Liquid milk fermentation system
阅读说明:本技术 一种液态奶发酵系统 (Liquid milk fermentation system ) 是由 吕莉 于 2020-06-28 设计创作,主要内容包括:本发明提供一种液态奶发酵系统,包括发酵罐,所述发酵罐内部设置搅拌装置,所述搅拌装置连接发酵罐外顶部设置的电机,发酵罐内顶部设有多个清洗喷头,所述搅拌装置包括:主轴、固定横杆、活动套杆以及搅拌叶片,其中固定横杆与主轴连接,活动套杆与固定横杆滑动套接,搅拌叶片连接活动套杆,主轴、固定横杆、活动套杆以及搅拌叶片之间形成有相应的流道,通过流道内的高压水流实现搅拌叶片搅拌工位以及清洗工位的切换。本发明一方面能够提高液态奶的发酵效果,另一方面能够提高发酵罐的清洗效果,实用性高。(The invention provides a liquid milk fermentation system, which comprises a fermentation tank, wherein a stirring device is arranged in the fermentation tank, the stirring device is connected with a motor arranged at the outer top of the fermentation tank, a plurality of cleaning spray heads are arranged at the inner top of the fermentation tank, and the stirring device comprises: the stirring device comprises a main shaft, a fixed cross rod, a movable sleeve rod and stirring blades, wherein the fixed cross rod is connected with the main shaft, the movable sleeve rod is connected with the fixed cross rod in a sliding and sleeved mode, the stirring blades are connected with the movable sleeve rod, corresponding flow channels are formed among the main shaft, the fixed cross rod, the movable sleeve rod and the stirring blades, and the stirring blades are switched between a stirring station and a cleaning station through high-pressure water flow in the flow channels. The invention can improve the fermentation effect of the liquid milk on one hand and the cleaning effect of the fermentation tank on the other hand, and has high practicability.)
1. The utility model provides a liquid milk fermentation system, includes the fermentation cylinder, the inside agitating unit that sets up of fermentation cylinder, the motor that the outer top of agitating unit connected fermentation cylinder set up, and the top is equipped with a plurality of washing shower nozzles in the fermentation cylinder, its characterized in that, agitating unit includes:
the main shaft is vertically arranged in the fermentation tank, the top of the main shaft is connected with an output shaft of the motor through a rotary joint and then can rotate along with the output shaft, a water inlet of the rotary joint is connected with a water inlet pipe, and a first water flow channel communicated with the rotary joint is arranged in the main shaft;
the inner end of the fixed cross rod is fixedly connected with the main shaft, the outer end of the fixed cross rod is provided with a fixed piston head, a second water flow channel is arranged in the fixed cross rod, and a water inlet of the second water flow channel is communicated with the first water flow channel;
the movable sleeve rod is internally provided with a movable cavity, the inner end of the movable cavity is provided with an inner baffle disc, the outer end of the movable cavity is provided with an outer baffle disc, the outer baffle disc seals the outer end of the movable cavity, a third water flow channel is arranged in the movable sleeve rod, the fixed cross rod penetrates through the inner baffle disc to enable the piston head to be arranged in the movable cavity to divide the movable cavity into an inner cavity and an outer cavity which are independent, the fixed cross rod is in sliding fit with the inner baffle disc, the piston head is in sliding fit with the movable cavity, a spring is arranged in the outer cavity between the piston head and the outer baffle disc, and a water outlet of the second water flow channel is positioned in the inner cavity between the piston head and;
the stirring blade is fixedly arranged at the outer end of the movable sleeve rod, a fourth water flow channel is arranged in the stirring blade and is communicated with a water outlet of the third water flow channel, a plurality of transverse water spraying holes are formed in the outer side surface of the stirring blade, and the transverse water spraying holes are communicated with the fourth water flow channel;
when the spring in the outer cavity extends, the stirring station is gone into after the activity loop bar is outwards ejecting, and stirring vane and the inner wall laminating of fermentation cylinder and the water inlet and the interior cavity of third rivers passageway do not communicate this moment, when second rivers passageway lets in the high pressure water, the cavity is got into to the high pressure water, pushes the inside motion of activity loop bar through outer fender dish and makes the activity loop bar get into and wash the station behind the spring compression, and at this moment, stirring vane is the determining deviation with the inner wall of fermentation cylinder, and the water inlet and the interior cavity intercommunication of third rivers passageway.
