CN117902126A - Litchi partial shipment system based on spray precooling apparatus - Google Patents

Abstract

The invention discloses a litchi split charging system based on a spray pre-cooling device, which comprises the spray pre-cooling device and the split charging device; a litchi feeding box for placing litchis is arranged in the spray pre-cooling device; the sub-packaging device comprises a support frame, a plurality of packaging boxes and sub-packaging boxes, wherein the sub-packaging boxes are obliquely arranged on the support frame and used for sub-packaging the pre-cooled litchis onto each packaging box; wherein the inlet of the sub-boxing tank is communicated with the outlet of the litchi feeding tank; the outer side of the sub-packaging box is provided with a plurality of buffer assemblies which are used for guiding litchis and enabling the litchis to slowly drop onto each packaging box, and the buffer assemblies are arranged in one-to-one correspondence with the packaging boxes; the split charging box is provided with a split charging baffle plate for guiding the litchi to the buffer component. The system reduces the temperature fluctuation of litchi in the split charging process, ensures the precooling effect of litchi, can automatically split-charge the litchi into the packaging boxes, improves the split charging efficiency and saves the labor cost.

Description

Litchi partial shipment system based on spray precooling apparatus

Technical Field

The invention relates to the technical field of fruit and vegetable split charging systems, in particular to a litchi split charging system based on a spray precooling device.

Background

The precooling treatment plays an important role in keeping the fresh-keeping effect of fruits and vegetables. The precooling can reduce the field heat of fruits and vegetables, inhibit the release of enzymes and ethylene, reduce the physiological metabolism rate of fruits and vegetables, reduce the loss of fruits and vegetables after picking, avoid excessive cold energy consumption of the subsequent fruits and vegetables when entering a refrigerator car and a freezer, is the primary link of cold chain logistics, and has important significance on the quality and value of the fruits and vegetables in the processes of storage, processing, circulation and the like.

For litchi fruits, after litchi is picked, the litchi is required to be precooled and then manually packaged.

In the prior art, the following problems exist in the sub-packaging process after pre-cooling of litchi:

1. in the manual sub-packaging process, the litchi is exposed to the normal temperature environment for too long, so that the temperature fluctuation of the litchi is increased, and browning is very easy to occur; the split charging equipment suitable for small and medium-sized farmers is lacking, so that the quality of the precooled litchis is maintained;

2. The manual sub-packaging is long in time consumption, low in efficiency and high in labor cost.

Disclosure of Invention

The invention aims to overcome the problems, and provides the litchi split charging system based on the spraying pre-cooling device, which reduces the temperature fluctuation of litchi in the split charging process, ensures the litchi pre-cooling effect, can automatically split the litchi into the packaging boxes, improves split charging efficiency and saves labor cost.

The aim of the invention is achieved by the following technical scheme:

The litchi split charging system based on the spray pre-cooling device comprises a spray pre-cooling device for pre-cooling litchi and a split charging device for split charging the pre-cooled litchi; the inlet of the sub-packaging device is arranged at the opening of the spray pre-cooling device, and a litchi feeding box for placing litchi is arranged in the spray pre-cooling device; wherein,

The sub-packaging device comprises a support frame, a plurality of packaging boxes and sub-packaging boxes, wherein the sub-packaging boxes are obliquely arranged on the support frame and used for sub-packaging the pre-cooled litchis onto each packaging box; wherein the inlet of the sub-boxing tank is communicated with the outlet of the litchi feeding tank; the outer side of the sub-packaging box is provided with a plurality of buffer assemblies which are used for guiding litchis and enabling the litchis to slowly drop onto each packaging box, and the buffer assemblies are arranged in one-to-one correspondence with the packaging boxes; the split charging box is provided with a split charging baffle plate for guiding the litchi to the buffer component.

The working principle of the litchi split charging system based on the spraying precooling device is as follows:

The litchi fruits are placed in the litchi feeding box, the litchi in the litchi feeding box is sprayed and precooled by the spraying precooling device, the precooled litchi comes out from the outlet of the litchi feeding box and enters the split charging box of the split charging device, the litchi moves obliquely downwards along the split charging box under the action of gravity, the litchi enters the buffering component under the guidance of the split charging baffle, and the litchi falls into the packaging box under the buffering and the guidance of the buffering component, so that the litchi is split-charged and packaged.

