CN219928062U

CN219928062U - Vacuum nitrogen-charging fresh-keeping device for prefabricated vegetables

Info

Publication number: CN219928062U
Application number: CN202321538217.9U
Authority: CN
Inventors: 杨志国; 安吉全; 石学
Original assignee: Shanghai Qindian Machinery Manufacturing Co ltd
Current assignee: Shanghai Qindian Machinery Manufacturing Co ltd
Priority date: 2023-06-16
Filing date: 2023-06-16
Publication date: 2023-10-31
Anticipated expiration: 2033-06-16

Abstract

The utility model discloses a vacuum nitrogen-filled fresh-keeping device for prefabricated vegetables, which relates to the technical field of prefabricated vegetable production fresh-keeping and comprises a fresh-keeping box, wherein a vacuum nitrogen-filled mechanism is arranged at the top of the fresh-keeping box, a telescopic rod is arranged at the bottom of the vacuum nitrogen-filled mechanism, a connecting pipe is connected with the bottom of the telescopic rod, the connecting pipe is arranged in the fresh-keeping box, a sealing component for sealing a packaging bag of the prefabricated vegetables is arranged in the fresh-keeping box, and a positioning component for positioning the packaging bag is arranged on the side surface of the sealing component. According to the utility model, the sealing assembly and the vacuum nitrogen charging mechanism are arranged to realize the sealing and the vacuum nitrogen charging of the packaging bag, so that the nitrogen replaces oxygen in the packaging bag, the fresh-keeping time of the prefabricated vegetables in the packaging bag is prolonged, the positioning effect on the packaging paper is realized through the positioning assembly, the packaging bag is prevented from shifting during processing, the sealing effect is influenced, and the fresh-keeping time of the packaging bag on the prefabricated vegetables is shortened.

Description

Vacuum nitrogen-charging fresh-keeping device for prefabricated vegetables

Technical Field

The utility model relates to the technical field of prefabricated vegetable production and preservation, in particular to a vacuum nitrogen-filled preservation device for prefabricated vegetables.

Background

Food packaging is an important component for preserving the vegetables. One of the major projects in the food industry process. The food is protected, the food is prevented from being damaged by biological, chemical and physical external factors in the circulation process from a factory to a consumer, the food can also have the function of keeping the food stable quality, the food is convenient to eat, the appearance of the food is presented at first, the consumed image is attracted, and the food has the value beyond the material cost.

At present, when producing prefabricated vegetables, the prefabricated vegetables need to be kept fresh and sealed, so that the prefabricated vegetables can be transported in a supermarket store, and a fresh device can be kept, but when the prefabricated vegetables are sealed, the existing vacuum nitrogen charging mechanism has an unsatisfactory positioning effect on the prefabricated vegetable packaging bag, and in the processing process, the packaging bag is easy to move and deviate, so that the sealing effect on the prefabricated vegetable packaging bag is influenced, the fresh-keeping effect of the prefabricated vegetables inside the packaging bag is changed, the use of users is influenced, and therefore, the vacuum nitrogen charging fresh-keeping device for the prefabricated vegetables is required to be provided for solving the problem.

Disclosure of Invention

The utility model mainly aims to provide a vacuum nitrogen-filled fresh-keeping device for prefabricated vegetables, which can effectively solve the problems in the background technology.

In order to achieve the above purpose, the technical scheme adopted by the utility model is as follows:

the utility model provides a prefabricated dish vacuum nitrogen charging fresh-keeping device, includes fresh-keeping case, fresh-keeping case's top is provided with vacuum nitrogen charging mechanism, vacuum nitrogen charging mechanism's bottom is provided with the telescopic link, and the bottom of telescopic link is connected with the connecting pipe, the inside at fresh-keeping case is established to the connecting pipe, fresh-keeping case's inside is provided with and is used for sealing up the seal assembly to prefabricated dish packaging bag, and seal assembly's side is provided with the locating component that is used for the location to the wrapping bag, and locating component is including establishing the hydraulic drive group in fresh-keeping case both sides.

