84results about How to "Fast delivery" patented technology

This utility model provides an insect branch-fixing survey and rearing observation box, relating to the technical field of insect observation devices, and is designed to solve the problem of easy damage to branches in existing insect survey techniques. The insect branch-fixing survey and rearing observation box includes a first half-box and a second half-box. The first half-box has a first upper half-hole and a first lower half-hole, and the second half-box has a second upper half-hole and a second lower half-hole. The first and second half-boxes are joined to form a receiving cavity. When the first and second half-boxes are joined, the first and second upper half-holes together form a first hole for the branch to pass through, and the first and second lower half-holes together form a second hole for the branch to pass through. The first and second holes are respectively sealed to the branch at different locations. Both the first and second half-boxes are made of transparent material, and at least one of the first and second half-boxes has a ventilation window with a detachable mesh screen. This utility model is less likely to damage branches.

This invention relates to a portable foldable tandem wing aircraft, comprising a frame, a front wing, an arm, a rear wing, a battery pack, a linear motor, a chuck, a mounting base, a first sliding plate, a first spring, a chuck return spring, a second spring, a second sliding plate, arm-wing connectors, a self-locking structure, and a double-ball-joint connecting rod. The mounting base and chuck are located in the middle of the battery pack. The chuck is connected to the output shaft of the linear motor, and the chuck return spring is connected to the mounting base and the chuck. The first sliding plate is slidably mounted on the front end of the battery pack, and the first spring is connected to the first sliding plate. The sliding plate is connected to the fixed base; the second sliding plate is slidably mounted at the rear end of the battery cylinder, and the second spring is connected to the second sliding plate and the battery cylinder; the arm wing connector is located at the front end of the battery cylinder, and the upper and lower ends of the arm wing connector are respectively connected to the arm, the head of the arm is rotatably connected to the arm wing connector, and is rotatably connected to the first sliding plate through a self-locking structure; the left and right sides of the arm wing connector are rotatably connected to the front wing, and the two sides at the rear end of the battery cylinder are rotatably connected to the rear wing; in the folded state, the arm and the rear wing are both locked together with the chuck. This aircraft is not only easy to carry, but also improves the stability during flight.

This invention discloses a production device for co-extruded mixed-color wood-plastic composite materials with wood grain imitation, in the field of wood-plastic recycling technology. The device includes a machine body, a twin-screw plasticizing component within the machine body, a second feed pipe containing a stirring component, a positive cone and an inverted cone whose lower ends can overlap to close the lower end of the second feed pipe, a metering mechanism for metering raw materials from the main hopper into the second feed pipe and adding a corresponding proportion of additives, and a secondary hopper located on the machine body and connected to both the second feed pipe and the twin-screw plasticizing component to buffer the mixture after stirring in the second feed pipe. The secondary hopper is funnel-shaped. The device allows for metered, multi-stage feeding and precise replenishment of raw materials, avoiding uneven mixing caused by direct replenishment in the main feed hopper. Pre-mixing improves the uniformity of additive dispersion, enhances wood grain color difference and mechanical property stability, reduces batch rework, increases production efficiency, and lowers the risk of thermal degradation of recycled materials.

This invention provides a composite electrode for the comprehensive recovery of valuable metals, its preparation method, and its application. The composite electrode comprises a positive electrode active layer and a modified matrix layer. The modified matrix layer includes a tubular solid electrolyte body and a modified material layer disposed on the surface of the tubular solid electrolyte body; the modified material layer comprises a conductive polymer. The electrochemical lithium extraction combined with chemical reduction leaching of nickel, cobalt, and manganese using this composite electrode not only achieves high-efficiency recovery of valuable metals such as lithium, nickel, cobalt, and manganese, but also significantly reduces wastewater treatment costs and environmental risks.

