178results about How to "Not easy to carry" patented technology

The invention which relates to a preparation method of a Yunkang capsule belongs to the technical field of medicines. The Yunkang capsule of the invention is prepared from the following raw traditional Chinese medicines: 80-120 parts of donkey-hide gelatin, 160-200 parts of Chinese yam, 90-130 parts of Himalayan Teasel Root, 120-160 parts of Radix Astragali, 90-130 parts of Chinese angelica, 120-160 parts of Rhizoma Cibotii, 90-130 parts of Cuscuta chinensis Lam., 50-90 parts of Chinese Taxillus Twig, 90-130 parts of Eucommia ulmoides, 90-130 parts of Malaytea Scurfpea Fruit, 90-130 parts of Radix Codonopsis, 120-160 parts of Poria cocos, 90-130 parts of Rhizoma Atractylodis Macrocephalae, 120-160 parts of rehmannia, 90-110 parts of Cornus officinalis, 120-160 parts of wolfberry fruit, 50-90 parts of Dark Plum Fruit, 90-130 parts of white peony root, 50-90 parts of Fructus Amomi, 50-90 parts of Fructus Alpiniae Oxyphyllae, 90-130 parts of Radix Boehmeriae, 5-20 parts of Argy Wormwood Leaf and 50-90 parts of Radix Scutellariae.

A processing method of a blueberry fruit cake comprises the following steps: (1) making a blueberry pulp; (2) feeding raw materials according to the production formula of the blueberry fruit cake; (3) dissolving pectin: dry mixing pectin and white granulated sugar and dissolving the mixture in hot water at the temperature of more then 80 DEG C, and shearing and dissolving the pectin at a high speed; (4) boiling: uniformly mixing the blueberry pulp and a starch syrup in a jacketed kettle, boiling the mixture to an uniform state, adding the dissolved pectin in step (3) into the mixture, boiling the mixture until the content of the soluble solids is 70-85%, adding an acidity regulator and a flavor, uniformly mixing the mixture, and evening the mixture in a flat pan or directly injecting the mixture into a mold, and directly cooling the mixture without drying, until the fruit cake is shaped; (5) packaging and checking up the blueberry fruit cake. The pectin suitable for the blueberry is used as the gallant, and a delicious taste is endowed with the blueberry fruit cake, and the problem of the prior art that the blueberry fruit cake cannot be produced by the traditional gallant such as agar, is solved. By the cooperation of the formula and technology, the traditional drying technology is changed into a technology without drying, the energy consumption is reduced, and the blueberry fruit cake is easy to store, carry and eat.

The invention provides an adaptive tuning device and tuning method of emission end of a wireless electric power transmission device. An alternating current power supply, a rectification filtering circuit, a high-frequency inversion circuit, a voltage detection device, an LC adjustable network, a compensation capacitor CP, an emission coil LP, an emission end impedance RP and a current detection device are successively connected together. A controller receives current and output of the current detection device and calculates and controls the high-frequency inversion circuit and the LC adjustable network. Two full-controlled devices M1 and M2 are serially connected with diodes D1 and D2, then are reversely parallelly connected with each, then are serially connected with a fixed inductor LT and then are parallelly connected with a power common capacitor CT, so a phase-controlled inductor capacitor parallel circuit is formed. S1 and S2 are square waves for the LC control circuit to controlon and off the M1 and M2. According to the invention, stability of the energy transmission system can be improved; and defects that the current wireless energy transmission system is easily detuned and an emission device fails to transmit energy to various kinds of receiving ends are solved.

The invention relates to a three-dimensional deformation wireless optical measurement system for an engineering structure and a measurement method thereof. The system comprises a light source, three wireless image transmitting ends and a wireless image receiving end, wherein the light source irradiates a deformation position to be measured on an engineering structure; a three-dimensional coordinate system is established by taking the deformation position to be measured on the engineering structure as a center; the three wireless image transmitting ends are respectively fixed on axes x, y and z of the three-dimensional coordinate and used for acquiring images of the deformation position to be measured on the engineering structure and transmitting the image to the wireless image receiving end in a wireless way on the basis of ZigBee protocol. In the invention, the deformation position to be measured on the engineering structure is determined on the surface of an engineering structure to be measured, the wireless image transmitting ends are used for acquiring images of the deformation position to be measured before and after deformation and at different times and forming a data file; since the wireless image receiving end calculates deformation by using a sub-pixel displacement measurement algorithm and sends calculation results remotely. The system has the advantages of simple structure, good adaptability and high accuracy.

