Nitrogen filling device for spicy strip packaging bag

Abstract

The utility model discloses a nitrogen filling device for a spicy strip packaging bag. The nitrogen filling device comprises a supporting base, an extruding mechanism and a vacuum pump. The middle of the rear end of the upper surface of the supporting base is fixedly connected with a supporting seat, and the middle of the upper surface of the supporting base is fixedly connected with a workbench; the extrusion mechanism is arranged on the upper surface of the supporting base; the vacuum pump is fixedly connected to the upper surface of the supporting base, and an extraction opening of the vacuum pump is connected with an air outlet formed in the rear side face of the workbench; the hot strip packaging bag nitrogen filling device further comprises nitrogen filling valves, the nitrogen filling valves are fixedly connected to the rear side face of the workbench in a bilateral symmetry mode, a control switch set is fixedly connected to the middle of the right side face of the workbench, and the input end of the control switch set is electrically connected with an external power source. And meanwhile, vacuum pumping, nitrogen filling and sealing can be automatically carried out, the three devices can be integrated, and the working procedures and manpower are saved.

Description

Technical Field

[0001] The utility model relates to the technical field of spicy strip production, in particular to a nitrogen filling device for spicy strip packaging bags. Background Art

[0002] Spicy strips are a common snack in daily life, and during the production process, nitrogen filling packaging is required to extend the shelf life, so a nitrogen filling device for spicy strip packaging bags is needed;

[0003] Some traditional nitrogen filling devices for spicy strip packaging bags input nitrogen into the packaging bag through a gas pipe;

[0004] There are some problems, such as some traditional nitrogen filling devices for spicy strips packaging bags cannot integrate vacuum extraction, nitrogen filling and sealing at the same time. For this reason, we propose a nitrogen filling device for spicy strips packaging bags. Utility Model Content

[0005] The technical problem to be solved by the utility model is to overcome the existing defects and provide a nitrogen filling device for spicy strips packaging bags, which can integrate vacuum extraction, nitrogen filling and sealing, and can effectively solve the problems in the background technology.

[0006] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a nitrogen filling device for spicy strip packaging bags, comprising a supporting base, an extrusion mechanism and a vacuum pump;

[0007] Support base: a support seat is fixedly connected to the middle of the rear end of the upper surface, and a workbench is fixedly connected to the middle of the upper surface of the support base;

[0008] Extrusion mechanism: it is arranged on the upper surface of the support base;

[0009] Vacuum pump: It is fixedly connected to the upper surface of the support base, and the vacuum port of the vacuum pump is connected to the air outlet opened on the rear side of the workbench;

[0010] Among them: it also includes a nitrogen inflation valve, which is fixedly connected to the rear side of the workbench symmetrically, can be automatically clamped, and can automatically perform vacuum extraction, nitrogen filling and sealing. At the same time, the three devices can be integrated to save processes and manpower.

[0011] Furthermore, a control switch group is fixedly connected to the middle of the right side of the workbench, the input end of the control switch group is electrically connected to the external power supply, and the output end of the control switch group is electrically connected to the input end of the vacuum pump to provide power for the equipment.

[0012] Furthermore, the extrusion mechanism includes a support column, an upper pressure plate, a sliding support frame, a lower pressure plate and a bidirectional screw rod. The left and right sides of the rear end and the right side of the front end of the support base are fixedly connected with the support columns. The upper pressure plate and the lower pressure plate are slidably connected to the outer surface of the support column on the right side of the front end. The left side of the front end of the support base is rotatably connected with the bidirectional screw rod. The left sides of the front ends of the upper pressure plate and the lower pressure plate are threadedly connected to the outer surface of the bidirectional screw rod. The left and right sides of the rear end of the upper surface of the upper pressure plate are fixedly connected with the sliding support frames. The opposite ends of the sliding support frames are slidably connected to the outer surfaces of the support columns adjacent to the same side, and the height can be adjusted.

