208 results about "Barrel Shape" patented technology

The utility model provides a milk tea cup filter, which solves the problem of inconvenience in using the existing filter. The milk tea cup filter includes a handle and a filter cartridge that is vertically arranged and in the shape of a long barrel; the handle includes a connecting sleeve and a holding frame that is arranged outside the connecting sleeve and in the shape of an inverted L; the connecting sleeve is sleeved and fixed outside the upper end of the filter cartridge; the holding frame is composed of a horizontally arranged connecting part and a vertically arranged holding part, the holding part is arranged on one side of the filter cartridge and there is a gap between the two, and the two ends of the connecting part are respectively connected to the upper end of the holding part and the connecting sleeve; a convex block is formed on the top of the connecting part, and a hanging hole is horizontally penetrated on the convex block, the axis of the hanging hole extends along the arrangement direction of the holding part and the filter cartridge, and the hanging hole is located higher than the connecting sleeve. The milk tea cup filter is easy to use.

The application discloses a kind of broken wall ganoderma spore powder uncoating equipment and uncoating method, including shell, the shell is transverse barrel shape, the lower side of two end surfaces of the shell is fixedly installed with fixed plate, the bottom of two ends of two described fixed plate is fixedly installed with inclined support leg, the top of one of described fixed plate is fixedly installed with control module, the middle part of one end surface of the shell is installed with dry feeding mechanism that is connected with shell interior, breakage mechanism is installed in the shell, the broken wall ganoderma spore powder uncoating equipment and uncoating method can make ganoderma spore powder can quickly complete breakage, improve the efficiency of breakage, breakage rate can reach 98% or more, improve the edible taste of ganoderma spore powder, reduce difficult to digest and absorb component, nutritional value is higher, and the inner wall of first grinding barrel and second grinding barrel can be cleaned, so that ganoderma spore powder after breakage can be discharged to outside in whole, avoid the waste of ganoderma spore powder.

The invention relates to a manufacturing method of a light-weight heat-alloy-free automobile hub, which comprises the following steps of: firstly, preparing an alloy raw material, then smelting and casting, and casting a light alloy into a barrel shape by a gravity inclined casting method; then spinning the drum into the required wheel rim by using a spinning machine; machining is conducted after heat treatment is conducted, and a rim semi-finished product needed before wheel welding is formed; meanwhile, spokes in various shapes are cast through a vibration pressurizing casting method, and machining is carried out; the rim and the spoke are welded to form a hub blank through friction stir welding or inertia friction welding; and finally, through machining and surface treatment, the finished hub meeting the technical requirements is obtained, and the finished hub is packaged and warehoused. According to the light-weight heat-free alloy automobile hub, the fine grain casting spoke, the casting and spinning rim and the friction welding technology are adopted for producing the light-weight heat-free alloy automobile hub, the comprehensive performance of the hub is remarkably improved, light weight of the automobile hub is achieved, and the requirements of modern automobiles for light weight, strength and performance are met.

The integrated barrel cover structure comprises two limiting covers and a reinforcing connecting structure, the two limiting covers are combined into a whole, the two limiting covers are in a hollow barrel shape, the front end faces of the limiting covers are folded inwards to form door seal installation protruding faces, the edges of the rear end faces of the limiting covers are provided with convex edges protruding outwards, and the convex edges are connected with the reinforcing connecting structure. A connecting hole and an upper shock absorber mounting seat are arranged on the convex edge, the reinforced connecting structure is arranged between the two limiting covers, balance block mounting seats are arranged on the upper surface and the lower surface of the reinforced connecting structure, and lower shock absorber mounting seats are arranged on the outer sides of the two limiting covers. The two washing machine barrels are integrally connected together, the connecting strength is high, the area is reduced, the space is saved, the arrangement of a whole machine circuit waterway is facilitated, and the integrality is good.

The embodiment of the invention provides a foundation pit protection device with a mold, and relates to the technical field of engineering machinery. The foundation pit protection device with the formwork comprises a frame, a protection cover plate and a plurality of formworks. The multiple templates are arranged on the outer periphery of the frame in the circumferential direction of the frame, and the multiple templates can move relative to the frame so as to be switched between an unfolded state and a folded state; in the unfolding state, all the templates are spliced to form a barrel shape; and in the retracting state, the two adjacent templates partially coincide in the circumferential direction. And the protective cover plate is arranged at the top of the frame. The efficiency and safety of the manual hole digging pile construction technology can be improved.

