Nitrogen liquefying and pressurizing device

Abstract

The utility model relates to a nitrogen liquefying and pressurizing device which comprises a box body, a liquefying and pressurizing tank, a pressurizing mechanism and a cooling mechanism are respectively arranged in the box body, the upper surface of the liquefying and pressurizing tank is fixedly connected with the inner top wall of the box body, and the upper surface of the liquefying and pressurizing tank is fixedly communicated with a gas inlet pipeline. The top end of the air inlet pipeline penetrates through the box body and extends to the position above the box body, and the top end of the air inlet pipeline is fixedly connected with a connecting disc. According to the device, by arranging the liquefying and pressurizing tank, nitrogen can be conveyed into the liquefying and pressurizing tank for treatment through cooperation of the liquefying and pressurizing tank and the gas inlet pipeline, the nitrogen in the liquefying and pressurizing tank can be liquefied through cooperation of the pressurizing mechanism and the cooling mechanism, operation is easy and convenient, efficiency is high, and by arranging the carrying plate, the carrying plate is convenient to carry out; the liquid nitrogen storage tank can be conveniently placed through the carrying plate, liquefied nitrogen can be pressurized and conveyed into the liquid nitrogen storage tank through cooperation of the conveying pipeline, and use is convenient.

Description

Technical Field

[0001] The utility model relates to the technical field of nitrogen liquefaction, in particular to a nitrogen liquefaction pressurizing device. Background Art

[0002] Nitrogen is a pure substance composed of the element nitrogen. Nitrogen can be used in the chemical industry to produce synthetic ammonia, nitric acid, calcium cyanamide, cyanide, hydrogen peroxide, etc. Pure nitrogen can be used as a protective gas to prevent oxidation, volatility, and flammable substances, and as a bulb filling gas. Liquid nitrogen is mainly used as a cold source for deep freezing of instruments or machinery and quick freezing of food.

[0003] Liquid nitrogen has a wide range of uses. The nitrogen liquefaction and pressurization equipment currently used has a complex structure. It is troublesome and inconvenient for workers to pressurize and fill liquid nitrogen. Therefore, we propose a nitrogen liquefaction and pressurization device to solve the above problems. Utility Model Content

[0004] 1. Technical issues to be resolved

[0005] In order to solve the above problems in the prior art, the utility model provides a nitrogen liquefaction and pressurization device.

[0006] (II) Technical solution

[0007] In order to achieve the above-mentioned purpose, the main technical solutions adopted by the utility model include:

[0008] A nitrogen liquefaction and pressurization device comprises a box body, wherein a liquefaction and pressurization tank, a pressurization mechanism and a cooling mechanism are respectively arranged inside the box body, the upper surface of the liquefaction and pressurization tank is fixedly connected to the inner top wall of the box body, the upper surface of the liquefaction and pressurization tank is fixedly connected to an air intake pipe, the top end of the air intake pipe passes through the box body and extends to the top of the box body, the top end of the air intake pipe is fixedly connected to a connection plate, the upper surface of the connection plate is provided with a group of mounting holes, the bottom surface of the pressurization mechanism and the bottom surface of the cooling mechanism are both fixedly connected to the inner bottom wall of the box body, The upper surface of the cooling mechanism is fixedly connected to the bottom surface of the liquefied pressure tank, the output end of the pressure mechanism is fixedly connected with a pressure pipe, one end of the pressure pipe away from the pressure mechanism is fixedly connected with the left side of the liquefied pressure tank, a carrier plate is provided on the right side of the box body, the left side of the carrier plate is fixedly connected with the right side of the box body, a liquid nitrogen storage tank is arranged above the carrier plate, the output end of the liquefied pressure tank is fixedly connected with a delivery pipe, one end of the delivery pipe away from the liquefied pressure tank passes through the box body and is connected with the output end of the liquid nitrogen storage tank.

[0009] Two support plates are arranged below the box body, the bottom surface of each support plate is provided with a mounting opening, and the upper surface of each support plate is fixedly connected to the bottom surface of the box body.

[0010] Two fixing plates are arranged on the right side of the box body, the left side surface of each fixing plate is fixedly connected to the right side surface of the box body, and the upper surface of each fixing plate is fixedly connected to the bottom surface of the carrier plate.

[0011] The outer surface of the liquid nitrogen storage tank is provided with two limit seats, and the left side surface of each limit seat is fixedly connected to the right side surface of the box body.

[0012] A group of ventilation holes are opened on the back of the box body, a dustproof net is fixedly connected to the back of the box body, and two movable handles are fixedly connected to the upper surface of the box body.

[0013] An inspection panel is fixedly installed on the front of the box body, a movable door is hinged on the front of the inspection panel, two operating handles are fixedly connected to the front of the inspection panel, and a visual window is fixedly inlaid on the front of the inspection panel.

