Sampling device for chilling agent production

Abstract

The utility model discloses a sampling device for chilling agent production, which comprises a sampling box, one side of the sampling box is fixedly communicated with a plurality of sampling barrels, the inner walls of the plurality of sampling barrels are connected with piston rods in a sliding manner, one end of each piston rod is fixedly connected with a U-shaped connecting frame, a sliding plate is arranged in the sampling box, and the U-shaped connecting frame is fixedly connected with the sliding plate. A plurality of first reset springs are fixedly connected to one side of the sliding plate. The sampling box is placed in the mixed preparation equipment for producing the chilling agent, so that the plurality of sampling barrels on the sampling box are respectively positioned at different depths of the mixed preparation equipment, the rotating rod is rotated, the sliding plate is slowly pushed along the special-shaped disc, and the plurality of piston rods respectively slide in the plurality of sampling barrels; and the chilling agents at different depths in the mixed preparation equipment are pumped into the sampling barrel, so that one-time sampling is completed, the structure is simple, the operation is convenient, and the sampling efficiency is improved.

Description

Technical Field

[0001] The utility model relates to the technical field of sampling equipment for chiller production, in particular to a sampling device for chiller production. Background Art

[0002] Chilling agent, also known as quick-freezing agent, freezing agent, rapid cooling agent, rapid freezing agent or rapid cooling agent, is a product made of advanced environmentally friendly refrigerant. Chilling agent is usually used in electronic equipment and laboratory testing, refrigeration equipment, molten iron thermal analysis, etc. When producing chilling agent, a sampling device is required to take out the chilling agent in the mixing preparation equipment for subsequent quality analysis and testing to ensure that the quality of the chilling agent produced in the mixing preparation equipment meets the standards.

[0003] Currently, most sampling devices used in the production of refrigerants can only take samples at one location in the mixing and preparation equipment. However, in order to test whether the refrigerant production in the mixing and preparation equipment is qualified, it is necessary to sample the refrigerant at different depths in the mixing and preparation equipment, which requires multiple sampling. This method has low sampling efficiency, affects detection efficiency, and is therefore inconvenient to use. Utility Model Content

[0004] The purpose of the present invention is to provide a sampling device for chiller production to solve the problems raised in the above background technology.

[0005] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a sampling device for the production of refrigerants, comprising a sampling box, one side of the sampling box is fixedly connected to a plurality of sampling cylinders, the inner walls of the plurality of sampling cylinders are slidably connected to piston rods, one end of the plurality of piston rods are fixedly connected to a U-shaped connecting frame, a sliding plate is provided inside the sampling box, one side of the sliding plate is fixedly connected to a plurality of return springs, one end of the plurality of return springs are fixedly connected to the inner wall of the sampling box, one side of the sliding plate is fixedly connected to one end of the plurality of U-shaped connecting frames, the interior of the sampling box is rotatably connected to a rotating rod, the outer surface of the rotating rod is fixedly connected to a plurality of special-shaped disks, the outer surfaces of the plurality of special-shaped disks are slidably connected to the other side of the sliding plate.

[0006] As a further preferred embodiment of the present technical solution, a guide groove is provided at the inner bottom of the sampling box, and an inner wall of the guide groove is slidably connected to one side of the sliding plate.

[0007] As a further preferred embodiment of the present technical solution, a connecting plate is fixedly connected to the upper end of the sampling box, and handles are fixedly connected to both sides of the upper end of the connecting plate.

[0008] As a further preferred embodiment of the present technical solution, one side of the upper end of the connecting plate is fixedly connected to a fixing frame, one end of the rotating rod is fixedly connected to a hexagonal connecting rod, the outer surface of the hexagonal connecting rod is slidably connected to a hexagonal limiting ring, and one side of the hexagonal limiting ring is slidably engaged with one side of the inner wall of the fixing frame.

[0009] As a further preferred embodiment of the present technical solution, a mounting hole is provided on one side of the outer surface of the hexagonal connecting rod, a fixed block is slidably connected to the inner wall of the mounting hole, one end of the fixed block is fixedly connected to a second reset spring, one end of the second reset spring is fixedly connected to one side of the inner wall of the mounting hole, and the other end of the fixed block is slidably engaged with the inner wall of the hexagonal limiting ring.