The utility model discloses a mushroom sample primary aluminum sampling and fixing device which comprises a bearing groove, the bearing groove is distributed in a round barrel shape with the upper end open and the lower end closed, three puller bolts are evenly arranged on the outer wall of the bearing groove, and the puller bolts penetrate through the bearing groove and are fixedly connected with the bearing groove through threads. And a handle is arranged outside the object bearing groove. According to the utility model, a sample is fixed in the object bearing groove, so that the aluminum skimmings can be conveniently drilled, free translation can be carried out according to the drilling condition, meanwhile, the aluminum skimmings can be prevented from falling out of the object bearing groove, the aluminum skimmings can be conveniently and uniformly collected, the use is convenient, the operation is simple, and the popularization is easy.

The invention discloses a liquid damping shock absorber which comprises an outer shell (6) and a middle shaft (2) and is characterized in that the outer shell (6) is in a barrel shape, the middle shaft (2) is installed at the bottom of the barrel through an axial supporting mechanism (14), a damping barrel is arranged in the outer shell (6) and installed on the middle shaft (2), and the damping barrel is of a cavity structure with an elastic gap in the lower bottom face. The upper end of the middle shaft (2) penetrates out of the center of an upper end cover (3) of the outer shell (6), damping liquid is contained in the outer shell (6), and the liquid level of the damping liquid is higher than the lower bottom face of the damping cylinder. According to the shock absorber, the damping liquid and the damping cylinder are organically combined, the damping cylinder extrudes the damping liquid when the shock absorber is subjected to an external load, vibration energy is counteracted through viscous dissipation and dynamic pressure generated by liquid shaking, gaps can be changed when pressure is received by the porous structure characteristics of the bottom of the damping cylinder, and the flow of the damping liquid penetrating through the gaps is influenced; therefore, the damping of the shock absorber is variable.

The utility model discloses a portable storage cylinder, which belongs to the technical field of storage devices and particularly comprises a plurality of binding units, the binding units are arranged side by side, the adjacent binding units are hinged, and all the binding units are folded and rolled up to form a cylindrical structure; the binding unit comprises a fixed groove plate; end covers are mounted at the two ends of the fixed groove plate; a fixing assembly used for fixing articles and a cushion block used for lifting the articles are arranged on the inner side of the fixing groove plate. The binding device is formed by hinging the binding units side by side, the tiled binding units can be rolled into a barrel shape in an overturning and folding mode, each binding unit is an independent rod body fixing mechanism, a plurality of rod-shaped objects can be stored and fixed at the same time, the fixed objects are independent from one another, no collision or friction is generated, and the binding device is convenient to use. And the device can be used for simultaneously fixing rod-shaped articles with different lengths, and is more convenient to use.

The utility model provides a grinding head quick-changing structure of an internal grinding machine, and belongs to the technical field of grinding machines. One end of the main shaft is connected with the chuck rod with the clamping end, the clamping end is arranged in a barrel shape, the outer side wall of the clamping end is provided with the clamping thread, the outer side wall of the clamping end is of the conical structure with the deformation grooves, the clamping thread is provided with the quick-release nut in a matched mode, and the quick-release nut is arranged on the outer side wall of the clamping end. Due to the fact that the nut is arranged on the clamping end, when one end of a clamping rod of the grinding head is inserted into the clamping end, the clamping rod can be clamped or loosened by screwing the nut, a polygonal inserting hole is formed in the barrel bottom of the clamping end, a polygonal inserting head is arranged at the end of the clamping rod, and circumferential limiting can be achieved by inserting the polygonal inserting head into the polygonal inserting hole. By means of the structure, the grinding head installation requirement can be met, synchronous rotation of the grinding head and the chuck rod can be achieved, only the quick-release nut needs to be screwed during disassembly and replacement, operation is easy, the replacement efficiency is higher, and the grinding head quick-release requirement is met.

