the sleeve. The balloons and the water pipes are fixed through clips. The tail ends of the balloons are sleeved with rubber bands. The device has the advantages that water filling is convenient, a lot of time can be saved for parents, and meanwhile, children can quickly obtain water bombs to play; the rubber bands are tied to the surfaces of the balloons, and the balloons are very easy to tie; the water bombs filled with water are small in size and the safety coefficient is high.

The invention discloses a detachable humidifier which comprises a shell, wherein the shell comprises an upper shell and a lower shell; a steam cover is mounted on the upper shell and is provided with a top and a connecting column; the top takes the shape of a pot cover; the connecting column is arranged in the center of the top; the top is connected with the connecting column to form an integrity; a recess is arranged at the top end of the upper shell; a connecting opening is formed in the center of the recess; a plurality of exhaust passages are uniformly distributed around the connecting opening; the steam cover is connected with the shell through the connecting opening. The detachable humidifier, disclosed by the invention, is provided with the steam cover, so that the steam cover is adjusted up and down to adjust the moisture discharging amount according to the humidity of that day, and high simpleness and convenience are realized; in addition, the shell comprises the upper shell and the lower shell which are detachable and combined, so that the detachable humidifier can be conveniently cleaned and filled with water daily.

The invention discloses a water feeder for poultry and livestock. The water feeder comprises a water tank and a watering trough, wherein, a floating plug is placed in the watering trough and arranged in a vertically-oriented plug floating guide chamber; a water inlet which is blocked by the floating plug when the floating plug rises to a set position is formed on the floating guide chamber and is communicated with an water outlet of the water tank; a protective shelter is mounted on the watering trough; and a water drawing opening is formed between the protective shelter and the watering trough. Compared with the prior art, the water feeder provided by the invention can solve the problem that a conventional water feeder for live stock can not guarantee the cleanness of water for a long time and is not convenient when water is accommodated.

The invention provides a foldable portable water filling surrounding well used for piping emergency rescue. The foldable portable water filling surrounding well comprises a foldable enclosure protection structure, a water-proof and water-permeable structure and an auxiliary accessory. The foldable enclosure protection structure comprises an annular water bag, circumferential rings, a water inlet,a gas outlet, a water discharge port and guide rods. The water-proof and water-permeable structure comprises a water-permeable cushion layer, a waterproof layer and a fixing piece. The auxiliary accessory comprises a water discharge hose and a height gauge. The annular water bag of the foldable enclosure protection structure has multiple layers communicating with one another, and the water bag isfilled with water through the water inlet; and during installation, the foldable enclosure protection structure and the water-proof and water-permeable structure are laid flat around a piping openingand rise to the working height after water filling. The surrounding well structure with overall rigidity is formed by the foldable water bag provided with the circumferential ribs in a water filling manner; meanwhile, by means of the water-proof and water-permeable structure, seepage damage of the stratum around the piping position is prevented, and good integrity, leakproofness and stability areachieved; and the process is very simple, the structure is portable, the foldable portable water filling surrounding well can be carried by people, the emergency rescue speed and efficiency are high,and broad application prospects are achieved.

The invention discloses a device for quickly constructing flood control sub-embankments and an operation method thereof. The device is formed by splicing a plurality of rubber bags, each rubber bag comprises a bag body, each bag body comprises a bag surface and a bag bottom, each bag bottom comprises a bag body bottom and an outwards-extending section, each outwards-extending section extends out of the bottom of the corresponding bag body, a water filling port is formed at the top of each bag surface, a water outlet is formed at the position, close to the corresponding bag bottom, of each bagsurface, and a plurality of pile holes are formed in the outwards-extending sections and matched with fixing piles. The rubber bags are simple to arrange and facilitate water filling, flood control sub-embankment construction is rapid, the number of needed personnel is small, materials are few, the bag bodies can be recycled, no waste materials exist, environmental pollution cannot be caused, andthe low-carbon, environment-friendly and ecological saving type flood control technology is achieved. The bags are filled with water to form a water retaining dam, and water is resisted with water. Meanwhile, the water in the bags provides acting force for water retaining of the bag bodies, and the bag bodies are filled with the water, so that dual purposes of the water are achieved. Flood controlsub-embankment scour prevention and large embankment scour prevention are combined into a whole, flood overflowing can be prevented, a large embankment can be prevented from being scoured, and the safety of the large embankment is guaranteed.

