WO2020253247A1

WO2020253247A1 - Shepherd's purse automatic quick-freezing processing production line having washing function

Info

Publication number: WO2020253247A1
Application number: PCT/CN2020/075257
Authority: WO
Inventors: 袁春新; 邱晓峰; 邱卫池; 管冬梅; 葛亚丽; 吴志慧
Original assignee: 南通市农村专业技术协会
Priority date: 2019-06-20
Filing date: 2020-02-14
Publication date: 2020-12-24
Also published as: JP3233028U; ZA202003539B; CN110915896A

Abstract

Disclosed is a shepherd's purse automatic quick-freezing processing production line having a washing function, comprising a vibrating screen, a screening and impurity removal machine, an air flotation washing set, a blanching machine, a primary cooling device, a vibrating dewatering screen, a crushing and cutting device, a quick-freezing machine and a metal detection machine; an output end of the vibrating screen is connected to an upwardly inclined first conveyor mesh belt, the tail end of the first conveyor mesh belt extends into a feeding port of the screening and impurity removal machine, the screening and impurity removal machine is obliquely arranged, and a discharge port thereof is connected to a second conveyor mesh belt, the tail end of the second conveyor mesh belt is located at an inlet port of the air flotation washing set, an output port of the air flotation washing set is connected to the blanching machine for blanching and deactivation of enzymes, an output of the blanching machine is connected to the primary cooling device which sprays a cooling liquid for primary cooling, an output end of the primary cooling device is upwardly inclined and located above the vibrating dewatering screen, a lower end of the vibrating dewatering screen is connected to a third conveyor mesh belt and is fed into the quick-freezing machine for quick-freezing, and after the quick-freezing is completed, feeding to the metal detection machine is performed for metal detection.

Description

Automatic quick-freezing processing production line of shepherd's purse with cleaning

Technical field

The invention relates to an automated production line, in particular to an automated quick-freezing processing production line and a processing method of shepherd's purse with cleaning.

Background technique

Shepherd’s purse has high nutritional value and various ways of eating. It has high medicinal value. It has the effects of harmonizing the spleen, diuresis, hemostasis, and improving purpose. It is often used to treat postpartum hemorrhage, dysentery, edema, enteritis, gastric ulcer, and colds. Fever, red eyes, swelling and pain, etc., artificially cultivated shepherd's purse and loose-leaf shepherd's purse are mainly cultivated, and can be picked in late winter and early spring.

However, if you want to store shepherd’s purse for a long time, it must be cleaned, blanched and quick-frozen. In the large-scale processing of quick-frozen shepherd’s purse, it is necessary to carry out assembly line operation. At present, some enterprises use shepherd's purse processing line is not perfect. Part of the assembly line does not have a complete processing line for shepherd's purse processing, which makes shepherd's purse not only low in labor efficiency, high energy consumption, and low output during the production process.

Summary of the invention

The purpose of the present invention is to overcome the defects of the prior art and provide an automatic quick-freezing processing production line of shepherd's purse with washing, improving processing efficiency and reducing labor.

In order to achieve the above objectives, the present invention proposes the following technical solutions: an automated quick-freezing processing production line of shepherd's purse with cleaning, including a vibrating screen, a screening and removing machine, an air flotation cleaning group, a blanching machine, a preliminary cooling device, a vibrating dewatering screen, and crushing and cutting The output end of the vibrating screen is connected to the upwardly inclined first conveyor mesh belt, the end of the first conveyor mesh belt extends into the feed inlet of the screening and cleaning machine, and the screening and cleaning machine is inclined. The discharge port is connected to the second conveyor belt. The end of the second conveyor belt is located at the entrance of the air flotation cleaning group. The outlet of the air flotation cleaning group is connected to the blanching machine for blanching and finishing, and the output connection of the blanching machine is initially cooled. The device is sprayed with coolant for preliminary cooling. Its output end is inclined upward and located above the vibrating dewatering screen. The lower end of the vibrating dewatering screen is connected to the third conveyor belt and sent to the crushing and cutting device for crushing, and then sent to the quick freezing machine for quick freezing. After the quick freezing is completed Send to the metal detector for metal detection.

