490results about How to "Job impact" patented technology

The invention relates to a crushing device, in particular to a large stone crushing device for road construction. The technical problem to be solved by the present invention is to provide a large-scale stone crushing equipment for road construction with low efficiency, good effect, time-saving and labor-saving. In order to solve the above technical problems, the present invention provides such a large-scale stone crushing equipment for road construction, which includes a bottom plate, a left frame, a top plate, a lifting device, a lifting rod, a first pressing plate, crushing teeth, a water delivery device, a first One-way valve, hose, swing device, nozzle, etc.; the left frame is welded on the left side of the top of the bottom plate, the top plate is welded on the top of the left frame, the lifting device is installed in the middle of the bottom of the top plate, the bottom of the lifting device is connected with a lifting rod, and the bottom of the lifting rod is welded There is a first platen. The present invention controls the operation of the lifting device to drive the pressure plate and the crushing teeth to move up and down continuously to crush large stones, and the knocking device cooperates with the first spring to shake the large stones in the crushing frame.

The invention relates to a tunneling mining and supporting machine for a coal roadway, in particular to a tunneling and bolting machine which is a tunneling and bolting integrated new machine type, solves the problems of time wasting caused by separation work of a tunneling machine and a roof-bolter, big labor intensity and low efficiency caused by a roof bolt artificially operated, etc., and realizes integration efficiency of the tunneling machine and the roof-bolter. The tunneling and bolting machine is an integrated installation structure of the tunneling machine and the roof-bolter, and the roof-bolter is arranged at both end of a cutting part of the tunneling machine. With utilizing one side of the cutting part of the tunneling machine as an installation platform of the roof-bolter, the invention realizes the integration of the roof-bolter and the cutting part of the tunneling machine. With utilizing lift and sway of the cutting part and the own function of the roof-bolter, the invention completes bolt installation work of a roadway bolt. The tunneling and bolting machine of the invention has the functions of stretching back and forth, vertical and horizontal regulation, self rotation of the roof-bolter, etc. When the tunneling machine works, the roof-bolter is shrunken for folding, and special dimension of the roof-bolter is lowered in great extend.

The invention relates to rubber powder modified cement bitumen mortar which is formed by mixing the components with the weight ratio as follows: 100 parts of cement, 50 to 170 parts of emulsified asphalt, 5 to 80 parts of rubber powder, 160 to 230 parts of sand, 20 to 85 parts of water, 0.01 to 0.1 parts of aluminium powder, 0.1 to 0.5 parts of anti-foam additive and 0.05 to 0.2 parts of thickener. The invention adopts the rubber powder to partially substitute the emulsified asphalt to prepare CA mortar, thereby obviously improving the weathering resistance of the CA mortar and reducing the cost of the CA mortar; the CA mortar has better weathering resistance when the rubber powder has higher mix proportion. Within the dosage range of the invention, the rubber powder has no disadvantage to the performances of the CA mortar, such as workability, strength, modulus of elasticity, degree of separation, expansion rate, bleeding rate, frost resistance, etc.

The invention relates to an anomaly detection method of an internal virtual machine of a cloud system, which comprises the following steps: state information of a normal virtual machine of the cloud system is collected to train Hidden Semi-Markov Model (HsMM), and a corresponding algorithm is designed for detecting and computing probabilities and mahalanobis distances of resource dynamic change behaviors when various virtual machines in the cloud system are on line; if the mahalanobis distance in the online detection result of some virtual machine is more than a preset threshold value, the activities of the virtual machine are abnormal, so an anomaly detection and processing system in the cloud system is started for anomaly detection and processing of the virtual machine; if the anomaly rate of some virtual machine is detected to be less than the maximum threshold value of the anomaly detection and processing, after the anomaly is eliminated, a warning prompt is sent to a cloud tenant; otherwise, an alarm is given for the cloud tenant of the virtual machine, and the virtual machine is closed. According to the anomaly detection method, abnormal behaviors of the internal virtual machine of the cloud system can be detected in real time, the occupied system resources are less, and the high availability and high safety of the internal virtual machine of the cloud system can be fully ensured.

