阅读说明：本技术 一种用于水产品的快速冷冻装置 (A quick refrigerating plant for aquatic products ) 是由 骆艳艳 胡先要 骆万金 于 2019-08-13 设计创作，主要内容包括：本发明公开了一种用于水产品的快速冷冻装置,涉及水产品加工技术领域,包括冷冻箱和液氮供应装置,冷冻箱侧壁设有与之内部连通的集料斗,所述冷冻箱内设有位于传输机构上方的引流机构,所述传输机构包括输送皮带,输送皮带均匀开设有导气孔,传输机构内设有与液氮供应装置连通的旋转喷射机构；本发明通过液氮供应装置产生的液氮通过固定喷头自上而下喷射和通过旋转喷头自下而上喷射,实现液氮与输送皮带上的水产品进行充分的接触,使得水产品的冷冻速率大大提升,设置的柔性分割板能对输送皮带上的水产品进行分隔,有效避免了水产品的堆聚,保证其受到液氮的充分冷冻,大大提升了水产品的冷冻效果。(The invention discloses a quick freezing device for aquatic products, which relates to the technical field of aquatic product processing and comprises a freezing box and a liquid nitrogen supply device, wherein the side wall of the freezing box is provided with a material collecting hopper communicated with the inside of the freezing box; according to the invention, liquid nitrogen generated by the liquid nitrogen supply device is sprayed from top to bottom through the fixed spray head and sprayed from bottom to top through the rotary spray head, so that the liquid nitrogen is in full contact with aquatic products on the conveying belt, the freezing rate of the aquatic products is greatly improved, the aquatic products on the conveying belt can be separated through the arranged flexible partition plate, accumulation of the aquatic products is effectively avoided, the aquatic products are fully frozen by the liquid nitrogen, and the freezing effect of the aquatic products is greatly improved.)

1. The utility model provides a quick freezing device for aquatic products, includes freezer (1) and liquid nitrogen feeding mechanism (7), freezer (1) lateral wall be equipped with collection hopper (16) of inside intercommunication, its characterized in that, be equipped with the transport mechanism who is used for bearing the weight of aquatic products in freezer (1), be equipped with in freezer (1) with the dish (17) that spouts of liquid nitrogen feeding mechanism (7) intercommunication, spout dish (17) bottom equipartition and be equipped with a plurality of towards fixed shower nozzle (15) of transport mechanism, be equipped with the drainage mechanism who is located the transport mechanism top in freezer (1), transport mechanism includes conveyor belt (10), and air guide hole (19) have evenly been seted up in conveyor belt (10), is equipped with the rotatory injection mechanism with liquid nitrogen feeding mechanism (7) intercommunication in the transport mechanism.

2. The quick freezing device for aquatic products according to claim 1, wherein the conveying mechanism further comprises a belt wheel (12) for driving the conveying belt (10) to rotate, and a plurality of parallel flexible dividing plates (13) are uniformly and fixedly arranged on the outer surface of the conveying belt (10).

3. The quick freezing device for aquatic products according to claim 1, wherein the drainage mechanism comprises a main gear (2) driven to rotate by a motor I (3), an auxiliary gear (5) is connected to the main gear (2) in a meshed manner, a rotating shaft (4) is coaxially fixed on the auxiliary gear (5), an axial flow fan (9) is fixed at the bottom of the rotating shaft (4), a fixing frame (6) is fixed in the freezing box (1), and the rotating shaft (4) is pivoted on the fixing frame (6).

4. The quick freezing device for aquatic products according to claim 3, wherein a through hole (24) for the rotating shaft (4) to pass through is formed in the spraying plate (17) in a penetrating manner, and the axial flow fan (9) is located below the spraying plate (17).

5. The quick freezing device for the aquatic products according to claim 1, wherein the rotary spraying mechanism comprises a hollow roller (23) driven to rotate by a motor II (18), a sleeve (21) communicated with the hollow roller (23) is coaxially fixed on the hollow roller (23), a plurality of rotary nozzles (20) are uniformly installed on the surface of the hollow roller (23), a main conveying pipe (8) is installed at the outlet end of the liquid nitrogen supply device (7) in a communicated manner, and a branch conveying pipe (11) extending into the sleeve (21) is installed on the main conveying pipe (8).

6. a quick freezing device for aquatic products according to claim 5, characterized in that a plurality of turbulence plates (22) are uniformly fixed on the outer side wall of the sleeve (21).

7. The quick freezing device for aquatic products according to claim 1, wherein the bottom of the collecting hopper (16) is communicated with a material guide pipe (14) positioned above the conveying belt (10).

Technical Field

The invention relates to the technical field of aquatic product processing, in particular to a quick freezing device for aquatic products.

Background

The aquatic products are aquatic animal and plant products produced in the marine and fresh water fishery and processed products thereof, and comprise: fishing and cultivating the produced fresh products of fish, shrimp, crab, shellfish, algae, sea beast, etc., or freezing, pickling, drying, smoking, cooking, canning and comprehensive utilization. In the process of storing aquatic products, the aquatic products need to be rapidly frozen, and the fresh-keeping storage of the aquatic products in a frozen state is ensured.