The invention relates to a preferable scheme, wherein the spray precooling device comprises a shell, a refrigerating unit, a water pump and a spray mechanism; the spraying mechanism is arranged above the inside of the shell, and the water pump is connected with the spraying mechanism. When the litchi needs to be pre-cooled by spraying, the water pump works, the water pump conveys water at the bottom of the shell to the spraying mechanism, and the spraying mechanism pre-cools the litchi in the litchi feeding box by spraying; when the litchi is not required to be pre-cooled by spraying, the refrigerating unit refrigerates the water at the bottom of the shell, so that the next pre-cooling is prepared.

Preferably, the split charging baffle is provided with a plurality of split charging baffles, the split charging baffles are distributed on two sides of the split charging box, and when split charging is carried out, the length of each split charging baffle is different, and the longer the split charging baffle is, which is far away from the spray precooling device. In the structure, the litchi subjected to spray precooling can be conveyed through the split charging box, and in the conveying process, the litchi on the split charging baffle path can be blocked by the split charging baffle closest to the spray precooling device, the litchi is guided to enter the buffer assembly, and then enters the split charging box closest to the spray precooling device, and the litchi which is not blocked by the split charging baffle can continue to be conveyed downwards until being blocked by the next split charging baffle and enters the corresponding buffer assembly due to the shortest length of the split charging baffle closest to the spray precooling device, so that multiple split charging can be realized, and split charging efficiency is improved.

Preferably, the litchi split charging system further comprises a controller for controlling the spray precooling device and the split charging device. Through setting up the controller, can realize automated control, improve precooling and partial shipment efficiency.

Preferably, the litchi feeding box is arranged in the shell through a bracket and comprises a main box body, a box door and a motor; the main box body is used for placing litchis, and a water outlet is formed in the bottom of the main box body; the box door is arranged on the main box body, and the motor is used for driving the box door to open and close; the motor is connected with the controller. In the above-mentioned structure, the litchi is from the export of litchi material throwing case just being the export of main box, and the chamber door sets up on the export, and during spraying, the water on the main box is discharged through the outlet, flows back to the shell bottom, and when litchi sprays the completion, controller control motor drive chamber door motion to open the export, litchi can move to in the minute vanning on the main box.

Further, the bottom of the main box body is provided with an inclined plate, the inclined direction of the inclined plate is the same as the inclined direction of the sub-box, and the water outlet is arranged on the inclined plate. Through setting up the hang plate, the litchi sprays the precooling after accomplishing, under the effect of gravity, can follow the hang plate automatic motion to the partial shipment case in.

Preferably, the movable baffle is arranged on the sub-boxing, a platform for placing the packaging boxes is arranged on the supporting frame, a pressure sensor for detecting the load of the packaging boxes is arranged on the platform, when the pressure sensor detects that the packaging boxes reach the preset load, the controller controls the movable baffle to be closed, so that litchi is blocked from moving to the packaging boxes, and meanwhile, the controller reminds a grower to pack the packaging boxes reaching the preset load, and replace new packaging boxes.

Preferably, the split charging baffle has a telescopic function. By adopting the structure, the split charging baffle can automatically stretch out and draw back, so that the length of the split charging baffle can be automatically adjusted, when split charging is carried out, the length of the split charging baffle is flexibly adjusted according to different goods feeding amounts of each packing box, the split charging flexibility is improved, the progress of each packing box in the split charging process of litchi can be effectively controlled by the telescopic function, and the split charging process is ensured to be stable.

Preferably, a camera is arranged at the top of the sub-packaging box. The camera can assist the system to control the expansion and contraction of the split charging baffle plates through an algorithm so as to adjust the goods feeding quantity of each packing box; the packing baffle can carry out accurate partial shipment to the litchi under the assistance of camera, avoids the litchi to be in the partial shipment in-process owing to partial shipment baffle arranges the packing box that leads to and packs the speed inequality, has promoted the efficiency of partial shipment work.

Preferably, the split charging box is connected with the shell through a connecting buckle. In the structure, the connecting buckle is simple in structure, and can assist the sub-packaging device to receive the pre-cooled litchi, so that the litchi is ensured to be smoothly transferred into the sub-packaging box of the sub-packaging device.

