CN109938578A - Screw rod, food preparation cup and food processor - Google Patents

Abstract

The present invention provides a kind of screw rod, food preparation cup and food processor, screw rod includes: screw body, and installation cavity open at one end is provided on the lower end surface of screw body, driving hole closed at one end is provided on the bottom wall of installation cavity；Wearing piece is arranged on the outer surface of screw body；The thickness t of wearing piece is greater than 0mm and is less than or equal to 2mm, or it is greater than 0mm and is less than or equal to 1mm, principal screw muscle is provided on the outer side surface of screw body, principal screw muscle extends from the upper end surface helix of screw body to the lower end surface of screw body, and principal screw muscle is less than or equal to the half of the height of screw body close to the distance between the end face of the lower end of screw body and the lower end surface of screw body.The program substitutes the driving that screw shaft realizes screw rod by driving hole, so as to simplify the structure of screw rod.And wearing piece can reduce the abrasion of screw rod, prevent screw rod scaling-off or be colored.And the thickness t of wearing piece is that 0mm-2mm or 0mm-1mm can be by the relatively thin of wearing piece design, to can ensure that the treatment effect of food materials can reduce cost again.

Description

Screw rod, food preparation cup and food processor

Technical field

The present invention relates to household appliance technical fields, more specifically, are related to a kind of screw rod, food preparation cup and food preparation Machine.

Background technique

Currently, the screw rod of Normal juice machine all includes screw body and screw shaft, such screw shaft just can connect with drivings such as motors It connects, to realize the driving to screw rod, but this kind of structure, when installing screw rod, screw shaft will pass through the cup body of food preparation cup Centre bore and motor axis connection, and the sealed silicone of sealing is provided in centre bore, therefore, in the process of installation screw rod In, screw shaft will pass through food preparation cup cup body center sealed silicone, and sealed silicone screw shaft can be generated it is larger Resistance, so that it is laborious to will lead to installation, so that installation feel is poor.Meanwhile this kind of screw rod, screw shaft need to cross spiral shell Bar center, therefore, screw rod need multiple machine-shaping, thus the overall processing that will lead to screw rod is at high cost.

Meanwhile the material that screw rod uses is usually not wear-resisting, however friction is certainly existed between the two, thus will cause screw rod Abrasion, influence its service life, and the food of particle contamination processing that when screw rod is worn falls off, damage the health of user. On the other hand, during screw rod processed food, the pigment of food itself can dye screw rod, be not easy clearly to will lead to screw rod It washes, reduces the aesthetics of screw rod.

Therefore, how to design a kind of at low cost, installation is simple, laborsaving and installation feel is preferable, it is wear-resistant, use Completely, pollution-free to food, screw rod at low cost becomes current urgent problem to be solved.

Summary of the invention

The present invention is directed at least solve one of the technical problems existing in the prior art.

For this purpose, it is an advantage of the invention to provide a kind of screw rods.

It is still another object of the present invention to provide a kind of food preparation cups.

It is a further object of the invention to provide a kind of food processors including above-mentioned food preparation cup.

To achieve the above object, the embodiment of first aspect present invention provides a kind of screw rod, is used for food processor, spiral shell Bar includes: screw body, and installation cavity open at one end is provided on the lower end surface of the screw body, is set on the bottom wall of the installation cavity It is equipped with driving hole closed at one end；Wearing piece is arranged on the outer surface of the screw body；Wherein, the thickness t of the wearing piece It is greater than 0mm less than or equal to 1mm, the outer side surface of the screw body greater than the 0mm thickness t for being less than or equal to 2mm or the wearing piece On be provided with principal screw muscle, the principal screw muscle prolongs from the upper end surface helix of the screw body to the lower end surface of the screw body It stretches, and the distance between the end face of lower end of the principal screw muscle close to the screw body and the lower end surface of the screw body are less than Equal to the half of the height of the screw body.

The screw rod that embodiment according to the present invention provides, is used for food processor, which includes cup body and this The screw rod that the embodiment of invention provides, and by the way that wearing piece is arranged on the outer surface of screw body, can by wearing piece by The inner wall of screw rod and the cup body of food preparation cup is isolated from each other, so as to reduce the friction between screw rod and cup body, and then i.e. The abrasion of screw rod can be reduced, to solve the problems, such as screw rod damage easy to wear when screw rod rotates.This kind of structure, on the one hand due to Reduce screw rod be intended for single use when abrasion, therefore, after product long-time use, screw rod will not serious wear, thus i.e. not The performance of product can be reduced because of the abrasion of screw rod, and then can ensure that after product long-time use still with preferable Performance.Abrasion of the another aspect due to reducing screw rod, the particle to fall off so as to reduce screw rod abrasion, and then can prevent The food for the particle contamination processing that screw rod falls off by abrasion, damages consumer health, and then can ensure completely defending for food It is raw.In addition, can also protect to the outer surface of screw rod by the way that wearing piece is arranged, thus prevent screw rod in the course of work In, by the pigment dyeing of food itself, and then i.e. so that screw rod more easy cleaning, and screw rod after long-term use clean and tidy can be kept Degree, and then can ensure the aesthetics of screw rod and cooking machine for a long time.Wherein, the thickness t of wearing piece is preferably greater than 0mm and is less than or equal to 2mm, it is further preferred that the thickness t of wearing piece be greater than 0mm be less than or equal to 1mm, this kind setting can by wearing piece design compared with It is thin, to not interfere with normal processing of the screw body to food materials, it is thus possible to while reducing screw rod abrasion, it is ensured that screw rod To the treatment effect of food materials, and then it can ensure that crushing juice rate.In addition, the setting also makes wearing piece convenient processing and manufacture, and body Product is small and exquisite, is not take up space, and easy for installation, and can play the role of protecting screw body, whereas if wearing piece setting It is blocked up, it will then will increase the cost of wearing piece, and need biggish installation space, and be unfavorable for the processing to food materials of screw rod Effect.And by the way that driving hole closed at one end, i.e. blind hole are arranged in screw body, so as to by the driving device of food processor Connecting shaft be directly inserted into driving hole, to realize driving to screw rod, this kind of structure can be passed through by setting driving hole Driving hole substitutes screw shaft, and then can cancel screw shaft, can first by connecting shaft in this way in specifically assembling food preparation cup It is mounted in the mounting hole of cup body, it, hereafter can be whole by food preparation cup then in the upper end that screw rod is mounted on to connecting shaft It is installed on pedestal.This kind of mounting means, since screw rod and connecting shaft are split type structure, can first carry out connecting shaft Installation, is then sequentially arranged in connecting shaft by sealed silicone, screw rod etc., therefore, in the installation process of screw rod, screw rod is not It will receive the obstruction of sealed silicone etc., therefore, can smooth, quickly and effortlessly realize the assembling of food preparation cup, Jin Erneng It is enough to improve installation experience.In addition, this kind of structure, due to eliminating the setting of screw shaft, thus can also simplify the structure of screw rod, To which the volume of screw rod can be reduced, in order to transport and store, and the processing cost of screw rod can reduce, to reduce product Totle drilling cost.

And installation cavity open at one end is provided on the bottom of screw body, and driving hole is arranged in the bottom wall of installation cavity On, the lower end of screw body can be arranged to hollow installation cavity, thus just can be by driving hole closer to the top of screw body Setting, in this way when the cooperation using connecting shaft and driving hole is to drive screw rod to be rotated, can by connecting shaft as far as possible to It is protruded into screw body, thus connecting shaft can be drivingly connected with the position of screw body closer to the middle and upper part of screw rod, in this way Just screw rod and the activation point of connecting shaft can be arranged close to the center of gravity of screw rod, to just can ensure steady after screw rod installation It is qualitative, and then can prevent screw rod from shaking during the work time, thus screw rod can be reduced and rubbed due to shaking with what cup body occurred It wipes, so as to further decrease the abrasion of product.On the other hand hollow by the way that the lower end of screw body to be arranged to, additionally it is possible to eat One boss is set on the bottom wall of the cup body of object processor, so that boss can be extend under screw body when installing screw rod In end, to realize the location and installation to screw rod, it is thus possible to improve the installation speed and installation convenience of screw rod.In addition, passing through The lower end of screw body is arranged to hollow, thus screw rod can also vertically be rested easily on desktop or hearth etc., in turn It can prevent screw rod the case where rolling everywhere on desktop or hearth etc..

Wherein it is preferred to which the height of screw body is H, the depth of installation cavity is h, wherein 1/3H≤h≤2/3H.This kind is set It sets when cooperating and driving screw turns using connecting shaft and driving hole, so that connecting shaft can extend into the middle part of screw rod, because And it can ensure the center of gravity of screw rod, and then can be further assured that the stability after screw rod installation.

Wherein, by the way that principal screw muscle is arranged, screw body is sufficiently pulverized to food materials, and principal screw muscle is from spiral shell The upper surface of the body of rod starts downward spiral extension, and the spiral bar of many screw bodies is there is no since upper surface, but from spiral shell The middle part of the body of rod starts downward spiral extension, and this kind is arranged, can be high by principal screw muscle on the basis of common screw body The part of normal spiral muscle forms cutting portion out, thus this kind of screw body can first with principal screw muscle cutting portion to food materials into The preliminary machining of row, then is carrying out the processing such as squeezing, it is thus possible to improve screw body to the treatment effect of food materials.Wherein, Specifically, principal screw muscle downward spiral preferably since the upper surface of screw body extends to the middle part or lower part of screw body, in this way So that principal screw muscle is longer, thus food materials are handled and conveyed convenient for screw rod.