[0013] Furthermore, the extrusion mechanism also includes a motor, a worm and a worm wheel. The motor is fixedly connected to the front end of the upper surface of the support base, the output shaft of the motor is fixedly connected to the worm, the worm wheel is fixedly sleeved on the lower end of the outer surface of the bidirectional screw, the worm wheel is meshingly connected to the worm, and the input end of the motor is electrically connected to the output end of the control switch group to provide power for height adjustment.

[0014] Furthermore, the front ends of the nitrogen inflation valves all pass through the rear wall of the workbench, the front ends of the nitrogen inflation valves are fixedly connected to the gas pipes, the middle part of the bottom wall of the workbench is fixedly connected to the gas distribution rack, the front end of the gas distribution rack is provided with evenly distributed gas ports, the front sides of the gas ports are fixedly connected to the inflation pipes, the front ends of the gas pipes are fixedly connected to the rear sides of the gas distribution rack, the interior of the gas distribution rack is connected to the gas pipes, and the input nitrogen can be secondary distributed.

[0015] Furthermore, a heating rack is fixedly connected to the front end of the lower surface of the upper pressure plate, and evenly distributed electric heating plates are fixedly connected to the bottom wall of the heating rack. The input ends of the electric heating plates are electrically connected to the output ends of the control switch group, so that heating and sealing can be performed.

[0016] Furthermore, the front end of the upper surface of the lower pressure plate is fixedly connected to an extrusion rack, the rear end upper surface of the extrusion rack and the rear end lower surface of the heating rack are both provided with evenly distributed arc openings, the interiors of the arc openings are fixedly connected to fixing racks, and the arc openings are installed in cooperation with the air pumping pipes to facilitate nitrogen filling.

[0017] Compared with the prior art, the beneficial effects of the utility model are: the nitrogen filling device for spicy strip packaging bags has the following advantages:

[0018] 1. Place the spicy strip packaging bag in the clamping area on the upper surface of the lower pressure plate, insert the air pump into the opening of the spicy strip packaging bag, and then the staff starts the motor through the control switch group. The motor drives the worm to rotate, the worm drives the worm wheel, the worm wheel drives the bidirectional lead screw to rotate, and the bidirectional lead screw drives the upper and lower pressure plates to move closer to each other under the limiting action of the support column. The extrusion rack and the heating rack clamp the spicy strip packaging bag, and the front end of the spicy strip packaging bag is clamped by the air pump and the fixed rack, so that it can be clamped automatically, saving manpower of the staff and facilitating feeding and discharging.

[0019] 2. Start the vacuum pump through the control switch group. The workbench and the upper pressure plate form a closed space. The vacuum pump draws out the air in this closed space and the spicy strip packaging bag. Then, the nitrogen is input into the gas distribution rack through the nitrogen inflation valve. The nitrogen is input into the air pump through the gas distribution rack. The air pump inputs the nitrogen into the spicy strip packaging bag. Then, start the electric heating plate through the control switch group. The electric heating plate generates heat to melt the front end of the spicy strip packaging bag and seal it. In this way, vacuum and nitrogen filling can be performed in an integrated manner, and sealing can be performed simultaneously, saving procedures and saving manpower of staff. BRIEF DESCRIPTION OF THE DRAWINGS

[0020] Figure 1 It is a schematic diagram of the structure of the utility model;

[0021] Figure 2 This is a rear view structural diagram of the utility model;

[0022] Figure 3 It is a schematic diagram of the partial cross-sectional structure of the upper side of the utility model;

[0023] Figure 4 This is an enlarged structural diagram of point A of the utility model.

[0024] In the figure: 1 support base, 2 control switch group, 3 workbench, 4 extrusion mechanism, 41 support column, 42 upper pressure plate, 43 sliding support frame, 44 lower pressure plate, 45 motor, 46 worm, 47 worm wheel, 48 bidirectional screw, 5 vacuum pump, 6 nitrogen charging valve, 7 support seat, 8 gas pipe, 9 gas distribution frame, 10 air pump, 11 extrusion frame, 12 arc mouth, 13 fixed frame, 14 heating frame, 15 electric heating plate. DETAILED DESCRIPTION

[0025] 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.