The invention relates to a unified driving and boring machine. Specifically, it is backplate of cutting section of header used as drilling platform under the support of cutterhead. The up-and-down, swaying and functions of the cutting sectiongreatly simplifies the structure of the driving and boring machine. This equipment combines the excavator and drilling machine together. The drilling machine is set on the top of the excavator. These two are connected by tracks. The invention uses driving and boring machine backplate of cutting section as drilling platform, which can stretch forth-and-back, sway left-and-right, be adjusted in height, and revolve itself to accomplish the tunnel drilling. When the excavator is working, the drilling machine can withdraw from backplate of cutting section to the back of the excavator, thus it greatly saves the space of drilling.

The invention discloses an intelligent multi-work-section hook face polishing machine. The intelligent multi-work-section hook face polishing machine comprises a work disc, a first transmission assembly, a second transmission assembly and a plurality of rotation stop control devices. The first transmission assembly is arranged at the bottom of the work disc and drives the work disc to rotate around the axis of the work disc. A plurality of self-rotation assemblies are arranged on the periphery of the upper surface of the work disc. The second transmission assembly penetrates the work disc and is connected with the self-rotation assemblies, and the second transmission assembly drives the self-rotation assemblies to rotate around the axes of the self-rotation assemblies. The multiple rotation stop control devices are arranged on the second transmission assembly and control the target self-rotation assembly to stop rotating. According to the intelligent multi-work-section hook face polishing machine, through the manner of self-rotation and revolution, multi-level rotation and simultaneous multi-work-section machining of products are achieved. When workpieces are matched, the intelligent multi-work-section hook face polishing machine can firmly adsorb the workpieces, stop control can be conducted on the target self-rotation assembly without influencing machining of other self-rotation assemblies, and the workpiece machining efficiency is improved.

The invention belongs to the technical filed of data storage, and provides a method and device for storing data of a set top box. The method comprises the steps of marking out a first storage area and a second storage area in Flash, wherein the first storage area and the second storage area are equal in data storage capacity; carrying out partition on the data storage capacity of the first storage area and the data storage capacity of the second storage area respectively, and marking out a plurality of data blocks, wherein the data blocks are identical in type and size of data; determining the current data blocks of the first storage area and the current data blocks of the second storage area when data are written in the set top box; carrying out reading-in alternatively on the current data blocks of the first storage area and the current data blocks of the second storage area. According to the method and device for storing the data of the set top box, partition of the data blocks is carried out on the two storage areas, the data are written in the data blocks of different storage areas alternatively, and therefore the problem that the space of the Flash is wasted, the Flash is damaged easily due to frequent erasing and writing and data are lost in power outage when the erasing and writing are carried out on the Flash in the prior art are solved.

The invention discloses a building concrete block forming device, and belongs to the technical field of building block forming. The building concrete block forming device comprises a raw material humidity improving mechanism, a centering mechanism, a conveyor belt and a workbench, wherein a vibrating mechanism is arranged at the bottom of the workbench; a block forming mechanism is arranged abovethe workbench; a guide mechanism is arranged between a rack and the conveyor belt; a support is arranged below the workbench; a residual material scraping mechanism is arranged at the left end of thesupport; the raw material humidity improving mechanism comprises two moving blocks and two moving assemblies; and the top of the workbench is provided with two horizontally arranged sliding rails. According to the building concrete block forming device, the humidity of the block raw materials in a forming mold can be adjusted through the raw material humidity improving mechanism, so that the blockraw materials are prevented from being stored in the forming mold for a long time to influence the forming quality of the block; and a guide plate can be enabled by the guide mechanism to guide the block raw materials into the forming mold, so that the situation that the block raw materials cannot accurately fall into the forming mold when falling off the conveyor belt is avoided.