Wherein, further, it is preferable that at least one secondary spiral bar is set on the outer side surface of screw body, secondary spiral bar Upper surface is lower than the upper surface of principal screw muscle, wherein secondary spiral bar can be extended downwardly from any height and position of body part, length Degree can also be arbitrarily arranged.And body part can be further enhanced to the processing capacity of food materials, to improve by the way that secondary spiral bar is arranged Treatment effect of the screw rod to food materials.

Wherein, specifically, wearing piece can be the sheet or block structure being directly attached on the outer surface of screw body, It can be the cyclic structure being directly set in outside screw body, and the above structure can be by the inner wall of screw rod and the cup body of food preparation cup It is isolated from each other, so as to reduce the friction between screw rod and cup body, and then the mill of screw rod can be reduced when screw rod rotates Damage, to solve the problems, such as screw rod damage easy to wear, and can be designed according to the demand of user, more humanized.

Wherein, the one end of the cross-sectional area of screw body from screw body far from driving hole is to screw body close to one end of driving hole Increase, i.e., the cross-sectional area of screw body preferably increases from top to bottom, in this way in the cup body that screw body is mounted on to food processor When interior, just the gap between screw body and the inner sidewall of cup body can be made to reduce from top to bottom, thus just can be by food materials from upper It the more handles the more broken to lower, and then screw body can be improved to the treatment effect of food materials, to improve crushing juice rate.

In addition, the screw rod provided according to that above embodiment of the present invention also has following additional technical feature:

In any of the above-described technical solution, it is preferable that wearing piece is annular wearing piece, and annular wearing piece, which is arranged, is mounted on spiral shell On the body of rod.

In those technical solutions, wearing piece setting is preferably circularized into wearing piece, because on the one hand annular is wear-resisting Part can directly be set in the outer surface of screw body, easy for installation, time saving and energy saving；On the other hand, annular wearing piece can arrive pair Screw body carries out 360 ° of omnibearing protection, so as to improve wearing piece to the protecting effect of screw body.

In any of the above-described technical solution, it is preferable that annular wearing piece includes: toroidal shell, is arranged and is mounted on screw body On；Multiple cooperation spiral bars, spiral are arranged on the outer surface of toroidal shell；Wherein, multiple cooperation spiral bars are close to screw body Top be respectively positioned in a datum plane on one side, one side of the datum plane with toroidal shell close to the top of screw body be parallel.

In those technical solutions, annular wearing piece includes toroidal shell and multiple cooperation spiral bars, and toroidal shell is arranged Be mounted in screw body, play the role of protect screw body, thus prevent screw body be worn in use or Corrosion, extends the service life of screw body.And multiple cooperation spiral bars are spirally arranged on the outer surface of toroidal shell, So that screw rod is while improving wearability, additionally it is possible to squeeze and crush and transmit food materials, and then can ensure that screw rod to food materials Normal processing power.And multiple cooperation spiral bar are respectively positioned in a datum plane on one side close to the top of screw body, i other words The upper surface of multiple cooperation spiral bars is concordant, when the shell for the upper end for processing outer core by the technique being molded is arranged in this kind, Mold is fitted closely with the upper surface of spiral bar is cooperated, thus prevents injection molding liquid exposed.

In any of the above-described technical solution, it is preferable that the one side of datum plane and toroidal shell close to the top of screw body Between be provided with preset height W, wherein W be more than or equal to 1mm.

In those technical solutions, datum plane and toroidal shell are provided with pre- between the one side at the top of screw body If height W, guarantee end face of the cooperation spiral bar without departing from toroidal shell, and then guarantees that the first shell is molded into second housing Faying face is smooth when type.Wherein, W is too small, most probably influences injection molding；W is excessive, reduces the length of cooperation spiral bar Degree reduces the extruding to food materials and crushes and transmit.

In any of the above-described technical solution, it is preferable that toroidal shell is an integral structure with multiple cooperation spiral bars.Annular Shell is an integral structure with multiple cooperation spiral bars, so that the intensity of annular wearing piece is high, it is not easy to damage, and fabricate It is more convenient.

In any of the above-described technical solution, it is preferable that the first limiting slot is provided on the inner wall of toroidal shell, in screw body Corresponding first limiting slot is provided with the first retention bead, and the first retention bead is inserted into the first limiting slot.

In those technical solutions, the first limiting slot, corresponding first limit in screw body are provided on the inner wall of toroidal shell Position slot is provided with the first retention bead, and the first retention bead is inserted into the first limiting slot, plays and limits to toroidal shell Effect so that toroidal shell is securely fixed on screw rod, during the work time, toroidal shell is in external force for food processor Under squeezing action, it is unlikely to fall off from screw body, and then guarantees the normal work of food processor.Wherein it is preferred to first The quantity of limiting slot and the first retention bead can be it is multiple, be further ensured that the fastness that toroidal shell is connect with screw body.The One retention bead can be an integral structure with screw body, improve the intensity of the first retention bead, and retention bead does not allow frangibility.

In any of the above-described technical solution, it is preferable that screw body includes: transition piece, is provided with one on one end of transition piece End opening and hollow hollow cavity；First shell is fitted in the outer surface and transition piece of the one end of transition piece far from hollow cavity On the end face of one end far from hollow cavity；Second housing is fitted on the outer surface of one end that transition piece is provided with hollow cavity, Second housing is arranged in far from the one side of transition piece in wearing piece；Bottom case portion is fitted in transition piece close to one end of hollow cavity The recessed portion to hollow cavity sunken inside, the inner surface and the cavity wall phase of hollow cavity of recessed portion are provided on end face, and in bottom case portion Mutually fitting.

In those technical solutions, screw rod first can be arranged to inside and outside double-layer structure, specifically, for example be arranged to transition piece With this two parts of outer core, and screw body includes outer core and transition piece, in specific manufacture, can be first processed into transition piece Then type processes outer core on the outer surface of transition piece again, specifically, for example, can then exist first by transition piece injection molding Outer core is molded by outside transition piece by the molding mode of embedding and injection molding, this kind setting is compared screw body integrated injection molding For mode, the surface quality of screw body can be improved, it is thus possible to improve the comprehensive performance of screw body, while this kind setting is also The difficulty of processing for reducing screw body, thereby reduces production cost.In addition, this kind setting can also be chosen according to actual needs not Same material processes different transition piece and outer core, so that screw rod can be applicable in different occasions, it is various each to meet user The demand of sample.Specifically, for example, transition piece can be made of metal, and outer core is made of food-grade material, so on the one hand It can ensure the intensity of transition piece, to ensure the integral strength of screw rod, the corrosion resistant of screw rod on the other hand can be improved by outer core Erosion ability, thus prevents screw rods from rusting.In addition, transition piece is made of metal, additionally it is possible to ensure that the intensity of driving hole is preferable, because This does not have to again additionally setting reinforcer, to can also simplify the structure of product.For another example, outer core can be arranged to wear-resisting material Material, so that entire screw rod can be wear-resisting, and also entire screw rod can be prevented by the pigment dyeing of food materials.Further, since Outer core is coated on the outer surface of transition piece, therefore in screw rod work, only outer core is directly contacted with food, also there was only outer core Cooperated with the cup body of food processor, to squeeze food materials, the processing such as conveying.Therefore, in the actual production process, May be selected that junior, hardness is preferable, transition piece is made in material antirust, that cost is relatively inexpensive, and select grade compared with It is high, hardness is preferable, not antirust, material that cost is more expensive outer core is made, one side can be ensured by outer core in this way On the other hand the performance of the outer surface of screw body can pass through transition piece so as to ensure the overall performance and quality of screw body The production and processing cost of screw body is reduced, so as to control screw body while improving the comprehensive quality of screw body Cost, so that the cost performance of product can be improved, improve the competitiveness of product in market.Simultaneously as the outer surface of outer core also needs The structures such as spiral bar are processed, and outer core needs to coat entire transition piece, therefore, the difficulty of processing of outer core is larger, therefore, can Outer core is disassembled into multiple portions again, just externally substep processing can be carried out by core in this way, so that the processing of outer core can be reduced Difficulty.It is therefore preferred that can disassemble outer core at these three parts of the first shell, second housing and bottom shell, in this way can The difficulty of processing of outer core is reduced, and is unlikely to disassemble in outer core excessive, and causes manufacturing procedure complicated, thus can ensure that outside The processing efficiency of core.

Wherein it is preferred to which transition piece is by injection molding, second housing, transition piece and bottom case portion pass through injection molding.

In those technical solutions, transition piece preferably passes through injection molding, can reduce the processing of transition piece in this way Technique, it is preferred that second housing, transition piece and bottom case portion are it is also preferred that pass through injection molding.

In any of the above-described technical solution, it is preferable that be provided with circle lengthening on the inward flange of the upper surface of toroidal shell Convex ribs lengthen convex ribs and are arranged between the first shell and transition piece.

In those technical solutions, a circle annular convex rib can be set on the inward flange of the upper surface of toroidal shell, because After the first shell injection molding, plastics expand with heat and contract with cold, and will lead to the first shell and shrink upwards, therefore, are lengthened by setting Convex ribs can enable the first shell to fold in the axial direction by lengthening convex ribs with wearing piece after the first shell is shunk upwards It is overlapped, and then gap will not be formed in the junction of the first shell and wearing piece, it is thus possible to the matter after making product machine-shaping Amount is more preferable.