Preferably, the screening and cleaning machine includes a frame, and a cleaning cage installed on the frame at an angle of 15-20°, and the cleaning cage is driven to rotate by a motor.

Preferably, the air-flotation cleaning group includes a plurality of cleaning tanks, the tail of each cleaning tank is connected with a drain conveyor belt, one end of the drain conveyor belt is inserted into the cleaning tank obliquely, and the other end is located above the next cleaning tank.

Preferably, the cleaning tank includes a tank body, a bracket horizontally installed above the tank body, a motor installed on the upper surface of the bracket, and a plurality of cleaning components horizontally installed above the tank body. The motor and the cleaning module are connected by a chain belt. , The motor drives the cleaning assembly to rotate, and the vegetables floating on the water are beaten and cleaned.

Preferably, the cleaning assembly includes a rotating shaft and a plurality of shift plates, the rotating shaft is installed above the sink through the bearing seats at both ends, and a sprocket is installed at the top of the rotating shaft, and the sprocket on the output shaft of the motor is connected by a chain, and the shift plate is connected through The rod is fixed on the side wall of the rotating shaft, and the surface of the dial plate is provided with air floating holes.

Preferably, vertical pallets are provided at intervals on the surface of the drain conveyor belt.

Preferably, the preliminary cooling device includes a net chain conveyor belt, a door-shaped bracket installed above the net-chain conveyor belt, a plurality of sprinkler heads fixed side by side on the door-shaped bracket, the sprinkler heads are connected to tap water through a water pipe, and the tail of the net chain conveyor belt It is inclined upward, and the surface of the net chain conveyor belt is provided with vertical baffle plates at intervals.

Compared with the prior art, the automatic quick-freezing processing production line of shepherd's purse with cleaning disclosed by the present invention has the following beneficial effects: the use of a vibrating screen at the front end and the practicality of a cleaning machine can achieve machine cleaning, eliminating the cumbersome manual selection and cleaning Operation greatly reduces labor costs. At the same time, flapping air flotation cleaning can ensure the cleanliness of cleaning. The entire processing process is realized by automated equipment without excessive manual intervention, which effectively improves processing efficiency and reduces labor intensity.

Description of the drawings

Figure 1 is a schematic diagram of the production line of the present invention;

Figure 2 is a structural diagram of the screening and cleaning machine of the present invention;

Figure 3 is a structural diagram of the cleaning tank of the present invention;

Figure 4 is a structural diagram of the preliminary cooling device of the present invention.

Detailed ways

The technical solutions of the embodiments of the present invention will be clearly and completely described below in conjunction with the accompanying drawings of the present invention.

As shown in Figures 1 to 4, the automatic quick-freezing processing production line with washing shepherd’s purse disclosed by the present invention includes vibrating screen 1, screening and cleaning machine 2, air flotation cleaning group 3, blanching machine 4, and preliminary cooling device from beginning to end. 5. Vibrating dewatering screen 6, crushing and cutting device 7, quick-freezing machine 8 and metal detector 9, in which the vibrating screen and the screening and cleaning machine are connected by the first conveyor belt 10, which is between the screening and cleaning machine and the air flotation cleaning group The air-floating cleaning group is connected with the blanching machine, and the vibrating dewatering screen, the crushing and cutting device, the quick-freezing machine and the metal detector are all connected by the third conveyor belt 12.

Specifically, one end of the vibrating screen is provided with a feeding funnel 13, and all the shepherd's purse that has passed the inspection is introduced into the feeding funnel, and then falls onto the vibrating screen. Because the vibrating screen is inclined and vibrating, it falls in The shepherd’s purse on the surface is constantly vibrating and moving downwards. During the vibration, the rhizomes, including the leaves, are crushed to fall off the mud, which realizes the initial removal of the mud. The vibrating screen is a purchased part, so its structure I will not explain too much.