The patent with application publication number CN107897332A discloses aquatic product rapid freezing equipment, which comprises a freezing box, wherein a plurality of freezing devices are arranged on the inner wall of the freezing box, and the freezing devices are uniformly distributed on two sides in the freezing box; the freezing devices comprise rollers, fixed shafts are arranged in the rollers, the sections of the fixed shafts are arched, hollow pipelines are arranged on the fixed shafts, the fixed shafts are provided with a plurality of air holes, the hollow pipelines are connected with air pipes, and the tail ends of the air pipes are connected with liquid nitrogen supply devices; the surface of the roller is uniformly provided with a plurality of through holes, a plurality of directional through hole control connecting rods are arranged in the roller, the control connecting rods are fixedly connected with fixing plates, the fixing plates are provided with elastic supporting pieces, and the elastic supporting pieces are connected with the roller. The device utilizes liquid nitrogen to carry out the freezing of aquatic products, but the contact of aquatic products liquid nitrogen is not enough, and aquatic products can't realize quick freezing effect, for this reason, now provides a quick freezing device for aquatic products to solve above-mentioned technical problem.

Disclosure of Invention

the invention aims to provide a quick freezing device for aquatic products, which aims to solve the problems in the background technology.

in order to achieve the purpose, the invention provides the following technical scheme:

The utility model provides a quick freezing device for aquatic products, includes freezer and liquid nitrogen supply device, the freezer lateral wall be equipped with the collecting hopper of inside intercommunication, be equipped with the transport mechanism who is used for bearing aquatic products in the freezer, be equipped with in the freezer with the dish that spouts of liquid nitrogen supply device intercommunication, spout the fixed shower nozzle that the equipartition of dish bottom was equipped with a plurality of orientation transport mechanism, be equipped with the drainage mechanism who is located the transport mechanism top in the freezer, transport mechanism includes conveyor belt, and conveyor belt has evenly seted up the air guide hole, is equipped with the rotatory injection mechanism who communicates with liquid nitrogen supply device in the transport mechanism.

As a modified scheme of the invention: the transmission mechanism further comprises a belt wheel used for driving the conveying belt to rotate, and a plurality of flexible partition plates arranged in parallel are uniformly and fixedly installed on the outer surface of the conveying belt.

As a modified scheme of the invention: the drainage mechanism comprises a main gear which is driven to rotate by a motor I, an auxiliary gear is connected to the main gear in a meshed mode, a rotating shaft is coaxially fixed on the auxiliary gear, an axial flow fan is fixed at the bottom of the rotating shaft, a fixing frame is fixed in the freezing box, and the rotating shaft is pivoted on the fixing frame.

As a modified scheme of the invention: the spraying plate is provided with a through hole for the penetration of the rotating shaft in a penetrating way, and the axial flow fan is positioned below the spraying plate.

as a modified scheme of the invention: the rotary injection mechanism comprises a hollow roller driven to rotate by a motor II, a sleeve communicated with the hollow roller is coaxially fixed on the hollow roller, a plurality of rotary spray heads are uniformly arranged on the surface of the hollow roller, the outlet end of the liquid nitrogen supply device is communicated with a conveying main pipe, and the conveying main pipe is provided with a conveying branch pipe extending into the sleeve.

As a modified scheme of the invention: and a plurality of disturbing plates are uniformly fixed on the outer side wall of the sleeve.

As a modified scheme of the invention: and the bottom of the aggregate bin is communicated with a material guide pipe positioned above the conveying belt.

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

According to the invention, liquid nitrogen generated by the liquid nitrogen supply device is sprayed from top to bottom through the fixed spray head and sprayed from bottom to top through the rotary spray head, so that the liquid nitrogen is in full contact with aquatic products on the conveying belt, the freezing rate of the aquatic products is greatly improved, the aquatic products on the conveying belt can be separated through the arranged flexible partition plate, accumulation of the aquatic products is effectively avoided, the aquatic products are fully frozen by the liquid nitrogen, and the freezing effect of the aquatic products is greatly improved.

Drawings

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is an enlarged view of portion A of FIG. 1;

FIG. 3 is a schematic top view of the rotary jetting mechanism of the present invention;

FIG. 4 is a schematic top view of a portion of the transfer mechanism of the present invention;

Fig. 5 is a schematic view of a connection three-dimensional structure of the spray disk and the fixed spray head of the present invention.

In the figure: 1-a freezing box, 2-a main gear, 3-a motor I, 4-a rotating shaft, 5-a pinion, 6-a fixed frame, 7-a liquid nitrogen supply device, 8-a main conveying pipe, 9-an axial flow fan, 10-a conveying belt, 11-a branch conveying pipe, 12-a belt wheel, 13-a flexible partition plate, 14-a material guide pipe, 15-a fixed spray head, 16-a material collecting hopper, 17-a spray disk, 18-a motor II, 19-an air guide hole, 20-a rotating spray head, 21-a sleeve, 22-a disturbance plate, 23-a hollow roller and 24-a through hole.

Detailed Description

The technical scheme of the patent is further described in detail by combining the following specific embodiments: