68results about How to "Reliable installation and positioning" patented technology

The invention relates to a torsion sample concentric clamping sleeve for fixing a sample in a torsional testing machine; in the design, a concentric setting circle 3 is added as the assurance of the concentricity of a sample clamping section; a limit crosspiece 5 of the sample clamping section is added as the pushing limit of the sample clamping section; a press block limit wall 4 is added as position limit to a press block, thereby ensuring that the sample is normally mounted and the press block is pressed on the fixed position of the clamping section. The invention solves the problems that the torsion sample is not concentric in the mounting and testing process, the position of the sample clamping section can not be determined and the sample is difficult in clamping, easy to skid and low in testing precision. The torsion sample concentric clamping sleeve provides the torsion sample concentric clamping sleeve with a stable integrated structure, light and simple, convenient and simple fixing and clamping, firm and reliable clamping and high testing precision, which can be widely used in material manufacturers of metal material, nonmetal material, machinery, building material, etc., the testing and authentication of new material research, material mechanics tests of technical authentication departments and universities and colleges and other occasions.

The invention discloses a refrigerator shelf assembly and a refrigerator provided with the same. The refrigerator shelf assembly comprises a shelf, shelf supports and locking devices, wherein the shelf comprises a horizontally-positionedshelf body; the shelf supports extend vertically, are arranged on the inner wall of the refrigerator and are provided with a plurality of positioning holes formed in the vertical direction of the shelf supports at intervals, and the shelf is hung on one of the positioning holes of each shelf support; and the locking devices are connected with the shelf and matched with certain positioning holes to lock the shelf on the shelf supports. According to the refrigerator shelf assembly provided by the embodiment of the invention, the shelf can be locked to the shelf supports through the arranged locking devices, the shelf is mounted and positioned more stably and more reliably, and accordingly the situation that theshelf falls off the shelf supports due to vibration of the refrigerator can be avoided.

The invention discloses a piston-cylinder-fixed type air pressure multi-disc friction clutch. The air pressure multi-disc friction clutch is connected between a first transmission device and a second transmission device and comprises a front-segment structure, a rear-segment structure and a connecting shaft, the connecting shaft penetrates through the front-segment structure and the rear-segment structure, and the front-segment structure comprises a piston cylinder, a piston, a pressure disc and a return spring; the rear-segment structure comprises an inner friction disc base, multiple inner friction discs, multiple outer friction discs and an outer friction disc connecting sleeve; the piston cylinder is installed on the first transmission device, the piston cylinder, the piston, the pressure disc, the return spring, the inner friction disc base and the outer friction disc connecting sleeve are sequentially connected in a matched mode, the multiple inner friction discs and the multiple outer friction discs are alternately arranged, and the second transmission device is fixedly connected on the outer friction disc connecting sleeve. The air pressure multi-disc friction clutch is compact in structure, good in protection and heat dissipation performance and convenient to maintain.

The invention provides a rechargeable magnetic drive hollow glass built-in shutter. The rechargeable magnetic drive hollow glass built-in shutter comprises a shutter body and a magnetic transmission driving device, wherein the shutter body comprises a rectangular frame body, inner glass, outer glass and an upper transverse frame strip; a shutter blind is arranged in a shutter blind cavity; a shutter blind lifting and blind sheet overturning executing mechanism is arranged in an upper transverse frame strip cavity; an acting shaft of the executing mechanism is connected with the shutter blind lifting and blind sheet overturning executing mechanism; the magnetic transmission driving device comprises a shell, a tubular motor, a magnetic column driving transmission mechanism, a supporting seatand a magnetic column driven transmission mechanism. The rechargeable magnetic drive hollow glass built-in shutter is characterized in that a tubular motor limiting device and a tubular motor drivingcontrol mechanism are arranged in a shell cavity along the length direction of the cavity wall of the shell cavity; a group of operation button holes are formed in the front side face of the shell, and a shell magnetic through groove is formed in the rear side face of the shell; a supporting seat magnetic through groove is formed in the front side wall of the supporting seat; and the magnetic column driving transmission mechanism and the magnetic column driven transmission mechanism are in magnetic fit with each other. The rechargeable magnetic drive hollow glass built-in shutter is easy to operate and labor-saving; a slide way in the cavity is omitted, and the lighting area is prevented from being occupied; the rechargeable magnetic drive hollow glass built-in shutter is convenient to manufacture and assemble; the requirement on intelligent control is met.

