Rapid cooling device for charging tray

Abstract

The utility model relates to the technical field of charging tray cooling, and discloses a charging tray rapid cooling device which comprises a cooling box, a controller and a partition plate, eight supporting blocks are fixedly connected to the inner wall of the side, close to a box door, of the cooling box, the eight supporting blocks are evenly located on the two sides of the cooling box, and the supporting blocks on the two sides are symmetrically arranged respectively; the bottom face of the outer wall of the cooling box is connected with a power mechanism, the output end of the power mechanism is connected with a first rod, the outer wall of the first rod is connected with a first transmission assembly, the other end of the first transmission assembly is connected with a second rod, the outer wall of the second rod is further connected with a second transmission assembly, and the other end of the second transmission assembly is connected with a third rod. The outer wall of the third rod is further connected with a third transmission assembly, and the other end of the third transmission assembly is connected with a fourth rod. According to the rapid cooling device for the charging tray, when the charging tray needs to be cooled, water can be sprayed from the upper side and the lower side of the charging tray for cooling at the same time, so that the cooling effect is more uniform.

Description

TECHNICAL FIELD

[0001] The utility model relates to the tray cooling technical field, concretely to a tray quick cooling device. BACKGROUND

[0002] The tray is mainly used for placing products in heat treatment, and is a device for placing products in high temperature of nearly one thousand degrees for treatment, so the tray needs not only to have the characteristics of high temperature resistance and wear resistance, but also needs a matched device for cooling.

[0003] The patent with the announcement number CN219120832U discloses a tray quick cooling device, which comprises a cooling box, two cavities are arranged in the cooling box, reciprocating screw rods are rotatably connected in the cavities, slide rods are fixedly connected to the top of the reciprocating screw rods in the cavities, electric spray heads are arranged between the slide rods and the reciprocating screw rods, the electric spray heads are threadedly connected with the reciprocating screw rods, the electric spray heads are slidably connected with the slide rods, and first and second belt pulleys are fixedly connected to the ends of the reciprocating screw rods and extend to the outside of the cooling box.

[0004] However, the above-mentioned tray quick cooling device still has the following problems in actual use:

[0005] When the tray is cooled by the electric spray head in the cavity, the electric spray head is only located above the tray, but the bottom of the tray also has the same heat, which leads to the temperature of the upper part of the tray being reduced quickly and the temperature of the lower part of the tray being reduced slowly (or even not being reduced), thereby causing a large temperature difference between the two sides and increasing the risk of cracking of the tray. UTILITY MODEL CONTENTS

[0006] In view of the deficiencies of the prior art, the utility model provides a tray quick cooling device which can cool the upper and lower sides of the tray at the same time.

[0007] In order to achieve the above object, the utility model provides the following technical scheme: a tray rapid cooling device, including cooling box, controller installed at the top of cooling box and partition board installed in the inside of cooling box, eight support blocks are fixedly connected to the inner wall of cooling box near the side of box door, eight support blocks are evenly located at the both sides of cooling box, and the support blocks on the both sides are respectively arranged symmetrically, the bottom surface of the outer wall of cooling box is connected with power mechanism, the output end of power mechanism is connected with no.

[0008] Further, the power mechanism comprises a motor support and a transmission motor, one end of the motor support is fixedly connected with the outer wall of the cooling box, the other end of the motor support is fixedly connected with the outer wall of the transmission motor, and the output shaft of the transmission motor is fixedly connected with one end of the first rod located outside the cooling box.

[0009] Further, the first transmission assembly comprises a first transmission belt and two first pulleys, the two first pulleys are respectively sleeved and fixedly connected with the outer walls of the first rod and the second rod at one end located outside the cooling box, and the first transmission belt is sleeved on the surfaces of the two first pulleys.

[0010] Further, the second transmission assembly comprises a second transmission belt and two second pulleys, the two second pulleys are respectively sleeved and fixedly connected with the outer walls of the second rod and the third rod at one end located outside the cooling box, and the second transmission belt is sleeved on the surfaces of the two second pulleys.

[0011] Further, the third transmission assembly comprises a third transmission belt and two third pulleys, the two third pulleys are respectively sleeved and fixedly connected with the outer walls of the third rod and the fourth rod at one end located outside the cooling box, and the third transmission belt is sleeved on the outer walls of the two third pulleys.

