40results about How to "Improve misuse" patented technology

A heating apparatus of an electromagnetic inductive heat generating type using magnetic flux shield means, having a coil for generating a magnetic flux, a roller member for generating heat by the magnetic flux from the coil, and heating a material to be heated, and a magnetic flux shield member for shielding the magnetic flux from the coil to the roller member to thereby vary the generated heat distribution of the roller member, wherein provision is made of guide means provided in non-contact with the roller member for guiding the movement of the magnetic flux shield member to a predetermined magnetic flux suppressing position, thereby realizing an improvement in the faulty operation of the magnetic flux shield member.

The invention discloses a virtual agent system for a remote VTM and an implementation method of the virtual agent system. The implementation method includes the following steps of data acquisition of a VTM terminal, data transmission, data exhibition at a remote virtual agent end and information back-pass. In the step of data acquisition of the VTM terminal, data comprise VTM end high-definition video stream data, service and operation relevant information and data and various states of VTM end equipment. In the step of data exhibition at the remote virtual agent end, the remote virtual agent end displays corresponding operational guidelines and pictures on a display screen of the VTM terminal in real time dynamically according to the received data, and the acquired VTM end high-definition video stream data serve as a dynamic background of a human-machine interaction module. By the adoption of the virtual agent system for the remote VTM and the implementation method of the virtual agent system, through a VTM self-service equipment environment, operation of clients of banks and seamless connection of an agent virtual face-to-face operating platform, an agent remotely assists the clients of banks in handling relevant financial services on the VTM self-service terminal, implementation is easy, and a human-machine interface is friendly.

A wide-range horizontal mini-tiller for avoiding middle tillage omission by adopting a guide wheel matched lift-throwing type plow with a blade protecting disc adopts combination of a guide wheel (p9) and the lift-throwing type plow (p104) and serves as a novel tool applying front guide wheel matched plow to avoid middle tillage omission. Various safety measures are provided. By using a safe follow-up upper protective plate, a safe follow-up rear protective plate and left and right safe protective frames, the mud sticking amount is decreased, entangled grass is cut off, the work efficiency is improved, the mini-tiller is safe and up to the standard, and observation is facilitated. A safe resistance fork wheel does not easily incline and is easy to guide, movable protective plates are provided with detachable plates, and the transportation cost can be reduced. The mini-tiller is proved with a reverse gear and facilitates usage of an operator on the cultivated land edge, a handle is provided with an anti-misoperation device, the handle height is adjustable at high level, middle level and low level, a horizontal angle of the handle is adjustable at five levels, the height of a mud blocking rod is adjustable in vertical four levels, and rotary blades have overlapping phase difference and end teeth and facilitates sharpening of sawtooth blades. The safety is further improved by using the outer protective disc. In addition, due to the fact that the outer protective disc is a function wave protective disc and bounces when being pressed to deform, the mini-tiller has the effects of wide-range vibration reduction, vitality enhancing and multiple-point balancing. The guide wheel matched lift-throwing type plow provided with the blade protecting disc has the effect of avoiding the tillage omission.

The invention discloses an automatic bicycle safety indication lamp. The automatic bicycle safety indication lamp is simple in structure, convenient to use, low in manufacturing cost and capable of improving bicycle traveling safety. The lamp comprises a lamp holder, the rear end of the lamp holder is connected with a connecting frame used for fixed to a bicycle, and the lamp is characterized in that a square lattice screen is mounted at the front end of the lamp holder, a circuit board and a lithium battery for providing electric energy for the lattice screen are arranged in the lamp holder, a switch for controlling whether the lithium battery and the lattice screen are conducted or not through the circuit board and a socket for charging the lithium battery are arranged on the surface of the lamp holder, and an acceleration sensor is arranged on the circuit board; under the condition that the switch is opened, shading of all points in the lattice screen and formed indication patterns are controlled by the acceleration sensor, and the motion postures of left inclination, right inclination and negative acceleration of the acceleration sensor are controlled. The lamp has the beneficial effects of being clear and definite in indication, simple in structure, safe and convenient to use and low in manufacturing cost.