2. The liquid milk fermentation system of claim 2, wherein a first sealing ring is disposed between the inner baffle disc and the fixed cross bar, and a second sealing ring is disposed between the piston head and the movable sleeve bar.
3. The liquid milk fermentation system of claim 2, wherein the water inlet of the third water flow passage is closed by the piston head when the movable stem is in the mixing station, and the water inlet is located inside the second sealing ring.
4. The liquid milk fermentation system of claim 1, wherein the fixed cross bars are uniformly arranged in a plurality of groups along the height direction of the main shaft, each group comprises at least one fixed cross bar, specifically, each group comprises four fixed cross bars, and the fixed cross bars are vertically arranged with the main shaft and are connected with the main shaft through threads.
5. The liquid milk fermentation system of claim 1, wherein the outer side of the stirring blade is arc-shaped, the outer side of the arc-shaped stirring blade is adapted to the circular inner wall of the fermentation tank, and the plurality of water spraying holes are sequentially arranged at intervals in the height direction of the stirring blade.
6. The liquid milk fermentation system of claim 5, wherein the inner end of the stirring blade is provided with a first flange, the outer end of the movable sleeve rod is provided with a second flange, the first flange and the second flange are connected by screws to form a fixed connection between the movable sleeve rod and the stirring blade, and a sealing gasket is arranged between the first flange and the second flange.
7. The liquid milk fermentation system of claim 1, wherein the movable sleeve rod is further provided with a plurality of vertical water spray holes, the vertical water spray holes are arranged along the length direction of the movable sleeve rod, and the vertical water spray holes are communicated with the third water flow channel for spraying water upwards or downwards.
8. The system of claim 1, wherein a first drain valve is disposed on the inlet pipe connected to the rotary joint, and a second drain valve is disposed at the bottom of the fermentation tank.
9. The liquid milk fermentation system of claims 1-8, wherein the rotary joint is connected to the output shaft of the motor via a transition shaft, and the transition shaft and the output shaft can transmit torque in a radial direction and can slide relative to each other in an axial direction;
the transition shaft is connected with a cam mechanism, and the transition shaft can perform reciprocating linear motion in the axial direction in the rotating process through the cam mechanism.
10. The liquid milk fermentation system of claim 9, wherein the transition shaft and the output shaft are connected by a spline for guiding and transmitting torque;
the cam mechanism is including setting up cam groove on the transition off-axial side, with cam groove complex guide pulley, the guide pulley passes through the support body to be fixed inside the fermentation cylinder, reciprocating type linear motion when guide pulley and cam groove cooperation realization transition axle rotate.
Technical Field
The invention mainly relates to the technical field related to liquid milk processing, in particular to a liquid milk fermentation system.
Background
In the milk processing process, the fermentation of milk is an essential technological process. In conventional milk fermentation systems, a fermenter is used to ferment the milk. The fermentation tank is arranged to be of a double-wall structure, temperature control is achieved through circulating steam or an electric heating mode, liquid milk is placed in the fermentation tank to be fermented, and fermentation uniformity is guaranteed through a stirring mode in the fermentation process. Because the fermentation of milk has extremely strict requirements on the environment, the fermentation tank needs to be cleaned in time after the fermentation is finished, so that the cleanliness of the fermentation tank is ensured.
The liquid milk fermentation system of traditional structure, its main shortcoming that exists is as follows: the stirring device only plays a role in stirring, and can ensure the fermentation uniformity of the liquid milk to a certain extent, but the milk is easy to stick on the inner wall of the fermentation tank to form a thick coating because the fermentation needs to be carried out at high temperature, so that the fermentation effect is influenced, and the cleaning operation of the fermentation tank is not facilitated; the washing of fermentation cylinder generally washs through a plurality of shower heads that the top set up, exists to fermentation cylinder inner wall cover not in place, and the washing dynamics is poor, the effect is poor, often needs artifical supplementary abluent defect.
Disclosure of Invention
In order to overcome the defects of the prior art, the invention provides a liquid milk fermentation system by combining the prior art and starting from practical application, and the liquid milk fermentation system can improve the fermentation effect of liquid milk on one hand and the cleaning effect of a fermentation tank on the other hand by improving a stirring device in a traditional fermentation tank, and has high practicability.
