57results about How to "Improve elastic deformation ability" patented technology

The invention provides a floating radio frequency connector and an elastic body thereof, and belongs to the technical field of coaxial connectors. The floating radio frequency connector comprises a fixed outer conductor, a floating outer conductor, a floating insulator and a floating inner conductor, the floating inner conductor comprises a contact body and an elastic body, the contact body is fixedly installed in the floating insulator, the elastic body comprises a welding foot part and a deformation part, at least part of the deformation part is of a spiral structure, and the welding foot part is located at one axial end of the deformation part. The contact body is located at the end, axially away from the welding foot part, of the deformation part, and the contact body and the elastic body are of a split structure or an integrated structure. The elastic body of the floating radio frequency connector comprises the elastic body. According to the invention, the deformation part of the floating inner conductor is designed into a spiral structure, so that the elastic deformation capability of the deformation part in each direction is enhanced, and the problems of fatigue fracture and connection failure of a welding pin and a substrate are avoided.

The invention discloses a preparation method of an elastic warm-keeping woolen fabric, and relates to the technical field of fabrics. Disulfide bonds among wool fabric fiber peptide chains are opened by utilizing hydrothioacetic acid under the assistance of high temperature, so that binding force among molecules is reduced, then the disulfide bonds are randomly combined under the action of an oxidizing agent to form a curled state, the fabric is indirectly endowed with the elastic property, and the warm-keeping and breathable effects are achieved; then, plasma is used for generating an etching effect on the fiber surface, scales are stripped, oxygen-containing and nitrogen-containing polar groups are introduced, so that the elastic deformation capacity of the fiber is improved, more grooves are formed in the fiber surface along with the increase of the pressure intensity, then nano-zinc oxide is used for filling, and a soybean hollow fiber membrane is compounded, so that the elastic deformation capacity of the fiber is improved. Meanwhile, the zinc oxide particles are fixed on the woolen cloth fibers, infrared rays of a human body are shielded, heat loss is reduced, and therefore the heat retention property of the fabric is improved.

The utility model relates to the field of a windshield structure of a track model, and discloses a sealed connection type simulation windshield of a track model, which comprises a fixed frame door, a connecting frame and an elastic sheet which are arranged at the end part of a carriage or the end part of a locomotive reconnection, and the connecting frame is positioned on one side of the fixed frame door facing the outside; a connecting buckle is arranged on the side, facing the fixed frame door, of the connecting frame, a hook claw is arranged at the tail end of the connecting buckle, the hook claw penetrates through an avoiding notch formed in the fixed frame door and then hooks the fixed frame door, the connecting buckle is limited by the avoiding notch to move in the vertical direction, and the connecting buckle can deflect in the horizontal direction. The elastic piece is located on the side, facing the interior of the compartment or the locomotive reconnection unit, of the fixed frame door, at the beginning, the hook claw hooks the fixed frame door, the elastic piece makes contact with the hook claw, the windshield is arranged on the side, facing the outside, of the connecting frame, the windshields on the two adjacent compartment or locomotive reconnection units make contact with each other, close contact is still kept during turning, and no gap is generated. And the simulation degree is higher.

The utility model relates to a rubber tapping equipment technical field, especially in kind of tree -hugging guide rail for rubber tapping machine. The prior art has solved the problem of unstable adhesion limit, big feeding resistance and inadaptability of working condition and easy to wear and tear and breakage of insufficient elasticity of tree -hugging guide rail caused by irregular surface of the trunk. Including: guide rail body, the arc structure of adapting the circumference of rubber tree, the tooth, the tooth is along the outer periphery of guide rail body setting, is used for with the gear of rubber tapping machine drive part engages, realizes the circumferential feeding movement of guide rail, limiting portion, limiting portion is along the inner periphery of guide rail body interval distribution, limiting portion forms and protrudes the protruding piece of the direction of rubber tree by guide rail body, and the protruding piece is used for with rubber tree surface abutment limit, top retreats the boss, top retreats the boss setting in adjacent limiting portion between, is used for pushing the irregular recess of tree body. Have realized "stable adhesion, smooth feeding, self -adaptation regulation's " effect.

