339results about How to "Meet different needs" patented technology

The invention discloses a cloud edge cooperative control method, which comprises the following steps: establishing a cloud edge cooperative architecture, collecting data by edge nodes, and selecting a corresponding data compression strategy to compress the data; generating an edge-cloud collaborative uploading data stream; the cooperative control layer executes adaptive load balancing based on a cloud-side node state, task characteristics and a network condition which are monitored in real time so as to realize task allocation and scheduling between the cloud and the side; the cloud receives the data stream transmitted by the edge node, decompresses and processes the compressed data according to the metadata information, completes the task and feeds back an execution result; a node performance prediction model is constructed by using system state monitoring information, a task allocation strategy and a resource allocation and data compression strategy are adjusted in real time according to a prediction result, and cloud-side collaborative optimization is realized. Efficient data transmission, flexible task scheduling and self-adaptive resource management are realized, and the performance of the system in a complex and changeable environment is comprehensively improved.

The invention relates to the technical field of medical nursing, in particular to an analysis system based on a data model in the field of neurology nursing. The system comprises a neurology nursing behavior characteristic analysis module, a neurology nursing risk assessment module, a nursing demand and characteristic change rule analysis module and a neurology nursing decision support module. Neurology patient behavior dimension data and neurology nursing record dimension data can be obtained to carry out illness state nursing behavior feature analysis and neurology nursing risk assessment calculation, and a neurology illness state nursing risk assessment value is obtained; the neurology patient nursing demand is obtained, feature change rule mining analysis is carried out, meanwhile, nursing decision support analysis is carried out on the corresponding neurology patient nursing process, a neurology patient nursing decision support suggestion scheme is generated, and corresponding neurology patient nursing decision intervention measures are carried out. The nursing efficiency can be remarkably improved.

The invention relates to the technical field of battery pole piece separation and recovery, and discloses battery roll core positive and negative pole piece separation equipment, which comprises a bottom plate, the bottom plate is provided with battery roll core separation equipment, the battery roll core separation equipment is used for separating and recovering a battery roll core and a battery pole piece, the battery pole piece comprises a positive pole piece, a diaphragm and a negative pole piece, the battery roll core separation equipment comprises an anti-breaking mechanism; and the anti-breaking mechanism comprises a rotating assembly, a driving assembly, a visual detection assembly and connecting assemblies, the rotating assembly is fixedly installed on the upper side of the bottom plate through a support, and the two connecting assemblies are fixedly installed on the rotating assembly. According to the invention, the purpose of carrying out multi-stage auxiliary driving separation operation on the old pole piece is realized, the power of the auxiliary belt and the auxiliary driving fulcrum are adaptively regulated and controlled, the break angle of the pole piece is automatically adjusted, the separation tension of the pole piece is automatically adjusted according to the old degree of the pole piece, and the possibility of breakage of the pole piece is greatly reduced.

The invention provides a full-biodegradable film and a preparation method thereof. The film comprises the following raw materials: PLA, PBAT, calcium carbonate, an epoxy chain extender and zinc stearate. The preparation method of the film comprises the following steps: (1) modifying calcium carbonate with zinc stearate to obtain active calcium carbonate; (2) mixing activated calcium carbonate and PBAT, melting and granulating to obtain a one-step modified material; (3) carrying out melt blending on an epoxy chain extender and PLA to obtain a second-step modified material; (4) carrying out melt blending on the first-step modified material and the second-step modified material to obtain a PLA / PBAT / calcium carbonate composite material; and (5) adopting the PLA / PBAT / calcium carbonate composite material, and continuously blowing the PLA / PBAT / calcium carbonate composite material into a film through a single-screw extruder to obtain the full-biodegradable film. The thin film meets the use requirements of GB / T38082-2019, GB / T21661-2020 and GBT 35795-2017, and the production cost is low.

The invention relates to the technical field of abdomen kneading instruments, and discloses an abdomen kneading instrument which comprises a shell, the shell is provided with an abdomen kneading structure used for massaging the abdomen, the abdomen kneading structure comprises a driving assembly, an abdomen kneading ball and a rotating plate, the driving assembly is used for driving the rotating plate to rotate, the abdomen kneading ball is arranged on the rotating plate, and the driving assembly is used for driving the rotating plate to rotate. A mounting plate is arranged on the shell, a containing groove is formed in the mounting plate, wormwood is arranged in the containing groove, a heating piece is arranged in the containing groove, and the heating piece is used for heating the wormwood to achieve moxa fumigation. According to the abdominal kneading instrument, the wormwood is placed in the containing groove, the heating piece conducts heating treatment on the wormwood, and the function of moxa fumigation can be achieved; the abdomen kneading instrument can achieve the effects of warming channels, dispelling cold, dispelling wind, eliminating dampness and the like on a user through moxa fumigation, the functions of the abdomen kneading instrument are increased, the applicability of the abdomen kneading instrument is improved, and different requirements of the user are met.

