Food packaging and weighing device

Abstract

The utility model discloses a food packaging weighing device which comprises a base, a weighing assembly is installed at the upper end of the base, a supporting frame is further arranged on the upper portion of the base, and a discharging assembly used for outputting materials to the weighing assembly up and down is fixed to the supporting frame. The weighing assembly comprises a balance plate located above the base, supporting blocks fixed to the base and hinged to the two sides of the balance plate, and a weight placed at one end of the top of the balance plate. The electromagnetic valve is opened through the controller, materials in the storage hopper are continuously output into the packaging box, when the weight of the packaging box and the weight of the materials are larger than that of the weight, the balance plate will lose weight immediately and incline towards one side, the pressing block rapidly presses the trigger switch, and at the moment, the controller will close the electromagnetic valve immediately after receiving information; in this way, food materials are weighed, and the problems that repeated adding and reducing are needed, operation is tedious, meanwhile, labor is wasted, and efficiency is low due to conventional manual weighing are effectively solved.

Description

Technical Field

[0001] The utility model relates to the technical field of food packaging weighing, in particular to a food packaging weighing device. Background Technique

[0002] Food refers to various finished products and raw materials for human consumption or drinking, as well as items that are both food and traditional Chinese medicinal materials according to tradition, including processed foods, semi-finished products, and unprocessed foods, as well as common bulk foods such as melon seeds, nuts, and grains. Currently, in retail and many commercial activities, general preferential treatments such as price cuts are usually given to bulk foods, and bulk foods need to be weighed during packaging, and an electronic scale is generally used for weighing.

[0003] Problems existing in the existing food packaging weighing devices are as follows: 1. During the packaging process, it is necessary to manually add and subtract the food in the packaging bag (box) repeatedly, which is not only cumbersome in operation, but also wastes labor and has low efficiency; 2. The electronic scale needs to be treated gently during use, and at the same time, the electronic scale is often easily damaged during use, bringing inconvenience to use and maintenance. Content of the Utility Model

[0004] The purpose of this part is to outline some aspects of the implementation mode of the utility model and briefly introduce some preferred implementation modes. Simplifications or omissions may be made in this part, as well as in the abstract of the specification and the title of the utility model of this application, to avoid obscuring the purpose of this part, the abstract of the specification, and the title of the utility model, and such simplifications or omissions shall not be used to limit the scope of the utility model.

[0005] Therefore, the purpose of the utility model is to provide a food packaging weighing device to solve the problems of cumbersome operation and low efficiency existing in the existing food packaging weighing devices as well as the problems of inconvenience in use and maintenance mentioned in the above background technique.

[0006] To achieve the above purpose, the utility model provides the following technical solution: A food packaging weighing device, which includes a base, a weighing component is installed at the upper end of the base, a support frame is further arranged on the upper part of the base, and a feeding component for outputting materials to the weighing component up and down is fixed on the support frame;

[0007] The weighing component includes a balance plate located above the base, support blocks fixed on the base and hinged to both sides of the balance plate, weights placed at one end of the top of the balance plate, and a trigger switch installed on the base and located at the opposite end of the balance plate from the weights;

[0008] The feeding component includes a storage hopper fixed at the upper end of the support frame, a discharge pipe arranged at the output end of the storage hopper, and a solenoid valve arranged at the end of the discharge pipe;

[0009] Among them, a controller electrically connected to the trigger switch and the solenoid valve is further provided at the upper end of the support frame.

[0010] As a preferred solution of a food packaging weighing device according to the present invention, a positioning groove adapted to the storage hopper is provided at the top of the support frame, and fixing ears for erecting the edge of the positioning groove are further provided at both ends of the outer side of the storage hopper.

[0011] As a preferred solution of a food packaging weighing device according to the present invention, the balance plates on both sides of the support block have the same weight.

[0012] As a preferred solution of a food packaging weighing device according to the present invention, the weighing assembly further includes a positioning rod fixed to the upper end of the balance plate for sleeving weights, a pressing block fixed to one end of the bottom of the balance plate corresponding to the trigger switch, and a supporting block fixed to the other end of the bottom of the balance plate.

[0013] As a preferred solution of a food packaging weighing device according to the present invention, a placement groove is further provided above the pressing block on the upper part of the balance plate.

[0014] As a preferred solution of a food packaging weighing device according to the present invention, a weight placement box for storing weights is further provided at one end inside the support frame.