The invention discloses a handheld ground cleaner with a mist spray mop rod. The cleaner comprises a mop rod. The top end of the mop rod is equipped with a handle. The lower part on one side of the handle is provided with a wrench hinged onto the mop rod. The left side at the bottom end of the wrench is in abut joint with a top rod. The top rod is arranged in the mop rod. The bottom end the of thetop rod is equipped with a piston push rod. The bottom end of the piston push rod is provided with a water spray chamber. The lower part on the left side of the water spray chamber communicates witha water outlet pipe. The left side at the bottom end of the water outlet pipe communicates with a nozzle. The nozzle is arranged at the lower part on the left side of the mop rod. The lower part on the right side of the water spray chamber communicates with a water inlet pipe. The right side of the water inlet pipe communicates with the housing. A first chamber is arranged in the housing. A secondspring is arranged at the top end of the first chamber. The bottom end of the second spring is equipped with a limiting block. The middle part at the bottom end of the limiting block is in abutted against a top needle. The cleaner is reasonably designed and conveniently used. A mop can automatically spray water. Meanwhile, the cleaner is easy to detach and install. As a result, ground mopping efficiency is increased.

The invention discloses a water storage box assembly for an embedded refrigerator. The water storage box assembly comprises a box door. The back face of the box door is fixedly connected with a storage rack. A water storage box is connected to the storage rack in a clamped manner. A water pump is arranged in the water storage box. The output end of the water pump is connected with a water supply pipe. A through hole is formed in the back face of the box door. A groove is formed on the front face of the box door. The through hole communicates with the groove. A water outlet pipe is coaxially and fixedly connected in the through hole. The water supply pipe communicates with the water outlet pipe. A first sealing cover is hinged to an opening of the groove. A switch is arranged on the front face of the box door and is connected with the water pump through a wire. In the water storage box assembly, the water taking process of the water storage box is convenient and fast, cold of the refrigerator can be prevented from being leaked, and therefore a good electricity saving effect is achieved.

The invention relates to the technical field of a massage apparatus, particularly relates to a foot fixing device for a horizontal type back massager. The foot fixing device comprises a supporting pillar; the right side of the supporting pillar is provided with a holding cavity with a rightward opening for placing a foot part; the right upper side of the holding cavity is provided with a check block for blocking insteps; a diagonal plate is arranged in the holding cavity, and the top end of the diagonal plate is hinged on the top edge of the left side face of the check block; the right lower side of the diagonal plate is provided with a plurality of springs, and the springs are horizontally arranged and connected to the left side of the check block; a through hole is arranged in the check block, and a hemp rope is arranged in the through hole; one end of the hemp rope is connected to the right side face of the diagonal plate and the other end is provided with a rope knot; the rope knot is buckled on the right side face of the check block. The foot fixing device is simple and stable in structure, and can effectively fix the foot part, and improve the comfort level when the force of insteps is applied.

The invention discloses flue gas purification equipment for industrial waste incineration. The equipment comprises a shell, a water tank is fixedly connected with the right side of the upper surface of the shell, a water pump is fixedly connected with the lower surface of the inner wall of the water tank, the upper surface of of the water pump is communicated with one end of a first water pipe, the surface of the first water pipe is sleeved with a first pipe sleeve, and the surface of the first pipe sleeve is clamped to the upper surface of the water tank. According to the flue gas purification equipment for industrial waste incineration, by arranging the water pump, the water pump pumps the water in the water tank and conveys the water into a booster pump through the first water pipe, sothat particles and suspended solids in flue gas can be wrapped by small water drops, under the effect of gravity, the particles and the suspended solids in the flue gas drip to the lower surface of the inner wall of the shell along the small water drops, impurities in the flue gas can be further removed by arranging a dehumidifying plate and a filtering plate, and thus the purification effect of the purification equipment can be better.