[0014] (III) Beneficial effects

[0015] The beneficial effects of the utility model are as follows: by providing a liquefied pressure tank and utilizing the cooperation of the liquefied pressure tank and the air inlet pipe, nitrogen can be transported to the inside of the liquefied pressure tank for processing; by utilizing the cooperation of the pressurizing mechanism and the cooling mechanism, the nitrogen inside the liquefied pressure tank can be liquefied; the operation is simple and convenient, and the efficiency is high; by providing a carrier plate, the carrier plate can be utilized to facilitate the placement of the liquid nitrogen storage tank; by utilizing the cooperation of the delivery pipe, the liquefied nitrogen can be pressurized and transported to the inside of the liquid nitrogen storage tank, and the use is relatively convenient. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] Figure 1 It is a schematic diagram of the three-dimensional structure of a nitrogen liquefaction and pressurization device;

[0017] Figure 2 It is a schematic diagram of the three-dimensional structure of a box in a nitrogen liquefaction and pressurization device;

[0018] Figure 3 It is a three-dimensional structural schematic diagram of a side view of a nitrogen liquefaction and pressurization device;

[0019] Figure 4 It is a three-dimensional structural schematic diagram of a bottom view of a nitrogen liquefaction and pressurization device;

[0020] [Description of Reference Numerals]

[0021] In the figure: 1. Box body; 2. Support plate; 3. Installation opening; 4. Carrier plate; 5. Fixed plate; 6. Liquid nitrogen storage tank; 7. Limit seat; 8. Delivery pipeline; 9. Inspection panel; 10. Movable door; 11. Operating handle; 12. Visual window; 13. Moving handle; 14. Air intake pipeline; 15. Connecting plate; 16. Installation hole; 17. Pressurizing mechanism; 18. Pressurizing pipeline; 19. Cooling mechanism; 20. Liquefied pressurized tank; 21. Ventilation hole; 22. Dust net. DETAILED DESCRIPTION

[0022] In order to better explain the present invention and facilitate understanding, the present invention is described in detail below through specific implementation modes in conjunction with the accompanying drawings.

[0023] Please refer to Figures 1 to 4 As shown, a nitrogen liquefaction and pressurization device of the present invention comprises a box body 1, wherein a liquefied pressurization tank 20, a pressurization mechanism 17 and a cooling mechanism 19 are respectively arranged inside the box body 1, the upper surface of the liquefied pressurization tank 20 is fixedly connected to the inner top wall of the box body 1, the upper surface of the liquefied pressurization tank 20 is fixedly connected to an air intake pipe 14, the top end of the air intake pipe 14 passes through the box body 1 and extends to the top of the box body 1, the top end of the air intake pipe 14 is fixedly connected to a connecting plate 15, the upper surface of the connecting plate 15 is provided with a group of mounting holes 16, the bottom surface of the pressurization mechanism 17 and the bottom surface of the cooling mechanism 19 are both connected to the inner top wall of the box body 1 The bottom wall is fixedly connected, the upper surface of the cooling mechanism 19 is fixedly connected to the bottom surface of the liquefied pressure tank 20, the output end of the pressure mechanism 17 is fixedly connected with a pressure pipe 18, and the end of the pressure pipe 18 away from the pressure mechanism 17 is fixedly connected to the left side of the liquefied pressure tank 20, a carrier plate 4 is provided on the right side of the box body 1, the left side of the carrier plate 4 is fixedly connected to the right side of the box body 1, and a liquid nitrogen storage tank 6 is provided above the carrier plate 4, and the output end of the liquefied pressure tank 20 is fixedly connected with a conveying pipe 8, and the end of the conveying pipe 8 away from the liquefied pressure tank 20 passes through the box body 1 and is connected to the output end of the liquid nitrogen storage tank 6. In the actual implementation process, when using it, first of all, the device needs to be placed stably and connected to the power supply. The device can be connected to the external nitrogen pipeline by using the connecting plate 15, and the nitrogen can be transported to the inside of the liquefied pressure tank 20 through the air intake pipe 14. Subsequently, the nitrogen inside the liquefied pressure tank 20 can be pressurized and liquefied by using the cooperation of the pressurizing mechanism 17 and the cooling mechanism 19. After completion, the liquid nitrogen can be transported to the liquid nitrogen storage tank 6 for storage by using the conveying pipe 8 for subsequent use.

[0024] Optionally, two support plates 2 are provided below the box 1, each support plate 2 has a mounting opening 3 on its bottom surface, and each support plate 2 has its top surface fixedly connected to the bottom surface of the box 1. In actual implementation, the support plates 2 can be used to securely mount the device.

[0025] Optionally, two fixing plates 5 are provided on the right side of the box body 1, the left side of each fixing plate 5 is fixedly connected to the right side of the box body 1, and the upper surface of each fixing plate 5 is fixedly connected to the bottom surface of the carrier plate 4. In the actual implementation process, the fixing plates 5 can reinforce the carrier plate 4.

[0026] Optionally, two limit seats 7 are provided on the outer surface of the liquid nitrogen storage tank 6, and the left side of each limit seat 7 is fixedly connected to the right side of the box body 1. In the actual implementation process, the limit seat 7 can be used to limit the liquid nitrogen storage tank 6, so that it can be placed more stably.