[0015] Compared with the prior art, the beneficial effects of the present invention are:

[0016] (1) When using this food packaging weighing device, directly sleeve weights of the same weight as the required food materials on the positioning rod, then place the empty packaging box / bag in the placement groove, and then open the solenoid valve through the controller, so that the materials in the storage hopper are continuously output into the packaging box. When the weight of the packaging box and the materials is greater than the weight of the weights, the balance plate will immediately lose weight and tilt to one side, causing the pressing block to quickly press the trigger switch. At this time, the controller will immediately close the solenoid valve after receiving the information, thus completing the weighing of the food materials, effectively solving the problems of repeated addition and subtraction, cumbersome operation, waste of labor and low efficiency caused by conventional manual weighing.

[0017] (2) This food packaging weighing device has a simpler, more durable structure and is not easily damaged compared to the conventional electronic scale structure. BRIEF DESCRIPTION OF THE DRAWINGS

[0018] Figure 1 It is a schematic diagram of the overall external structure of the present invention;

[0019] Figure 2 It is a schematic diagram of the upper structure of the balance plate of the present invention;

[0020] Figure 3 This is a schematic side view structure diagram of the balance board of the present utility model;

[0021] Figure 4 This is a schematic structure diagram of the feeding component of the present utility model.

[0022] In the figure: 10, base; 20, weighing component; 21, balance board; 21a, placement groove; 22, support block; 23, weight; 24, trigger switch; 25, positioning rod; 26, pressing block; 27, support block; 30, support frame; 31, positioning groove; 40, feeding component; 41, storage hopper; 41a, discharge pipe; 42, solenoid valve; 43, fixed ear; 50, controller; 60, weight placement box. Detailed implementation manners

[0023] In order to make the above objects, features and advantages of the present utility model more obvious and understandable, the following will describe the detailed implementation manners of the present utility model in conjunction with the accompanying drawings.

[0024] Secondly, the present utility model will be described in detail with reference to the schematic diagrams. When describing the implementation manners of the present utility model in detail, for the convenience of description, the cross-sectional views showing the device structure will be enlarged locally not in accordance with the general ratio, and the schematic diagrams are only examples, which should not limit the protection scope of the present utility model herein. In addition, in actual production, three-dimensional spatial dimensions including length, width and depth should be included.

[0025] In order to make the purpose, technical solution and advantages of the present utility model clearer, the following will further describe the implementation manners of the present utility model in detail in conjunction with the accompanying drawings.

[0026] Figures 1 - 4 Shown is a schematic diagram of the entire structure of a food packaging weighing device of the present utility model. Please refer to Figures 1 - 4 , A food packaging weighing device in this embodiment includes a base 10, a weighing component 20 is installed at the upper end of the base 10, a support frame 30 is further provided on the upper part of the base 10, and a feeding component 40 for outputting materials up and down to the weighing component 20 is fixed on the support frame 30; the weighing component 20 includes a balance board 21 above the base 10, support blocks 22 fixed on the base 10 and hinged to both sides of the balance board 21, a weight 23 placed at one end of the top of the balance board 21, and a trigger switch 24 installed on the base 10 and located at the opposite end of the balance board 21 to the weight 23; the feeding component 40 includes a storage hopper 41 fixed at the upper end of the support frame 30, a discharge pipe 41a provided at the output end of the storage hopper 41, and a solenoid valve 42 provided at the end of the discharge pipe 41a; wherein, a controller 50 electrically connected to the trigger switch 24 and the solenoid valve 42 is further provided at the upper end of the support frame 30.

[0027] The top of the support frame 30 has a positioning groove 31 adapted to the storage hopper 41. Fixed ears 43 for supporting the edges of the positioning groove 31 are also provided at both outer ends of the storage hopper 41. The storage hopper 41 containing different food materials can be quickly replaced conveniently through the cooperation between the fixed ears 43 and the positioning groove 31.

