Crayfish freezing and packaging all-in-one machine
By integrating the refrigeration components and chain conveyors in the crayfish refrigeration packaging machine, the rapid freezing and direct transportation of crayfish shrimp tails is achieved, which solves the problem of long transshipment time during the freezing and packaging process, improves packaging efficiency and reduces Shrimp tail wasted.
Patent Information
- Application Number
- CN202420001829.2
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2024-01-02
- Publication Date
- 2024-12-20
- Estimated Expiration
- 2034-01-02
AI Technical Summary
During the freezing and packaging of crayfish, it takes a long time to transport the frozen shrimp tails from the refrigeration equipment to the packaging area, resulting in inefficient packaging.
A crayfish freezing and packaging integrated machine is designed, using a chain conveyor and integrated refrigeration components to quickly freeze shrimp tails through water atomization and liquid nitrogen nozzles, and bond with scraper and water collector hood during the transportation process. The frozen shrimp tails are directly transported to the feed port of the packaging machine.
Saves transfer time from the frozen area to the packaging area, improves crayfish packaging efficiency, and avoids shrimp tail waste.
Smart Images
Figure CN222203166U_ABST
Abstract
Description
Technical Field
[0001] The utility model relates to the technical field of crayfish processing, in particular to an integrated crayfish freezing and packaging machine. Background Art
[0002] When frozen packaging of crayfish, it is necessary to first use freezing equipment to freeze the crayfish tails. After freezing, use a transfer vehicle to transfer the frozen shrimp tails to the packaging machine, and the packaging machine will package the frozen shrimp tails. During packaging, the shrimp tails are transported to the top of the packaging machine by a conveyor. After being weighed, the shrimp tails fall into the packaging bag below, and then the packaging bag is sealed. After sealing, they fall to the conveyor position below, and the packaged shrimp tails are transported out by the conveyor below.
[0003] When freezing and packaging the crayfish tails, the shrimp tails are frozen using freezing equipment, and then transported to the packaging machine using a transfer vehicle, and the packaging machine packages the shrimp tails. However, in actual use, the shrimp tails must first be taken out of the freezing equipment, and then transported from the freezing area to the packaging area using a transfer vehicle before packaging. This process takes a lot of time and the packaging efficiency needs to be improved. Utility Model Content
[0004] The utility model provides an integrated crayfish freezing and packaging machine, which has the advantages of saving the time of transporting from a freezing area to a packaging area, thereby improving the packaging efficiency of crayfish tails, so as to solve the problems raised in the background technology.
[0005] In order to save the time of transporting from the freezing area to the packaging area, thereby improving the packaging efficiency of crayfish tails, the utility model provides the following technical solutions: a crayfish freezing and packaging integrated machine, comprising a packaging machine, a chain conveyor for conveying crayfish tails is arranged on the side of the packaging machine, the discharge port of the chain conveyor is located above the feeding port of the packaging machine, and a freezing assembly for quick freezing of crayfish tails is arranged on the top of the chain conveyor;
[0006] The freezing assembly includes a water tank and a liquid nitrogen tank. A heat-insulating box for blocking external heat is fixed on the top of the chain conveyor. The water tank and the liquid nitrogen tank are both fixed on the top of the heat-insulating box. Water is stored in the water tank. A water pump is arranged inside the water tank. A water pipe is fixedly connected to the water outlet of the water pump on the surface of the water tank. The water pipe extends to the inside of the heat-insulating box, and a row of atomizing nozzles are connected to the bottom of the water pipe. After the water pump is running, the atomizing nozzles spray water mist to pre-cool the crayfish tails.
[0007] A liquid nitrogen pump is fixed on the top of the liquid nitrogen box, and liquid nitrogen is stored in the liquid nitrogen box. A connecting pipe is fixed on the side of the liquid nitrogen pump, and a round pipe is fixedly connected to the end of the connecting pipe. The end of the round pipe extends to the interior of the heat insulation box, and a row of nozzles are connected to the bottom of the round pipe. After the liquid nitrogen pump is operated, the liquid nitrogen in the liquid nitrogen box is sprayed out from the nozzle to achieve rapid freezing of the crayfish tail.
