225results about How to "Guaranteed impact" patented technology

The invention discloses a wind speed forecasting method based on fine boundary layer figure mode for a wind farm in complex terrain. The method comprises the following steps: acquiring historical wind measuring tower data; converting acquired terrain data of a geological information system and the like into static data which can be directly called by a mesoscale weather forecast mode and the fine boundary layer figure mode; carrying out wind farm localization configuration for the mesoscale weather forecast mode and the fine boundary layer figure mode, so as to achieve optimal mode meteorological environment simulation; and taking the mesoscale weather forecast mode and the fine boundary layer figure mode as main body to build a wind farm wind speed forecasting system, and carrying out dynamically adjustable wind farm wind speed forecasting for areas 500 square kilometers around the wind farm for 3-7 days, wherein the horizontal grid resolution is 100m, and the time interval is 5-15 minutes. According to the invention, as the fine terrain data is introduced, and the fine boundary layer figure mode is adopted for100m-resolution dynamic downscaling forecasting. Therefore, the method is more suitable for wind farm wind speed forecasting under complex terrain conditions.

The invention discloses an air frying pan, which comprises a food preparation room with an upper opening, a circulation room with an upper opening, a heat radiation device and an air ducting device, wherein the food preparation room is provided with a bottom wall and a side wall by which air can pass; the circulation room is sleeved outside the food preparation room; a channel for air flowing is formed between an outer wall of the circulation room and an inner wall of the food preparation room; the heat radiation device is arranged above the food preparation room, and is used for providing heat required for preparing food; the air ducting device is arranged above the heat radiation device, and is used for driving air flowing; an air runner for guiding air to enter into the food preparation room from a side wall basically, and enabling the air to form rotational flow in the food preparation room is arranged on the side wall. According to the air frying pan, uniform heating of food is realized, the energy of hot air is utilized furthest, and the energy consumption is greatly reduced.

Embodiments of the invention provide neural network training and image processing methods and apparatuses, an electronic device and a storage medium. The neural network training method comprises the steps of obtaining a noisy sample image and a corresponding noiseless sample image; based on a neural network, generating a noiseless estimation image corresponding to the noisy sample image; and according to the noiseless estimation image and the noiseless sample image, training the neural network, wherein the neural network is a bilinear neural network. By adopting the technical scheme, the problem of high possibility of image noise over-fitting in neural network training can be avoided, so that the influence of the trained neural network on information in the images is ensured; and the neural network trained by the neural network training method can realize defogging and denoising processing performed for foggy and noisy natural images, and effectively improves the defogging and denoising effect.

The invention discloses an input saturation-considered unmanned surface vehicle full-state constraint trajectory tracking control method, relates to an unmanned surface vehicle control method, and aims at solving the problem that existing unmanned surface vehicle trajectory tracking control-oriented control methods do not process state constraint and saturation problems. According to the method, akinetic model of a 3-degree of freedom and multiple-input-multiple-output unmanned surface vehicle; a saturated closed-loop system is established and a self-adaptive method is selected to estimate squares of unknown interference upper limits and control input difference upper limits; and self-adaptive laws are designed for unknown interferences and control inputs according to the self-adaptive method, and a controller is designed according to a pseudo-inverse condition so as to control the unmanned surface vehicle. The method is suitable for the control of unmanned surface vehicles.

The invention relates to a multi-tube type minimum mixed-phase pressure measuring method and device. The multi-tube type minimum mixed-phase pressure measuring device comprises multiple slim pipes connected in parallel, wherein each slim pipe is internally filled with quartz sands for simulating loose sandstone in a stratum; two ends of each slim tube are respectively connected with a fluid inlet and a fluid outlet; an injection pump is connected with the fluid inlet through a middle container; the fluid outlet is connected with a back-pressure valve; an inlet-end reciprocation pump is connected between the fluid inlet and the middle container; an outlet-end reciprocation pump is connected between the fluid outlet and the back-pressure valve; and two ends of each slim tube are provided with interface control valves capable of connecting or disconnecting each slim tube with both the fluid inlet and the fluid outlet. The multi-tube type minimum mixed-phase pressure measuring method, disclosed by the invention, enables gas and crude oil to flow in a reciprocation manner for multiple times in each slim tube by depending on a displacement force, so that the gas and the liquid can be mixed fully. Each slim tube can finish the test of one pressure point, and the measuring data of multiple pressure points can be obtained sequentially through multiple slim tubes, so that the accuracy of the data measurement is improved; and convenience for operation and short test period are obtained.