The invention aims to provide a gas switch, wherein, artificial confirmation and judgment mingled before operation of various operating handles are removed through mechanical control of the action of a master operating handle and an earthing operating handle, thereby misoperation prevention of various operating handles is realized and the reliability of functions is improved. The invention comprises the master operating handle, an earthing operating handle base part, the earthing operating handle, a handle assembly stop mechanism and a handle closing operation stop mechanism, wherein, the earthing operating handle can be detached relative to the earthing operating handle base part when the master operating handle is positioned on a switch off position; the earthing operating handle can be detached relative to the earthing operating handle base part; the handle assembly stop mechanism leads to incapability of the earthing operating handle being arranged on the earthing operating handle base part which is positioned on a switch off position when the master operating handle is positioned on a switch on position; the handle closing operation stop mechanism leads to incapability of the closing operation of the master operating handle being performed when the master handling is positioned on a switch off position and the earthing operating handle base part is positioned on a switch on position.

The invention provides an online tons-level traditional Chinese medicine anti-wall-hanging evaporation and concentration device and an operating method thereof. A gas-liquid-solid three-phase natural circulation fluidized bed evaporation and concentration device in an industrial production scale in which the heating area of a heater is 18.9 m<2> and the evaporative power is 1100-1400 kg / h is determined. The inventions and innovations of a screen type discharging device, a 90-degree multi-section short-radius elbow connecting pipe and a demister on the upper part of a separation chamber are designed. At present, the production operation result of the industrial scale device of about 100-ton extracting solutions of Menopause Ease and other over ten traditional Chinese medicines proves that compared with a traditional two-phase flow evaporation concentrator with the heating area of 18 m<2> in a factory and an operating method thereof, the device and the method under approximate operation conditions have the advantages that the total heat transfer coefficient and evaporation intensity are improved, a wall hanging phenomenon of the two-phase flow evaporation concentrator is avoided, the wall hanging phenomenon existing in a traditional Chinese medicine extracting solution evaporation concentrator is eliminated, and high-efficiency continuous and stable operation is realized.

Disclosed is a wide horizontal mini-tiller. Various safety measures are provided, and safety follow-up upper guard boards, safety follow-up rear guard boards and left and right safety guard frames are used, so that slime is reduced, winding grasses are cut off, the work efficiency is improved, and the mini-tiller is safe and up to standards and convenient to observe, a safety resistance fork and wheel assembly is not prone to inclination and can perform guiding easily, and by the aid of the movable guard boards or detachable boards, transportation costs can be reduced; the mini-tiller is provided with a reverse gear, so that usage of the mini-tiller by an operator at the tilling land edge is facilitated; an anti-misoperation unit is arranged on a handle, top and low three adjustable gears are arranged at the handrail height, five adjustable gears are arranged at the left-right angle of a handrail, and top and low four adjustable gears are arranged at the height of a slime-resistant rod; overlapping phase differences are formed among rotary blades, and end teeth are arranged on the rotary blades, so that saw-tooth blades are sharp.

The embodiment of the invention discloses a lane keeping function starting method and device and a computer storage medium, and belongs to the technical field of vehicle engineering. The method comprises the steps that when a starting instruction of a lane keeping system of an automobile is received, obtaining the function setting state of the lane keeping system; displaying a function setting interface according to the function setting state and starting a lane keeping function of the automobile, wherein the function setting interface is used for setting a lane keeping function of the lane keeping system, the function setting interface comprises architecture information of the lane keeping function, and the architecture information is used for describing a function hierarchical relationship of the lane keeping function. In the embodiment of the invention, the architecture information of the lane keeping function can be displayed when the lane keeping system is started, so that a driver can know the working mode of the lane keeping function and the setting mode of the lane keeping function, the misoperation of the driver is improved, and the driving safety is improved.

