Nitrogen production filling mechanism

Abstract

The utility model relates to the technical field of nitrogen production, in particular to a filling mechanism for nitrogen production, which is provided with a central rotating mechanism and different groups of fixing mechanisms arranged outside the rotating mechanism, and can adapt to and fix nitrogen tanks with different sizes respectively, so that the practicability is improved; comprising a conveying pipe and a nitrogen filling head, the input end of the conveying pipe is connected with a nitrogen source, the nitrogen filling head is arranged at the output end of the conveying pipe, the nitrogen filling device further comprises a base, a vertical plate, a middle groove, a constraint shaft, a rotating column, a sliding pin base, a plug pin, a plug pin handle piece and a pin groove base, the middle side of the top end of the base is connected with the bottom end of the vertical plate, and the outer side of the constraint shaft is rotationally connected with the inner side of the rotating column; multiple sets of different fixing mechanisms are arranged on the outer ring side of the rotating column, a set of pin groove bases are arranged on the corresponding sides of each set of fixing mechanism at the top end of the rotating column, the upper middle side of a middle groove in the front end of the vertical plate is connected with the rear side of a sliding pin base, the inner side of the sliding pin base is slidably connected with the outer side of a bolt, and the top end of the bolt is connected with the middle of the bottom end of a bolt handle piece.

Description

Technical Field

[0001] The utility model relates to the technical field of nitrogen production, in particular to a nitrogen production and filling mechanism. Background Art

[0002] Nitrogen, a single substance formed by the element nitrogen, has the chemical formula N2. It is a colorless and odorless gas at room temperature and pressure. Industrial nitrogen production includes air separation, ammonium nitrate decomposition, and ammonia evaporation.

[0003] In the above-mentioned nitrogen preparation methods, nitrogen filling needs to be performed in the final step. For example, the utility model patent with publication number CN212960879U discloses a nitrogen filling device with a full stop function, including a bracket, an air inlet, an air outlet, and a filling hose. The main body of the bracket is L-shaped, and the side of the bracket is provided with the air inlet and the air outlet. The air inlet is fixed on the bracket, the air outlet is fixed on the bracket, and the filling hose is fixedly connected to the air outlet. A connecting pipe is provided on the inner side of the bracket, and the connecting pipe is respectively connected to the air inlet and the air outlet. A solenoid valve is provided on the air inlet, a pressure gauge is provided on the end of the connecting pipe close to the air inlet, and a gas flow meter is provided on the end of the connecting pipe close to the air outlet. A digital controller is provided on the front of the bracket. The device observes whether the nitrogen cylinder is full by setting the digital controller.

[0004] Since the fixing clamp of the device is relatively simple, it cannot adapt to the fixing of nitrogen tanks of different sizes and its use is relatively limited. Utility Model Content

[0005] (1) Technical problems solved

[0006] In view of the shortcomings of the existing technology, the utility model provides a nitrogen production and filling mechanism with a central rotating mechanism and different groups of fixing mechanisms arranged outside the mechanism, which can adapt to the fixing of nitrogen tanks of different sizes and improve practicality.

[0007] (2) Technical solution

[0008] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a nitrogen production and filling mechanism, comprising a delivery pipe and a nitrogen filling head, the delivery pipe input end being connected to a nitrogen source, the delivery pipe output end being provided with a nitrogen filling head, and also comprising a base, a vertical plate, a middle groove, a constraint shaft, a rotating column, a sliding pin seat, a latch, a latch handle and a pin groove seat, the middle side of the top end of the base is connected to the bottom end of the vertical plate, a middle groove is provided in the middle of the vertical plate, the upper and lower ends of the middle groove of the vertical plate are respectively connected to the upper and lower ends of the constraint shaft, the outer side of the constraint shaft is rotatably connected to the inner side of the rotating column, a plurality of groups of different fixing mechanisms are provided on the outer ring side of the rotating column, a group of pin groove seats are respectively provided on the corresponding side of each group of fixing mechanisms at the top end of the rotating column, the upper and middle side of the middle groove at the front end of the vertical plate is connected to the rear side of the sliding pin seat, the inner side of the sliding pin seat is slidably connected to the outer side of the latch, and the top of the latch is connected to the middle of the bottom end of the latch handle.