In any of the above-described technical solution, it is preferable that the face and transition piece and second housing that transition piece is contacted with bottom case portion The first glue feeding opening through transition piece is provided between the face of contact, between bottom case portion and second housing by setting first into The face that the face and transition piece that the connection of the first connecting column and/or transition piece in glue hole are contacted with bottom case portion are contacted with the first shell Between be provided with the second glue feeding opening through transition piece, by being arranged in the second glue feeding opening between bottom case portion and the first shell The connection of second connecting column.

It, can be on transition piece, outside the face that transition piece is contacted with bottom case portion and transition piece and second in those technical solutions The first glue-feeder is set between the face of shell contact, it, just can be by second housing and bottom in this way when being processed by way of injection molding Shell portion integrated injection molding, similarly, can on transition piece, the face that transition piece is contacted with bottom case portion and transition piece connect with the first shell Second glue-feeder is set between the face of touching, it, just can be by the first shell and bottom case portion in this way when being processed by way of injection molding Integrated injection molding.This kind of structure makes the inner surface of transition piece and outer by the first glue feeding opening of setting and/or the second glue feeding opening Surface can be connected, therefore, can by bottom case portion and second shell and/or bottom case portion and second shell integrated injection molding, from And the processing efficiency of outer core can be improved while reducing the difficulty of processing of outer core.

In any of the above-described technical solution, the first shell and second housing is an integral structure or the first shell and second Shell is split type structure.

In those technical solutions, the first shell and second housing are preferably split type structure, can reduce processing in this way Difficulty.Certainly, in another technical solution, can also link into an integrated entity the first shell and second housing formula structure, in this way can Improve the bonding strength between the first shell and second housing, while this kind setting enables the first shell and second housing one Body machine-shaping, it is thus possible to improve processing efficiency.

In any of the above-described technical solution, it is preferable that bottom case portion and second housing and the first connecting column are an integral structure, Bottom case portion and the first shell and the second connecting column are an integral structure or bottom case portion and second housing and the first connecting column are integrally infused It is moulded into type, bottom case portion and the first shell and the second connecting column integrated injection molding.

In those technical solutions, bottom case portion and second housing and the first connecting column are preferably an integral structure, and preferably It is integrated injection molding, bottom case portion and the first shell and the second connecting column is preferably an integral structure, and preferably integrated injection molding Molding.Because can reduce the processing technology of product in this way, and can make connect more between all parts of screw rod It is firm.

Wherein it is preferred to be provided with the second spiral bar on the first shell, the second spiral bar for squeeze, cut, crushing with And conveying food materials etc..

In any of the above-described technical solution, it is preferable that be provided on the transition piece and one in first shell The second retention bead, second limit are provided on another in second limiting slot, the transition piece and first shell Position protrusion can cooperate with second limiting slot.

In those technical solutions, the second limiting slot and the second limit convex can be set between transition piece and the first shell It rises, so as to the cooperation by the second limiting slot and the second retention bead positions transition piece and the first shell, meanwhile, The cooperation of second limiting slot and the second retention bead can also enhance the bonding strength between transition piece and the first shell.

In any of the above-described technical solution, it is preferable that the transition piece is additionally provided on the one end in the bottom case portion One or more limited posts.

In those technical solutions, one or more limited posts can be also provided on the bottom of transition piece, so as to Bottom case portion is limited by limited post.

In any of the above-described technical solution, it is preferable that be provided with locating slot or positioning protrusion on the upper surface of screw body.

In those technical solutions, the bottom end of screw body can be drivingly connected to connecting shaft, and on the top of screw body Positioning protrusion or locating slot are set on end face, while being correspondingly arranged a positioning groove or positioning protrusion on upper lid, thus The other end of screw rod is positioned using the cooperation of positioning protrusion and locating slot, so as to be carried out to the both ends of screw rod same Shi Dingwei, and then can prevent screw rod deflection from wearing.

In any of the above-described embodiment, it is preferable that screw rod further include: protective case is arranged in locating slot, or is arranged installation On positioning protrusion.

In those technical solutions, a protective case, such as wear-resisting silica gel etc. can be set in locating slot, a side is arranged in this kind Face can form a cushion space at the place of being located by connecting of upper cover and screw rod using protective case, pacify so as to make up screw rod Installation error when setting, and a buffering deformation space is provided for the play of screw rod at work.In addition, passing through setting Wear-resisting silica gel can also prevent screw rod from directly contacting with upper cover, and then can reduce the abrasion between screw rod and upper cover, to ensure spiral shell Bar will not be worn bad.Wherein, specifically, when being arranged in screw body is positioning protrusion, protective case can be directly set in On positioning protrusion, so as to positioning protrusion is protected, and when being arranged in screw body is locating slot, it can be by protective case along positioning The side wall and bottom wall of slot are arranged one week, so as to protect the entire cell wall of locating slot.

In any of the above-described technical solution, it is preferable that screw rod further include: reinforcer is arranged in the bottom of screw body, adds It is provided with via hole on strong part, via hole is coaxial with driving hole and mutual conduction, shape size and the driving hole shape size phase of via hole Mutually adaptation.

In those technical solutions, a reinforcer can be set on the bottom wall of the installation cavity of screw body, and utilize biography simultaneously Reinforcer is run through in dynamic hole, and also that is, being provided with a circle reinforcer around driving hole, this kind setting can be reinforced being driven The strength of materials of hole surrounding thus prevents driving hole to rupture because of intensity deficiency, and then can be improved the integral strength of screw rod, So that screw rod is durable.Wherein, by via hole, connecting shaft is enabled to pass through reinforcer, to be connect with screw drive, depending on Position hole navigates to screw body in processing for assistant reinforcement part, thus prevents screw body that reinforcer occurs in injection molding The case where deviation, occurs.

Wherein it is preferred to the shape size of via hole is consistent with the shape size of driving hole, this kind setting enables connecting shaft It is enough to be directly drivingly connected with reinforcer, it is thus possible to directly drive reinforcer and be rotated.It is excellent in any of the above-described technical solution Selection of land, reinforcer are metalwork.Reinforcer is preferably that the relatively good metalwork of intensity is made, because just can ensure to be driven in this way The intensity in hole, and then the intensity of driving hole can be prevented insufficient.

In any of the above-described technical solution, it is preferable that wearing piece is an integral structure with screw body.

In those technical solutions, wearing piece is preferably an integral structure with screw body, because of the mechanics being an integral structure Performance is good, it is thus possible to ensure the bonding strength between wearing piece and screw body, in addition, can also be by wearing piece and screw body one It is made, produces in batches, to improve the production efficiency of product, reduce the production and processing cost of product.Certainly, wearing piece and screw body It can also be split type structure, i.e. detachable structure.

Wherein it is preferred to wearing piece and screw body integrated injection molding, this kind setting can make wearing piece and screw body it Between bonding strength it is more preferable, and also can be avoided and form gap between wearing piece and screw body, can realize wearing piece with Seamless connection between screw body, thus the cleaning of more conducively product.Meanwhile the processing is simple for the processing method of integrated injection molding And it is at low cost, thus the manufacture processing cost of product can also be reduced.

In any of the above-described technical solution, it is preferable that screw body is made of plastics or metal.Screw body can be set to gold Belong to, can be configured as plastics, and be arranged to metal, can be improved the intensity of screw rod, but higher cost.

In any of the above-described technical solution, it is preferable that wearing piece is made of metal or glass or ceramics.

In those technical solutions, wearing piece is preferably that the preferable metal of wearability, glass and ceramics etc. are made, because golden Category, glass and ceramics are relatively common, thus are easy to purchase, meanwhile, the hardness of metal, glass and ceramics is preferable, it is thus possible to really Protect the wear-resisting property of screw rod, wherein it is further preferred that wearing layer is made of stainless steel, glass, ceramics, aluminium or titanium alloy.

The embodiment of second aspect of the present invention provides a kind of food preparation cup, is used for food processor, food processor Including pedestal, driving device is provided in pedestal, food preparation cup includes: cup body, can be mounted on the base；With it is any of the above-described The screw rod that technical solution provides, screw rod are mounted in cup body, and are drivingly connected with driving device.

The food preparation cup that embodiment according to the present invention provides, the screw rod with the offer of first aspect any embodiment, Therefore, the whole for the screw rod that also there is the food preparation cup that the embodiment of the present invention provides first aspect any embodiment to provide has Beneficial effect.It is numerous to list herein.

In above-mentioned multiple technical solutions, it is preferable that food preparation cup further include: strainer, be mounted on cup body and screw rod it Between.

In those technical solutions, food processor can be also arranged to the food processor of one cup body single screw rod, at this point, One strainer can be set again in the cup body of food preparation cup, so that food preparation cup can be used in single screw rod food preparation Machine, and the food processor of single screw rod can realize the crushing to food materials using cup body and screw rod, and after food materials crushing, it can pass through Strainer realizes the juice slag separation of food.

In any of the above-described technical solution, it is preferable that food preparation cup further includes upper cover, and upper cover can be covered mounted in cup body On.

In those technical solutions, feed operation can be carried out using upper cover, meanwhile, can also by upper cover come to screw rod into Row positioning, so as to carry out both ends positioning to screw rod.In addition, the opening of cup body can be also blocked by upper cover, thus It prevents from the intracorporal food materials of cup or juice from splashing outside cup body, and dust can be prevented etc. to drop into cup body.