The invention provides a high-strength shock-resistance water purifier filtration screen rack and belongs to the field of water purifiers. The high-strength shock-resistance water purifier filtration screen rack is capable of solving the problem of high impact deformation of an existing filtration screen. The high-strength shock-resistance water purifier filtration screen rack comprises a rectangular frame and a rectangular filtration screen; the frame is bend and wraps the outer edges of two sides of the filtration screen; the parts, which are correspondingly positioned on the inner and outer sides of the filtration screen, of the filtration screen are respectively provided with two inner sliding chutes and two outer sliding chutes; the inner sliding chutes are parallel to the outer sliding chutes; the inner sliding chutes and the outer sliding chutes are respectively and slidably connected with inner sliding blocks and outer sliding blocks; a support rod capable of propping against the filtration screen is connected between the two sliding blocks; a fixing rod separated from the filter screen is connected between the two outer sliding blocks; the fixing rod is provided with a fixing base used for fixing an impact head, the outer sliding blocks can slide along the outer sliding chutes and absorb the inner sliding blocks by virtue of magnetism, so that the inner sliding blocks slide along the inner sliding chutes. The filtration screen rack is high in impact strength.

The invention discloses a punching die for collecting punched waste, which comprises an upper die assembly and a lower die assembly. The upper die assembly includes an upper die base, an upper backing plate, a punch fixing plate, and a punch. A driving device is installed and fixed on the upper surface of the upper die base, the punch fixing plate is installed on the lower surface of the upper die base, and the upper backing plate is installed on the upper die base and the punch fixing plate Between, the punch is installed on the punch fixing plate, the lower mold assembly includes a lower die base, a lower backing plate, a lower die, and the lower die is installed on the lower die base On the surface, the lower backing plate is installed between the lower die and the lower die base; a compressed air joint is installed on the upper die base, and the upper die base, the upper backing plate, and the punch are provided with a The blowing channel communicated with the compressed air joint; the compressed air blows off the generated waste through the blowing channel to prevent the work of the punching die from being affected.

The embodiment discloses a method for manufacturing an electric device and a shielding member. The electric device includes a metal member, a circuit board and the shielding member. A through hole or a groove is opened on the metal member. The metal member is a metal punching member or a metal press forging member. The circuit board is arranged opposite to the metal member and is provided with electric devices. The shielding member is fixed on the metal member. The shielding member includes a blocking part and a sealing part. THe blocking part is made of conductive plastic materials. The sealing part is made of metal or conductive plastic materials. The blocking part is used for blocking the through hole or the groove. The sealing part surrounds the electric devices, and one end is electrically connected to the metal member, and the other end is electrically connected to the circuit board. The metal member, the blocking part, the shielding part and the circuit board form shielding space, and the electric devices are arranged in the shielding space.

The invention discloses an electrical heating dry diving suit. The electrical heating dry diving suit is characterized by comprising a waterproof clothing body and a warm keeping clothing body, wherein the waterproof clothing body and the warm keeping clothing body both adopt a one-piece connecting structure and are arranged oppositely, an installing pocket is arranged on the waterproof clothing body, and a heating power supply system is arranged in the installing pocket; the warm keeping clothing body comprises an anti-static layer, a warm keeping layer and a thermal insulating layer from inside to outside sequentially, multiple heating pieces are arranged between the warm keeping layer and the thermal insulating layer and arranged in a parallel-connection manner through a wire, and a power-on end of the wire extends to outside of the warm keeping clothing body and penetrates through the waterproof clothing body to be electrically connected with the heating power supply system. By means of arrangement of the mutually independent waterproof clothing body and the warm keeping clothing body, a warm keeping sweater is replaced with the diving suit for warm keeping; the heating pieces connected in parallel are arranged on the warm keeping clothing body and perform continuous heating and warm keeping, so that the problem of coldness of deep ocean work is solved, besides, the work cannot be influenced due to wearing of too many cold-weather clothes, flexibility of the dividing operator is guaranteed, and the work efficiency is improved.

