Sealing performance detection device for food vacuum package

Abstract

The utility model relates to the technical field of vacuum package food detection, in particular to a food vacuum package leakproofness detection device, which is characterized in that transparent vacuum packages filled with edible rice are transported through a conveying device, so that the device has a continuous detection capability, and residual liquid on packaging bags is dried through an air drying device; the vacuum condition of the packaging bag is detected through the detection device, so that the practicability of the device is improved; comprising a conveying device, an air drying device and a detection device, the air drying device is installed on the conveying device, and the detection device is installed on the conveying device.

Description

Technical Field

[0001] The utility model relates to the technical field of vacuum-packed food detection, in particular to a sealing detection device for food vacuum packaging. Background Technique

[0002] Also known as reduced-pressure packaging, it is to extract all the air in the packaging container and seal it to maintain a highly reduced-pressure state inside the bag. The scarcity of air is equivalent to the effect of low oxygen, making it impossible for microorganisms to survive, so as to achieve the purpose of keeping food fresh and preventing decay; applications include vacuum packaging in plastic bags, aluminum foil packaging, glassware, plastic and its composite packaging, etc.; among them, some rice products will use transparent plastic bags for vacuum packaging.

[0003] In the prior art, the Chinese utility model patent with the application number CN202220946084.8 relates to a sealing detection device for food vacuum packaging, including a detection shell, a column, a groove, a synchronous motor, a threaded column, a hydraulic push rod, an observation window, etc., and can detect the sealing performance of vacuum packaging.

[0004] However, the above device only has the ability to detect single or single-batch packaging in actual use, does not have the ability to continuously detect transparent rice packaging bags, and is not suitable for packaging detection on the production line. Content of the Utility Model

[0005] To solve the above technical problems, the utility model provides a sealing detection device for food vacuum packaging, which transports the transparent vacuum packaging containing edible rice through a conveying device, enables the device to have the ability of continuous detection, dries the liquid remaining on the packaging bag through a drying device, and detects the vacuum condition of the packaging bag through a detection device, improving the practicability of the device.

[0006] A sealing detection device for food vacuum packaging of the utility model; includes a conveying device, a drying device and a detection device. The drying device is installed on the conveying device, and the detection device is installed on the conveying device; the transparent vacuum packaging containing edible rice is transported through the conveying device, enabling the device to have the ability of continuous detection, the liquid remaining on the packaging bag is dried through the drying device, and the vacuum condition of the packaging bag is detected through the detection device, improving the practicability of the device.

[0007] Preferably, the conveying device includes a water tank, a sliding plate, conveying rollers, a wire mesh conveyor belt, a conveyor belt, and a reduction motor. On the left part of the upper end surface of the water tank, there is a sliding plate, and the right part of the sliding plate slopes downward. Inside the lower part of the water tank, multiple groups of conveying rollers are horizontally installed. The wire mesh conveyor belt is sleeved on multiple groups of conveying rollers, and the left part of the wire mesh conveyor belt is located below the sliding plate. Inside the right part of the water tank, multiple groups of conveying rollers are inclinedly installed. The conveyor belt is sleeved on multiple groups of inclined conveying rollers. The left part of the conveyor belt is located below the right part of the wire mesh conveyor belt, and the right part of the conveyor belt is located above the right part of the water tank. On the front end surface of the water tank, there are two groups of reduction motors, and the output ends of the two groups of reduction motors are respectively connected to the leftmost and rightmost conveying rollers inside the water tank. The overall equipment is formed by connecting three conveying devices end to end. In the leftmost water tank, there is edible water with food coloring. In the middle water tank, there is circulating clean water. At the bottom of the rightmost water tank, there is a drain port. Place the vacuum transparent packaging bag on the sliding plate of the leftmost water tank. The packaging bag containing rice slides down from the sliding plate to below the liquid level in its water tank and is carried by the wire mesh conveyor belt on the leftmost side. Turn on multiple groups of reduction motors to transmit power to the respective connected conveying rollers, driving all the wire mesh conveyor belts and conveyor belts to rotate. Transport the rice vacuum packaging bag on the leftmost side from the leftmost water tank to the sliding plate of the middle water tank. The packaging bag slides down from the sliding plate of the middle water tank to below the liquid level in the middle water tank and is transported to the rightmost water tank by the wire mesh conveyor belt and conveyor belt in the middle water tank. The packaging bag is soaked in the pigment liquid in the leftmost water tank. For packaging bags with air leakage, the pigment liquid will seep into the inside of the packaging bag for easy detection. Then, the packaging bag washes the residual colored liquid on its own surface in the middle water tank to reduce the impact of the residual colored liquid on the surface of the packaging bag on subsequent packaging and sales. Then, the packaging bag enters the inside of the rightmost water tank to cooperate with the air drying device for drying and completes automatic detection in cooperation with the detection device.