[0009] Preferably, the fixing mechanism includes an inner fixing frame, a screw channel frame, a hinge, an outer fixing frame, a fixing plate and a fixing bolt. The outer side of the rotating column is connected to the inner side of the inner fixing frame. One end of the outer side of the inner fixing frame is movably connected to the inner end of the outer fixing frame via a hinge. The other sides of the inner fixing frame and the outer fixing frame are respectively connected to the screw channel frame and the fixing plate. The fixing bolt movably passes through the fixing plate and is detachably screwed on the inner side of the screw channel frame.

[0010] Preferably, contact pads are further included, and a group of contact pads are connected to the inner side of the outer side of the internal fixator and the inner side of the outer fixator.

[0011] Preferably, it further comprises a handle, and the middle portions of the left and right sides of the rotating column are respectively connected to the inner sides of a group of handles.

[0012] Preferably, it further comprises a lamp stand and a lighting lamp, wherein the middle side of the top end of the vertical plate is connected to the bottom end of the lamp stand, and the inner top end of the lamp stand is connected to the top end of the lighting lamp.

[0013] Preferably, an information board is further included, and the upper left side of the front end of the vertical board is connected to the inner side of the information board.

[0014] (3) Beneficial effects

[0015] Compared with the existing technology, the present invention provides a nitrogen production and filling mechanism with the following beneficial effects:

[0016] Before use, the corresponding fixing mechanism is selected according to the needs, and the rotating column is rotated under the constraint of the constraint shaft to make the fixing mechanism at the front side, and then the pin handle is pressed to make the pin slide down under the constraint of the sliding pin seat, so as to be inserted into the pin groove seat. After that, the nitrogen tank can be placed on the front side of the top of the base and assisted in positioning by the fixing mechanism. Then the nitrogen filling head can be connected to the nitrogen tank and the filling can be transported through the delivery pipe. A central rotating mechanism and different groups of fixing mechanisms are arranged outside the mechanism, which can adapt to the fixation of nitrogen tanks of different sizes respectively, thereby improving practicality. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] Figure 1 This is an axial view of the schematic structural diagram of the utility model;

[0018] Figure 2 For this utility model Figure 1 Rear view;

[0019] Figure 3 For this utility model Figure 1 Right view;

[0020] Figure 4 For this utility model Figure 1 Top view of .

[0021] Markings in the accompanying drawings: 1. Base; 2. Vertical plate; 3. Middle groove; 4. Constraint axis; 5. Rotating column; 6. Sliding pin seat; 7. Latch; 8. Latch handle; 9. Pin groove seat; 10. Delivery pipe; 11. Nitrogen filling head; 12. Contact pad; 13. Internal fixing frame; 14. Screw groove frame; 15. Hinge; 16. External fixing frame; 17. Fixing plate; 18. Fixing bolt; 19. Handle; 20. Lamp holder; 21. Lighting lamp; 22. Information board. DETAILED DESCRIPTION

[0022] The following will be combined with the drawings in the embodiments of the present invention to clearly and completely describe the technical solutions in the embodiments of the present invention. Obviously, the embodiments described are only part of the embodiments of the present invention, not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without making creative efforts are within the scope of protection of the present invention. Example