Wherein it is preferred to be provided with location structure on upper lid, location structure can be with the locating slot or convex on screw rod Cooperation is played, is positioned with one end to screw rod.

In those technical solutions, location structure can be set on upper lid, be positioned so as to one end to screw rod, And the other end of screw rod can be drivingly connected to driving device, to can also be positioned, just can be realized to screw rod in this way Both ends positioning, and then screw rod deflection can be prevented.

In above-mentioned multiple technical solutions, it is preferable that be provided with boss on the bottom wall of cup body, screw rod is close to one end of cup body On be provided with installation cavity, boss can extend into the installation cavity of screw rod, with to screw rod carry out location and installation.

Wherein it is preferred to which boss is formed from the bottom wall of cup body to cup body sunken inside.This kind setting enables boss and cup body Enough form integral structure, it is thus possible to improve the intensity between protrusion and cup body.Meanwhile this kind is arranged but also boss and cup Body can be integrally formed, it is thus possible to reduce the processing cost of product.

In above-mentioned multiple technical solutions, it is preferable that cup body includes: crushing cup and extrusion cup, and crushing cup is led with extrusion cup It is logical, it is provided with screw rod in crushing cup, pressurizing unit is provided in extrusion cup, pressurizing unit enters for squeezing from crushing cup cup body Food materials in extrusion cup, so that the juice slag of food materials separates；Wherein, driving device includes the first drive shaft and the second drive shaft, First drive shaft is connect with screw rod, and for driving screw rod to crush food materials, the second drive shaft is connect with pressurizing unit, crowded for driving Pressure device rotation, so that the juice slag of food materials separates.

In those technical solutions, cup body can be arranged to the crushing cup and extrusion cup that two can be interconnected, and divide Above-mentioned screw rod is not equipped in crushing cup, and is equipped with a pressurizing unit in extrusion cup, it so just can be by food preparation Machine is arranged to twin-screw food processor, so as to carry out the crushing of food materials and extruding in two cups respectively.Wherein, Specifically, the working principle of this kind of food preparation cup are as follows: after food materials enter in crushing cup, driving of the screw rod in the first drive shaft The lower side wall with crushing cup cooperates to crush food, and smashed food materials are entered under the action of screw rod in extrusion cup, and Pressurizing unit squeezes food materials under the driving of the second drive shaft, so that the juice slag of food materials separates.The technical solution is by the powder of food materials Broken process and crowded juice tapping process separately carry out, and in crushing process, due to not needing to squeeze juice deslagging, in crushing cup Without the components such as strainer and rotating brush are arranged, so that the food materials in crushing cup can be in the collective effect of cup body and screw rod It is lower pulverized, while can be generally horizontally disposed by pressurizing unit in crowded juice tapping process, crowded juice dreg removing system can be arranged At horizontal, so as to be highly convenient for separating the juice slag of food, on the one hand this kind setting can ensure the juice of food processor On the other hand rate can be avoided using components such as strainer, rotating brushes, so that the structure of food processor is simple and is easy to Installation, simultaneously because eliminating strainer, it is thus possible to reduce the cleaning difficulty of user, and then be able to ascend user experience.

Wherein it is preferred to which driving device is motor, the first drive shaft and/or the second drive shaft are motor shaft.

In those technical solutions, preferably screw rod and/or pressurizing unit is driven to be rotated by motor, because of motor For driving device relatively common in food processor, thus it is easy to purchase, so as to reduce the cost of product.

The embodiment of third aspect present invention provides a kind of food processor, which includes pedestal, pedestal Inside it is provided with driving device；The screw rod provided with first aspect any embodiment, screw rod and driving device drive connection or second The food preparation cup that any one of aspect embodiment provides, food preparation cup can be mounted on the base.

Embodiment according to the present invention provide food processor, with first aspect any embodiment provide screw rod or The food preparation cup that second aspect any embodiment provides, therefore, the food processor that the embodiment of the present invention provides have the The whole beneficial effects for the food preparation cup that the screw rod or second aspect any embodiment that one side any embodiment provides provide, It is numerous to list herein.

In any of the above-described technical solution, it is preferable that food processor is Normal juice machine or juice extractor, certainly, food preparation Machine also can also be the other structures in addition to Normal juice machine and juice extractor, such as fruit juice mixer, wall-breaking machine etc..

Additional aspect and advantage according to the present invention will provide in following description section, partially will be from following description In become obvious, or practice through the invention is recognized.

Detailed description of the invention

Above-mentioned and/or additional aspect of the invention and advantage will become from the description of the embodiment in conjunction with the following figures Obviously and it is readily appreciated that, in which:

Fig. 1 is the structural schematic diagram for the screw rod that an embodiment according to the present invention provides；

Fig. 2 is another structural schematic diagram for the screw rod that an embodiment according to the present invention provides；

Fig. 3 is the another structural schematic diagram for the screw rod that an embodiment according to the present invention provides；

Fig. 4 is the structural schematic diagram for the annular wearing piece that an embodiment according to the present invention provides；

Fig. 5 is another structural schematic diagram for the annular wearing piece that an embodiment according to the present invention provides；

Fig. 6 is the another structural schematic diagram for the annular wearing piece that an embodiment according to the present invention provides；

Fig. 7 is the structural schematic diagram for the food processor that an embodiment according to the present invention provides.

Wherein, corresponding relationship of the Fig. 1 into Fig. 7 between appended drawing reference and component names are as follows:

100 screw rods, 1 screw body, 10 locating slots, 12 driving holes, 14 installation cavitys, 16 transition pieces, 162 hollow cavities, 164 first Glue feeding opening, 166 second glue feeding openings, 168 second limiting slots, 169 limited posts, 18 outer cores, 182 first shells, 1,822 second spirals Muscle, 184 second housings, 186 bottom case portions, 188 first connecting columns, 19 principal screw muscle, 2 wearing pieces, 22 toroidal shells, 222 first Limiting slot, 24 cooperation spiral bars, 26 datum planes, 28 lengthening convex ribs, 3 protective cases, 200 cup bodies, 300 upper covers, 400 strainers, 500 Pedestal, 510 driving devices.

Specific embodiment

To better understand the objects, features and advantages of the present invention, with reference to the accompanying drawing and specific real Applying mode, the present invention is further described in detail.It should be noted that in the absence of conflict, the implementation of the application Feature in example and embodiment can be combined with each other.

In the following description, numerous specific details are set forth in order to facilitate a full understanding of the present invention, still, the present invention may be used also Implement in a manner of using other than the one described here, therefore, protection scope of the present invention is not by following public tool The limitation of body embodiment.

Screw rod 100, food preparation cup and the food of embodiment according to the present invention offer are described referring to Fig. 1 to Fig. 7 Object processor.

As shown in Figures 1 to 7, the embodiment of first aspect present invention provides a kind of screw rod 100, is used for food preparation Machine, comprising: screw body 1 is provided with installation cavity 14 open at one end on the lower end surface of screw body 1, sets on the bottom wall of installation cavity 14 It is equipped with driving hole 12 closed at one end；Wearing piece 2 is arranged on the outer surface of screw body 1；Wherein, the thickness t of wearing piece 2 is big It is less than or equal to 1mm greater than 0mm in the thickness t that 0mm is less than or equal to 2mm or wearing piece 2, is provided on the outer side surface of screw body 1 Principal screw muscle 19, principal screw muscle 19 extends from the upper end surface helix of screw body 1 to the lower end surface of screw body 1, and principal screw muscle 19 It is less than or equal to the one of the height of screw body 1 close to the distance between the end face of the lower end of screw body 1 and the lower end surface of screw body 1 Half.

Embodiment according to the present invention provide screw rod 100, be used for food processor, the food processor include cup body and The screw rod 100 that the embodiment of the present invention provides, and by the way that driving hole 12 closed at one end, i.e. blind hole are arranged in screw body 1, from And the connecting shaft of the driving device 510 of food processor can be directly inserted into driving hole 12, to realize the drive to screw rod 100 Dynamic, this kind of structure can substitute 100 axis of screw rod, and then can cancel screw rod by setting driving hole 12 by driving hole 12 Connecting shaft can be first mounted in the mounting hole of cup body by 100 axis in this way in specifically assembling food preparation cup, then by spiral shell Bar 100 is mounted on the upper end of connecting shaft, hereafter can will be in food preparation cup integral installation to pedestal 500.This kind of mounting means, Since screw rod 100 and connecting shaft are split type structure, the installation of connecting shaft can be first carried out, then by sealed silicone, spiral shell Bar 100 etc. is sequentially arranged in connecting shaft, and therefore, in the installation process of screw rod 100, screw rod 100 not will receive sealed silicone Deng obstruction, therefore, can it is smooth, quickly and effortlessly realize food preparation cup assembling, and then can be improved installation experience. In addition, this kind of structure, due to eliminating the setting of 100 axis of screw rod, thus can also simplify the structure of screw rod 100, thus can The volume for enough reducing screw rod 100, in order to transport and store, and can reduce the processing cost of screw rod 100, to reduce product Totle drilling cost.And by the way that wearing piece 2 is arranged on the outer surface of screw body 1, it can be by wearing piece 2 by screw rod 100 and food The inner wall for handling the cup body of cup is isolated from each other, so as to reduce the friction between screw rod 100 and cup body, and then can be in screw rod When 100 rotation, the abrasion of screw rod 100 is reduced, to solve the problems, such as the damage easy to wear of screw rod 100.This kind of structure, on the one hand due to Reduce screw rod 100 be intended for single use when abrasion, therefore, after product long-time use, screw rod 100 will not serious wear, because And i.e. will not because of screw rod 100 abrasion and reduce the performance of product, and then can ensure that after product long-time use still With preferable performance.Abrasion of the another aspect due to reducing screw rod 100, falls off so as to reduce the abrasion of screw rod 100 Particle, and then the food for the particle contamination processing that can prevent screw rod 100 from falling off by abrasion, damage consumer health, in turn It can ensure the clean hygiene of food.In addition, the outer surface of screw rod 100 can also be protected by the way that wearing piece 2 is arranged, from And screw rod 100 can be prevented during the work time, by the pigment dyeing of food itself, and then i.e. so that the more easy cleaning of screw rod 100, again The tidiness of screw rod 100 after long-term use can be kept, and then can ensure the aesthetics of screw rod 100 and cooking machine for a long time.Its In, the thickness t of wearing piece 2 is preferably greater than 0mm less than or equal to 2mm, it is further preferred that the thickness t of wearing piece 2 is small greater than 0mm In be equal to 1mm, this kind setting wearing piece 2 can be designed it is relatively thin, to not interfere with screw body 1 to the normal place of food materials Reason, it is thus possible to while reducing screw rod 100 and wearing, it is ensured that screw rod 100 can ensure that out to the treatment effects of food materials, and then i.e. Juice rate.In addition, the setting also makes 2 convenient processing and manufacture of wearing piece, and compact, it is not take up space, and easy for installation, And can play the role of protecting screw body 1, whereas if the setting of wearing piece 2 is blocked up, it will then will increase the cost of wearing piece 2, And biggish installation space is needed, and be unfavorable for the treatment effect to food materials of screw rod 100.

