83results about How to "Small running resistance" patented technology

The utility model discloses a novel prop pulling winch, and relates to the technical field of mining equipment, the novel prop pulling winch comprises a base, a vehicle body is arranged on the base, the vehicle body comprises a winding drum, a rope is wound on the winding drum, the novel prop pulling winch further comprises a first-stage cleaning assembly and a second-stage cleaning assembly, the first-stage cleaning assembly is used for cleaning the rope in winding, and the second-stage cleaning assembly is used for cleaning the rope on the winding drum; the first-stage cleaning assembly comprises a concentric-square-shaped piece fixed to one side of the winding drum, the other side of the concentric-square-shaped piece is movably connected with a follow-up brush assembly, one end of a rope movably penetrates through the concentric-square-shaped piece and the follow-up brush assembly and then extends outwards, and the follow-up brush assembly movably abuts against the outer portion of the rope. The secondary cleaning assembly comprises a steel wire roller brush which movably abuts against the winding drum. The problems that in the prior art, after a rope on a winding drum is used for a long time, a large amount of dust or soil is likely to be attached to the rope, the running resistance is increased in the winding or paying-off process, and the service life of the rope is shortened are solved.

The present invention discloses a multi-stage separation drying and dehydrating machine for particulate materials, which solves the technical problems of high energy consumption, poor operation stability and easy damage to materials in existing dehydrating machines. The technical scheme includes a vertical shell and a driving device, wherein the top of the shell is provided with a feed port and the bottom is provided with a discharge port and a drain port, the center of the shell is vertically provided with a rotating shaft connected to the driving device, and one or more stages of drying and dehydrating units connected in series are provided along the axial direction of the rotating shaft, the uppermost drying and dehydrating unit is connected to the feed port, and the lowermost drying and dehydrating unit is connected to the discharge port; the drying and dehydrating unit includes a distribution plate mounted on the rotating shaft and a lantern-shaped filter mounted on the outer periphery of the distribution plate, and the lantern-shaped filter is fixed in the shell via a fixing member. The present invention has a simple structure, low energy consumption, little material damage, a high product qualification rate, good dehydration effect and good operation stability.

The invention provides an elevator sterilizing, ventilating and air-conditioning system and an operation method thereof. The system comprises a power unit, a semiconductor air-conditioning unit, a sterilizing unit, a ventilating unit, a monitoring unit and a control display unit. According to the system, wind power generation is provided through elevator shaft piston wind and the chimney effect during elevator running, cold and heat supply is provided for air in an elevator shaft through the semiconductor refrigerating and heating technology, and meanwhile an elevator car sterilizing, ventilating and filtering device is provided. The invention further provides a method of the sterilizing, ventilating and air-conditioning system for the elevator, normal and efficient work of the system can be guaranteed, multiple functions of ventilating, sterilizing, refrigerating, heating and air conditioning are integrated, meanwhile, the running resistance of the elevator is effectively reduced, and the chimney effect in an elevator shaft can be effectively relieved. In addition, the user can sense real-time air quality data and the number of users of the elevator, the use requirements of the user can be conveniently adjusted, and the high engineering practice value is achieved.

The utility model relates to a dust removal and denitration integrated device for a cement kiln. The dust removal and denitration integrated device comprises an integrated bin, and a rectifying device, a dust removal area and a denitration area which are arranged in the integrated bin, the integrated bin extends in the vertical direction and is sequentially provided with a flue gas outlet, a flue gas inlet and an ash discharging opening from top to bottom, and the rectifying device is close to the flue gas inlet. The dust removal area is arranged above the dust discharge port and provided with a dust collection electrode and a corona electrode, the dust collection electrode comprises an anode frame and an anode plate, and the anode plate is in a long-strip-shaped plate shape and can shake under the action of airflow to conduct self-dust removal. The corona electrode comprises a cathode frame and a cathode wire. The denitration area is arranged above the dust removal area, the denitration area is provided with a plurality of catalyst layers and an ash removal device, the catalyst layers are arranged up and down at intervals, and the ash removal device is used for removing ash on the bottom surface of a denitration catalyst. The dust removal and denitration functions of flue gas are integrated in the integrated bin, the needed occupied area is small, the dust removal area and the denitration area do not need to be connected through an elbow, the internal flow field is smoother, and the system operation resistance is smaller.