The invention relates to the technical field of logistics luggage package sorting, in particular to a luggage sorting and loading method and system and a storage medium. According to the method, the mechanical arm is adopted on the luggage sorting turntable to sort the luggage, and when the luggage is picked up, the action consumption when the luggage is sorted is calculated according to the position of a luggage target trailer, the current position of each piece of luggage, the current position of the mechanical arm, the running speed of the luggage on the turntable and the moving speed of the mechanical arm; and calculating a numerical value by multiplying the action consumption, the sorting deadline and the sorting priority of the luggage by respective coefficients, and taking the luggage corresponding to the minimum numerical value as a priority sorting object. According to the method, an original manual sorting and carrying mode is replaced, the sorting efficiency is improved, and the labor intensity of workers is relieved; and the luggage can be sorted by comprehensively considering the energy consumption, the efficiency and the luggage sorting deadline according to requirements, so that the luggage sorting system has the characteristics of being flexible and changeable and meeting different requirements of users.

The utility model provides a curtain which comprises an upper curtain rod, a lower curtain rod, a first curtain body, a second curtain body, a pull rope and a rope winder. The first curtain body and the second curtain body are oppositely arranged front and back, the first curtain body is a Roman curtain, the second curtain body is a pleated blind or a honeycomb blind, and the second curtain body comprises a plurality of folding units which are sequentially connected up and down; at least part of the folding units in the second curtain body are connected with the first curtain body; the rope winder is fixedly arranged in the upper curtain rod, one end of the pull rope is connected with the rope winder, the other end of the pull rope is connected with the lower curtain rod, and the pull rope is connected with the folding units in the second curtain body at the same time. The curtain is provided with two different types of curtain bodies for users to select and use, so that different requirements of the users are met, and the attractiveness of the curtain can be improved.

The invention discloses an emergency nursing hemostasis auxiliary device, and relates to the technical field of medical appliances, the emergency nursing hemostasis auxiliary device comprises a binding table, a positioning assembly and a hemostasis assembly.A wrapping sticker is pasted on the skin of a patient, blood is absorbed through hemostatic cotton, and the blood is prevented from permeating outwards through an anti-permeation layer; then, an arc-shaped pressing plate is pressed downwards to extrude gas and hemostatic drugs in a closed drug storage cavity formed between the arc-shaped pressing plate and an isolation layer, the gas pushes a film to extend downwards and protrude to be in contact with microneedles for puncturing, and at the moment, the gas drives the hemostatic drugs to flow into a circulation cavity through a hole; a medical worker or a patient can manually press the arc-shaped pressing plate for multiple times to blow air to the circulation cavity through the cavity, the hemostatic medicine is blown to the wound of the patient for multiple times, and the hemostatic effect is achieved. And soft air is blown to the wound of the patient, so that the stuffiness and discomfort of the wound can be relieved.

The invention discloses high-strength gelatin / carbonic acid dihydrazide modified sodium alginate natural polymer hydrogel for 3D printing and a preparation method and application of the high-strength gelatin / carbonic acid dihydrazide modified sodium alginate natural polymer hydrogel. A gelatin solution and a carbonic acid dihydrazide modified sodium alginate solution are blended to obtain gelatin / carbonic acid dihydrazide modified sodium alginate ink; then, the hydrogel subjected to ink 3D printing is sequentially soaked in a CaCl2 solution and soaked in an EDC / NHS solution for cross-linking to be subjected to sequential enhancement treatment, and the high-strength natural polymer hydrogel is obtained. In addition, bioactive factors can be introduced into the 3D printing high-strength natural polymer hydrogel system, so that a bioactive hydrogel stent meeting clinical requirements is prepared. The biological ink A loaded with the growth factor for promoting corneal epithelialization and the biological ink B loaded with the histone deacetylase inhibitor are printed layer by layer through a multi-nozzle 3D printing system, so that the bioactive double-layer hydrogel scaffold can be obtained and used for corneal regeneration. The operation involved in the preparation process of the 3D printing high-strength natural polymer hydrogel is simple and convenient, and the system has high designability and universality.