The invention discloses a display system for aided teaching and relates to the field of display technical equipment. The system comprises a data processor and an image acquisition device. The data processor is provided with a software control module, an image processing module, a switching module, an integration module and a preservation and display module. The image acquisition device comprises a camera. The display system can be used for displaying not only powerpoint but also handwritten information, real objects and the like; meanwhile, the powerpoint can be annotated and marked independent of traditional black / white boards, namely, the function of an electronic white board can be achieved; image magnification, enhancement, cutting and other types of processing are conducted on displayed content through the image processing module and then the content is transmitted to display equipment such as a projector to be displayed, so that the problem that sight lines of audience are blocked when a user writes on white / black boards or audience cannot see clearly when writing fonts / printed fonts / real objects are too small is solved. In addition, content photographed by the camera can be superimposed onto and preserved in current powerpoint, thereby being conveniently and repeatedly used later.

The invention discloses a colorful high-elastoplastic pen and a making method thereof. In the making method, 20-40% of polymer is used as a main body, 20-38% of white or colorless solid powder is used as a color carrying body, 2-20% of pigment is used as a dyeing body, and 2-20% of regulating agent is assisted properly; and after evenly mixing, the product disclosed by the invention is obtained by extrusion molding, cooling, solidifying and cutting at the temperature of 120-250 DEG C. The making process of the method is simple and environment-friendly, equipment is compact and convenient for use; the colorful high-elastoplastic pen does not adhere hands, is not broken off, is not faded and is not dyed, and color is clear when the colorful high-elastoplastic pen performs writing; and the colorful high-elastoplastic pen is convenient for carrying and storage, and has wide applicability and reliable safety. Because the pen disclosed by the invention has high elasticity and plasticity, the pen disclosed by the invention does not cause hard damage to a human body when in use; and simultaneously, in the pen, natural compounds or green chemical raw materials are adopted, thus the pen is safe to the human body, does not pollute environment, and is an environment-friendly and safe product.

The invention discloses an air conditioner fresh air all-in-one machine. The air conditioner fresh air all-in-one machine comprises a compressor, an evaporator and a condenser, wherein the compressor, the evaporator and the condenser are mounted in the same machine body; the machine body comprises a fresh air channel; the fresh air channel is formed in the upper part of the machine body and comprises a fresh air inlet and a fresh air outlet which are formed in opposite sides of the machine body; the evaporator is arranged at the fresh air inlet; and a filter unit is further arranged in the fresh air channel. The air conditioner fresh air all-in-one machine not only can supply fresh air, but also can be used for pre-cooling or pre-heating the fresh air, and further can be used for filtering the fresh air, so that an indoor environment can be fresh, healthful and comfortable.

The invention discloses a member function system based on an identity card recognition function. The system comprises a computer and a recognizer, wherein the recognizer comprises an identity recognition device; the computer comprises a recognition system, a member information database and a control processing unit; the recognition system is connected with the identity recognition device to receive data of the identity recognition device; and the control processing unit is respectively connected with the member information database and the recognition system to communicate and process information. Through the system, the recognition and entry functions of member cards and members can be automatically realized by directly using identity cards, and a phenomenon that multiple member cards are inconvenient to carry or forgotten to be carried is avoided; and the system has good adaptability, can be separately used or used with other member and integrating systems, does not require to reform the conventional system much, can reduce the waste of social resources, is convenient for a user to consume and carry, and saves national resources.

The invention discloses a quick pretreatment method for measuring the total phosphorus content in sediments, belonging to the environmental monitoring technical field. The invention comprises the following steps: A. pretreatment of a soil sample: the soil sample is weighed, dried to the constant weight, taken out, cooled and grinded to over 60 meshes under drying conditions, weighed and then transferred into a slaking pipe; B. slaking pretreatment: distilled water and potassium persulphate solution are added and placed into a slaking hole of a COD slaking instrument, and simultaneously blank solution is taken and processed together with a sample to be detected with the same method; C. slaking; D. filtration: after slaking is finished, the sample in the slaking pipe is leached out by the distilled water, filtered to a container by a filter paper or a filter membrane, diluted, colored and finally measured and calculated according to the general spectrophotography. Compared with the prior pretreatment method, the quick pretreatment method for measuring the total phosphorus content in the sediments has the advantages of quick measurement, few equipment used, low energy consumption, simple experimental conditions, easy carryover of experimental equipment, suitability for on-scene monitoring, and safe experimental process.