The invention relates to a test probe arrangement (1) for making electrical contact of, in particular, multi-pole contacts, comprising a carrier part (2) having at least one guide opening (4), in which the test probe is mounted in a longitudinally displaceable manner, and comprising at least one test probe (5), the test probe (5) having a cylindrical housing (6), one or more, in particular pin-shaped contact elements (7) are arranged in the housing, each having a contact end (8) for contacting a contact piece, the housing (6) having a guide section (11) movably mounted in the guide opening (4) and a contact section (9) spaced apart from the guide section, and the contact end (8) being assigned to the contact section (9), wherein a spring element (810) is preloaded between the contact section (9) and the carrier part (2) and the spring element (810) adjoins the guide section (11) on the housing (6), an axial stop (12) is formed on the side of the carrier part (2) facing away from the spring element (10), which axial stop interacts with the carrier part (2) against the spring force of the spring element (10), wherein the maximum rotation and / or inclination angle of the test probe (5) relative to the carrier part (2) is defined by a guide opening (4) and a guide section (11), for which purpose the guide opening (4) and the guide section (11) each have a cross-section with at least one straight line, in particular a polygonal cross-section, and wherein the guide section (11) and the guide opening (4) are designed such that the test pin (5) can be pivoted in at least one sliding position relative to the carrier part (2). According to the invention, a transition section (17) is formed between the guide section (11) and the axial stop (12), said transition section (17) having a circular cross-section, the diameter of which on the one hand is at most as large as the minimum diagonal of the cross-section of the guide opening (4) and on the other hand is at most as large as the minimum diagonal of the cross-section of the axial stop (12). And on the other hand is smaller than the maximum diagonal of the cross section of the guide section (11) and larger than the minimum diagonal of the cross section of the guide section (11), so that the transition section (17) only partially radially protrudes beyond the guide section (11) when viewed from the periphery thereof.

This utility model relates to vehicles, specifically providing a differential, a vehicle transmission assembly, and a vehicle, aiming to solve the problem of excessive internal oil pressure affecting the sealing effect of the oil seal in the differential. To this end, the differential of this utility model includes: a support base with a first through hole, the inner wall of which has an annular groove; an input shaft; and an adjusting ring disposed within the annular groove, with a clearance fit between the adjusting ring and the inner wall of the annular groove, allowing oil to flow through the gap on both sides of the adjusting ring. This utility model, by setting an adjusting ring within the through hole of the differential support base and ensuring a clearance fit between it and the inner wall of the annular groove, achieves free flow of oil under normal operating conditions; when a large oil pressure difference occurs on both sides of the adjusting ring, the adjusting ring automatically adheres to the inner wall of the annular groove under pressure, promptly sealing the gap and effectively isolating the oil flow. This structure can dynamically adjust the internal oil pressure of the differential without changing the original arrangement.

This invention belongs to the field of foundation pit support technology, specifically relating to an adjustable foundation pit engineering support structure. It includes support units, each comprising a support base plate and a support frame plate. The support base plate rests against the foundation pit wall, and the support frame plate is connected to the support base plate via an adjustable support. A cross bracing device supports the support frame plates of two support units in opposite directions, and the two support units are mutually supported by the cross bracing device, with the adjustable support buffering the deformation pressure of the foundation pit wall. Support units in the same direction are spliced ​​together. This invention provides an adjustable foundation pit engineering support structure, employing an adjustable support structure that forms a recoverable elastic support system between the support base plate and the support frame plate. After pressure is unloaded, it can return to its original shape, improving the durability and reusability of the support structure.

