CN207979557U - Food processor - Google Patents

Abstract

The utility model provides a food processor. The food processor comprises a metal lower cover, wherein a bracket and a driving motor arranged on the bracket are arranged at the bottom of the inner side of the metal lower cover, and an output shaft of the driving motor downwards penetrates through the bracket and the bottom wall of the metal lower cover; the food processor also comprises a screw, the front end of the screw comprises a threaded part and a guide part arranged at the front end of the threaded part, the surface of the guide part is not provided with threads, and the diameter of the guide part is smaller than that of the threaded part; in the assembling process, the screw passes second via hole, first via hole from bottom to top, makes the guide part stretch into the screw hole earlier, screws up the screw again to it is fixed to make screw portion and screw hole screw-thread fit, and the support sticiss in driving motor's bottom. The utility model provides a food processor can improve driving motor's installation effectiveness, effective reduce cost.

Description

A kind of food cooking machine

Technical field

The utility model is related to food preparation field more particularly to a kind of food cooking machines.

Background technology

Such as the food cooking machine of food cooking machine class is just welcome by domestic consumer extensively.In general, this kind of food Object cooking machine all has the function of food crushing, heating etc., and the automatic cooking of food materials may be implemented, to which the life to user is brought It is convenient.

It needs to fix by screw for the even running of guarantee driving motor, driving motor in existing food cooking machine On holder in metal lower cover, how to ensure that screw is installed with driving motor screw hole and metal lower cover during assembly Hole center is consistent, and becomes the problem to be solved.It is easy for driving motor occur if concentricity is inadequate, in assembling process The thread of threaded hole periphery damages, and then entire driving motor is caused to be scrapped, and improves manufacturing cost.

Utility model content

For the above problem of the prior art, the utility model proposes a kind of food cooking machines, can improve driving motor Installation effectiveness, effectively reduce cost.

Specifically, the utility model proposes a kind of food cooking machines, including metal lower cover, on the inside of the metal lower cover Bottom be equipped with holder and setting driving motor on the bracket, the output shaft of the driving motor are passed down through the branch The bottom wall of frame and the metal lower cover；

Threaded hole is offered in the bottom of the driving motor, the first via is equipped on the bracket, in the metal The bottom wall of lower cover is equipped with the second via, and the food cooking machine further includes screw, and the screw front end includes threaded portion and setting Guide part in threaded portion front end, the pilot surface does not have screw thread, and the diameter of the guide part is less than threaded portion Diameter；

In assembling process, the screw passes through second via, the first via from lower to upper, and the guide part is made first to stretch Enter the threaded hole, then tighten the screw, so that the threaded portion is fixed with the threaded hole screw-thread fit, the holder is tight It is pressed in the bottom of the driving motor.

One embodiment according to the present utility model, the diameter of the cross-sectional diameter of the guide part and the threaded hole it Than being less than or equal to 0.95.

One embodiment according to the present utility model, after the completion of assembly, the top of the guide part and the threaded hole One gap is formed on top, and the ratio between the clearance height and the height of the guide part are more than or equal to 0.5.

One embodiment according to the present utility model, the screw further include head and polished rod portion, and the two of the polished rod portion End is separately connected the head and the threaded portion, the close interworking in edge on the head and second via.

One embodiment according to the present utility model, the axis radius in the polished rod portion are more than the axis radius of the threaded portion, The axis radius of the threaded portion is more than the axis radius of the guide part, and the head is equipped with and tightens slot.

One embodiment according to the present utility model, the inside punching press of the second via edges of the metal lower cover are formed oblique Face, the head are countersunk head, and the side on the head squeezes the edge of the second via.

One embodiment according to the present utility model, the bottom surface of the metal lower cover and the output shaft of the driving motor it Between be equipped with oil sealing, the oil sealing is sealing the output shaft.

One embodiment according to the present utility model, the holder have a centre bore, in the oil sealing and the holder Heart hole is interference fitted, and the holder and the oil sealing are integrally formed.

One embodiment according to the present utility model, the diameter of the cross-sectional diameter of the guide part and the threaded hole it Than between 0.93 and 0.95.

One embodiment according to the present utility model is equipped with multiple flow-disturbings extended downwardly in the bottom surface of the metal lower cover Piece, the spoiler are fixed on the bottom surface of the metal lower cover by the screw.

A kind of food cooking machine provided by the utility model utilizes the spiral shell of the guide part and driving motor of the setting of screw front end Pit coordinates, and to improve the concentricity of threaded hole, screw, the first via and the second via, overall structure is simple, can effectively improve The efficiency of assembling of driving motor.