Preferably, the sealing assembly comprises a mounting plate arranged on the inner wall of the fresh-keeping box, the mounting plate is provided with two groups of mounting plates which are symmetrically distributed on the inner walls of the two sides of the fresh-keeping box respectively, a bidirectional screw rod is arranged in the middle of the mounting plate through a bearing, a driving motor is arranged on the back of the fresh-keeping box, the output end of the driving motor is connected with the bidirectional screw rod in a transmission way, and two moving blocks are symmetrically distributed on the outer wall of the bidirectional screw rod.

Preferably, the connecting plate is installed through the bolt to the side of movable block, and the connecting plate passes through the movable block to be connected in the centre of two sets of mounting panels, and the connecting plate has two sets ofly, respectively in the centre symmetric distribution of two sets of mounting panels, two sets of the hot shrouding is installed to the opposite one side of connecting plate, and the driver is installed to the one side that the hot shrouding was kept away from to the connecting plate, driver and hot seal board electric connection.

Preferably, the locating component comprises a T-shaped installation sliding rail fixedly installed at the top of the connecting plate, an L-shaped support is sleeved on the outer wall of the T-shaped installation sliding rail, an installation sliding groove is formed in the inner wall of the top of the L-shaped support, the installation sliding groove is sleeved on the outer wall of the T-shaped installation sliding rail, the L-shaped support is provided with four groups and is symmetrically distributed on two sides of the two groups of connecting plates respectively, a supporting bottom plate is installed at the bottom of the L-shaped support through bolts, and a through groove is formed in one end, close to the supporting bottom plate, of the L-shaped support.

Preferably, the cylinder is installed through the bolt to the inside of logical groove, the bracing piece is installed to the centre of cylinder, the bracing piece is kept away from the one end of cylinder and is installed first locating plate through the bolt, and the side of first locating plate is installed the arc locating plate through the bolt, the venthole has been seted up to the both sides that the arc locating plate is close to first locating plate.

Preferably, the locating component further comprises a supporting frame installed on the outer walls of two sides of the fresh-keeping box, the two groups of supporting frames are symmetrically distributed on two sides of the fresh-keeping box respectively, the top of the supporting frame is provided with a hydraulic driving group through bolts, the hydraulic driving group is communicated with the inside of the fresh-keeping box, one end, close to the inside of the fresh-keeping box, of the hydraulic driving group is provided with a second locating plate through bolts, and the second locating plate is arranged below the sealing component.

Compared with the prior art, the utility model has the following beneficial effects:

according to the utility model, the sealing and the vacuum nitrogen filling of the packaging bag are realized through the arranged sealing assembly and the vacuum nitrogen filling mechanism, so that nitrogen replaces oxygen in the packaging bag, the fresh-keeping time of the prefabricated vegetables in the packaging bag is prolonged, the positioning effect on the packaging paper is realized through the arranged positioning assembly, the positioning and the clamping of the packaging bag are realized through the arranged L-shaped bracket, the air cylinder and the first positioning plate, the stability of the packaging bag is improved, the limitation on the packaging bag is realized through the arranged hydraulic driving group and the second positioning plate, the deviation of the packaging bag during processing is prevented, the sealing effect is influenced, and the fresh-keeping time of the packaging bag on the prefabricated vegetables is shortened;

the adjustment to L shape support position is realized to T shape installation slide rail and the installation spout that set up to make cylinder and first locating plate be applicable to not unidimensional prefabricated vegetable packaging bag, thereby increase the practicality of device.

Drawings

FIG. 1 is a perspective view of the device of the present utility model from a first perspective as a whole;

FIG. 2 is a perspective view of the entire second view of the device of the present utility model;

FIG. 3 is a schematic view of the seal assembly of the present utility model;

FIG. 4 is a schematic view of a portion of the positioning assembly of the present utility model;

FIG. 5 is a schematic view of a portion of the positioning assembly of the present utility model.

