40results about How to "Suitable for outdoor work" patented technology

The invention discloses a cable-stayed bridge cable detection robot system which comprises a machine frame. Multiple power climbing mechanisms are arranged on the machine frame and are distributed in the peripheral direction, each power climbing mechanism comprises a power mechanism and two climbing mechanism bodies, the two climbing mechanism bodies are vertically arranged and are connected through a synchronous drive mechanism, each climbing mechanism body comprises rolling wheels capable of rolling on cables, the rolling wheels of one climbing mechanism body are driven to rotate by the corresponding power mechanism, and the synchronous drive mechanism can drive all rolling wheels of the two vertically-arranged climbing mechanism bodies to synchronously rotate. The machine frame comprises multiple sub supporting frames, each power climbing mechanism is installed on the corresponding sub supporting frame, every two adjacent sub supporting frames are connected through a connecting device, and the distance between every two adjacent sub supporting frames can be adjusted through the corresponding connecting device. The cable-stayed bridge cable detection robot system has very high adapbility and can work on the cables different in diameter, the sub supporting frames are connected by using the connecting devices, and overall size adjustment of the robot system is facilitated.

The invention discloses a leaf treatment machine. The leaf treatment machine comprises a rack and a storage barrel on the rack. A crushing unit is arranged in the storage barrel. A material collecting unit is arranged below the crushing unit. An extruding unit is arranged in the material collecting unit. To sum up, the crushing unit is preferably arranged, and the material collecting unit is preferably arranged below the crushing unit; the extruding unit is arranged in the material collecting unit, and the treatment processes of feeding, crushing and compressing of dead leaves can be integrally finished in the leaf treatment machine, and air pollution caused by manual incineration is avoided. The structure is simple, the occupied area is small, and the overall weight is low. The storage space for compressed powdery leaves is greatly reduced, the production cost is reduced, and the leaf treatment machine is simple in overall structure, high in practicability, low in cost and capable of being widely applied to landscape companies and municipal administration maintenance.

The invention provides a sedimentation parabolic multi-point discharging belt type conveyor which is formed by the connection of a conveying section, a sedimentation discharging section, a drive section and a return section in sequence by a closed loop of a conveying belt. The head part of the conveying section is provided with a parabolic diverted roller; a sedimentation diverted roller is arranged in the middle of a sedimentation parabolic gathering sill arranged on the sedimentation parabolic section; and lifting mechanisms are arranged outside two sides of the gathering sill. When loaded material is discharged through a discharging point, the lifting mechanism drives the sedimentation parabolic gathering sill to descend, the sedimentation diverted roller synchronously descends, and the conveying belt is pressed by the sedimentation diverted roller, so that the conveying belt and the sedimentation diverted roller form a declined lower parabolic angle by the parabolic diverted roller, and the material is thrown into the parabolic gathering sill through the parabolic diverted roller. The sedimentation parabolic multi-point discharging belt type conveyor has the advantages that a shorter conveying belt can be provided with a plurality of discharging points; abrasion and scuffing on the conveying belt are prevented; mixed materials and other accidents are prevented; a sealing mechanism can be adopted for outdoor open-air operation.

The invention discloses a portable folding balance. The folding balance comprises a weighing mechanism and a display mechanism which are connected through a connecting rod, wherein the weighing mechanism comprises a weighing case and a power supply, the power supply is fixedly mounted on the lower end surface inside the weighing case, and a storage groove is formed inwards in a position where the weighing case and the connecting rod are connected; the display mechanism comprises a display disc, a telescopic rod and a base rod, one end of the telescopic rod is fixedly connected with the display disc, the other end of the telescopic rod is movably connected with the base rod, the base rod is hinged to the connecting rod, and the width of the display mechanism is matched with the storage groove. The balance can be folded, the portability of the balance as a whole is facilitated, and the balance is applicable to outdoor operations.

The present invention relates to an insulating encapsulation material used for a photoelectric transformer, which is composed by mixing a component A and a component B, the preparation method comprises the following steps: (1) preparing self-made polyol: putting castor oil, hydrogenated bisphenol A, plant oil, C3-C6 dihydric alcohol and a catalyst into a reactor, introducing nitrogen and heating for reflux, cooling and discharging when no reflux is generated; (2) preparing the component A: putting the self-made polyol, an accelerator, an antifoaming agent and an antioxidant in a hybrid reactor, heating and stirring, vacuum dehydrating, cooling to the room temperature and then filtering; (3) preparing the component B: absorbing isophorone diisocyanate into the reactor, introducing nitrogen, heating and stirring, slowly adding the accelerator and the self-made polyol, insulating and then discharging; (4) mixing the component A and the component B and then uniformly stirring, curing at room temperature after vacuum deaeration is carried out. The insulating encapsulation material used for the photoelectric transformer has the advantages of no sensitivity to moisture during the packaging process, low curing shrinking stress, perfect electrical insulation performance after curing, and good cold and heat shock resistance.