The utility model discloses an unmanned vehicle line control chassis high -efficient heat dissipation structure relates to vehicle chassis equipment technical field, is provided with the heat dissipation portion on the chassis, the heat dissipation portion is provided with a plurality of mutually parallel heat dissipation grating, and the inner airflow passage is formed between two adjacent heat dissipation grating, is provided with a plurality of mutually parallel heat dissipation fin on the upper end surface of a plurality of heat dissipation grating, and the outer heat dissipation passage is formed between two adjacent heat dissipation fins, and the interval between two adjacent heat dissipation grating is less than the interval between two adjacent heat dissipation fins, the heat dissipation fin upper edge contour line is extended from both sides to the center symmetry, and one side contour line section includes side horizontal section, large angle drop section, small angle rise section, central horizontal section in proper order, and the scheme simple structure can be high -efficient heat dissipation under the scene such as static parking, low -speed driving, high -speed operation etc.

The utility model discloses a slurry shield device, which belongs to the technical field of tunnel construction and comprises a containing box, a slurry cabin, a first conveying pipeline, a processing mechanism, a second conveying pipeline and a cutter head. The containing box is provided with a feeding opening communicating with the inner space, and the feeding opening is used for feeding muddy water materials into the containing box. The slurry cabin is used for accommodating initial slurry; the first conveying pipeline is used for conveying initial slurry in the slurry cabin to the accommodating box; the processing mechanism is used for processing the muddy water material entering the charging hole and the initial slurry in the accommodating box into standard slurry; the second conveying pipeline is used for conveying the standard slurry in the accommodating box to the slurry cabin; the cutterhead is arranged in the muddy water cabin and used for laying the standard slurry in the muddy water cabin to a tunnel face to form a mud film.

This invention discloses an automated tire warehousing system and method for truck cranes, belonging to the field of intelligent manufacturing and logistics automation technology. The system integrates a WMS (Wastewater Management System), MES (Manufacturing Execution System), a central control scheduling system, AGVs (Automated Guided Vehicles), a gantry robot, and a dual-mode vision system. The method is as follows: the MES issues orders, and the central control system breaks down tasks; the WMS schedules AGVs to return empty pallets and deliver tires to the production line; the gantry robot uses 2D vision to scan the tire's QR code for identity verification; if the verification is correct, the tire enters assembly; otherwise, it is returned and reassembled; after assembly, the central control system triggers the warehousing task, the WMS dynamically allocates the optimal storage location, the AGV transports the tire to the temporary storage area, and the gantry robot, guided by 3D vision, accurately grasps and places the tire into the storage location; the WMS updates the inventory. This invention achieves full-process automation and information closure of tires from production line to warehousing, significantly improving efficiency, accuracy, and warehouse utilization, while reducing costs and safety risks.

This utility model discloses a valve conveying device, which includes a main board. The bottom of the main board has an internal valve track matching the valve. Above the main board are two valve outlet pipes, I and II, arranged sequentially along and connected to the internal valve track. An isolation valve, which blocks the internal valve track when activated, is located between the two outlet pipes. Two valve inlet interceptor plates and two clamping plates are mounted on both sides of the main board. The valve inlet interceptor plates are located on the side of valve inlet pipe I furthest from valve inlet pipe II and are driven by a valve inlet interceptor cylinder. The clamping plates are used to clamp the valve at the valve conveying position and are driven by a clamping plate control cylinder. The valve conveying position refers to the position where the internal valve track aligns with valve inlet pipes I and II. The main board contains an air blowing pipe corresponding to the valve conveying position. This utility model's device has a reasonable structural design, enabling rapid and efficient valve conveying. The valve conveying pipe can be laid using a flexible hose, making installation convenient.

The utility model belongs to the technical field of pipe shed steel frame, concretely relates to a mine laneway fabricated pipe shed steel frame, including steel pipe and grouting expansion assembly, is equipped with overflow booster hole on the side of steel pipe located in one side of steel pipe grouting hole, grouting expansion assembly is sleeved on the steel pipe outside overflow booster hole, grouting expansion assembly is composed of rubber expansion ring, fixed ring, temperature sensing lock ring, both ends of rubber expansion ring are clamped in the inside of fixed ring, and one end of temperature sensing lock ring is clamped and connected between the outside surface of rubber expansion ring and fixed ring, the other end of temperature sensing lock ring is formed with deformation compression section. Grouting expansion assembly is added to the outer wall of steel pipe, realizes slurry pressure trigger type plugging, with the two-stage sealing mechanism of slurry pressure expansion and temperature control locking, solves the problem that slurry flows back and seeps from the gap between pipe wall and aperture.

The utility model discloses a numerical control processing automatic line, including frame, portal frame, feed conveyor, waste conveyor, conveying line, take material mechanism, three -axis positioning mechanism, processing mechanism and conveying jig, conveying line and waste conveyor are in parallel set up in the frame, and the waste conveyor is located one side of conveying line, and conveying jig transmission is in conveying line, and three -axis positioning mechanism and processing mechanism are installed in the portal frame, and take material mechanism is installed in three -axis positioning mechanism and realizes three -dimensional motion through three -axis positioning mechanism, and conveying jig includes workstation, and a plurality of discharge chute are seted up in the workstation, and the discharge port of a plurality of discharge chute is located above the waste conveyor, and the workstation is installed with sectional material frame, and a plurality of fastening jigs are installed on sectional material frame, and a plurality of fastening jigs are fixed to the sample of processing. The numerical control processing automatic line through the cooperation of each component operation, realize material automation conveying, accurate positioning and efficient processing, effectively improve production efficiency and processing accuracy, reduce the artificial cost.

This invention discloses an end-face coated crystal optical element for a laser resonator and its fabrication method, belonging to the field of optical element fabrication. It includes an optical crystal, a high-reflectivity film disposed on one end face of the optical crystal, and a partially transmissive film disposed on the other end face. The high-reflectivity film sequentially includes Y-coatings along the end face of the optical crystal outwards. b F3 First Floor, H f O2 first layer, Y b F3 Second Layer, H f O2 second layer...Y b F3, Q layer, H f O2, Q layer. This invention utilizes Y... b 3+ Sensitization improves pump absorption efficiency and through Y b To E r Energy transfer effectively alleviates high-doped E r The self-termination effect in YAG lasers enables high efficiency and high energy output of 2940nm lasers, making them suitable for fields such as medical aesthetics and precision machining.

This application discloses a can sealing film-saving device, relating to the field of can sealing technology. It includes a processing table, a support frame fixedly connected to the surface of the processing table, a fixing block fixedly connected to the top of the support frame, a rotating shaft rotatably connected to one side of the fixing block, a film-sealing roll on the surface of the rotating shaft, and an auxiliary roller A below the rotating shaft. An auxiliary roller B is parallel to the end of the support frame away from the auxiliary roller A. This application allows the winding shaft and drive motor to work in coordination, synchronously recovering the remaining film after sealing according to the film release rate and sealing rhythm, avoiding waste caused by random discarding or accumulation of film. Long-term use can significantly reduce the cost of film consumables. Simultaneously, the switch controller enables centralized control of the drive motor, electric push rod A, and electric push rod B. Operators do not need to operate each component individually; they can control the entire operation process solely through the controller, simplifying the operation steps.

This utility model discloses a refrigerator utilizing heat pipe technology. The refrigerator includes a cabinet, a storage compartment within the cabinet, a cooling tank above the storage compartment containing coolant, a heat pipe assembly fixedly installed in the cooling tank, a refrigeration system, and a fan assembly with an air inlet connected to the storage compartment. The heat pipe assembly consists of multiple gravity heat pipes, each with a condensing section, an adiabatic section, and an evaporating section. The condensing section is located inside the cooling tank and immersed in the coolant, while the evaporating section is located inside the storage compartment. The refrigeration system includes a refrigeration component located below the storage compartment and an evaporator mounted on the cooling tank and immersed in the coolant. This utility model optimizes conventional refrigeration systems by incorporating heat pipe technology, achieving efficient heat transfer and improving the refrigerator's refrigeration performance and energy efficiency. Simultaneously, the compressor's start-up and shutdown have a slow response to the refrigerator's internal temperature, resulting in smaller temperature fluctuations, which is beneficial for the preservation of goods.

