Skid-mounted liquid nitrogen equipment

Abstract

The utility model discloses skid-mounted liquid nitrogen equipment, and particularly relates to the technical field of liquid nitrogen equipment, the skid-mounted liquid nitrogen equipment comprises a cabinet and a liquid nitrogen tank, and a rotary switching assembly is arranged on the left side in the cabinet. Through the arrangement of the rotating table and the driving frame, the motor is started, the rotating shaft can be driven to drive the rotating table to rotate under the assistance of the first bevel gear and the second bevel gear, the four groups of liquid nitrogen tanks are inserted into the inner sides of the inserting grooves, and the liquid nitrogen tanks can be replaced when rotating along with the rotating table; after a new liquid nitrogen container is arranged below the inserting pipe, the electric telescopic rod can be started and drives the inserting pipe to move downwards, the inserting pipe can be stably driven to be inserted into the inner side of the liquid nitrogen container for use, the situation that nitrogen overflows when the inserting pipe is inserted is reduced, the sealing cover on the outer side of the inserting pipe is clamped at a container opening of the liquid nitrogen container, and sealing treatment can be assisted; the function of automatically replacing the liquid nitrogen tank when the liquid nitrogen equipment is used is achieved.

Description

Technical Field

[0001] The utility model relates to the technical field of liquid nitrogen equipment, in particular to a skid-mounted liquid nitrogen equipment. Background Art

[0002] Skid-mounted equipment is a combination of equipment frame and equipment as a whole. It means a group of equipment is fixed on the chassis and can be used after being moved. There is no need to install valves and instruments in the middle. It can be used by directly connecting pipelines. Liquid nitrogen tank is the most common liquid nitrogen equipment, usually used to store liquid nitrogen.

[0003] When liquid nitrogen equipment is in use, it is often necessary to replace the liquid nitrogen tank. If mistakes are made during manual replacement, serious liquid nitrogen overflow may occur, which is prone to danger.

[0004] Therefore, a skid-mounted liquid nitrogen equipment is needed to solve the above problems. Utility Model Content

[0005] The utility model aims to provide a skid-mounted liquid nitrogen equipment to solve the problem in the above background technology that the liquid nitrogen equipment is inconvenient to replace the liquid nitrogen tank.

[0006] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a skid-mounted liquid nitrogen equipment, comprising a cabinet and a liquid nitrogen tank, a rotary switching assembly is arranged on the left side inside the cabinet, the switching assembly comprises a driving platform, a rotating shaft, a first bevel gear, a second bevel gear, a motor and a rotating platform, a driving platform is installed on the left side inside the cabinet, a rotating shaft is movably installed at the center position inside the driving platform, a first bevel gear is installed on the outer side wall of the rotating shaft, a second bevel gear is arranged on the right side of the first bevel gear, a motor is installed on the right side of the second bevel gear, the top end of the rotating shaft extends to the outside of the driving platform, and the top end of the rotating shaft is arranged A rotating table is provided, a bottom groove is provided at the top of the rotating table, a soft pad is fixed at the bottom end of the bottom groove, a support frame is installed at the center position of the top end of the rotating table, a top plate is installed at the top of the support frame, a slot is penetrated through the surface of the top plate, a liquid nitrogen tank is provided inside the bottom groove and the slot, a driving frame is installed at the top of the cabinet, an electric telescopic rod is installed on the inside of the driving frame, a connecting frame is installed at the bottom end of the electric telescopic rod, a liquid nitrogen pump is installed on the right side of the connecting frame, a sealing cover is installed at the bottom end of the liquid nitrogen pump, a cannula is installed at the center position of the bottom end of the liquid nitrogen pump, and a feed pipe is installed at the top of the right side of the liquid nitrogen pump.

[0007] Furthermore, a base is installed at the bottom end of the cabinet, and movable wheels are movably installed at the bottom end of the base.

[0008] Furthermore, the first bevel gear and the second bevel gear are vertically distributed, and the first bevel gear and the second bevel gear are meshed.

[0009] Furthermore, four groups of slots are arranged at the top of the top plate, and the four groups of slots are distributed in a ring shape.

[0010] Furthermore, a partition is installed on the right side inside the cabinet, and the right side of the material conveying pipe extends to the right side of the partition.

[0011] Preferably, a hanging platform is installed on the top end of the right side of the partition, and a card slot is provided on the right side of the hanging platform.