The utility model discloses an aluminum ash harmless treatment device, and belongs to the technical field of aluminum ash treatment. The innocent treatment device is in a sealed barrel shape, a feeding port and an exhaust port are formed in the upper portion of the outer portion of the innocent treatment device, and the exhaust port is communicated with a gas treatment system. A heating device, a stirring device, an ultrasonic device and an aeration device are arranged in the sealed cylinder. Meanwhile, a liquid inlet and an aeration air inlet are formed in the side face of the sealed cylinder, and a discharging opening is formed in the lower portion of the sealed cylinder. According to the utility model, the ultrasonic device is coupled with the aeration device, so that the removal efficiency of harmful substances in the aluminum ash is effectively improved, the defect of the traditional aluminum ash treatment equipment in the removal efficiency aspect is overcome, and a more efficient and reliable device is provided for harmless treatment of the aluminum ash.

The igniter for the cupping glass comprises a base, a storage tank is fixedly arranged at the top end of the base 1, a connecting pipe is arranged at the top end of the storage tank in a penetrating mode, the bottom of the connecting pipe extends into the inner bottom of the storage tank, and a fixing base is fixedly arranged on the outer surface of the top of the connecting pipe in a sleeved mode. The top of the connecting pipe is further sleeved with alcohol cotton arranged in a barrel shape, the outer surface of the alcohol cotton is further sleeved with a barrel-shaped steel mesh, an ignition assembly is arranged on the storage tank, and leakage holes are formed in the outer surface of the top of the connecting pipe. Compared with the prior art, the ignition device has the advantages that alcohol cotton can be soaked with alcohol for ignition operation through the designed ignition assembly, the ignition assembly and combustible materials are integrally used, the ignition assembly can be directly used for ignition in the using process, a lighter does not need to be prepared or found for ignition, operation is more convenient due to automatic ignition, and the ignition device is more energy-saving and environment-friendly. And the object searching time is saved, so that the working efficiency is improved.

The invention provides a waste-free filter screen production process which comprises the following steps: rolling a stainless steel sheet into a cylindrical stainless steel cylinder, and welding and fixing two butted ends; the two ends of the stainless steel cylinder are subjected to edge curling treatment to form outer turned edges; the middle position of the stainless steel cylinder is cut, and two cup opening components with the same size are cut out; uniformly punching a plurality of filter holes in the stainless steel sheet; rolling the stainless steel sheet punched with the filter holes into a barrel shape, and welding and fixing the two butted ends to form a filter screen barrel; the cup opening component is assembled at the upper end of the filter screen cylinder, and the joint of the cup opening component and the filter screen cylinder is welded and fixed; stretching the stainless steel wafer to form a bottom cover with an upper opening; the upper opening position of the bottom cover is subjected to edge curling treatment to form an inner turned edge; the bottom of the bottom cover is punched, so that a plurality of filter holes are punched in the bottom of the bottom cover; rolling the side surface of the bottom cover to form a convex clamping rib on the side surface; and the bottom cover is clamped at the lower end of the filter screen cylinder through the clamping ribs.

The invention provides a novel suspension packer which comprises a mandrel in a barrel shape. The upper joint sleeves the outer side of the upper end of the mandrel and is fixed with the mandrel; the connecting sleeve sleeves the outer side of the upper joint and is fixed with the upper joint; the lower end of the setting push cylinder is connected with the connecting sleeve through threads; the locking device comprises a locking ring seat and a locking ring; the upper slip device comprises an upper slip seat, an upper pressing plate and an upper slip; the upper cone sleeves the mandrel and is fixed with the mandrel through a shear pin, the outer diameter of the upper end of the upper cone is smaller than that of the lower end of the upper cone, and the lower end of the upper slip is positioned on the outer side of the upper end of the upper cone and is fixed with the upper end of the upper cone through the shear pin; a rubber sleeve assembly; the lower cone is located below the rubber sleeve assembly, and the lower cone is arranged outside the core shaft in a sleeving mode and fixed to the core shaft through a shear pin; and the lower slip device is positioned below the lower cone and comprises a lower guide ring and a lower slip. According to the novel suspension packer, the technical problem that the packing effect of an existing packer is not reliable enough can be solved.

