46results about How to "Simple structure to use" patented technology

The invention discloses a flexible pressure-temperature integrated film array sensor sensitive element and a preparation method thereof. The pressure sensing function and the temperature sensing function are integrated by utilizing a piezoelectric effect and a pyroelectric effect of a flexible ferroelectric film, and the sensitive element comprises a flexible substrate, a functional film assemblyand a thermal management film assembly. In the method, an insulating layer and a lower electrode are sequentially deposited on a flexible substrate, a wire is connected, a flexible ferroelectric thinfilm is deposited and an insulating groove is etched, an upper electrode is deposited on the flexible ferroelectric thin film, the wire is connected, a thermal control layer, a thermal conductive layer and an infrared reflective layer are sequentially deposited, and finally the sensitive element is polarized and tested through the wire. The sensitive element of the invention realizes the integration of the pressure sensing function and the temperature sensing function on a single sensitive element, and has high integration level and simple use structure, is suitable for large-area preparation,suitable for plane, curved surface, special-shaped surface and other structures, high adaptability, and has the advantages of shock resistance, strong vibration ability, high bionic degree, high reliability and the like.

The invention provides a comparator and a relaxation oscillator. The comparator comprises a comparator circuit including a current mode comparator circuit; and the current mode comparator circuit consists of a first current mode comparator circuit and a second current mode comparator circuit, wherein the first current mode comparator circuit and the second current mode comparator circuit are connected with a first input terminal and a second input terminal of the comparator circuit electrically. The first current mode comparator circuit includes two N type MOS tubes and grids of the two N type MOS tubes are connected electrically; and the second current mode comparator circuit includes two P type MOS tubes and grids of the two P type MOS tubes are connected electrically. The oscillator includes the comparator. According to the invention, the production cost can be lowered; the development period can be shortened; the frequency stability is improved; and the ultra-low power consumption is realized.

The invention discloses a tool for realizing charged replacement of a tension insulator of an extra-high voltage earth electrode line and a method for realizing charged replacement of the tension insulator of the extra-high voltage earth electrode line. The tool comprises a front blocking part, a screw, an insulation pulling plate and a rear blocking part, wherein the front blocking part utilizes a bending plate card and is connected with one end of the screw, the other end of the screw is connected with one end of the insulation pulling plate, the other end of the insulation pulling plate is connected with the rear blocking part, the length of the insulation pulling plate is adjustable, and adjusting holes are uniformly distributed on the insulation pulling plate; when the tension insulator is replaced by the tool, the body position of an electrician can not exceed a first tension insulator at the side of a cross arm, the minimum distance is 0.6m, another electrician on ground utilizes a temperature measurement instrument to detect the surface temperature of a wire, once the temperature continues to raise to be more than 60 DEG C, the electrician on ground needs to warn a No.2 electrician at the equipotential position timely, thereby avoiding personal injury caused by long-time contact to the high-temperature wire and ensuring personal safety of operators.

The invention relates to a tent, in particular to a prestress support cable mesh tent comprising a tarpaulin, a prestress support cable mesh, spring telescopic rods and a rod placing device, wherein the prestress support cable mesh comprises a chord cable, a cable mesh and a main cable; axes of the main cable are mutually crossed; the chord cable alternately penetrates through a mesh cable of thecable mesh by the main cable and intersected with nodes knitted by the cable mesh; the cable mesh and the main cable are knitted together by the chord cable; the upper ends of the spring telescopic rods are connected with the main cable of the prestress support cable mesh, and the lower ends of the spring telescopic rods are installed on the rod placing device; the prestress support cable mesh obtains prestress by the spring telescopic rods after elastic deformation to drive a tent top comprising the prestress support cable mesh and the tarpaulin to support; the tarpaulin is surrounded at theperiphery of all spring telescopic rods and respectively connected to the spring telescopic rods so as to form the prestress support cable mesh tent. The tent has simple use structure, rapid unfoldingand folding, light weight, high strength, large span and favorable protecting performance and saves materials for manufacturing the tent.

The invention discloses a geographical position information acquisition method. The method comprises the following steps: internal network equipment is connected with an internal and external network communication device through a serial port line and an Ethernet interface of the internal and external network communication device is connected with an external network; the internal network equipment sends a geographical position request message to the internal and external network communication device and the internal and external network communication device packages an HTTP (hypertext transport protocol) request message according to request parameters in the geographical position request message and sends the HTTP request message to corresponding position service providing equipment of the external network; and the internal and external network communication device receives an HTTP response message of the position service providing equipment from the external network, then packages a geographical position response message according to the response contents in the HTTP response message and sends the geographical position response message to the internal network equipment. The invention also discloses an internal and external network communication device. The method and the device have the following beneficial effects: the internal network equipment can directly request and obtain the geographical position information for the external network through the internal and external network communication device.