The invention discloses a portable integrated inflatable antenna comprising an inflation air bag and a paraboloid antenna body. The bottom of the inflation air bag is provided with a tray, a feed source is arranged on the top of the inner surface of the inflation air bag through a support, the bottom of the inside of the tray is provided with inflation pressure measuring equipment and a set of batteries, the bottom of the tray is provided with a cardan joint composed of a cylindrical head and a rotary cover, and the cylindrical head penetrates through a ball head connecting rod and a fixing rod. The feed source is fixed on the top of the support, a signal receiving face is towards the paraboloid antenna body and located on a focus of the paraboloid antenna body, a signal line of the feed source is connected with a through-the-wall electrical connector arranged on the top of the inflation air bag, and the signal line is connected with an external signal transceiver through the through-the-wall electrical connector. By means of the modularized and integrated design, integrated installation and use of the inflatable antenna are achieved, influences of severe weather and geographical environment conditions on work of the antenna are overcome, and the antenna has the advantages of being compact in structure, low in weight, long in service life, simple, fast and convenient to operate, good in portability and the like.

The invention relates to a remote audio and video surgery assisting system which comprises a surgery terminal and an expert terminal. The surgery terminal comprises a wearable device and a control terminal, and the wearable device is in wireless communication connection with the control terminal; the wearable device is used for obtaining real-time image information and real-time audio information, the control terminal is used for storing surgery-related information of a patient, and the expert terminal conducts real-time communication with the wearable device through the control terminal and is used for displaying the real-time image information and playing the real-time audio information. The remote audio and video surgery assisting system can guide a doctor in performing surgery more conveniently and can reduce unforeseen circumstances in the surgery process.

The invention discloses a vehicle-mounted fire extinguisher with a damping function. The vehicle-mounted fire extinguisher comprises a fire extinguisher body, a rubber soft cushion is adhered to the portions, close to the bottom, of the outer walls of the two sides of the fire extinguisher body, and damping springs are arranged in the rubber soft cushion; a pressure sensor is connected to the portion, close to the top, of the inner wall of one side of the fire extinguisher body through a bolt; a powder discharging outlet is formed in one side of the inner wall of the top of the fire extinguisher body, a siphon is welded to the inner wall of the powder discharging outlet, a powder discharging pipe is welded to the top of the siphon, a powder spraying pipe is welded to the end, far away fromthe siphon, of the powder discharging pipe, and a spray head is welded to the bottom of the powder discharging pipe; and a fixing base is welded to the top of the fire extinguisher body. According tothe vehicle-mounted fire extinguisher with the damping function, dry powder can be stirred, the condition that work of the fire extinguisher is influenced due to the fact that the dry powder is agglomerated after long-time storage is prevented, the damping effect can be achieved, the condition that the fire extinguisher falls off from a fixing rack to damage personnel is prevented, and the quantity of the dry powder can be monitored.

The invention belongs to the technical field of research and development of chemical products and particularly relates to a reactor with good temperature-adjusting convenience for the research and development of chemical products. In order to solve the problem that a reactor provides no control of reaction temperature, cannot effectively relieve inner pressure and cannot provide damping when operating, a reactor is provided herein which comprises a base; a telescopic bar is welded to the top of the base; the outer wall of the telescopic bar is sleeved with a damping spring; a reactor body is welded to the top of the telescopic bar; the reactor body is composed of an upper cover and a lower cover; the lower cover and the upper cover are connected via bolts; a heating plate is welded to theinner wall of each side of a chamber. The reactor herein has the advantages that reaction temperature is controllable, the reaction temperature of the inside of the reactor can be adjusted to the mostsuitable level, the gas pressure in the reactor can be monitored, damping can be provided when the reactor operates so that operational safety of the reactor is improved, and heating is provided forchemical reactions so that operating efficiency of the reactor is improved.

The invention provides an automatic monitoring system for an underwater dragging operation width. The automatic monitoring system is composed of a console and a photoelectric measuring device. The console is installed in a monitoring room and is a manual control and display device. The console is composed of a computer system and is used by operation personnel for remotely controlling and operating the photoelectric measuring device and also used for automatic calculation of the operation width. The photoelectric measuring device is installed at the high position, where blocking is avoided in the measurement direction, of a mast of an unmanned remote control boat. The photoelectric measuring device is composed of a first shell, a visible light camera, an infrared camera, a laser range finder and a rotating platform and can achieve real-time shooting of an indicating floating body on the water and monitor the path of a target. The console and the photoelectric measuring device are in communication through a wireless radio station. The automatic monitoring system can complete all-weather measurement under the condition of electromagnetic interference or a blackout and has the advantages that the interference resisting capacity is high, passive detection is conducted, and data precision is high.