[0023] See also Figure 1-4A nitrogen production and filling mechanism includes a delivery pipe 10 and a nitrogen filling head 11. The input end of the delivery pipe 10 is connected to a nitrogen source, and the output end of the delivery pipe 10 is provided with a nitrogen filling head 11. It also includes a base 1, a vertical plate 2, a middle groove 3, a constraint shaft 4, a rotating column 5, a sliding pin seat 6, a latch 7, a latch handle 8 and a pin groove seat 9. The middle side of the top of the base 1 is connected to the bottom end of the vertical plate 2, the middle part of the vertical plate 2 is provided with a middle groove 3, the upper and lower ends of the middle of the middle groove 3 of the vertical plate 2 are respectively connected to the upper and lower ends of the constraint shaft 4, the outer side of the constraint shaft 4 is rotatably connected to the inner side of the rotating column 5, and the outer ring side of the rotating column 5 is provided with multiple groups of different fixing mechanisms, and each group of fixing mechanisms at the top of the rotating column 5 A group of pin groove seats 9 are respectively provided on the corresponding sides of the structure. The upper and middle sides of the middle groove 3 at the front end of the vertical plate 2 are connected to the rear side of the sliding pin seat 6. The inner side of the sliding pin seat 6 is slidably connected to the outer side of the latch 7. The top of the latch 7 is connected to the middle of the bottom end of the latch handle 8. Before use, the corresponding fixing mechanism is selected according to needs. The rotating column 5 is rotated under the constraint of the constraint shaft 4 to make the fixing mechanism at the front side. Then, the latch handle 8 is pressed to make the latch 7 slide down under the constraint of the sliding pin seat 6, thereby inserting it into the pin groove seat 9. After that, the nitrogen tank can be placed on the front side of the top of the base 1, and the fixing mechanism assists in positioning. Then, the nitrogen filling head 11 can be connected to the nitrogen tank, and the filling is transported through the delivery pipe 10.

[0024] The fixing mechanism includes an inner fixing frame 13, a screw channel frame 14, a hinge 15, an outer fixing frame 16, a fixing plate 17 and a fixing bolt 18. The outer side of the rotating column 5 is connected to the inner side of the inner fixing frame 13. One end of the outer side of the inner fixing frame 13 is movably connected to the inner end of the outer fixing frame 16 via the hinge 15. The other sides of the inner fixing frame 13 and the outer fixing frame 16 are respectively connected to the screw channel frame 14 and the fixing plate 17. The fixing bolt 18 movably passes through the fixing plate 17 and is detachably screwed on the inner side of the screw channel frame 14. The outer fixing frame 16 is in an open state, and then the nitrogen tank is placed on the outer side of the inner fixing frame 13 at the top of the base 1. Thereafter, the outer fixing frame 16 is closed under the constraint of the corresponding hinge 15, so that the fixing plate 17 and the screw channel frame 14 correspond. Then, the fixing bolt 18 is screwed into the screw channel frame 14, so that the outer fixing frame 16 can be fixed on the outer side of the inner fixing frame 13, thereby fixing the nitrogen tank.

[0025] It also includes contact pads 12. A group of contact pads 12 are connected to the inner side of the inner fixation frame 13 and the inner side of the outer fixation frame 16. The contact pads 12 can contact the outer side of the nitrogen tank to avoid scratches, increase static friction, avoid slipping, and improve stability.

[0026] It also includes a handle 19, and the middle parts of the left and right sides of the rotating column 5 are respectively connected to the inner sides of a group of handles 19; by holding the handle 19, the rotating column 5 can be connected to rotate under the constraint of the constraint shaft 4, which is convenient for operation.

[0027] It also includes a lamp holder 20 and a lighting lamp 21. The middle side of the top of the vertical plate 2 is connected to the bottom of the lamp holder 20, and the top of the interior of the lamp holder 20 is connected to the top of the lighting lamp 21. The lighting lamp 21 is connected and supported by the lamp holder 20, and is powered by the lighting lamp 21 to optimize the lighting environment and improve convenience.

[0028] It also includes an information board 22. The upper left side of the front end of the vertical board 2 is connected to the inner side of the information board 22. Information of the device can be displayed through the information board 22, which improves convenience.