The output end of the vibrating screen is directly connected to the first conveyor mesh belt, the first conveyor mesh belt is inclined, and its output end is higher than the input end, and the mesh size of the mesh belt is 1～2cm; the output of the first conveyor mesh belt The end extends into the entrance of the screening and cleaning machine, and the shepherd's purse is directly sent into the cleaning machine.

The screening and cleaning machine includes a frame 14 and a cleaning cage 15 inclined at 15-20°. The cleaning cage is driven to rotate by a motor 16, and the shepherd’s purse falling into the cleaning cage is rotated by centrifugal force. The waste and sludge are thrown out, and the shepherd's purse is gradually discharged downward from the outlet. This screening and cleaning machine is a known device. For details, please refer to the description in the patent 2015209483411.

The shepherd’s purse output by the screening and cleaning machine falls to the second conveyor belt, which conveys the shepherd’s purse to the air flotation cleaning group, and at the same time, workers can perform a manual de-trash removal during the conveying process of the mesh belt, mainly to remove weeds Or yellow leaves.

The air-flotation cleaning group includes a plurality of cleaning tanks 17, and the tail of each cleaning tank is connected with a drain conveyor belt 18. One end of the drain conveyor belt is inserted into the cleaning tank obliquely, and the other end is located above the next cleaning tank or the third conveyor belt. At the same time, vertical pallets 19 are arranged on the surface of the draining conveyor belt. Because the shepherd's purse is lighter and floats on the water during cleaning, the draining conveyor belt extending into the cleaning tank can cooperate with the surface pallet to pick up the shepherd's purse for draining and conveying.

The cleaning tank includes a tank body 20, a bracket 21 horizontally installed above the water tank, multiple sets of motors 22 installed on the surface of the bracket, and multiple cleaning components horizontally installed above the water tank. The motors and cleaning components are connected by a chain belt 23. , The motor drives the cleaning components to rotate, and the root vegetables are fed from one side of the sink, and then tapped and cleaned by multiple sets of cleaning components, and then output from the other side of the sink. There are multiple cleaning components in this device, which are arranged in parallel with the bracket , Can be evenly distributed on both sides of the bracket, or unevenly distributed on both sides of the bracket.

A plurality of water inlets 24 are provided above the side wall of the input side of the tank. These water inlets are distributed at equal intervals in the horizontal direction, and can be arranged in two rows up and down according to requirements, and are arranged in staggered positions. Each water inlet is also equipped with a high-pressure nozzle 25. The input water is sprayed out in a high-pressure form, and the bottom of the side wall on the output side of the water tank is provided with a drainage port 26. The two side walls of the water tank are embedded with Roots blowers 31 to blow air into the water tank to generate steam float.

The cleaning assembly includes a rotating shaft 27 and a plurality of shift plates 28. The rotating shaft is installed above the sink through the bearing seats at both ends. At the same time, a sprocket is installed at the top of the rotating shaft, which is connected with the sprocket on the motor output shaft through a chain, so that the motor can drive The shaft rotates, the dial plate is installed on the side wall of the shaft at equal intervals through the connecting rod 29, and the surface of the dial plate is provided with a plurality of air floating holes 30, and multiple sets of cleaning components rotate counterclockwise to send vegetables floating on the water from the input side To the output side, since the vegetables are floating on the water surface, the cleaning unit rotates. When the paddle beats the water surface, the floating vegetables will be pressed down to the water. The impact force of the water will cause the soil on the roots and the leaves of the vegetables. The sundries are flushed out and the sundries are adhered together with the produced steam float, so as to realize the cleaning of the vegetables.