The utility model relates to the technical field of waste heat recovery, and disclose an energy -conserving and environment -friendly coffee baking waste heat recovery device, including base, the base top is provided with recovery mechanism, the recovery mechanism top is provided with the equalizing mechanism. The device sets up recovery mechanism, can effectively recycle the waste heat produced in the coffee baking process. The air inlet pipe is connected with the exhaust pipe of coffee baking machine, and the high-temperature waste gas produced in the baking process is introduced into the first box body, and the heat in the waste gas is transmitted to the water in the second box body through the circulating pipeline, realizing the effective recovery and utilization of heat, improving the energy utilization efficiency, meeting the concept of energy saving and environmental protection, the filter plate design in the recovery mechanism can filter the impurities in the waste gas, prevent the impurities from entering the subsequent circulating system, and ensure the stable operation of the system. The filter plate is fixed through the rotating plate and the bolt, and is convenient to disassemble, convenient for regular cleaning or replacement, reduces the maintenance cost, and prolongs the service life of the equipment.

The utility model discloses a kind of medicine applying devices for gynaecology vaginitis, belong to gynaecology medical instrument technical field, a kind of medicine applying device for gynaecology vaginitis, including push plate, push plate front end is fixedly connected with medicine applying structure, medicine applying structure inside is threadedly connected with injection structure, push plate rear end is fixedly connected with limit ring, push plate inner surface and limit ring inner surface are threadedly connected with push structure, it is cooperated by medicine applying structure and push structure, when gynaecology doctor treats vaginitis patient, capsule, tablet and powder drug can be quickly sent into patient vagina, complete medicine applying, by injection structure and medicine applying structure and push structure cooperation, so that device can also complete liquid medicine applying, eliminate limitation, by push structure, so that the controllability of device is higher, can effectively avoid to cause harm to the inside of patient's vagina, can realize the function of convenient liquid medicine and high operating precision, improve the practicality of device.

The utility model provides a bank outlet delivery machine control system. The bank outlet delivery machine control system comprises a client, a delivery total device, a dispatching center and an outlet terminal. Data communication connection is established between the client and the delivery total device; and data communication connection is established between the delivery total device and the dispatching center and the network terminal. Wherein the delivery total device comprises a delivery middleware and a delivery transaction cloud, and the delivery middleware adopts an intelligent picking-up cabinet.

This application discloses a trough fermentation system for lignite fermentation, including a fermentation trough and a heating device for heating the fermentation trough. A floor heating coil is installed at the bottom of the fermentation trough. The heating device supplies heat to the fermentation trough through the floor heating coil, providing different amounts of heat to the fermentation trough in the early, middle, and late stages of fermentation, respectively, so that the fermentation trough is in the first, second, and third stages. The gradient temperature control of this application can accurately meet the temperature requirements of different stages in the fermentation process, significantly improving fermentation efficiency, accelerating the fermentation process, significantly shortening the fermentation cycle, and reducing greenhouse gas emissions, thus offering environmental advantages.

The application relates to the technical field of wastewater denitrification, and discloses a composite carrier as well as a preparation method and application thereof. The composite carrier comprises porous molybdenum disulfide, the porous structure of the molybdenum disulfide in-situ grows zirconium metal organic frameworks, and the surface of the molybdenum disulfide is loaded with graphene. The composite carrier can not only serve as a place for denitrification of microorganisms, but also can improve the denitrification efficiency of the microorganisms.