[0012] Further, the auxiliary sliding assembly comprises four auxiliary sliding rods, the four auxiliary sliding rods are respectively arranged in parallel with the first rod, the second rod, the third rod and the fourth rod, one end of each of the four auxiliary sliding rods is fixedly connected with the inner walls of the four support blocks away from the side of the first rod, and the other end of each of the four auxiliary sliding rods is fixedly connected with the inner wall of the cooling box.

[0013] Further, the water spraying mechanism comprises four sliding blocks, two adjusting assemblies and two cooling assemblies, two sliding blocks are sleeved and threadedly connected to the outer walls of the third rod and the fourth rod respectively, the other two sliding blocks are sleeved and slidably connected to the outer walls of the two auxiliary sliding rods respectively, the four sliding blocks are divided into upper and lower rows, the two sliding blocks in the lower row are connected with one of the cooling assemblies, the two sliding blocks in the upper row are connected with the two adjusting assemblies respectively, the two adjusting assemblies are connected with the other cooling assembly, and the two cooling assemblies are located on the upper and lower sides of the supporting assembly in the same cavity.

[0014] Further, each of the two cooling assemblies comprises a water inlet hose, a spray pipe and a plurality of spray heads, one end of the water inlet hose is located outside the cooling box, the other end of the water inlet hose penetrates through the outer wall of the cooling box to the inside of the cooling box and is fixedly connected with the middle part of the spray pipe, the bottom surface of the spray pipe is fixedly connected with the plurality of spray heads, the water inlet hose, the spray pipe and the plurality of spray heads are in communication, the two sets of water inlet hoses, spray pipes and spray heads are located on the upper and lower sides of the supporting assembly respectively, the two ends of the spray pipe located below the supporting assembly are fixedly connected with the two sliding blocks respectively, and the two ends of the spray pipe located above the supporting assembly are connected with the two adjusting assemblies respectively.

[0015] Further, the adjusting assembly comprises an adjusting plate, a knob, a threaded rod and a rectangular block, one side of the adjusting plate is fixedly connected with the side wall of the sliding block, the other side of the adjusting plate is provided with a sliding groove, the outer wall of the rectangular block is slidably connected with the inner wall of the sliding groove, the other side of the rectangular block is fixedly connected with one end of the threaded rod, the other end of the threaded rod penetrates through the sliding groove and the knob and is fixedly connected with the end of the spray pipe located above the supporting assembly, the inner wall of the knob is threadedly connected with the outer wall of the threaded rod, and the side wall of the knob is abutted with the side wall of the adjusting plate.

[0016] Further, the supporting assembly comprises a placing net and two supporting strips, the two supporting strips are fixedly connected with the two sides of the inner wall of the cooling box respectively, the two sides of the bottom surface of the placing net are slidably connected with the upper surfaces of the two supporting strips respectively, and the two spray pipes are located on the upper and lower sides of the placing net.

[0017] Compared with the prior art, the material disc rapid cooling device has the following beneficial effects:

[0018] The material disc rapid cooling device has the following beneficial effects:

[0019] The tray rapid cooling device can control the movement of multiple water spraying mechanisms simultaneously when cooling the tray, so that the water spraying cooling on the upper and lower sides of the tray is more consistent.

[0020] The tray rapid cooling device can adjust the height according to the trays of different heights by setting two adjusting assemblies on the part of the water spraying mechanism above the supporting assembly, so as to adapt to more thickness and height models of the tray cooling. BRIEF DESCRIPTION OF DRAWINGS

[0021] Figure 1 It is a whole appearance schematic view of the utility model;

[0022] Figure 2 It is an internal structure schematic view of the cooling box of the utility model;

[0023] Figure 3 It is a cross-section three-dimensional schematic view of the cooling box of the utility model;

[0024] Figure 4 It is a detailed connection schematic view of the power mechanism and the three transmission assemblies of the utility model;

[0025] Figure 5 It is a part of detail enlarged schematic view of the water spraying mechanism of the utility model.

[0026] In the drawing: 1, cooling box; 2, controller; 3, motor support; 4, transmission motor; 5, No. 1 belt pulley; 6, No. 1 transmission belt; 7, No. 2 rod; 8, No. 2 belt pulley; 9, No. 2 transmission belt; 10, No. 3 rod; 11, No. 3 transmission belt; 12, No. 4 rod; 13, No. 3 belt pulley; 14, auxiliary sliding rod; 15, water inlet hose; 16, partition plate; 17, supporting block; 18, supporting strip; 19, placing net; 20, No. 1 rod; 21, spray pipe; 22, spray head; 23, adjusting plate; 231, sliding groove; 24, sliding block; 25, knob; 26, threaded rod; 27, rectangular block. DETAILED DESCRIPTION

[0027] The technical solutions in the embodiments of the utility model will be clearly and completely described below with reference to the drawings in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all the embodiments.