The invention discloses a solar energy floor heating system based on a heat conduction graphite film. The solar energy floor heating system based on the heat conduction graphite film comprises a solar thermal collector, a water storage tank with a thermal insulation layer, a concurrent heating water tank, a temperature controller, an indoor laying system and a dual filter, wherein the solar thermal collector comprises a heat absorption coil pipe, a heat absorption piece, a heat insulation layer, a light transmitting cover and a box, the solar thermal collector is connected with the water storage tank with the thermal insulation layer, the indoor laying system comprises a water pipe, the heat conduction graphite film, a floor, cement mortar and a thermal insulation board, the dual filter is arranged on a backflow segment between the indoor laying system and the water storage tank with the thermal insulation layer, and the dual filter comprises an inverted cone hole, a T-shaped pipe, a filter screen and a filtration cotton layer. The solar energy floor heating system based on the heat conduction graphite film uses solar energy as a heat source, saves energy and protects environment, can be used in both villages and cities, uses the heat conduction graphite film as a soaking layer, is simple and easy to implement, and good in soaking effect, reduces floor deformation rate, and thereby prolongs service life of a floor. The purpose of filtering water at low cost is achieved by using the solar energy floor heating system based on the heat conduction graphite film, which is simple in structure.

The present invention opens a locking device. By virtue of the forward action it inserts the locking component 128 to the locking device 107a on the side of the holding part 109 so as to prevent the drawing of the storing box 111; by virtue of the back action it deviate the locking component 128 from the locking part 107a to allow the drawing out the storing box 111. Using the plate spring 129 set between the locking component 128 and the main body 113, it pushes the locking part 128 in the direction of inserting the locking part 107a. When it reaches the time that the holding part 109 is drawing out of the storing box 111, pull out the main body of the action bar which is supported by the axis and rotate at the outside of the box bulk 113 with finger to make the holding part 133b rotate, so that the locking component 128 resists to the push force of the plate spring 129 and moves to the direction which is opposite from the pushing direction and divorces from the locking part 107a. Thereby it can provide a structure-simple and cheap locking device.

The invention relates to the technical field of drying equipment, solves the problem that products are not convenient to take and place in the working process of traditional gypsum artware drying equipment, and particularly relates to a gypsum artware drying device faciliating taking and placing. A top cover is included. Lifters are fixedly connected to the upper surface of the top cover, telescopic rods are fixedly inserted and connected into the lifters, fixing blocks are fixedly connected to the upper surface of the top cover, bolts are fixedly inserted and connected into the fixing blocks,torsion springs are arranged on the bolts in a sleeving mode, and the fixing blocks are rotationally connected with window doors through the bolts. Sliding grooves are formed in the upper surfaces ofthe window doors, balls are slidably connected to the upper surfaces of the window doors, the surfaces of the balls are fixedly connected with one end of a traction chain, and the telescopic rods arefixedly connected to the other end of the traction chain. The structure can guarantee the stability of a product when gypsum artware is taken and placed, prevents the surface of the product from deforming and cracking, and is simple in structure, convenient to use and capable of faciliating taking and placing.

The invention relates to a liquor product packaging and storing container, and particularly to a portable medicinal liquor bottle. The portable medicinal liquor bottle comprises a bottle body and a bottle cap, wherein the bottle mouth is formed in the top end of the bottle body; the bottle cap is detachably connected with the bottle mouth; the medicinal liquor bottle further comprises a sealing cover, a traditional Chinese medicine storage barrel, a pulling rope and a rotary button; the bottom of the bottle body concaves inwards to form a through hole to allow the traditional Chinese medicine storage barrel to be mounted; the sealing cover is mounted at the bottle mouth; a fixing part is arranged at the bottom of the sealing cover; an indentation line and an anchoring pin are arranged at the top end of the traditional Chinese medicine storage barrel; the indentation line partitions the top end of the traditional Chinese medicine storage barrel to form an easy-to-pull piece; the anchoring pin is fixedly arranged at one end of the easy-to-pull piece; one end of the pulling rope is fixedly connected with the fixing part; the other end of the pulling rope is fixedly connected with the anchoring pin; and the pulling rope can drive the anchoring pin to pull open the easy-to-pull piece. According to the portable medicinal liquor bottle, the traditional Chinese medicine is directly packaged in the bottle to be sold integrally as a commodity for direct purchase, people do not need to carry the traditional Chinese medicine, and therefore the use is convenient.

The invention discloses a support-free construction process for a steel-concrete composite beam. The support-free supporting device which is simple in structure, accurate in positioning, light in weight, small in size and convenient to construct is used, an assembled bridge can be firmly supported, subsequent beam section connection, steel formwork installation, concrete slab reinforcing steel barbinding, bridge deck slab pouring, bridge deck pavement and other work can be conveniently carried out, and the influence on road traffic is effectively reduced; and meanwhile, parts such as the pulley and the steel cable can be repeatedly utilized, so that the construction cost is further reduced.

The invention discloses a magnetic resistance coupling, which comprises a master joint and a slave joint which are connected with each other. The end face of the master joint is provided with a round pit; the axis of the round pit is coaxial with that of the master joint; the side wall of the round pit is provided with protruding drive magnetic blocks; the end face of the slave joint is provided with a pillow block; the side face of the pillow block is provided with protruding driven magnetic blocks; the end face of the master joint and the end face of the slave joint are matched; and each driven magnetic block is located in a gap between each two drive magnetic blocks; and the driven magnetic blocks and the fitting surface of the adjacent drive magnetic blocks are same in polarity. The magnetic resistance coupling disclosed by the invention is simple in structure. Compared with a magnetic coupling, the magnetic resistance coupling is higher in transmission torque and cannot be easily damaged.