[0010] As a further preferred embodiment of the present technical solution, a maintenance cover is provided on one side of the sampling box, and a plurality of fixing bolts are threadedly connected to one side of the maintenance cover, and one end of each of the fixing bolts is threadedly connected to one side of the sampling box.

[0011] As a further preferred embodiment of the present technical solution, the outer surfaces of the plurality of sampling tubes are fixedly connected with connecting ears, one side of the plurality of connecting ears is threadedly connected with a mounting bolt, and one end of the mounting bolt is threadedly connected to the inner wall of the sampling box.

[0012] The utility model provides a sampling device for chiller production, which has the following beneficial effects:

[0013] (1) The utility model places a sampling box into a mixing and preparing device for producing a chiller, so that a plurality of sampling cylinders on the sampling box are located at different depths of the mixing and preparing device. The rotating rod is rotated, and the sliding plate is slowly pushed along the special-shaped disk. The plurality of piston rods slide in the plurality of sampling cylinders respectively, and the chiller at different depths in the mixing and preparing device is drawn into the sampling cylinders, thereby completing the sampling at one time. This structure is simple, easy to operate, and improves the sampling efficiency.

[0014] (2) After the present invention samples the refrigerant produced in the mixing preparation equipment through the sampling tube, the hexagonal limit ring is slid downward, one side of the hexagonal limit ring is slid into the fixed frame, the hexagonal connecting rod is connected to the fixed frame, and the rotating rod is fixed to prevent the reaction force of the reset spring from pushing the sliding plate back, causing the refrigerant sampled in the sampling tube to be discharged. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] Figure 1 It is a schematic diagram of the three-dimensional structure of the utility model;

[0016] Figure 2 This is a schematic diagram of the internal structure of the sampling box in the present utility model;

[0017] Figure 3This is an exploded structural diagram of the connection relationship between the fixing frame and the hexagonal connecting rod in the present invention;

[0018] Figure 4 This is a schematic diagram of the cross-sectional structure of the sampling tube in the present utility model;

[0019] In the figure: 1. Sampling box; 2. Sampling tube; 3. Piston rod; 4. U-shaped connecting frame; 5. Sliding plate; 6. Rotating rod; 7. Special-shaped disk; 8. Maintenance cover; 9. Fixing bolt; 10. Connecting plate; 11. Pickup handle; 12. Fixing frame; 13. Hexagonal limit ring; 14. Hexagonal connecting rod; 15. Return spring 1; 16. Guide groove; 17. Mounting hole; 18. Return spring 2; 19. Fixing block; 20. Connecting ear; 21. Mounting bolt. DETAILED DESCRIPTION

[0020] The technical solutions in the embodiments of the present invention will be described clearly and completely below with reference to the accompanying drawings in the embodiments of the present invention.

[0021] The utility model provides a technical solution: Figure 1 - Figure 4 As shown, in this embodiment, a sampling device for chiller production includes a sampling box 1, one side of the sampling box 1 is fixedly connected to a plurality of sampling cylinders 2, the inner walls of the plurality of sampling cylinders 2 are slidably connected to piston rods 3, one end of the plurality of piston rods 3 is fixedly connected to a U-shaped connecting frame 4, a sliding plate 5 is provided inside the sampling box 1, one side of the sliding plate 5 is fixedly connected to a plurality of return springs 15, one end of the plurality of return springs 15 is fixedly connected to the inner wall of the sampling box 1, one side of the sliding plate 5 is fixedly connected to one end of the plurality of U-shaped connecting frames 4, the interior of the sampling box 1 is rotatably connected to a rotating rod 6, the rotating rod 6 is fixedly connected to the outer surface of multiple special-shaped disks 7, and the outer surfaces of multiple special-shaped disks 7 are all slidably connected to the other side of the sliding plate 5. By placing the sampling box 1 into the mixing preparation equipment for producing the refrigerant, the multiple sampling cylinders 2 on the sampling box 1 are respectively located at different depths of the mixing preparation equipment. The rotating rod 6 is rotated, and the sliding plate 5 is slowly pushed along the special-shaped disk 7. The multiple piston rods 3 slide in the multiple sampling cylinders 2 respectively, and the refrigerants at different depths in the mixing preparation equipment are drawn into the sampling cylinders 2, so that the sampling is completed at one time. This structure is simple, easy to operate, and improves the sampling efficiency, wherein the sampled refrigerant is liquid.