[0028] Please refer to Figures 1-5The utility model discloses a tray quick cooling device, including cooling box 1, the controller 2 of installation in the cooling box 1 top and the partition 16 of installation in the inside of cooling box 1, cooling box 1 is fixedly connected with eight support blocks 17 close to the inner wall of the door side, eight support blocks 17 are evenly located at the both sides of cooling box 1, and the support block 17 of both sides is arranged respectively and symmetrically, the bottom surface of the outer wall of cooling box 1 is connected with power mechanism, and the output of power mechanism is connected with no.

[0029] The utility model discloses a tray quick cooling device with a similar structure to the existing tray quick cooling device, such as the tray quick cooling device disclosed in the patent with the publication number CN219120832U. As shown in the drawings, Figures 1 to 5 When the tray quick cooling device in the utility model cools the tray, the following steps can be taken:

[0030] First, open the door, then place the two trays that need to be cooled in the two cavities inside the cooling box 1 on the two support assemblies, and then close the door.

[0031] Then, start the power mechanism through the controller 2. When the power mechanism is started, it will rotate with the first rod 20.

[0032] Then, the first rod 20 rotates with the first transmission assembly. After that, the other end of the first transmission assembly rotates with the second rod 7.

[0033] After the second rod 7 rotates, it will rotate with the second transmission assembly. Then, the second transmission assembly will rotate with the third rod 10.

[0034] After the third rod 10 rotates, it will rotate with the third transmission assembly. Then, the third transmission assembly will rotate with the fourth rod 12.

[0035] At this time, the first rod 20, the second rod 7, the third rod 10 and the fourth rod 12 rotate together, and in cooperation with the auxiliary sliding assembly on the other side of the cooling box 1, the two groups of water spraying mechanisms in the cooling box 1 can be controlled to move in the upper and lower cavities of the partition plate 16 respectively.

[0036] At the same time, the external water pump is started through the controller 2, water is supplied to the two water spraying mechanisms through the external water pump and the water pipe, and then the water spraying mechanisms spray water mist to the surface of the tray on the support assembly.

[0037] At the same time of spraying water by the water spraying mechanism, the water spraying mechanism also moves along the auxiliary sliding assembly, the first rod 20, the second rod 7, the third rod 10 and the fourth rod 12, so that the tray can be uniformly sprayed and cooled.

[0038] Because the water spraying mechanisms are located on both sides of the support assembly, the upper and lower sides of the tray can be sprayed and cooled at the same time during the movement.

[0039] It should be particularly pointed out that:

[0040] The cooling box 1, the controller 2 and the partition plate 16 mentioned above are all prior art disclosed in the “patent with publication number CN219120832U, a tray rapid cooling device”, and the principles and communication modes of the water inlet and outlet pipes (not numbered in the figure) at the upper end and the lower end of the cooling box 1 are all disclosed technologies, so the positional relationship, connection relationship and working principle are not described in detail.

[0041] The external water pump and the external water pipe mentioned above are all mature technologies, so they are not described in detail.

[0042] Two drain pipes are arranged on one side of the outer wall of the cooling box 1, so that the water sprayed in the cooling box 1 can be aggregated and discharged to the outside.

[0043] As a preferred scheme of the utility model, the power mechanism comprises a motor support 3 and a transmission motor 4, one end of the motor support 3 is fixedly connected with the outer wall of the cooling box 1, the other end of the motor support 3 is fixedly connected with the outer wall of the transmission motor 4, and the output shaft of the transmission motor 4 is fixedly connected with one end of the first rod 20 located outside the cooling box 1.

[0044] More specifically, when the first rod 20 needs to rotate, the transmission motor 4 is started through the controller 2, and the output shaft of the transmission motor 4 can drive the first rod 20 to rotate.

[0045] As a preferred scheme of the utility model, the first transmission assembly includes a first transmission belt 6 and two first belt pulleys 5, the two first belt pulleys 5 are respectively sleeved and fixedly connected to the outer walls of the one end of the first rod 20 and the second rod 7 located outside the cooling box 1, and the first transmission belt 6 is sleeved on the surfaces of the two first belt pulleys 5.

[0046] More specifically, when the first rod 20 rotates, the first belt pulley 5 connected thereto rotates together, and then the first belt pulley 5 rotates the other first belt pulley 5 through the first transmission belt 6, and then the second first belt pulley 5 rotates the second rod 7.