The invention provides a freezing sampler for sediments in different depth of rivers or lakes. The upper end of a conical head is fixedly connected with the lower end of a sampling tube. A liquid nitrogen inducing tube is arranged in the sampling tube. The liquid nitrogen inducing tube and a venting joint are respectively and fixedly connected with an end cover 5. The lower end of the venting joint is communicated with the sampling tube. The upper end of the sampling tube is in threaded connection with the end cover. A sealing gasket is arranged between the sampling tube and the end cover. Cable holes are arranged on the end cover. The freezing sampler has a maximum sampling depth of 1.5 m in relative to the limited sampling depth of a common gravity-type columnar sampler, and the depth range of sediment sampling is enlarged. The freezing sampler, in relative to a freezing sampler which uses dry ice as a freeze agent, has the sampling tube with an appropriate thickness of tube diameter, is suitable for both loose and hard sediments, and the scope of application is expanded, and the freezing sampler has the advantages of low cost and fast and convenient sampling. Through use of the freezing sampler, disturbance on the sediments is smaller, undisturbedness of the sediments in different depth can be greatly maintained, and the accuracy of the sample analysis of the sediments can be improved.

The invention discloses an intelligent anti-theft alarm substation box comprising a substation box body which is fixedly mounted on the ground. An edge of the front surface of the substation box body is movably connected with a cabinet door. An edge of the inner surface of the cabinet door is equipped with a fingerprint encryption mechanism. A face acquisition, capture and recognition alarm device is arranged inside the substation box body. The face acquisition, capture and recognition alarm device is composed of a camera fixedly mounted inside the substation box body and a central processing unit device disposed under the camera. A backup power source is arranged inside the substation box body. The intelligent anti-theft alarm substation box has the beneficial effects of simple structure and high practicability.

The invention relates to a slit lamp, in particular to a portable digital slit lamp for cataract screening. The upper part of the housing is provided with a cavity, the cavity is internally provided with a slit lamp body, the middle part of the housing is provided with a macro lens, the lower part of the housing is internally provided with a power supply component, the bottom of the housing is provided with a USB interface, and the outside of the rear housing of the housing is provided with a transfer component interface. The portable digital slit lamp for cataract screening has the advantages that the portable digital slit lamp facilitates the use of a patient, is convenient to carry, and is connected to a mobile phone through the transfer component interface when a remote diagnosis is needed, and the diagnosis is shot by the mobile phone and transmitted remotely. Convenience is brought to telemedicine.

The invention relates to the field of pharmacy, mainly relating to a preparation method of a liquid hard capsule of traditional Chinese materia medica preparation, in particular to the liquid hard capsule of Anagex extract and a preparation method thereof. In the invention, the content object filled in the capsule is a mixed liquid type object comprising the following materials in proportion, 10-80 percent of Anagex extract, 10-80 percent of edible oil, and 1-40 percent of a surface active agent.

The invention discloses an intelligent anti-theft alarm power transformation cabinet applied to a national power grid business hall. The power transformation cabinet comprises a mounting pad which is arranged on the ground. A groove is arranged on the mounting pad. The power transformation cabinet is arranged in the groove. A cabinet body door is movably connected with one edge of the front surface of the power transformation cabinet body. A fingerprint encryption mechanism is arranged on the inner surface edge of the cabinet body door. A human face collection snapshot identification alarm device is arranged in the power transformation cabinet body. An automatic identification foot-pad device is arranged on the lower end in the power transformation cabinet body. A backup power supply is arranged in the power transformation cabinet body. The intelligent anti-theft alarm power transformation cabinet provided by the invention has the advantages of simple structure and high practicability.

The invention discloses a wearable auxiliary shooting device and a control method. The wearable auxiliary shooting device comprises gloves made of a flexible material, a signal collection and control unit embedded inside the flexible material and a signal output unit arranged on the outer surface of the flexible material, the signal collection and control unit comprises a GPS (global positioning system) positioning module for collecting displacement, a wireless data transmission module in signal connection with a mobile terminal and used for reading weather information, an electromagnetic switch switching on and off as a signal indicating whether shooting is successful or not, multiple force signal collection modules positioned at fingers and hand-wrist joints and used for collecting force signals of the fingers and the hand-wrist joints, a main control module for recording, analyzing and processing received signals and a storage module for storing signals and analyzing and processing results received by the main control module; the main control module sends the analyzing and processing results to the signal output unit, and the force signal collection modules include a flexible pressure sensor, a flexible touch sensor and a flexible stretchable sensor.