[0026] See also Figure 1-4 , this embodiment provides a technical solution: a nitrogen filling device for spicy strip packaging bags, comprising a supporting base 1, an extrusion mechanism 4 and a vacuum pump 5;

[0027] Support base 1: A support seat 7 is fixedly connected to the middle of the rear end of its upper surface, a workbench 3 is fixedly connected to the middle of the upper surface of the support base 1, a control switch group 2 is fixedly connected to the middle of the right side of the workbench 3, an input end of the control switch group 2 is electrically connected to an external power supply, and an output end of the control switch group 2 is electrically connected to an input end of a vacuum pump 5;

[0028] Extrusion mechanism 4: It is arranged on the upper surface of the support base 1, and the extrusion mechanism 4 includes a support column 41, an upper pressure plate 42, a sliding support frame 43, a lower pressure plate 44 and a bidirectional screw 48. The left and right sides of the rear end and the right side of the front end of the support base 1 are fixedly connected with the support column 41, and the upper pressure plate 42 and the lower pressure plate 44 are slidably connected to the outer surface of the support column 41 on the right side of the front end. The left side of the front end of the support base 1 is rotatably connected with the bidirectional screw 48. The left sides of the front ends of the upper pressure plate 42 and the lower pressure plate 44 are both threadedly connected to the outer surface of the bidirectional screw 48. The rear end of the upper surface of the upper pressure plate 42 The left and right sides are fixedly connected with sliding support frames 43, and the opposite ends of the sliding support frames 43 are slidably connected to the outer surface of the adjacent support column 41 on the same side. The extrusion mechanism 4 also includes a motor 45, a worm 46 and a worm gear 47. The motor 45 is fixedly connected to the front end of the upper surface of the support base 1, and the output shaft of the motor 45 is fixedly connected to the worm 46. The worm gear 47 is fixedly sleeved on the lower end of the outer surface of the bidirectional screw 48. The worm gear 47 is meshed with the worm 46. The input end of the motor 45 is electrically connected to the output end of the control switch group 2. The front end of the lower surface of the upper pressing plate 42 is fixedly connected to A heating rack 14 is fixedly connected to the bottom wall of the heating rack 14 with uniformly distributed electric heating plates 15, and the input ends of the electric heating plates 15 are electrically connected to the output ends of the control switch group 2. The front end of the upper surface of the lower pressing plate 44 is fixedly connected to the extrusion rack 11, and the rear end upper surface of the extrusion rack 11 and the rear end lower surface of the heating rack 14 are both provided with uniformly distributed arc-shaped openings 12, and the interior of the arc-shaped openings 12 are fixedly connected to the fixing frames 13, and the arc-shaped openings 12 are installed in cooperation with the air pump 10. The spicy strip packaging bag is placed in the clamping area on the upper surface of the lower pressing plate 44, and the opening of the spicy strip packaging bag is The air pumping tube 10 is inserted into each of the locations, and then the staff starts the motor 45 by controlling the switch group 2. The operation of the motor 45 drives the worm 46 to rotate, the rotation of the worm 46 drives the worm wheel 47 to rotate, the rotation of the worm wheel 47 drives the bidirectional screw 48 to rotate, and the rotation of the bidirectional screw 48 drives the upper pressing plate 42 and the lower pressing plate 44 to move closer to each other under the limiting action of the support column 41, the extrusion rack 11 and the heating rack 14 clamp the spicy strip packaging bag, and the front end of the spicy strip packaging bag is clamped by the air pumping tube 10 and the fixing rack 13, thereby automatically clamping, saving the manpower of the staff and facilitating feeding and discharging;

[0029] Vacuum pump 5: It is fixedly connected to the upper surface of the support base 7, and the air suction port of the vacuum pump 5 is connected to the air outlet opened on the rear side of the workbench 3;