A milling tool includes a main body and a plurality of cutting inserts with respective cutting edges. The main body has an end face and a barrel-shaped curved lateral face. A first group of the plurality of cutting inserts are fastened on the end face, a second group of the plurality of cutting inserts are fastened on the barrel-shaped curved lateral face, and the respective cutting edges describe a barrel shape. Each one of the plurality of cutting inserts may be designed as an indexable insert.

The utility model relates to pipeline anticorrosion technical field, especially a kind of cathodic protection test pile structure, including support pipe;Support pipe inside upper end is equipped with terminal block;The four terminal ends of terminal block back surface are respectively used to be connected with the four detection lines that go up into from the lower end of support pipe, and the two terminal posts of terminal block surface are respectively used to be connected with the terminal pen of multimeter;Support pipe upper end is equipped with the protection cover of barrel shape;The position of support pipe opposite terminal block surface is equipped with let position opening, and the position of protection cover opposite let position opening is equipped with operation opening and is hingedly installed with cover plate;It is equipped with mounting pipe in support pipe, and the inner peripheral wall of mounting pipe has two protruding blocks, and the mounting protruding block formed by protruding on the upper end both sides of terminal block is respectively hung and installed on protruding block;The utility model has the characteristics that terminal block can be more conveniently installed and disassembled, and better sealing effect can be achieved.

The utility model relates to the technical field of liquid degassing, in particular to a degassing device. The degassing device comprises a tank body, a plurality of groups of turntable assemblies and a driving mechanism, a feed port is formed in the upper end of the tank body, a discharge port is formed in the lower end of the tank body, and a rotating shaft extending vertically is arranged in the tank body; the rotating disc assemblies are arranged at intervals in the vertical direction, each rotating disc assembly comprises a dynamic dispersion disc and a static dispersion disc which are each in a conical barrel shape with an upward opening, and each dynamic dispersion disc is hollow in the middle and fixed to the rotating shaft; the static dispersion disc is positioned below the dynamic dispersion disc, is hollow in the middle and is spaced from the rotating shaft, and the periphery extends to the periphery of the dynamic dispersion disc and is fixed on the inner wall of the tank body; the driving mechanism is connected with the rotating shaft, drives the rotating shaft to rotate and drives all the dynamic dispersion discs to rotate, materials rotate to the periphery along with the dynamic dispersion disc at the topmost part to be dispersed, under the action of centrifugal force, liquid materials upwards generate liquid films along the inclined surfaces of the dynamic dispersion discs, liquid reciprocates on the dynamic dispersion discs and the static dispersion discs, and the vacuumizing device extracts gas in the tank body. And gas in the material can be removed.

The elastically-connected high-damping three-way shock absorber comprises an outer shell (6) and a middle shaft (2), the outer shell (6) is in a barrel shape, the middle shaft (2) is installed at the barrel bottom through an axial supporting mechanism (14), a cylindrical inner shell (10) is embedded in the outer shell (6), the inner shell (10) is connected with the middle shaft (2) through a horizontal connecting piece, and the upper end of the middle shaft (2) penetrates out of the center of an upper end cover (3) of the outer shell (6); the outer shell (6), the inner shell (10) and the middle shaft (2) are of a rigid structure, and the horizontal connecting piece, the upper end cover (3) and the axial supporting mechanism (14) are of an elastic structure. The three-direction vibration reduction capacity is achieved, and axial, radial and torsional vibration energy can be absorbed through the structural design of the upper-layer horizontal connecting piece, the middle-layer horizontal connecting piece and the lower-layer horizontal connecting piece.

Novel fresh air filtering equipment comprises a base, an air filtering barrel is arranged above the base, a plurality of filters in different directions are arranged on the side wall of the air filtering barrel, and a corresponding fan is arranged above the air filtering barrel; the air filtering barrel is in a hollow polygonal barrel shape and is fixedly installed on the top face of the base, each side wall of the air filtering barrel is provided with a first installation opening penetrating to an inner cavity of the air filtering barrel, the number of the air filters corresponds to the number of the first installation openings, and the air filters are installed at the first installation openings in the corresponding side walls of the air filtering barrel. A corresponding top plate is arranged at the top of the air filtering barrel, a second installation opening penetrating to an inner cavity of the top plate is formed in the middle of the top plate, and the fan is correspondingly installed at the second installation opening. The device is simple in structure, wider in application range and easier to produce, manufacture and install.