[0047] As a preferred scheme of the utility model, the second transmission assembly includes a second transmission belt 9 and two second belt pulleys 8, the two second belt pulleys 8 are respectively sleeved and fixedly connected to the outer walls of the second rod 7 and the third rod 10 located outside the cooling box 1, and the second transmission belt 9 is sleeved on the surfaces of the two second belt pulleys 8.

[0048] More specifically, when the second rod 7 rotates, the second belt pulley 8 connected to the outside thereof rotates, and then the second belt pulley 8 rotates the other second belt pulley 8 and the third rod 10 through the second transmission belt 9.

[0049] As a preferred scheme of the utility model, the third transmission assembly includes a third transmission belt 11 and two third belt pulleys 13, the two third belt pulleys 13 are respectively sleeved and fixedly connected to the outer walls of the third rod 10 and the fourth rod 12 located outside the cooling box 1, and the third transmission belt 11 is sleeved on the outer walls of the two third belt pulleys 13.

[0050] More specifically, when the third rod 10 rotates, the third belt pulley 13 connected thereto rotates the other third belt pulley 13 and the fourth rod 12 through the third transmission belt 11.

[0051] As a preferred scheme of the utility model, the auxiliary sliding assembly includes four auxiliary sliding rods 14, the four auxiliary sliding rods 14 are respectively arranged in parallel with the first rod 20, the second rod 7, the third rod 10 and the fourth rod 12, one end of each of the four auxiliary sliding rods 14 is fixedly connected to the inner walls of the four supporting blocks 17 away from the side of the first rod 20, and the other end of each of the four auxiliary sliding rods 14 is fixedly connected to the inner wall of the cooling box 1.

[0052] More specifically, the four auxiliary sliding rods 14 are used in cooperation with the first rod 20, the second rod 7, the third rod 10 and the fourth rod 12 to limit the idle rotation of the water spraying mechanism in the middle.

[0053] As a preferred scheme of the utility model, the water spraying mechanism comprises four sliding blocks 24, two adjusting assemblies and two cooling assemblies, wherein the two sliding blocks 24 are respectively sleeved and threadedly connected to the outer walls of the third rod 10 and the fourth rod 12, the other two sliding blocks 24 are respectively sleeved and slidingly connected to the outer walls of the two auxiliary sliding rods 14, the four sliding blocks 24 are divided into two rows, the two sliding blocks 24 in the lower row are connected with one of the cooling assemblies, the two sliding blocks 24 in the upper row are respectively connected with the two adjusting assemblies on the adjacent sides, the two adjusting assemblies are connected with the other cooling assembly, and the two cooling assemblies are located on the upper and lower sides of the supporting assembly in the same cavity.

[0054] More specifically, when the tray needs to be cooled, the external water pump is started, then the water in the external water pipe enters the two cooling assemblies, and then the two cooling assemblies spray water to the upper and lower sides of the supporting assembly, so that the upper and lower sides of the tray on the supporting assembly can be sprayed and cooled at the same time.

[0055] It should be particularly noted that: because different trays may have different thicknesses and heights, the adjusting assemblies are arranged at the two ends of the cooling assembly above the supporting assembly to adjust the height of the cooling assembly above, so as to adapt to more different thicknesses and heights.

[0056] As a preferred scheme of the utility model, the two cooling assemblies each comprise a water inlet hose 15, a spray pipe 21 and a plurality of spray heads 22, one end of the water inlet hose 15 is located outside the cooling box 1, the other end of the water inlet hose 15 penetrates through the outer wall of the cooling box 1 to the inside of the cooling box 1 and is fixedly connected with the middle part of the spray pipe 21, the bottom surface of the spray pipe 21 is fixedly connected with the plurality of spray heads 22, the water inlet hose 15, the spray pipe 21 and the plurality of spray heads 22 are in communication, the two groups of water inlet hoses 15, spray pipes 21 and spray heads 22 are respectively located on the upper and lower sides of the supporting assembly, the two ends of the spray pipe 21 below the supporting assembly are respectively fixedly connected with the two sliding blocks 24, and the two ends of the spray pipe 21 above the supporting assembly are respectively connected with the two adjusting assemblies.

[0057] More specifically, when the tray surface needs to be sprayed and cooled, the water in the external water pipe enters the spray pipe 21 along the water inlet hose 15, then enters the spray head 22 through the spray pipe 21, and then sprays the tray surface through the plurality of spray heads 22, so that the tray is cooled.