The utility model provides a dynamic balance correction device of a liquid metal bearing, which comprises a dynamic balance host and a vacuum chamber, a test support and a speed measurement sensor are arranged in the vacuum chamber, a tool and a stator coil are arranged on the test support, one end of the tool far away from the test support is connected with an X-ray tube anode assembly, and the dynamic balance host is connected with the speed measurement sensor. The outer side wall of the vacuum chamber is sequentially connected with a molecular pump and a backing pump through a pipeline I; the outer side wall of the vacuum chamber is connected with an inert gas tank through a second pipeline. Compared with a traditional dynamic balance scheme, the dynamic balance correcting device of the liquid metal bearing and a correcting method of the dynamic balance correcting device of the liquid metal bearing have the advantages that oxygen in the operation environment of the anode assembly is exhausted, the contact time of liquid metal and the oxygen is shortened, generation of oxide is reduced, failure of a liquid metal sealing face is avoided, and product quality is improved.

The present invention discloses a speed regulating device and a speed control system for regulating the moving speed of an internal detector or a pipe cleaner of a pipeline. The speed regulating device comprises: an execution chamber, the execution chamber comprises a drain port; a bypass valve, the bypass valve is arranged in the execution chamber and is used to open or close the drain port; a bypass valve actuator, the bypass valve actuator is connected to the bypass valve and controls the opening of the bypass valve relative to the drain port; a speed control unit, the speed control unit controls the bypass valve actuator to adjust the opening of the bypass valve according to the real-time speed obtained by detection; wherein, when the real-time speed obtained by detection is less than the first threshold speed, the bypass valve actuator is controlled to drive the bypass valve to reduce the opening relative to the drain port; when the real-time speed obtained by detection is greater than the second threshold speed, the bypass valve actuator is controlled to drive the bypass valve to increase the opening relative to the drain port, and the second threshold speed is greater than the first threshold speed.

The electromagnetic brake comprises a brake disc, an armature, a stator, an electromagnetic coil and a compressed spring, the stator is provided with a stator inner cavity, a stator protruding column protruding towards the direction close to the armature is arranged in the middle of the cavity wall of one side of the stator inner cavity, and the stator protruding column is provided with a protruding column through hole. The electromagnetic coil is arranged in the stator inner cavity and sleeved on the stator protruding column, the compression spring is sleeved outside the stator protruding column and located in a central through hole of the electromagnetic coil, an armature protruding ring is arranged in the middle of the surface of one side of the armature, part or all of the armature protruding ring is arranged in the protruding column through hole, and the armature and the brake disc are both located in the stator inner cavity. The electromagnetic force of the electromagnetic coil to the armature is increased on the premise that the volumes of the electromagnetic coil and the brake are not increased, the requirements of small volume and large magnetic force can be met at the same time, enough distance between the armature and the stator can be ensured, the armature and the brake disc can be thoroughly separated when the brake is released, and the service life of the brake is prolonged. And friction noise between the brake disc and the armature is eliminated.

The utility model relates to sewing machine motor technical field, concretely, the utility model relates to a sleeve shaft direct drive motor with winder, including the shell, be equipped with the stator in the shell, be equipped with the rotor in the stator, the hollow rotating shaft is connected to the rotor, the hollow rotating shaft one end is connected with the rotating shaft of sewing machine body, the hollow rotating shaft other end is connected with the fixed needle inner core and hand wheel, be equipped with the hall board with being connected to the stator, be equipped with control element on the hall board, be equipped with magnet on the fixed needle inner core, the magnet is located control element one side, be connected with the winder on the shell, the winder includes the rotating wheel, the rotating wheel is in the winder work with hand wheel and the resistance is tight, this integral motor whole simple and stable structure, easy and fast installation, bearingless design, low cost, solved the problem that sewing machine modification direct drive motor does not have the winder, make it have the winding function and fixed needle function, effectively improved the efficiency of worker sewing.

The invention belongs to the technical field of oil-solid two-phase particle filtration, and particularly relates to a modified glass fiber filter material for oil-solid two-phase particle air filtration and a preparation method thereof. The modified glass fiber filter material is obtained by depositing a modified nano silicon dioxide solution on the surface of the glass fiber filter material through an impregnation method; wherein the modified nano silicon dioxide is obtained by modifying nano silicon dioxide through a silane coupling agent. Modified nano silicon dioxide is obtained by grafting a functional group with oleophylic performance on the surface of nano silicon dioxide through silane, and then the modified nano silicon dioxide is added on the surface of the filter material to change the surface roughness of the filter material, so that the wettability of the filter material is changed from two aspects, and the separation of deposited oil and solid particles on the filter material can be realized; the oil accumulated on the surface of the filter material is quickly conveyed into the filter material, so that the flowing capacity of the oil on filter fibers is enhanced, the formation of an oil film is inhibited, and the increase rate of pressure drop in the filtering process is reduced.