The technical scheme of the invention is as follows:
the utility model provides a liquid milk fermentation system, includes the fermentation cylinder, the inside agitating unit that sets up of fermentation cylinder, the motor that the outer top of agitating unit connected fermentation cylinder set up, and the top is equipped with a plurality of washing shower nozzles in the fermentation cylinder, agitating unit includes:
the main shaft is vertically arranged in the fermentation tank, the top of the main shaft is connected with an output shaft of the motor through a rotary joint and then can rotate along with the output shaft, a water inlet of the rotary joint is connected with a water inlet pipe, and a first water flow channel communicated with the rotary joint is arranged in the main shaft;
the inner end of the fixed cross rod is fixedly connected with the main shaft, the outer end of the fixed cross rod is provided with a fixed piston head, a second water flow channel is arranged in the fixed cross rod, and a water inlet of the second water flow channel is communicated with the first water flow channel;
the movable sleeve rod is internally provided with a movable cavity, the inner end of the movable cavity is provided with an inner baffle disc, the outer end of the movable cavity is provided with an outer baffle disc, the outer baffle disc seals the outer end of the movable cavity, a third water flow channel is arranged in the movable sleeve rod, the fixed cross rod penetrates through the inner baffle disc to enable the piston head to be arranged in the movable cavity to divide the movable cavity into an inner cavity and an outer cavity which are independent, the fixed cross rod is in sliding fit with the inner baffle disc, the piston head is in sliding fit with the movable cavity, a spring is arranged in the outer cavity between the piston head and the outer baffle disc, and a water outlet of the second water flow channel is positioned in the inner cavity between the piston head and;
the stirring blade is fixedly arranged at the outer end of the movable sleeve rod, a fourth water flow channel is arranged in the stirring blade and is communicated with a water outlet of the third water flow channel, a plurality of transverse water spraying holes are formed in the outer side surface of the stirring blade, and the transverse water spraying holes are communicated with the fourth water flow channel;
when the spring in the outer cavity extends, the stirring station is gone into after the activity loop bar is outwards ejecting, and stirring vane and the inner wall laminating of fermentation cylinder and the water inlet and the interior cavity of third rivers passageway do not communicate this moment, when second rivers passageway lets in the high pressure water, the cavity is got into to the high pressure water, pushes the inside motion of activity loop bar through outer fender dish and makes the activity loop bar get into and wash the station behind the spring compression, and at this moment, stirring vane is the determining deviation with the inner wall of fermentation cylinder, and the water inlet and the interior cavity intercommunication of third rivers passageway.
Furthermore, a first sealing ring is arranged between the inner baffle disc and the fixed cross rod, and a second sealing ring is arranged between the piston head and the movable sleeve rod.
Further, when the movable sleeve rod is located at the stirring station, the water inlet of the third water flow channel is sealed by the piston head, and the water inlet is located on the inner side of the second sealing ring.
Further, fixed horizontal pole evenly sets up the multiunit along the main shaft direction of height, every group all includes at least one fixed horizontal pole, and is concrete, every group includes four fixed horizontal poles, sets up perpendicularly between fixed horizontal pole and the main shaft, and passes through threaded connection.
Furthermore, stirring vane's lateral surface is the arc, and this curved lateral surface suits with the circular inner wall of fermentation cylinder, the hole for water spraying is a plurality of in proper order interval arrangement in stirring vane's direction of height.
Further, the inner of stirring vane is provided with first ring flange, the outer end of activity loop bar is provided with the second ring flange, thereby pass through the fixed connection that the screw connection formed activity loop bar and stirring vane between first ring flange and the second ring flange, set up sealed the pad between first ring flange and the second ring flange.
Further, still be equipped with a plurality of vertical hole for water spraying on the activity loop bar, vertical hole for water spraying sets up a plurality ofly along activity loop bar length direction, vertical hole for water spraying with third rivers passageway intercommunication is used for spraying water towards top or below.
Furthermore, a first water drain valve is arranged on a water inlet pipe connected with the rotary joint, and a second water drain valve is arranged at the bottom of the fermentation tank.
Further, the rotary joint is connected with an output shaft of the motor through a transition shaft, and the transition shaft and the output shaft can transmit torsion in the radial direction and can slide relatively in the axial direction;
the transition shaft is connected with a cam mechanism, and the transition shaft can perform reciprocating linear motion in the axial direction in the rotating process through the cam mechanism.