The invention relates to an improved rotary cultivator with an engine provided with a fuel gas and fuel tank. The improved rotary cultivator comprises a rotary cultivator body and a wide-breadth horizontal mini-tiller, wherein the rotary cultivator body is provided with a miniature propane fuel tank and is driven by a four-stroke engine; the wide-breadth horizontal mini-tiller is provided with a blade protection plate and has the function of eliminating middle missed ploughing by combination of a guide wheel and a lift-throwing type moldboard plough. The invention also relates to a rotary cultivator adopting multiple safety measures. A safety resistance fork wheel is unlikely to incline and easy to guide, and a movable protection plate is a detachable plate; the safety is further improved by means of an external protection plate assembly, and the rotary cultivator can bounce up after being pressed and deformed since a function wave external protection plate is adopted, and the function wave external protection plate has the effects of wide breadth, vibration attenuation and multi-point balance; the rotary cultivator is provided with the blade protection plate and has the effect of eliminating the middle missed ploughing by the combination of the guide wheel and the lift-throwing type moldboard plough. Fuel gas is adopted to realize noise reduction and emission reduction. The emission of carbon dioxide and hydrocarbon is reduced, so that particle effluents are improved and the emission of oxynitride is reduced. Since the fuel gas is used, the toxicity of harmful effluents is lower than that of gasoline for combustion use. The emission effect of the fuel gas in a heating turbine is superior to that in a gasoline engine within 40 seconds, so that the safety of the complete machine is good. The fuel gas and fuel tank is easy to replace.

The invention refers to an inhalation device for powdered drugs to be received by a patient by an inhalation-caused air stream, comprising at least one powder reservoir, metering means for repeatedly metering a powder dose from the reservoir, a transportation mechanism for moving said metering means from a filling position for receiving a powder dose into an emptying position for releasing said powder dose into a powder channel, at least one activating device for manual operation by the patient being operatively connected to said transportation mechanism such that upon operation a single powder dose is being metered, said activating device comprising a dosage key (5) acting on said transportation mechanism when actuated by the patient. According to the invention, said transportation mechanism furthermore comprises a dosage lever (6) acting on said metering means, said dosage lever (6) being locked in the inhalation position of said metering means after said dosage key (5) has been property pressed down by the patient. The dosage lever (6) in the inhalation position engages a trigger member and is releasable by actuation of the trigger member. The trigger member comprises at least one cam surface and the dosage lever (6) engages the cam surface tangentially in said locked inhalation position.

The invention provides a base station automatic cutting-connecting method and device The method comprises the following steps: creating a first connection pool, wherein one or more connections with an old base station can be established in the first connection pool; executing a first cutting-connecting task through the first connection pool, wherein the first cutting-connecting task is a task executed to connect the old base station in a process of cutting over new and old base stations; creating a second connection pool, wherein one or more connections with the new base station can be established in the second connection pool; and executing a second cutting-connecting task through the second connection pool, wherein the second cutting-connecting task is a task executed to connect the new base station in the process of cutting over the new and old base stations. Since numerous tasks need to be executed when cutting over the new and old base stations, a controller needs to be connected with the new and old base stations frequently; the base station automatic cutting-connecting method and device provided by the invention adopt the connection pools, so that the connection can be reused, thus the stability of the connection can be guaranteed, the connection efficiency can also be improved, and key problems of realizing automation can be solved, therefore, base station cutting-connecting automation can be realized.

The invention provides a payment method for an electric energy meter. The method comprises the following main steps: S2, whether to choose a conventional prepayment mode is judged, if yes, a step S3 is carried out, and if not, a step S7 is carried out; S3, whether to be forward electricity is judged, if yes, a step S5 is carried out; S4, whether to be backward electricity is judged, if yes, the step S5 is carried out; S5, deduction of recharge balance is carried out; S7, whether to choose a preferential deduction mode is judged, and if yes, a step S8 is carried out; S8, whether to be forward electricity is judged, if yes, a step S9 is carried out; S9, whether backward electricity is sufficient is judged, and if yes, a step S10 is carried out; S10, deduction of backward electricity is carried out, and a step S11 is carried out; S14, whether to be backward electricity is judged, if yes, a step S15 is carried out; and S15, backward electricity is accumulated, and a step S16 is carried out. As the preferential deduction mode is set, preferential deduction of backward electricity is carried out when the forward electricity is used, the contribution of the user to the charging of a powergrid can be reasonably rewarded, and the electricity management is more reasonable.