The invention discloses a construction image-based building progress evaluation method, which is used in the field of building construction, and comprises the following steps of: configuring a wireless communication module of an unmanned aerial vehicle and a meteorological measurement station; acquiring meteorological parameter data and meteorological images; formulating a flight scheme under the abnormal weather according to the abnormal weather in the comprehensive prediction; dark channel defogging is utilized to improve the quality of an abnormal building construction image, and a SegNet deep network is utilized to extract key information of a building progress; comparing the key information of the building progress with the actual progress information, the planned progress information and the historical progress information of the same period in the previous time period; and visually presenting a building progress evaluation result based on the construction image through 3D modeling. According to the method, the time sequence model is established, key features are extracted, the weather condition of the next week is comprehensively predicted, weather planning is made in advance, and corresponding measures are taken to deal with abnormal weather possibly occurring.

The utility model discloses training equipment, and belongs to the technical field of training equipment. The training equipment comprises a first machine body, a second machine body and a locking mechanism, a first locking seat is arranged at the rear end of the first machine body, a rotary connecting part is arranged between the front end and the rear end of the first machine body, and a second locking seat is arranged at the front end of the second machine body; the second machine body is rotatably mounted on the rotary connecting part; when the second machine body is in the opening state and the locking mechanism is in the locking state, the first locking base abuts against the second locking base, and the locking mechanism abuts against the first locking base and / or the second locking base so as to limit the first machine body and the second machine body to rotate close to each other. According to the training equipment, the locking mechanism is arranged between the two machine bodies capable of rotating relatively, a certain interval is formed between the rotating connection position and the locking matching position between the two machine bodies, the locking strength of the locking mechanism can be improved, and the stability of the equipment is improved.

The invention discloses cement bulk equipment and method based on variable discharging, and relates to the technical field of cement bulk, the cement bulk equipment comprises a cement storage warehouse, a feeding assembly is arranged at a discharging port of the cement storage warehouse, the feeding assembly comprises a feeder, and an auxiliary discharging assembly is arranged in a discharging inclined hopper; the top end of the telescopic sleeve is connected with the bottom of the elbow discharger, the bottom face of the telescopic sleeve is fixedly connected with a bulk head, and a vibration discharging assembly is arranged on the top face of the bulk machine platform. The cement bulk equipment and method based on variable discharging have the advantages that caked cement is crushed, blockage in the bulk process is avoided, the discharging speed is adjusted and controlled in real time according to actual needs, different use requirements are met, the cement is pushed in an auxiliary mode in the bulk process, and the cement bulk efficiency is improved. And meanwhile, the inclined discharging hopper vibrates, cement blockage is avoided, and the bulk cement quality and efficiency are guaranteed.

The embodiment of the utility model relates to the technical field of air bags, and particularly discloses an air bag, a pneumatic massage system and massage equipment, the air bag comprises a first sub-air bag, a plurality of second sub-air bags and a plurality of air pipes, the plurality of second sub-air bags are arranged on the surface of the first sub-air bag, and the plurality of air pipes are arranged on the surface of the first sub-air bag along the main deformation direction of the air bag. The sectional area of each second sub-air bag is smaller than that of the first sub-air bag, and the first sub-air bag and each second sub-air bag are independently communicated with each air pipe. By means of the mode, the first sub-air bag and each second sub-air bag are independently communicated with each air pipe, so that each second sub-air bag can be independently inflated and deflated, the multiple second sub-air bags are inflated and deflated in turn according to the preset sequence, different massage modes are achieved, and user experience is improved.

The utility model relates to a power battery protection plate, and a battery pack and a vehicle comprising the same. The protection plate sequentially comprises a first surface layer, a buffer layer, a first adhesive film layer, a metal plate layer, a second adhesive film layer, a honeycomb core layer and a second surface layer from bottom to top. According to the utility model, the multi-structure combination is adopted, so that the bottom guard plate has a gradient energy absorption effect, the shock resistance of the bottom guard plate is improved, and different materials can be combined according to different application scenes to meet different requirements; the thickness of the product has designability, and customized preparation can be achieved according to the requirement of the installation size.

