阅读说明：本技术 一种搅拌器及冰淇淋机 (Stirrer and ice cream machine ) 是由 江志安 肖家峰 谈猛 施链 彭伟 于 2020-08-07 设计创作，主要内容包括：本发明一种搅拌器,包括具有中空结构的搅拌器主体,搅拌器主体一端中心处装有可拆卸的搅拌轴,所述搅拌器主体端面设有搅拌轴插孔用于传递搅拌轴的扭力,搅拌轴一端设有与所述搅拌轴插孔形状匹配的凸起部,另一端设有与驱动机构连接的连接部；本发明当用户清洗制冷缸及搅拌器料槽和料缸内还存有料浆时,即使操作不当,直接拆卸出料阀,拔搅拌器,也不会造成料浆从尾座的减速器安装孔处溢流到机器内部对电器元件造成损坏。(The invention relates to a stirrer, which comprises a stirrer main body with a hollow structure, wherein a detachable stirring shaft is arranged in the center of one end of the stirrer main body; when a user cleans the refrigeration cylinder, the stirrer trough and slurry still exists in the material cylinder, the discharge valve is directly disassembled and the stirrer is pulled out even if the operation is improper, so that the slurry cannot overflow from the reducer mounting hole of the tailstock to the inside of the machine to damage electrical components.)

1. A stirrer comprises a stirrer main body with a hollow structure, and is characterized in that: the central department of agitator main part one end is equipped with the detachable (mixing) shaft, agitator main part terminal surface is equipped with the (mixing) shaft jack and is used for transmitting the torsion of (mixing) shaft, (mixing) shaft one end be equipped with the bellying that (mixing) shaft jack shape matches, the other end is equipped with the connecting portion of being connected with actuating mechanism.

2. A mixer as claimed in claim 1, wherein: the material extruding device is characterized in that a detachable spiral extruding head is installed at the other end of the stirrer main body and comprises a shaft sleeve, spiral blades are arranged on the outer wall of the shaft sleeve, a key groove is formed in one end of the side wall of the shaft sleeve, a hollow connecting shaft is arranged on the end face of the stirrer main body, a key is arranged on the connecting shaft and corresponds to the key groove, and the spiral extruding head is installed on the stirrer main body through the key.

3. A mixer as claimed in claim 2, wherein: the spiral material extruding head is integrally made of plastic.

4. A mixer as claimed in claim 2, wherein: the spiral blades are arranged in a circle, and the pitch of the spiral blades is 25-45 mm.

5. A mixer as claimed in claim 1, wherein: the stirrer is characterized in that a flow plug is arranged in the middle of the stirrer main body, one end of the flow plug extends out of the stirrer main body to be connected with the discharge valve bank, and the other end of the flow plug is provided with a limiting ring plate which is rotationally connected with the stirring shaft.

6. A mixer as claimed in claim 1, wherein: the stirrer main body comprises two end plates, two support rods are arranged between the two end plates, a circle of spiral scraping blade is arranged on the two support rods along the whole length, an intermediate plate is arranged in the middle of each support rod, a detachable scraping plate is arranged at the position of each spiral scraping blade and is arranged along the length direction of each support rod, and the intermediate plate and the two end plates are kept away from each other.

7. A mixer as claimed in claim 1, wherein: and a sealing device is arranged at one end of the stirring shaft connected with the driving mechanism.

8. The utility model provides an ice cream machine, includes the refrigeration jar, and the ejection of compact valves is equipped with to refrigeration jar outer end, and the inner is connected the actuating mechanism shell, is equipped with actuating mechanism in the actuating mechanism shell, characterized by: the stirrer of claim 7 is arranged in the refrigeration cylinder, a stirring shaft sleeve is arranged on the connection surface of the driving mechanism shell and the refrigeration cylinder, and one end of the stirring shaft penetrates through the stirring shaft sleeve and extends into the driving mechanism shell and is connected with the driving mechanism.