It should be appreciated that general description and the following detailed description more than the utility model is all exemplary and illustrative , and it is intended that the utility model as claimed in claim provides further explanation.

Description of the drawings

Including attached drawing it is further understood to the utility model to provide, they are included and constitute one of the application Point, attached drawing shows the embodiments of the present invention, and plays the role of explanation the utility model principle together with this specification. In attached drawing：

Fig. 1 shows a kind of structural schematic diagram of food cooking machine in the prior art.

Fig. 2 shows the structural schematic diagrams of one embodiment of the utility model.

Fig. 3 is the enlarged structure schematic diagram of screw in Fig. 2.

Specific implementation mode

The embodiments of the present invention are described with detailed reference to attached drawing now.Now with detailed reference to the excellent of the utility model Embodiment is selected, its example is shown in the drawings.In the case of any possible, will be come in all the appended drawings using identical label Indicate same or analogous part.In addition, although the term used in the utility model is selected from public term It selects, but some terms mentioned in the utility model specification may be applicant to be selected by his or her judgement , detailed meanings illustrate in the relevant portion of description herein.In addition, it is desirable that not only by used practical art Language, and the meaning contained by each term is also to understand the utility model.

Fig. 1 shows a kind of structural schematic diagram of food cooking machine in the prior art.As shown in Figure 1, the food cooking Machine 100 includes mainly：Head 101, cup body component 102 and base assembly 103.Cup body component 102 is adapted to mount to pedestal group On part 103, and head 101 is suitable for being covered on the rim of a cup of cup body component 102.In addition, can be on the side of cup body component 102 Cup body handle 104 is set, to facilitate user to take cup body component 102.

In addition, the food cooking machine 100 shown in Fig. 1 is driving motor overhead, i.e. driving motor 105 is set to In head 101.The driving motor 105 drives the crushing part 107 stretched into cup body component 102 to rotate via output shaft 106. When the material of soybean and water etc. is placed in the cup body component 102, the rotation of the crushing part 107 can be by above-mentioned object Feed powder is broken.In a kind of food cooking machine in the prior art 100 shown in Fig. 1, it can be arranged on the inner wall of cup body component 102 There are several flow-interfering bars 108.When shredder assemblies 107 crush material, the material in water collides in same flow-interfering bar 108 After can change its flow direction, increase the chance contacted with crushing part 108, raising crush efficiency.On the other hand, it is set to cup Near the bottom of body component 102 (such as it is set to the bottom of cup body component 102 in the embodiment shown in fig. 1, or can also On the side wall of bottom) heating component 109 material of cup body component 102 can be heated, the operations such as infusion.

Fig. 2 shows the structural schematic diagrams of one embodiment of the utility model.Fig. 3 is the enlarged structure of screw in Fig. 2 Schematic diagram.A kind of food cooking machine includes metal lower cover 201, and holder 202 and setting are equipped in the bottom of 201 inside of metal lower cover Driving motor 203 on holder 202.The output shaft 213 of driving motor 203 is passed down through holder 202 and metal lower cover 201 Bottom wall.

Threaded hole 204 is offered in the bottom of driving motor 203.The first via 205 is equipped on holder 202, in metal The bottom of lower cover is equipped with the second via 206.Food cooking machine further includes screw 207.207 front end of screw include threaded portion 208 and Guide part 209 in 208 front end of threaded portion is set.209 surface of guide part does not have screw thread, and the diameter of guide part 209 is less than The diameter of threaded portion 208.

In assembling process, screw 207 passes through the second via 206, the first via 205 from lower to upper, makes the guiding of screw 207 Portion 209 first stretches into threaded hole 204, to ensure the coaxial of screw 207, threaded hole 204, the first via 205 and the second via 206 Degree is ready to tighten screw 207 in next step.Then, screw 207 is tightened, so that threaded portion 208 and 204 screw thread of threaded hole Cooperation is fixed, and holder 202 is pressed on the bottom of driving motor 203.This kind of structure to be less prone to screw in assembling process 207 slide tooth or damaged screw thread, improve the efficiency of assembling of driving motor 203, reduce the defect rate of driving motor 203, drop Low cost.

Further, the ratio between the cross-sectional diameter a of guide part 209 and the diameter b of threaded hole 204 are less than or equal to 0.95.More Goodly, the ratio between the cross-sectional diameter a of guide part 209 and the diameter b of threaded hole 204 are equal to 0.941.

Preferably, after the completion of driving motor 203 assembles, shape between the top and the top of threaded hole 204 of guide part 209 At a gap 210, the ratio between 210 height h1 of the gap and the height h2 of guide part 209 are more than or equal to 0.5.