The invention discloses a liftable and portable rainfall simulator suitable for a high-heterogeneity karst slope. The liftable and portable rainfall simulator comprises a combined four-spraying-nozzle rain generator, a water supply system and a lifting type rainfall simulator support. The combined four-spraying-nozzle rain generator and the water supply system are screwed with a second right-angle elbow through loose joint. A DN25 water delivery steel pipe is inserted into a DN32 sleeve, and then a bolt is screwed into a third fixing nut to enable the water supply system and the lifting type rainfall simulator support to be connected. Two ends of a primary three-way main pipe are connected with a secondary three-way branch pipe in a through mode, two ends of a second three-way main pipe are connected with ball valves, and the ball valves are connected with spraying nozzles through right-angle elbows. The liftable and portable rainfall simulator adopts the combined spraying nozzles and is adjustable in height, convenient to carry and simple in manufacture, and the bottleneck of slope infiltration and erosion research carried out in regions with very high heterogeneity similar to karst and the like is overcome.

The invention relates to a mechanical transplanted rice seedling raising substrate and a production method thereof. The substrate is prepared by mixing chicken manure, fermented residues, cow manure and edible mushroom cultivating waste in a certain volume ratio, and blending, stacking, fermenting, drying, smashing and sieving. The mechanical transplanted rice seedling raising substance has the beneficial effects that the substrate contributes to non-hazardous treatment of agricultural waste, and is highly compatible with a mechanical planting production line; by adopting the substrate, rice seedlings have the advantages of stockiness, developed root systems, light seedling carpets, high stress resistance, high compatibility with a rice transplanter and high adaptability to wetting irrigation. A substrate seedling raising technology is simple and high in success rate.

The invention provides an adhesive bandage. The adhesive bandage comprises a wound protective cushion and an adhesive backing, wherein the wound protective cushion consists of a nonwoven fabric and a PE partition membrane, and the nonwoven fabric is coated by a medicament and is povidone iodine. The invention also provides a preparation method of the adhesive bandage. With the adoption of the adhesive bandage prepared from the povidone iodine, the cost is controllable, the use and the carrying are convenient, and the adhesive bandage and the povidone iodine can jointly take the functions of antibiosis, hemostasis and wound protection together.

The invention discloses a discharge device. The discharge device comprises a first current transforming module, a second current transforming module, a power supply module, a blower module and a discharge module; the output end of the energy storage device is connected with the input end of the first current transforming module and the input end of the second current transforming module separately, the output end of the first current transforming module is connected with the discharge module, and the output end of the second current transforming module is connected with the input end of the power supply module and the input end of the blower module separately; the first current transforming module outputs first voltage, the second current transforming module outputs second voltage, and thefirst voltage is greater than the second voltage. In this way, the first current transforming module can enable the discharge module to discharge in a constant state, the power supply module and theblower module in the second current transforming module also consume a certain amount of energy, and meanwhile, the blower module also has a heat dissipation function, so that the discharge device hasthe advantages of being high in discharge efficiency, simple in structure and convenient for staff to use. Correspondingly, the invention further discloses a discharge system of the energy storage device. The discharge system of the energy storage device also has the advantages above.

The invention discloses a super-low-density proppant. The proppant is characterized by mainly being prepared from the following raw materials in part by mass: 20 to 25 parts of calcined bauxite, 30 to 35 parts of raw bauxite and 45 to 50 parts of clay. The invention also discloses a method for preparing the super-low-density proppant. The proppant of the invention has low specific weight of only 1.35 to 1.45, apparent specific gravity of 2.5 to 2.65, low density and good suspension property, is not easy to precipitate and is easy to carry into a well.

The invention provides a portable shock wave collateral-dredging machine. The machine is shaped as a cuboid in appearance and comprises a pedestal, a box body and an upper cover, wherein the upper cover is connected to the box body via hinges. One outer side surface of the box body is provided with a telescopic pull rod; the middle sections of two corresponding outer sides surfaces of the box body are provided with handles; the top end of the upper cover is provided with a lifting grip; the four corners of the pedestal are provided with castors. A shock wave head, an operating panel and a plastic casing are located in inner cavities of the upper cover and the box body. Two-dimensional codes and apparatus numbers are printed or pasted to outer side surfaces of the box body and the inner side and the outer side of the upper cover in one to one correspondence. A shock wave generating device and a water treatment system are fixed on the pedestal, a capacitance box being arranged over the same; a GPS module, an SIM card module, a WIFI module and a Bluetooth module are fixed at the top end. The portable shock wave collateral-dredging machine is characterized by intensive type design layout; in particular, the shock wave head and the operating panel are located in the inner cavities of the upper cover and the box body, so that the collateral-dredging machine is wholly simple, small and portable.