[0022] like Figure 2 As shown, a guide groove 16 is provided at the inner bottom of the sampling box 1 , and the inner wall of the guide groove 16 is slidably connected to one side of the sliding plate 5 , and the sliding direction of the sliding plate 5 is limited by the guide groove 16 .

[0023] like Figure 1 and Figure 2As shown, the upper end of the sampling box 1 is fixedly connected to a connecting plate 10, and both sides of the upper end of the connecting plate 10 are fixedly connected to a picking handle 11. The structural design of the picking handle 11 makes it convenient to take out and place the sampling box 1 from the production equipment.

[0024] like Figure 1 - Figure 3 As shown, one side of the upper end of the connecting plate 10 is fixedly connected to a fixing frame 12, one end of the rotating rod 6 is fixedly connected to a hexagonal connecting rod 14, the outer surface of the hexagonal connecting rod 14 is slidably connected to a hexagonal limiting ring 13, one side of the hexagonal limiting ring 13 is slidably engaged with one side of the inner wall of the fixing frame 12, after the refrigerant produced in the mixed preparation equipment is sampled through the sampling tube 2, the hexagonal limiting ring 13 is slid downward, and one side of the hexagonal limiting ring 13 is slid into the fixing frame 12, the hexagonal connecting rod 14 is connected to the fixing frame 12 together, and the rotating rod 6 is fixed to prevent the reaction force of the reset spring 15 from pushing the sliding plate 5 back, causing the refrigerant sampled in the sampling tube 2 to be discharged.

[0025] like Figure 3 As shown, a mounting hole 17 is provided on one side of the outer surface of the hexagonal connecting rod 14, and a fixing block 19 is slidably connected to the inner wall of the mounting hole 17. One end of the fixing block 19 is fixedly connected to a reset spring 2 18, and one end of the reset spring 2 18 is fixedly connected to one side of the inner wall of the mounting hole 17, and the other end of the fixing block 19 is slidably engaged with the inner wall of the hexagonal limiting ring 13. Through the structural design of the reset spring 2 18 and the fixing block 19, the hexagonal limiting ring 13 is fixed to the hexagonal connecting rod 14 to prevent the hexagonal limiting ring 13 from being stuck in the fixing frame 12 due to its own gravity when the hexagonal connecting rod 14 is rotated, thereby affecting the rotation.

[0026] like Figure 1 As shown, a maintenance cover 8 is provided on one side of the sampling box 1, and a plurality of fixing bolts 9 are threadedly connected to one side of the maintenance cover 8. One end of the plurality of fixing bolts 9 is threadedly connected to one side of the sampling box 1. The sampling box 1 can be opened through the maintenance cover 8 to repair the structure inside the sampling box 1, wherein a sealing ring is installed between the sampling box 1 and the maintenance cover 8.

[0027] like Figure 2 and Figure 4 As shown, the outer surfaces of multiple sampling tubes 2 are fixedly connected with connecting ears 20, and one side of multiple connecting ears 20 is threadedly connected with mounting bolts 21. One end of the mounting bolt 21 is threadedly connected to the inner wall of the sampling box 1. Through the structural design of the mounting bolt 21 and the connecting ear 20, the sampling tube 2 can be removed from the sampling box 1 for replacement, and a sealing ring is installed at the position where the sampling tube 2 is connected to the sampling box 1.