[0029] In summary, when a nitrogen production and filling mechanism is used, the corresponding fixing mechanism is selected according to the needs before use, the gripping piece 19 is rotated through the rotating column 5 under the constraint of the constraint shaft 4, so that the fixing mechanism is at the front side, and then the latch handle piece 8 is pressed to make the latch 7 slide down under the constraint of the sliding pin seat 6, thereby inserting it into the pin groove seat 9, and then the nitrogen tank can be placed on the front side of the top of the base 1, the external fixing frame 16 is in the open state, and then the nitrogen tank is placed on the outside of the internal fixing frame 13 at the top of the base 1, and then the external fixing frame 16 is closed under the constraint of the corresponding hinge 15. , make the fixing piece 17 and the screw groove frame 14 correspond, and then screw the fixing bolt 18 into the screw groove frame 14, so that the external fixing frame 16 can be fixed on the outside of the internal fixing frame 13, thereby fixing the nitrogen tank. The contact pad 12 can contact the outside of the nitrogen tank to avoid scratches and increase static friction to avoid slipping. Then the nitrogen filling head 11 can be connected to the nitrogen tank, and the filling can be transmitted through the delivery pipe 10. In addition, the lighting lamp 21 is connected and supported through the lamp holder 20, and the lighting lamp 21 is powered on to illuminate, thereby optimizing the light environment. The information of the device can be displayed through the information board 22 to improve convenience.

[0030] This lighting lamp 21 is a well-known device purchased directly from the market by those skilled in the art. Here we only use it without making any structural or functional improvements to it, and we will not go into details here.

[0031] 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 nitrogen production and filling mechanism, comprising a delivery pipe (10) and a nitrogen filling head (11), wherein the input end of the delivery pipe (10) is connected to a nitrogen source, and the output end of the delivery pipe (10) is provided with a nitrogen filling head (11), characterized in that: The invention also includes a base (1), a vertical plate (2), a middle groove (3), a constraint shaft (4), a rotating column (5), a sliding pin seat (6), a latch (7), a latch handle (8) and a pin groove seat (9), wherein the middle side of the top of the base (1) is connected to the bottom of the vertical plate (2), a middle groove (3) is provided in the middle of the vertical plate (2), the upper and lower ends of the middle of the middle groove (3) of the vertical plate (2) are respectively connected to the upper and lower ends of the constraint shaft (4), the outer side of the constraint shaft (4) is rotatably connected to the inner side of the rotating column (5), a plurality of different fixing mechanisms are provided on the outer ring side of the rotating column (5), and a group of pin groove seats (9) are respectively provided on the corresponding side of each group of fixing mechanisms at the top of the rotating column (5), the middle upper side of the middle groove (3) at the front end of the vertical plate (2) is connected to the rear side of the sliding pin seat (6), the inner side of the sliding pin seat (6) is slidably connected to the outer side of the latch (7), and the top of the latch (7) is connected to the middle of the bottom end of the latch handle (8).

2. A nitrogen production and filling mechanism according to claim 1, characterized in that: The fixing mechanism comprises an inner fixing frame (13), a screw groove frame (14), a hinge (15), an outer fixing frame (16), a fixing plate (17) and a fixing bolt (18); the outer side of the rotating column (5) is connected to the inner side of the inner fixing frame (13); one end of the outer side of the inner fixing frame (13) is movably connected to the inner side of the outer fixing frame (16) via the hinge (15); the other sides of the inner fixing frame (13) and the outer fixing frame (16) are respectively connected to the screw groove frame (14) and the fixing plate (17); the fixing bolt (18) movably passes through the fixing plate (17) and is detachably screwed and arranged on the inner side of the screw groove frame (14).

3. A nitrogen production and filling mechanism according to claim 2, characterized in that: It also includes contact pads (12), and a group of contact pads (12) are connected to the inner side of the inner fixator (13) and the inner side of the outer fixator (16).

4. A nitrogen production and filling mechanism according to claim 1, characterized in that: It also includes a handle (19), and the middle parts of the left and right sides of the rotating column (5) are respectively connected to the inner sides of a group of handles (19).

5. The nitrogen production and filling mechanism according to claim 1, characterized in that: It also includes a lamp stand (20) and a lighting lamp (21), wherein the middle side of the top end of the vertical plate (2) is connected to the bottom end of the lamp stand (20), and the top end inside the lamp stand (20) is connected to the top end of the lighting lamp (21).

6. A nitrogen production and filling mechanism according to claim 1, characterized in that: It also includes an information board (22), and the upper left side of the front end of the vertical board (2) is connected to the inner side of the information board (22).

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