The invention relates to a cam system of a computerized flat knitting machine and discloses a three-station knitting cam system. Three states of knitting, tucking and non-knitting can be simultaneously implemented on a knitting function. The three-station knitting cam system has simple structure, is easy to install, use and maintain and has low processing and manufacturing cost. The three-station knitting cam system comprises a rectangular cam bottom plate. An inverted V-shaped cam, a knitting cam pair, a needle protecting cam pair, a density cam pair, a needle transferring cam, a middle cam, a needle guiding cam, a composite upthrowing cam, a needle selecting and protecting cam, a needle selector pair, a needle selecting and upthrowing cam pair and a needle selecting and lower needle protecting cam are bilaterally symmetrically arranged on the cam bottom plate, wherein left and right knitting cams of the knitting cam pair, the needle transferring cam and left and right needle selecting and upthrowing cams of the needle selecting and upthrowing cam pair are all movably embedded and connected with the cam bottom plate so as to move vertically to the plate surface of the cam bottom plate; the left knitting cam is homonymously linked with the left needle selecting and upthrowing cam; the right knitting cam is homonymously linked with the right needle selecting and upthrowing cam; and other cams are all fixed on the same plate surface of the cam bottom plate.

The invention provides an electromechanical prosthetic arm for multitype of vocational and technical work. The prosthetic arm includes an upper limb body and a bionic hand, and at least one of a reciprocating tool part, a first rotary movement tool part and a second rotary movement tool part; the front end of the upper limb body is provided with an installation position; the bionic hand, the reciprocating tool part, the first rotary movement tool part and the second rotary movement tool part include shells; the two opposite inner sidewalls of the installation position are respectively providedwith slide grooves; the two opposite side surfaces of the shells are provided with slide rails; the slide rails can match the slide grooves; the shells are inlaid with racks; rotatable gears are arranged in the installation position; the gears mesh with the racks and are in coaxial fixing connection with ratchets; and the ratchets match one ends of pawls, and the other ends of the pawls are connected to rotary type electromagnets. A method for using the prosthetic arm to saw objects is also provided.

The invention provides a self-powered electromagnetic drive hollow glass built-in shutter. The self-powered electromagnetic drive hollow glass built-in shutter comprises a shutter body and a magnetictransmission driving device, wherein the shutter body comprises a rectangular frame body, inner glass, outer glass and an upper transverse frame strip; a shutter blind is arranged in a shutter blind cavity; a shutter blind lifting and curtain piece overturning executing mechanism is arranged in an upper transverse frame strip cavity; an acting shaft of the executing mechanism is connected with theshutter blind lifting and curtain piece overturning executing mechanism; and the magnetic transmission driving device comprises a shell, a tubular motor, a magnetic column driving transmission mechanism, a supporting seat and a magnetic column driven transmission mechanism. The self-powered electromagnetic drive hollow glass built-in shutter is characterized by further comprising a solar self-powered mechanism and a storage battery, wherein the solar self-powered mechanism is arranged above one side, facing the outside, of the outer glass; a group of operation button holes are formed in the front side face of the shell, and a shell magnetic through groove is formed in the rear side face of the shell; a supporting seat magnetic through groove is formed in the front side wall of the supporting seat; and the magnetic column driving transmission mechanism and the magnetic column driven transmission mechanism are in magnetic fit with each other. The self-powered electromagnetic drive hollow glass built-in shutter is light and labor-saving in operation; the occupation of a lighting area and abnormal movement are avoided; the lifting of the shutter blind or the overturning of curtain pieces is not influenced.