The invention relates to the technical field of vehicles, in particular to an intelligent cabin scene automatic generation method and device, and the method comprises the steps: generating a character string sequence according to vehicle use information, environment information and user preference information; generating a demand scene code according to the character string sequence; judging whether a demand scene matched with the demand scene code exists in a scene set or not, if yes, displaying and adjusting the demand scene, and storing the adjusted demand scene into a scene library and the scene set at the same time; on the contrary, whether a demand scene matched with the demand scene code exists in the scene library or not is judged, if the demand scene matched with the demand scene code does not exist, multiple demand features in the demand scene code are extracted, an expected scene is generated according to the multiple demand features, and the expected scene is stored in the scene library and the scene set at the same time; and otherwise, storing the required scene into the scene set. Therefore, the problems that new functions are added to scenes of an existing intelligent cabin system, coding needs to be carried out in advance, and the functions enjoyed by a user are too limited are solved.

The invention provides an antistatic heat-insulating coating and a preparation method thereof, and relates to the technical field of coatings. The antistatic heat-insulating coating is prepared from polyacrylate, titanium dioxide, antistatic heat-insulating filler, hydrophilic aerogel, diatomite, water and other raw materials, the polyacrylate comprises Vitrimer xylose polyacrylate with a specific structure, the Vitrimer xylose polyacrylate is used as a substrate material of the coating, and the mechanical property, heat resistance, durability and the like of the coating can be remarkably improved; furthermore, the antistatic heat-insulating filler comprises an antistatic heat-insulating composite material which is formed by compounding a light material, polypyrrole and a carbon material, the composite material is prepared by an in-situ polymerization method, and a unique structure that a composite microlayer is formed by compounding the polypyrrole and the carbon material on the surface of the light material is formed; the anti-static heat-insulating composite material and other raw materials in the coating cooperate with each other to act together, so that the prepared coating has good anti-static performance and heat-insulating performance.

A pressure-absorption solid-liquid separator includes a filter, a pressurizing machine is arranged above the rear part of the filter frame, the pressurizing machine has a pressurizing machine belt arranged between the pressurizing machine driving roller and the pressurizing machine passive roller, the pressurizing machine filter cloth is wound around the outer circumference of the pressurizing machine belt, a pressurizing device is installed in the gap between the upper and lower widths of the pressurizing machine belt, the pressurizing device has a plurality of roller groups that can move up and down, each roller group has a plurality of rollers arranged in parallel and perpendicular to the length direction of the pressurizing machine belt, and a roller group pressing device is also provided, each roller group is connected to the roller group pressing device, and a plurality of supporting rollers are arranged at the position corresponding to the roller group under the upper width of the filter belt. The present invention organically integrates negative pressure water absorption and pressurized water squeezing into one device, which ingeniously solves the problem of high moisture content of the product, solves the problem of unsustainable production, and eliminates the unsafe problem caused by high pressure.

The invention discloses a multifunctional composite operating bed, and relates to the field of medical equipment, the multifunctional composite operating bed comprises a bed body, the bed body is movably connected with a support frame, and the bed body is provided with a first long side and a second long side which are opposite; the first part is arranged above the bed body and is connected with the first long edge; the second part is arranged above the bed body and connected with the second long edge, and a containing space is formed between the second part and the first part; the adjusting assemblies are arranged on the bed body, and at least one of the first component and the second component is correspondingly provided with one adjusting assembly, so that the first component and the second component move towards or back to each other to adjust the size of the containing space. According to the technical scheme, the positions of the fixing columns are adjusted through the adjusting assemblies, and the technical problem that an existing operating bed cannot effectively meet different requirements of a user for the operating bed is solved.

The invention provides a multifunctional shower device. The multifunctional shower device comprises a shell part, a constant-temperature valve body and a faucet valve body. The shell part comprises a base and a cover plate; the thermostatic valve body is provided with a cold water inlet pipe, a hot water inlet pipe and a mixed water outlet pipe; the faucet valve body is communicated with the mixed water outlet pipe; the constant-temperature valve body and the faucet valve body are correspondingly mounted in the shell part; the faucet valve body is used for selecting one of the water to the first water path, the second water path and the third water path; the first water path is connected to a lower water outlet piece of the shell piece and is externally connected to a spray gun; the second water path is connected to the other lower water outlet piece of the shell piece and is externally connected to a handheld shower head; the third water way is connected to an upper water outlet piece of the shell piece, and the upper water outlet piece is in butt joint with a shower rod. The shower rod comprises a longitudinal pipe fitting with waist spray water and a transverse pipe fitting externally connected with top spray water; a knob switch of the shower rod is used for selecting a waist shower or a top shower to discharge water; therefore, switching is easy, and different requirements from local washing to whole-body showering are met.