A serially connected optical switch based photon delay structure comprises a plurality of optical switches and multiple sections of single mode waveguides, wherein one input end of a first optical switch is connected with an input optical fiber, and the other input end of the first optical switch is idle; two output end of the first optical switch are connected with two input ends of a second optical switch respectively through two sections of single mode waveguides; other optical switches are sequentially connected in series according to the connection mode of the first optical switch and the second optical switch; one output end of an Nth optical switch is connected with an output optical fiber, and the other output end of the Nth optical switch is idle; and every two optical switches are connected through a first single mode waveguide and a second single mode waveguide, and the first single mode waveguide is longer than the second single mode waveguide. The serially connected optical switch based photon delay structure has the benefits as follows: the serially connected optical switch based photon delay structure has the advantages of high tuning speed, working stabilization and controllability and realizes mass production by virtue of a mature CMOS (complementary metal oxide semiconductor) technology; and besides, a numerical-control integrated photon delay device is integrated on an SOI (silicon on insulator) silicon chip, the size is small, and the integration level is high.

The invention discloses a high and low pressure integrated water sprinkler system and an engineering machine. The high and low pressure integrated water sprinkler system comprises a water source, a water pump, a power source, a low-pressure water pipe and a high-pressure water pipe, wherein a water inlet of the water pump is connected with the water source; the power source is connected with the water pump; a water outlet of the water pump is respectively connected with the low-pressure water pipe and the high-pressure water pipe; and the water outlet of the water pump is further connected with a switch device which is used for selectively conducting the low-pressure water pipe. The high and low pressure integrated water sprinkler system integrates high-pressure and the low-pressure water sprinkle pipelines and individually controls the high-pressure water pipe and the low-pressure water pipe, thereby realizing the low-pressure water sprinkling and also ensuring the impact force for high-pressure washing.

The invention discloses an earthquake prevention fixed base for an electric pole. The earthquake prevention fixed base comprises a support base (1), an earthquake absorption structure and a change-over structure (10), wherein an accommodating cavity (2) is formed in the center of the support base (1), a cover plate (3) is arranged on the upper end surface of the support base (1), and a through hole is formed in the center of the cover plate (3); the earthquake absorption structure comprises an earthquake absorption seat (4) and a connecting rod (5), the earthquake absorption seat (4) is arranged in the accommodating cavity (2), and the upper end of the connecting rod (5) stretches out of the through hole; and a sealing ring (6) is arranged between the connecting rod (5) and the cover plate (3), a warp-weft interwoven reinforcing layer (7) is arranged in the sealing ring (6), and a buffer component is arranged between the earthquake absorption seat (4) and the accommodating cavity (2). According to the earthquake prevention fixed base for the electric pole, a disc spring buffer component is arranged between the support base and the earthquake absorption seat, and the sealing ring is arranged between the connecting rod and the cover plate, so that rigid damage caused by transverse waves and longitudinal waves of an earthquake to the electric pole can be effectively prevented. Meanwhile, the earthquake prevention fixed base has the advantages that the production is easy, the mounting is convenient, and the like.

The invention discloses a camera module package process and structure. The package process comprises the following steps: sticking a package layer on a photosensitive region of a photosensitive chip in degradable mucilage glue; connecting the photosensitive chip and the component to a module substrate; injection-molding an annular plastic layer on the module substrate, wrapping the component in the plastic layer and wrapping the photosensitive chip from the circumference; degrading the degradable mucilage glue, and peeling off the package layer from the photosensitive region of the photosensitive chip; clearing the degradable mucilage glue, and loading an optical filter and a lens on the annular plastic layer. Through the adoption of the above process, the package layer is firstly stuck onthe photosensitive chip by using the degradable mucilage glue, thereby preventing the photosensitive region of the photosensitive chip from being polluted in the subsequent manufacturing procedure, and achieving the aims of facilitating manufacturing procedure control and improving the yield; after the module semi-finished product is completely manufactured, namely, after the annular plastic injection-molding is finished and the optical filter and the lens are loaded, the package layer is peeled off from the photosensitive region, thereby preventing the package layer from causing light ray refraction, reflection and energy loss, and achieving an aim of improving the image effect.