In the figure: 1. a fresh-keeping box; 2. a vacuum nitrogen charging mechanism; 3. a telescopic rod; 4. a connecting pipe; 5. a seal assembly; 6. a driving motor; 7. a mounting plate; 8. a bidirectional screw rod; 9. a moving block; 10. a connecting plate; 11. a heat sealing plate; 12. a driver; 13. a positioning assembly; 14. a T-shaped mounting slide rail; 15. an L-shaped bracket; 16. installing a chute; 17. a support base plate; 18. a through groove; 19. a cylinder; 20. a support rod; 21. a first positioning plate; 22. an arc-shaped positioning plate; 23. an air outlet hole; 24. a hydraulic drive group; 25. a second positioning plate; 26. and (5) supporting frames.

Detailed Description

The utility model is further described in connection with the following detailed description, in order to make the technical means, the creation characteristics, the achievement of the purpose and the effect of the utility model easy to understand.

Referring to fig. 1, 2, 3, 4 and 5, the vacuum nitrogen-charging fresh-keeping device for the prefabricated vegetables comprises a fresh-keeping box 1, wherein a vacuum nitrogen charging mechanism 2 is arranged at the top of the fresh-keeping box 1, a telescopic rod 3 is arranged at the bottom of the vacuum nitrogen charging mechanism 2, a connecting pipe 4 is connected to the bottom of the telescopic rod 3, the connecting pipe 4 is arranged in the fresh-keeping box 1, a sealing component 5 for sealing packaging bags of the prefabricated vegetables is arranged in the fresh-keeping box 1, a positioning component 13 for positioning the packaging bags is arranged on the side surface of the sealing component 5, and the positioning component 13 comprises hydraulic driving groups 24 arranged at two sides of the fresh-keeping box 1;

referring to fig. 1, 2 and 3, the sealing assembly 5 comprises two mounting plates 7 mounted on the inner wall of the fresh-keeping box 1, wherein the two mounting plates 7 are symmetrically distributed on the inner walls of the two sides of the fresh-keeping box 1 respectively, a bidirectional screw rod 8 is mounted in the middle of the mounting plates 7 through bearings, a driving motor 6 is mounted on the back surface of the fresh-keeping box 1, the output end of the driving motor 6 is in transmission connection with the bidirectional screw rod 8, two moving blocks 9 are symmetrically distributed on the outer wall of the bidirectional screw rod 8, connecting plates 10 are mounted on the side surfaces of the moving blocks 9 through bolts, the connecting plates 10 are connected between the two groups of mounting plates 7 through the moving blocks 9, the two groups of connecting plates 10 are symmetrically distributed in the middle of the two groups of the mounting plates 7 respectively, a hot sealing plate 11 is mounted on one side of the connecting plates 10 away from the hot sealing plate 11, and a driver 12 is mounted on the side of the hot sealing plate 11, and the driver 12 is electrically connected with the hot sealing plate 11, sealing assembly 5 and a vacuum nitrogen filling mechanism 2 are arranged to realize sealing and nitrogen filling of packaging bags, so that nitrogen replaces oxygen in the packaging bags inside the packaging bags, and the fresh-keeping bags are prefabricated vegetables are longer;

referring to fig. 1, 2, 3, 4 and 5, the positioning assembly 13 includes a T-shaped mounting rail 14 fixedly mounted on the top of the connection board 10, an L-shaped bracket 15 is sleeved on the outer wall of the T-shaped mounting rail 14, a mounting chute 16 is provided on the inner wall of the top of the L-shaped bracket 15, the mounting chute 16 is sleeved on the outer wall of the T-shaped mounting rail 14, the L-shaped brackets 15 are four groups and are symmetrically distributed on two sides of the two groups of connection boards 10, the bottoms of the L-shaped brackets 15 are provided with a supporting bottom board 17 through bolts, one end of the L-shaped brackets 15 close to the supporting bottom board 17 is provided with a through groove 18, a cylinder 19 is mounted in the interior of the through groove 18 through bolts, a supporting rod 20 is mounted in the middle of the cylinder 19, one end of the supporting rod 20 far from the cylinder 19 is provided with a first positioning board 21 through bolts, the side surface of the first positioning plate 21 is provided with the arc-shaped positioning plate 22 through bolts, the two sides of the arc-shaped positioning plate 22, which are close to the first positioning plate 21, are provided with the air outlet holes 23, the positioning effect on packaging paper is realized through the arranged positioning assembly 13, the positioning and clamping of the packaging bag are realized through the arranged L-shaped bracket 15, the air cylinder 19 and the first positioning plate 21, the stability of the packaging bag is improved, the limitation on the packaging bag is realized through the arranged hydraulic driving group 24 and the second positioning plate 25, the packaging bag is prevented from shifting during processing, the sealing effect is influenced, the fresh-keeping time of the packaging bag on the prefabricated vegetables is shortened, the position of the L-shaped bracket 15 is regulated through the arranged T-shaped mounting slide rail 14 and the mounting slide groove 16, and the air cylinder 19 and the first positioning plate 21 are suitable for the prefabricated vegetable packaging bags with different sizes, so that the practicability of the device is improved;