The utility model discloses a fisheye needle applied to a welding-free terminal, which comprises a functional area, and the fisheye needle is sequentially divided into a terminal strength area, a retention area, a transition area, an insertion area and a pre-insertion area by the functional area along the insertion direction of the fisheye needle; the surface of the fisheye needle is concaved to form the inner concave pits, the inner concave pits span the transition area and the insertion area, the two inner concave pits extend in opposite directions, and a central rib sheet is formed between the bottom surfaces of the two inner concave pits; the width of the fisheye needle is gradually reduced from the transition area to the retention area; the width of the fisheye needle is gradually reduced from the insertion area to the pre-insertion area; and the width of the central rib sheet is gradually reduced from the center to the two ends. According to the fisheye needle, the design that the two oppositely-sunken inner pits are separated by the central rib sheet is adopted, so that the fisheye needle has both hardness and elasticity.

The utility model relates to a sun visor restorer, a sun visor assembly and an automobile. The sun visor restorer comprises a sun visor restorer rotating shaft, a sun visor framework body, a contact piece, a cam and an elastic piece, and the sun visor framework body rotates around the rotating shaft; the contact piece is movably installed on the sun shield framework body. The cam is installed on the rotating shaft, the cam is provided with a positioning working face and a reset working face which are used for abutting against the contact piece and are connected with each other, the reset working face sinks towards one side away from the contact piece, and the contact piece can be switched between the positioning working face and the reset working face; the elastic piece is used for driving the contact piece to abut against the cam. According to the technical scheme, when the contact piece moves to the positioning working face under the action of the elastic piece, the elastic potential energy is large at the moment, and the sun shield can be stably suspended at any adjusting angle within the adjusting range; and during upward resetting, the contact piece moves to the resetting working surface at a specific angle, and the elastic piece pushes the contact piece to continuously move on the resetting working surface, so that an automatic resetting function is realized.

The invention belongs to the technical field of umbrella-shaped vacuum ceramic tube shells, and particularly relates to a preparation process of an umbrella-shaped vacuum ceramic tube shell, which comprises the following steps: firstly, designing a die sleeve; the die sleeve is made of an organic elastic material, and corrugations are prefabricated on the inner circular surface of the die sleeve; the steel mold core is arranged in the mold sleeve, and a cavity area formed by the steel mold core and the mold sleeve is filled with aluminum oxide powder; covering a steel plug on the upper side of the alumina powder to form a to-be-pressed whole; the whole to be pressed is subjected to isostatic pressing forming, the die sleeve and the aluminum oxide powder are compressed and formed towards the center of the steel die core at the same time through the corrugated shape of an inner cavity of the die sleeve under the applied pressure, and a blank piece is formed; after isostatic pressing is finished, pressure relief is started, and the steel mold core, the blank piece and the mold sleeve rebound; and removing the steel plug, and taking out the formed aluminum oxide blank to obtain the umbrella-shaped vacuum ceramic tube shell. The problem that in existing machining, turning is needed, and the quality of finished products cannot be guaranteed is solved.

This utility model relates to the field of electronic control device technology, specifically to a relay. The relay includes a magnetic rotating component and an auxiliary moving contact. The magnetic rotating component has an assembly structure, which includes a connecting section and a limiting part. One end of the connecting section is connected to the magnetic rotating component, and the other end is connected to the limiting part, with a gap between the limiting part and the magnetic rotating component. The auxiliary moving contact has an assembly hole, including a first through hole and a second through hole, which communicate with each other. The limiting part can pass through the first through hole, allowing the connecting section to move relative to the auxiliary moving contact in a direction away from the first through hole to the second through hole, and confining the auxiliary moving contact between the limiting part and the magnetic rotating component. The assembly process is simple and improves assembly efficiency.

The utility model discloses a kind of silver-plated ring package's FFC flat cable, belong to FFC flat cable technical field.This kind of silver-plated ring package's FFC flat cable, including flat cable body and prevent loss subassembly, flat cable body includes upper insulating layer, the lower side of upper insulating layer is provided with lower insulating layer, wire rod is installed between upper insulating layer and lower insulating layer, the inside of the two ends of upper insulating layer and lower insulating layer is all set with slot, the inside of four slots is all provided with silver-plated layer;Prevent loss subassembly includes top bellow and bottom bellow, top bellow is set in the top surface of upper insulating layer, bottom bellow is set in the bottom surface of lower insulating layer, top bellow and bottom bellow are all in organ style, top bellow and bottom bellow are PTFE material or PP material, the maximum tensile length of top bellow and bottom bellow is greater than the length of flat cable body, the utility model can effectively prevent bending and prevent loss protection to FFC flat cable, with higher practical value.

