Inflation device of nitrogen packaging machine

Abstract

The utility model relates to the technical field of nitrogen packaging, and discloses a nitrogen packaging machine inflating device which comprises a box body, supporting legs are arranged at four corners of the bottom of the box body, a placing plate is arranged on one side of the bottom in the box body in a sliding connection mode, a locking structure is arranged between the placing plate and the box body, a nitrogen tank is placed on the placing plate, and the nitrogen tank is arranged on the nitrogen tank. An exhaust pipe is inserted into the top end of the box body, a filter pipe in threaded connection is arranged at one end, extending into the box body, of the exhaust pipe, a hose which is in threaded connection and connected with a nitrogen tank is arranged at the bottom end of the filter pipe, a filter screen is arranged in the filter pipe, and an exhaust nozzle is arranged at one end of the exhaust pipe. Compared with the prior art, the nitrogen conveying device has the advantages that the nitrogen tank can be conveniently drawn out, the nitrogen tank can be conveniently checked or replaced with a new nitrogen tank, the nitrogen conveying device is convenient to operate and high in working efficiency, conveyed nitrogen can be filtered, residual microorganisms can be removed, and the cleanliness and purity of the nitrogen can be ensured.

Description

Technical Field

[0001] The utility model relates to the technical field of nitrogen packaging, in particular to an inflator for a nitrogen packaging machine. Background Art

[0002] With the increasing requirements for food safety and drug protection, nitrogen packaging technology has been widely used due to its good anti-corrosion and anti-oxidation properties. Nitrogen packaging machine is a kind of equipment specially used for filling nitrogen in the packaging process of food, medicine and other commodities. It is widely used in many fields such as food, medicine, and chemical industry.

[0003] In the process of using traditional nitrogen packaging machines, in order to avoid direct sunlight on the nitrogen cylinder, it is usually placed directly inside the box. Each time the nitrogen cylinder is inspected or replaced with a new one, the box needs to be opened and moved out, which is relatively inconvenient and affects work efficiency. In addition, during the preparation and transportation of nitrogen, microorganisms exist in the equipment, pipelines, etc., which will be transmitted along with the nitrogen, affecting the cleanliness and purity of the nitrogen when the package is inflated. Utility Model Content

[0004] 1. Technical Problems Solved

[0005] The technical problem to be solved by the utility model is that the nitrogen tank of the traditional nitrogen packaging machine inflation device is not easy to take out, which brings certain inconveniences when checking or replacing a new nitrogen tank, and there is no relevant filtering structure, which may cause residual microorganisms and affect the cleanliness and purity of the nitrogen during packaging inflation.

[0006] 2. Technical Solution

[0007] In order to solve the above technical problems, the technical solution provided by the utility model is as follows: an inflation device for a nitrogen packaging machine, comprising a box body, supporting feet are arranged at the four corners of the bottom of the box body, a slidably connected placement plate is arranged on one side of the bottom of the box body, a locking structure is arranged between the placement plate and the box body, a nitrogen tank is placed on the placement plate, an exhaust pipe is inserted at the top of the box body, one end of the exhaust pipe extending into the box body is provided with a threaded filter tube, a hose connected to the nitrogen tank is arranged at the bottom of the filter tube, the hose and the filter tube are connected in a threaded manner, a filter screen is arranged in the filter tube, an exhaust nozzle is arranged at one end of the exhaust pipe, and a sealing structure for use with the exhaust nozzle is arranged at the top of the box body.

[0008] As an improvement, convex sliding blocks are provided on both sides of the bottom end of the placement plate, and a concave sliding groove used in conjunction with the convex sliding blocks is provided in the box body.

[0009] As an improvement, the locking structure includes a rotating shaft arranged on one side of the box body and rotatably connected, the rotating shaft is provided with a baffle in contact with the placement plate, the baffle is fixedly connected to the rotating shaft, and a knob is provided at one end of the rotating shaft.