the positioning assembly 13 further comprises two supporting frames 26 arranged on the outer walls of the two sides of the fresh-keeping box 1, the two groups of supporting frames 26 are symmetrically distributed on the two sides of the fresh-keeping box 1 respectively, the top of each supporting frame 26 is provided with a hydraulic driving group 24 through bolts, the hydraulic driving groups 24 are communicated with the inside of the fresh-keeping box 1, one end, close to the inside of the fresh-keeping box 1, of each hydraulic driving group 24 is provided with a second positioning plate 25 through bolts, and the second positioning plates 25 are arranged below the sealing assembly 5.

The utility model is characterized in that the prefabricated vegetable is packed in the packaging bag, the packaging bag filled with the prefabricated vegetable is placed on a processing table in the fresh-keeping box 1 when the prefabricated vegetable vacuum nitrogen-filled fresh-keeping device is used, the two groups of hydraulic driving groups 24 are synchronously operated, so that the hydraulic driving groups 24 drive the second positioning plate 25 to extend, the second positioning plate 25 is attached to the outer wall of the packaging bag, the packaging bag is limited, the packaging bag is prevented from shifting during processing, the subsequent sealing work is prevented, the bidirectional screw 8 is driven to rotate by the driving motor 6, the two moving blocks 9 on the outer wall of the bidirectional screw 8 synchronously move, the moving blocks 9 drive the connecting plate 10 to move towards the packaging bag, the L-shaped bracket 15 is pushed, the mounting sliding groove 16 on the inner wall of the top of the L-shaped bracket 15 slides along the T-shaped mounting sliding rail 14, thereby realizing the adjustment of the positions of the two groups of L-shaped brackets 15, thereby enabling the L-shaped brackets 15 to be suitable for packaging bags with different sizes, driving the supporting rod 20 to extend the first positioning plate 21 through the arranged air cylinder 19, enabling the first positioning plate 21 to be attached to the outer wall of the packaging bag with the arc-shaped positioning plate 22, realizing the positioning and clamping of the packaging bag, increasing the stability of the packaging bag, enabling the arc-shaped positioning plate 22 to be hollow, discharging air in the middle of the arc-shaped positioning plate 22 along the air outlet 23 on the side surface of the arc-shaped positioning plate 22 during extrusion, thereby realizing the protection of the packaging bag, preventing the packaging bag from being damaged due to overlarge positioning force during positioning, influencing the fresh-keeping time of the prefabricated vegetables, realizing the extraction and nitrogen filling of the air in the packaging bag through the arranged vacuum nitrogen filling mechanism 2, enabling the nitrogen to replace oxygen, the fresh-keeping duration of prefabricated dish is prolonged, when sealed, the cylinder 19 through setting up carries out the withdrawal to first locating plate 21 and arc locating plate 22, prevents that the length of cylinder 19 and arc locating plate 22 from influencing sealing component 5 to the sealing of wrapping bag, makes driver 12 carry out the heating to heat sealing plate 11, makes two-way lead screw 8 rotatory drive two sets of movable blocks 9 and do relative motion to make two sets of heat sealing plates 11 laminate mutually, thereby realize the sealing to the wrapping bag.

The foregoing has shown and described the basic principles and main features of the present utility model and the advantages of the present utility model. It will be understood by those skilled in the art that the present utility model is not limited to the embodiments described above, and that the above embodiments and descriptions are merely illustrative of the principles of the present utility model, and various changes and modifications may be made without departing from the spirit and scope of the utility model, which is defined in the appended claims. The scope of the utility model is defined by the appended claims and equivalents thereof.

