CN104305894A

CN104305894A - Mixing device

Info

Publication number: CN104305894A
Application number: CN201410646437.2A
Authority: CN
Inventors: 唐娟
Original assignee: Individual
Current assignee: Individual
Priority date: 2014-11-15
Filing date: 2014-11-15
Publication date: 2015-01-28

Abstract

A mixing device comprises a driving shaft (7) and mixing blades (1), wherein the driving shaft (7) is arranged in an inner container (9) in a penetrating manner, and the mixing blades (1) can be separated from the driving shaft (7). The mixing blades (1) and the driving shaft (7) synchronously rotate, scraping parts (2) made of elastic synthetic resin are arranged at the lower ends of the mixing blades (1), folded edges (1.3) are arranged at the lower ends of the mixing blades (1) and gradually formed from a near shaft end to a far shaft end, the scraping parts (2) are fastened on the folded edges (1.3) and cling to the inner container (9), and pre-scraping parts (4) are arranged on the sides of the forward directions of the mixing blades (1). The mixing device can be closely fitted with the inner container (9), and excessive abrasion cannot be generated, so that the mixing device uniformly mixes. In addition, accuracy requirements of parts and torque requirements of a motor are reduced, and double-barreled problems are solved.

Description

A kind of agitating device

Technical field

The present invention relates to a kind of stirring vane of household electrical appliance, particularly a kind of stirring vane being applied to making bean jelly or Guiling Jelly.

Background technology

Number of patent application is: 201310155363.8 patents of invention being called the automatic Bean jelly maker of family expenses, it discloses: also have the agitating device be made up of motor and this one of motor-driven stirring vane or stirring rod group.Described stirring vane or stirring rod group are arranged in inner bag and contact with bottom this inner bag.Described stirring vane has the through hole of not determined number, its underpart have to the direction of motion tilt and with inner bag bottom in the flanging of angle.There is following problems in this technical scheme, stirring vane is that hard material is made, and after long-time use, itself or inner bag contact surface can produce wearing and tearing, affect attractive in appearance.And there is the problem that laminating imprecision produces gap, the bean jelly adding thermosetting floccule being caused so not strike off in time and cause being burned, also affecting mouthfeel because being heated uneven even without being burned.And this is a problem of facing a difficult choice at present, if stirring vane laminating too closely though its scraping effect is good easily weares and teares, if but do not fit tightly, there is the problem that stirring is uneven or be burned.In addition, when stirring vane or inner bag have excessive dimensional discrepancy, then its contact also there will be problem, namely too high to the required precision of parts.In addition, for the sediment of the similar starch be deposited in bottom inner bag and so on, need to overcome very large resistance during electric motor starting and could promote these starch, just high to the torque requiremnt of motor like this.

Summary of the invention

The object of the invention is for the deficiencies in the prior art, a kind of agitating device that can fit tightly inner bag is provided, both can not produces too much wearing and tearing, effectively can strike off the thing that is heated again, make it stir.Scheme provided by the invention allows inner bag or stirring parts occur certain tolerance and can not affect use in addition, reduces the required precision of parts.Again, technical scheme of the present invention contributes to overcoming sedimentary resistance when reducing electric motor starting, thus extends motor service life.

To achieve these goals, the invention provides a kind of agitating device, comprise: inner bag, wear the driving shaft in inner bag, with the stirring vane of the separable setting of driving shaft, stirring vane, with driving shaft synchronous rotary, is characterized in that: what stirring vane lower end also had that elastically deformable material makes strikes off part.

Wherein: described elastically deformable material is elastic synthetic resin, more specifically refer to based on urethanes, styrene-based, based on silicones, natural rubber or synthetic rubber.

Wherein: the flanging that its lower end of described stirring vane has gradual change to be formed from proximal ends to axle head far away, strike off part to be anchored on flanging and to be close to inner bag.

Wherein: the direction of advance side of stirring vane also has strikes off part in advance.

Wherein: the distance striking off part and inner bag is in advance that d3, d3 are between 0.1-10mm; Striking off part in advance with the distance striking off part is that d2, d2 are between 0-40mm.

Wherein: stirring vane is at least 1.

Wherein: also there is the elastic pressed piece providing axial force to compress stirring vane.