[0058] As one preferred scheme of the utility model, the adjusting assembly comprises an adjusting plate 23, a knob 25, a threaded rod 26 and a rectangular block 27, one side of the adjusting plate 23 is fixedly connected with the side wall of the sliding block 24, the other side of the adjusting plate 23 is provided with a sliding groove 231, the outer wall of the rectangular block 27 is slidably connected with the inner wall of the sliding groove 231, the other side of the rectangular block 27 is fixedly connected with one end of the threaded rod 26, the other end of the threaded rod 26 penetrates through the sliding groove 231 and the knob 25 and is fixedly connected with the end of the spray pipe 21 above the supporting assembly, the inner wall of the knob 25 is threadedly connected with the outer wall of the threaded rod 26, and the side wall of the knob 25 is abutted with the side wall of the adjusting plate 23.

[0059] More specifically, when the height of the spray head 22 above the supporting assembly needs to be adjusted, the knob 25 is only needed to be rotated to be loosened with the adjusting plate 23, so that the friction force is reduced, then the spray pipe 21 is slid up and down, and after the position is adjusted to the appropriate position, the knob 25 is tightened.

[0060] As one preferred scheme of the utility model, the supporting assembly comprises a placing net 19 and two supporting strips 18, the two supporting strips 18 are respectively fixedly connected with the two sides of the inner wall of the cooling box 1, the bottom surface of the placing net 19 is slidably connected with the upper surfaces of the two supporting strips 18, and the two spray pipes 21 are respectively located on the upper and lower sides of the placing net 19.

[0061] More specifically, by arranging the placing net 19, the material tray can be supported, and meanwhile the water spraying of the spray head 22 below the placing net 19 is not affected, and the placing net 19 is only arranged on the two supporting strips 18, so that the placing net 19 can be conveniently taken out from the inside of the cooling box 1 when cleaning in the later period.

[0062] Although the embodiments of the utility model have been shown and described, it can be understood by those skilled in the art that various changes, modifications, replacements and variations can be made to the embodiments without departing from the principles and spirits of the utility model, and the scope of the utility model is defined by the appended claims and their equivalents.

Claims

1. A rapid cooling device for a tray, comprising a cooling box (1), a controller (2) installed on the top of the cooling box (1) and a partition plate (16) installed inside the cooling box (1), characterized in that: The inner wall of the cooling box (1) near the side of the box door is fixedly connected with eight supporting blocks (17), the eight supporting blocks (17) are evenly located on the two sides of the cooling box (1), and the supporting blocks (17) on the two sides are symmetrically arranged, the bottom surface of the outer wall of the cooling box (1) is connected with a power mechanism, the output end of the power mechanism is connected with a first rod (20), the outer wall of the first rod (20) is connected with a first transmission assembly, the other end of the first transmission assembly is connected with a second rod (7), the outer wall of the second rod (7) is further connected with a second transmission assembly, the other end of the second transmission assembly is connected with a third rod (10), the outer wall of the third rod (10) is further connected with a third transmission assembly, the other end of the third transmission assembly is connected with a fourth rod (12), the ends of the first rod (20), the second rod (7), the third rod (10) and the fourth rod (12) away from the power mechanism all penetrate through the outer wall of the cooling box (1) to the inside of the cooling box (1) and are connected with the four supporting blocks (17) on the same side of the inner wall of the cooling box (1), the inside of the other four supporting blocks (17) is connected with an auxiliary sliding assembly, the inside of the cooling box (1) is connected with two supporting assemblies and two groups of water spraying mechanisms, the two supporting assemblies are respectively located on the upper and lower sides of the partition plate (16), and the two groups of water spraying mechanisms are also respectively located on the upper and lower sides of the partition plate (16).

2. A rapid cooling device for a tray as claimed in claim 1, characterized in that: The power mechanism comprises a motor support (3) and a transmission motor (4), one end of the motor support (3) is fixedly connected with the outer wall of the cooling box (1), the other end of the motor support (3) is fixedly connected with the outer wall of the transmission motor (4), and the output shaft of the transmission motor (4) is fixedly connected with one end of the first rod (20) located outside the cooling box (1).

3. A rapid cooling device for a tray as claimed in claim 1, characterized in that: The first transmission assembly comprises a first transmission belt (6) and two first belt pulleys (5), the two first belt pulleys (5) are respectively sleeved and fixedly connected with the outer walls of the first rod (20) and the second rod (7) at the ends located outside the cooling box (1), and the first transmission belt (6) is sleeved on the surfaces of the two first belt pulleys (5).