The application relates to the technical field of temperature-sensitive control, in particular to an automatic reset type temperature-sensitive control device, which comprises a device main body, rotating boxes are fixedly connected to the two sides of the device main body, an alternating heat conduction mechanism is arranged in the rotating boxes, the alternating heat conduction mechanism comprises heat insulation plates which are slidingly connected in the rotating boxes, left plates and right plates are fixedly connected to the two sides of the heat insulation plates, left heat conduction fins are slidingly connected to the end portions of the left plates, when the electrical equipment is damaged to cause abnormal temperature rise, the bimetallic strip is bent greatly when sensing the continuous high temperature, at the moment, the pressure rod drives the bimetallic strip to move downwards and is separated from the right heat conduction fin, the continuous transmission of the heat source to the bimetallic strip is cut off, plastic deformation of the bimetallic strip beyond the elastic bending limit is avoided, the bimetallic strip can be normally reset when the temperature falls back, and the long-term use performance of the bimetallic strip is ensured.

The application discloses an energy-saving sound-insulation building material melting and blending device and method, relates to the technical field of energy-saving sound-insulation building material melting and blending, and comprises a blending box. The energy-saving sound-insulation building material melting and blending device and method have the advantages that when raw material melting and blending operation is carried out, large-particle raw materials are located on the screening plate, in the melting and blending process, each heat conduction rod directly transmits heat at the heating layer to the material close to the center point of the screening plate, compared with the raw material melting and blending below, heat transmission above is faster, meanwhile, a forward and reverse motor is started, the forward and reverse motor drives stirring blades and annular cutting blades to cut and stir the large-particle raw materials in the preliminary melting state, so that the melting and blending degree of the large-particle raw materials above is close to the melting and blending degree of the small-particle raw materials below, the melting and blending time does not need to be prolonged according to the difference of particles, and the effect of accelerating the melting and blending progress of the raw materials is achieved.

The utility model discloses an installation structure of improving diode heat conduction, including the mounting panel, is equipped with a plurality of insertion hole to be opened on the mounting panel, and the insertion hole all has and inserts the light emitting diode, and the light emitting diode bottom is provided with the heat conduction pad, and the mounting panel inside is provided with the fixed mechanism, and the mounting panel lower surface is provided with the insulating layer, and the insulating layer lower surface is provided with the heat conduction plate, and the heat conduction plate lower surface is equipped with the heat dissipation subassembly, and the heat conduction plate lower surface is provided with a plurality of convex strips, and the heat dissipation subassembly top is equipped with a plurality of recesses, and the convex strip is inserted in the recess. The utility model discloses through setting up the heat conduction pad, and the heat conduction pad penetrates the insulating layer and directly sticks with the heat conduction plate, and constructs the short path heat conduction channel from diode chip to the heat conduction plate, and the thermal resistance is reduced greatly, and sets up the fixed mechanism, and rotates the screw rod and can realize two -way clamping or loosening simultaneously, and the elastic rubber pad of clamping surface and arc recess can avoid diode shell damage, and can fill the gap through elastic deformation, and ensure the stability of holding.

The utility model discloses a kind of efficient energy-saving electric heating pipes, the device includes: pipe body, the pipe body one end is equipped with end cap, the end cap one end is equipped with two lead wires, the pipe body sequentially includes base layer, oxidation resistance layer, reflective heat insulation layer from inside to outside, the base layer inner wall is equipped with evenly distributed heat dissipation rib. The utility model has the advantages that: pipe body is sequentially set base layer, oxidation resistance layer and reflective heat insulation layer from inside to outside, reflective heat insulation layer is like a layer of "heat shield", can efficiently reflect the heat radiated outward in pipe body interior, heat is "intercepted" in pipe, reduce the dissipation of heat to surrounding environment, so that more heat can be concentrated for heating target object;Base layer inner wall is provided with the heat dissipation rib that is distributed in helical shape, this unique helical structure increases the surface area of base layer inner wall, provides more passageway and contact area for heat transfer, effectively reduces energy consumption, meets the environmental protection requirement of energy saving and emission reduction currently.