The invention provides a ground wire storage frame and belongs to the technical field of tools used for putting away, spreading and storing ground wires during circuit and power transformation construction and maintenance. According to the technical problem to be solved, the ground wire storage frame provided by the invention is capable of making the ground wires be used and stored on site conveniently, knotting is not liable to occur, using is convenient and clean, and a protection function on the ground wires is achieved. According to the adopted technical scheme, the ground wire storage frame comprises a bottom plate, a top plate, vertical support rods, a rotary shaft and a crank. The bottom plate and the top plate are fixedly connected to form a frame through the multiple vertical support rods. Through a bearing, the rotary shaft is horizontally installed in the frame composed of the bottom plate, the top plate and the vertical support rods, and one end of the rotary shaft extends out of the frame to be connected with the crank through a quadrangular end. According to the ground wire storage frame, the crank controls the rotary shaft to rotate to achieve twining storage of the ground wires on the rotary shaft. During usage, wire taking can be easily achieved by directly pulling the ground wires, the ground wires are not liable to be knotted, work is clean, and the labor intensity of workers is relieved.

The invention belongs to the technical field of effervescent tablets, and particularly relates to a vitamin C effervescent tablet and a preparation method thereof, wherein the vitamin C effervescent tablet comprises, by weight, 30-60% of citric acid, 10-40% of sodium carbonate, 5-15% of lactose, 2-10% of fruit powder, 0.2-0.5% of vitamin C, 1-2% of sorbitol, 0.3-1% of sucralose, 0.2-0.5% of acesulfame potassium, and 1-1.75% of food essence. According to the present invention, the prepared vitamin C effervescent tablet has characteristics of rapid disintegration, decomposition resistance and oxidation resistance, and has a similar taste to the juice beverage.

The invention provides a household medicine chest provided with a child protection structure and capable of quickly searching medicines, belongs to the technical field of household medicine chest, andaims to solve problems that a door of a medicine chest is easy to open by a child at home and safety of the household medicine chest in use is reduced due to the lack of an effective protection structure on the existing household medicine chest. Four cavities are formed in the box body through three partition plates; the three cavities in the upper side of the interior of the box body are each internally connected with a storage mechanism in a sliding mode; a protection mechanism is arranged on the front side of the right end face of the box. As the distance between the lower side of the interior of the inserting cylinder and the lower end of the lever type pressing plate is 15-17cm, the palm length of an adult is 18-19cm, and the palm length of a child is far shorter than that of the adult, the child cannot touch the lower end of the lever type pressing plate even if the hand of the child stretches into the inserting cylinder; therefore, probability that the box door is opened by children is effectively reduced, and use safety of the household medicine box is greatly improved.

The invention discloses a foldable electric scooter. The foldable electric scooter comprises a left handle, a right handle, a balance rod, a telescopic rod, a front wheel, rear wheels, a safety lock and a pedal ridge, wherein the left handle and the right handle are connected to the two ends of the balance rod in a foldable mode; the middle of the balance rod is connected with the upper end of the telescopic rod; the lower end of the telescopic rod is connected with the front wheel; one end of the safety lock is connected to the telescopic rod in a sliding mode, and the other end of the safety lock is hinged to the front end of the pedal ridge; and the rear end of the pedal ridge is connected with the rear wheels. The folding mode of the foldable electric scooter is effectively improved, and the foldable electric scooter occupies smaller space after being stored. After being folded, the front wheel and the rear wheel are both located on the lower portion, thereby not staining clothes. The telescopic rod can be adjusted to corresponding height according to the height of a rider, thereby meeting the ergonomics.