[0008] As a preferred technical solution of the utility model, the thermal insulation box includes an inner shell and an outer shell, the inner shell and the outer shell are both fixedly connected to the top of the chain conveyor, an insulation layer is fixedly connected between the inner shell and the outer shell, the insulation layer is used to block external heat, and the water tank and the liquid nitrogen box are both fixedly connected to the top of the outer shell.
[0009] As a preferred technical solution of the utility model, a protective cover is fixed on the surface of the shell, and the connecting pipe is located inside the protective cover.
[0010] As a preferred technical solution of the utility model, a glass viewing window for observing the water level inside the water tank is embedded on the front side of the water tank.
[0011] As a preferred technical solution of the utility model, a scraper is fixedly connected to the inner wall of the chain conveyor, and the scraper is used to scrape off the crayfish tails attached to the conveying chain of the chain conveyor.
[0012] As a preferred technical solution of the utility model, a water collecting cover is fixed to the bottom of the chain conveyor, and the water collecting cover is used to collect excess water sprayed onto the surface of the crayfish tail.
[0013] Compared with the prior art, the utility model provides a crayfish freezing and packaging integrated machine, which has the following beneficial effects:
[0014] 1. The crayfish freezing and packaging all-in-one machine, through the setting of the freezing component, the crayfish tails are placed on the conveyor chain of the chain conveyor for transportation. The freezing component is used to quickly freeze the crayfish tails during the transportation process. The frozen shrimp tails can be directly conveyed to the feed port of the packaging machine, combining the freezing and packaging processes. There is no need to take the crayfish tails out of the freezing equipment and then use a transfer vehicle to transport the shrimp tails to the packaging area, which saves the time of transporting from the freezing area to the packaging area and improves the packaging efficiency of crayfish.
[0015] 2. The crayfish freezing and packaging machine has a scraper setting. During the freezing process, a small amount of crayfish tails will stick to the conveyor chain of the chain conveyor. When the conveyor chain passes through the scraper during operation, the scraper will scrape off the shrimp tails stuck to the conveyor chain, ensuring that all frozen shrimp tails can enter the packaging machine for packaging to avoid waste. BRIEF DESCRIPTION OF THE DRAWINGS
[0016] Figure 1 It is a schematic diagram of the overall structure of the utility model;
[0017] Figure 2 This is a schematic diagram of the structure of the chain conveyor of the utility model;
[0018] Figure 3 This is a schematic diagram of the structure of the liquid nitrogen pump of the utility model;
[0019] Figure 4 This is a schematic diagram of the structure of the atomizing nozzle of the utility model;
[0020] Figure 5 It is a schematic diagram of the structure of the nozzle position of the utility model;
[0021] Figure 6 It is a schematic diagram of the structure of the circular tube position of the utility model.
[0022] In the figure: 1. packaging machine; 2. chain conveyor; 3. freezing assembly; 301. water tank; 302. water pump; 303. water pipe; 304. atomizing nozzle; 305. liquid nitrogen tank; 306. liquid nitrogen pump; 307. connecting pipe; 308. round pipe; 309. nozzle; 4. heat insulation box; 401. inner shell; 402. outer shell; 403. heat insulation layer; 5. scraper; 6. water collecting cover; 7. protective cover. DETAILED DESCRIPTION
[0023] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.