Wherein: described elastic pressed piece is spring.

Wherein: also there is elastic clamping pieces.

Wherein: comprise the electrical equipment that this agitating device of application makes bean jelly or Guiling Jelly.

Beneficial effect of the present invention is: provide a kind of agitating device that can fit tightly inner bag, both can not produce too much wearing and tearing, effectively can strike off the thing that is heated again, make it stir.In addition, allow inner bag or stirring parts occur certain dimensional tolerance and use can not be affected, reduce the required precision of parts.And reduce the torque requiremnt of motor.

Accompanying drawing explanation

Fig. 1 is schematic perspective view of the present invention;

Fig. 2 is the partial schematic diagram that the present invention cuts open section A-A;

Fig. 3 of the present inventionly cuts open section B-B;

Fig. 4 is the schematic perspective view of the another kind of elastic clamping pieces of the present invention;

Fig. 5 is the schematic perspective view of the pre-stirring parts of another kind of the present invention.

Detailed description of the invention

Below that the present invention will be further described in conjunction with specific embodiments.

As Figure 1-Figure 5, detailed description of the invention is, comprise inner bag 9, wear the driving shaft 7 in inner bag 9, with the stirring vane 1 of the separable setting of driving shaft 7, stirring vane 1 is fixing to make its synchronous rotary by current techique such as keyway with driving shaft 7, the flanging 1.3 that described its lower end of stirring vane 1 has gradual change to be formed from proximal ends to axle head far away, food after this flanging 1.3 can make center heat moves to deep position by the rotation of stirring vane 1, and make the food after bottom-heated roll to top, an effect is also had to be in the process of rotating, make stirring vane 1 be subject to certain downforce make it be adjacent to inner bag 9 in addition.Stirring vane 1 also has through hole 1.1 and play the effect alleviating machine operation load.The flanging 1.3 of stirring vane 1 is fastened with have that elastically deformable material makes strike off part 2.Described elastically deformable material is elastic synthetic resin, more specifically refers to based on urethanes, styrene-based, based on silicones, natural rubber or synthetic rubber.Stirring vane 1 is at least the quantity of more than 1 or 1, strikes off part 2 and adapts to mutually with the quantity of stirring vane 1.In order to ensure the scraping effect striking off part 2, deformable and the wearability of this material can be utilized, make the distance of itself and inner bag 9 can be the size d1 of interference fit, d1 is greater than while 0.1mm. can make it have good scraping effect like this can not produce again undue wear (also comprising the wearing and tearing to inner bag), and this elastic deformation again reducible feature can make to strike off part 2 and passes through, in order to avoid very stiff and demanding ground part of damage (being described in detail in next section) shifting ground when in the face of hard material.Striking off part 2 can be completed by the technique of quadric injection mould, and being not easy to produce assembling gap like this can more convenient cleaning.Also can be fixed by common mode, the mode compressed as by a plastic cement part lock screw fixes it.

The direction of advance side being positioned at stirring vane 1 also has strikes off part 4 in advance.Striking off part 4 in advance with the distance of inner bag 9 is that d3, d3 are between 0.1-10mm; Striking off part 4 in advance with the distance striking off part 2 is that d2, d2 are between 2-40mm.Strike off part 4 in advance for stainless steel wire.When after starch and water mixing, if heating is not had to make bean jelly of long duration, starch can be very firm form be deposited in bottom inner bag 9, this situation appears in reservation, after five hours, bean jelly is made in advance when such as client uses, the time enough starch of five hours is deposited in inner bag 9 hardy, at this moment very large torsion is needed to rotate during machine operation, strike off part 4 in advance and contribute to the hard starch after destroying this precipitation, that makes for stainless steel wire strikes off part 4 (referring specifically to Fig. 2) in advance, diameter about the 0.5-1.5mm of this stainless steel wire, it is made to become loose because the area of its contact can promote to destroy this state less in hard starch, so just the resistance striking off part 2 is diminished.Striking off part 4 is in advance fixed on stirring vane 1 by stiff end 4.1, and this stiff end 4.1 is at least two, to ensure can not to be shifted distortion in drag effect.The embodiment striking off part 4 as another kind in advance can also be designed to wave-like as shown in Figure 5.Striking off part 4 in advance can also be stirring vane 1 projection muscle position, itself is a part for stirring vane, or at a succession of salient point in above-mentioned position projection, everyly can play in advance for promoting the function with loose deposits starch, similar distressed structure also has a lot.