[0008] Preferably, it further includes a vibration motor, and a vibration motor is arranged on the lower end surface of the sliding plate. Turn on the vibration motor to transmit power to the sliding plate to drive the sliding plate to vibrate, thereby preventing the situation that the plastic packaging bag gets stuck on the sliding plate and does not slide down, and improving the practicability of the device.

[0009] Preferably, it further includes anti-slip strips, and multiple groups of anti-slip strips are evenly arranged on the surface of the conveyor belt. Through the multiple groups of anti-slip strips on the surface of the conveyor belt, the load-bearing capacity of the conveyor belt is increased, the situation that the packaging bag slides off the surface of the conveyor belt is reduced, and the practicability of the device is improved.

[0010] Preferably, the air-drying device includes a hot air blower, a first support plate, and an air outlet. Two groups of first support plates are horizontally installed in the upper and lower parts of the rightmost water tank respectively. The upper two groups of first support plates are located above the wire mesh conveyor belt, and the lower two groups of first support plates are located between the upper and lower layers of the wire mesh conveyor belt. Multiple groups of air outlets are installed on the lower end surface of the upper first support plate and the upper end surface of the lower first support plate respectively. The air outlets installed on the left first support plate are offset to the left, and the air outlets installed on the right first support plate are offset to the right. A hot air blower is installed on the front end surface of the rightmost water tank, and the output end of the hot air blower is connected to multiple groups of air outlets; after turning on the hot air blower to add external air and sending it into multiple groups of air outlets for spraying, through the inclined air outlets installed on the upper and lower multiple groups of first support plates, the surface of the vacuum packaging bag is air-dried, reducing the residual clear water on the surface of the packaging bag and improving the practicality of the device.

[0011] Preferably, the detection device includes a second support plate, an LED light strip, a detection camera, a paint pump, and a spray head. One group of second support plates are installed in the upper and lower parts of the rightmost water tank respectively. The two groups of second support plates are located on the right side of the air-drying device. Two groups of LED light strips and a detection camera are installed on the lower end surface of the upper second support plate and the upper end surface of the lower second support plate respectively. The two groups of LED light strips on the same second support plate are located on the left and right sides of multiple groups of detection cameras respectively. A paint pump is installed on the upper end surface of the upper second support plate, and a spray head is installed on the right part of the lower end surface of the upper second support plate. The output end of the paint pump is connected to the spray head; the detection camera detects the color residue in the packaging bag through the mesh holes on the wire mesh conveyor belt, and the LED light strip fills light for the detection environment to reduce the influence of external environmental light on the detection process. When color residue is detected inside the packaging bag, the paint pump transports the pigment to the spray head and sprays it onto the packaging bag for recording, so that the operator can quickly determine the problem packaging bag, improving the practicality of the device.

[0012] Compared with the prior art, the beneficial effects of the present utility model are as follows: The transparent vacuum packaging containing edible rice is transported through the conveying device, enabling the device to have the ability of continuous detection. The residual liquid on the packaging bag is dried by the air-drying device, and the vacuum condition of the packaging bag is detected by the detection device, improving the practicality of the device. BRIEF DESCRIPTION OF THE DRAWINGS

[0013] Figure 1 is an isometric structural schematic diagram of the present utility model;

[0014] Figure 2 is a first sectional structural schematic diagram of the present utility model;

[0015] Figure 3 is a second sectional structural schematic diagram of the present utility model;

[0016] Figure 4It is a schematic diagram of the third cross-sectional structure of the present utility model;

[0017] Figure 5 It is a schematic diagram of the fourth cross-sectional structure of the present utility model;

[0018] Figure 6 It is a schematic diagram of a partially enlarged structure of the present utility model;

[0019] Reference numerals in the drawings: 1, water tank; 2, sliding plate; 3, conveying roller; 4, wire mesh conveyor belt; 5, conveyor belt; 6, reduction motor; 7, vibration motor; 8, anti-slip strip; 9, hot air blower; 10, first support plate; 11, air outlet; 12, second support plate; 13, LED light strip; 14, detection camera; 15, paint pump; 16, spray head. Specific embodiments

[0020] To facilitate the understanding of the present utility model, the present utility model will be described more comprehensively with reference to the relevant drawings. The present utility model can be implemented in many different forms and is not limited to the embodiments described herein. On the contrary, these embodiments are provided to make the disclosure of the present utility model more thorough and comprehensive. Embodiment 1