[0028] The utility model provides a sampling device for chiller production, and the specific working principle is as follows:

[0029] When sampling the coolant used for thermal analysis of molten iron for quality inspection, the sampling box 1 is first placed in the mixing and preparation equipment for producing the coolant, so that the multiple sampling tubes 2 on the sampling box 1 are located at different depths of the mixing and preparation equipment respectively. The hexagonal limit ring 13 is pulled, and when the inner wall of the hexagonal limit ring 13 is slid onto the fixed block 19, the restriction of the hexagonal connecting rod 14 is released, and then the hexagonal connecting rod 14 is rotated. The sliding plate 5 is slowly pushed along the special-shaped disk 7, and multiple piston rods 3 slide in the multiple sampling tubes 2 respectively, and the coolant at different depths in the mixing and preparation equipment is drawn into the sampling tube 2, and then the hexagonal limit ring 13 is slid downward, and one side of the hexagonal limit ring 13 is slid into the fixed frame 12, the hexagonal connecting rod 14 is connected to the fixed frame 12, and the rotating rod 6 is fixed. Then the sampling box 1 is taken out from the mixing and preparation equipment for quality inspection.

[0030] Although the embodiments of the present invention have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and variations may be made to these embodiments without departing from the principles and spirit of the present invention, and the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A sampling device for chiller production, comprising a sampling box (1), characterized in that: One side of the sampling box (1) is fixedly connected to a plurality of sampling cylinders (2), the inner walls of the plurality of sampling cylinders (2) are slidably connected to piston rods (3), one end of the plurality of piston rods (3) is fixedly connected to a U-shaped connecting frame (4), a sliding plate (5) is provided inside the sampling box (1), one side of the sliding plate (5) is fixedly connected to a plurality of return springs (15), one end of the plurality of return springs (15) is fixedly connected to the inner wall of the sampling box (1), one side of the sliding plate (5) is fixedly connected to one end of the plurality of U-shaped connecting frames (4), the interior of the sampling box (1) is rotatably connected to a rotating rod (6), the outer surface of the rotating rod (6) is fixedly connected to a plurality of special-shaped disks (7), the outer surfaces of the plurality of special-shaped disks (7) are slidably connected to the other side of the sliding plate (5).

2. A sampling device for chiller production according to claim 1, characterized in that: A guide groove (16) is provided at the inner bottom of the sampling box (1), and the inner wall of the guide groove (16) is slidably connected to one side of the sliding plate (5).

3. The sampling device for chiller production according to claim 1, characterized in that: The upper end of the sampling box (1) is fixedly connected to a connecting plate (10), and both sides of the upper end of the connecting plate (10) are fixedly connected to a taking handle (11).

4. The sampling device for chiller production according to claim 3, characterized in that: One side of the upper end of the connecting plate (10) is fixedly connected to a fixing frame (12), one end of the rotating rod (6) is fixedly connected to a hexagonal connecting rod (14), the outer surface of the hexagonal connecting rod (14) is slidably connected to a hexagonal limiting ring (13), and one side of the hexagonal limiting ring (13) is slidably engaged with one side of the inner wall of the fixing frame (12).

5. The sampling device for chiller production according to claim 4, characterized in that: A mounting hole (17) is provided on one side of the outer surface of the hexagonal connecting rod (14); a fixing block (19) is slidably connected to the inner wall of the mounting hole (17); one end of the fixing block (19) is fixedly connected to a second return spring (18); one end of the second return spring (18) is fixedly connected to one side of the inner wall of the mounting hole (17); and the other end of the fixing block (19) is slidably engaged with the inner wall of the hexagonal limiting ring (13).

6. The sampling device for chiller production according to claim 1, characterized in that: A maintenance cover (8) is provided on one side of the sampling box (1), and a plurality of fixing bolts (9) are threadedly connected to one side of the maintenance cover (8), and one end of each of the fixing bolts (9) is threadedly connected to one side of the sampling box (1).

7. The sampling device for chiller production according to claim 1, characterized in that: The outer surfaces of the plurality of sampling tubes (2) are fixedly connected with connecting ears (20), one side of the plurality of connecting ears (20) is threadedly connected with a mounting bolt (21), and one end of the mounting bolt (21) is threadedly connected to the inner wall of the sampling box (1).

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