Also have the elastic pressed piece providing axial force to compress stirring vane 1, this elastic pressed piece wears with on driving shaft 7.Driving shaft 7 top has a through hole, is equipped with a compressing member anticreep axle 6, stops above-mentioned elastic pressed piece to come off in through hole, and this compressing member anticreep axle 6 has the connecting line 6.1 being connected to stirring vane 1 and loses to prevent this object.

Described elastic pressed piece is spring 5.This spring 5 is on the top of stirring vane 1, and it makes to strike off part 2 and is more reliably adjacent to inner bag 9, making stirring vane 1 raise and break the barriers permission spring 5 contraction, striking off in next rotation period when striking off this elasticity connection when part 2 encounters hard material.This elastic pressed piece also can be that the elastic sheet metal that can play same purpose is made.Only need to extract compressing member anticreep axle 6 when needs cleaning stirring vane 1, can take out and clean.This mode can ensure that stirring vane 1 produces with inner bag 9 under the active force of elastic pressed piece and fit more reliably.

In addition: above-mentioned elastic pressed piece can also be replaced by elastic clamping pieces 8, this elastic clamping pieces 8 is fixed on stirring vane 1, stirring vane 1 has can with the hole 1.4 of driving shaft 7 UNICOM, driving shaft 7 has the slot 7.2 coordinated with stiff end 8.1, the stiff end 8.1 of this elastic clamping pieces 8 coordinates with driving shaft slot 7.2 in case anti-avulsion falls or displacement through this hole 1.4.This fixed form can make stirring vane 1 directly extract, more convenient when cleaning.This elastic clamping pieces 8 can be elastic sheet metal also can be elasticity torsion spring 8b as illustrated in the drawing.

Above-mentioned elastic pressed piece and elastic clamping pieces 8 both can be applied simultaneously, also can individually use.

The present invention is claimed also comprises the electrical equipment that this agitating device of application makes bean jelly or Guiling Jelly.

Above content is the further description done the present invention in conjunction with concrete optimal technical scheme, can not assert that specific embodiment of the invention is only limited to these explanations.Without departing from the inventive concept of the premise, some simple deductions and replacement can also be made, all should be considered as belonging to protection scope of the present invention.

Claims

1. an agitating device, comprise inner bag (9), wear the driving shaft (7) in inner bag (9), with the stirring vane (1) of driving shaft (7) separable setting, stirring vane (1) same to driving shaft (7) synchronous rotary, is characterized in that: what stirring vane (1) lower end also had that elastically deformable material makes strikes off part (2).

2. agitating device as claimed in claim 1, it is characterized in that: the part (2) that strikes off of described elastically deformable material is elastic synthetic resin, more specifically refer to based on urethanes, styrene-based, based on silicones, natural rubber or synthetic rubber.

3. agitating device as claimed in claim 1, is characterized in that: the flanging (1.3) that described stirring vane (1) its lower end has gradual change to be formed from proximal ends to axle head far away; Strike off part (2) to be anchored on flanging (1.3) and to go up and be close to inner bag (9).

4. agitating device as claimed in claim 1, is characterized in that: the direction of advance side of stirring vane (1) also has strikes off part (4) in advance.

5. agitating device as claimed in claim 4, is characterized in that: striking off part (4) in advance with the distance of inner bag (9) is that d3, d3 are between 0.1-10mm; Striking off part (4) in advance with the distance striking off part (2) is that d2, d2 are between 0-40mm.

6. agitating device as claimed in claim 1, is characterized in that: stirring vane (1) is at least 1.

7. agitating device as claimed in claim 1, is characterized in that: also have the elastic pressed piece providing axial force to compress stirring vane (1).

8. agitating device as claimed in claim 7, is characterized in that: described elastic pressed piece is spring (5).

9. agitating device as claimed in claim 1, is characterized in that: also have elastic clamping pieces (8).

10. agitating device as claimed in claim 1, is characterized in that: comprise the electrical equipment that this agitating device of application makes bean jelly or Guiling Jelly.