[0028] The support blocks 22 on both sides have the same weight for balancing the balance plates 21; the weighing assembly 20 further includes a positioning rod 25 fixed to the upper end of the balance plate 21 for sleeving the weights 23, a pressing block 26 fixed to one end of the bottom of the balance plate 21 corresponding to the trigger switch 24, and a supporting block 27 fixed to the other end of the bottom of the balance plate 21; a placement groove 21a is also provided above the pressing block 26 on the upper part of the balance plate 21. During use, first, the weights 23 of the same weight as the required food materials are sleeved on the positioning rod 25, then the empty packaging box / bag is placed in the placement groove 21a, and then the electromagnetic valve 42 is opened through the controller 50, so that the materials in the storage hopper 41 are continuously output into the packaging box. When the weight of the packaging box and the materials is greater than the weight of the weights 23, the balance plate 21 will immediately lose weight and tilt to one side, causing the pressing block 26 to quickly press the trigger switch 24. At this time, after receiving the information, the controller 50 will immediately close the electromagnetic valve 42, thus completing the weighing of the food materials, effectively solving the problems of repeated addition and subtraction, cumbersome operation, waste of labor and low efficiency caused by conventional manual weighing.

[0029] Furthermore, compared with the conventional electronic scale structure, its structure is simpler, more durable and not easily damaged.

[0030] A weight placement box 60 for storing the weights 23 is also provided at one inner end of the support frame 30. The weights 23 can be conveniently stored and taken out by opening the door of the weight placement box 60.

[0031] In summary, for a food packaging weighing device of this embodiment, during use, first, the weights 23 of the same weight as the required food materials are sleeved on the positioning rod 25, then the empty packaging box / bag is placed in the placement groove 21a, and then the electromagnetic valve 42 is opened through the controller 50, so that the materials in the storage hopper 41 are continuously output into the packaging box. When the weight of the packaging box and the materials is greater than the weight of the weights 23, the balance plate 21 will immediately lose weight and tilt to one side, causing the pressing block 26 to quickly press the trigger switch 24. At this time, after receiving the information, the controller 50 will immediately close the electromagnetic valve 42, thus completing the weighing of the food materials, effectively solving the problems of repeated addition and subtraction, cumbersome operation, waste of labor and low efficiency caused by conventional manual weighing.

[0032] Although the present utility model has been described above with reference to the embodiments, various improvements can be made thereto and components thereof can be replaced with equivalents without departing from the scope of the present utility model. In particular, as long as there is no structural conflict, the various features in the embodiments disclosed by the present utility model can be combined with each other in any way, and the exhaustive description of these combinations is not given in this specification only for the consideration of saving space and resources. Therefore, the present utility model is not limited to the specific embodiments disclosed in the text, but includes all technical solutions falling within the scope of the claims.

Claims

1. A food packaging weighing device, characterized in that: It comprises a base (10), a weighing assembly (20) being mounted on the upper end of the base (10), a support frame (30) being further disposed on the upper portion of the base (10), and a material discharge assembly (40) for discharging materials upward and downward to the weighing assembly (20) being fixed on the support frame (30); A weighing assembly (20), comprising a balancing plate (21) located above the base (10), a support block (22) fixed to the base (10) and hinged to both sides of the balancing plate (21), a weight (23) placed at one end of the top of the balancing plate (21), and a trigger switch (24) mounted on the base (10) and located at the end of the balancing plate (21) opposite to the weight (23); A material discharge assembly (40) comprising a material storage hopper (41) fixed to the upper end of the support frame (30), a material discharge pipe (41a) arranged at the output end of the material storage hopper (41), and a solenoid valve (42) arranged at the end of the material discharge pipe (41a); Wherein, a controller (50) is also provided at the upper end of the support frame (30) and is electrically connected to the trigger switch (24) and the solenoid valve (42) respectively.

2. A food packaging weighing device according to claim 1, characterized in that: The top of the support frame (30) is provided with a positioning groove (31) adapted to the storage hopper (41), and both ends of the outer side of the storage hopper (41) are also provided with fixing ears (43) for fixing the edges of the positioning groove (31).

3. A food packaging weighing device according to claim 1, characterized in that: The balancing plates (21) on both sides of the support block (22) have the same weight.

4. A food packaging weighing device according to claim 1, characterized in that: The weighing assembly (20) further comprises a positioning rod (25) fixed to the upper end of the balancing plate (21) and used for mounting a weight (23), a pressing block (26) fixed to one end of the bottom of the balancing plate (21) and corresponding to the trigger switch (24), and a supporting block (27) fixed to the other end of the bottom of the balancing plate (21).

5. A food packaging weighing device according to claim 1, characterized in that: A placement groove (21a) is also provided on the upper part of the balance plate (21) and above the pressing block (26).

6. A food packaging weighing device according to claim 1, characterized in that: A weight placement box (60) for storing weights (23) is also provided at one end of the inner side of the support frame (30).

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