And pacifying by being provided with installation cavity 14 open at one end on the bottom of screw body 1, and by the setting of driving hole 12 The lower end of screw body 1 can be arranged to hollow installation cavity 14 by behaveing affectedly on 14 bottom wall, thus just can be by driving hole 12 more It is arranged close to the top of screw body 1, drives screw rod 100 to be rotated in cooperation using connecting shaft and driving hole 12 in this way When, it can be by connecting shaft being protruded into screw body 1 as far as possible, thus connecting shaft can be with screw body 1 closer in screw rod 100 The position on top is drivingly connected, so just can be by the activation point of screw rod 100 and connecting shaft close to the center of gravity of screw rod 100 Setting to just can ensure the stability after the installation of screw rod 100, and then can prevent screw rod 100 from shaking during the work time, because And the friction that screw rod 100 occurs due to shaking with cup body can be reduced, so as to further decrease the abrasion of product.Another party Face is hollow by the way that the lower end of screw body 1 to be arranged to, additionally it is possible to a boss is set on the bottom wall of the cup body of food processor, from And when installing screw rod 100, boss can be extend into the lower end of screw body 1, to realize the location and installation to screw rod 100, It thus can be improved the installation speed and installation convenience of screw rod 100.In addition, it is hollow by the way that the lower end of screw body 1 to be arranged to, Thus screw rod 100 can also vertically be rested easily on desktop or hearth etc., and then screw rod 100 can be prevented in desktop or stove The case where being rolled everywhere on platform etc..

Wherein it is preferred to which the height of screw body 1 is H, the depth of installation cavity is h, wherein 1/3H≤h≤2/3H.This kind Setting is when cooperating using connecting shaft and driving hole 12 and screw rod 100 being driven to rotate, so that connecting shaft can extend into screw rod 100 Middle part, it is thus possible to ensure the center of gravity of screw rod 100, so can be further assured that screw rod 100 install after stability.

Wherein, by setting principal screw muscle 19, screw body 1 is sufficiently pulverized to food materials, and principal screw muscle 19 since the upper surface of screw body 1 downward spiral extend, and the spiral bar of many screw bodies 1 is there is no since upper surface, But downward spiral extends since the middle part of screw body 1, and this kind is arranged, and can pass through on the basis of common screw body 1 The part that principal screw muscle 19 is higher by normal spiral muscle forms cutting portion, thus this kind of screw body 1 can be first with principal screw muscle 19 Cutting portion preliminary machining is carried out to food materials, then carrying out the processing such as squeezing, it is thus possible to improve screw body 1 to food materials Treatment effect.Wherein, specifically, downward spiral extends to screw rod to principal screw muscle 19 preferably since the upper surface of screw body 1 The middle part or lower part of body 1, so that principal screw muscle 19 is longer, thus food materials are handled and conveyed convenient for screw rod.

Wherein, further, it is preferable that at least one secondary spiral shell is set as shown in Figure 1 to Figure 3, on the outer side surface of screw body 1 Muscle is revolved, the upper surface of secondary spiral bar is lower than the upper surface of principal screw muscle 19, wherein secondary spiral bar can be from any height of body part Position extends downwardly, and length can also be arbitrarily arranged.And body part can be further enhanced to food materials by the way that secondary spiral bar is arranged Processing capacity, to improve screw rod to the treatment effect of food materials.

Wherein, specifically, wearing piece 2 can be the sheet or block structure being directly attached on the outer surface of screw body 1, It can also be the cyclic structure being directly set in outside screw body 1, and the above structure can be by the cup body of screw rod 100 and food preparation cup Inner wall be isolated from each other, so as to reduce the friction between screw rod 100 and cup body, and then can be when screw rod 100 rotates, drop The abrasion of low screw rod 100 to solve the problems, such as the damage easy to wear of screw rod 100, and can be designed, more according to the demand of user Hommization.

Wherein, the one end of the cross-sectional area of screw body 1 from screw body 1 far from driving hole 12 is to screw body 1 close to driving hole 12 one end increases, i.e., the cross-sectional area of screw body 1 preferably increases from top to bottom, is mounted at food by screw body 1 in this way When in the cup body of reason machine, just the gap between screw body 1 and the inner sidewall of cup body can be made to reduce from top to bottom, thus just can Food materials the more are handled the more broken from top to bottom, and then screw body 1 can be improved to the treatment effect of food materials, to improve crushing juice rate.

In any of the above-described embodiment, it is preferable that as shown in figure 4, wearing piece 2 is annular wearing piece, annular wearing piece set If being mounted in screw body 1.

In those embodiments, the setting of wearing piece 2 is preferably circularized into wearing piece, because on the one hand annular is wear-resisting Part 2 can directly be set in the outer surface of screw body 1, easy for installation, time saving and energy saving；On the other hand, annular wearing piece 2 can arrive 360 ° of omnibearing protection is carried out, to screw body 1 so as to improve wearing piece 2 to the protecting effect of screw body 1.

In any of the above-described embodiment, it is preferable that as shown in Figures 1 to 4, annular wearing piece includes: toroidal shell 22, set If being mounted in screw body 1；Multiple cooperation spiral bars 24, spiral is arranged on the outer surface of toroidal shell 22；Wherein, Duo Gepei Close be respectively positioned in a datum plane 26 on one side close to the top of screw body 1 of spiral bar 24, datum plane 26 and toroidal shell 22 One side close to the top of screw body 1 is parallel.

In those embodiments, annular wearing piece includes toroidal shell 22 and multiple cooperation spiral bars 24, toroidal shell 22 It is arranged and is mounted in screw body 1, play the role of protecting screw body 1, screw body 1 is thus prevented to be ground in use Damage or corrosion, extend the service life of screw body 1.And toroidal shell 22 is spirally arranged in multiple cooperation spiral bars 24 Outer surface on so that screw rod 100 is while improving wearability, additionally it is possible to squeeze and crush and transmission food materials, and then can be true Screw rod 100 is protected to the normal processing power of food materials.And multiple cooperation being respectively positioned on one side close to the top of screw body 1 of spiral bar 24 In one datum plane 26, i other words the upper surface of multiple cooperation spiral bars 24 is concordant, this kind is arranged in be added by the technique being molded Work go out core 18 upper end shell when, enable and mold and the upper surface of spiral bar 24 cooperated to fit closely, so as to anti- Only injection molding liquid is exposed.

In any of the above-described embodiment, it is preferable that as shown in fig. 6, datum plane 26 and toroidal shell 22 are close to screw body 1 Top one side between be provided with preset height W, wherein W be more than or equal to 1mm.

In those embodiments, datum plane 26 and toroidal shell 22 are arranged between the one side at the top of screw body 1 There is a preset height W, guarantee end face of the cooperation spiral bar 24 without departing from toroidal shell 22, and then guarantees the first shell 182 and the Faying face is smooth when two 184 injection moldings of shell.Wherein, W is too small, most probably influences injection molding；W is excessive, reduces The length for cooperating spiral bar 24 reduces the extruding to food materials and crushes and transmit.

In any of the above-described embodiment, it is preferable that toroidal shell 22 is an integral structure with multiple cooperation spiral bars 24.Ring Shape shell 22 is an integral structure with multiple cooperation spiral bars 24, so that the intensity of annular wearing piece is high, it is not easy to damage, and add Work manufacture is more convenient.

In any of the above-described embodiment, it is preferable that as shown in figure 4, being provided with the first limit on the inner wall of toroidal shell 22 Slot 222, corresponding first limiting slot 222 is provided with the first retention bead in screw body 1, and the first retention bead is inserted into first In limiting slot 222.