The invention relates to the technical field of lithium ion storage battery processing, and provides an anti-deviation conveying device for processing a lithium ion storage battery, the anti-deviation conveying device comprises a base, a conveying belt is mounted at the top end of the base, the conveying belt is connected with the output end of a driving motor through a transmission assembly, and guide plates are mounted at the two ends of the top of the conveying belt; a guide plate is arranged on the base, the guide plate is connected with an adjusting mechanism, vertical plates are installed at the two ends of the top of the base, a deviation rectifying mechanism is arranged on the vertical plates, and the deviation rectifying mechanism comprises a support installed on the vertical plates and a laser displacement sensor installed on the support. According to the lithium ion storage battery deviation correcting device, the laser displacement sensor is arranged, the position of a lithium ion storage battery is detected through the laser displacement sensor, information is transmitted to the single-chip microcomputer, during deviation, the single-chip microcomputer processes the information and transmits the information to the fixed motor, the fixed motor is started, the threaded rod rotates, and the movable frame drives the deviation correcting plate to move; and the aim of rectifying the deviation of the lithium ion storage battery is fulfilled.

The utility model discloses a power terminal and power connector, this power terminal includes main part and integrative forming in the first contact arm and second contact arm of main part both sides and the distribution of facing, the first contact arm and second contact arm between form have clamping guide space, the main part is flat, the first contact arm is from the side of main part and extends and is bent to form to the upside, the second contact arm is from the other side of main part and extends and is bent to form to the upside. The utility model sets up the main part of power terminal into flat, and the root of first contact arm and second contact arm respectively extends to the both sides of main part, makes the force arm support point distribution of first contact arm and second contact arm in the both sides of main part, can make the force arm of first contact arm and second contact arm be long enough to have better elastic deformation ability under the condition that the total height of power terminal is limited, satisfies the customer use requirement.

The utility model discloses a kind of high sealing property electric meter box, including box and door, box is provided with container groove, door is movably arranged on box, lock body structure is arranged between door and box, the circumferential direction of the inner wall of container groove is provided with baffle, baffle is close to the opening of container groove and is provided with the circumferential direction of sealing edge on baffle, sealing edge inner wall, baffle top wall and the inner wall of container groove opening are combined to form sealing groove, the circumferential direction of the inner wall of door is provided with plug for being placed into sealing groove when door cover is set on box, the clearance cooperation of the outer peripheral wall of plug and the inner wall of container groove opening forms sealing gap, sealing element is arranged in sealing gap, pre-tightening piece for being linked with sealing element to apply pre-tightening force to sealing element to make sealing element and plug seal cooperation is provided on box.The utility model solves the problem that the sealing strength between the door of traditional electric meter box and box is low, which leads to the invasion of dust, liquid and other impurities from outside into the box, causing erosion of electronic components.

The utility model relates to the technical field of conveying and supporting devices, in particular to an extrusion conveying and supporting device based on an MPP cable protection pipe, which comprises a supporting frame, a V-shaped fixing seat is fixedly connected to the top end of the supporting frame, and supporting and conveying assemblies are fixedly welded to two sides of the V-shaped fixing seat; the supporting conveying assembly comprises a supporting cylinder, supporting ribs are fixedly connected to the inner side of the supporting cylinder, a spherical seat is fixedly connected to the inner sides of the supporting ribs, a supporting ball head is rotationally connected to the center of the top of the spherical seat, a cleaning mechanism is fixedly connected to the outer side of the top of the spherical seat, and the surface of the cleaning mechanism is sleeved with a contraction ring mechanism. According to the MPP cable protection pipe conveying device, through the arrangement of the supporting conveying assembly, the cleaning mechanism and the contraction ring mechanism, sharp chippings on the surface of a supporting ball head can be effectively cleaned, abrasion is reduced, the service life of the device is prolonged, and stability and accuracy of an MPP cable protection pipe in the conveying process are guaranteed.