The invention belongs to the technical field of vacuum, and discloses a vacuum pumping screen device which comprises a lower shell, a lower shell, an upper shell and a lower shell, the lower shell is cylindrical and installed at a pumping opening in a vacuum cavity, and a second ventilation opening for ventilation is formed in the side wall of the lower shell; the upper shell is in a barrel shape with a closed upper end, the lower shell is sleeved with the upper shell, and a first ventilation opening used for ventilation is formed in the side wall of the upper shell; the installation pipeline is branched out of a vacuum pipeline where the vacuum pump is connected with the pumping port of the vacuum chamber; one end of the transmission rod penetrates through the lower shell to be fixedly connected with the upper shell, the other end of the transmission rod penetrates out of the mounting pipeline to be connected with the output end of a driving mechanism on the outer side of the vacuum cavity, and the driving mechanism is used for driving the upper shell to move. Therefore, the opening degree of an actual ventilation opening formed by communicating the first ventilation opening and the second ventilation opening is adjusted. The exhaust flow of the vacuum chamber is controlled, the initial load of the vacuum pump can be reduced, and the service life of the vacuum pump is prolonged.

The present invention relates to a vertical compressor and a laundry treating apparatus including the same, a vertical compressor driving motor including: a stator having a stator coil wound around a stator core, a rotor rotatably provided on an inner circumferential side of the stator, and a rotating shaft coupled to the rotor and rotating with the rotor; a compression unit provided on one side of the driving motor and provided with at least one compression part that operates under the action of the driving force transmitted through the rotating shaft and compresses the refrigerant; and a housing having an intermediate housing formed in a barrel shape and a cover inserted and coupled to an open end of the intermediate housing. The intermediate housing includes: a main body portion accommodating the drive motor and the compression unit; and a cap insertion part which is provided at one end of the main body part, into which the cap body is inserted, and which expands the tube in the radial direction of the rotating shaft. Thus, the height of the vertical compressor can be reduced, the space required for mounting the vertical compressor can be minimized, and the vibration of the vertical compressor can be reduced.

The utility model provides an underwater lamp assembling device which comprises a front cover tightening device and a rear cover tightening device. The front cover tightening device comprises a barrel body clamp, a front cover clamp and an installation auxiliary rod, the barrel body clamp comprises a first clamping mechanism, a second clamping mechanism, a first bolt and a second bolt, the first clamping mechanism and the second clamping mechanism are both semi-arc blocks, the front cover clamp is in a barrel shape, and the installation auxiliary rod is a cylinder. The rear cover tightening device comprises a clamp upper cover, a clamp base, a third bolt, a fourth bolt, a fifth bolt and a sixth bolt. The front cover clamp and the cylinder body clamp are used for installing the front cover of the lamp, the clamp base and the clamp upper cover are used for installing the rear cover of the lamp, cooperation of multiple persons is not needed, installation can be completed by one person, and time and labor are saved. The LED lamp is mainly used in the technical field of lamp devices.

The utility model relates to the field of foundation engineering construction, in particular to a composite pile structure capable of firstly draining water and then reinforcing, which comprises a geogrid rolled into a barrel shape, a layer of geotextile fixed on the inner side surface of the geogrid, a grouting pipe vertically inserted on the inner side of the geotextile, a plurality of radial through holes arranged on the side wall of the grouting pipe at intervals, and a plurality of drainage holes arranged on the side wall of the grouting pipe. The surrounding area between the outer wall of the grouting pipe and the inner wall of the geotechnical cloth and the grouting pipe are filled with broken stones, cement mortar injected after soft soil drainage is poured into gaps among an inner cavity of the grouting pipe, the radial through holes and the broken stones, and the grouting pipe, the broken stones and the geotechnical cloth are fixed into a whole through the cement mortar. According to the composite pile, the soft soil strength can be improved, and the high strength of the composite pile can be fully utilized.