In those embodiments, it is provided with the first limiting slot 222 on the inner wall of toroidal shell 22, corresponding the in screw body 1 One limiting slot 222 is provided with the first retention bead, and the first retention bead is inserted into the first limiting slot 222, plays to ring The effect that shape shell 22 limits, so that toroidal shell 22 is securely fixed on screw rod 100, food processor is in the course of work In, toroidal shell 22 is unlikely to fall off from screw body 1 under the squeezing action of external force, and then guarantees food processor just Often work.Wherein it is preferred to the quantity of the first limiting slot 222 and the first retention bead can be it is multiple, be further ensured that circular casing The fastness that body 22 is connect with screw body 1.First retention bead can be an integral structure with screw body 1, improve the first limit The intensity of protrusion, the first retention bead do not allow frangibility.

In any of the above-described embodiment, it is preferable that as shown in Figure 1 to Figure 3, screw body 1 includes: transition piece 16, transition piece Hollow cavity 162 open at one end and hollow is provided on 16 one end；First shell 182 is fitted in transition piece 16 far from hollow On the end face of the one end of outer surface and transition piece 16 far from hollow cavity 162 of one end of chamber 162；Second housing 184, is fitted in Transition piece 16 is provided on the outer surface of one end of hollow cavity 162, and wearing piece 2 is arranged in second housing 184 far from transition piece In 16 one side；Bottom case portion 186 is fitted in transition piece 16 on the end face of one end of hollow cavity 162, and in bottom case portion 186 It is provided with the recessed portion to 162 sunken inside of hollow cavity, the inner surface of recessed portion and the cavity wall of hollow cavity 162 are bonded to each other.

In those embodiments, screw rod 100 first can be arranged to inside and outside double-layer structure, specifically, for example be arranged to transition Part 16 and outer core 18 this two parts, and screw body 1 includes outer core 18 and transition piece 16, in specific manufacture, can first by Then 16 machine-shaping of transition piece processes outer core 18 on the outer surface of transition piece 16 again, specifically, for example, can first by 16 injection molding of part is crossed, outer core 18, this kind setting are then being molded by outside transition piece 16 by the molding mode of embedding and injection molding Compared to by for the mode of 1 integrated injection molding of screw body, the surface quality of screw body 1 can be improved, it is thus possible to improve spiral shell The comprehensive performance of the body of rod 1, while this kind setting also reduces the difficulty of processing of screw body 1, thereby reduces production cost.This Outside, this kind setting can also choose different materials according to actual needs and process different transition piece 16 and outer core 18, so that spiral shell Bar 100 can be applicable in different occasions, to meet the various demands of user.It specifically, for example, can be by transition piece 16 by gold Category is made, and outer core 18 is made of food-grade material, can ensure the intensity of transition piece 16, on the one hand in this way to ensure screw rod On the other hand 100 integral strength can be improved the corrosion resistance of screw rod 100 by outer core 18, thus prevent screw rod 100 It gets rusty.In addition, transition piece 16 is made of metal, additionally it is possible to ensure that the intensity of driving hole 12 is preferable, therefore not have to again additional setting Reinforcer, to can also simplify the structure of product.For another example, outer core 18 can be arranged to wear-resistant material, so that whole A screw rod 100 can be wear-resisting, and can also prevent entire screw rod 100 by the pigment dyeing of food materials.Further, since outer core 18 wraps It overlays on the outer surface of transition piece 16, therefore when screw rod 100 works, only outer core 18 is directly contacted with food, it is also only outer Core 18 and the cup body of food processor are cooperated, to squeeze food materials, the processing such as conveying.Therefore, in actual production Cheng Zhong, may be selected that junior, hardness is preferable, transition piece 16 is made in material antirust, that cost is relatively inexpensive, and select It is higher ranked, hardness is preferable, not antirust, material that cost is more expensive outer core 18 is made, one side can be by outer in this way So as to ensure the overall performance and quality of screw body 1, on the other hand core 18 ensures the performance of the outer surface of screw body 1, The production and processing cost of screw body 1 can be reduced by transition piece 16, so as to improving the same of the comprehensive quality of screw body 1 When, the cost of screw body 1 is controlled, so that the cost performance of product can be improved, improve the competitiveness of product in market.Simultaneously as The outer surface of outer core 18 also needs to process the structures such as spiral bar, and outer core 18 needs to coat entire transition piece 16, therefore, outer core 18 difficulty of processing is larger, therefore, outer core 18 can be disassembled into multiple portions again, just externally can carry out substep by core 18 in this way Processing, so that the difficulty of processing of outer core 18 can be reduced.It is therefore preferred that outer core 18 can be disassembled into the first shell 182, the Two shells 184 and these three parts of bottom shell, can reduce the difficulty of processing of outer core 18 in this way, and be unlikely to tear open in outer core 18 What is solved is excessive, and causes manufacturing procedure complicated, thus can ensure that the processing efficiency of outer core 18.

Wherein it is preferred to which transition piece 16, by injection molding, second housing 184, transition piece 16 and bottom case portion 186 are logical Cross injection molding.

In those embodiments, transition piece 16 preferably by injection molding, can reduce adding for transition piece 16 in this way Work technique, it is preferred that second housing 184, transition piece 16 and bottom case portion 186 are it is also preferred that pass through injection molding.

In any of the above-described embodiment, it is preferable that as shown in fig. 6, being arranged on the inward flange of the upper surface of toroidal shell 22 There is a circle to lengthen convex ribs 28, lengthens convex ribs 28 and be arranged between the first shell and transition piece 16.

In those embodiments, a circle annular convex rib can be set on the inward flange of the upper surface of toroidal shell 22, because After the first shell injection molding, plastics expand with heat and contract with cold, and will lead to the first shell and shrink upwards, therefore, are lengthened by setting Convex ribs 28 can enable the first shell by lengthening convex ribs 28 and wearing piece 2 in axial direction after the first shell is shunk upwards Upper coincidence of a folding, and then gap will not be formed in the junction of the first shell and wearing piece 2, it is thus possible to make product machine-shaping Better quality afterwards.

In any of the above-described embodiment, it is preferable that the face and transition piece 16 and second that transition piece 16 is contacted with bottom case portion 186 Be provided with the first glue feeding opening 164 through transition piece 16 between the face that shell 184 contacts, bottom case portion 186 and second housing 184 it Between contacted with bottom case portion 186 by the connection of the first connecting column 188 for being arranged in the first glue feeding opening 164 and/or transition piece 16 The second glue feeding opening 166 through transition piece 16, bottom case portion are provided between the face that face and transition piece 16 are contacted with the first shell 182 186 and first are connected by the second connecting column being arranged in the second glue feeding opening 166 between shell 182.

In those embodiments, can on transition piece 16, the face that transition piece 16 is contacted with bottom case portion 186 and transition piece 16 with The first glue-feeder is set between the face that second housing 184 contacts, it, just can be by second in this way when being processed by way of injection molding 186 integrated injection molding of shell 184 and bottom case portion, similarly, can on transition piece 16, transition piece 16 contacts with bottom case portion 186 Second glue-feeder is set between the face that face and transition piece 16 are contacted with the first shell 182, is being processed by way of injection molding in this way When, it just can be by 186 integrated injection molding of the first shell 182 and bottom case portion.This kind of structure passes through the first glue feeding opening 164 of setting And/or second glue feeding opening 166 the inner surface and the outer surface of transition piece 16 is connected, therefore, can be by 186 He of bottom case portion Second shell and/or bottom case portion 186 and second shell integrated injection molding, so as to reduce the difficulty of processing of outer core 18 Meanwhile improving the processing efficiency of outer core 18.

In any of the above-described embodiment, the first shell 182 and second housing 184 is an integral structure or the first shell 182 It is split type structure with second housing 184.

In those embodiments, the first shell 182 and second housing 184 are preferably split type structure, be can reduce in this way Difficulty of processing.Certainly, in another embodiment, can also link into an integrated entity the first shell 182 and second housing 184 formula structure, It can be improved the bonding strength between the first shell 182 and second housing 184 in this way, while this kind is arranged so that the first shell 182 and second housing 184 can be integrally machined molding, it is thus possible to improve processing efficiency.

In any of the above-described embodiment, it is preferable that bottom case portion 186 and second housing 184 and the first connecting column 188 are integrated Formula structure, bottom case portion 186 and the first shell 182 and the second connecting column are an integral structure or bottom case portion 186 and second housing 184 and 188 integrated injection molding of the first connecting column, bottom case portion 186 and the first shell 182 and the second connecting column integrated injection molding at Type.

In those embodiments, bottom case portion 186 and second housing 184 and the first connecting column 188 are preferably an integral structure, And preferably integrated injection molding, bottom case portion 186 and the first shell 182 and the second connecting column are preferably an integral structure, and excellent It is selected as integrated injection molding.Because can reduce the processing technology of product in this way, and can make between all parts of screw rod 100 What can be connected is more firm.

Wherein it is preferred to be provided with the second spiral bar 1822 on the first shell 182, the second spiral bar 1822 for squeezing, Cutting, crushing and conveying food materials etc..

In any of the above-described embodiment, it is preferable that be provided with the second limit on one in transition piece 16 and the first shell 182 Position slot 168 is provided with the second retention bead on another in transition piece 16 and the first shell 182, and the second retention bead can Cooperate with the second limiting slot 168, to be limited to transition piece 16 and the first shell 182.