The invention discloses a mask with a range broadening function. The mask comprises a mask body and a first one-way air valve arranged on the mask body. Ventilation is conducted on the outer side of the mask through the first one-way air valve and is stopped on the inner side. The mask is characterized in that a second one-way air valve is arranged on the mask body, and ventilation is conducted on the inner side of the mask through the second one-way air valve and is stopped on the outer side; one end of an air pipe is connected with the second one-way air valve in a sealed manner, and the other end of the air pipe communicates with a hollow omega-shaped neck sleeve; and a filter is arranged at each of the two ends of the omega-shaped neck sleeve. According to the mask, the filters are externally arranged and communicated through the air pipe, and the size limit disadvantage is well solved; and furthermore, the two one-way air valves independent of each other are arranged on the mask, the good light and thin performance is kept for the mask body, the filters can be carried more conveniently due to the design of the neck sleeve, and the mask is especially suitable for the outdoor work.

The invention discloses a low-temperature-resistant waterproof charging pile cable, which comprises a conductor formed by twisting a plurality of core wires, and further comprises an outer cover, wherein a braided layer is braided on the surfaces of the core wires, the surface of the braided layer is coated with a middle cover, the surface of the conductor is wound with a water-blocking tape, thesurface of the water-blocking tape is coated with an insulating sleeve, an aluminum-plastic composite tape is attached to the inner wall of the outer cover, a water-blocking material is filled in thealuminum-plastic composite tape and located between the outer surfaces of the insulating sleeve, and the water-blocking tape is prepared by using a polyester non-woven fabric as a base cloth and adding a water-absorbing polymer rubber and a plastic coating material. The invention relates to the technical field of charging pile cables. According to the low-temperature-resistant waterproof chargingpile cable and the production process, the cable body of the low-temperature-resistant waterproof charging pile cable is still soft even when the low-temperature-resistant waterproof charging pile cable is used at the temperature of minus 40 DEG C, so that the low-temperature-resistant waterproof charging pile cable adapts to severe cold environments in northeast China, North America and North European China, waterproofness of the charging cable is improved, and hidden danger of water entering the cable is avoided.

The invention discloses a preparation method of a compound microbial fertilizer suitable for crayfish culture. The preparation method comprises the following steps: step A, performing anaerobic fermentation to obtain anaerobic digestion liquid; step B, dehydrating to obtain biogas residues with the water content of 65-70%; step C, performing aerobic fermentation to obtain an aerobic fermentation material; step D, aging to obtain an organic fertilizer; step E, mixing the manufacturing materials of the compound microbial fertilizer in proportion to obtain a mixed material; step F, granulating: granulating the mixed material to obtain columnar fertilizer particles with the particle size of 3-5mm; step G, drying: drying the columnar fertilizer particles, and cooling to obtain fertilizer particles with the water content of 10-20%; and step H, adding probiotics to prepare the compound microbial fertilizer suitable for crayfish culture. The compound microbial fertilizer is better in water fertilizing effect, and can promote proliferation of diatom after being applied, so that the number of diatom in a water body is higher, and the growth speed of crayfish seedlings is higher. Therefore, the fertilizer disclosed by the invention is suitable for crayfish culture.

The invention discloses a buried pipeline protection plate and a mounting method thereof. The buried pipeline protection plate comprises an upper protection plate, a lower protection plate and a liquid pigment with bright color and luster, middle cavities of the upper protection plate and the lower protection plate are filled with the liquid pigment, the upper protection plate and the lower protection plate are made of thermoplastic plastics with good impact property, bright in color, and the outer surface of the plates display warnings. The buried pipeline protection plate is placed on the upper portion of a pipeline, and the pipeline is protected through blocking of the protection plates with high impact property, colors of the protection plates, warning of the warnings and the liquid pigments stained on an excavation device and the like when the plate is damaged by machinery or labor.