The utility model provides a kind of chain automatic assembly equipment, it is related to chain assembly equipment field, and it includes: equipment main body, the equipment main body lower part front end face is equipped with transparent oil tank and oil conveying mechanism, the oil conveying mechanism includes piston cylinder, the piston cylinder is fixedly connected in the equipment main body lower part front end face by the cooperation of the character of Chinese character of fixed block, the character of Chinese character of fixed block is slidably connected with piston rod, and piston rod right end is provided with the piston in the interior of piston cylinder.The utility model is cooperated by oil conveying mechanism and transparent oil tank, can make the sliding bushing and the guiding slide between the cycle lubrication from top to bottom, avoid lubrication failure and dry friction, and then improve the stability and service life of the chain automatic assembly equipment of the utility model;Solve the problem that the stability and service life of the chain automatic assembly equipment are seriously affected due to the lack of cycle lubrication structure on the guide cylinder, and the lubricating oil is easy to deposit in the bottom of guide cylinder, causes lubrication failure.

The present application relates to the technical field of food processing machinery, and discloses a jam boiling device, which comprises a mounting platform, an inner layer tank arranged on the mounting platform, an outer layer jacket arranged outside the inner layer tank, a main shaft transversely arranged inside the inner layer tank, and a motor arranged on the mounting platform and used for driving the main shaft to rotate, wherein the inside of the main shaft is coaxially sleeved with an inner layer pipe; one end of the main shaft is connected with a central distribution valve block, an hourglass-shaped cavity is arranged in the central distribution valve block, the hourglass-shaped cavity has a narrowest throat part, and the narrowest throat part is connected with one end of the inner layer pipe. By arranging the central distribution valve block at the end of the main shaft, the physical suction effect of the drainage channel connected with the heat exchange pipe network is exerted by the extremely strong dynamic pressure and negative pressure generated when the power steam flows through the narrowest throat part, so that the internal condensate accumulation defect of the existing horizontal rotary heating coil pot which inevitably occurs due to the simple reliance on gravity and rear-end air pressure drainage is solved.

The utility model relates to a side pressure door and window technology field, specifically disclose a kind of fast installation side pressure device, including transmission rod, side pressure sliding groove seat and pulley assembly, side pressure sliding groove seat upper end is along horizontal sliding fit with transmission rod, side pressure sliding groove seat is fixed in transmission rod after sliding to predetermined position by dowel screw;Through the sliding slot cooperation and dowel screw locking structure of side pressure sliding groove seat and transmission rod, realize punch-free installation and position stepless regulation, significantly reduce the dependence on transmission rod size precision;Pulley assembly is quickly clamped into door and window profile groove preposition by the positioning boss on sliding fixing seat, and the rolling guide in the lateral movable slot of combination limit component forms anti-falling sliding pair, ensure that side pressure sliding seat can only move horizontally along limited stroke;Temporary clamping support of cooperation auxiliary positioning block realizes zero-deviation installation.The present application can improve installation efficiency, reduce operating resistance and completely eliminate the risk of component falling.

The utility model provides an inclined horizontal type medical bed capable of automatically changing a bed sheet, which comprises a bed board, a bed body, a bed frame and a bed frame, the releasing roller is arranged at one end of the bed board and is suitable for mounting a rolled bed sheet; the collecting and storing roller is arranged at the other end of the bed board and is suitable for rolling the bed sheet; the supporting seats are arranged on the two sides of the turning position of the bed board; the hose is connected between the supporting seats on the two sides; plugs are arranged at the two ends of the hose, so that a closed space is formed in the hose; a joint is arranged on the plug; the bed sheet sequentially passes through the release roller, the hose and the storage roller; the air pump is communicated with the connector through an air guide pipe; the air pump is suitable for conducting air exhaust and air inflation on the hose, and the hose collapses and becomes flat during air exhaust. The device overcomes the defect that in the prior art, when a bed board is in a turning posture, the bed board is difficult to effectively cover by a bed sheet for automatic bed sheet changing medical treatment.