This invention provides an inverted liquid-cooled battery pack and its assembly method, including a battery module and a cooling assembly. The battery module includes at least one cell group, with the cells within the cell group electrically connected via conductive busbars. The cooling assembly includes a cooling plate, on which the battery module is inverted, allowing direct heat exchange between the conductive busbars and the cooling plate, thus shortening the heat transfer distance. A thermally conductive elastic pad can be placed between the cooling plate and the conductive busbars, using the battery module's own weight to press it down, while fasteners further secure the battery module to the cooling plate, increasing the contact area. A support member is provided between the cooling assembly and the cell group, with mounting grooves, placement grooves, and support holes for accommodating the thermally conductive elastic pad and the conductive busbars, and for the tabs to pass through and connect to the conductive busbars. The support member also has vent grooves, which, in conjunction with the cooling plate, form an exhaust channel to guide the electrolyte out when the explosion-proof valve ruptures. This invention offers high heat dissipation efficiency, good compatibility, and low manufacturing cost.

This invention discloses a method, system, and storage medium for online drug purchase and delivery based on prescriptions for rational drug use. It belongs to the field of online prescription drug purchase and delivery, and solves the problem in existing technologies where patients find it inconvenient and uneconomical to purchase and receive drugs online based on prescriptions for rational drug use, particularly addressing the issues of prioritizing nearby patients for delivery and centralized drug retrieval. The technical solution involves: an electronic device connecting to a cloud pharmacy server; the cloud pharmacy matching the retrieved drug name with available online pharmacies near the patient's address; the cloud pharmacy recommending options to the patient based on the distance between the online pharmacy address and the patient's address, and the drug price; the patient selecting a recommended option on the electronic device, making payment, and generating an information code; the cloud pharmacy transferring payment to the online pharmacy included in the purchase plan; and the online pharmacy delivering the purchased drugs offline to the patient's address. This method is primarily for patients with limited mobility, offering fast and economical delivery, with the drugs delivered directly to the patient's electronic prescription box at their address.

The utility model discloses an edge computing device machine case protection structure suitable for wide temperature environment, include: shell body, upper cover body, exhaust component and heat dissipation component, the upper cover body is installed to the upper of shell body, the rear end surface of shell body is installed with exhaust component, the inside installation of shell body has heat dissipation component, heat dissipation component includes heat conduction board, the lower surface of heat conduction board is provided with a plurality of transverse interval arrangement distribution's heat conduction cavity, the end of heat conduction cavity installs the assembly pipe for with multiple sets of heat conduction cavity communication, the assembly pipe is U type structure, and the end of heat conduction cavity is installed with liquid inlet pipe and liquid outlet pipe respectively, and one end of liquid inlet pipe and liquid outlet pipe is connected with circulating pump box. It has realized to make edge computing device machine case protection structure can be suitable for wide temperature environment, has effectively improved the heat dissipation effect, has strengthened the adaptability of equipment to wide temperature environment.

The present application relates to photovoltaic power generation integrated technical field, and disclose a kind of breath type cooling double waterproof unit photovoltaic power generation integrated roof system and process, the system includes several unit modules and roof structure;The unit module includes metal roof panel and at least two thin-film photovoltaic panels arranged in series, the length direction of the thin-film photovoltaic panel is fixedly connected along the top end of metal roof panel wave crest by structural adhesive, the gap between the two adjacent thin-film photovoltaic panels is sealed by weather-resistant sealant to form double waterproof, the lower surface of the thin-film photovoltaic panel and the wave valley area of the metal roof panel are enclosed to form breath type cavity extending continuously along the length direction of metal roof panel, form chimney effect to quickly export heat, effectively reduce the temperature of thin-film photovoltaic panel, guarantee power generation efficiency, achieve excellent heat insulation.The breath type cooling double waterproof unit photovoltaic power generation integrated roof system and process have the advantages of factory modular assembly processing, on-site rapid installation, improving building assembly rate, etc.