The invention discloses a Chinese input system for a touch screen device. The Chinese input system comprises a touch screen, a first screen key area, a second screen key area and a third screen key area are arranged on the touch screen, the first screen key area displays first letters of Chinese phonetic alphabets in a grouping manner, the second screen key area indexes syllable rimes of the Chinese phonetic alphabets in classifying manner, the third screen key area is provided with related syllable rimes and four stroke directions, the first screen key area, the second screen key area and the third screen key area are sequentially connected and comprise nine keys respectively, and three Chinese character selection areas are arranged on one side of the second screen key area and on one side of the third screen key area respectively. The Chinese input system has the advantages that an input method is simple and easy to learn, the application range is wide, input steps and repeated codes are fewer, misoperation rate is low, and Chinese character input efficiency is high.

The invention belongs to the technical field related to robot teleoperation, and particularly relates to a three-dimensional virtual force field vision enhancement method applied to mechanical arm control. The method comprises the following steps that S1, potential field resultant force borne by the tail end of the mechanical arm is calculated in the motion space of the mechanical arm; s2, a three-dimensional virtual sphere is constructed in the virtual space, grid division is conducted on the surface of the three-dimensional virtual sphere, the sphere center is equivalent to the mass center of the tail end of the mechanical arm, the resultant force borne by the mass center acts on grid nodes in the corresponding direction, force given to other nodes on the surface of the sphere is obtained according to a preset rule, and displacement is generated; and S3, the three-dimensional virtual sphere is mapped to the tail end of the mechanical arm through the augmented reality technology, when the potential field resultant force borne by the tail end of the mechanical arm changes, the shape of the three-dimensional virtual sphere changes, and visual enhancement of the force field of the tail end of the mechanical arm is achieved. According to the invention, the problems of unexpected collision, operation errors and the like under the guidance of single visual information are solved.

The invention provides an input interface display method and device, electronic equipment and a computer readable storage medium. The method is applied to electronic equipment provided with a folding screen, the folding screen comprises a first screen area and a second screen area which are located on the two sides of a folding line respectively, and the method comprises the steps that an input selection interface is displayed in a first sub-area, an input switching interface is displayed in a second sub-area, and the input interface comprises the first sub-area and the second sub-area, and the first sub-area and the second sub-area respectively belong to different screen regions; and the non-input interface is displayed in other sub-areas of the folding screen, so that the input efficiency is improved.

The invention relates to the technical field of production equipment for a negative oxygen ion material, in particular to the production equipment for the negative oxygen ion material. The productionequipment comprises a base, a storage structure, a lifting structure, a clamping structure, a smearing structure, a limiting structure and a blanking structure, wherein the base is provided with the smearing structure, the smearing structure is arranged at the bottom end of the storage structure, so diatom milk is convenient to enter the interior of the smearing structure from the storage structure, the depth of a smearing roller entering the interior of the diatom milk to be used is reduced, the dipping area of the smearing roller is increased at the same time, the operation is more convenient and quick, waste chips in the construction is effectively prevented from entering the interior of the diatom milk to be used in a large area, and large-area oxidation of the diatom milk is avoided simultaneously; the bottom end of the storage structure is provided with the blanking structure, and the blanking structure is connected with the smearing structure, so that the blanking structure canbe conveniently driven by the smearing structure to control the discharging of the diatom milk in the storage structure, and a large amount of diatom milk can be effectively prevented from being discharged from the inside of the storage structure.