Compared with the prior art, the invention has the following beneficial effects:

1. According to the litchi split charging system, after the litchi is precooled in the litchi charging box, the litchi rolls into the split charging box along the bottom of the litchi charging box, and is guided by the split charging baffle plate to enter the buffer assembly, and falls into the packaging box under the buffering and guiding of the buffer assembly, so that the litchi is split charged and packaged; the split charging box can reduce the temperature fluctuation of litchi in the split charging process, solves the problem of temperature fluctuation after litchi precooling caused by long time consumption in the split charging process of the existing small and medium-sized planters, greatly improves the expected effect of litchi precooling, and has the advantages of automatic control, split charging efficiency improvement and manpower saving.

2. According to the preferred scheme, the split charging baffle with the telescopic function is arranged, and the controller is assisted by the camera to control the telescopic split charging of the split charging baffle through an algorithm, so that the litchi is not continuously split charged into a certain packaging box after the litchi meets the split charging weight, the arrangement quantity of the split charging baffles in the box is simplified, the control stability and reliability of the split charging device of the controller are optimized, and the control efficiency is improved.

3. In the preferred scheme of the invention, the weight of the packaging box is detected by the pressure sensor, and whether the packaging box meets the split charging requirement is ensured by detecting the weight value; along with the falling of litchi, the litchi in the packing box is more and more, and the pressure that receives of the platform of placing the packing box is increased gradually to make the pressure that pressure sensor detected constantly increase, pressure sensor detected is greater than the setting value (predetermined load volume promptly), and the controller control removes the baffle and closes and inform the grower to accomplish the packing, changes new packing box.

Drawings

Fig. 1 is a schematic diagram of a front view direction of a litchi split charging system based on a spray pre-cooling device in the invention.

Fig. 2 is a schematic structural diagram of a litchi sub-packaging system based on a spray pre-cooling device in a top view direction.

Detailed Description

In order that those skilled in the art will well understand the technical solutions of the present invention, the following describes the present invention further with reference to examples and drawings, but the embodiments of the present invention are not limited thereto.

Referring to fig. 1-2, the embodiment discloses a litchi split charging system based on a spray pre-cooling device, which comprises a spray pre-cooling device for pre-cooling litchi and a split charging device for split charging pre-cooled litchi; the inlet of the sub-packaging device is arranged at the opening of the spray pre-cooling device, and a litchi feeding box 8 for placing litchi is arranged in the spray pre-cooling device.

Referring to fig. 1-2, the sub-packaging device comprises a support frame 2, a plurality of packaging boxes 3 and sub-packaging boxes 5 obliquely arranged on the support frame 2 and used for sub-packaging the pre-cooled litchis onto each packaging box 3; wherein, the inlet of the split charging box 5 is communicated with the outlet of the litchi feeding box 8; the outer side of the sub-packaging box 5 is provided with a plurality of buffer assemblies 54 for guiding litchis and enabling the litchis to slowly fall onto each packaging box 3, and the buffer assemblies 54 are arranged in one-to-one correspondence with the packaging boxes 3; the packing box 5 is provided with a packing baffle 53 for guiding the litchi to the buffer component 54.

Referring to fig. 1-2, the spray pre-cooling device comprises a shell 1, a refrigerating unit, a water pump 13 and a spray mechanism 14; the refrigerating unit is used for refrigerating and cooling water; the spraying mechanism 14 is arranged above the inside of the shell 1, and the water pump 13 is connected with the spraying mechanism 14. When the litchi needs to be pre-cooled by spraying, the water pump 13 works, the water pump 13 conveys water at the bottom of the shell 1 to the spraying mechanism 14, and the spraying mechanism 14 pre-cools the litchi in the litchi feeding box 8 by spraying; when the litchi is not required to be pre-cooled by spraying, the refrigerating unit cools the water at the bottom of the shell 1 to prepare for the next pre-cooling.

Referring to fig. 1-2, the refrigeration unit includes a compressor 11 and a condenser 12. The spray mechanism 14 includes a spray pipe and a spray head disposed on the spray pipe.