This utility model discloses a miniature ball bearing for a cooling fan, comprising an outer ring, an inner ring, a cage, a dust cover, and rolling elements movably disposed between the outer and inner rings. Both the inner and outer peripheral walls of the outer ring and the inner ring have circumferentially formed grooves for the rolling elements to move. Both ends of the inner peripheral wall of the outer ring have circumferentially formed stepped grooves for installing the dust cover. The connections between the grooves of the inner ring and the outer peripheral wall of the inner ring, and between the grooves of the outer ring and the inner peripheral wall of the outer ring, have chamfered edges. A retaining spring is provided in the stepped groove for an interference fit with the stepped groove. The inner wall of the retaining spring abuts against the outer wall of the dust cover, while the outer peripheral wall of the dust cover has a clearance fit with the inner peripheral wall of the stepped groove. The curvature coefficient of the grooves of the outer ring is greater than that of the grooves of the inner ring. This utility model solves the problems of traditional miniature ball bearings, such as increased bearing ellipticity due to dust cover installation leading to out-of-tolerance bearing ellipticity, and assembly damage during rolling element installation leading to unqualified rolling element vibration during bearing operation.

The invention discloses a cooling device for efficient heat dissipation of a gearbox, and relates to the technical field of transmission devices. The radiator fan is rotatably mounted in the radiator main frame and is rigidly connected with the fan motor; one side of the cooling fan is provided with a cooling pipeline which is connected with a temperature control valve, and the other side of the cooling fan is provided with a cooling plate; an air inlet of the radiator is provided with an anti-flocculation net, and an air outlet of the radiator is provided with an air duct which is communicated with the cabin; the heat dissipation plates are of an integral aluminum magnesium alloy structure. The cooling pipeline is a double-layer high-elasticity fiber and steel wire winding rubber pipe; the temperature control valve is of a spring pressure type; the anti-flocculation net comprises an aluminum alloy frame and a diamond net; the surface of the radiator is coated with a graphene-containing coating; the ventilating duct and the exhaust hood are made of military silica gel coating glass fiber cloth; the cooling fan and the like form a penetrating type heat exchange core body; a reinforcing lifting lug is arranged on the main frame; the cooling capacity is guaranteed, the operation stability of the gearbox is improved, and the service life is prolonged.

The application discloses a flood releasing device for hydraulic engineering, which comprises a flood releasing base, a water retaining wall and a flood releasing gate, a flood releasing groove is formed in the flood releasing base, the flood releasing gate is arranged on one side of the flood releasing groove, the flood releasing gate comprises a gate, a portal frame, a screw rod, a driving assembly and a hand wheel, a flood releasing hole is formed in the gate, the portal frame is fixedly arranged on the top of the flood releasing base, a sliding groove is formed in the portal frame and the flood releasing base, and the gate is slidably connected with the sliding groove. The flood releasing device for hydraulic engineering integrates a separate opening and closing assembly on the main gate, when only small flow needs to be released, the heavy main gate does not need to be driven, and only by controlling the opening degree of the cover gate, stepless and fine adjustment of the flow can be realized, the operation response is fast, the energy consumption is low, when large flow needs to be released, the cover gate can be closed first, then the main gate is lifted, full opening degree flow releasing is realized, and the flexibility and working condition adaptability of the flood releasing operation are enhanced.

This application relates to the field of polymer processing equipment technology and discloses an integrated dual-mesh belt melt filtration system, including a mesh belt box assembly, inlet and outlet cooling assemblies, a start-up valve assembly, upper and lower mesh belt filtration assemblies, an anti-backflow assembly, and a winding mechanism on the outlet side. The side mesh belt is drawn from the mesh belt box and enters the filtration assembly, where it undergoes melt impurity removal supported by the side mesh plate. During filtration, a sealing cylinder drives a piston block in conjunction with multiple seals to press the mesh belt, while the cooling assembly condenses and solidifies the seeping material, forming a double mechanical and physical leak-proof seal. During screen replacement and slag discharge, the start-up valve cuts off the material flow on one side, and the anti-backflow tongue plate flips under pressure differential to prevent backflow; the sealing cylinder pulls back the piston block to generate local negative pressure, assisting the winding motor to smoothly pull out and rewind the old mesh belt. This invention achieves smooth screen replacement without stopping the machine, effectively reducing screen resistance and the risk of material leakage, and ensuring the continuous and stable operation of the production line.