9. An ice cream machine according to claim 8, wherein: the outer wall of the stirring shaft sleeve is in threaded connection with the cylinder wall of the refrigeration cylinder, one end of the stirring shaft sleeve extends into the refrigeration cylinder, the sealing device comprises a circle of sealing sleeves arranged in the middle of the stirring shaft, and the sealing sleeves seal the connecting part of the stirring shaft sleeve and the stirring shaft to prevent slurry from entering the shell of the driving mechanism.

10. An ice cream machine according to claim 8, wherein: the bottom end of the driving mechanism shell is provided with a liquid discharge hole, and the liquid discharge hole is used for discharging the slurry entering the driving mechanism shell under the unexpected condition.

Technical Field

The invention relates to the field of ice cream manufacturing equipment, in particular to a stirrer and an ice cream machine.

Background

The existing stainless steel stirrer of the traditional ice cream machine is divided into two categories, namely a fixed scraper and a floating scraper, which respectively have the following defects: 1. when a user cleans the refrigeration cylinder and the stirrer, slurry possibly still exists in the material groove and the material cylinder, if the operation is improper, the discharge valve is directly disassembled, the stirrer is pulled out, and the slurry is caused to largely gush out from the reducer mounting hole of the tailstock and overflow into the machine to damage electrical components; 2. the traditional fixed scraper stirrer has high processing difficulty, and the refrigeration cylinder is damaged by the fixed scraper scraping cylinder due to the fact that the stirrer and the refrigeration cylinder are matched precisely and the matching size is out of tolerance; 3. the fixed scraper stirrer has larger load and high requirement on the power of a motor; 4. when the refrigeration cylinder is short of feeding and short of material due to improper operation of a user, the traditional fixed scraper blade stirrer rotates and is deformed and scrapped due to overlarge resistance, or a driving motor is blocked to damage the motor; 5. the existing floating scraper stirrer is too slow in discharging and poor in user experience effect.

Disclosure of Invention

The invention aims to solve the problems of the existing stirrer of the ice cream machine and provides the stirrer and the ice cream machine.

The specific scheme of the invention is as follows: the utility model provides a stirrer, is equipped with the detachable (mixing) shaft including the agitator main part that has hollow structure, agitator main part one end center department, agitator main part terminal surface is equipped with the (mixing) shaft jack and is used for transmitting the torsion of (mixing) shaft, (mixing) shaft one end be equipped with the bellying that (mixing) shaft jack shape matches, the other end is equipped with the connecting portion of being connected with actuating mechanism.

The detachable spiral extrusion head is arranged at the other end of the stirrer main body and comprises a shaft sleeve, spiral blades are arranged on the outer wall of the shaft sleeve, a key groove is formed in one end of the side wall of the shaft sleeve, a hollow connecting shaft is arranged on the end face of the stirrer main body, a key is arranged on the connecting shaft corresponding to the key groove, and the spiral extrusion head is installed on the stirrer main body through the key.

The spiral material extruding head is integrally made of plastic materials.

The invention is characterized in that a flow plug is arranged in the middle of the stirrer main body, one end of the flow plug extends out of the stirrer main body and is connected with a discharge valve bank, and the other end of the flow plug is provided with a limiting ring plate which is rotationally connected with the stirring shaft.

The stirrer main body comprises two end plates, two support rods are arranged between the two end plates, a circle of spiral scraping blade is arranged on the two support rods along the whole length, a middle plate is arranged in the middle of each support rod, a detachable scraping plate is respectively arranged between the middle plate and the two end plates and at the position avoiding the spiral scraping blade, and the scraping plates are arranged along the length direction of the support rods.

The end of the stirring shaft connected with the driving mechanism is provided with a sealing device.

The spiral blade of the spiral extrusion head is arranged into a circle, and the pitch of the spiral blade is 25-45 mm.