Preferably, screw 207 further includes head 211 and polished rod portion 212.The both ends in polished rod portion 212 are separately connected head 211 With screw division 208, the close interworking in edge on head 211 and the second via 206.More preferably, the axis radius in polished rod portion 212 is more than spiral shell The axis radius in line portion 208, the axis radius of threaded portion 208 are more than the axis radius of guide part 209, and head 211 is equipped with and tightens slot 213.

Preferably, the ratio between diameter b of the cross-sectional diameter a of guide part 209 and threaded hole 204 between 0.93 and 0.95 it Between.

Preferably, the inside punching press in 206 edge of the second via of metal lower cover 201, forms inclined-plane, head 211 is countersunk head, head The side in portion 211 squeezes the edge of the second via 206.The surface on head 211 is flushed with the bottom surface of metal lower cover 201 substantially, is made Head 211 and the second via 206 directly form sealing and avoid hiding dirt.

Preferably, being equipped with oil sealing 214, oil sealing between the bottom surface of metal lower cover 201 and the output shaft 213 of driving motor 203 214 sealing output shaft 213.More preferably, holder 202 has centre bore, and oil sealing 214 and the centre bore interference of holder 202 are matched It closes, holder 202 and oil sealing 214 are integrally formed.

Preferably, being equipped with multiple spoilers 215 extended downwardly in the bottom surface of metal lower cover 201, spoiler 215 passes through spiral shell Nail 207 is fixed on the bottom surface of metal lower cover 201.Spoiler 215 is used to interfere the flow direction of food materials mixing liquid in food cooking machine.

Those skilled in the art can be obvious, and the above exemplary embodiments of the utility model can be carry out various modifications and be become Spirit and scope of the type without departing from the utility model.Accordingly, it is intended to which the utility model covering is made to fall in the appended claims And its modifications and variations to the utility model within the scope of equivalent arrangements.

Claims (10)

1. a kind of food cooking machine, it is characterised in that：Including metal lower cover, the bottom on the inside of the metal lower cover is equipped with holder And the driving motor of setting on the bracket, the output shaft of the driving motor are passed down through under the holder and the metal The bottom wall of lid；

Threaded hole is offered in the bottom of the driving motor, the first via is equipped on the bracket, in the metal lower cover Bottom wall be equipped with the second via, the food cooking machine further includes screw, the screw front end include threaded portion and be arranged in spiral shell The guide part of line portion front end, the pilot surface does not have screw thread, and the diameter of the guide part is less than the diameter of threaded portion；

In assembling process, the screw passes through second via, the first via from lower to upper, and the guide part is made first to stretch into institute Threaded hole is stated, then tightens the screw, so that the threaded portion is fixed with the threaded hole screw-thread fit, the holder is pressed on The bottom of the driving motor.

2. food cooking machine as described in claim 1, which is characterized in that the cross-sectional diameter of the guide part and the screw thread The diameter ratio in hole is less than or equal to 0.95.

3. food cooking machine as described in claim 1, which is characterized in that after the completion of assembly, the top of the guide part and institute One gap is formed on the top for stating threaded hole, and the ratio between the clearance height and the height of the guide part are more than or equal to 0.5.

4. food cooking machine as described in claim 1, which is characterized in that the screw further includes head and polished rod portion, described The both ends in polished rod portion are separately connected the head and the threaded portion, and the head and the edge of second via are closely mutual Match.

5. food cooking machine as claimed in claim 4, which is characterized in that the axis radius in the polished rod portion is more than the threaded portion Axis radius, the axis radius of the threaded portion is more than the axis radius of the guide part, and the head is equipped with and tightens slot.

6. food cooking machine as claimed in claim 4, which is characterized in that the second via edges of the metal lower cover are inwardly rushed Pressure forms inclined-plane, and the head is countersunk head, and the side on the head squeezes the edge of the second via.

7. food cooking machine as described in claim 1, which is characterized in that the bottom surface of the metal lower cover and the driving motor Output shaft between be equipped with oil sealing, the oil sealing is sealing the output shaft.

8. food cooking machine as claimed in claim 7, which is characterized in that the holder has centre bore, the oil sealing and institute The centre bore interference fit of holder is stated, the holder and the oil sealing are integrally formed.

9. food cooking machine as described in claim 1, which is characterized in that the cross-sectional diameter of the guide part and the screw thread The diameter ratio in hole is between 0.93 and 0.95.

10. food cooking machine as described in claim 1, which is characterized in that the bottom surface of the metal lower cover be equipped with it is multiple to The spoiler of lower extension, the spoiler are fixed on the bottom surface of the metal lower cover by the screw.