Referring to fig. 1-2, the split charging baffles 53 are provided with a plurality of split charging baffles 53, the split charging baffles 53 are distributed on two sides of the split charging box 5, the length of each split charging baffle 53 is adjustable, and when split charging is performed, the length of each split charging baffle 53 is different, and the longer the split charging baffle 53 is far away from the spray pre-cooling device. In the above structure, the litchi after spray pre-cooling can be conveyed through the sub-packaging box 5, and in the conveying process, the litchi on the path of the sub-packaging baffle 53 can be blocked by the sub-packaging baffle 53 closest to the spray pre-cooling device, and is guided to enter the buffer assembly 54, so that the litchi enters the sub-packaging box 5 closest to the spray pre-cooling device, and the litchi which is not blocked by the sub-packaging baffle 53 can continue to be conveyed downwards until being blocked by the next sub-packaging baffle 53 and enters the corresponding buffer assembly 54, so that multiple sub-packaging can be realized, and the sub-packaging efficiency is improved.

Referring to fig. 1-2, since the plurality of racking baffles 53 are distributed on both sides of the racking tank 5, the racking baffles 53 may guide the litchi to move to both sides of the racking tank 5 into the buffer assembly 54. The split charging baffle 53 of both sides is "eight" style of calligraphy and distributes, better guide litchi entering buffer unit 54, split charging case 5 is the toper structure, towards the direction of keeping away from spraying precooling apparatus, the width of split charging case 5 is less and less, and its aim at is, the better partial shipment of being convenient for.

Referring to fig. 1-2, the litchi sub-packaging system further comprises a controller for controlling the spray pre-cooling device and the sub-packaging device. Through setting up the controller, can realize automated control, improve precooling and partial shipment efficiency.

Referring to fig. 1-2, the litchi feeding box 8 is mounted inside the shell 1 through a bracket 9, and the litchi feeding box 8 comprises a main box body, a box door 81 and a motor 82; the main box body is used for placing litchis, and a water outlet is formed in the bottom of the main box body; the box door 81 is arranged on the main box body, and the motor 82 is used for driving the box door 81 to open and close; the motor 82 is connected to the controller. In the above structure, the outlet of the litchi feeding box 8 is the outlet of the main box, the box door 81 is arranged on the outlet, when spraying, water on the main box is discharged through the water outlet and flows back to the bottom of the shell 1, when the litchi spraying is completed, the controller controls the motor 82 to drive the box door 81 to move, so that the outlet is opened, and the litchi on the main box can move into the split charging box 5.

Referring to fig. 1-2, when precooling is performed, the controller controls the water pump 13 to pump water into the spraying mechanism 14 to precool the litchi in the litchi feeding box 8.

Referring to fig. 1-2, the bottom of the main box body is provided with an inclined plate, the inclined direction of the inclined plate is the same as that of the sub-box 5, the inclined plates are all arranged obliquely downwards, and the water outlet is arranged on the inclined plate. By arranging the inclined plate, the litchi can automatically move into the sub-packaging box 5 along the inclined plate under the action of gravity after the litchi is sprayed and precooled.

Referring to fig. 1-2, the bottom of the packing box 5 is provided with a perforated bottom plate 51, when the litchi is packed, water attached to the surface of the litchi flows out through small holes of the perforated bottom plate 51, and the packing baffle 53 is arranged on the perforated bottom plate 51.

Referring to fig. 1-2, the length of the perforated bottom plate 51 is a multiple of the number of the split charging baffles 53 arranged; the litchi packaging box is convenient to design according to the number of the packaging boxes 3, and the litchi can be collected by each packaging box 3 in the packaging process.

Referring to fig. 1-2, the split charging box 5 is provided with a movable baffle 52, the supporting frame 2 is provided with a platform for placing the packaging box 3, the platform is provided with a pressure sensor 4 for detecting the load of the packaging box 3, when the pressure sensor 4 detects that the packaging box 3 reaches the preset load, the controller controls the movable baffle 52 to be closed, so that litchi is blocked from moving to the packaging box 3, and meanwhile, the controller reminds a grower to pack the packaging box 3 reaching the preset load, and replace a new packaging box 3.