The invention is applicable to the technical field of wire peelers, and particularly relates to a roller type screw-in wire peeler, which comprises a fixed panel, one side surface of the fixed panel is rotatably connected with a moving panel, the other side surface of the fixed panel is fixedly connected with a mounting panel, the surface of the fixed panel is provided with an accommodating cavity, and the interior of the accommodating cavity is used for accommodating a wire. A clamping driving assembly is arranged on the surface of the moving panel, two movable blocks are movably connected to the outer side of the clamping driving assembly, and the clamping driving assembly is used for driving the two movable blocks to move synchronously. By arranging the inclined rollers, sliding friction can be replaced by rolling friction, and the running resistance of the device when the device advances on the surface of a wire is greatly reduced. According to the design, the energy consumption is reduced, the working load of the transmission mechanism and the motor is reduced, the service life of key components is remarkably prolonged, the whole device is more stable and efficient in operation, and a technical guarantee is provided for long-time and large-batch peeling operation.

The utility model provides a steel cover with hinge rods, which belongs to the technical field of machine tool protection and comprises a steel cover body and two hinge rod components, the steel cover body consists of a plurality of cover plates and rib plates, the cover plates are sequentially nested, and the rib plates are connected with the cover plates; the two hinge rod assemblies are respectively installed at the bottom of the rib plate, the two hinge rod assemblies are mutually symmetrical, each hinge rod assembly comprises a plurality of connecting rods which are sequentially nested, and the connecting rods are connected with the rib plate. The utility model has the characteristics of simple structure, small operation resistance, flexible operation and strong stability.

The invention discloses a buoyancy tank telescopic gravity type tide gate, and belongs to the field of hydraulic engineering and tide protection, the buoyancy tank telescopic gravity type tide gate comprises power generation box bodies fixed on shores on two sides, the two power generation box bodies are respectively connected with one end of a gate body telescopic box, the other ends of the two gate body telescopic boxes are connected through a butt joint device, and the two gate body telescopic boxes are both provided with driving devices. The output end of the driving device abuts against the butt joint device, the driving device controls the gate body telescopic box to stretch out and draw back, and a gate bottom plate is further arranged between the bottom ends of the two power generation box bodies and used for being connected with the gate body telescopic box. According to the large-span gate, through the telescopic characteristic of the gate body telescopic box and under the help of the driving device, flexible stretching, stable moisture blocking and efficient storage of the gate body telescopic box are achieved, meanwhile, the docking device is used for assisting rapid closing and separating of the gate body telescopic box, and closing and separating of the large-span gate are achieved.

The invention discloses an energy-saving and noise-reducing centrifugal machine horizontal rotor which comprises a driving part used for providing a rotating power source; the rotor hub is connected with the driving part to realize centrifugal rotation; the cradle is rotationally arranged on the rotor hub and used for bearing test tubes; the fairing is arranged on the rotor hub and is combined with the cradle to form a disc-shaped structure so as to reduce aerodynamic noise caused by airflow disturbance; a balance weight adjusting mechanism is arranged in the fairing, and structural radiation noise caused by vibration during rotation is reduced by controlling the balance weight adjusting mechanism. The balance weight adjusting mechanism comprises a balance weight block, a sliding supporting assembly in sliding fit with the balance weight block and a driving assembly for driving the balance weight block to move along the sliding supporting assembly, and the position of the balance weight block on the sliding supporting assembly is changed through the driving assembly. According to the centrifugal machine, energy loss during operation of the centrifugal machine is reduced, aerodynamic noise caused by aerodynamic factors is weakened, generation of structural radiation noise is restrained, and the overall noise level is obviously lowered.

The invention relates to the technical field of automobile grilles, in particular to an automotive active air-inlet grille assembly with a dynamic cooling mechanism, which comprises a grille frame and a plate mounting groove formed in the grille frame, an extension frame is mounted on the grille frame, a grid plate adjusting component is arranged in the plate mounting groove, a transmission component is mounted on the extension frame, and the transmission component is mounted on the extension frame. The grid plate motor drives the grid plate adjusting assembly through the transmission assembly. The grid plate adjusting assembly comprises a plurality of grid plates, a pressing plate, a large air bag, a head connecting plate and a tail connecting plate, and the large air bag communicates with the small air bag through a breather pipe; a grid plate motor is in transmission connection with a transmission assembly, so that the grid plate motor drives a cam and grid plates to rotate step by step, it is ensured that the grid plate motor firstly drives the cam to rotate, the cam presses a large air bag through a pressing plate, and after a small air bag expands to separate the connecting faces of the two adjacent grid plates, the grid plates are driven to rotate; the running resistance of the grid plate motor is reduced to the maximum extent, and the grid plate motor is protected.