[0010] As an improvement, the sealing structure includes a mounting plate arranged at the top of the box body and located below the exhaust nozzle, an inverted L-shaped plate is provided on one side of the mounting plate, a movable column is inserted on the L-shaped plate, a pressure plate is provided at the bottom end of the movable column, a spring is provided on the movable column and located between the L-shaped plate and the pressure plate, and a disc is provided on the top of the movable column.

[0011] As an improvement, heating plates are provided on the bottom end of the pressing plate and one side of the top end of the mounting plate for use in conjunction with each other.

[0012] As an improvement, a connecting pipe is provided between the output end of the nitrogen tank and the hose, and a valve is provided on the connecting pipe.

[0013] 3. Beneficial Effects

[0014] The advantages of the utility model compared with the prior art are:

[0015] 1. Through the placement plate, convex slider, concave slide, rotating shaft, baffle and knob, the placement plate can be easily pulled out, the nitrogen tank can be easily pulled out, and the nitrogen tank can be easily checked or replaced with a new one. The operation is convenient and the work efficiency is high.

[0016] 2. The nitrogen gas being transported can be filtered through the filter tube and filter net to remove residual microorganisms and ensure the cleanliness and purity of the nitrogen gas. In addition, the two ends of the filter tube are respectively threadedly connected to the exhaust pipe and the hose, which is convenient for disassembly and replacement. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] Figure 1 This is a three-dimensional schematic diagram of the nitrogen packaging machine inflation device of the utility model. Figure 1 .

[0018] Figure 2 This is a three-dimensional schematic diagram of the nitrogen packaging machine inflation device of the utility model. Figure 2 .

[0019] Figure 3 The utility model is a schematic cross-sectional structural diagram of the inflation device of the nitrogen packaging machine.

[0020] Figure 4 The utility model is a nitrogen packaging machine charging device Figure 1 A magnified detail of part A.

[0021] Figure 5 The utility model is a nitrogen packaging machine charging device Figure 2A magnified detail of part B.

[0022] Figure 6 The utility model is a nitrogen packaging machine charging device Figure 3 A magnified detail of part C.

[0023] As shown in the figure: 1. Box body; 2. Support feet; 3. Placement plate; 4. Nitrogen tank; 5. Convex slider; 6. Concave slide groove; 7. Rotating shaft; 8. Baffle; 9. Knob; 10. Exhaust pipe; 11. Filter tube; 12. Hose; 13. Filter net; 14. Exhaust nozzle; 15. Placement plate; 16. L-shaped plate; 17. Moving column; 18. Press plate; 19. Spring; 20. Disc; 21. Heating plate. DETAILED DESCRIPTION

[0024] The technical solutions in the embodiments of the utility model will be clearly and completely described below in conjunction with the drawings in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, rather than all of the embodiments; based on the embodiments of the utility model, all other embodiments obtained by ordinary technicians in this field without making creative work are within the scope of protection of the utility model.

[0025] Embodiment 1

[0026] Combined with Figure 1 .The nitrogen packaging machine inflation device includes a box body 1, and the four corners of the bottom of the box body 1 are provided with supporting feet 2. A slidingly connected placement plate 3 is provided on one side of the bottom of the box body 1. A locking structure is provided between the placement plate 3 and the box body 1, and a nitrogen tank 4 is placed on the placement plate 3.

[0027] Through the above structure, the nitrogen tank 4 is directly placed on the placement plate 3, which is convenient for pulling out and checking the nitrogen tank 4 and replacing it with a new one.

[0028] Combined with Figure 4 Convex sliding blocks 5 are provided on both sides of the bottom end of the placing plate 3, and concave sliding grooves 6 used in conjunction with the convex sliding blocks 5 are provided in the box body 1.

[0029] Through the above structure, the placement plate 3 can be pulled out by using the convex sliding block 5 and the concave sliding groove 6, and the structure is simple and easy to implement.