The invention provides a double-battery-pack power supply device and a control method thereof. The double-battery-pack power supply device comprises a first battery pack, a second battery pack connected with the first battery pack in series, a motor controller used for driving a vehicle motor, and a DCDC circuit coupled to the motor controller and the first battery pack to make voltage output by the first battery pack and the second battery pack through the DCDC circuit be within the normal operating voltage range of the motor controller. The double-battery-pack power supply device aims to achieve the purpose that when the double battery packs are connected in series for power supply, the power supply voltage of the double battery packs is controlled to be within the normal operating voltage range of the motor controller through the DCDC circuit, and the situation that as the power supply voltage of the double battery packs connected in series is increased, the work of the motor controller is affected is avoided.

The present invention provides a manhole cover anti-theft alarm method. The method comprises the following steps: the step of obtaining information: directing obtaining the relevant information of a manhole cover through a base station; and the step of alarm: responding to the obtained relevant information of the manhole cover, comparing the relevant information of the manhole cover with a preset alarm condition, and if the relevant information of the manhole cover accords with the preset alarm condition, performing alarm. The present invention provides a manhole cover anti-theft alarm method and system. The center control device in the traditional control scheme is reduced, and the problem is avoided that the work of all the manhole covers administered by the center control device is influenced caused by abnormal work of the center control device.

The invention discloses a transmission fluid cooling device for a hydraulic retarder for a vehicle, which comprises an evaporator, and the evaporator and the working chamber of the hydraulic retarder form a heat source circuit; the second outlet of the evaporator is sequentially connected with an expander and a condenser , the liquid storage tank, the working medium pump, and the second inlet of the evaporator are connected to form a Rankine circuit; the expander is connected with the power generation energy storage device and the working medium pump in turn; the expander is connected with the cooling fan, and the cooling fan is installed with the condenser Together; at the first inlet and outlet of the evaporator, a temperature sensor is provided between the condenser and the liquid storage tank, between the condenser and the expander, and between the expander and the evaporator in turn Temperature sensor, pressure sensor; a flow meter is installed at the outlet of the working fluid pump; the temperature sensor, pressure sensor, and flow meter transmit signals to the ECU, and the ECU controls the working fluid pump. The invention can efficiently utilize the waste heat of the hydraulic retarder, improve the cooling effect, make the braking of the vehicle more reliable, and ensure the driving safety.

An energy-saving power-generation street lamp with an adjustable illumination angle comprises a lamp pole fixedly arranged on a base. The upper portion of the lamp post is fixedly connected with a connecting rod, the other end of the connecting rod is fixedly connected with a lamp holder which comprises a shell, the shell is composed of a cuboid portion and a hemisphere portion which are separatedthrough an intercepting net, a support is arranged inside the cuboid portion, a plurality of LED lamps are arranged on the lower side of the support, and the upper side of the support is fixedly connected with a cooling fin; a ventilation hole is formed in the side wall of the top of the hemisphere portion, and a hinge is arranged at the top of the hemisphere portion. The energy-saving power-generation street lamp has the advantages that the LED lamps can generate a lot of heat during working, service life of the LED lamps can be affected if the heat cannot be timely dissipated, and the cooling fin is utilized to transmit the heat out to realize good cooling effect; the arc-shaped fin enables contact area of the cooling fin and air to be greater, so that cooling effect is improved further.