The utility model belongs to the field of food machinery, and particularly relates to a chopping knife main shaft sealing component, which is characterized in that a fastening nut is mounted at the front end of a knife shaft, a knife shaft sleeve is sleeved on the knife shaft and connected with the rear end of the fastening nut, a pressure plate is mounted on the outer side of the knife shaft sleeve and connected with the rear end of the fastening nut, and a chopping knife group is mounted on the outer side of the knife shaft sleeve and connected with the pressure plate. The material throwing pressure plate is installed on the cutter shaft and connected with the rear end of the cutter shaft sleeve, the oil seal shaft sleeve is installed on the cutter shaft and connected with the rear end of the material throwing pressure plate, the rotary oil seal is connected with the outer side of the oil seal shaft sleeve, the outer side of the rotary oil seal is connected with the front bearing gland, and the rear end of the rotary oil seal is connected with the circlip for a hole. And a scraper knife is mounted in the groove. According to the utility model, a plurality of parts are adopted for continuous and tight sealing, so that a good sealing effect on the main shaft of the chopping and mixing knife is realized; in addition, compared with a common labyrinth pressure plate, the labyrinth pressure plate is simple in structure, impurities can be thrown out through the scraper knife and the centrifugal effect, and the labyrinth pressure plate is convenient and fast to use.

The utility model discloses a rotor structure special for a double-shaft mixing machine. The rotor structure comprises a first rotor assembly and a second rotor assembly which are opposite in rotation direction, the first rotor assembly comprises a first main shaft, a plurality of first supporting rods are arranged on the first main shaft in a penetrating mode, the adjacent first supporting rods are distributed in a cross shape in space, each first supporting rod is symmetrically arranged relative to the first main shaft, and first paddles are arranged on the left side and the right side of each first supporting rod; first shaft end paddles are arranged at the left end and the right end of the first supporting rod located at the input end of the first main shaft, two first spiral bands are arranged outside the first main shaft, the rotating directions of the first spiral bands are the same, and the first spiral bands are fixed to the first supporting rod. Under the action of the outer-ring paddles and the inner-ring spiral belt, materials are subjected to multi-staggered movement, and the spiral mixer has the advantages of stability and high efficiency especially for mixing the materials with light volume weight.

According to the operation head of the waste cutting machine, it is guaranteed that the transverse push rod can adapt to the diversity of the thickness and shape of tree trunks to bend the tree trunks, the transverse posture of the transverse push rod is adjusted in the process that the trees are gradually toppled, the transverse push rod is pushed to follow and press the tree trunks, the reaction in the tree trunk toppling process is resisted, and the roller cutter head keeps the stable transverse posture; it is guaranteed that the roller cutter head accurately exerts force on the tree, position deviation and invalid cutting during cutting are reduced, the cutting efficiency is improved, the cutting adaptability of the operation head is improved, the forward toppling angle of the cut tree is controlled, tree toppling is accelerated, and the cutting efficiency is improved. The disassembly and assembly assembly is used for achieving rapid butt joint with or disengagement from the machine frame, the maintenance convenience and efficiency of the operation head are improved, the secondary cutting plate is installed in the machine frame, secondary crushing of chippings is achieved, the chipping uniformity is improved, accumulation of the chippings in the machine frame is reduced, the running resistance of the roller cutter head is reduced, the roller is prevented from being stuck, energy is saved, and the fault rate of the operation head is reduced.

The invention relates to the field of solar panel manufacturing. The working fluid in the existing heat collecting plate is in a bottom-in and top-out working mode, which has the defects of uneven heat absorption, low energy efficiency ratio and poor oil return. The invention provides a heat collecting plate with a liquid storage area, including a panel body and a working fluid flow channel, the working fluid flow channel extends in the vertical direction and forms an evaporation area, the panel body is provided with a working fluid inlet and a working fluid outlet respectively connected to the working fluid flow channel, the working fluid inlet is located at the top of the evaporation area, and the working fluid outlet is located at the bottom of the evaporation area; a liquid storage area is provided between the working fluid inlet and the evaporation area; the liquid storage area is located above the evaporation area, the liquid storage area includes a liquid storage pipe, the working fluid inlet is located on one side of the liquid storage pipe, the bottom of the liquid storage pipe is connected to the working fluid flow channel, the top of the liquid storage pipe is connected to a balancing pipe for guiding gaseous working fluid and balancing the air pressure in the pipe, and the other end of the balancing pipe is communicated with the working fluid flow channel at the bottom of the evaporation area; the heat absorption effect is balanced, the energy efficiency ratio is high, and the oil return is smooth.