The invention relates to data processing, and provides a table file summarizing method and device and a computer readable storage medium. According to the method and the device, whether an abnormal identifier exists in a to-be-summarized file is detected, and a corresponding correction strategy is generated to correct to-be-corrected table data, so that the data accuracy of the to-be-summarized file is improved; the to-be-summarized table files are summarized to the corresponding partitions according to the corresponding summarizing partition identifiers; the collected partitions are verified,so that misoperation in the subarea checking process is facilitated, and the subarea accuracy of the summary file is improved; and the data accuracy of the finally obtained summary file is further guaranteed by taking a temporary table file, passing verification, of each partition has the final target summary file. In addition, the invention also relates to a blockchain technology, and the targetsummary file can be stored in the blockchain.

The invention provides an improved rotary cultivator adopting an engine provided with a gas fuel tank and an extruded tank method, and relates to a rotary cultivator with multiple safety measures. The improved rotary cultivator comprises a rotary cultivator which is driven by a four-stroke engine provided with a minitype propane fuel tank as well as a horizontal wide mini-tiller which is provided with bladed protecting plates and eliminates middle tillage missing through matching of a guide wheel and a lift-throwing type plough. With the adoption of an outer protecting plate assembly, the safety is further improved, and further, the outer protecting plate assembly adopts outer protecting plates with function waves, so that the outer protecting plates are bounced through compression deformation and have the wide damping and multi-point balance functions; the mini-tiller adopting matching of the guide wheel and the lift-throwing type plough and provided with the bladed protecting plates has the function of middle tillage missing elimination; fuel gas is adopted for noise reduction and emission reduction; toxicity of harmful emissions of the fuel gas is lower than that of harmful emissions of burning gasoline; the emission of the fuel gas within 40s after starting and the emission of the fuel gas during warming-up are superior to the emission of a gasoline engine, and the safety of the whole machine is good; the gas fuel tank is easy to replace. According to the extruded tank method, extrusion is performed by introducing high-pressure oil having pressure difference with the pressure at the front part and pressure at the rear part of a prefabricated tank into a prefabricated pipe of a forming die, and the slightly higher pressure difference at the rear part is required due to front and rear edge losses and radians.

A wide-range horizontal mini-tiller for avoiding middle tillage omission by adopting a guide wheel matched lift-throwing type plow with a blade protecting disc adopts combination of a guide wheel (p9) and the lift-throwing type plow (p104) and serves as a novel tool applying front guide wheel matched plow to avoid middle tillage omission. Various safety measures are provided. By using a safe follow-up upper protective plate, a safe follow-up rear protective plate and left and right safe protective frames, the mud sticking amount is decreased, entangled grass is cut off, the work efficiency is improved, the mini-tiller is safe and up to the standard, and observation is facilitated. A safe resistance fork wheel does not easily incline and is easy to guide, movable protective plates are provided with detachable plates, and the transportation cost can be reduced. The mini-tiller is proved with a reverse gear and facilitates usage of an operator on the cultivated land edge, a handle is provided with an anti-misoperation device, the handle height is adjustable at high level, middle level and low level, a horizontal angle of the handle is adjustable at five levels, the height of a mud blocking rod is adjustable in vertical four levels, and rotary blades have overlapping phase difference and end teeth and facilitates sharpening of sawtooth blades. The safety is further improved by using the outer protective disc. In addition, due to the fact that the outer protective disc is a function wave protective disc and bounces when being pressed to deform, the mini-tiller has the effects of wide-range vibration reduction, vitality enhancing and multiple-point balancing. The guide wheel matched lift-throwing type plow provided with the blade protecting disc has the effect of avoiding the tillage omission.

The invention relates to the technical field of production equipment for a negative oxygen ion material, in particular to the production equipment for the negative oxygen ion material. The productionequipment comprises a base, a storage structure, a lifting structure, a clamping structure, a smearing structure, a limiting structure and a blanking structure, wherein the base is provided with the smearing structure, the smearing structure is arranged at the bottom end of the storage structure, so diatom milk is convenient to enter the interior of the smearing structure from the storage structure, the depth of a smearing roller entering the interior of the diatom milk to be used is reduced, the dipping area of the smearing roller is increased at the same time, the operation is more convenient and quick, waste chips in the construction is effectively prevented from entering the interior of the diatom milk to be used in a large area, and large-area oxidation of the diatom milk is avoided simultaneously; the bottom end of the storage structure is provided with the blanking structure, and the blanking structure is connected with the smearing structure, so that the blanking structure canbe conveniently driven by the smearing structure to control the discharging of the diatom milk in the storage structure, and a large amount of diatom milk can be effectively prevented from being discharged from the inside of the storage structure.