The utility model provides a female-joint male-seat double-copper-column connector, which is applied to the field of connectors and comprises a male-seat rubber coating, a male-seat plastic shell, a female-joint inner core, a lock catch and a female-joint rubber coating. The male base rubber coating and the male base plastic shell are integrally arranged, the male base plastic shell is matched with one end of the lock catch, the female head inner core is embedded in the connecting position of the male base plastic shell and the lock catch, one end of the female head inner core is connected with the male base plastic shell, the lock catch is in a barrel shape and is hollow in the middle, and the female head inner core is connected with the male base plastic shell. The other end of the female head inner core is embedded in one end of the lock catch, and the female head rubber coating is embedded in the inner side of the other end of the lock catch; the connector solves the technical problems that in the process of mutual connection of a female head and a male seat at present, the female head and the male seat need to be connected through a mutual adaptive part, too tight or too loose connection of a clamping part can cause assembly complexity, and electric leakage and water inflow can occur when the connector works.

The utility model discloses a machine-made sand screening device which comprises a shell, and the shell is in a barrel shape with the two ends open and is vertically arranged. The screen is detachably connected with the inner wall of the opening in the upper end of the shell, and the shape of the screen is matched with that of the opening in the upper end of the shell; one end of the dustproof cover is detachably connected with the upper end of the shell, and a feeding hopper is arranged at the other end of the dustproof cover; a material receiving cavity and a power cavity are formed in the material receiving box, the material receiving box is detachably connected with the lower end of the shell, and the shape of the material receiving box is matched with the shape of an opening in the lower end of the shell; the at least one material mixing brush is arranged on the upper surface of the screen; and the driving mechanism is used for driving the material mixing brush to rotate, and the driving mechanism is arranged in the power cavity. The whole screening device is simple in structure and low in cost, and the dustproof cover, the shell, the screen and the material collecting box are arranged to be detachably connected, so that the device can be rapidly assembled and disassembled, and convenience and rapidness are achieved.

The utility model discloses a B-type liquefied gas storage tank. The B-type liquefied gas storage tank comprises a tank body shell, a tank body internal structure, a heat insulation layer and a tank bottom supporting mechanism. The tank body shell is in a cylindrical barrel shape. The internal structure of the tank body comprises two middle reinforcing frames, a plurality of vertical reinforcements, a plurality of horizontal strong and weak structure rings, a tank top reinforcing structure and a tank bottom reinforcing structure. The two middle reinforcing frames are located on the transverse center line and the longitudinal center line of the storage tank cavity in a one-to-one correspondence mode. A plurality of vertical strong structures are uniformly distributed and fixed on the inner wall surface of the side part of the tank body shell; a plurality of horizontal strong and weak structure ring edges are fixed on the inner wall surface of the side part of the tank body shell at intervals; the tank top reinforcing structure comprises a top inner annular reinforcing structure, a top outer annular reinforcing structure and a plurality of top radial reinforcing structures; the tank bottom reinforcing structure comprises a bottom inner annular reinforcing structure, a bottom outer annular reinforcing structure and a plurality of bottom radial reinforcing structures; the heat insulation layer covers the outer surface of the tank body shell; the tank bottom supporting mechanism comprises a bottom anti-swing / anti-tilting support and a plurality of bottom supporting seats. The utility model has the characteristics of uniform stress, easiness in processing and low cost.

The invention discloses an anti-scouring structure of an offshore wind power pile foundation, and relates to the technical field of offshore wind power pile foundations. The device comprises steel plates, the steel plates define a barrel shape, fixing assemblies are symmetrically arranged on the two sides of the steel plates, the fixing assemblies are fixedly connected to the surface of a center column, the other sides of the fixing assemblies are fixedly connected to the surfaces of the steel plates, and connecting assemblies are arranged in the barrel-shaped structure defined by the steel plates. The two sides of the connecting assembly are fixedly connected with the sides, close to each other, of the center column and the side piles correspondingly, the inner supporting assembly is arranged in a cylindrical structure defined by the multiple steel plates, and the inner supporting assembly is fixedly connected with the surface of the center column. And the side piles and the steel plates are connected to form a closed annular space, and the center column is surrounded in the closed annular space, so that the center column is prevented from being scoured.