[0021] As Figure 1 , Figure 2 , Figure 3 , Figure 4 , Figure 5 and Figure 6 shown, the air-drying device is installed on the conveying device, and the detection device is installed on the conveying device;

[0022] First, place the vacuum transparent packaging bag on the sliding plate 2 of the leftmost water tank 1. The packaging bag containing rice slides down from the sliding plate 2 to below the liquid level in the water tank 1 and is carried by the wire mesh conveyor belt 4 on the leftmost side. Start multiple sets of reduction motors 6 to transmit power to the respective connected conveying rollers 3, driving all the wire mesh conveyor belts 4 and conveyor belts 5 to rotate. The vacuum packaging bag of rice at the leftmost part is conveyed from the leftmost water tank 1 to the sliding plate 2 of the middle water tank 1. The packaging bag slides down from the sliding plate 2 of the middle water tank 1 to below the liquid level in the middle water tank 1 and is transported by the wire mesh conveyor belt 4 and conveyor belt 5 in the middle water tank 1 to the rightmost water tank 1. After the packaging bag enters the rightmost water tank 1, start the hot air blower 9 to add external air and send it out through multiple sets of air outlets 11. Through the air outlets 11 obliquely installed on the upper and lower multiple sets of first support plates 10, the surface of the vacuum packaging bag is air-dried. Then, the detection camera 14 passes through the mesh holes on the wire mesh conveyor belt 4 to detect the color residue in the packaging bag, and the LED light strip 13 is used to supplement the light for the detection environment to reduce the influence of external environmental light on the detection process. When color residue is detected inside the packaging bag, the paint pump 15 transports the pigment to the nozzle 16 and sprays it onto the packaging bag for recording;

[0023] The conveying device includes a water tank 1, a sliding plate 2, a conveying roller 3, a wire mesh conveyor belt 4, a conveyor belt 5, and a reduction motor 6. A sliding plate 2 is provided at the left part of the upper end surface of the water tank 1, and the right part of the sliding plate 2 slopes downward. Multiple sets of conveying rollers 3 are horizontally installed at the lower part inside the water tank 1. The wire mesh conveyor belt 4 is sleeved on multiple sets of conveying rollers 3, and the left part of the wire mesh conveyor belt 4 is located below the sliding plate 2. Multiple sets of conveying rollers 3 are obliquely installed at the right part inside the water tank 1, and the conveyor belt 5 is sleeved on the multiple sets of inclined conveying rollers 3. The left part of the conveyor belt 5 is located below the right part of the wire mesh conveyor belt 4, and the right part of the conveyor belt 5 is located above the right part of the water tank 1. Two sets of reduction motors 6 are provided on the front end surface of the water tank 1, and the output ends of the two sets of reduction motors 6 are respectively connected to the leftmost and rightmost conveying rollers 3 inside the water tank 1. The whole device is formed by connecting three sets of conveying devices end to end. The leftmost water tank 1 contains edible water with edible pigment, the middle water tank 1 is provided with circulating clean water, and a drain port is provided at the bottom of the rightmost water tank 1;

[0024] It also includes a vibration motor 7, and a vibration motor 7 is provided on the lower end surface of the sliding plate 2;

[0025] It also includes anti-slip strips 8, and multiple sets of anti-slip strips 8 are evenly provided on the surface of the conveyor belt 5;

[0026] The air-drying device includes a hot air blower 9, a first support plate 10, and an air outlet 11. Two groups of first support plates 10 are horizontally installed on the upper and lower parts inside the rightmost water tank 1. The two groups of upper first support plates 10 are located above the wire mesh conveyor belt 4, and the two groups of lower first support plates 10 are located between the upper and lower layers of the wire mesh conveyor belt 4. Multiple groups of air outlets 11 are installed on the lower end surfaces of the upper first support plates 10 and the upper end surfaces of the lower first support plates 10. The air outlets 11 installed on the left first support plate 10 are offset to the left, and the air outlets 11 installed on the right first support plate 10 are offset to the right. A hot air blower 9 is installed on the front end surface of the rightmost water tank 1, and the output end of the hot air blower 9 is connected to multiple groups of air outlets 11;

[0027] The detection device includes a second support plate 12, an LED light strip 13, a detection camera 14, a paint pump 15, and a spray head 16. One group of second support plates 12 is installed on the upper and lower parts inside the rightmost water tank 1. The two groups of second support plates 12 are located on the right side of the air-drying device. Two groups of LED light strips 13 and detection cameras 14 are installed on the lower end surface of the upper second support plate 12 and the upper end surface of the lower second support plate 12 respectively. The two groups of LED light strips 13 on the same second support plate 12 are located on the left and right sides of multiple groups of detection cameras 14 respectively. A paint pump 15 is installed on the upper end surface of the upper second support plate 12, and a spray head 16 is installed on the right part of the lower end surface of the upper second support plate 12. The output end of the paint pump 15 is connected to the spray head 16;

[0028] The transparent vacuum package containing edible rice is transported through the conveying device, enabling the device to have the ability of continuous detection. The residual liquid on the packaging bag is dried by the air-drying device, and the vacuum condition of the packaging bag is detected by the detection device, improving the practicability of the device.