The invention relates to equipment for measuring intra-ocular pressure, which is mainly characterized by comprising a probe supported in a probe shoulder, a plurality of coils wound on a framework, and a circuit board for collecting and processing voltage signals of the coils. The probe consists of a plastic probe head and a magnetic probe tail, and the probe tail consists of one or several joints of magnetic needles. The equipment for measuring the intra-ocular pressure is mainly characterized in that the coils are electrified with different directions to drive the magnetic needles at the probe tail to ensure part of the probe head to move toward or far away from a cornea at a high speed, and the intra-ocular pressure is figured out by the time interval between the probe closing to the cornea and the probe just leaving the cornea. By adopting the technical scheme of the invention, the speed-up time of the probe is shortened, the retention time of high speed motion is long, and the system efficiency is high, thereby fully ensuring that the probe can hit against the surface of the cornea at a speed high enough, greatly reducing the complexity and cost of the system, and simultaneously improving the reliability of the system.

The invention discloses a camera module encapsulation process and structure. The encapsulation process comprises the following steps: encapsulating a light filter on a photosensitive area of a photosensitive chip; connecting the photosensitive chip and a component to a module substrate; injection-molding an annular plastic layer on the module substrate, wrapping the component in the annular plastic layer and wrapping the photosensitive chip and the light filter from the circumference; and loading a lens on the annular plastic layer. The above process is the improvement of the existing CSP process, the light filter is directly used for encapsulating the photosensitive chip at the beginning of the manufacturing process, thereby avoiding the pollution on the photosensitive area of the photosensitive chip in the subsequent manufacturing process, and an operation of adding additional encapsulation structure is unnecessary; the process is simpler, the bad influence on the image effect by theencapsulation structure is avoided, and the aims of conveniently controlling the manufacturing process and improving the yield are achieved.

The present invention provides a method of holding a dummy bar (4) in a continuous casting blank guide mechanism (2) of continuous casting device the during insertion and before casting, wherein the dummy bar is transported by a continuous casting blank guide roller (7d) being driven and is held by a adjustable continuous casting blank guide roller (7c) at start position in a sealed continuous casting crystallizer at output side. In order to reliably prevent drop of the dummy bar from the continuous casting blank guide mechanism when errors happen, a continuous casting blank guide roller (7b) of continuous casting blank guide sector sections (3, 3a, 3b, 3c, 3d) following end (4b) of the dummy bar in transportation direction (R) of the continuous casting blank. The invention further relates to a continuous casting device having the dummy bar (4) and a blocking device (15) for the dummy bar (4).

The invention discloses an ecological fishpond, which comprises a cylindrical pond wall; the lower end of the pond wall is connected with a pond bottom in an extending manner; the pond bottom is in a shape with the middle part gradually rising toward the edge; a water outlet of a water inlet pipe is higher than the water level in the fishpond; an included angle is formed between the water outlet direction of the water outlet and the radial direction of the pond wall; a vertically arranged main pipe is arranged at the middle part of the pond bottom; an escaping prevention drainage hole is formed in the pipe wall, adjacent to the lower end of the pond bottom, of the main pipe; one end of a water drainage pipe communicates with a pipe cavity formed in the lower end of the main pipe in the extending manner; the other end of the water drainage pipe communicates with a sedimentation pond; and the height of a water outlet pipe is consistent to that of the water level in the fishpond. According to the ecological fishpond, spring water and mountain river water are fully taken to carry out natural ecological fish farming by utilizing slope land height drop, so that management is convenient, and the environment cannot be polluted.

The invention discloses a cap arranging device. The diameter of a turntable is smaller than that of a cylinder, a fixed ring is installed between the turntable and the inner wall of the cylinder, an annular retaining ring is installed above the fixed ring, and the width of the annular retaining ring is greater than the diameters of the fixed ring and a bottle cap; even if a part of the annular retaining ring is located above the turntable, both the forward bottle cap and the reverse bottle cap entering the space below the annular retaining ring are not distributed by other bottle caps inside the cylinder; a guide block is installed at the position where the cylinder is connected with the outlet of an output passage; the guide block is provided with a groove corresponding to a boss of the convex bottle cap, so that the forward cap smoothly enters the output passage via the guide block, whereas the reverse bottle cap is guided to the arrangement section of the turntable for rearrangement. The cap arranging device can meet the arrangement requirement of convex bottle caps, and is beneficial to simplifying the structure of equipment, reducing gas consumption and noise influence, guaranteeing the working stability of the equipment, prolonging the service life of the equipment and improving the working efficiency.

The invention relates to a drainage method of a washing machine and the washing machine, in particular to a non-porous inner barrel washing machine drainage method and device and a washing machine.