The installation structure of the MBR membrane module assembly comprises a treatment container, a membrane module arranged in the treatment container, and a suspension mechanism, the treatment container is provided with a hoisting frame above the membrane module, the hoisting frame is driven by a reciprocating vibrator to reciprocate in the horizontal direction, the suspension mechanism comprises four hoisting arms, the upper ends of the hoisting arms are respectively hinged to the four corners of the hoisting frame and rotate along the reciprocating direction of the hoisting frame, and the lower ends of the hoisting arms are respectively hinged to the top frame of the membrane module and rotate along the reciprocating direction of the hoisting frame, and the combination constitutes the installation structure of the MBR membrane module assembly. The MBR membrane module assembly is simple in structure, low in transformation cost, is subjected to scouring with water body through rapid reciprocating motion, achieves the purpose of removing activated sludge adsorbed on the surface of the membrane module, and effectively reduces energy consumption.

The application relates to the technical field of inorganic compound equipment, in particular to a rotary kiln system for producing vanadium pentoxide, which comprises a rotary kiln body, a supporting mechanism is arranged on one side of the rotary kiln body, a sealing mechanism is movably installed on one side of the rotary kiln body, and a gas conveying pipe is connected to one side of the sealing mechanism; the rotary kiln system can be stably supported by the positioning rod, the rotating drum, the nut and the rollers, the rotating drum is movably sleeved on the positioning rod and is fixed and positioned with the nut, the rollers are distributed in a circumferential array mode at the bottom of the rotary kiln body, the roller is in contact with the rotary kiln body, the rotation of the rotary kiln body is supported through rolling friction, and the resistance is greatly reduced compared with sliding friction. Meanwhile, the rotating drum is matched with the positioning rod to limit the axial displacement of the positioning ring, the convex block is combined with the clamping groove to limit the radial displacement, and the effect that the device can stably support the rotary kiln body to rotate, reduce the running resistance and improve the stability of the supporting structure is achieved.

The utility model belongs to the technical field of carrier roller machining, and particularly relates to a low-resistance energy-saving macromolecule roller which comprises a macromolecule pipe, a smooth pulling shaft, bearings, a bearing seat, a bearing seat outer cover, a steel lining, a reverse inner seal and a sealing cover. The ends, deviating from each other, of the two bearing seats are each provided with a bearing cavity, a limiting groove and an inverted buckle, the outer circle faces of the two bearing seats are sleeved with the two ends of the steel lining respectively, the steel lining is located between the two inverted buckles, the bearing seat outer cover abuts against the ends, away from the steel lining, of the bearing seats, and a limiting protrusion is arranged on the bearing seat outer cover. The polymer pipe is sleeved on the outer sides of the steel lining, the bearing seat and the bearing seat outer cover; and the inner sides of the two ends of the polymer pipe are provided with yielding grooves matched with the inverted buckles and the limiting bulges. According to the device, the structural strength of the carrier roller is improved, the service life of the carrier roller is prolonged, the running resistance is reduced, and the mute performance is improved.

The invention relates to the technical field of toxic gas purification, in particular to a roadway airflow carbon monoxide eliminating curtain which comprises a plurality of CO eliminating plates, the CO eliminating plates are sequentially arranged at equal intervals and are arranged in a plane mode, two metal chains are fixed to the periphery of each CO eliminating plate, and the metal chains are connected with the CO eliminating plates. And the two metal chains which are oppositely arranged between the two adjacent CO eliminating plates are fixedly connected. When the roadway airflow passes through the processed curtain, the built-in noble metal catalyst actively captures carbon monoxide in the airflow and quickly reacts with oxygen to be converted into carbon dioxide, so that CO in the roadway airflow is quickly eliminated; the CO in the roadway air flow can be kept to be lower than 24 ppm for a long time, and underground safety production is guaranteed; the structure is simple and the reliability is high.