In those embodiments, the second limiting slot 168 and the second limit can be set between transition piece 16 and the first shell 182 Position protrusion, so as to by the cooperation of the second limiting slot 168 and the second retention bead to transition piece 16 and the first shell 182 into Row positioning, meanwhile, the cooperation of the second limiting slot 168 and the second retention bead can also enhance transition piece 16 and the first shell 182 it Between bonding strength.

In any of the above-described embodiment, it is preferable that transition piece 16 is additionally provided with one or more on the one end in bottom case portion A limited post 169.

In those embodiments, one or more limited posts 169 can be also provided on the bottom of transition piece 16, so as to It is enough that bottom case portion is limited by limited post 169.

In any of the above-described embodiment, it is preferable that be provided with locating slot 10 or positioning protrusion on the upper surface of screw body 1.

In those embodiments, the bottom end of screw body 1 can be drivingly connected to connecting shaft, and on the top of screw body 1 Positioning protrusion or locating slot 10 are set on end face, while being correspondingly arranged a positioning groove or positioning protrusion in upper cover 300, thus The other end of screw rod 100 can be positioned using the cooperation of positioning protrusion and locating slot 10, so as to screw rod 100 Both ends carry out simultaneously position, and then can prevent 100 deflection of screw rod abrasion.

In any of the above-described embodiment, it is preferable that as depicted in figs. 1 and 2, screw rod 100 further include: protective case 3, setting exist In locating slot 10, or it is arranged and is mounted on positioning protrusion.

In those embodiments, protective case 3, such as wear-resisting silica gel etc., this kind setting one can be set in locating slot 10 Aspect can form a cushion space at the place of being located by connecting of upper cover 300 and screw rod 100 using protective case 3, so as to more Installation error of the screw rod 100 when installing positioning is mended, and provides a buffering deformation sky for the play of screw rod 100 at work Between.In addition, can also prevent screw rod 100 from directly contacting with upper cover 300 by the way that wear-resisting silica gel is arranged, and then screw rod 100 can be reduced With the abrasion between upper cover 300, to ensure that it is bad that screw rod 100 will not be worn.Wherein, specifically, it is arranged in screw body 1 and is When positioning protrusion, protective case 3 can be directly set on positioning protrusion, so as to positioning protrusion is protected, and in screw body 1 When setting is locating slot 10, protective case 3 can be arranged one week along the side wall and bottom wall of locating slot 10, so as to protect positioning The entire cell wall of slot 10.

In any of the above-described embodiment, it is preferable that screw rod 100 further include: reinforcer is arranged in the bottom of screw body 1, It is provided with via hole on reinforcer, via hole is coaxial with driving hole 12 and mutual conduction, the shape size and 12 shape of driving hole of via hole Size is mutually adapted.

In those embodiments, a reinforcer can be set on the bottom wall of the installation cavity 14 of screw body 1, and utilize biography simultaneously Reinforcer is run through in dynamic hole 12, and also that is, being provided with a circle reinforcer around driving hole 12, this kind setting can be reinforced The strength of materials of 12 surrounding of driving hole thus prevents driving hole 12 to rupture because of intensity deficiency, and then can be improved screw rod 100 Integral strength so that screw rod 100 is durable.Wherein, by via hole, connecting shaft is enabled to pass through reinforcer, with spiral shell Bar 100 is drivingly connected, and location hole navigates to screw body 1 in processing for assistant reinforcement part, and screw body 1 is thus prevented to exist There is a situation where reinforcer deviations to occur when injection molding.

Wherein it is preferred to which the shape size of via hole is consistent with the shape size of driving hole 12, this kind is arranged so that connecting shaft It can be directly drivingly connected with reinforcer, it is thus possible to directly drive reinforcer and be rotated.It is excellent in any of the above-described embodiment Selection of land, reinforcer are metalwork.Reinforcer is preferably that the relatively good metalwork of intensity is made, because just can ensure to be driven in this way The intensity in hole 12, and then the intensity of driving hole 12 can be prevented insufficient.

In any of the above-described embodiment, it is preferable that wearing piece 2 is an integral structure with screw body 1.

In those embodiments, wearing piece 2 is preferably an integral structure with screw body 1, because of the mechanics being an integral structure Performance is good, it is thus possible to ensure the bonding strength between wearing piece 2 and screw body 1, in addition, can also be by wearing piece 2 and screw body 1 It is made into integration, produces in batches, to improve the production efficiency of product, reduce the production and processing cost of product.Certainly, wearing piece 2 with Screw body 1 can also be split type structure, i.e. detachable structure.

Wherein it is preferred to wearing piece 2 and 1 integrated injection molding of screw body, this kind setting can make wearing piece 2 and screw rod Bonding strength between body 1 is more preferable, and also can be avoided and form gap between wearing piece 2 and screw body 1, can realize resistance to Grind the seamless connection between part 2 and screw body 1, thus the cleaning of more conducively product.Meanwhile the processing method of integrated injection molding The processing is simple and at low cost, thus can also reduce the manufacture processing cost of product.

In any of the above-described embodiment, it is preferable that screw body 1 is made of plastics or metal.Screw body 1 can be set to gold Belong to, can be configured as plastics, and be arranged to metal, can be improved the intensity of screw rod 100, but higher cost.

In any of the above-described embodiment, it is preferable that wearing piece 2 is made of metal or glass or ceramics.

In those embodiments, wearing piece 2 is preferably that the preferable metal of wearability, glass and ceramics etc. are made, because golden Category, glass and ceramics are relatively common, thus are easy to purchase, meanwhile, the hardness of metal, glass and ceramics is preferable, it is thus possible to really Protect the wear-resisting property of screw rod 100, wherein it is further preferred that wearing layer is by stainless steel, glass, ceramics, aluminium or titanium alloy system At.

As shown in fig. 7, the embodiment of second aspect of the present invention provides a kind of food preparation cup, it is used for food processor, Food processor includes pedestal 500, and driving device 510 is provided in pedestal 500, and food preparation cup includes: cup body 200, can It is mounted on pedestal 500；The screw rod 100 provided with any of the above-described embodiment, screw rod 100 is mounted in cup body 200, and with driving Device 510 is drivingly connected.

The food preparation cup that embodiment according to the present invention provides, the screw rod provided with first aspect any embodiment 100, therefore, the screw rod 100 that also there is the food preparation cup that the embodiment of the present invention provides first aspect any embodiment to provide Whole beneficial effects.It is numerous to list herein.

In above-mentioned multiple embodiments, it is preferable that as shown in fig. 7, food preparation cup further include: strainer 400 is mounted on cup Between body 200 and screw rod 100.

In those embodiments, food processor can be also arranged to the food processor of 200 single screw rod 100 of one cup body, At this point, a strainer 400 can be arranged again in the cup body 200 of food preparation cup, so that food preparation cup can be used in single spiral shell 100 food processor of bar, and the food processor of single screw rod 100 can realize the powder to food materials using cup body 200 and screw rod 100 It is broken, and after food materials crushing, it can realize that the juice slag of food is separated by strainer 400.

In any of the above-described embodiment, it is preferable that as shown in fig. 7, food preparation cup further includes upper cover 300,300 energy of upper cover Enough lids are on cup body 200.

In those embodiments, feed operation can be carried out using upper cover 300, meanwhile, it can also be by upper cover 300 come to spiral shell Bar 100 is positioned, so as to carry out both ends positioning to screw rod 100.In addition, can also block cup body 200 by upper cover 300 Opening, so that can prevent food materials or juice in cup body 200 from splashing outside cup body 200, and can prevent dust etc. drops into cup In body 200.

Wherein it is preferred to be provided with location structure in upper cover 300, location structure can be with the locating slot 10 on screw rod 100 Or positioning protrusion cooperation, it is positioned with one end to screw rod 100.

In those embodiments, location structure can be set in upper cover 300, be carried out so as to one end to screw rod 100 Positioning, and the other end of screw rod 100 can be drivingly connected to driving device 510, thus can also be positioned, it so just can be real Now the both ends of screw rod 100 are positioned, and then 100 deflection of screw rod can be prevented.

In above-mentioned multiple embodiments, it is preferable that be provided with boss on the bottom wall of cup body 200, screw rod 100 is close to cup body Installation cavity 14 is provided on 200 one end, boss can extend into the installation cavity 14 of screw rod 100, to determine screw rod 100 Position installation.

Wherein it is preferred to which boss is formed from the bottom wall of cup body 200 to 200 sunken inside of cup body.This kind be arranged so that boss with Cup body 200 is capable of forming integral structure, it is thus possible to improve the intensity between protrusion and cup body 200.Meanwhile this kind is arranged Boss is integrally formed with cup body 200, it is thus possible to reduce the processing cost of product.

In above-mentioned multiple embodiments, it is preferable that cup body 200 includes: crushing cup and extrusion cup, and crushing cup is led with extrusion cup It is logical, it is provided with screw rod 100 in crushing cup, pressurizing unit is provided in extrusion cup, pressurizing unit is for squeezing from crushing cup cup body 200 enter the food materials in extrusion cup, so that the juice slag of food materials separates；Wherein, driving device 510 includes the first drive shaft and the Two drive shafts, the first drive shaft are connect with screw rod 100, for driving screw rod 100 to crush food materials, the second drive shaft and pressurizing unit Connection, for driving pressurizing unit to rotate, so that the juice slag of food materials separates.