The utility model discloses an automobile wire harness fixing support with an adjustable structure, which comprises a mounting seat and a plurality of groups of fixing seats, mounting feet are arranged at two ends of the bottom of the mounting seat, the fixing seats are slidably connected to the top of the mounting seat, and arc-shaped clamping blocks and arc-shaped clamping blocks are arranged at the top of the fixing seats. An adjusting assembly is arranged on the surface of the mounting base, the fixing base moves in the sliding groove through the sliding block and drives the threaded rod to slide in the open groove through the connecting rod, and therefore the wire harness clamped in the fixing frame can be driven to move by sliding the fixing base, and the fixing position of the wire harness is adjusted according to requirements. After adjustment, a nut on the surface of the threaded rod can be screwed, and under the condition that the nut is continuously screwed, the nut can abut against the mounting base, so that the moving resistance of the threaded rod is increased, the threaded rod cannot move, the fixing base is fixed after adjustment, and different requirements can be met by adjusting the fixing position of the clamped wire harness.

The invention discloses a stock bin transverse moving mechanism and a material taking device. The stock bin transverse moving mechanism comprises a transverse moving driving mechanism, a fixing assembly and a sliding assembly. The fixing assembly is used for bearing the transverse movement driving mechanism and the sliding assembly. The sliding assembly is arranged on the fixing assembly in a sliding mode and used for bearing the stock bin. The transverse movement driving mechanism is arranged on one side of the fixing assembly, connected with the sliding assembly and used for driving the sliding assembly to reciprocate in the first direction. Through cooperative arrangement of the transverse movement driving mechanism, the sliding assembly and the fixing assembly, transverse movement of the stock bin is achieved, the position of the stock bin can be flexibly adjusted, different requirements of different production lines or process steps for material positions are met, and the flexibility and adaptability of the production lines are improved.

The invention belongs to the technical field of long-wave communication antenna systems, and discloses a distributed low-frequency magnetoelectric mechanical antenna transceiver system, which comprises a signal amplifier, a power amplifier, a 1: N-type magnetoelectric power divider and N communication channels arranged according to distributed nodes, the 1: N type magnetoelectric power divider is composed of a magnetoelectric composite material and a coil closely wound outside the magnetoelectric composite material, two wire ends of the coil are led out to serve as power input ports, and the magnetoelectric composite material is of a symmetrical structure composed of a piezoelectric layer and two magnetostriction layers bonded to the two sides of the piezoelectric layer. The piezoelectric layer is cut into N parts along the length direction and N independent power output ports are led out; the N communication channels are composed of N magnetoelectric mechanical antennas and N coils which are correspondingly arranged, and a power output port of each 1: N type magnetoelectric power divider is connected with a piezoelectric layer lead in each magnetoelectric mechanical antenna so as to provide a radiation excitation source.

The invention provides a chip test system and a test method thereof. The test system comprises a test machine, a switch circuit and a bias power supply. The bias power supply is introduced between the to-ground reference end of the chip to be tested and the power ground of the test system, so that the potential of the to-ground reference end of the chip to be tested relative to the power ground is improved, and a voltage difference exists between the grounding end of the test machine and the to-ground reference end of the chip to be tested; therefore, the testing machine can perform reverse testing on the electronic component in the chip to be tested without a negative voltage power supply, and the cost of the testing machine is reduced. Meanwhile, the switching circuit is arranged between the grounding end of the testing machine and the ground reference end of the chip to be tested, and the voltage difference between the ground reference end and the grounding end of the chip to be tested is controlled by controlling the switching circuit to be switched on and switched off, so that the testing structure can meet different requirements of contact testing and high-speed data transmission testing.

The invention discloses a parameter determination method, device and equipment for a distributed Raman optical fiber amplifier and a medium, and the method comprises the steps: determining an optimization objective function of link tail end power configuration of each wavelength channel based on a target application scene of an optical fiber sensing integrated system; solving the optimization objective function by using a simulated annealing algorithm to obtain the optimal link end power configuration of each wavelength channel; and obtaining the target pumping power of each pumping source in the distributed Raman optical fiber amplifier by using a pre-trained neural network model according to the incident fiber optical power of each wavelength channel and the optimal link end power configuration. According to the invention, different requirements of communication and sensing can be met at the same time, and the communication and sensing fusion gain is maximized.