[0024] See also Figure 1-6 The utility model discloses an integrated machine for freezing and packaging crayfish, comprising a packaging machine 1. A chain conveyor 2 for conveying crayfish tails is arranged on the side of the packaging machine 1. The chain conveyor 2 is mainly composed of a frame, a motor, a round roller and a conveying chain. The motor is fixed on the surface of the frame, the round roller is installed inside the frame, the conveying chain is sleeved on the round roller, the motor drives the round roller to rotate, and the round roller drives the conveying chain to operate, so as to realize the conveying of crayfish tails. The discharge port of the chain conveyor 2 is located above the feed port of the packaging machine 1, and a freezing component 3 for quick freezing of crayfish tails is arranged on the top of the chain conveyor 2;
[0025] The refrigeration assembly 3 includes a water tank 301 and a liquid nitrogen tank 305. A heat-insulating box 4 is fixed on the top of the chain conveyor 2 to block external heat. The water tank 301 and the liquid nitrogen tank 305 are both fixed on the top of the heat-insulating box 4. Water is stored in the water tank 301. The water in the water tank 301 can be ice water. Ice cubes are added to the water to reduce the temperature of the water and then the water with the reduced temperature is added to the water tank 301. A water pump 302 is arranged inside the water tank 301. The surface of the water tank 301 is A water pipe 303 is fixedly connected to the water outlet of the water pump 302, and the water pipe 303 extends to the inside of the heat insulation box 4. The bottom of the water pipe 303 is connected to a row of atomizing nozzles 304. After the water pump 302 is operated, the atomizing nozzles 304 spray water mist to pre-cool the crayfish tails. After the water pump 302 is operated, ice water passes through the water pipe 303 and is sprayed from the atomizing nozzles 304. The sprayed water mist contacts the crayfish tails to achieve pre-cooling of the crayfish tails.
[0026] A liquid nitrogen pump 306 is fixed on the top of the liquid nitrogen box 305. Two or more liquid nitrogen pumps 306 can be installed on the liquid nitrogen box 305. The liquid nitrogen pump 306 is used to transport the liquid nitrogen in the liquid nitrogen box 305. The liquid nitrogen is stored in the liquid nitrogen box 305. When the liquid nitrogen is almost used up, the round cover on the top of the liquid nitrogen box 305 is opened to add liquid nitrogen to the liquid nitrogen box 305. After the addition is completed, the round cover is tightened. A connecting pipe 307 is fixed on the side of the liquid nitrogen pump 306. Each liquid nitrogen pump 306 corresponds to a connecting pipe 307. The end of the connecting pipe 307 is fixedly connected to a round pipe 308. Each connecting pipe 307 can correspond to multiple round pipes 308. The end of the round pipe 308 Extending to the interior of the heat-insulating box 4, the bottom of the circular tube 308 is connected to a row of nozzles 309, and the specific number of the nozzles 309 can be increased or decreased according to the actual width of the conveying chain on the chain conveyor 2. The liquid nitrogen pump 306 operates to transport the liquid nitrogen in the liquid nitrogen box 305 to the connecting pipe 307, and then enters the circular tube 308 from the connecting pipe 307 and is sprayed out from the nozzle 309. When the liquid nitrogen is sprayed from the nozzle 309, gaseous nitrogen is formed, and the gaseous nitrogen contacts the pre-cooled shrimp tails to achieve rapid freezing of the crayfish tails. After the liquid nitrogen pump 306 is operated, the liquid nitrogen in the liquid nitrogen box 305 is sprayed from the nozzle 309 to achieve rapid freezing of the crayfish tails.
[0027] Specifically, the thermal insulation box 4 includes an inner shell 401 and an outer shell 402, both of which are fixedly connected to the top of the chain conveyor 2, and an insulation layer 403 is fixedly connected between the inner shell 401 and the outer shell 402, and the insulation layer 403 is used to block external heat, and the water tank 301 and the liquid nitrogen box 305 are fixedly connected to the top of the outer shell 402.
[0028] In this implementation plan, please refer to Figure 4The heat-insulating layer 403 is made of aerogel, and the heat-insulating box 4 made of the inner shell 401, the heat-insulating layer 403 and the outer shell 402 blocks the external heat, thereby effectively preventing the external heat from interfering with the quick freezing of the crayfish tails.