The invention provides a wind pressure measuring device and method for a ventilation pipeline, and relates to the field of wind pressure measurement. The ventilation pipeline pressure measuring deviceof the ventilation pipeline comprises a U-shaped pipe, a connecting pipe and a pipeline connecting structure, the pipeline connecting structure comprises a sealing plate and a windward elbow, a through hole is formed in the middle of the sealing plate, and the windward elbow is fixedly connected into the through hole; the leeward side edge of the sealing plate is provided with a clamping flange,the windward side edge of the sealing plate is provided with a fitting edge, and a magnet is fixed on the fitting edge; the U-shaped pipe comprises a first straight pipe section, a second straight pipe section and a middle section, the connecting pipe is communicated between the windward elbow and the second straight pipe section, and a balance air hole is formed in the end part of the first straight pipe section; liquid level scales are respectively marked on the first straight pipe section and the second straight pipe section and comprise a zero scale, a positive value scale and a negative value scale; and when the pressure at the windward joint is equal to the atmospheric pressure, the liquid levels of the pressure measuring fluid in the first straight pipe section and the second straight pipe section are respectively positioned at zero graduation.

The invention discloses a high-stability and firmly-mounted fixed wing aircraft wing. The high-stability and firmly-mounted fixed wing aircraft wing comprises a first wing and a mounting groove; the mounting groove is formed in the lower end of the left side of the first wing; the first wing is connected with the mounting groove in a sleeving manner; a fixing clamping seat is arranged to penetratethrough the surface end of the lower end of the left side of the first wing; and the fixing clamping seat is connected with the first wing in a through manner. According to the high-stability and firmly-mounted fixed wing aircraft wing, by arranging a support reinforcing plate at the perpendicularly intersected part of the first wing and a second wing, the support reinforcing plate can enable a suffered impact force to be stable to prevent a phenomenon that the first wing and the second wing cannot fall off; and therefore,damages of the first wing and the second wing caused by fall-off are avoided so that the service life of the integral structure of the fixed wing aircraft wing can be prolonged; and moreover, influences caused by factors such as a clearance and a manufacturing error areeliminated while the connecting strength between the first wing and an aircraft body and the connecting strength between the second wing and the aircraft body are guaranteed.

The invention discloses a positioning and clamping mechanism for machining the outer circle of a brake, and relates to a positioning and clamping mechanism for outer circle machining. The positioning and clamping mechanism comprises a pedestal, a pull rod, a pressing plate, a spring tensioning sheet and a positioning connection base. The pedestal is connected with a machine tool. The lower end of the positioning connection base is arranged at the upper end of the pedestal in a sleeving mode and is further fixedly connected with the pedestal through a key. The upper end face of the positioning connection base is connected with a workpiece. The pressing plate is located above the positioning connection base, and the spring tensioning sheet is installed between the pressing plate and the positioning connection base. One end of the pull rod is fixed to the pressing plate through a fastener, and the other end of the pull rod sequentially penetrates through an inner hole of the pressing plate, an inner hole of the spring tensioning sheet, an inner hole of the positioning connection base and an inner hole of the pedestal and stretches out of the lower side of the pedestal. The outer circle of the pull rod is in sliding fit with the inner hole in the upper end of the positioning connection base. By means of the positioning and clamping mechanism, the gap between a positioning tool and a brake bottom plate can be removed, the positioning and clamping mechanism has the characteristics of being convenient to mount and dismount, low in maintenance cost, reliable in structure and capable of improving machining accuracy, and application and popularization are made easy.