The invention relates to children's game equipment, and in particular to children's garden game equipment for municipal works. The invention aims at solving a technical problem of providing the children's garden game equipment for municipal works, which is strong in interactive performance and is beneficial for training children's response capacity and labor. According to the technical scheme, thechildren's garden game equipment for municipal works comprises bases, first supporting rods, water guns, first swinging rods, first springs, connecting rods, clamping blocks, first sliding rails, first sliding blocks, baffle blocks, first fixed pulleys and the like, wherein the bases are arranged at the left and right sides of the ground; the first supporting rods are arranged at the tops of thebases at the left and right sides; and the water guns are connected to the tops of the first supporting rods at the left and right sides. According to the game equipment provided by the invention, twochildren can spray water towards each other, so that interactions can be achieved between the children, and the interesting of the equipment can be improved; and meanwhile, the children can push thefirst swinging rods and the second swinging rods with hands, so that the children can do exercises during playing; and by arranging pedal devices, hand and foot coordination of the children can be trained; therefore, the game equipment is more beneficial for children's growth.

The invention relates to a shielded reactor coolant pump water filling system and method and belongs to the technical field of nuclear power plant reactor power reactor coolant maintenance. The systemcomprises a main pump body, a main pump exhaust valve, a main pump water filling / drainage valve, a filter, a shut-off valve and a water inlet end valve; one end of the water inlet end valve is connected with a demineralized water storage and distribution system through a pipeline, and the other end of the water inlet end valve is connected with an inlet of the shut-off valve through a pipeline; an outlet of the shut-off valve is connected with an inlet of the filter through a pipeline; and an outlet of the filter is connected with the main pump water filling / drainage valve, the main pump bodyand the main pump exhaust valve through pipelines in sequence. The method comprises the steps that the shielded reactor coolant pump water filling system is constructed; and water filling is conducted based on the shielded reactor coolant pump water filling system, specifically, the water inlet end valve, the shut-off valve and the main pump water filling / drainage valve are opened at small opening degrees, and the main pump exhaust valve is also opened, thus, the top of the main pump body communicates with atmosphere in the water filling process. Impurities are prevented from accidentally entering a cooling circuit of the main pump body, and the risks such as bearing abrasion during starting of a main pump and equipment damage are avoided.

The invention discloses a planting, cultivating and weeding integrated machine for tea leaves. The planting, cultivating and weeding integrated machine for tea leaves comprises a tea leaf planting machine, a power mechanism, a machine shell, a driving handle, a connecting rod, a seed placement box and a cultivating wheel, wherein the right side of the tea leaf planting machine is fixedly connectedwith the power mechanism; a base is arranged below the tea leaf planting machine; the outer wall of the power mechanism is fixedly connected with the machine shell; the machine shell is fixed in thebase below the tea leaf planting machine through screws; the driving handle is arranged on the left side of the tea leaf planting machine in an embedded manner; the connecting rod is arranged on the lower portion of the driving handle in an embedded manner; and the seed placement box is arranged in the middle of the left side of the tea leaf planting machine in an embedded manner. The planting, cultivating and weeding integrated machine for tea leaves is stable in structure, good in soil turning and soil loosening effect and good in weeding effect, efficiency of cultivating and soil looseningis greatly improved, an automatic perforating function is fulfilled, tea tree planting efficiency is improved, and the promotional value is quite high.

A preparation method of a polysubstituted bromofluoro-substituted phenylbenzimidazole compound utilizes a specially-made reaction kettle to prepare the compound. The reaction kettle comprises a body (1) made of a glass material, the body comprises a kettle cover (11), a lower flange (12) and a cylindrical shell (13), and the reaction kettle further comprises a gas inlet combination (2), a gas outlet combination (3), a fixing device (4) and a stirring portion (5). The preparation method comprises the following steps: 2-bromo-5-fluoroaniline is used as a synthesis starting point to obtain (E)-N-(2-bromo-5-fluorophenyl)-(hydroxyamino)acetamide, and 7-bromo-4-fluoroindolin-2,3-dione is prepared from the (E)-N-(2-bromo-5-fluorophenyl)-(hydroxyamino)acetamide; 7-bromo-4-fluoro-1H-phenyl[d]imidazol-2-ol is prepared from the 7-bromo-4-fluoroindolin-2,3-dione with 2-amino-3-bromo-6-fluorobenzoic acid as an intermediate; and ethyl acetate and phosphorus oxybromide are added to obtain the product 2,7-dibromo-4-fluoro-1H-benzo[d]imidazole.