[0029] Specifically, a protective cover 7 is fixed to the surface of the outer shell 402 , and the connecting pipe 307 is located inside the protective cover 7 .
[0030] In this implementation plan, please refer to Figure 5 The connecting pipe 307 is located inside the protective cover 7 to prevent outsiders from contacting the connecting pipe 307 for transporting liquid nitrogen, thereby preventing people from frostbite.
[0031] Specifically, a glass viewing window for observing the water level inside the water tank 301 is embedded on the front side of the water tank 301 .
[0032] In this implementation plan, please refer to Figure 2 The water level inside the water tank 301 can be conveniently observed through the glass viewing window, so that it is convenient for personnel to replenish water in the water tank 301. When replenishing water, the pipe is connected to the water inlet on the rear side of the water tank 301 to replenish water.
[0033] Specifically, a scraper 5 is fixedly connected to the inner wall of the chain conveyor 2 , and the scraper 5 is used to scrape off the crayfish tails attached to the conveying chain of the chain conveyor 2 .
[0034] In this implementation plan, please refer to Figure 2 The scraper 5 is fixed obliquely inside the frame of the chain conveyor 2. When the shrimp tails adhered to the conveyor chain pass the scraper 5, they are scraped off the conveyor chain by the scraper 5 and fall into the feed port of the packaging machine 1 along the inclined surface of the scraper 5.
[0035] Specifically, a water collecting cover 6 is fixed to the bottom of the chain conveyor 2, and the water collecting cover 6 is used to collect excess water sprayed onto the surface of the crayfish tail.
[0036] In this implementation plan, please refer to Figure 3 , place a container at the water outlet of the water collecting cover 6, spray the excess water at the tail of the crayfish and let it fall into the water collecting cover 6, the water flows downward along the slope of the inner wall of the water collecting cover 6 and is discharged from the water outlet at the bottom of the water collecting cover 6, and the water is collected by the container to prevent it from flowing to the ground.
[0037] The working principle and use process of the utility model are as follows: the chain conveyor 2 is started, the conveyor chain is operated, the shrimp tails of the crayfish are placed on the conveyor chain of the chain conveyor 2 for transportation, during the transportation process, the atomizing nozzle 304 is in position, the water pump 302 is operated to transport the water in the water tank 301 to the position of the atomizing nozzle 304 through the water pipe 303, the atomizing nozzle 304 sprays water mist and attaches it to the surface of the shrimp tail, so as to pre-cool the shrimp tail;
[0038] The shrimp tails continue to be transported through the nozzle 309 position, and the liquid nitrogen pump 306 operates to transport the liquid nitrogen in the liquid nitrogen tank 305 to the connecting pipe 307, and then enters the circular pipe 308 from the connecting pipe 307, and is sprayed out from the nozzle 309 position. When the liquid nitrogen is sprayed from the nozzle 309 position, gaseous nitrogen is formed, and the gaseous nitrogen contacts the pre-cooled shrimp tails to achieve rapid freezing of the crayfish tails. The frozen shrimp tails are transported by the conveyor chain and fall into the feed port of the packaging machine 1;
[0039] The scraper 5 is installed on the inner wall of the chain conveyor 2. During the freezing process, the crayfish tails will adhere to the conveyor chain in a small amount. The adhered shrimp tails will run through the conveyor chain to the scraper 5, and the scraper 5 will scrape off the shrimp tails adhered to the conveyor chain. The scraped shrimp tails fall into the feed port of the packaging machine 1 along the inclined surface of the scraper 5. The connecting pipe 307 for conveying liquid nitrogen is located inside the protective cover 7. The protective cover 7 is used to prevent outsiders from contacting the connecting pipe 307, thereby preventing outsiders from frostbite. The water collecting cover 6 is fixed to the bottom of the chain conveyor 2. Excess water sprayed to the crayfish tails falls downward into the water collecting cover 6, and then flows downward along the inclined surface of the inner wall of the water collecting cover 6 and is discharged from the water outlet at the bottom of the water collecting cover 6. A container is used to collect the water discharged from the water outlet to prevent the water from flowing to the ground.