The invention discloses a temperature measuring device for a main bus of a metal-enclosed switch, and relates to the technical field of temperature measurement of power equipment. The temperature measuring device comprises a sleeve, an insulating boot, a temperature measuring plug and a protective cap, wherein a first conductor penetrating through the two ends of the sleeve is arranged in the sleeve, and the two ends of the first conductor are fixedly connected with the main bus and the temperature measuring plug respectively; the sleeve and the temperature measuring plug are sleeved in the insulating boot, and the insulating boot is connected with the external part in a grounding manner so as to enable the insulating boot to form a grounding layer; the temperature measuring plug comprisesa second conductor and a shell, and the second conductor is connected with the first conductor; and an intelligent temperature measuring module for measuring the temperature of the second conductor is embedded in the temperature measuring plug, and the intelligent temperature measuring module is externally connected through a wireless signal. By implementing the technical scheme, the technical problem that the temperature of the main bus in the metal-enclosed switch box body is difficult to monitor in the prior art can be effectively solved, and the online accurate monitoring of the main busof the metal-enclosed switch can be effectively realized. The temperature measuring device has the characteristics of stable and reliable structural connection, convenient installation and operation and low maintenance cost, and has an excellent application prospect.

The invention discloses a camera installing support and method. The installing support comprises a shell and a back cover connected with one end of the shell. An installing groove for installing a camera is formed in the shell, and an installing hole for installing a lens of the camera is formed in the other end of the shell; the shell is installed on an automobile top cover. By means of the installing support formed by the shell and the back cover, reliable positioning installing of the camera is achieved, and the working reliably of the camera is guaranteed; as the camera is arranged, a driver can conveniently and directly see the environment on the periphery of an automobile and more easily judges the driving behavior, and therefore safe driving is guaranteed. Meanwhile, the installing support formed by the shell and the back cover is compact in structure and convenient to install, maintain and use.

The invention aims at providing a ship hull manhole typhoon-resistant tooling device with simple structure, strong safety and convenient installation. The tooling device comprises a locking device, amanhole through which a person can enter the cabin and a manhole typhoon resistant tooling. The locking device comprises an annular vacuum concave sheet metal arranged on the periphery of the manhole,and the side wall of the annular vacuum concave sheet metal is provided with a first through hole. The first through hole is provided with a vacuum cover plate adapted to the first through hole, theaxis of the first through hole and the geometric center of the vacuum cover plate are positioned on the same straight line, a plurality of external bolts are arranged on the upper surface of the vacuum concave sheet metal, and the external bolts are adapted to the manhole typhoon-resistant tooling. The tooling device is applied to the technical field of manhole safety protection.

The invention relates to a Hall circuit board fixing structure, and relates to the field of motors. Currently, a fixing mode of a brushless DC motor Hall circuit board is troublesome in installation.A Hall circuit board is disposed on a stator core, wherein the stator core is provided with a yoke, teeth and a slot hole, and an inner side between the teeth is a slot opening. The stator core is provided with a fixed frame. The Hall circuit board is fixed on the fixed frame, and the fixed frame is provided with a positioning and mounting structure of the Hall circuit board, a mounting frame forpositioning and mounting a Hall, and an insulating slot hole sleeve for isolating the stator core and a winding coil. The insulating slot hole sleeve covers the inner side surface of the yoke and theside surface and upper and lower end surfaces of the teeth, so that the slot hole is separated from the yoke and the teeth, and is opened at the slot opening. The structure improves the insulating property between a winding stator iron core coil and the stator core, is convenient to install, is firm in structure, and is good in stability.