In those embodiments, cup body 200 can be arranged to the crushing cup and extrusion cup that two can be interconnected, and divide Above-mentioned screw rod 100 is not equipped in crushing cup, and is equipped with a pressurizing unit in extrusion cup, it so just can will be at food Reason machine is arranged to 100 food processor of twin-screw, so as to carry out the crushing of food materials and extruding in two cups respectively. Wherein, specifically, the working principle of this kind of food preparation cup are as follows: after food materials enter in crushing cup, screw rod 100 is in the first driving Cooperate under the driving of axis with the side wall of crushing cup to crush food, smashed food materials enter under the action of screw rod 100 In extrusion cup, and pressurizing unit squeezes food materials under the driving of the second drive shaft, so that the juice slag of food materials separates.The embodiment will The crushing process of food materials and crowded juice tapping process separately carry out, and in crushing process, due to not needing to squeeze juice deslagging, Do not have to the setting components such as strainer 400 and rotating brush in crushing cup so that the food materials in crushing cup can cup body 200 with It is crushed, while can be generally horizontally disposed by pressurizing unit in crowded juice tapping process, can incite somebody to action under the collective effect of screw rod 100 It squeezes juice dreg removing system and is arranged to horizontal, so as to be highly convenient for separating the juice slag of food, on the one hand this kind setting can ensure On the other hand the crushing juice rate of food processor can be avoided using components such as strainer 400, rotating brushes, so that at food The structure of reason machine is simple and is easily installed, simultaneously because eliminating strainer 400, it is thus possible to the cleaning difficulty for reducing user, into And it is able to ascend user experience.

Wherein it is preferred to which driving device 510 is motor, the first drive shaft and/or the second drive shaft are motor shaft.

In those embodiments, preferably screw rod 100 and/or pressurizing unit is driven to be rotated by motor, because electric Machine is driving device 510 relatively common in food processor, thus is easy to purchase, so as to reduce the cost of product.

As shown in fig. 7, the embodiment of third aspect present invention provides a kind of food processor, which includes Pedestal 500 is provided with driving device 510 in pedestal 500；The screw rod 100 provided with first aspect any embodiment, screw rod 100 It is drivingly connected with driving device 510 or the food preparation cup of any one of second aspect embodiment offer, food preparation cup can pacify On pedestal 500.

The food processor that embodiment according to the present invention provides, the screw rod provided with first aspect any embodiment 100 or second aspect any embodiment provide food preparation cup, therefore, the embodiment of the present invention provide food preparation equipment The whole for the food preparation cup that the screw rod 100 or second aspect any embodiment for having first aspect any embodiment to provide provide has Beneficial effect, it is numerous to list herein.

In any of the above-described embodiment, it is preferable that food processor is Normal juice machine or juice extractor, certainly, food processor Also the other structures in addition to Normal juice machine and juice extractor, such as fruit juice mixer, wall-breaking machine etc. be can also be.

In the description of this specification, the orientation or positional relationship of the instructions such as term " on ", "lower" is based on shown in attached drawing Orientation or positional relationship, be merely for convenience of description of the present invention and simplification of the description, rather than the device of indication or suggestion meaning Or element must have a particular orientation, be constructed and operated in a specific orientation, therefore be not considered as limiting the invention； Term " connection ", " installation ", " fixation " etc. shall be understood in a broad sense, for example, " connection " may be a fixed connection, being also possible to can Dismantling connection, or be integrally connected；It can be directly connected, it can also be indirectly connected through an intermediary.For this field For those of ordinary skill, the specific meanings of the above terms in the present invention can be understood according to specific conditions.

In the description of this specification, the description of term " one embodiment ", " some embodiments ", " specific embodiment " etc. Mean that particular features, structures, materials, or characteristics described in conjunction with this embodiment or example are contained at least one reality of the invention It applies in example or example.In the present specification, schematic expression of the above terms are not necessarily referring to identical embodiment or reality Example.Moreover, description particular features, structures, materials, or characteristics can in any one or more of the embodiments or examples with Suitable mode combines.

These are only the preferred embodiment of the present invention, is not intended to restrict the invention, for those skilled in the art For member, the invention may be variously modified and varied.All within the spirits and principles of the present invention, it is made it is any modification, Equivalent replacement, improvement etc., should all be included in the protection scope of the present invention.

Claims (15)

1. a kind of screw rod, it to be used for food processor, which is characterized in that the screw rod includes:

Screw body is provided with installation cavity open at one end on the lower end surface of the screw body, is arranged on the bottom wall of the installation cavity There is driving hole closed at one end；

Wearing piece is arranged on the outer surface of the screw body；

Wherein, the thickness t of the wearing piece, which is greater than 0mm and is less than or equal to the thickness t of 2mm or the wearing piece, is greater than 0mm and is less than etc. In being provided with principal screw muscle, upper surface spiral shell of the principal screw muscle from the screw body on 1mm, the outer side surface of the screw body The lower end surface of screw body described in rotation direction extends, and the end face of lower end of the principal screw muscle close to the screw body and the screw rod The distance between lower end surface of body is less than or equal to the half of the height of the screw body.

2. screw rod according to claim 1, which is characterized in that

The wearing piece is annular wearing piece, and the annular wearing piece, which is arranged, to be mounted in the screw body.

3. screw rod according to claim 2, which is characterized in that it is described annular wearing piece include:

Toroidal shell is arranged and is mounted in the screw body；

Multiple cooperation spiral bars, spiral are arranged on the outer surface of the toroidal shell；

Wherein, multiple cooperation spiral bar are respectively positioned in a datum plane on one side close to the top of the screw body, it is described One side of the datum plane with the toroidal shell close to the top of the screw body is parallel.

4. screw rod according to claim 3, which is characterized in that

The datum plane and the toroidal shell are provided with preset height W between the one side at the top of the screw body, Wherein, W is more than or equal to 1mm；And/or

The toroidal shell is an integral structure with multiple cooperation spiral bars.

5. screw rod according to claim 3, which is characterized in that

It is provided with the first limiting slot on the inner wall of the toroidal shell, first limiting slot is corresponded in the screw body and is provided with First retention bead, first retention bead are inserted into first limiting slot.

6. screw rod according to claim 3, which is characterized in that the screw body includes:

Transition piece is provided with hollow cavity open at one end and hollow on one end of the transition piece；

First shell, the outer surface and the transition piece for being fitted in the one end of the transition piece far from the hollow cavity are far from institute On the end face for stating one end of hollow cavity；

Second housing is fitted on the outer surface of one end that the transition piece is provided with the hollow cavity, and the wearing piece is set It sets in one side of the second housing far from the transition piece；

Bottom case portion is fitted in the transition piece on the end face of one end of the hollow cavity, and is provided in the bottom case portion To the recessed portion of the hollow cavity sunken inside, the inner surface of the recessed portion and the cavity wall of the hollow cavity are bonded to each other.

7. screw rod according to claim 6, which is characterized in that

It is provided with a circle on the inward flange of the upper surface of the toroidal shell and lengthens convex ribs, the lengthening convex ribs are located at described first Between shell and the transition piece.

8. screw rod according to claim 6, which is characterized in that

It is arranged between the face that the face and the transition piece that the transition piece is contacted with the bottom case portion are contacted with the second housing Have the first glue feeding opening through the transition piece, between the bottom case portion and the second housing by setting described first into The connection of the first connecting column and/or the face that is contacted with the bottom case portion of the transition piece and the transition piece in glue hole with it is described The second glue feeding opening through the transition piece, the bottom case portion and first shell are provided between the face of first shell contact Between connected by the second connecting column for being arranged in second glue feeding opening.

9. screw rod according to claim 7, which is characterized in that

First shell and the second housing are an integral structure or first shell and the second housing are fission Formula structure；And/or

The bottom case portion and the second housing and first connecting column are an integral structure, the bottom case portion and described first Shell and second connecting column are an integral structure or the bottom case portion and the second housing and first connecting column one Body injection molding, the bottom case portion and first shell and the second connecting column integrated injection molding；And/or

The second limiting slot is provided on one in the transition piece and first shell, outside the transition piece and described first The second retention bead is provided on another in shell, second retention bead can cooperate with second limiting slot；

And/or the transition piece is additionally provided with one or more limited posts on the one end in the bottom case portion.

10. screw rod according to any one of claim 1 to 9, which is characterized in that

Locating slot or positioning protrusion are provided on the upper surface of the screw body.

11. screw rod according to claim 10, which is characterized in that further include:

Protective case is arranged in the locating slot, or is arranged and is mounted on the positioning protrusion.

12. screw rod according to any one of claim 1 to 9, which is characterized in that the screw rod further include:

Reinforcer is arranged in the bottom of the screw body, and via hole, the via hole and the transmission are provided on the reinforcer Hole is coaxial and mutual conduction, the shape size of the via hole are mutually adapted with the driving hole shape size.

13. screw rod according to any one of claim 1 to 9, which is characterized in that

The wearing piece is an integral structure with the screw body；And/or

The screw body is made of plastics or metal；And/or

The wearing piece is made of metal or glass or ceramics.

14. a kind of food preparation cup is used for food processor, the food processor includes pedestal, is provided in the pedestal Driving device, which is characterized in that the food preparation cup includes:

Cup body can be mounted on the base；

Screw rod as described in any one of claims 1 to 13, the screw rod are mounted in the cup body, and can be with the drive Dynamic device is drivingly connected.

15. a kind of food processor characterized by comprising

Pedestal is provided with driving device in the pedestal；With

Screw rod as described in any one of claims 1 to 13, the screw rod can be drivingly connected with the driving device, or such as Food preparation cup described in claim 14, the food preparation cup can be mounted on the base.