The utility model belongs to the technical field of rearview mirrors, and particularly relates to a driving assembly of a rearview mirror folding mechanism with a collision protection function, a foldable connecting piece comprises a supporting sleeve, a rotating disc, a connecting part, an elastic connecting piece and an elastic reset piece, the rotating disc rotationally installed in the supporting sleeve is fixed to the output end of the driving motor, the connecting part is fixed to the edge of the rotating disc, the elastic connecting piece is arranged between the connecting part and the rearview mirror body, and the elastic reset piece is fixed between the rearview mirror body and the rotating disc. Therefore, the elastic connecting piece can be conveniently connected with the rearview mirror body and the rearview mirror base, the elastic connecting piece can be conveniently separated after the rearview mirror body is subjected to overlarge external force, and the situation that the driving assembly used for driving the rearview mirror body to rotate is damaged after the rearview mirror body is impacted by the external force is avoided; therefore, the driving assembly has the collision protection performance.

The anti-cracking all-steel movable floor veneer comprises a wear-resisting layer, a supporting layer, a buffering layer and an adhesive layer which are sequentially arranged from top to bottom, the buffering layer is made of elastic materials, a plurality of meshes are formed in the buffering layer, the supporting layer is fixed to the upper side face of the buffering layer, and the adhesive layer is fixed to the supporting layer. The adhesive layer is provided with meshes identical to the buffer layer and is correspondingly attached and fixed to the lower side face of the buffer layer, and the lower end of the adhesive layer is attached and fixed to the floor. The buffering layer and the adhesive layer which are in the shape of the screen plate are arranged between the supporting layer and the floor, so that the buffering layer and the adhesive layer can generate elastic deformation to absorb stress between the supporting layer and the floor, and the cracking risk of the supporting layer and the wear-resistant layer is reduced.

The utility model relates to anti -collision device technical field, and disclose a kind of industrial equipment anti -collision device with buffering function, including connecting block, the quantity of connecting block is two, and two connecting blocks are fixedly connected with slide bar between it.The industrial equipment anti -collision device with buffering function, when external object impacts this anti -collision device, first contact the elastic plate of anti -collision plate surface, and elastic plate absorbs part of impact energy, and remaining impact force is transmitted to rectangular block, and rectangular block is stressed, drives second hinged link to rotate around hinged block, and hinged block synchronously drives first hinged link to rotate, impact force is converted into rotary force, and two sliding blocks are slid along slide bar to fixed block, impact force conduction dispersion is realized, sliding block extrudes spring, and spring compression deformation absorbs residual energy and generates reverse elastic force to slow down sliding, complete second stage buffering, after impact force disappears, spring resets and pushes sliding block to slide reversely, and drive each component to return to position.

This invention provides a straw-pressing bottle, relating to the field of press container technology. It includes a bottle body, a pressing head at the bottle opening, and a straw connected to the pressing head. A disc-shaped base is fixed to the end of the straw. The diameter of the disc-shaped base is larger than the outer diameter of the straw but smaller than the inner diameter of the bottle body. The bottom surface of the disc-shaped base has a contact surface with a curvature matching the inner surface curvature of the bottle body's bottom. The disc-shaped base has a hollow buoyancy cavity inside, the volume of which is configured to provide buoyancy for the semi-solid material in the bottle, allowing the disc-shaped base to float above the surface of the semi-solid material. The straw is made of a flexible material and has a bending allowance to float with the disc-shaped base. This invention, through the coordinated design of the disc-shaped base and the flexible straw, enables the straw end to automatically follow changes in the liquid level of the semi-solid material, effectively sealing and concentrating the semi-solid material, significantly reducing residue inside the bottle, and improving dispensing efficiency and user experience.