[0027] Optionally, a group of ventilation holes 21 are provided on the back of the box 1, a dust screen 22 is fixedly connected to the back of the box 1, and two movable handles 13 are fixedly connected to the upper surface of the box 1. In actual implementation, the ventilation holes 21 can be used to ventilate and dissipate heat inside the box 1 to ensure stable operation of its internal components, and the dust screen 22 can prevent dust from entering the box 1.

[0028] Optionally, an access panel 9 is fixedly installed on the front of the box body 1, a movable door 10 is hinged on the front of the access panel 9, two operating handles 11 are fixedly connected to the front of the access panel 9, and a visual window 12 is fixedly inlaid on the front of the access panel 9. In the actual implementation process, the interior of the box body 1 can be inspected and maintained through the access panel 9, the interior can be temporarily processed by using the movable door 10, the operating handle 11 can facilitate the access panel 9 to be taken, and the visual window 12 can directly view the internal conditions of the box body 1.

[0029] The above shows and describes the basic principle, main features and advantages of the utility model, and the standard parts used in the utility model can be purchased from the market, special-shaped parts can be customized according to the description and the drawings, and the specific connection methods of each part adopt mature conventional means such as bolts, rivets, welding, etc. in the prior art. Machinery, parts and equipment all adopt conventional models in the prior art, and the circuit connection adopts the conventional connection method in the prior art, which will not be described in detail here.

[0030] The above description is only an embodiment of the present invention, and does not limit the patent scope of the present invention. Any equivalent transformations made using the contents of the specification and drawings of the present invention, or directly or indirectly applied in the relevant technical field, are also included in the patent protection scope of the present invention.

Claims

1. A nitrogen liquefaction and pressurization device, comprising a housing (1), characterized in that: The box body (1) is provided with a liquefied pressure tank (20), a pressurizing mechanism (17) and a cooling mechanism (19) respectively. The upper surface of the liquefied pressure tank (20) is fixedly connected to the inner top wall of the box body (1). The upper surface of the liquefied pressure tank (20) is fixedly connected to an air intake pipe (14). The top end of the air intake pipe (14) passes through the box body (1) and extends to the top of the box body (1). The top end of the air intake pipe (14) is fixedly connected to a connecting plate (15). The upper surface of the connecting plate (15) is provided with a group of mounting holes (16). The bottom surfaces of the pressurizing mechanism (17) and the cooling mechanism (19) are fixedly connected to the inner bottom wall of the box body (1). The cooling mechanism (1 The upper surface of the casing (1) is fixedly connected to the bottom surface of the liquefied pressure tank (20), the output end of the pressurizing mechanism (17) is fixedly connected to a pressurizing pipe (18), and the end of the pressurizing pipe (18) away from the pressurizing mechanism (17) is fixedly connected to the left side of the liquefied pressure tank (20), the right side of the casing (1) is provided with a carrier plate (4), the left side of the carrier plate (4) is fixedly connected to the right side of the casing (1), a liquid nitrogen storage tank (6) is arranged above the carrier plate (4), the output end of the liquefied pressure tank (20) is fixedly connected to a conveying pipe (8), and the end of the conveying pipe (8) away from the liquefied pressure tank (20) passes through the casing (1) and is connected to the output end of the liquid nitrogen storage tank (6).

2. A nitrogen liquefaction and pressurization device as claimed in claim 1, characterized in that: Two support plates (2) are provided below the box body (1), the bottom surface of each support plate (2) is provided with a mounting opening (3), and the upper surface of each support plate (2) is fixedly connected to the bottom surface of the box body (1).

3. A nitrogen liquefaction and pressurization device as claimed in claim 1, characterized in that: Two fixing plates (5) are provided on the right side of the box body (1), the left side surface of each fixing plate (5) is fixedly connected to the right side surface of the box body (1), and the upper surface of each fixing plate (5) is fixedly connected to the bottom surface of the carrier plate (4).

4. A nitrogen liquefaction and pressurization device as claimed in claim 1, characterized in that: The outer surface of the liquid nitrogen storage tank (6) is provided with two limit seats (7), and the left side surface of each limit seat (7) is fixedly connected to the right side surface of the box body (1).

5. A nitrogen liquefaction and pressurization device as claimed in claim 1, characterized in that: A group of ventilation holes (21) are provided on the back of the box (1), a dustproof net (22) is fixedly connected to the back of the box (1), and two movable handles (13) are fixedly connected to the upper surface of the box (1).

6. A nitrogen liquefaction and pressurization device as claimed in claim 1, characterized in that: An inspection panel (9) is fixedly mounted on the front of the box body (1), a movable door (10) is hinged on the front of the inspection panel (9), two operating handles (11) are fixedly connected to the front of the inspection panel (9), and a visual window (12) is fixedly inlaid on the front of the inspection panel (9).

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