The invention discloses an anti-seismic pole which comprises a pole main body (10), a moisture-proof shell and an anti-seismic mechanism arranged in the moisture-proof shell, wherein the anti-seismic mechanism comprises a support base (1) and a damping structure; an air spring (9) is arranged between the damping structure and the support base; a pressure sensing module (21) and a wireless sending module (22) are arranged in the air spring (9); the wireless sending module (22) is wirelessly communicated with a wireless receiving module in a remote central control chamber; an output end of the wireless receiving module is electrically connected with a control module; the output end of the control module is electrically connected with an alarming module. According to the invention, a disc spring set and an air spring buffering component are arranged between the support base and the damping base and a damping spring is arranged between a connecting rod and a cover plate, so that the rigid damage of transverse wave and longitudinal wave of earthquake to the pole can be effectively prevented.

The application discloses a method and a device for processing messages, in order to solve the problem that ultra-low-time-delay forwarding requirement can not be met due to large forwarding time delay of time-delay-sensitive business. The method comprises the steps of: acquiring a first slicing data frame included in a first data frame from an MAC (Media Access Control) layer by first network equipment, caching the first slicing data frame to a first queue; acquiring a second slicing data frame included in a second data frame from the MAC layer by the first network equipment, caching the second slicing data frame to a second queue; transmitting the first slicing data frame to a forwarding processing module by the first network equipment, and acquiring first forwarding information throughthe forwarding processing module; and transmitting the second slicing data frame to the forwarding processing module by the first network equipment after the first slicing data frame is transmitted tothe forwarding processing module, and acquiring second forwarding information through the forwarding processing module. Through adoption of the method provided by the application, forwarding time delay of the time-delay-sensitive business in network equipment can be reduced and the time-delay-sensitive business can not be affected by non-time-delay-sensitive business.

The invention relates to a V-tail unmanned aerial vehicle with an oil tank embedded into a blended wing body. The unmanned aerial vehicle can be used to execute flight missions such as scientific experiments, remote sensing, aerial photographing and the like. The unmanned aerial vehicle is characterized in that: 1) the duration of flight is long and flight missions with high requirements can be conducted conveniently; 2) the use is simple and the operation is convenient; 3) the stability is good and devices such as autopilots, aerial photographing cameras, video cameras and the like can be carried; and 4) the requirement on taking-off and landing conditions is low. According to one aspect of the invention, the small unmanned aerial vehicle comprises a body (1), wings (3), an empennage (7), a left front oil tank (16), a left rear oil tank (15), a right front oil tank (13) and a right rear oil tank (14), wherein the wings (3) are connected on the body (1); and the left front oil tank (16) is arranged at the left front of the internal part of the body (1), the left rear oil tank (15) is arranged at the left rear of the internal part of the body (1), the right front oil tank (13) is arranged at the right front of the internal part of the body (1) and the right rear oil tank (14) is arranged at the right rear of the internal part of the body (1). According to the further aspect of the invention, the left front oil tank, the right front oil tank, the left rear oil tank and the right rear oil tank are respectively provided with shapes adaptive to the wing profile of the body and balanced oil consumption sequences.

The invention relates to a knock filter type water utilization baffle, which comprises a baffle body, a bracket and a fixing block. An extension plate body is arranged on the upper end of the baffle body, and a drawing groove body is arranged above the outside of the baffle body. , the drawing groove body is inlaid with a through opening, and the bottom of the drawing groove body is provided with an inner groove body, the outside of the inner groove body is arranged with a door body, and the left and right sides of the door body are connected with a rotating shaft , a handle is fixed on the door body, and a sealing strip is fixed on the inner wall of the door body, the brackets are arranged on the left and right sides of the baffle body, and the bottom of the baffle body is arranged with a base, and the base is inlaid with a channel and a first hydraulic cylinder is arranged above the left and right sides of the base, and a first connecting rod is connected to the bottom end of the first hydraulic cylinder. The beneficial effects of the present invention are: the knock filter type water use baffle is provided with a filter net, which can well filter the impurities in the water, thereby playing the role of cleaning the water.

The present invention provides an independent double-salient fault tolerant motor. The motor adopts a double-salient structure; stator salient poles are evenly distributed on the internal circumference of a stator (1) and a permanent magnet (3) is arranged on the circumference of the stator (1) in pairs for easy cooling; an armature winding (4) is arranged on the stator (1), each slot has only one winding and a fault tolerant gear (5) has no winding; each polar winding adopts an independent 'H' bridge for driving and each winding independently forms a phase; a rotor (2) adopts a salient pole structure without winding or permanent magnet and the structure is simple. The fault tolerant motor, due to physical and electric insulation between phases, avoids the interphase short-circuit and at the same time hardly affects other non-fault phase windings when a certain phase winding of the motor fails, thus improving reliability and operation capacity with fault of the motor. Therefore, the motor has the advantages of high reliability, high power density and fault tolerance.