[0012] Furthermore, a detection hole is provided at the top of the left side of the cabinet, a temperature sensor is provided inside the detection hole, the right side of the temperature sensor extends into the interior of the cabinet, a connecting wire is installed on the left side of the temperature sensor, and a control box is installed at the top of the connecting wire.

[0013] Preferably, the interior of the detection hole is provided with an internal thread, and the surface of the temperature sensor is provided with an external thread.

[0014] Compared with the prior art, the utility model has the following beneficial effects: by providing a rotating table and a driving frame, starting the motor, with the assistance of the first bevel gear and the second bevel gear, the rotating shaft can be driven to drive the rotating table to rotate, four groups of liquid nitrogen tanks are inserted inside the slots, and as the rotating table rotates, the liquid nitrogen tanks can be replaced, and after the new liquid nitrogen tank is placed under the cannula, the electric telescopic rod can be started, and the electric telescopic rod drives the cannula to move downward, so that the cannula can be stably driven to be inserted into the inner side of the liquid nitrogen tank for use, reducing the overflow of nitrogen when the cannula is inserted, and the sealing cover outside the cannula is stuck at the tank mouth of the liquid nitrogen tank, which can assist in sealing treatment, thereby realizing the function of automatically replacing the liquid nitrogen tank when the liquid nitrogen equipment is used;

[0015] By providing a hanging platform and a card slot, the hanging platform is located outside the partition, and the cross section of the card slot is slightly larger than the cross section of the feeding pipe. When in use, the end of the feeding pipe can be stuck in the card slot on the hanging platform to assist in the hanging and placing operation of the feeding pipe, thereby realizing the snack hanging and placing function of the feeding pipe of the liquid nitrogen equipment;

[0016] By providing a temperature sensor, the temperature sensor is inserted into the inner side of the cabinet along the detection hole at the side end of the cabinet for use, and can be used to detect the temperature inside the cabinet, and the detected data can be fed back to the control box for display through a connecting line, thereby assisting the operator to understand the temperature condition inside the cabinet, and realizing the temperature detection function of the liquid nitrogen equipment when in use. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] Figure 1It is a front view cross-sectional structural schematic diagram of the utility model;

[0018] Figure 2 It is a three-dimensional structural schematic diagram of the utility model;

[0019] Figure 3 This is a schematic diagram of the front cross-sectional structure of the driving platform and the rotating platform of the utility model;

[0020] Figure 4 This is a schematic diagram of the front cross-sectional structure of the drive frame of the utility model;

[0021] Figure 5 This is a schematic diagram of the front view structure of the temperature sensor and the control box of the utility model.

[0022] In the figure: 1, cabinet; 2, base; 3, moving wheel; 4, driving platform; 5, rotating shaft; 6, first bevel gear; 7, second bevel gear; 8, motor; 9, rotating platform; 10, bottom groove; 11, cushion; 12, support frame; 13, top plate; 14, slot; 15, liquid nitrogen tank; 16, driving frame; 17, electric telescopic rod; 18, connecting frame; 19, liquid nitrogen pump; 20, sealing cover; 21, intubation; 22, feed pipe; 23, partition; 24, hanging platform; 25, card slot; 26, detection hole; 27, temperature sensor; 28, connecting line; 29, control box. 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 1-5, an embodiment provided by the utility model: a skid-mounted liquid nitrogen equipment, including a cabinet 1 and a liquid nitrogen tank 15, a rotary switching component is arranged on the left side inside the cabinet 1, the switching component includes a driving platform 4, a rotating shaft 5, a first bevel gear 6, a second bevel gear 7, a motor 8 and a rotating platform 9, a base 2 is installed at the bottom end of the cabinet 1, a moving wheel 3 is movably installed at the bottom end of the base 2, a driving platform 4 is installed on the left side inside the cabinet 1, a rotating shaft 5 is movably installed at the center position inside the driving platform 4, a first bevel gear 6 is installed on the outer side wall of the rotating shaft 5, a second bevel gear 7 is arranged on the right side of the first bevel gear 6, the first bevel gear 6 and the second bevel gear 7 are vertically distributed, the first bevel gear 6 and the second bevel gear 7 are meshed, a motor 8 is installed on the right side of the second bevel gear 7, the top end of the rotating shaft 5 extends to the outside of the driving platform 4, the ... bottom end of the base 2, a moving wheel 3 is movably installed at the bottom end of the base 2, a driving platform 4 is installed on the left side inside the cabinet 1, a rotating shaft 5 is movably installed at the center position inside the driving platform 4, a first be A rotating table 9 is installed at the top of the shaft 5, a bottom groove 10 is provided at the top of the rotating table 9, a soft pad 11 is fixed at the bottom end of the bottom groove 10, a support frame 12 is installed at the center position of the top of the rotating table 9, a top plate 13 is installed at the top of the support frame 12, a slot 14 is provided through the surface of the top plate 13, four groups of slots 14 are provided at the top of the top plate 13, and the four groups of slots 14 are distributed in a ring shape, a liquid nitrogen tank 15 is provided on the inner side of the bottom groove 10 and the slot 14, a driving frame 16 is installed at the top of the cabinet 1, an electric telescopic rod 17 is installed on the inner side of the driving frame 16, a connecting frame 18 is installed at the bottom end of the electric telescopic rod 17, a liquid nitrogen pump 19 is installed on the right side of the connecting frame 18, a sealing cover 20 is installed at the bottom end of the liquid nitrogen pump 19, a cannula 21 is installed at the center position of the bottom end of the liquid nitrogen pump 19, and a feed pipe 22 is installed at the top of the right side of the liquid nitrogen pump 19;