[0040] It should be noted that, in this article, terms such as "comprises", "includes" or any other variations thereof are intended to cover non-exclusive inclusion, so that a process, method, article or device including a series of elements includes not only those elements, but also includes other elements not explicitly listed, or also includes elements inherent to such process, method, article or device. In the absence of more restrictions, an element defined by the sentence "comprises a ..." does not exclude the existence of other identical elements in the process, method, article or device including the element.
[0041] Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.
Claims
1. A crayfish frozen packaging machine, comprising a packaging machine (1), characterized in that: A chain conveyor (2) for conveying crayfish tails is arranged on the side of the packaging machine (1), a discharge port of the chain conveyor (2) is located above the feed port of the packaging machine (1), and a freezing assembly (3) for quick freezing of crayfish tails is arranged on the top of the chain conveyor (2); The freezing assembly (3) comprises a water tank (301) and a liquid nitrogen tank (305); a heat-insulating box (4) for blocking external heat is fixed on the top of the chain conveyor (2); the water tank (301) and the liquid nitrogen tank (305) are both fixed on the top of the heat-insulating box (4); water is stored in the water tank (301); a water pump (302) is arranged inside the water tank (301); a water pipe (303) is fixedly connected to the surface of the water tank (301) corresponding to the water outlet of the water pump (302); the water pipe (303) extends to the inside of the heat-insulating box (4); and a row of atomizing nozzles (304) are connected to the bottom of the water pipe (303); after the water pump (302) is operated, the atomizing nozzles (304) spray water mist to pre-cool the crayfish tails; A liquid nitrogen pump (306) is fixed on the top of the liquid nitrogen box (305), and liquid nitrogen is stored in the liquid nitrogen box (305). A connecting pipe (307) is fixed on the side of the liquid nitrogen pump (306), and a round pipe (308) is fixedly connected to the end of the connecting pipe (307), and the end of the round pipe (308) extends to the inside of the heat insulation box (4). The bottom of the round pipe (308) is connected to a row of nozzles (309). After the liquid nitrogen pump (306) is operated, the liquid nitrogen in the liquid nitrogen box (305) is sprayed out from the nozzles (309) to achieve rapid freezing of the crayfish tails.
2. The crayfish freezing and packaging integrated machine according to claim 1, characterized in that: The heat-insulating box (4) comprises an inner shell (401) and an outer shell (402), wherein the inner shell (401) and the outer shell (402) are both fixedly connected to the top of the chain conveyor (2), a heat-insulating layer (403) is fixedly connected between the inner shell (401) and the outer shell (402), and the heat-insulating layer (403) is used to block external heat, and the water tank (301) and the liquid nitrogen box (305) are both fixedly connected to the top of the outer shell (402).
3. The crayfish freezing and packaging integrated machine according to claim 2, characterized in that: A protective cover (7) is fixed to the surface of the outer shell (402), and the connecting pipe (307) is located inside the protective cover (7).
4. The crayfish freezing and packaging integrated machine according to claim 1, characterized in that: The front side of the water tank (301) is inlaid with a glass viewing window for observing the water level inside the water tank (301).
5. The crayfish freezing and packaging integrated machine according to claim 1, characterized in that: A scraper (5) is fixedly connected to the inner wall of the chain conveyor (2), and the scraper (5) is used to scrape off the crayfish tails adhered to the conveying chain of the chain conveyor (2).
6. The crayfish freezing and packaging integrated machine according to claim 1, characterized in that: A water collecting cover (6) is fixed to the bottom of the chain conveyor (2), and the water collecting cover (6) is used to collect excess water sprayed onto the surface of the crayfish tail.