Referring to fig. 1-2, the dispensing shutter 53 has a telescoping function. By adopting the structure, the split charging baffle 53 can automatically stretch out and draw back, so that the length of the split charging baffle 53 can be automatically adjusted, the length of the split charging baffle 53 can be flexibly adjusted according to different goods feeding amounts of each packing box 3 during split charging, the split charging flexibility is improved, the schedule of each packing box 3 in the split charging process of litchi can be effectively controlled by a telescopic function, and the split charging process is ensured to be stable.

Referring to fig. 1-2, the packaging box 5 is provided with a packaging hole, the buffer assembly 54 is communicated with the packaging hole, the movable baffle 52 is used for opening or closing the packaging hole, and litchi in the packaging box 5 enters the packaging hole through the packaging baffle 53, then enters the buffer assembly 54 from the packaging hole and finally falls into the packaging box 3; when the pressure sensor 4 detects that the packaging box 3 reaches the preset load, the controller controls the movable baffle plate 52 to close the split charging hole, so that litchi cannot enter the packaging box 3 through the split charging hole.

Referring to fig. 1-2, the buffer assembly 54 includes a blanking hopper disposed on the sub-packaging box 5 and a buffer member disposed in the blanking hopper, wherein the buffer member can slow down the dropping speed of the litchi chinensis in the packaging box 3, and the buffer member can be a rubber pad.

Referring to fig. 1-2, a camera 6 is arranged at the top of the sub-packaging box 5. The camera 6 can assist the system to control the expansion and contraction of the split charging baffle 53 through an algorithm so as to adjust the goods feeding amount of each packing box 3; the packing box 3 that the litchi was avoided in the partial shipment in-process owing to partial shipment baffle 53 arranges to lead to fills the speed inequality, has promoted the efficiency of partial shipment work to the litchi can carry out accurate partial shipment under the assistance of camera 6 to partial shipment baffle 53.

Referring to fig. 1-2, the split charging box 5 is connected with the shell 1 through a connecting buckle 7. In the structure, the connecting buckle 7 has a simple structure, and can assist the sub-packaging device to receive the pre-cooled litchi, so that the litchi is ensured to be smoothly transferred into the sub-packaging box 5 of the sub-packaging device.

Referring to fig. 1-2, the connecting buckle 7 is provided with a structure cooperating with the spray pre-cooling device, so that litchi is ensured to be smoothly transferred into the sub-packaging box 5.

Referring to fig. 1-2, an insulation layer is arranged outside the sub-packaging box 5, and the insulation layer is helpful for reducing temperature fluctuation in the sub-packaging process of litchi, so as to achieve an insulation effect. The heat preservation layer is made of high-performance heat insulation materials. The high-performance heat-insulating material is favorable for maintaining the temperature of litchi in the split charging process.

Referring to fig. 1-2, in this embodiment, the number of the packing cases 3 is 5, one of the packing cases is located at the middle position of the end of the sub-packing case 5, the remaining 4 packing cases are located at two sides of the sub-packing case 5, the number of the sub-packing baffles 53 is 4, and the sub-packing baffles 53 are disposed corresponding to the packing cases 3 located at the sides of the sub-packing case 5; the number of the buffer assemblies 54 is 5, the number of the sub-packaging holes is 5, the sub-packaging holes and the buffer assemblies 54 are arranged in a one-to-one correspondence mode, the number of the movable baffles 52 is 5, and the movable baffles 52 and the sub-packaging holes are arranged in a one-to-one correspondence mode. In the above structure, the litchi located in the middle of the sub-packaging box 5 rolls downwards directly, does not need to pass through the sub-packaging baffle 53, directly reaches the end of the sub-packaging box 5, enters the sub-packaging hole and the buffer assembly 54, and falls into the sub-packaging box 5.