[0025] Specifically, Figure 1 , Figure 3 and Figure 4 As shown, when in use, four groups of liquid nitrogen tanks 15 are inserted into the slots 14 on the surface of the top plate 13, and the motor 8 is started. With the assistance of the first bevel gear 6 and the second bevel gear 7, the rotating shaft 5 can be driven to drive the rotating table 9 to rotate, so that the positions of the four groups of liquid nitrogen tanks 15 can be switched and adjusted, and the electric telescopic rod 17 on the inner side of the driving frame 16 is started, and the liquid nitrogen pump 19 and the cannula 21 on the bottom side can be driven to be inserted into the liquid nitrogen tank 15 below for use. At the same time, the sealing cover 20 is stuck at the tank mouth of the liquid nitrogen tank 15, and the tank mouth can be sealed;

[0026] A partition 23 is installed on the right side of the cabinet 1, the right side of the feed pipe 22 extends to the right side of the partition 23, a hanging platform 24 is installed on the top of the right side of the partition 23, and a card slot 25 is provided on the right side of the hanging platform 24;

[0027] Specifically, Figure 1As shown, when in use, the hanging platform 24 is located at the outer side of the partition 23, and the slot 25 on the surface of the hanging platform 24 can be used for the end of the feed pipe 22 to be inserted, so as to perform the hanging operation of the feed pipe 22 and store and protect the feed pipe 22;

[0028] A detection hole 26 is provided at the top of the left side of the cabinet 1, a temperature sensor 27 is provided inside the detection hole 26, an internal thread is provided inside the detection hole 26, an external thread is provided on the surface of the temperature sensor 27, the right side of the temperature sensor 27 extends to the inside of the cabinet 1, a connecting wire 28 is installed on the left side of the temperature sensor 27, and a control box 29 is installed on the top of the connecting wire 28;

[0029] Specifically, Figure 1 and Figure 5 As shown, when in use, the temperature sensor 27 is connected to the control box 29 via the connecting line 28. After the temperature sensor 27 is inserted into the cabinet 1 along the detection hole 26, the temperature inside the cabinet 1 can be detected. At the same time, the temperature data can be transmitted to the control box 29 through the connecting line 28, and the temperature display operation can be performed through the display screen on the surface of the control box 29.

[0030] Working principle: When in use, four groups of liquid nitrogen tanks 15 can be inserted into the inner side of the slot 14 on the surface of the top plate 13 for use, and the motor 8 can be started to drive the second bevel gear 7 at the front end to rotate. The second bevel gear 7 cooperates with the first bevel gear 6 to drive the rotating shaft 5 to drive the rotating table 9 to rotate. In this way, the positions of the four groups of liquid nitrogen tanks 15 can be rotated and switched. After the liquid nitrogen tank 15 is placed under the cannula 21 and the sealing plug at the tank mouth is removed, the electric telescopic rod 17 can be started. With the help of the electric telescopic rod 17, the liquid nitrogen pump 19 and the cannula 21 at the bottom are driven downward and inserted into the interior of the liquid nitrogen tank 15. During the insertion process, the operator can stay slightly away from the device to avoid nitrogen overflow and damage to the operator. The sealing cover 20 can be stuck at the mouth of the liquid nitrogen tank 15 to perform auxiliary sealing on the mouth of the liquid nitrogen tank 15. A feeding pipe 22 is installed on the right side of the liquid nitrogen pump 19 and extends to the outside through the partition 23. Nitrogen can be transported with the help of the feeding pipe 22. After use, the feeding pipe 22 can be stuck in the slot 25 on the hanging platform 24 to hang and fix the feeding pipe 22. When the device is in use, the temperature sensor 27 can detect the temperature inside the cabinet 1, and the detected data is fed back to the control box 29 through the connecting line 28 for display. In this way, the operator can be assisted to understand the temperature condition inside the cabinet 1 to avoid leakage of the liquid nitrogen tank 15.