The invention relates to a small hydraulic power generating system and belongs to the technical field of power generating equipment. The small hydraulic power generating system comprises a canal 1 and a water wagon 2 which is connected with a shaft coupling 5 and a generator 6 through a rotating shaft 3; the canal is of a Z-shaped structure; the lower part of the water wagon 2 is tangent with the bottom of the canal 1, or a relatively small gap is formed between the lower part of the water wagon 2 and the bottom of the canal 1, and the width of the water wagon 2 is slightly smaller than that of the canal; and the water wagon 2 is composed of an annular structure, a plurality of V-shaped buckets 2-7 and supporting net racks 2-1, the annular structure is composed of front and rear water wagon side edges 2-9 and a bottom edge 2-10, the plurality of V-shaped buckets 2-7 are mounted in the annular structure, and the supporting net racks 2-1 are radially arranged outside a rotating shaft 3 and are respectively connected to the front and rear water wagon side edges 2-9 through connecting blocks 2-2. The small hydraulic power generating system is simple and compact in structure, small in floor area, low in cost, needless of water storage, capable of generating power at a relatively small water flow, relatively low in water resource demand, free of strict requirements for site selection, capable of implementing at the edge of a relatively small canal and favorable in market prospect.

The invention relates to a glass fiber reinforced plastic water storage device for mountain forest fire protection. The device comprises a water storage tank body and a tank top arranged above the water storage tank body, wherein the water storage tank body and the tank top are supported by frames formed by I-shaped steel as beams and columns, and the device is characterized in that the inner andouter sides of the I-shaped steel are each provided with a layer of glass fiber reinforced bonding into a whole, the space between the two layers of glass fiber reinforced plastic is filled with a thermal insulation material, a plurality of side iron is transversely and uniformly distributed between the outer side of the I-shaped steel of the water storage tank body and the glass fiber reinforcedplastic, the tank top is inclined by 10-30 degrees towards the ground, and a water inlet is formed in the tank top. The device has the beneficial effects that the structure is stable, the cost is low,the device can be processed into larger sizes, the water storage capacity is large, the heat preservation effect is good, the inclined design of the tank top enables the rainwater to be quickly dispersed in the rain season, and the device is suitable for application and popularization to large-area mountain forests.

The invention provides an electric three-wheel sprinkler car. The electric three-wheel sprinkler car at least comprises a car head, a car frame, a battery and a motor. The car frame is provided with a steering device and a brake device. A water tank is arranged on the rear portion of the car frame. The bottom of the water tank is provided with a water outlet. A valve is arranged on the water outlet. A tank cover is arranged on the top of the water tank and is provided with an opening. A pipeline system is arranged on the water tank. The pipeline system comprises a water pump, a water pumping motor, a tee joint, a water inlet pipe, a water pumping pipe and a water outlet pipe. The water pumping motor and the water pump are both located between the water tank and a car seat and are both fixed to the car frame. The water outlet pipe is connected with the water pump. The water pumping motor is connected with the battery through a voltage control circuit. The electric three-wheel sprinkler car solves the defects in the prior art and has the advantages of being small in size, flexible and convenient to use and capable of being applied to landscaping, agricultural irrigation, forest watering, forest spraying and the like.

A method for preparing a multi-substituted bromofluorine-substituted benzoimidazole compound, which is prepared by using a special reaction kettle, the reaction kettle has a glass body (1), the body is equipped with a kettle cover (11), a lower flange (12 ), barrel (13), and the reactor also includes an inlet combination (2), an outlet combination (3), a fixture (4), a stirring portion (5); it is based on 2-bromo-5-fluoroaniline as a synthetic starting point , to obtain (E)-N-(2-bromo-5-fluorophenyl)-2-(hydroxylamine) acetamide, and then prepare 7-bromo-4-fluoroindoline-2,3-dione ; Then through 2-amino-3-bromo-6-fluorobenzoic acid transition; 7-bromo-4-fluoro-1H-phenyl [d] imidazole-2-alcohol; add ethyl acetate and phosphorus oxybromide , to obtain the product 2,7-dibromo-4-fluoro-1H-phenyl[d]imidazole.