4. A rapid cooling device for a tray as claimed in claim 1, characterized in that: The second transmission assembly comprises a second transmission belt (9) and two second belt pulleys (8), the two second belt pulleys (8) are respectively sleeved and fixedly connected with the outer walls of the second rod (7) and the third rod (10) at the ends located outside the cooling box (1), and the second transmission belt (9) is sleeved on the surfaces of the two second belt pulleys (8).

5. A rapid cooling device for a tray as claimed in claim 1, characterized in that: The third transmission assembly comprises a third transmission belt (11) and two third belt pulleys (13), the two third belt pulleys (13) are respectively sleeved and fixedly connected with the outer walls of the third rod (10) and the fourth rod (12) at the ends located outside the cooling box (1), and the third transmission belt (11) is sleeved on the outer walls of the two third belt pulleys (13).

6. A rapid cooling device for a tray as claimed in claim 1, characterized in that: The auxiliary sliding assembly comprises four auxiliary sliding rods (14), the four auxiliary sliding rods (14) are respectively arranged in parallel with the first rod (20), the second rod (7), the third rod (10) and the fourth rod (12), one end of each of the four auxiliary sliding rods (14) is fixedly connected with the inner walls of the four supporting blocks (17) away from the side of the first rod (20), and the other end of each of the four auxiliary sliding rods (14) is fixedly connected with the inner wall of the cooling box (1).

7. A rapid cooling device for a tray as claimed in claim 6, characterized in that: The water spraying mechanism comprises four sliding blocks (24), two adjusting assemblies and two cooling assemblies, two sliding blocks (24) are sleeved and threadedly connected to the outer walls of the third rod (10) and the fourth rod (12) respectively, the other two sliding blocks (24) are sleeved and slidably connected to the outer walls of the two auxiliary sliding rods (14) respectively, the four sliding blocks (24) are divided into upper and lower rows, the two sliding blocks (24) in the lower row are connected with one of the cooling assemblies, the two sliding blocks (24) in the upper row are connected with the two adjusting assemblies respectively, the two adjusting assemblies are connected with the other cooling assembly, and the two cooling assemblies are located on the upper and lower sides of the supporting assembly.

8. A rapid cooling device for a tray as claimed in claim 7, characterized in that: The two cooling assemblies each comprise a water inlet hose (15), a spray pipe (21) and a plurality of spray heads (22), one end of the water inlet hose (15) is located outside the cooling box (1), the other end of the water inlet hose (15) penetrates through the outer wall of the cooling box (1) to the inside of the cooling box (1) and is fixedly connected with the middle part of the spray pipe (21), the bottom surface of the spray pipe (21) is fixedly connected with the plurality of spray heads (22), the water inlet hose (15), the spray pipe (21) and the plurality of spray heads (22) are in communication, the two groups of water inlet hoses (15), spray pipes (21) and spray heads (22) are located on the upper and lower sides of the supporting assembly, the two ends of the spray pipe (21) located below the supporting assembly are fixedly connected with the two sliding blocks (24) respectively, and the two ends of the spray pipe (21) located above the supporting assembly are connected with the two adjusting assemblies respectively.

9. A rapid cooling device for a tray as claimed in claim 8, characterized in that: The adjusting assembly comprises an adjusting plate (23), a knob (25), a threaded rod (26) and a rectangular block (27), one side of the adjusting plate (23) is fixedly connected with the side wall of the sliding block (24), the other side of the adjusting plate (23) is provided with a sliding groove (231), the outer wall of the rectangular block (27) is slidably connected with the inner wall of the sliding groove (231), the other side of the rectangular block (27) is fixedly connected with one end of the threaded rod (26), the other end of the threaded rod (26) penetrates through the sliding groove (231) and the knob (25) and is fixedly connected with the end of the spray pipe (21) located above the supporting assembly, the inner wall of the knob (25) is threadedly connected with the outer wall of the threaded rod (26), and the side wall of the knob (25) abuts against the side wall of the adjusting plate (23).

10. A rapid cooling device for a tray as claimed in claim 8, characterized in that: The supporting assembly comprises a placing net (19) and two supporting strips (18), the two supporting strips (18) are fixedly connected with the two sides of the inner wall of the cooling box (1) respectively, the two sides of the bottom surface of the placing net (19) are slidably connected with the upper surfaces of the two supporting strips (18) respectively, and the two spray pipes (21) are located on the upper and lower sides of the placing net (19).

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