The application provides a beverage machine, and belongs to the technical field of beverage equipment. The beverage machine solves the problem of how to improve the preservation effect of the beverage machine. The beverage machine comprises a machine body, a refrigeration inner container and a top cover, further comprises a cold conduction cover made of a metal cold conduction material and in a barrel shape, the cold conduction cover is located in the top cover and is arranged separately from the top cover, the barrel opening of the cold conduction cover faces downward and is fixedly connected with the top cover, the barrel opening end of the cold conduction cover is provided with a cold conduction part for conducting cold energy and in a ring shape, the barrel opening end of the cold conduction cover is inserted into the refrigeration inner container, and the outer circumferential surface of the cold conduction part is attached to the inner surface of the refrigeration inner container, and the cold conduction cover and the refrigeration inner container are combined to form a preservation cavity for accommodating the whole beverage barrel through the cold conduction part. Through the above design, the beverage machine can refrigerate the whole beverage barrel, thereby greatly improving the refrigeration speed, and the preservation effect is good, the cold energy loss is slow, and the preservation effect of the beverage machine is greatly improved.

The utility model provides a small solid fermentation device for a biocontrol fungus laboratory, which comprises a protective cylinder and a base movably mounted at the bottom of the protective cylinder, and an air extractor is movably mounted at the top of the protective cylinder. The base comprises a bottom plate and a clamping part. The clamping part is in a circular barrel shape and is movably installed at the bottom of the protective barrel. And a first air inlet hole is formed in the clamping part. A second air inlet hole is formed in the bottom of the protective cylinder, and the first air inlet hole and the second air inlet hole can coincide or be staggered when the base is rotated. A fermentation box is arranged on the base, the fermentation box comprises two fermentation covers which are covered with each other, and a plurality of through holes are formed in the bottoms and the side edges of the fermentation covers. The first air inlet hole and the second air inlet hole are arranged to control communication or isolation between the inside and the outside of the fermentation device, and external air is pumped into the fermentation device from the first air inlet hole and the second air inlet hole through the air pumping device, so that the fermentation device meets the requirement that bacterial manure is in full contact with the air in a fungus experiment process; and the leakproofness of the fermentation device is maintained.

The utility model relates to a handle type stress cone for a power cable, which comprises an insulating part which is designed to be approximately in a hollow cylinder shape and is provided with a tail end and a head end opposite to the tail end along the longitudinal axis direction, wherein the insulating part and the semi-conductive part are designed to be elastically recovered so as to allow the stress cone to cover the periphery of the power cable in a radially stretched state; the semi-conductive part is designed to be roughly in a hollow barrel shape and is provided with a joint end and a far end opposite to the joint end in the longitudinal axis direction, and the joint end is designed to be combined with the head end of the insulating part; and the handle extends from the semi-conductive part to the far end, and is configured to allow the handle to be held to pull the handle type stress cone to move along the longitudinal direction of the power cable in a radially stretched state, and the handle part is cut off after the handle type stress cone is moved in position. The utility model also relates to a separable connector with the same.

The utility model discloses a liquid packaging paperboard, which belongs to the technical field of packaging paperboards and comprises an inner protective layer, a blocking layer, a supporting layer and a printing layer which are sequentially arranged. The side face, making contact with the blocking layer, of the supporting layer is in a wave shape, the blocking layer and the inner protection layer are both in a wave shape, and the wave-shaped face of the supporting layer comprises wave crest parts and wave trough parts which are clamped and matched with each other. Two groups of first convex edges are arranged at transverse sealing positions, corresponding to two ends, of the corrugated surface of the supporting layer, are respectively positioned on the upper-layer paperboard and the lower-layer paperboard at the joint of the cylindrical liquid packaging paperboard, and are distributed in a staggered manner. When the end opening of the liquid packaging paperboard folded into the barrel shape is sealed, the corrugated surfaces of the two attached layers of liquid packaging paperboards are embedded with each other, a corrugated sealing surface is formed at the attaching position, tight attaching at the edge sealing position is achieved structurally, and the bonding stability can be improved by being matched with bonding of the inner protection layer.