The invention discloses a double-ship counter-pulling positioning method of a breakwater barrel type component. The method comprises the following steps: when the tide level is high, a main pulling ship is arranged on one side of the barrel type component, a positioning ship is arranged on the other side of the barrel type component, the centers of the two ships and the barrel type component are arranged on the same straight line, three groups of anchor machines are arranged on each of two ships, each group comprises two anchor machines, each group of anchor machines at two ends of the positioning ship are connected with positioning anchors via cross mooring ropes, a group of anchor machines in the middle are connected with the barrel type component via the cross mooring ropes, two groups of anchor machines in the main pulling ship are arranged on the left side and the right side respectively and are connected with the positioning anchors via two open mooring ropes, the other group of anchor machines are arranged at the ship bow and are connected with the barrel type component via the cross mooring ropes so as to counter pull the barrel type component; when the distance between the barrel type component and the mud surface is 1.3-1.7m, the barrel type component is taken to the mounting position for waiting for falling of the tide; when the distance between the barrel type component and the mud surface is 0.5-0.8m, the barrel type component is accurately positioned, exhausts and sinks at the same time; the barrel type component drains water and sink after the barrel type component touches the mud until the sinking depth of the barrel in the mud is 2.0-3.0m, then the positioning is completed. Through the double-ship counter-pulling positioning method of the breakwater barrel type component, the barrel type component is safely and quickly positioned and mounted via counter pulling of double ships.

The invention discloses a hidden automobile inward-opening handle which comprises a handle body, a base, a cover plate and a framework. An inhaul cable hole is formed in one end of the handle body, the base is provided with a rotating shaft and at least three boss holes, the cover plate is provided with at least three positioning columns, the base is arranged on the positioning columns in a sleeving manner through the boss holes and is detachably fixed to the cover plate, the framework is detachably fixed to the vertical face of the cover plate, the handle body is elastically and rotatably connected with the base through the rotating shaft, the cover plate is detachably fixed to the horizontal plane of an automobile door armrest, and the handle body is connected with an automobile door inward-opening inhaul cable through the inhaul cable hole. The hidden automobile inward-opening handle is simple in structure, small in occupied space, hidden in structure, small in weight, high in strength, good in durability, good in opening perception and reliable in installation and positioning.

The invention relates to a construction method for an upper cylinder of a cooling tower of a steel structure. The method comprises the steps that 1, a triangular frame which is enclosed by a cross beam and inclined beams is manufactured; 2, upper and lower locking plates are arranged on the intersections of the two ends of the cross beam and the two inclined beams respectively, and through holes are formed in the upper and lower locking plates; 3, the triangular frame which passes inspection is conveyed to a cavity which is defined by cone segments; 4, a tower crane is used for reversely hoisting the to-be-installed triangular frame to the installation position, it is guaranteed that a lower blocking plate of the bottom of the to-be-installed triangular frame is flush with the upper locking plate on the cross beam of an installed triangular frame, back levers penetrate through the through holes of the upper and lower locking plates, and wedges are put into the through holes; 5, the wedges are hammered, and the outer surface of the triangular frame is flush; 6, the perpendicularity of the triangular frame is adjusted by using an increase line; 7, the triangular frame is fixed and welded by using point welding; 8, the fourth to seventh steps are repeated, and other triangular frames at the same layer are installed on the circumference; 9, the fourth to eighth steps are repeated,and the other layers of triangular frames are installed. According to the construction method, the construction efficiency is high, installation and positioning are reliable, and the technical problemis solved that a cylinder with the large diameter is difficultly constructed.

The invention discloses a graphite boat carrying apparatus and an interconnection type graphite boat loading and unloading sheet production line. The graphite boat carrying apparatus comprises a carrying supporting plate, and an axial limiting block and an axial locking part that are arranged at the two ends of the carrying supporting plate separately; the carrying supporting plate is horizontally arranged in the length direction of the graphite boat; the axial locking part can be far from or close to the axial limiting block; multiple supporting strips are fixedly arranged on the carrying supporting plate between the axial limiting block and the axial locking part at intervals; each supporting strip is arranged in the width direction of the graphite boat, and the two ends of each supporting strip extend outwardly; and limit stops are arranged at the two extension ends of each supporting strip separately. The graphite boat carrying apparatus and the interconnection type graphite boat loading and unloading sheet production line have the advantages that the production efficiency is greatly improved, the labor intensity is lowered, and the like.