The invention provides an electric cabinet convenient in installation and maintenance. The electric cabinet comprises a handle, a mechanical lock, a cabinet door, hinges, an electric cabinet body, a permanent seat, linear sliding rails, U-shaped stainless steel sliding blocks, regulation bolts, linkage stainless steel seats, condenser pipes, an internal electric fixing adjustable classification plate structure, a bottom adjustable position adjustment rack, an anti-confusion electric classification observation sheet structure and convenient installation, movement and sliding hanging rack, wherein the handle is connected to the left middle position of the cabinet door through bolts. The electric cabinet is provided with the linear sliding rails, the U-shaped stainless steel sliding blocks, regulation bolts, lifting handles and push and pull plates to be favorable for loosening the regulation bolts, the lifting handles are held with hands to pull the push and pull plates, at the time, thepush and pull plates drive the U-shaped stainless steel sliding blocks to slide between the linear sliding rails so as to pull the push and pull plates, so that each electric cabinet can be more favorably installed or each electric cabinet is maintained so as to bring better maintenance, and use efficiency is improved.

The invention discloses a hot melt extruder for thin film packaging material processing. The holt melt extruder comprises a machine body which is a horizontally arranged cylinder, wherein an inner barrel is arranged inside the machine body; the inner barrel and the machine body are coaxially arranged; a material bin is arranged at the left upper side of the machine body; the bottom end of the material bin is connected with an unloading tube which is vertically arranged; a feeding connector is arranged at the upper side inside the unloading tube; and the feeding connector comprises a screw, a screw blade arranged on the outer wall of the screw and a motor connected with the screw. The hot melt extruder for thin film packaging can be used for continuously and uniformly feeding without a blocking phenomenon, can pre-pulverize raw materials, effectively improves extruding efficiency, can replace an extrusion mould head without stop, is convenient to clean and replace, an does not need manual operation; cooling speed in an extruding device can be controlled through a solenoid valve and a temperature sensor, so that the cooling effect is guaranteed; besides, the vibration reducing effect is good, the positioning effect is good, working stability of the extruder is improved, and noises generated by vibration are effectively reduced.

The invention discloses a burst data downloading communication method for spacecraft multilevel subnets and belongs to the technical field of communication. A remote terminal A remote control package is produced by a ground station, packaged in a remote control frame and transmitted to a primary subnet main control terminal. All-level subnet main control terminals judge whether the remote control frame belongs to the level subnet. If the remote control frame belongs to the level subnet, a corresponding remote terminal is informed to prepare data so as to carry out other operations, and otherwise the remote control frame is transferred to a sub-level subnet main control terminals until the remote terminal A is informed to prepare data. After the data is well prepared by the remote terminal A, request is put forward. Once all-level subnet main control terminals search for the request of the remote terminal A, data is obtained, and then requests are put forward to the super-level subnet main control terminals until the data reach the primary subnet main control terminal. The primary subnet main control terminal forms the received data to burst data downloading frames, corresponding data channels are scheduled to finish downloading. After the downloading is fished, transmission of regular data downloading is recovered. The burst data downloading communication method is capable of improving flexibility of the burst data downloading of spacecraft mounted network transmission.

The invention provides a carbon cream, a carbon negative electrode of a battery, a preparation method of the carbon cream and the carbon negative electrode of the battery, and a super lead-acid battery, which all belong to the technical field of lead-acid batteries and solve the problem of hydrogen evolution of a negative electrode of the traditional super lead-acid battery in the prior art. The carbon cream disclosed by the invention is mixed by solid components and liquid components, wherein the solid components comprise the following components by weight: 0.01%-30% of hydrogen evolution inhibitor of which the general formula is MxNyOz, wherein M represents any one of Sr, Ba, Zn and Cd, N represents any one of Zr, Sn and Pb, x is more than or equal to 0.5 and is less than or equal to 1, y is more than or equal to 0.5 and less than or equal to 1, and z is more than or equal to 2 and is less than or equal to 3. The preparation method of the carbon cream comprises the following steps of successively mixing the raw materials. The negative electrode of the super lead-acid battery is prepared from the above carbon cream. The preparation method of the negative electrode of the super lead-acid battery comprises the following steps of coating and drying the carbon cream. The super lead-acid battery disclosed by the invention comprises the above carbon negative electrode. The carbon cream can be used for the super lead-acid battery of a hybrid electric vehicle.