[0030] Combined with Figure 4 The locking structure includes a rotating shaft 7 which is arranged on one side of the box body 1 and is rotatably connected. The rotating shaft 7 is provided with a baffle 8 which contacts the placement plate 3. The baffle 8 is fixedly connected to the rotating shaft 7. A knob 9 is provided at one end of the rotating shaft 7.

[0031] Through the above structure, the knob 9 is rotated to drive the rotating shaft 7 to rotate, and the blocking piece 8 rotates accordingly, so as to resist and lock the placement plate 3 to prevent the placement plate 3 from sliding out at will.

[0032] Embodiment 2

[0033] Combined with Figure 3 and attached Figure 6 An exhaust pipe 10 is inserted at the top of the box body 1, and one end of the exhaust pipe 10 extending into the box body 1 is provided with a threaded filter tube 11, and the bottom end of the filter tube 11 is provided with a hose 12 connected to the nitrogen tank 4, and the hose 12 and the filter tube 11 are connected by a threaded connection, and a filter screen 13 is provided in the filter tube 11.

[0034] Through the above structure, the nitrogen in the nitrogen tank 4 passes through the hose 12, the filter tube 11 and the exhaust pipe 10 in sequence, and the residual microorganisms can be removed under the filtration of the filter 13 to ensure the cleanliness and purity of the nitrogen.

[0035] Combined with Figure 2 and attached Figure 5 An exhaust nozzle 14 is disposed at one end of the exhaust pipe 10 , and a sealing structure for use with the exhaust nozzle 14 is disposed at the top of the box body 1 .

[0036] Through the above structure, nitrogen can be directly discharged by using the exhaust nozzle 14 for inflation, and the sealing structure can be used to package the inflated items, which is convenient to use.

[0037] Combined with Figure 5 The sealing structure includes a mounting plate 15 arranged at the top of the box body 1 and located below the exhaust nozzle 14, an inverted L-shaped plate 16 is provided on one side of the mounting plate 15, a moving column 17 is inserted on the L-shaped plate 16, a pressing plate 18 is provided at the bottom end of the moving column 17, a spring 19 is provided on the moving column 17 and located between the L-shaped plate 16 and the pressing plate 18, a disc 20 is provided on the top of the moving column 17, and a heating plate 21 that cooperates with each other is provided on the bottom end of the pressing plate 18 and one side of the top of the mounting plate 15.

[0038] Through the above structure, the disc 20 is pressed downward to drive the movable column 17 to move downward, and the spring 19 is extended. The heating plate 21 at the bottom of the pressing plate 18 and the top of the mounting plate 15 can be used to directly perform the sealing operation, which is convenient to use.

[0039] Combined with Figure 1 A connecting pipe is provided between the output end of the nitrogen tank 4 and the hose 12, and a valve is provided on the connecting pipe for easy disassembly, replacement and maintenance.

[0040] When the utility model is implemented:

[0041] Place one side of the packaging bag containing the goods directly on the mounting board 15, then extend the exhaust nozzle 14 into the packaging bag, open the valve, start the vacuum pump at the top of the nitrogen tank 4, and the nitrogen is pumped out, passes through the hose 12, and enters the filter tube 11 and the exhaust pipe 10 in turn, and finally passes through the exhaust nozzle 14 to directly send the nitrogen into the packaging bag.

[0042] After being filled, the packaging bag is moved to one side, the heating plate 21 is started, one side of the packaging bag slowly enters the middle of the heating plate 21 and keeps moving until the exhaust nozzle 14 leaves the packaging bag, the disc 20 is pressed downward, the moving column 17 is driven downward, the spring 19 is stretched, and the packaging bag can be directly heat-sealed using the heating plate 21, and the packaging is completed.

[0043] Since the filter tube 11 has a filter screen 13, the residual microorganisms can be removed by filtering the filter screen 13 to ensure the cleanliness and purity of the nitrogen. In addition, the two ends of the filter tube 11 are respectively threadedly connected to the exhaust pipe 10 and the hose 12, which is convenient for disassembly and replacement.