The invention also provides an ice cream machine, which comprises a refrigeration cylinder, wherein the outer end of the refrigeration cylinder is provided with a discharge valve group, the inner end of the refrigeration cylinder is connected with a driving mechanism shell, a driving mechanism is arranged in the driving mechanism shell, the refrigeration cylinder is internally provided with the stirrer, a stirring shaft sleeve is arranged on the connection surface of the driving mechanism shell and the refrigeration cylinder, and one end of a stirring shaft penetrates through the stirring shaft sleeve and extends into the driving mechanism shell and is connected with the driving mechanism.

The outer wall of the stirring shaft sleeve is in threaded connection with the cylinder wall of the refrigeration cylinder, one end of the stirring shaft sleeve extends into the refrigeration cylinder, the sealing device comprises a circle of sealing sleeve arranged in the middle of the stirring shaft, and the sealing sleeve seals the connection part of the stirring shaft sleeve and the stirring shaft to prevent slurry from entering the shell of the driving mechanism.

The bottom end of the driving mechanism shell is provided with a liquid discharge hole, and the liquid discharge hole is used for discharging slurry entering the driving mechanism shell in an accidental situation.

The working principle of the invention is as follows: the stirring shaft is inserted into the stirring shaft sleeve and is provided with the sealing sleeve, and when the stirrer works, the driving mechanism drives the stirring shaft to transmit torque force to the stirrer main body through the stirring shaft insertion hole, so that the stirrer main body is driven to rotate, and the central flow plug is fixed; when the cooling cylinder needs to be disassembled, the discharging valve group is disassembled and the stirrer main body is taken out in sequence, the stirring shaft is also arranged in the stirring shaft sleeve, and the sealing sleeve prevents slurry in the cooling cylinder from flowing into the shell of the driving mechanism, so that the electric parts are prevented from being damaged;

when the stirrer rotates, the scraping plate is in contact with the cylinder wall of the refrigeration cylinder to scrape the ice cream attached to the cylinder wall, and the angle of the scraping plate changes along with the gradual forming and hardening of the ice cream, so that the load of the driving mechanism is reduced;

when the discharge valve is opened, the front-end screw extrusion head is driven by the stirrer to rotate to extrude the ice cream.

The invention has the beneficial effects that; 1. when a user cleans the refrigeration cylinder, the stirrer trough and the material cylinder, and slurry still exists in the refrigeration cylinder, the discharge valve is directly disassembled and the stirrer is pulled out even if the operation is improper, so that the slurry cannot overflow from the reducer mounting hole of the tailstock to the inside of the machine to damage electrical components; 2. the scraping plate and the front-end screw extrusion head which are tightly matched with the refrigeration cylinder are plastic pieces, so that the refrigeration cylinder cannot be worn out due to the scraping cylinder caused by manufacturing deviation; 3. the angle of the scraping plate can be changed along with the ice cream forming process, the load of a driving motor is reduced, and the stirrer is not easy to damage; 4. the spiral extrusion head of the invention has smoother discharging and better user experience.

Drawings

FIG. 1 is a perspective view of the structure of the present invention;

FIG. 2 is an exploded view of the present invention;

FIG. 3 is a front view of FIG. 1;

FIG. 4 is a view A-A of FIG. 3;

FIG. 5 is a view B-B of FIG. 3;

FIG. 6 is a view C-C of FIG. 3;

FIG. 7 is a schematic view of a portion of a cooling cylinder of the ice cream maker of the present invention;

in the figure: 1-stirrer body, 101-helical blades, 102-support rods, 103-middle plates, 104-end plates, 105-stirring shaft jacks, 106-keys, 2-scraping plates, 3-stirring shafts, 301-convex columns, 302-convex parts, 303-cylindrical sections, 304-connecting parts, 4-sealing sleeves, 5-flow dampers, 501-limit ring plates, 6-helical extrusion heads, 601-shaft sleeves, 602-helical blades, 603-key slots, 7-discharge valve banks, 8-stirring shaft sleeves, 9-refrigeration cylinders, 10-driving mechanism shell and 11-liquid discharge holes.