The invention discloses an electrostatic spraying tool for a bottle body and electrostatic spraying equipment and belongs to the field of electrostatic spraying equipment for bottle bodies. The electrostatic spraying tool comprises a metal core pipe, a positioning sleeve and a positioning head connected to the upper end of the positioning sleeve. The positioning head is a silica gel piece. The positioning sleeve is a metal piece and provided with a vertical through hole. A groove is formed in the upper surface of the positioning head. A positioning column is arranged at the center of the groove. A bottle opening positioning cavity is formed between the positioning column and the inner wall of the groove. The metal core pipe penetrates through the positioning column, and the outer surface of the upper end of the metal core pipe is connected with a metal body making contact to the inner wall of the bottle body, and the lower end of the metal core pipe is connected to the through hole of the positioning sleeve. Electric conduction can be achieved, thus a positive pole and a negative pole of a magnetic field are formed so as to achieve spraying, the bottle opening of the bottle body can be also prevented from cracking, the bottle body is positioned and mounted stably and reliably, and glaze is uniformly sprayed on a bottle.

The invention discloses a fuel gas pressure adjusting device which comprises an upper shell, a lower shell, a pressure adjusting cavity and a diaphragm assembly, one end of the lower shell is provided with a gas inlet and a valve port used for communicating the gas inlet with the pressure adjusting cavity, the other end of the lower shell is provided with a gas outlet, the lower shell is provided with a first fulcrum, and the upper shell is correspondingly provided with a second fulcrum. One end of the diaphragm assembly penetrates through a channel between the first fulcrum and the second fulcrum and is connected to the side wall of one end of the pressure regulating cavity, and the other end of the diaphragm assembly is connected to the side wall of the other end of the pressure regulating cavity. The diaphragm assembly can rotate around the first fulcrum or the second fulcrum so that the opening degree of the valve port can be adjusted, and an elastic reset piece is arranged between the other end of the diaphragm assembly and the upper shell. The fuel gas pressure adjusting device is simple in structure, the number of parts is small, the risk of unsafe conditions such as product leakage caused by part failure can be effectively reduced, and the stable pressure adjusting performance is effectively guaranteed.

The invention relates to a burnable poison storage rack. The storage rack is arranged in a spent fuel framework and comprises a supporting plate (1), wherein the supporting plate (1) is of a square structure; a square hole (6) through which a fuel assembly passes is formed in the central position of the supporting plate (1); supporting angle iron (3) is arranged at each of four corners of the lower surface of the supporting plate (1); guide plates (4) are arranged among the four pieces of supporting angle iron (3); and convex blocks (7) or grooves are arranged on or formed in the two sides of the supporting plate (1), respectively. According to the storage rack provided by the invention, a large spent fuel storage space can be saved and reliable positioning and supporting functions can be achieved.

The invention discloses a special MC (Methyl Cellulose) nylon wheel for a combined oilfield and belongs to the technical field of a nylon product. The special MC nylon wheel comprises MC nylon wheel bodies made of MC nylon, rigid bushing blocks and a wheel axle. The special MC nylon wheel is characterized in that the MC nylon wheel body at least comprises two rigid bushing blocks which are connected in concentric bushing; a bolt is used for fixedly connecting two adjacent MC nylon wheel bodies; the rigid bushing blocks are arranged on the wheel axle by a bearing; the inner walls of the two ends of the rigid bushing blocks are respectively provided with annular grooves for supporting the bearings; the bearings are supported in the annular grooves; the two ends of the MC nylon wheel are provided with locking dust-prevention end covers for covering the rigid bushing blocks and the bearings, and the locking dust-prevention end covers are respectively and fixedly connected with the MC nylon wheel bodies and the rigid bushing blocks through the bolts. The special MC nylon wheel for the combined oilfield is simple and reasonable in structure, easy to product and low in cost. With the adoption of the special MC nylon wheel for the combined oilfield in oilfield machinery industries, corrosion, noise and large abrasion produced by the contact of a cast iron and a steel wire rope are avoided, and the service life of the steel wire rope is prolonged.