The invention relates to a solid-state laser system and a control method of a solid-state laser. The solid-state laser system comprises a controller and a solid-state laser generator which are connected. The controller is used for receiving the control signal, determining a target power value and corresponding digital quantity information according to the control signal, sending the digital quantity information to the solid-state laser generator and sending a query instruction to the solid-state laser generator according to a preset time interval; the solid-state laser generator is used for receiving the digital quantity information, determining an output power value according to the digital quantity information and executing output operation according to the output power value; in response to the query instruction, an output actual power value is obtained and fed back to the controller; the controller is further used for receiving the actual power value and adjusting digital quantity information sent to the solid-state laser generator according to the target power value and the actual power value so that the actual power value can be kept consistent with the target power value. Therefore, the use safety and the output efficiency are improved, the power loss is reduced, and the output accuracy is ensured.

The invention discloses a hydraulic travelling system of a vehicle and a cross-country aerial work vehicle, and relates to the technical field of hydraulic drive of aerial work platforms. The hydraulic travelling system of the vehicle comprises front wheels, rear wheels and first flow distributing and collecting valves, wherein the front wheels are driven by front wheel cycloid motors; the rear wheels are driven by rear wheel cycloid motors; the rear wheels are further equipped with rear wheel speed reducers for parking brake and travelling auxiliary brake. Hydraulic oil separately enters a front wheel oil path and a rear wheel oil path after being divided by the first flow distributing and collecting valves, so that the front wheels and the rear wheels are driven at the same time, and arethe same in rotation speed. The hydraulic travelling system of the vehicle provided by the invention uses the cycloid motors which are simple in structure and are low in price; only the rear wheels are equipped with rear wheel speed reducers to realize parking brake or travelling auxiliary brake, so that cost of the vehicle is greatly reduced; and power performance of the cross-country aerial work vehicle is met.

A furnace temperature and air supply amount control system for a gasifying furnace in a biomass gasification power generation device. The invention belongs to the technical field of biomass gasification power generation devices and aims to solve the problems of unbalanced power generation amount due to unreasonable structural design of a furnace temperature and air supply amount control system for a gasifying furnace and non-uniform air supply in the gasifying furnace in the prior art. The gasifying furnace in the invention is provided with a straw gasifying furnace body, an air blower, a sliding plate valve, a sliding plate valve electric controller, a sliding plate valve temperature controller, an air blower controller and an air blower temperature controller. The sliding plate valve is disposed on the bottom of the straw gasifying furnace body and is connected to the sliding plate valve electric controller. The sliding plate valve electric controller is provided with a wire to connect the sliding plate valve temperature controller. The air blower is provided with the air blower controller which is provided with a wire to connect the air blower temperature controller. The gasifying furnace is simple, is easy to use and has uniform air supply, so that the whole power generation device is balanced in power generation amount and is stable in voltage.

The invention relates to the technical field of building formworks, in particular to a high-strength energy-saving building formwork and an assembling method thereof. The high-strength energy-saving building formwork comprises a first covering part, a second covering part, a plurality of connecting devices and a positioning device, wherein the first covering part and the second covering part are the same in structure and are symmetric with each other; the connecting devices are used for connecting with the first covering part and the second covering part; the positioning piece is arranged between the first covering part and the second covering part; and the first covering part and the second covering part each comprise a plurality of covering plates and a fixing part connected with the covering plates. By arranging the connecting devices, connection between the first covering part and the second covering part is firmer, and the connecting part is convenient to operate and can be easily operated without cooperation of multiple persons; the fixing part uses a rotating hook which is simple in structure and convenient to operate, so that a single person can complete the fixing operation between the covering plates; and the first covering part and the second covering part are made of plastic materials, are light in weight, can be repeatedly used, and are energy-saving and environment-friendly.

The invention provides a temperature control system and a temperature control method for a flowing working medium. A temperature control system for a flowing working medium comprises a first flow adjusting branch, a first temperature control branch and a second temperature control branch, upstream pipelines of the first temperature control branch and the second temperature control branch are communicated with the first flow adjusting branch through a second water diversion tee joint, and upstream pipelines of the first temperature control branch and the second temperature control branch are communicated with the second water diversion tee joint. Downstream pipelines of the first temperature control branch and the second temperature control branch are respectively connected into the four-way switching valve and are communicated with a liquid supply port of a product to be subjected to temperature control through the four-way switching valve; a hot side cold plate is arranged on the first temperature control branch, a cold side cold plate is arranged on the second temperature control branch, and a semiconductor refrigeration assembly is arranged between the hot side cold plate and the cold side cold plate. Two paths of flowing working media are respectively heated and cooled by utilizing the efficient refrigeration efficiency of the semiconductor refrigeration assembly under the same temperature inlet condition, cold/hot mode switching is carried out through the four-way switching valve, and accurate temperature control is carried out on the flowing working media.