The invention discloses a wood deburring device. The wood deburring device comprises a conveying belt, a fixing base and a grinding wheel. Supporting legs are arranged on the two sides of the bottom of the fixing base, and spiral rods are rotationally connected in the supporting legs. The bottom of the fixing base is connected with a storage bin through a connecting rod, the top of the storage bincommunicates with one side of an exhaust fan through a communication pipe, and the other side of the exhaust fan is connected with an air suction port through a communication pipe. The conveying beltfor conveying wood is arranged on the top of the fixing base. In the wood deburring device, the air suction port is formed in one side of the conveying belt, one side of the air suction port is connected with the exhaust fan through the communication pipe, the other side of the exhaust fan is connected with the storage bin through the communication pipe, then, the exhaust fan can collect burrs removed through the grinding wheel into the storage bin through a communication pipe, the phenomenon of burr flying all around is prevented in the deburring process, and meanwhile influences on the workof workers are prevented.

The invention discloses an automatic production line for a green tea. The automatic production line comprises a fixation machine, wherein a fixation machine is connected with a baking machine through a first hoisting machine, and the baking machine is connected with a rolling machine set through a second hoisting machine; a conveying trough is formed under the rolling machine set, and is connected with a vibration conveyor through a third hoisting machine; the vibration conveyor is connected with a multi-functional machine, and the multi-functional machine is connected with a drying machine through a fourth hoisting machine. The automatic production line for the green tea, disclosed by the invention, has the advantages that tea leaves do not have residues when being rolled, the tea leaves cannot splash out, the processing noise is small, and the rolling efficiency is high; when the rolled tea leaves are deblocked, the tea leaves are not broken, and the shapes of the tea leaves are good; the multi-functional machine in the production line also has the advantages that the multi-functional machine can realize multiple functions, reduces the production equipment of the production line, and reduces the mounting cost of the production line.

The invention belongs to the technical field of water heaters, and relates to a photovoltaic heating PTC electric water heater. The photovoltaic heating PTC electric water heater comprises a water heater shell, an inner container, PTC heating bars and a power source. The PTC heating bars are inserted in an inner container cavity. The photovoltaic heating PTC electric water heater is characterized in that a heater is arranged and comprises a shell, an air blower and a PTC heater, the shell is provided with an air inlet and an air outlet, and the air blower is arranged at the air inlet; the power source is a photovoltaic power source and comprises a photovoltaic generating plate, a photovoltaic controller and a photovoltaic storage battery; and the photovoltaic storage battery is connected with the PTC heating bars inserted in the inner container, the air blower arranged in the shell of the heater and the PTC heater. The photovoltaic heating PTC electric water heater is simple and reasonable in structure, power generating and heating are carried out through solar energy, and energy saving and environment protection are achieved; and meanwhile the heater is arranged, and when people take a bath in winter, the heater can be started, and cold catching due to bath taking is avoided. The photovoltaic heating PTC electric water heater has the beneficial effects of saving energy, protecting the environment, providing warm air, purifying air, performing sterilizing and the like, and wide market space is achieved.

The invention discloses an intelligent airless spray gun for spraying a semi-enclosed space. The intelligent airless spray gun comprises a spraying part; the spraying part comprises a gun pipe, a connecting pipe, a cylindrical shell and a hollow rotating shaft; a cylindrical connector is arranged at one end of the gun pipe integrally; one end of the connecting pipe is spirally connected with the interior of the cylindrical connector; the other end of the connecting pipe is spirally connected into the interior of one end of the cylindrical shell; a fixed sleeve is welded at the end part of theother end of the cylindrical shell in a communicating manner; the hollow rotating shaft is fixedly mounted in the fixed sleeve by means of a rolling bearing; one end of the hollow rotating shaft extends out of the fixed sleeve; and the other end of the hollow rotating shaft extends into the cylindrical shell. Semi-enclosed spaces can be effectively sprayed, the spraying quality is high, the spraying efficiency is high, the intelligent airless spray gun is convenient to dredge and clean when being blocked, the dismounting and the mounting are convenient, the applicability is high, and the surface of the intelligent airless spray gun is not likely to be tainted with a large amount of oil paint in the spraying operation.