[0031] It is obvious to those skilled in the art that the present invention is not limited to the details of the exemplary embodiments described above, and that the present invention can be implemented in other specific forms without departing from the spirit or essential features of the present invention. Therefore, the embodiments should be regarded as exemplary and non-restrictive from any point of view, and the scope of the present invention is defined by the appended claims rather than the above description, and it is intended that all changes falling within the meaning and scope of the equivalent elements of the claims be included in the present invention. Any reference numeral in a claim should not be regarded as limiting the claim to which it relates.

Claims

1. A skid-mounted liquid nitrogen device, comprising a cabinet (1) and a liquid nitrogen tank (15), characterized in that: A rotary switching component is provided on the left side inside the cabinet (1); The switching assembly comprises a driving platform (4), a rotating shaft (5), a first bevel gear (6), a second bevel gear (7), a motor (8) and a rotating platform (9); the driving platform (4) is installed on the left side of the cabinet (1); the rotating shaft (5) is movably installed at the center position of the driving platform (4); the first bevel gear (6) is installed on the outer wall of the rotating shaft (5); the second bevel gear (7) is arranged on the right side of the first bevel gear (6); the motor (8) is installed on the right side of the second bevel gear (7); the top end of the rotating shaft (5) extends to the outside of the driving platform (4); the rotating platform (9) is installed on the top end of the rotating shaft (5); the top end of the rotating platform (9) is provided with a bottom groove (10); the bottom end of the bottom groove (10) is fixed with a soft pad (11); A support frame (12) is installed at the center position of the top of the turntable (9), a top plate (13) is installed at the top of the support frame (12), a slot (14) is provided through the surface of the top plate (13), a liquid nitrogen tank (15) is provided inside the bottom groove (10) and the slot (14), a drive frame (16) is installed at the top of the cabinet (1), an electric telescopic rod (17) is installed inside the drive frame (16), a connecting frame (18) is installed at the bottom end of the electric telescopic rod (17), a liquid nitrogen pump (19) is installed on the right side of the connecting frame (18), a sealing cover (20) is installed at the bottom end of the liquid nitrogen pump (19), a cannula (21) is installed at the center position of the bottom end of the liquid nitrogen pump (19), and a feed pipe (22) is installed at the top end of the right side of the liquid nitrogen pump (19).

2. A skid-mounted liquid nitrogen equipment according to claim 1, characterized in that: A base (2) is installed at the bottom end of the cabinet (1), and a moving wheel (3) is movably installed at the bottom end of the base (2).

3. The skid-mounted liquid nitrogen equipment according to claim 1, characterized in that: The first bevel gear (6) and the second bevel gear (7) are vertically distributed, and the first bevel gear (6) and the second bevel gear (7) are meshed.

4. The skid-mounted liquid nitrogen equipment according to claim 1, characterized in that: Four groups of the slots (14) are arranged on the top of the top plate (13), and the four groups of the slots (14) are distributed in a ring shape.

5. The skid-mounted liquid nitrogen equipment according to claim 1, characterized in that: A partition plate (23) is installed on the right side inside the cabinet (1), and the right side of the material conveying pipe (22) extends to the right side of the partition plate (23).

6. The skid-mounted liquid nitrogen equipment according to claim 5, characterized in that: A hanging platform (24) is installed at the top end of the right side of the partition (23), and a card slot (25) is arranged on the right side of the hanging platform (24).

7. The skid-mounted liquid nitrogen equipment according to claim 1, characterized in that: A detection hole (26) is provided at the top end of the left side of the cabinet (1), a temperature sensor (27) is provided inside the detection hole (26), the right side of the temperature sensor (27) extends into the interior of the cabinet (1), a connecting wire (28) is installed on the left side of the temperature sensor (27), and a control box (29) is installed at the top end of the connecting wire (28).

8. The skid-mounted liquid nitrogen equipment according to claim 7, characterized in that: The interior of the detection hole (26) is provided with an internal thread, and the surface of the temperature sensor (27) is provided with an external thread.

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