The invention relates to an inhalation device for a powdered medicament which is received by a patient by means of an inhalation-induced air flow, said inhalation device comprising at least one powder reservoir; A powder dose is metered out by a device; a delivery mechanism is used to move the metering assembly from a filling position for receiving a powder dose to an emptying position for releasing the powder dose into the powder passage; at least one actuating device is used for When manually operated by the patient, the actuating device is operatively connected to the delivery mechanism so that a single dose of powder is metered out during operation, the actuating device includes a dose key (5) which is pressed by the patient When acting on the conveying mechanism. According to the invention, said delivery mechanism also comprises a dose lever (6) acting on the metering assembly, which is locked in said dose key (5) after said dose key (5) has been suitably depressed by the patient. Suction position of the metering assembly. In the inhalation position the dose lever (6) is engaged with a trigger member and is released by actuation of the trigger member. The trigger member comprises at least one cam surface which is engaged tangentially by the dose lever (6) in the locked inhalation position.

The invention relates to the technical field of fuzes, and provides a device and method for detecting a target exit time point. The detection device at the time of target exit includes an acceleration acquisition unit, a DC blocking amplification unit, and a signal processing unit. The acceleration acquisition unit collects the acceleration signal of the penetrating fuze during the penetration process and transmits it to the DC blocking amplification unit; Perform DC blocking and amplification processing to obtain an amplified signal and transmit it to the signal processing unit, wherein the amplified signal includes a first signal greater than the set threshold and a second signal less than the set threshold; the signal processing unit reverses the second signal After phase phase, it is added to the first signal to obtain a mixed signal, and the peak value detection is performed on the mixed signal to obtain a peak signal, and the time point corresponding to the second peak signal is used as the target time point. Compared with the prior art, the present invention improves the problem in the prior art that the target time point cannot be accurately detected, which leads to misoperation of the penetration fuze.

The invention relates to an improved rotary cultivator with an engine provided with a fuel gas and fuel tank. The improved rotary cultivator comprises a rotary cultivator body and a wide-breadth horizontal mini-tiller, wherein the rotary cultivator body is provided with a miniature propane fuel tank and is driven by a four-stroke engine; the wide-breadth horizontal mini-tiller is provided with a blade protection plate and has the function of eliminating middle missed ploughing by combination of a guide wheel and a lift-throwing type moldboard plough. The invention also relates to a rotary cultivator adopting multiple safety measures. A safety resistance fork wheel is unlikely to incline and easy to guide, and a movable protection plate is a detachable plate; the safety is further improved by means of an external protection plate assembly, and the rotary cultivator can bounce up after being pressed and deformed since a function wave external protection plate is adopted, and the function wave external protection plate has the effects of wide breadth, vibration attenuation and multi-point balance; the rotary cultivator is provided with the blade protection plate and has the effect of eliminating the middle missed ploughing by the combination of the guide wheel and the lift-throwing type moldboard plough. Fuel gas is adopted to realize noise reduction and emission reduction. The emission of carbon dioxide and hydrocarbon is reduced, so that particle effluents are improved and the emission of oxynitride is reduced. Since the fuel gas is used, the toxicity of harmful effluents is lower than that of gasoline for combustion use. The emission effect of the fuel gas in a heating turbine is superior to that in a gasoline engine within 40 seconds, so that the safety of the complete machine is good. The fuel gas and fuel tank is easy to replace.