[0029] The reduction motor 6, vibration motor 7, paint pump 15, LED light strip 13, detection camera 14, and hot air blower 9 of the sealing detection device for food vacuum packaging of the present utility model are purchased on the market. Those skilled in the industry only need to install and operate according to the attached user manual, without the need for creative labor from those skilled in the art.

[0030] The above are only the preferred embodiments of the present utility model. It should be noted that for those of ordinary skill in the art in this technical field, without departing from the technical principle of the present utility model, several improvements and modifications can still be made, and these improvements and modifications should also be regarded as the protection scope of the present utility model.

Claims

1. A sealing detection device for food vacuum packaging; characterized in that, It includes a conveying device, a drying device and a detection device. The drying device is installed on the conveying device, and the detection device is installed on the conveying device. The conveying device includes a water tank (1), a sliding plate (2), conveying rollers (3), a wire mesh conveyor belt (4), a conveyor belt (5) and a reduction motor (6). A sliding plate (2) is arranged at the left part of the upper end surface of the water tank (1), and the right part of the sliding plate (2) slopes downward. A plurality of groups of conveying rollers (3) are horizontally installed at the lower part inside the water tank (1). The wire mesh conveyor belt (4) is sleeved on the plurality of groups of conveying rollers (3). The left part of the wire mesh conveyor belt (4) is located below the sliding plate (2). A plurality of groups of conveying rollers (3) are inclinedly installed at the right part inside the water tank (1). The conveyor belt (5) is sleeved on the plurality of groups of inclined conveying rollers (3). The left part of the conveyor belt (5) is located below the right part of the wire mesh conveyor belt (4). The right part of the conveyor belt (5) is located above the right part of the water tank (1). Two groups of reduction motors (6) are arranged on the front end surface of the water tank (1). The output ends of the two groups of reduction motors (6) are respectively connected to the leftmost and rightmost conveying rollers (3) inside the water tank (1). The whole equipment is formed by connecting three groups of conveying devices end to end. The leftmost water tank (1) is filled with edible water with food coloring. A circulating clear water is arranged inside the middle water tank (1). A drain port is arranged at the bottom inside the rightmost water tank (1). It also includes anti-slip strips (8), and a plurality of groups of anti-slip strips (8) are evenly arranged on the surface of the conveyor belt (5). The drying device includes a hot air blower (9), a first support plate (10) and an air outlet (11). Two groups of first support plates (10) are horizontally installed up and down inside the rightmost water tank (1). The upper two groups of first support plates (10) are located above the wire mesh conveyor belt (4). The lower two groups of first support plates (10) are located between the upper and lower layers of the wire mesh conveyor belt (4). A plurality of groups of air outlets (11) are respectively installed on the lower end surface of the upper first support plate (10) and the upper end surface of the lower first support plate (10). The air outlets (11) installed on the left first support plate (10) are offset to the left, and the air outlets (11) installed on the right first support plate (10) are offset to the right. A hot air blower (9) is installed on the front end surface of the rightmost water tank (1). The output end of the hot air blower (9) is connected to the plurality of groups of air outlets (11).

2. The sealing performance detection device for food vacuum packaging according to claim 1, wherein, It also includes a vibration motor (7), and a vibration motor (7) is arranged on the lower end surface of the sliding plate (2).

3. The sealing performance detection device for food vacuum packaging according to claim 1, characterized in that, The detection device includes a second support plate (12), an LED light strip (13), a detection camera (14), a paint pump (15) and a nozzle (16). A set of second support plates (12) are respectively installed vertically in the rightmost pool (1). The two sets of second support plates (12) are located on the right side of the air-drying device. Two sets of LED light strips (13) and detection cameras (14) are respectively installed on the lower end surface of the upper second support plate (12) and the upper end surface of the lower second support plate (12). The two sets of LED light strips (13) on the same second support plate (12) are respectively located on the left and right sides of multiple detection cameras (14). A paint pump (15) is installed on the upper end surface of the upper second support plate (12), and a nozzle (16) is installed on the right part of the lower end surface of the upper second support plate (12). The output end of the paint pump (15) is connected to the nozzle (16).

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