Further, the transition shaft is connected with the output shaft through a spline with the functions of guiding and transmitting torsion;
the cam mechanism is including setting up cam groove on the transition off-axial side, with cam groove complex guide pulley, the guide pulley passes through the support body to be fixed inside the fermentation cylinder, reciprocating type linear motion when guide pulley and cam groove cooperation realization transition axle rotate.
The invention has the beneficial effects that:
1. the stirring device of the liquid milk fermentation system disclosed by the invention is provided with two stations, when the stirring station is arranged, the stirring blade is attached to the inner wall of the fermentation tank under the action of the spring, so that the liquid milk can be prevented from being adhered to the inner wall to influence the fermentation effect at high temperature, the later cleaning of the fermentation tank is facilitated, the stirring device has a cleaning function, when the stirring station is arranged, under the action of water pressure, the stirring blade automatically contracts to form a certain interval with the inner wall, so that water flow can impact the inner wall of the fermentation tank, the inner periphery of the fermentation tank is cleaned in a full-covering manner by matching of the rotating stirring blade and a cleaning nozzle at the top, the cleaning effect is good, meanwhile, the action of the whole structure does not need complicated circuits and wire connection structures through water pressure control, the problems of winding and pipe winding are not needed to be considered, and therefore, the whole structure is simple and reasonable, the originality is good, and the practicality is strong.
2. According to the liquid milk fermentation system disclosed by the invention, through the arrangement of the plurality of groups of stirring blades, the fermentation tank can be subjected to full-coverage cleaning and stirring, the arc-shaped structure of the stirring blades is good in inosculation with the inner wall of the tank body, and the connection mode of the stirring blades and the movable sleeve rod is convenient for the installation and the sealing of the stirring device; can wash agitating unit self realization through the vertical hole for water spraying that sets up on the activity loop bar, accomplish all-round cover and wash, it is effectual.
3. According to the liquid milk fermentation system disclosed by the invention, the stirring device can realize reciprocating linear motion of the stirring device while stirring or cleaning, the stirring blade or the water spray hole can generally cover the position of the inner wall of the tank body, the structural design is simple and reasonable, the movement is flexible, and the fermentation system can effectively improve the fermentation quality and the cleaning quality of the liquid milk.
Drawings
FIG. 1 is a schematic view of the internal structure of the present invention at a mixing station;
FIG. 2 is a schematic view of the internal structure of the present invention at a cleaning station;
FIG. 3 is a schematic view of the internal top view of the present invention at a blending station;
FIG. 4 is a schematic view of the internal top view of the cleaning station of the present invention;
FIG. 5 is a schematic view of a portion of the present invention in a blending station;
FIG. 6 is a schematic view of a portion of the present invention in a cleaning station;
FIG. 7 is a schematic view of a movable sleeve according to the present invention;
FIG. 8 is a schematic view of a fixed cross bar according to the present invention;
FIG. 9 is a schematic view of the connection of the output shaft and the transition shaft of the present invention.
Detailed Description
The invention is further described with reference to the accompanying drawings and specific embodiments. It should be understood that these examples are for illustrative purposes only and are not intended to limit the scope of the present invention. Further, it should be understood that various changes or modifications of the present invention may be made by those skilled in the art after reading the teaching of the present invention, and these equivalents also fall within the scope of the present application.
Fig. 1-9 are schematic diagrams of the related structures of the liquid milk fermentation system provided by the invention. In the present invention, the inner end, the inner side, etc. used for limiting the
The liquid milk fermentation system mainly comprises a
The stirring device provided by the embodiment of the invention can complete the stirring operation in the liquid milk fermentation process on one hand and can complete the cleaning operation of the
The
The
The
The above-described main structure of the present embodiment constitutes the main mechanical structure of the fermentation system. Above-mentioned structure makes agitating unit be formed with two stations: a stirring station and a cleaning station. Wherein, when using stirring function, close water pressure, the
It knows, the fermentation system of this embodiment, its agitating unit not only can realize the stirring, has still integrateed cleaning function, and switching between them is through water pressure automatic drive, structural design is ingenious, and the practicality is strong.
Preferably, in the embodiment of the present invention, the sealing structure of the
Preferably, in the implementation provided by the present invention, the outer side surface of the
Stirring
Preferably, in order to ensure the cleaning effect, as shown in the figure, a plurality of vertical water spraying holes 29 are further formed in the
A first
Preferably, the
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