The invention discloses an insect quantity survey method which comprises the following steps: (1) beating a branch carrying insects to ensure that the insects drop into a collecting container arranged below the branch and provided with a piece of wet paper, thereby obtaining a piece of wet paper carrying the insects; (2) placing the wet paper carrying the insects in an insect collecting bag, and sealing the insect collecting bag to obtain a collecting bag filled with the insects, wherein the insect collecting bag contains a substance capable of killing or narcotizing insects; (3) calculating the quantity of the insects in the collecting bag filled with the insects, thereby achieving insect quantity detection. Proved by tests, the insect quantity survey method is accurate and reliable in data, simple and convenient to operate, and low in production cost, and facilitates further classification, identification, number representation, and preparation of insect specimens.

The invention discloses an autonomous removing trolley for moon dust on the surface of a high-voltage polarized solar cell and belongs to the technical field of moon dust removing mainly in order to solve the problems that a moon dust removing device applied in the prior art is low in safety, small in using range, low in work efficiency and large energy consumption. The autonomous removing trolleyfor the moon dust on the surface of the high-voltage polarized solar cell comprises a dust removing layer, a driving layer, an energy supplying layer and a round supporting plate; and through a highvoltage module power source, a 12 V direct-current voltage input from a solar cell panel is converted into a 0-3000 V adjustable high voltage power source. The high voltage output end is connected with a protected plane and a dust removing electrode, when the two are sufficiently close to each other (2-6 mm), a strong electric field can be generated between the them, and under the effect of the electric field, moon dust particles can be polarized and have charges opposite to the dust removing electrode, and are adsorbed onto the dust removing electrode under the effects of the electric field force. The autonomous removing trolley for the moon dust on the surface of the high-voltage polarized solar cell is mainly used for removing the moon dust on the moon surface solar cell panel.

The invention provides a double-pulley tackle based on an unmanned aerial vehicle. The double-pulley tackle comprises a tackle body provided with an opening, an advancing pulley and a lifting pulley,wherein the advancing pulley is located in the tackle body and the lifting pulley is located at the lower end of the tackle body; a baffle is arranged on the tackle body, and the baffle is rotationally connected with the tackle body so as to open or close the opening; the double-pulley tackle further comprises a pull rope and a sliding rod, wherein the sliding rod is located above the tackle bodyand can move up and down; one end of the pull rope is arranged on the baffle, and the other end is arranged at the lower end of the sliding rod; a pull ring convenient for clamping the unmanned aerialvehicle is arranged at the upper end of the sliding rod; the unmanned aerial vehicle clamps the pull ring to drive the sliding rod to move upwards, and the sliding rod moves upwards to drive the pullrope to pull the baffle so as to open the opening, so that a wire enters the tackle body from the opening and is matched with the advancing pulley, and only the unmanned aerial vehicle needs to be operated to drive the double-pulley tackle to move to the guide wire, without using an operation rod to pull the pull rope; and therefore the operation is simple and convenient, and the use of the double-pulley tackle is more convenient.

The invention discloses an outdoor portable pneumatic atomizing furnace which comprises an oil storage bottle. A support is installed at the bottom end of the oil storage bottle. The bottom end of the oil storage bottle is fixedly connected with a pneumatic device. The gas outlet end of the pneumatic device communicates with one end of a gas guide pipe. A one-way valve is arranged on the gas guide pipe. The end, away from the pneumatic device, of the gas guide pipe is connected in the oil storage bottle in an inserted manner. Atomizing plates are installed in the oil storage bottle. Aerodynamics, physics and the combustion science are integrated in the outdoor portable pneumatic atomizing furnace, high efficiency and oil conservation are achieved, the value of each drop of oil is utilized, energy conversion is direct and thorough, and therefore resources are saved; and in addition, the outdoor portable pneumatic atomizing furnace has the beneficial effects that the size is small, firepower is fierce, oil consumption is low, maintenance, cleaning and preheating are omitted, carbon deposition is avoided, blockage does not exist, the firepower is consistent and stable, carrying is convenient, operation is simple, safety and high efficiency are achieved, and the effect of a gas furnace can be achieved through combustion in the gasoline furnace, and great convenience is brought to people loving travel.

The digital music converter is used to convert the digital music file in the first format into the digital music file in the second format. It consists of the first data transmission interface connected via one corresponding data transmission line to one digital music player, which sets the record medium carrying the music file in the first format selectively; one format converting treatment module connected to the first data transmission interface for receiving the music file in the first format, analyzing, decoding and converting into the music file in the second format with relatively less storing space; and one second data transmission interface connected with the format converting treatment module and connected selectively to one portable record medium capable of communicating with the second data transmission interface for storing the music file in the second format in the portable record medium.