[0044] When the nitrogen tank 4 needs to be maintained or replaced, the knob 9 is turned to drive the rotating shaft 7 to rotate continuously, and the baffle 8 rotates accordingly, so that the baffle 8 and the placement plate 3 are in a parallel state. The placement plate 3 can be directly pulled out using the convex slider 5 and the concave slide groove 6, and the nitrogen tank 4 moves outward accordingly. The whole is convenient to pull out and use.

[0045] It should be noted that, in this article, relational terms such as first and second, etc. are only used to distinguish one entity or operation from another entity or operation, and do not necessarily require or imply any such actual relationship or order between these entities or operations. Moreover, the terms "include", "comprise" or any other variants thereof are intended to cover non-exclusive inclusion, so that a process, method, article or device including a series of elements includes not only those elements, but also other elements not explicitly listed, or also includes elements inherent to such process, method, article or device.

[0046] Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

[0047] The above description of the utility model and its implementation methods is not restrictive. The drawings show only one implementation method of the utility model, and the actual structure is not limited thereto. In short, if ordinary technicians in this field are inspired by it and design structural methods and embodiments similar to the technical solution without creativity without departing from the purpose of the invention of the utility model, they should all fall within the protection scope of the utility model.

Claims

1. A nitrogen packaging machine inflation device, comprising a box body (1), wherein the four corners of the bottom of the box body (1) are each provided with supporting feet (2), and the characteristics are: A slidably connected placement plate (3) is provided on one side of the bottom of the box (1), a locking structure is provided between the placement plate (3) and the box (1), a nitrogen tank (4) is placed on the placement plate (3), an exhaust pipe (10) is inserted at the top of the box (1), one end of the exhaust pipe (10) extending into the box (1) is provided with a threaded filter tube (11), a hose (12) connected to the nitrogen tank (4) is provided at the bottom end of the filter tube (11), the hose (12) and the filter tube (11) are connected in a threaded manner, and a filter screen (13) is provided in the filter tube (11); An exhaust nozzle (14) is provided at one end of the exhaust pipe (10), and a sealing structure used in conjunction with the exhaust nozzle (14) is provided at the top end of the box body (1).

2. The nitrogen packaging machine inflation device according to claim 1, characterized in that: Both sides of the bottom end of the placement plate (3) are provided with convex sliding blocks (5), and the box body (1) is provided with a concave sliding groove (6) used in conjunction with the convex sliding blocks (5).

3. The nitrogen packaging machine inflation device according to claim 1, characterized in that: The locking structure comprises a rotating shaft (7) arranged on one side of the box body (1) and rotatably connected, the rotating shaft (7) is provided with a baffle (8) in contact with the placement plate (3), the baffle (8) is fixedly connected to the rotating shaft (7), and a knob (9) is provided at one end of the rotating shaft (7).

4. The nitrogen packaging machine inflation device according to claim 1, characterized in that: The sealing structure comprises a mounting plate (15) arranged at the top end of the box body (1) and located below the exhaust nozzle (14); an inverted L-shaped plate (16) is provided on one side of the mounting plate (15); a movable column (17) is inserted on the L-shaped plate (16); a pressure plate (18) is provided at the bottom end of the movable column (17); a spring (19) is provided on the movable column (17) and located between the L-shaped plate (16) and the pressure plate (18); and a disc (20) is provided at the top end of the movable column (17).

5. The nitrogen packaging machine inflation device according to claim 4, characterized in that: The bottom end of the pressing plate (18) and the top end of the placing plate (15) are both provided with heating plates (21) for use in conjunction with each other.

6. The nitrogen packaging machine inflation device according to claim 1, characterized in that: A connecting pipe is provided between the output end of the nitrogen tank (4) and the hose (12), and a valve is provided on the connecting pipe.

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