The invention discloses a bearing outer ring jacket. The bearing outer ring jacket comprises a body, the body is in a circular ring shape, a radial spring seat hole is formed in the inner side of the body, a steel ball seat hole communicating with the spring seat hole is formed in the radial inner side of the spring seat hole, and the inner diameter of the spring seat hole is smaller than the inner diameter of the steel ball seat hole; a centering clamping mechanism which can clamp the bearing outer ring and enables the bearing outer ring to obtain the centering position is arranged on the inner side of the body. The centering clamping mechanism is arranged on the inner side of the body, it is ensured that the bearing outer ring is reliably positioned and mounted, assembling and disassembling speed is high, assembling and disassembling are convenient, and the work efficiency is improved. The bearing outer ring jacket has the beneficial effects of being compact in structure, low in cost, rapid and convenient to clamp and mount, high in work efficiency and the like.

The invention discloses a frame body compatible with multi-size server fans and a server fan module, and belongs to the technical field of server fans, the frame body comprises a front shell, a rear mounting frame and a mounting shell; a positioning piece which elastically protrudes outwards is arranged on the rear mounting frame; a plurality of grooves for clamping and positioning the positioning pieces are formed in the front shell; a first positioning hole is formed in a front panel of the front shell; a second positioning hole is formed in the rear mounting frame; the fan further comprises a front connecting piece and a rear connecting piece, the front connecting piece and the rear connecting piece are used for positioning and mounting the front mounting hole and the rear mounting hole of the fan body respectively, and the mounting shell is detachably mounted on the frame body. The fan bodies with different thicknesses can be flexibly mounted by adjusting the front-back position of the rear mounting frame; and different first positioning holes and second positioning holes are selected to be inserted into the front connecting piece and the rear connecting piece, so that the fan bodies with different sizes can be positioned and mounted. The application range is wide, the universality is good, and the design cost is effectively reduced. The frame body can be conveniently disassembled, assembled and replaced by pulling the locking piece.

The invention belongs to a non-destructive nuclear power station testing technology and particularly discloses an ultrasonic water-logging testing and positioning drive device for a small pipeline. The ultrasonic water-logging testing and positioning drive device comprises a peripheral sleeve, a peripheral mandrel in the peripheral sleeve and an axial component connected with the peripheral mandrel, wherein a peripheral driving gear and a peripheral driven gear which are meshed are arranged in the peripheral sleeve, the peripheral driven gear is connected with the peripheral mandrel, and the peripheral driving gear is driven through a motor. The axial component at the front end is driven to rotate by designing the peripheral mandrel, meanwhile makes an axial slide block to perform axial movement on a guide rail through drive matching between a bevel gear pair and a spur gear pair and conveying of a conveying belt, and accordingly can drive and position relevant positioning devices.

The invention relates to the field of biological cultivation, in particular to a microbial incubator. The microbial incubator comprises a supporting installation plate which is horizontally arranged,wherein a humidifying and diversion structure is inlaid at the left end of the supporting installation plate; a water tank is inlaid at the right end of the supporting installation plate; a uniform heating diversion trench is arranged at the upper end of the supporting installation plate between the water tank and the humidifying and diversion structure horizontally and concavely; a porous installation plate is horizontally arranged at the upper end of the uniform heating diversion trench; a plurality of rapid installation loading structures are arranged horizontally and equidistantly at the upper end of the porous installation plate; and a protective installation cover is arranged at the upper end of the supporting installation plate. The cultivation environments of microorganisms changestably by a heating measure and a humidification measure. The microbial incubator is fast and firm in location and installation and is compact; fluid nutrients can be added to the water tank to increase nutrition; the microbial incubator is quickly installed through a loading ring, limited in movement, and stably and safely placed, is convenient for entry of small atomized droplets in coordinationwith a porous installation drum and has a good cultivation effect.