The invention discloses a filtering water cup which comprises a cup body, a filter element, a water storage shell and a cup lid. The lower end of the water storage shell and the cup body are connected in a detachable and sealed mode, and the upper end of the water storage shell and the cup lid are connected in a detachable and sealed mode. The inner wall of the water storage shell and the periphery of the filter element are in sealed connection. A water storage cavity is formed among the filter element, the cup lid and the water storage shell. A vent pipe communicated with the water storage cavity and an inner cavity of the cup body is arranged on the filter element in a penetrating mode. A ventilation switching device is arranged inside the vent pipe. The ventilation switching device blocks the vent pipe when the filtering water cup is installed forward, and is communicated with the vent pipe when the filtering water cup is installed reversely. When the water cup contains water, the water storage shell and the cup lid are taken down, water is directly added into the cup body, and the water storage shell and the cup lid are fixed to a cup opening; during filtering, the water cup is installed reversely, gas inside the water storage cavity enters the cup body through the vent pipe, and water inside the cup body flows into the water storage cavity through the filter element, so that filtering is achieved. According to the filtering water cup, the water containing operation is quite convenient, the filtering mode is simple and easy to implement, and the user experience is improved.

The invention provides a tetrahedral drip irrigation bag and a manufacturing method of the tetrahedral drip irrigation bag, and belongs to the technical field of water-saving irrigation devices. The problem that self supporting force of a drip irrigation bag in the prior art is insufficient is solved. The tetrahedral drip irrigation bag comprises four regular triangle faces, a water inlet and a water outlet, and is characterized in that the three edges of each regular triangle face are each fixedly connected with one edge of the other three regular triangle faces, one top corner of the tetrahedron composed of the four regular triangle faces is provided with the water inlet, and the other top corner is provided with the water outlet. The manufacturing method comprises the three steps that acylindrical plastic film is cut into sections, two ports are thermally pasted, and the water inlet and the water outlet are installed.

A method for preparing difluoromethoxy multi-substituted nitrogen-containing heterocyclic compounds, which is prepared by using a special reactor, the reactor has a glass body (1), the body is equipped with a lid (11), a lower convex Edge (12), barrel (13), and the reactor also includes an air inlet combination (2), an air outlet combination (3), a fixing device (4), a stirring part (5), and a cooling pump tank (6); ‑Bromo‑3‑fluoropyridine is used as a starting point for synthesis to obtain 2‑bromo‑3‑fluoropyridine‑4‑boronic acid, which is then prepared to obtain 2‑bromo‑3‑fluoro‑4‑hydroxypyridine; and then through 2‑bromo‑3 Transition of fluoro-4-difluoromethoxypyridine; 3-fluoro-4-difluoromethoxypyridine-2-formic acid ethyl ester; low temperature reaction under nitrogen protection to obtain 3-fluoro-4-difluoromethoxy base pyridine-2-methanol, and react at room temperature to obtain the final product 3-fluoro-4-difluoromethoxypyridine-2-formaldehyde.

The invention provides a multi-function watering fertilizer-applying car. The car comprises a car carriage body, a front wheel, a rear wheel and a pushing handle, wherein the car carriage body, front wheel, rear wheel and pushing handle are connected sequentially. A partition is fixed at the middle part of the car carriage body; the car carriage body is divided into an upper layer and a lower layer; water is arranged in the upper layer of the car carriage body; fertilizer is arranged in the lower layer of the car carriage body; a water outlet pipe and a water valve are installed at the front end bottom of the upper layer of the car carriage body; a fertilizer outlet pipe and a fertilizer valve are installed at the front end bottom of the lower layer of the car carriage body; a water taking port and a water taking cover are installed at the front end top of the upper layer of the car carriage body; a fertilizer taking port, a fertilizer taking pipe and a fertilizer taking cover are installed at the front end top of the lower layer of the car carriage body. The partition of the multi-function watering fertilizer-applying car is fully sealed to isolate the water and the fertilizer better. If you want to water and apply the fertilize at the same time, it is just needed to open the water valve and the fertilizer valve; when the car is used, people need to push the pushing handle with hands, and four wheels walk; as long as pushing the car to go, watering and fertilizer applying can be carried out at the same time. In the way, the watering and fertilizer applying are combined into one so as to save half of the labor. The multi-function watering fertilizer car is convenient and practical.