[0030] Wherein: it also includes a nitrogen charging valve 6, the nitrogen charging valve 6 is fixedly connected to the rear side of the workbench 3 in a left-right symmetrical manner, the front end of the nitrogen charging valve 6 passes through the rear wall of the workbench 3, the front end of the nitrogen charging valve 6 is fixedly connected to a gas pipe 8, a gas distribution frame 9 is fixedly connected to the middle of the bottom wall of the workbench 3, the front end of the gas distribution frame 9 is provided with evenly distributed gas ports, the front side of the gas ports are fixedly connected to a pumping pipe 10, the front end of the gas pipe 8 is fixedly connected to the rear side of the gas distribution frame 9, the interior of the gas distribution frame 9 is connected to the gas pipe 8, and the vacuum is started by controlling the switch group 2. The vacuum pump 5, the workbench 3 and the upper pressure plate 42 form a closed space, the vacuum pump 5 extracts the air from the closed space and the spicy strip packaging bag, and then inputs nitrogen into the gas distribution rack 9 through the nitrogen inflation valve 6, and inputs nitrogen into the air pumping pipe 10 through the gas distribution rack 9, and the air pumping pipe 10 inputs nitrogen into the spicy strip packaging bag, and then starts the electric heating plate 15 through the control switch group 2, the electric heating plate 15 generates heat to melt the front end of the spicy strip packaging bag and seal it, thereby vacuuming and nitrogen filling can be integrated, and sealing can be performed simultaneously, saving processes and saving manpower of staff.

[0031] The working principle of the nitrogen filling device for spicy strip packaging bags provided by the utility model is as follows: during the working process, the staff first places the spicy strip packaging bag in the clamping area on the upper surface of the lower pressure plate 44, inserts the air pumping tube 10 into the opening of the spicy strip packaging bag, and then the staff starts the motor 45 by controlling the switch group 2. The operation of the motor 45 drives the worm 46 to rotate, the rotation of the worm 46 drives the worm gear 47 to rotate, the rotation of the worm gear 47 drives the bidirectional screw 48 to rotate, and the rotation of the bidirectional screw 48 drives the upper pressure plate 42 and the lower pressure plate 44 to move closer to each other under the limiting action of the support column 41, the extrusion frame 11 and the heating frame 14 clamp the spicy strip packaging bag, and the front end of the spicy strip packaging bag is clamped by the air pumping tube 10 and the fixing frame 13. In this way, clamping can be performed automatically, saving manpower of the staff and facilitating feeding and discharging. Then the staff first starts the vacuum pump 5 by controlling the switch group 2. The workbench 3 and the upper pressure plate 42 form a closed space. The vacuum pump 5 draws out the air in the closed space and the spicy strip packaging bag. Then the nitrogen is input into the gas distribution rack 9 through the nitrogen inflation valve 6. The nitrogen is input into the air pumping pipe 10 through the gas distribution rack 9. The air pumping pipe 10 inputs the nitrogen into the spicy strip packaging bag. Then the electric heating plate 15 is started by controlling the switch group 2. The electric heating plate 15 generates heat to melt the front end of the spicy strip packaging bag and seal it. In this way, vacuum and nitrogen filling can be performed in an integrated manner, and sealing can be performed simultaneously, saving procedures and saving manpower of the staff.

[0032] It is worth noting that the vacuum pump 5 disclosed in the above embodiment can be selected as XZ-1, the motor 45 can be selected as YE3, and the control switch group 2 is provided with control buttons corresponding to the vacuum pump 5, the motor 45 and the electric heating plate 15 and used to control their switches.

[0033] The above description is only an embodiment of the present invention, and does not limit the patent scope of the present invention. Any equivalent structure or equivalent process transformation made by using the contents of the specification and drawings of the present invention, or directly or indirectly applied in other related technical fields, are also included in the patent protection scope of the present invention.