Claims

1. The utility model provides a prefabricated dish vacuum nitrogen charging fresh-keeping device, includes fresh-keeping case (1), its characterized in that: the top of fresh-keeping case (1) is provided with vacuum nitrogen charging mechanism (2), the bottom of vacuum nitrogen charging mechanism (2) is provided with telescopic link (3), and the bottom of telescopic link (3) is connected with connecting pipe (4), inside at fresh-keeping case (1) is established to connecting pipe (4), the inside of fresh-keeping case (1) is provided with and is used for sealed seal assembly (5) to prefabricated vegetable packaging bag, and the side of seal assembly (5) is provided with locating component (13) that are used for the location to the wrapping bag, and locating component (13) are including establishing hydraulic drive group (24) in fresh-keeping case (1) both sides.

2. The vacuum nitrogen-filled fresh-keeping device for prepared vegetables according to claim 1, wherein: sealing component (5) are including installing mounting panel (7) on fresh-keeping case (1) inner wall, and mounting panel (7) have two sets of, and respectively symmetric distribution is on the both sides inner wall of fresh-keeping case (1), two-way lead screw (8) are installed through the bearing in the centre of mounting panel (7), back-mounting of fresh-keeping case (1) has driving motor (6), and driving motor (6) output is connected with two-way lead screw (8) transmission, symmetric distribution has two movable blocks (9) on the outer wall of two-way lead screw (8).

3. The vacuum nitrogen-filled fresh-keeping device for prepared vegetables according to claim 2, wherein: the side of movable block (9) is installed connecting plate (10) through the bolt, and connecting plate (10) are connected in the centre of two sets of mounting panels (7) through movable block (9), and connecting plate (10) have two sets ofly, respectively in the centre symmetric distribution of two sets of mounting panels (7), two sets of hot shrouding (11) are installed to the opposite one side of connecting plate (10), and one side that hot shrouding (11) was kept away from to connecting plate (10) is installed driver (12), driver (12) and hot shrouding (11) electric connection.

4. The vacuum nitrogen-filled fresh-keeping device for prepared vegetables according to claim 1, wherein: the locating component (13) comprises a T-shaped installation sliding rail (14) fixedly installed at the top of the connecting plate (10), an L-shaped support (15) is sleeved on the outer wall of the T-shaped installation sliding rail (14), an installation sliding groove (16) is formed in the inner wall of the top of the L-shaped support (15), the installation sliding groove (16) is sleeved on the outer wall of the T-shaped installation sliding rail (14), the L-shaped support (15) is provided with four groups of connecting plates which are symmetrically distributed on the two sides of the two groups of connecting plates (10), a supporting bottom plate (17) is installed at the bottom of the L-shaped support (15) through bolts, and a through groove (18) is formed in one end, close to the supporting bottom plate (17), of the L-shaped support (15).

5. The vacuum nitrogen-filled fresh-keeping device for prepared vegetables according to claim 4, wherein: the inside of logical groove (18) is installed cylinder (19) through the bolt, bracing piece (20) are installed in the centre of cylinder (19), first locating plate (21) are installed through the bolt to the one end that cylinder (19) was kept away from to bracing piece (20), and arc locating plate (22) are installed through the bolt to the side of first locating plate (21), venthole (23) have been seted up near the both sides of first locating plate (21) to arc locating plate (22).

6. The vacuum nitrogen-filled fresh-keeping device for prepared vegetables according to claim 1, wherein: the utility model discloses a fresh-keeping box, including fresh-keeping box (1), locating component (13) are installed in fresh-keeping box (1), and support frame (26) are installed on fresh-keeping box (1) both sides outer wall, and support frame (26) have two sets of, and the both sides at fresh-keeping box (1) are symmetrical distribution respectively, hydraulic drive group (24) are installed through the bolt in the top of support frame (26), and hydraulic drive group (24) intercommunication is in the inside of fresh-keeping box (1), hydraulic drive group (24) are close to the inside one end of fresh-keeping box (1) and install second locating plate (25) through the bolt, and second locating plate (25) are established in the below of seal assembly (5).