The utility model discloses a pipe fitting structure convenient to connect relates to pipe fitting connection field, including pipe fitting one, the pipe fitting one end is inserted with pipe fitting two, the pipe fitting one and pipe fitting two between the insertion have connecting piece for the pipe fitting one and pipe fitting two inner wall jacking, the connecting piece is by top rhombic frame, middle straight pole section and bottom cross section three part constitutes. Advantageous effect lies in: connecting piece adopts top rhombic frame, middle straight pole section and bottom cross section's integrated structure. Bottom cross section is X shape structure, utilizes barb principle and pipe fitting one inner wall close contact, forms stable radial support after inserting, effectively prevents connecting piece in pipe fitting one and slide or fall off. Top rhombic frame width is greater than pipe fitting one inner diameter, and after the contact with pipe fitting two inner wall, produces elastic top tight force, realizes pipe fitting two and connecting piece's firm cooperation, has enhanced the integral anti -vibration of pipe fitting one and pipe fitting two after connection obviously, avoided traditional insertion structure's loose problem.

The utility model provides a car lamp decoration cover and a car. The car lamp decoration cover comprises a decoration cover body and a driving mechanism. Wherein the trim cover body is arranged on an automobile body and shields a through hole through which automobile lamp light rays penetrate, the trim cover body is provided with a first part and a second part which are adjacently arranged, and the trim cover body is installed on the automobile body through the first part. And the driving mechanism is arranged between the second part and the first part or the vehicle body and can drive the second part to be folded towards one side in the vehicle relative to the first part so as to open part of the through hole. According to the car lamp decoration cover, when a car runs at a low speed or stops statically, the through hole can be closed, and the delicate feeling of the whole car is improved. The trim cover body is provided with the first part and the second part, and the driving mechanism capable of driving the second part to be folded towards one side in the vehicle relative to the first part is arranged, so that when the vehicle runs at a high speed, part of the through holes can be opened, wind resistance can be reduced or parts such as a brake disc can be cooled, and energy consumption of the whole vehicle is reduced.

The present invention belongs to the field of petrochemical industry, and particularly relates to a heat-resistant and salt-resistant polymer microsphere, and a preparation method and application thereof. The present invention uses modified dendritic mesoporous silica loaded with copper oxide quantum dots as the core, and prepares heat-resistant and salt-resistant polymer microspheres with a quasi-hollow structure through an inverse emulsion polymerization process. The polyacrylamide microspheres prepared by the present invention have good dispersibility and water swelling properties, and can be directly prepared from the sewage of the oil field to obtain a working fluid for injection for profile adjustment, and can be used in the middle and late stages of oil field development. The quasi-hollow structure not only improves the elastic deformation ability of the microspheres, but also the internal loose structure can effectively absorb and disperse the expansion tension on the surface, prevent the microspheres from breaking, and improve their stability under high temperature and high salt conditions, which can meet the field operation requirements of increasing crude oil recovery such as water plugging, deep profile adjustment and displacement in oil field production.

The utility model provides a stainless steel integrated rubber magnetic strip installation structure which comprises a first glass door and a second glass door, and the first glass door comprises a first magnetic strip installation base, a first magnetic strip, a first stainless steel connecting piece and a first glass buckle piece. The second glass door comprises a second magnetic strip mounting seat, a second magnetic strip, a second stainless steel connecting piece and a second glass buckling piece; a first magnetic strip mounting seat body in the first glass door is provided with a hollow cavity, a second magnetic strip mounting seat body in the second glass door is almost of a solid structure (without a second magnetic strip mounting seat), and the hollow cavity and the second magnetic strip mounting seat body form a structural form that the hollow mounting seat and the solid mounting seat are matched. In this way, in the relative opening or closing process of the first glass door and the second glass door, due to the fact that the cavity of the first magnetic strip installation base body is of the hollow structure, when the first magnetic strip installation base body is extruded by the second magnetic strip installation base, formed resistance is smaller, opening or closing of the glass doors is smoother, and the experience feeling of a user is also improved.