The invention relates to a longitude and latitude coordinate and image coordinate mapping method, which comprises the following steps of: selecting a plurality of points in a scene, and calibrating longitude and latitude coordinates of points in a physical space and pixel coordinates of the points in an image picture by using known measurement data of the scene or tools such as a Google map and the like; establishing a corresponding relationship between coordinate points in an image and physical world coordinates, calculating a group of mapping points for any point in a given space on the basis of a homography matrix transformation model by using adjacent points with different numbers and sampling combinations, and deleting outliers with relatively large deviation to obtain a final mappingresult. The mapping method is not only high in precision, but also beneficial to reducing the data processing amount.

The invention relates to a lubricating, cleaning or clearing device, in particular to a cleaning mechanism of a belt conveyor. The cleaning mechanism comprises a scraping plate, a scraping piece mounted on the scraping plate, and an automatic compensation structure, the automatic compensation structure comprises a sleeve, glands, a screw rod, a compression spring, a supporting spring and a connecting rod, elastic coefficient of the compression spring is larger than that of the supporting spring, the sleeve is fixed on a rack, the screw rod and the connecting rod extends into the sleeve from two ends of the sleeve respectively, the glands are arranged at the extending-in ends of the screw rod and the connecting rod respectively, the compression spring is positioned between the glands, the supporting spring externally sleeves the connecting rod, one end of the supporting spring is supported on the glands while the other end is arranged on the inner wall of the sleeve, and one end, away from the glands, of the connecting rod is connected with the scraping plate. When the cleaning mechanism is in use, the scraping piece can constantly contact with the surface of a belt, so that good cleaning effect is guaranteed.

The invention belongs to the technical field of Internet, and particularly relates to a root server extension method and network based on a hypertext transfer protocol (HTTP) or a hypertext transfer protocol over secure socket layer (HTTPS). The method comprises the following steps: configuring a proxy resolving server between an existing recursive server and a root name server; establishing an HTTP or HTTPS connection with the root server; and transmitting a response message of a domain name system (DNS) root server. The network comprises a user, the recursive server, the proxy resolving server and the root name server which are connected in sequence, wherein the proxy resolving server is connected with the root name server based on the HTTP or the HTTPS. Through adoption of the scheme provided by the invention, the influence of a user datagram protocol (UDP) message 512-byte limitation on root extensions can be avoided effectively, and the robustness, performance and Internet Protocol Version 6 (IPv6) support of a DNS are improved. Meanwhile, modification of a current minimum system is reduced as much as possible during scheme implementation, and wide deployment and support of the scheme are ensured.

The invention discloses a water separation type ore mining pulverizer, which comprises a casing, a feeding hopper, a crushing roller and a screen; two crushing rollers extruded horizontally and mutually extruded are installed on the position facing the feeding hopper inside the casing. The lower end of the guide plate is fixed with an inclined screen, and several springs are fixedly connected between the movable bracket and the fixed bracket; the other end of the discharge port is connected with a retrieving box, and the discharge port is provided with There is a material blocking door, and the bottom of the shell is set as a sedimentation tank, and a collection box is connected in the sedimentation tank; a filter and a circulation pump are sequentially installed on the circulation pipe. Water of a certain liquid level is introduced into the interior of the invention, so that the pulverized stones are quickly precipitated and separated inside, which is convenient for screen filtration, and also avoids a large amount of dust during pulverization, reducing the impact on the surrounding environment. It is convenient and quick to take out without affecting the internal water volume, ensuring the normal use of the equipment.

The invention provides a V-shaped tail layout unmanned plane with an oil tank embedded into a blended wing body, which can be used for executing flight missions on scientific research experiment, remote sensing, aerial photography and the like. The unmanned plane has the following characteristics that 1, the flight duration is longer and the implementation of the flight commission with higher requirement on flight time is facilitated; 2, the use is simple and the control is facilitated; 3, the stability is better and the unmanned plane is applicable for carrying equipment such as an autopilot, an aerial camera and a vidicon; and 4, the take-off and landing conditions are lowly required. The small unmanned plane according to one aspect of the invention comprises a plane body (1), wings (3), a tail wing (7), a left front oil tank (16), a left rear oil tank (15), a right front oil tank (13) and a right rear oil tank (14), wherein the wings (3) are connected onto the plane body (1); and the left front oil tank (16), the left rear oil tank (15), the right front oil tank (13) and the right rear oil tank (14) are arranged ahead of the left, behind the left, ahead of the right and behind the right in the plane body (1) respectively. According to a further aspect, the left front oil tank, the right front oil tank, the left rear oil tank and the right rear oil tank are in a shape matched with the wing type of the plane body, and have a balanced oil consumption sequence.