Referring to fig. 1-2, the working principle of the litchi split charging system based on the spray precooling device is as follows:

The litchi fruits are placed in the litchi feeding box 8, the litchi in the litchi feeding box 8 is pre-cooled by the spraying pre-cooling device, after the pre-cooling work of the spraying pre-cooling device is completed, the controller controls the box door 81 to be opened, the pre-cooled litchi is discharged from the outlet of the main box body, moves along the inclined plate with the drain hole, enters the split charging box 5 of the split charging device, moves downwards in an inclined manner along the split charging box 5 under the action of gravity, enters the buffer assembly 54 under the guidance of the split charging baffle 53, falls into the packing box 3 under the buffering and guiding of the buffer assembly 54, and when the pressure sensor 4 detects that the packing box 3 reaches the preset load, the controller controls the movable baffle 52 to be closed, so that the litchi is blocked from moving to the packing box 3, and meanwhile, the controller reminds a grower to pack the packing box 3 reaching the preset load, and replace the new packing box 3.

The foregoing is illustrative of the present invention, and is not to be construed as limiting thereof, but rather as various changes, modifications, substitutions, combinations, and simplifications which may be made without departing from the spirit and principles of the invention are intended to be included within the scope of the invention.

Claims (10)

1. The litchi split charging system based on the spray pre-cooling device is characterized by comprising a spray pre-cooling device for pre-cooling litchi and a split charging device for split charging the pre-cooled litchi; the inlet of the sub-packaging device is arranged at the opening of the spray pre-cooling device, and a litchi feeding box for placing litchi is arranged in the spray pre-cooling device; wherein,

The sub-packaging device comprises a support frame, a plurality of packaging boxes and sub-packaging boxes, wherein the sub-packaging boxes are obliquely arranged on the support frame and used for sub-packaging the pre-cooled litchis onto each packaging box; wherein the inlet of the sub-boxing tank is communicated with the outlet of the litchi feeding tank; the outer side of the sub-packaging box is provided with a plurality of buffer assemblies which are used for guiding litchis and enabling the litchis to slowly drop onto each packaging box, and the buffer assemblies are arranged in one-to-one correspondence with the packaging boxes; the split charging box is provided with a split charging baffle plate for guiding the litchi to the buffer component.

2. The litchi sub-packaging system based on the spray pre-cooling device of claim 1, wherein the spray pre-cooling device comprises a shell, a refrigerating unit, a water pump and a spray mechanism; the spraying mechanism is arranged above the inside of the shell, and the water pump is connected with the spraying mechanism.

3. The litchi sub-packaging system based on the spraying pre-cooling device according to claim 2, wherein a plurality of sub-packaging baffles are arranged, the plurality of sub-packaging baffles are distributed on two sides of the sub-packaging box, and when the litchi sub-packaging system is sub-packaged, the length of each side of the sub-packaging baffles is different, and the longer the sub-packaging baffles are far away from the spraying pre-cooling device.

4. The litchi sub-packaging system based on the spray pre-cooling device of claim 3, further comprising a controller for controlling the spray pre-cooling device and the sub-packaging device.

5. The litchi sub-packaging system based on the spraying pre-cooling device of claim 4, wherein the litchi feeding box is installed inside the shell through a bracket and comprises a main box body, a box door and a motor; the main box body is used for placing litchis, and a water outlet is formed in the bottom of the main box body; the box door is arranged on the main box body, and the motor is used for driving the box door to open and close; the motor is connected with the controller.

6. The litchi sub-packaging system based on a spray pre-cooling device of claim 5, wherein the bottom of the main box body is provided with an inclined plate, the inclined direction of the inclined plate is the same as the inclined direction of the sub-packaging box, and the water outlet is arranged on the inclined plate.

7. The litchi sub-packaging system based on the spraying pre-cooling device, according to claim 4, wherein the sub-packaging box is provided with a movable baffle, the supporting frame is provided with a platform for placing packaging boxes, the platform is provided with a pressure sensor for detecting the load of the packaging boxes, when the pressure sensor detects that the packaging boxes reach the preset load, the controller controls the movable baffle to be closed, so that litchi is blocked from moving to the packaging boxes, and meanwhile, the controller reminds a grower to pack the packaging boxes reaching the preset load, and replace new packaging boxes.

8. The litchi packaging system based on the spray pre-cooling device of claim 3, wherein the packaging baffle has a telescopic function.

9. The litchi packaging system based on the spraying precooling device of claim 4, wherein a camera is arranged at the top of the packaging box.

10. The litchi sub-packaging system based on the spraying pre-cooling device of claim 2, wherein the sub-packaging box is connected with the shell through a connecting buckle.