The utility model relates to fire -fighting system technical field discloses a kind of heptafluoro-propane foam fire extinguishing devices of external storage pressure formula, including support frame, the support frame outer wall is fixedly connected with baffle, the baffle is elastically connected with electric heating wire A by spring A, the baffle outer wall is hinged with switch door, the switch door is elastically connected with electric heating wire B by spring B, the switch door outer wall is fixedly connected with knob. In the utility model, the heat generated by electric heating wire is transmitted to the inside of bottle body, nitrogen is heated, nitrogen molecule thermal motion is intensified after heating, the frequency and strength of molecular impact bottle wall are significantly improved, nitrogen pressure is quickly restored to normal working range, ensure that the device can still maintain good performance in cold weather and other low-temperature scenarios, complete fire extinguishing operation stably, improve the environmental adaptability and reliability of the device, provide key protection for fire safety in low-temperature environment, effectively avoid fire extinguishing failure risk.

The utility model relates to the technical field of corrugated pipes, and discloses a compressor corrugated metal hose which comprises a corrugated pipe, connecting pipes are fixedly connected to the two ends of the corrugated pipe respectively, flange plates are connected to the ends, away from the corrugated pipe, of the connecting pipes, the outer side of the corrugated pipe is sleeved with a wear-resisting sleeve, the outer side of the wear-resisting sleeve is sleeved with a net sleeve, and the net sleeve is sleeved with a rubber sleeve. The two ends of the outer wall of the net sleeve are each sleeved with a first pipe hoop. According to the corrugated metal hose for the compressor, the corrugated pipe, the flange plate, the connecting pipe, the net sleeve, the wear-resistant sleeve and the spinning threads are matched, the original bending deformation performance of the corrugated pipe cannot be affected, antibacterial silk threads 602 in the wear-resistant sleeve 5 contain China hemp fibers, and the China hemp fibers are rich in various natural antibacterial microelements, so that bacterium breeding can be effectively inhibited; bacteria are not easy to breed in the wear-resistant sleeve 5, and the probability of corrosion in a humid environment is reduced, so that the effect of prolonging the service life of the corrugated metal hose of the compressor is further enhanced.

This invention relates to the field of rare earth electrolysis processes, specifically to an oxide feeding control system and its control method, comprising: an oxide feeding device and a control module. The oxide feeding device includes a first hopper and a second hopper located below the first hopper. A control valve is installed between the first and second hoppers. A feeding mechanism is installed below the second hopper, and a loss-in-weight detection scale is installed at the bottom of the second hopper. The control valve includes a valve body, a drive motor, and a transmission component. A valve core is connected to the end of the transmission component. A spring is installed on the side wall of the valve body located below the valve core. A first vibration sensor is provided at one end of the spring near the side wall. The control module is electrically connected to the drive motor, the loss-in-weight detection scale, the first vibration sensor, and the second vibration sensor. When the second hopper is filled to more than 70% of the target weight, the speed of the motor auger is reduced. This invention reduces the impact on the sensors to an acceptable range, thereby achieving precise control.

The present invention provides a curved bag type vibration isolation foot pad, comprising a rigid base, a rigid top seat and an elastic body sealed between the rigid base and the rigid top seat, a closed space is formed between the elastic body and the rigid base and the rigid top seat, an air nozzle for inflating or deflating the closed space is provided on the rigid base, the rigid top seat or the elastic body, and a curved air bag protruding outward is provided on the elastic body. The present invention adopts the above structure, and can be directly supported and connected with the bottom of the compressor through the rigid top seat, so that it has a good rigid connection effect, thereby improving the support effect on the compressor, and the elastic body is provided with a curved air bag, thereby improving the elastic deformation ability of the elastic body to improve the adjustment range of its air pressure and expansion degree.

The utility model relates to the technical field of stirrup tools, and particularly discloses a simple stirrup tool which is characterized by comprising a stirrup body, a stirrup groove is formed in the stirrup body, and limiting grooves are formed in the two sides of the stirrup groove; a connector is fixedly arranged on the stirrup body; a handle is arranged at one end of the connector, and a connecting rod is arranged on the handle and is in threaded connection with the connector arranged on the stirrup body. The utility model aims to solve the problems that a stirrup tool is easy to rotate and deviate during stirrup and is not flexible enough.