The blanching machine adopts a belt blanching machine to perform blanching and finishing treatment on the shepherd's purse, which is purchased equipment, so it will not be described in detail.

The preliminary cooling device includes a net-chain conveyor belt 36, a gate-shaped bracket 32 installed above the net-chain conveyor belt, and a plurality of sprinkler heads 33 fixed side by side on the gate-shaped bracket. The sprinklers are connected to tap water through a water pipe. The section of the mesh chain conveyor belt is arranged in the water tank 34, and its tail is inclined upward, and the surface of the mesh chain conveyor belt is provided with vertical baffle plates 35 at intervals.

The vibrating dewatering screen, the quick-freezing machine and the metal detector are all purchased parts. The vibrating dewatering screen realizes the vibration dehydration of the shepherd's purse, the quick-freezer realizes the freezing of the shepherd's purse, and the metal detector detects the metal of the quick-frozen shepherd's purse to prevent Doped with metal impurities inside.

The crushing and cutting device is an optional component. If the shepherd's purse needs to be cut and crushed, it is realized by this device. The device is a known device. For details, please refer to Patent 2015108256773.

The quick-freezing processing method of shepherd's purse involved in the present invention includes the following steps:

a. Feeding: Pour the shepherd's purse that has passed the inspection into the vibrating screen, and remove the mud on the roots and leaves through the vibration of the vibrating screen. At the same time, the shepherd's purse is vibrated to the output port and sent to the first conveyor belt. It is to realize the initial removal of shepherd's purse, and at the same time, some larger mud pieces are shaken for subsequent removal;

b. Preliminary removal of impurities: The first conveyor belt sends the shepherd's purse into the screening and cleaning machine to rotate and roll, and control the speed of the screening and cleaning machine to 500～1000r/min, and use the centrifugal force during rotation to shake the mud and other The debris is further thrown out;

c. Secondary removal of impurities: The shepherd's purse output by the screening and removal machine falls onto the second conveyor belt, and the workers remove the adulterated weeds or dead leaves twice;

d. Vapor-flotation cleaning: The shepherd’s purse after the second impurity removal is sent to the air-flotation cleaning group for multi-pass air-flotation cleaning to remove the rhizomes and the soil inside the shepherd’s purse. The first cleaning mainly adopts soaking, and only the cleaning components work. The shepherd’s purse floating on the water is washed by tapping, the immersion time is 5-8min, and the second cleaning is by washing. In addition to the washing components in and out, the nozzle of the water inlet also sprays high-pressure water for washing. This cleaning time For 4-6min, the third stage adopts steam-flotation cleaning, using the air blower to generate bubbles in the water to realize the washing of shepherd's purse by tumbling up and down, and at the same time cooperate with the cleaning components for flapping to realize double-effect cleaning. The cleaning time of this channel is 2～3min;

e. Blanching and blanching: the shepherd’s purse cleaned by the air-floating cleaning group is sent to the belt blanching machine for blanching and blanching, and the blanching temperature is controlled at 96℃ for 55-60s;

f. Cooling and cleaning: The high-temperature shepherd's purse after blanching is sent to the preliminary cooling device, and the temperature is first sprayed with room temperature water for cooling, and then sent to the cooling water tank at 0℃ for further cooling, and the temperature is reduced to 8℃;

g. Power dehydration: the cooled shepherd's purse is lifted by the conveyor belt, and then the shepherd's purse's own weight is used to fall into the vibrating dehydration sieve to dehydrate the shepherd's purse by vibration, so that the water content of the shepherd's purse is controlled at 70-80%;

h. Product mold loading: Put the dehydrated shepherd's purse into the mold tray according to the specified weight and send it back to the conveyor belt;

i. Low temperature quick freezing: send the shepherd's purse after moulding into the quick freezing machine, control the freezing temperature to be -30～-35℃, and the quick freezing time to 5～7min, so that the product center temperature is 18℃;

j. Metal detection: The quick-frozen shepherd's purse is directly sent to the metal detector to detect whether there is metal inside;

k. Refrigerated packaging with stripping film: The tested shepherd's purse is removed from the mold plate under the environment of -5～0℃, and placed in the food turnover box and sent to the 18℃ cold storage for storage.