The invention relates to a pushing device, in particular to a pushing device for copper ore sampling. The technical problem to be solved is how to design a pushing device for copper ore sampling whichis small in size, convenient to carry, convenient to use outdoors and low in manufacturing cost. The pushing device for copper ore sampling comprises a mounting seat, a slider, a rectangular shell, bearing seats, threaded sleeves and the like. A guide groove is formed in the bottom of the mounting seat, and the slider is arranged in the guide groove in a sliding manner. A turntable drives an outer pushing rod to push out a rock sample in a coring sleeve. When the outer pushing rod pushes the rock sample in the coring sleeve, the coring sleeve is driven by a moving device to move rightwards and be matched with the outer pushing rod, so that the rock sample in the coring sleeve can be better pushed out. A rock sample in a long coring sleeve can be taken out through the operation of a boosting device. Moreover, the equipment is simple in internal structure, low in manufacturing cost, convenient to carry and suitable for outdoor work.

The invention discloses a portable high-precision automatic rainfall monitoring equipment's precise detection device, which comprises mainly a water storage system, a pump water system, a flow detection unit, a control and display system, and a rainfall device wherein the water storage system conserves a certain amount of clean water and transmits the water to the pump water system; the flow detection unit transmits the liquid media continuously to a water loading unit from a quantitative water pump according to the command of the control and display system, and dispatches the flow data to the control and display system in real time. The control and display system comprises a power supply module, a master control module and a human-machine interface HMI. The portable high-precision automatic rainfall monitoring equipment's precise detection device proposed by the invention caters for the requirements for production and research and is advanced, precise and reasonable to perform accurate detections to an automatic rainfall station so as to increase the accuracy for rainfall monitoring data of sudden geographical hazards and mountain torrent disasters.

The invention relates to the field of power equipment, in particular to a power wireless repeater system suitable for short-distance data transmission. Sensor data on each tower is connected with a router arranged on the tower through a branch wireless repeater, each router is connected with a main wireless repeater through a ZigBee network, and the main wireless repeater transmits the data to a main control module of the repeater through a serial port; the 12V-to-5V voltage reduction circuits of the branch wireless repeater and the main wireless repeater are connected with the 5V-to-3. 3V voltage reduction circuits, the 5V-to-3. 3V voltage reduction circuits are connected with the protection circuits, the protection circuits are connected with a main control board and a signal collecting and receiving module, and the main control board is connected with the signal collecting and receiving module, a TF card module and a 4G sending module. By means of the communication mode, electric power operation data of a certain area can be conveniently transmitted to a remote place in a centralized mode.

The invention discloses a transformer oil paper humidified insulation drying device based on a low-frequency current heating method. The transformer oil paper humidified insulation drying device mainly comprises an outer frame and a low-frequency power supply box, wherein the low-frequency power supply box is fixedly installed on the left part of the top end of the outer frame; a vacuum pump is fixedly installed on the right part of the top end of the outer frame; a protective frame matched with the vacuum pump is fixedly installed on the right part of the top end of the outer frame; an assembly head is fixedly installed on the front side wall of the protective frame, and the assembly head communicates with an air inlet end opening of the vacuum pump in a guided mode; a control panel is installed on the right side wall of the protective frame; and auxiliary frames arranged at equal intervals are installed on the lower parts of the front inner wall and the rear inner wall of the outer frame. The transformer oil paper humidified insulation drying device is reasonable in structural design, and the transformer oil paper humidified insulation drying device can perform live drying and dehumidification operation of electrified low-voltage winding and is more economical compared with a traditional dehumidification device, the heating efficiency is very high, the time consumption is short, and the dehumidification effect is remarkable; and the device is more flexible while the stability is ensured; and on the premise of ensuring the normal operation of auxiliary equipment, the auxiliary equipment is stored in internal space, the space is fully utilized, and the transformer oil paper humidified insulation drying device is suitable for outdoor operation.

The invention discloses a zone-limiting welding power supply applied to the welding field. The zone-limiting welding power supply comprises a content chamber, a gas cylinder fixing position and a driving wheel, wherein the content chamber is enclosed by a front plate, side plates, a back plate, a top plate and a welding bottom plate; the gas cylinder fixing position is positioned on an outer sideof the content chamber; the inside of the content chamber is partitioned into a first chamber, a second chamber and a third chamber which are not in communication with one another in an axial direction toward the top plate by a core support plate and a top layer partition plate which are arranged in sequence in parallel to the direction of the welding bottom plate; the front plate, the back plateand the welding bottom plate are provided with heat dissipation holes respectively; the gas cylinder fixing position is arranged on an end part of the back plate on which the welding bottom plate is arranged; and the top plate is provided with a plurality of flying rings. Through the adoption of the welding power supply, an internal space and an external functional area are partitioned, so that the clarity of the configuration structure is improved, and the internal space utilization rate and the structural working quality is enhanced. At the same time, the driving wheel and the flying rings are used cooperatively, so that the displacement requirements in different environments can be met; the functional implementation of the device is ensured; and the application range of the device is enlarged.