The invention discloses a pen, in particular to a novel water color pen. The novel water color pen comprises a pen cap, a penholder and a pen point connected to one side of the penholder. The novel water color pen is characterized in that the other side of the penholder is connected to a water storage capsule and a vent-pipe, the pen point is a brush pen point, the penholder is in thread connection with a pen barrel, and the water storage capsule and the vent-pipe are arranged in the pen barrel. The novel water color pen provided by the invention has the following beneficial effects: the line thickness and the color uniformity are easy to control when the novel water color pen is used for painting, the pen point is smooth in writing, and the water filling is very convenient. Thus, the novel water color pen has longer service life, and is economic and practical.

The invention discloses an atomizing humidifier. The atomizing humidifier comprises an atomizer head and a handle detachably connected with the atomizer head, wherein the atomizer head comprises a head shell with an inner cavity and an atomizing component arranged in the inner cavity, the handle comprises a handle shell and a water absorption cotton swab, wherein the handle shell is detachably connected to the bottom of the atomizer head and is provided with a water bin, one end of the water absorption cotton swab extends into the water bin and the other end of the water absorption cotton swabextends into the inner cavity, and the water absorption cotton swab is connected with the atomizing component. The atomizing humidifier conveniently contains water, convenient to hold, and facilitates replacing of different types of handles.

The invention provides automatic nestling pigeon feeding equipment which has the functions of fully-automatic fodder feeding and water feeding and can completely replace manpower, improve production efficiency, raise nestling pigeon survival rate and lower production cost. The automatic nestling pigeon feeding equipment comprises an outer frame sleeve and an inner frame movably arranged in the outer frame sleeve; the inner frame is sequentially provided with a detachable fodder supply device, a control system and a water supply system from left to right; the fodder supply device is arranged on the inner frame in a front-rear swing mode and is sequentially provided with a fodder box, a discharging hopper and a fodder tank from top to bottom; the water supply device is arranged on the inner frame in a front-rear swing mode and is sequentially provided with a water supply portion and a water supply tank from top to bottom.

An infrared cold water rapid-heating instrument includes a base; a vertical infrared heating tube is arranged on the center of the top surface of the base; the lower end of the infrared heating tube is connected to the base; a plurality of vertical cold water tubes are arranged on the top surface of the base; the plurality of cold water tubes are evenly distributed around the infrared heating tube; lower openings of the cold water tubes are blocked by blind holes in the base; the upper ends of the infrared heating tube and the cold water tubes are connected to a cover; the cover is a barrel, wherein two ends of the barrel communicates with each other; an inner cavity of the barrel is divided into an upper chamber and a lower chamber through a partition plate; a connection bushing is arranged on the center of the lower end surface of the partition plate; the upper end of the infrared heating tube is arranged in the connection bushing; a plurality of cold water tube connection holes are formed in the partition plate; the cold water tube connection holes are evenly distributed around the connection bushing; and the upper ends of the cold water pipes stretch into the upper chamber of the cover through the connection holes. The infrared cold water rapid-heating instrument is simple in structure, is easy to use and move, and can rapidly heat cold water.

The invention discloses an electric kettle which comprises a kettle body and a kettle cover. The kettle body is provided with an opening, a kettle spout is arranged on the side portion of the kettle body, a distance between a furthest position where the kettle spout extends out of the kettle body is smaller than or equal to maximum radius of the kettle spout, the kettle cover comprises a first portion and a second portion, the bottom of the first portion is buckled at the opening of the kettle body while the end portion of the same is connected with the kettle body in a pivoted manner, the second portion is formed by extending of the first portion, and the bottom of the second portion is covered above the kettle spout to avoid pollutants from entering from the kettle spout, a third through hole and a valve arranged at the same are arranged at the bottom of the kettle body, the bottom of the kettle body is a concave cambered surface, the third through hole is positioned at the lowest position of the bottom of the kettle body, and cleaning of the inside of the kettle body is facilitated. In addition, a connecting-inserting port is arranged on the side portion of a base, a power source line connecting the kettle body with a power source is detachably arranged on the connecting-inserting port, occupied space of the kettle body is reduced, and more convenience in use is realized.