The invention relates to a cleaning device of a transportation device or a storage device, in particular to a self-cleaning conveyor belt. The self-cleaning conveyor belt comprises a conveyor belt body and a plastic scraper, wherein the plastic scraper is arranged at one end of the conveyor belt; the direction of the plastic scraper is opposite to the conveying direction of the conveyor belt body; the plastic scraper is connected with a scraper driving assembly through an air spring; a pressure sensor is arranged between the air spring and the plastic scraper; a water spraying pipe is correspondingly arranged above the conveyor belt body; spraying heads corresponding to the conveyor belt body are arranged on the water spraying pipe; each spraying head comprises a nozzle and a spraying head body; two ends of each spraying head body communicate with the water spraying pipe and the corresponding nozzle respectively; a flow guide groove is formed in each spraying head body; an arc-shaped stop block is fixed on the opposite side of each nozzle; sponge is arranged at the other end of the conveyor belt; the sponge is connected with a sponge driving assembly through an air spring; and the pressure sensor, the scraper driving assembly and a high-pressure water pump are connected with a controller. According to the self-cleaning conveyor belt, the cleaning effect of the scraper can be ensured, and meanwhile, the conveyor belt body can be prevented from being damaged.

The invention discloses a FSK modulating system based on a smoothing modulator. By means of the system, continuous FSK optical signals can be generated to serve as optical labels or optical payload. The FSK modulating system comprises a laser, a LiNbO3 modulator, a random signal generator, a sinusoidal signal generator, two inverters and the smoothing modulator. The laser generates continuous laser, the laser enters the LiNbO3 modulator, and carrier-fictitious subcarriers are output under the drive of sinusoidal signals; the carrier-fictitious subcarriers enter a smoothing modulator module, modulation is conducted under the drive action of data signals, signal light of different frequencies and with intensity being coupled and symmetrical is obtained, and thus required FSK signals are obtained through coupling. According to the system, the FSK signals are obtained through the LiNbO3 modulator and the smoothing modulator module, and compared with an existing FSK modulation mode, the system has the advantages that signal modulation is stable, the influence of external factors is small, and the component amplitude difference of all frequencies is small, accordingly the signal transmission chromatic dispersion influence is small, and the integration level is high.

The invention discloses an electric watering spray gun, which comprises a water inlet pipe, a water outlet pipe, a first drive device, a second drive device, a first elbow pipe, a second elbow pipe, a first three-way joint and a second three-way joint. The first three-way joint is provided with a first water inlet, a first water outlet and a second water outlet; the second three-way joint is provided with a second water inlet, a third water inlet and a third water outlet; the water outlet end of the water inlet pipe is in sealed connection with the first water inlet; the first water outlet is in sealed connection with the second water inlet through the first elbow pipe; the second water outlet is in sealed connection with the third water inlet through the second elbow pipe; the third water outlet is in sealed connection with the water inlet end of the water outlet pipe; the first drive device is in transmission connection with the water inlet pipe; the second drive device is in transmission connection with the second three-way joint. The electric watering spray gun provided by the invention is simple and reasonable in structure, convenient to operate in a labor-saving way, powerful in water flow, larger in output flow, larger in spray gun rotation range, and better in spraying effect.

The invention discloses a chlorine imaging method of a central nervous system based on a laser confocal scanning microscope system, comprising the following steps of: (1) together incubating a brain slice and chloridion fluorescence probe N-(ethoxycarbonylmethyl)-6-methoxyquinolinium bromide (MQAE); (2) imaging and recording by using a laser confocal microscope; and (3) correcting the fluorescent value of the MQAE in cells. The invention mainly has the advantages of quantitatively detecting the chlorine ion concentrations in nerve cells and change conditions thereof and visualizing the chlorine ion concentrations in a fluorescent form for the detected nerve cells, and having small self-emitting fluorescence and little damage on the cells because the adopted MQAE is excited in visible light.