The utility model belongs to the technical field of frequency converter heat dissipation, especially relates to a frequency converter water cooling heat dissipation device, including heat exchanger, expansion tank, water pump, outlet water line, water cooling plate, backwater line, fan, outlet water line is connected with expansion tank, outlet water line is connected with water cooling plate, water cooling plate is connected with backwater line, backwater line is connected with heat exchanger, heat exchanger is connected with expansion tank through pipeline, water cooling plate is fixedly connected with frequency converter, the fan sets up in the outside heat exchanger, and the heat of heat exchanger is blown to the outside cabinet. Advantages are: flexible and reasonable structure, the water cooling plate and frequency converter can be integrated design, according to the frequency converter installation environment and heat dissipation demand adjustment water cooling plate and the arrangement of pipeline, can satisfy the need of compact structure layout, save space. The heat dissipation device is small, adopts integrated design to make this water cooling heat dissipation system be able to adapt to various space limited installation environment, especially suitable for using in compact industrial equipment.

The application provides a phase change heat storage composite superhard abrasive grinding wheel, which comprises a grinding wheel base and abrasive materials arranged on the outer periphery of the grinding wheel base. An annular cavity is arranged on the near-outer end region of the grinding wheel base. A heat dissipation fin is arranged in the annular cavity. The inner end and both side ends of the heat dissipation fin are in contact with the grinding wheel base. The outer end of the heat dissipation fin extends to the outer wall surface of the annular cavity but does not contact the outer wall surface. The outer wall surface of the annular cavity is provided with a layer of foamed metal. A working medium is injected into the annular cavity. The phase change heat storage composite superhard abrasive grinding wheel has the advantages of high heat transfer coefficient, large heat capacity, good structural strength and effective regulation and control of the temperature of the grinding arc region.

The utility model discloses a kind of forklift gantry conveying welding positioner, comprising: head-tail positioner, variable position overturning conveying mechanism is installed on the head-tail positioner, multiple gantry clamping mechanisms and multiple conveying cylinders are installed on the conveying mechanism, and the conveying cylinder is fixedly installed with pneumatic clamping mechanism for clamping gantry below. Forklift gantry is conveyed by conveying cylinder on the head-tail positioner on conveying device, different kinds of forklift gantry are fixed by independently controlled gantry clamping device, and welding in multiple positions is realized by driving device overturning positioner, so that conveying, quick clamping, overturning positioner welding of forklift gantry are realized in same station. In addition, the utility model is simple in structure, meets the forklift gantry quick conveying and positioner welding simultaneously, meets the requirement of simple, fast, reliable debugging installation.

The utility model relates to evaporator technical field, and disclose a kind of low temperature composite evaporator, including connecting plate, fixed plate, conduction copper pipe, fixed plate both ends thread connecting plate, its front and rear are equipped with multiple conduction pipe, conduction pipe both ends connect connecting plate, on sleeve conduction fin, inner intercalation conduction copper pipe, connecting plate outside thread is equipped with protective shell, conduction copper pipe both ends connect refrigerant inlet, outlet and pass through protective shell, when working, low temperature low pressure liquid refrigerant is entered conduction copper pipe through inlet, absorbs conduction pipe and fin heat and evaporates into gaseous state after from outlet, the conduction fin on conduction pipe increases heat transfer area, strengthens heat exchange, cooled medium flows outside evaporator, realizes cooling by fin and conduction pipe surface, connecting plate and fixed plate thread and bolt connection ensure structure stability, protective shell protection assembly, optimize airflow, the connection of support plate and connecting plate, mounting plate and support plate, make equipment easy to install, disassemble and maintain, can stable high-efficiency refrigeration.