The technical content and technical features of the present invention have been disclosed above, but those skilled in the art may still make various substitutions and modifications based on the teaching and disclosure of the present invention without departing from the spirit of the present invention. Therefore, the scope of protection of the present invention should not be limited The content disclosed in the embodiments should include various substitutions and modifications that do not deviate from the present invention, and are covered by the claims of this patent application.

Claims

An automatic quick-freezing processing production line for shepherd's purse with cleaning, which is characterized by comprising a vibrating screen, a screening and removing machine, an air floatation cleaning group, a blanching machine, a preliminary cooling device, a vibrating dewatering screen, a crushing and cutting device, a quick freezing machine and a metal detector , The output end of the vibrating screen is connected to the upwardly inclined first conveyor mesh belt, the end of the first conveyor mesh belt extends into the inlet of the screening and cleaning machine, the screening and cleaning machine is inclined, and its outlet is connected to the second conveyor Mesh belt, the end of the second conveyor mesh belt is located at the entrance of the air flotation cleaning group, the output port of the air flotation cleaning group is connected to the blanching machine for blanching and finishing, and the output of the blanching machine is connected to the preliminary cooling device, and the coolant is sprayed for preliminary For cooling, the output end is inclined upward and located above the vibrating dewatering screen. The lower end of the vibrating dewatering screen is connected to the third conveyor belt and sent to the crushing and cutting device for crushing, and then sent to the quick freezing machine for quick freezing, and after the quick freezing is completed, it is sent to the metal detector for metal detection .
The automatic quick-freezing processing production line of shepherd's purse with cleaning according to claim 1, characterized in that: the screening and cleaning machine includes a rack, and the cleaning cage is installed on the rack at an inclination of 15-20°, and the cleaning cage is composed of The motor drives and rotates.
The automatic belt washing shepherd’s purse quick-freezing processing production line according to claim 1, characterized in that the air-floating cleaning group includes a plurality of cleaning tanks, the tail of each cleaning tank is connected to a draining conveyor belt, and one end of the draining conveyor belt is inclined into the cleaning tank The other end is located above the next cleaning tank.
The automatic quick-freezing processing production line with washing shepherd’s purse according to claim 3, characterized in that: the washing tank comprises a tank, a bracket installed horizontally above the tank, and a motor installed on the upper surface of the bracket, horizontally installed above the tank The motor and the cleaning module are connected by a chain belt, and the motor drives the cleaning module to rotate, and the vegetables floating on the water are beaten and cleaned.
The automatic quick-freezing processing production line with washing shepherd’s purse according to claim 4, characterized in that the cleaning assembly includes a rotating shaft and a plurality of shift plates, the rotating shaft is installed above the sink through the bearing seats at both ends, and a sprocket is installed at the top of the rotating shaft, The sprocket on the output shaft of the motor is connected by a chain, the shift plate is fixed on the side wall of the rotating shaft through a connecting rod, and the surface of the shift plate is provided with air floating holes.
The automatic belt washing shepherd's purse quick-freezing processing production line according to claim 3, characterized in that: the surface of the drain conveyor belt is provided with vertical pallets at intervals.
The automatic belt washing shepherd’s purse quick-freezing processing production line according to claim 1, characterized in that: the preliminary cooling device comprises a net chain conveyor belt, a door-shaped bracket installed above the net-chain conveyor belt, and a plurality of side-by-side fixed on the door-shaped bracket The sprinkler head, the sprinkler head is connected to the tap water through the water pipe, the tail of the net chain conveyor belt is inclined upward, and the surface of the net chain conveyor belt is provided with vertical baffle plates.