Detailed Description

Referring to fig. 1-6, the stirrer of the present embodiment includes a stirrer body 1 having a hollow structure, a detachable stirring shaft 3 is installed at the center of one end of the stirrer body 1, a stirring shaft insertion hole 105 is formed in an end surface of the stirrer body 1 for transferring a torque force of the stirring shaft 3, a protrusion 302 having a shape matching with the stirring shaft insertion hole 105 is formed at one end of the stirring shaft 3, and a connecting portion 304 connected to a driving mechanism is formed at the other end of the stirring shaft 3.

This embodiment the crowded stub bar 6 of a detachable spiral is equipped with to agitator main part 1 other end, and crowded stub bar 6 of spiral includes axle sleeve 601, and axle sleeve 601 outer wall is equipped with helical blade 602, and axle sleeve 601 lateral wall one end is equipped with keyway 603, agitator main part 1 terminal surface is equipped with hollow connecting axle, corresponds keyway department on the connecting axle and is equipped with key 106, crowded stub bar 6 of spiral passes through key 106 to be installed on agitator main part 1.

In this embodiment, the screw extrusion head 6 is made of plastic material.

This embodiment be equipped with spoiler 5 in the middle of agitator main part 1, spoiler 5 one end stretches out agitator main part 1 and connects ejection of compact valves 7, and the other end is equipped with limit ring board 501, (mixing) shaft 3 tip is equipped with projection 301, limit ring board 501 with projection 301 rotates to be connected.

The stirrer main body 1 comprises two end plates 104, two support rods 102 are arranged between the two end plates 104, a circle of spiral scraping blades 101 are arranged on the two support rods 102 along the whole length, an intermediate plate 103 is arranged in the middle of each support rod 102, a detachable scraping plate 2 is arranged at the position of each spiral scraping blade 101, and the scraping plates 2 are arranged along the length direction of the support rods 102.

In this embodiment, a sealing device is installed at the end of the stirring shaft 3 connected with the driving mechanism.

This embodiment helical blade 602 of spiral extrusion stub bar 6 sets up to the round, and the pitch of helical blade 602 is 35mm, and through the helical blade 602 of making multiple parameter, it is experimental, and the result shows that the ice-cream machine ejection of compact of the spiral extrusion stub bar 6 that adopts this parameter is more smooth and easy, and user experience feels the best.

Referring to fig. 7, the present embodiment further provides an ice cream machine, including a refrigeration cylinder 9, a discharge valve group 7 is installed at an outer end of the refrigeration cylinder 9, an inner end of the refrigeration cylinder is connected to a driving mechanism housing 10, a driving mechanism is installed in the driving mechanism housing 10, the above-mentioned stirrer is installed in the refrigeration cylinder 9, a stirring shaft sleeve 8 is installed on a connection surface between the driving mechanism housing 10 and the refrigeration cylinder 9, a cylindrical section 303 of the stirring shaft 3 penetrates through the stirring shaft sleeve 8, and a connection portion 304 extends into the driving mechanism housing 10 and is connected to the driving mechanism.

This embodiment (mixing) shaft sleeve 8 outer wall and refrigeration jar 9's jar wall threaded connection, in (mixing) shaft sleeve 8 one end stretches into refrigeration jar 9, sealing device is including setting up round seal cover 4 in the middle of (mixing) shaft 3, and seal cover 4 seals (mixing) shaft sleeve 8 and (mixing) shaft 3's the position of being connected and avoids thick liquids to get into actuating mechanism shell 10.

In this embodiment, a liquid discharge hole 11 is formed at the bottom end of the driving mechanism housing 10, and the liquid discharge hole 11 is used for discharging slurry which enters the driving mechanism housing 10 in an unexpected situation.