The invention provides a base station automatic cutting-connecting method and device The method comprises the following steps: creating a first connection pool, wherein one or more connections with an old base station can be established in the first connection pool; executing a first cutting-connecting task through the first connection pool, wherein the first cutting-connecting task is a task executed to connect the old base station in a process of cutting over new and old base stations; creating a second connection pool, wherein one or more connections with the new base station can be established in the second connection pool; and executing a second cutting-connecting task through the second connection pool, wherein the second cutting-connecting task is a task executed to connect the new base station in the process of cutting over the new and old base stations. Since numerous tasks need to be executed when cutting over the new and old base stations, a controller needs to be connected with the new and old base stations frequently; the base station automatic cutting-connecting method and device provided by the invention adopt the connection pools, so that the connection can be reused, thus the stability of the connection can be guaranteed, the connection efficiency can also be improved, and key problems of realizing automation can be solved, therefore, base station cutting-connecting automation can be realized.

The invention provides a payment method for an electric energy meter, which includes the following main steps: S2, judging whether to select a conventional prepayment mode, if selected, then enters S3, if not selected, then enters S7; S3, judges whether it is positive electricity, If yes, go to S5; S4, judge whether it is negative power; if so, go to S5; S5, deduct the recharge balance; S7, judge whether to choose the priority deduction mode, if so, go to S8; S8, judge whether it is positive If so, go to S9; S9, judge whether the negative power is sufficient, if so, go to S10; S10, deduct the negative power, go to S11; S14, judge whether it is negative power; if so, go to S15; S15, accumulating the negative electric quantity, and proceeding to S16. In the present invention, there is a priority deduction mode. When positive electricity is used, negative electricity will be deducted preferentially. The user's contribution to grid charging can be reasonably rewarded, making the management of electricity more reasonable.

The invention discloses a platform compensator. The platform compensator comprises a platform installation frame and a gear rack assembly, a pedal A is arranged on a platform board, double-axis linearguide rails are correspondingly fixed to the left side and the right side of the platform installation frame, sliding blocks are mounted in the double-axis linear guide rails in a rolling mode, supporting frames are fixedly connected to the sliding blocks, a pedal B is fixedly connected between the left supporting frame and the right supporting frame, a motor, an unlocking device and a lock cylinder assembly are arranged at the bottom of the platform board, the unlocking device comprises a motor brake, a shifting fork, a lock dog mounting seat, a lock tongue, a fixing plate and a spring, thelock core assembly comprises a lock cylinder rotating disc and a lock disc, the lock disc is fixed to the fixing plate through a screw, the lock core turntable is rotatably mounted in the lock disc, and a reset indicating position and an unlock indicating position are arranged on the lock disc of the lock cylinder assembly. According to the platform compensator, the motor is locked or unlocked through the unlocking device, misoperation can be prevented, power of the motor is transmitted to the pedal B through the gear rack assembly and drives the pedal B to extend or retract, and operation isvery convenient.

The invention discloses a mini-tiller using a four-stroke engine with a miniature propane fuel tank. The mini-tiller comprises the four-stroke engine with the miniature propane fuel tank and a rotary tiller comprising various safety measures, wherein slime is reduced and tangled grasses are cut off by using a safety follow-up upper protective plate, a safety follow-up rear protective plate and left and right safety protective frames; no error operation is performed, high safety and the purpose of achieving the standard are realized, the observation is facilitated and the working efficiency is improved by using a folding and buckle pushing double-action security measure; a safety resistance fork wheel does not skew easily and can be easily guided; a movable protective plate is detachable, so the transportation cost can be reduced. Gas is adopted for noise reduction and emission reduction. The emission of carbon monoxide and hydrocarbon is expected to be reduced, so particle emissions are improved and the emission of the nitrogen oxide is reduced. The toxicity of harmful emissions is lower than that of combustion gasoline by the fuel. Little harmful components such as aromatic hydrocarbon exist in the emission. Since the gas does not form an oil film on the wall of a gas inlet pipeline and is not concentrated in a cold state like the gasoline, the emission within 40 seconds after start and in a heating machine is superior to that of a gasoline engine, and the safety of the entire machine is good. The fuel tank is easy to replace.