This utility model relates to the field of material management cabinet technology, and more particularly to a detachable partition panel and its tool management cabinet. The detachable partition panel includes a partition body made of stamped steel plate with a grooved shell structure. A first flange is formed at the front end of the partition body, with an extension extending outward from the outer side of the first flange. A second flange is formed at the rear end of the partition body, with a connecting portion on the outer side of the second flange, formed by bending outward from the bottom of the second flange. Third flanges are formed on both sides of the partition body, with symmetrical mounting holes for fastening the partition body. When applied to a tool management cabinet, the partition panel can be detachably installed between the upper and lower storage cabinets. When higher-sized storage is required, the partition panel can be removed, connecting at least two storage cabinets to accommodate taller tools and meet different tool management needs.

The utility model provides a donkey-hide gelatin drying and sterilizing device which comprises a base, a drying cylinder is arranged on the base in a running fit mode, a scraping plate is arranged in the drying cylinder, an air blowing pipe and a plurality of ultraviolet lamp tubes are arranged in the drying cylinder, an air supply pipe is arranged on one side of the drying cylinder and communicated with the air blowing pipe, a plurality of supporting rods are arranged on the scraping plate, and the ultraviolet lamp tubes are arranged on the supporting rods. A placing plate is arranged on the supporting rod, and a plurality of air outlet holes are formed in the peripheral side of the drying cylinder. According to the donkey-hide gelatin block drying device, the blowpipe and the ultraviolet lamp tubes are installed in the drying cylinder, drying and sterilization can be conducted through the blowpipe and the ultraviolet lamp tubes, the drying cylinder can be rotated, and therefore donkey-hide gelatin blocks in the drying cylinder can be turned over conveniently, the drying efficiency is improved, the sterilization effect is guaranteed, a plurality of containing plates can be placed in the drying cylinder, and the drying cylinder is convenient to use. And different requirements can be met through multiple use modes, and the application range of the device is expanded.

The utility model discloses a quick plugging device for drilling, and relates to the field of drilling construction, and the quick plugging device comprises a hard pipe and a soft pipe; the hose is arranged in the hard pipe, the cutting part used for cutting the hose is arranged on the inner circumferential face of the hard pipe, the hose can be cut through the cutting part so that the second material in the hose can be mixed and make contact with the first material in the annular space, then the fully-mixed materials are poured into a drill hole, and the materials can well permeate into fine cracks and permeate along the cracks; broken surrounding rocks are bonded together, so that the effects of reinforcing and plugging are achieved; the quick plugging device can be prefabricated and packaged, meets different requirements, is operated manually, is simple and quick, has the advantage of short hole sealing time, solves the problems of large construction amount, high labor intensity, easy water leakage, easy fracturing, short service life and the like in traditional construction, reduces the labor intensity of workers, can improve the leakproofness and the pressure bearing capacity, and is suitable for popularization and application. And good economic benefits can be obtained.

This application relates to the field of conveying equipment technology, and proposes a tensioning structure and a roller motor. The tensioning structure is used to connect a driving component and a rotating component. Under the drive of the driving component, the tensioning structure can drive the rotating component to rotate around a rotation axis. The tensioning structure includes: a first connecting component, which is connected to the driving component; a limiting component, including a bottom wall and a side wall provided along the periphery of the bottom wall, with an installation groove on the side wall, and the bottom wall is detachably connected to the first connecting component so that the side wall can be sleeved on the first connecting component; and a tensioning component, which engages with the installation groove, with the side of the tensioning component opposite to the first connecting component protruding from the installation groove and abutting against the rotating component. In the above-mentioned tensioning structure, a reliable frictional force is generated between the tensioning component and the rotating component to achieve a fixed connection, thereby driving the rotating component to rotate around the rotation axis. This connection method has low requirements for the shape of the tensioning structure, reduces the requirements for processing accuracy, and solves the technical problems of existing roller and sleeve connection methods that have high processing accuracy requirements and complex disassembly and assembly.

This utility model discloses a regional energy supply system for peak shaving of renewable energy power generation, belonging to the field of energy technology. It includes an energy supply system configured as a multi-heat source heat pump unit, which is connected to a load system, a supplementary energy system, and an energy exchange system. The multi-heat source heat pump unit includes a condenser, a water tank, a compressor, and a heat pump controller. The refrigerant inlet of the condenser is connected to the water tank and the load system, and the refrigerant outlet of the condenser is connected to the compressor, the load system, and the water tank. This utility model efficiently integrates multiple renewable energy sources, achieving stable and flexible energy supply, promoting peak shaving and absorption of renewable energy, reducing power curtailment, and demonstrating good economic and environmental benefits.