Claims

1. A nitrogen filling device for spicy strip packaging bags, characterized by: It comprises a supporting base (1), an extrusion mechanism (4) and a vacuum pump (5); Support base (1): a support seat (7) is fixedly connected to the middle of the rear end of the upper surface of the support base (1); a workbench (3) is fixedly connected to the middle of the upper surface of the support base (1); Extrusion mechanism (4): arranged on the upper surface of the support base (1); A vacuum pump (5): fixedly connected to the upper surface of the support base (7), the vacuum pump (5) having an air suction port connected to an air outlet provided on the rear side of the workbench (3); Wherein: it also includes a nitrogen inflation valve (6), and the nitrogen inflation valve (6) is fixedly connected to the rear side of the workbench (3) in a bilaterally symmetrical manner.

2. A nitrogen filling device for spicy strip packaging bag according to claim 1, characterized in that: A control switch group (2) is fixedly connected to the middle of the right side of the workbench (3); an input end of the control switch group (2) is electrically connected to an external power supply, and an output end of the control switch group (2) is electrically connected to an input end of a vacuum pump (5).

3. A nitrogen filling device for spicy strip packaging bag according to claim 2, characterized in that: The extrusion mechanism (4) comprises a support column (41), an upper pressure plate (42), a sliding support frame (43), a lower pressure plate (44) and a bidirectional screw rod (48); the left and right sides of the rear end and the right side of the front end of the support base (1) are fixedly connected to the support column (41); the upper pressure plate (42) and the lower pressure plate (44) are slidably connected to the outer surface of the support column (41) on the right side of the front end; the left side of the front end of the support base (1) is rotatably connected to the bidirectional screw rod (48); the left sides of the front ends of the upper pressure plate (42) and the lower pressure plate (44) are threadedly connected to the outer surface of the bidirectional screw rod (48); the left and right sides of the rear end of the upper surface of the upper pressure plate (42) are fixedly connected to the sliding support frame (43); the opposite ends of the sliding support frame (43) are slidably connected to the outer surface of the adjacent support column (41) on the same side.

4. A nitrogen filling device for spicy strip packaging bag according to claim 3, characterized in that: The extrusion mechanism (4) further comprises a motor (45), a worm (46) and a worm wheel (47); the motor (45) is fixedly connected to the front end of the upper surface of the support base (1); the output shaft of the motor (45) is fixedly connected to the worm (46); the worm wheel (47) is fixedly sleeved on the lower end of the outer surface of the bidirectional lead screw (48); the worm wheel (47) is meshingly connected to the worm (46); and the input end of the motor (45) is electrically connected to the output end of the control switch group (2).

5. A nitrogen filling device for spicy strip packaging bag according to claim 2, characterized in that: The front ends of the nitrogen charging valves (6) all penetrate the rear wall of the workbench (3), the front ends of the nitrogen charging valves (6) are fixedly connected to a gas supply pipe (8), the middle part of the bottom wall of the workbench (3) is fixedly connected to a gas distribution frame (9), the front end of the gas distribution frame (9) is provided with evenly distributed gas supply ports, the front side surfaces of the gas supply ports are fixedly connected to a pumping pipe (10), the front ends of the gas supply pipes (8) are fixedly connected to the rear side surfaces of the gas distribution frame (9), and the interior of the gas distribution frame (9) is connected to the gas supply pipe (8).

6. A nitrogen filling device for spicy strip packaging bag according to claim 3, characterized in that: The front end of the lower surface of the upper pressing plate (42) is fixedly connected to a heating rack (14), the bottom wall of the heating rack (14) is fixedly connected to evenly distributed electric heating plates (15), and the input ends of the electric heating plates (15) are electrically connected to the output ends of the control switch group (2).

7. A nitrogen filling device for spicy strip packaging bag according to claim 6, characterized in that: The front end of the upper surface of the lower pressure plate (44) is fixedly connected to an extrusion frame (11), the rear end upper surface of the extrusion frame (11) and the rear end lower surface of the heating frame (14) are both provided with evenly distributed arc-shaped openings (12), the interior of the arc-shaped openings (12) are both fixedly connected to a fixing frame (13), and the arc-shaped openings (12) are both mounted in cooperation with the air pumping pipe (10).

Images