Closed feeding bag

Abstract

The utility model discloses a sealed feeding bag, and belongs to the technical field of sealed transfer. The chuck is detachably connected to the discharge port, the chuck is communicated with the discharge port, and a clamping groove is formed in the edge of the top of the chuck; the plastic bag is arranged below the chuck, a zipper type sealing opening is formed in the end, close to the chuck, of the plastic bag, the inner wall of the plastic bag is fixedly connected with an elastic opening used for being connected with the chuck, and the elastic opening and the zipper type sealing opening are arranged at intervals; clamping blocks used for being matched with the clamping grooves are arranged on the upper circumference of the elastic opening. The clamping groove, the clamping block, the elastic opening and the zipper type sealing opening are arranged in a matched mode, so that the clamping groove and the clamping block are mutually clamped and automatically disengaged, the elastic opening automatically shrinks to block materials, the zipper type sealing opening is locked to completely seal the plastic bag, the butt joint mode is simple, and operation is convenient.

Description

Technical Field

[0001] The utility model relates to the technical field of sealed transfer, in particular to an airtight feeding bag. Background Art

[0002] The airtight transfer bag is used for airtight transfer, which can isolate materials from the outside world and simultaneously connect or disconnect the transfer port in an airtight manner, ensuring that it is in an airtight state during transfer and will not come into contact with the external environment, ensuring that the transferred items will not leak out and will not be contaminated by the outside world, and preventing the items from causing harm to the human body during the transfer process. It is used for packaging and transferring highly active powdery items and highly toxic items such as food, medicine, chemical raw materials, etc.

[0003] However, the currently used airtight feeding bag has a complex docking method, which is not conducive to connection and separate use, and is not convenient for operation.

[0004] Therefore, it is necessary to develop an airtight feeding bag to address the above-mentioned defects. Summary of the Utility Model

[0005] The purpose of the utility model is to provide an airtight feeding bag to solve the problem that the currently used airtight feeding bag has a complex docking method and is not convenient for operation.

[0006] To solve the above technical problems, the utility model adopts the following technical solutions:

[0007] An airtight feeding bag of the utility model includes:

[0008] A chuck detachably connected to the discharge port, the chuck is communicated with the discharge port, and a card slot is provided at the top edge of the chuck;

[0009] A plastic bag arranged below the chuck, one end of the plastic bag close to the chuck is provided with a zipper-type sealing port, and an elastic port for connecting with the chuck is fixedly connected to the inner wall of the plastic bag, and the elastic port and the zipper-type sealing port are arranged at intervals; a card block for cooperating with the card slot is arranged circumferentially on the elastic port.

[0010] Further, the chuck is of an annular structure, the top of the chuck is connected to the discharge port, and the circumferential dimension of the chuck is larger than the circumferential dimension of the discharge port.

[0011] Further, the stretching dimension of the elastic port matches the circumferential dimension of the plastic bag.

[0012] Further, the cross sections of the card slot and the card block are both in the shape of a light bulb.

[0013] Further, the number of the card slots and the card blocks is multiple, and the multiple card slots and the multiple card blocks are arranged in one-to-one correspondence.

[0014] The utility model has the following beneficial effects:

[0015] Through the cooperative setting of the card slot, the card block, the tightening opening and the zipper sealing opening, the card slot and the card block are tightly clamped and automatically disengaged from each other. The tightening opening automatically shrinks to block the material, and the locked zipper sealing opening completely seals the plastic bag. The docking method is simple and convenient to operate. Description of the Drawings

[0016] The following further describes the present utility model with reference to the accompanying drawings.

[0017] Figure 1 It is a schematic internal view of the front view structure of the airtight feeding bag of the present utility model;

[0018] Figure 2 It is a schematic top view structure of the chuck in the airtight feeding bag of the present utility model;

[0019] Figure 3 It is a schematic top view structure of the connection part between the chuck and the card block in the airtight feeding bag of the present utility model;

[0020] Figure 4 It is the front view of the airtight feeding bag of the present utility model when no material is loaded.

[0021] Reference numerals: 1. chuck; 101. card slot; 2. plastic bag; 3. tightening opening; 4. card block; 5. zipper sealing opening. Detailed Embodiments

[0022] The following will clearly and completely describe the technical solutions in the embodiments of the present utility model with reference to the accompanying drawings in the embodiments of the present utility model. Obviously, the described embodiments are only a part of the embodiments of the present utility model, rather than all the embodiments. Based on the embodiments of the present utility model, all other embodiments obtained by those of ordinary skill in the art without creative work shall fall within the protection scope of the present utility model.

[0023] In the description of the present utility model, it should be understood that the orientation or positional relationship indicated by the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", etc. is based on the orientation or positional relationship shown in the accompanying drawings, and is only for the convenience of describing the present utility model and simplifying the description, rather than indicating or implying that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and therefore should not be construed as a limitation to the present utility model.

[0024] Embodiment 1

[0025] Please refer to Figures 1 - 3, the present utility model provides a technical solution: a sealed feeding bag, comprising: a chuck 1 detachably connected to the discharge port, the chuck 1 is in communication with the discharge port, and a card slot 101 is provided at the top edge of the chuck 1.

[0026] A plastic bag 2 disposed below the chuck 1, one end of the plastic bag 2 close to the chuck 1 is provided with a zipper seal 5, and an elastic opening 3 for connecting with the chuck 1 is fixedly connected to the inner wall of the plastic bag 2, and the elastic opening 3 and the zipper seal 5 are arranged at intervals; a clamping block 4 for cooperating with the card slot 101 is circumferentially arranged on the elastic opening 3.

[0027] Compared with the prior art, the present utility model is provided with the card slot 101, the clamping block 4, the elastic opening 3 and the zipper seal 5 in cooperation, so that the card slot 101 and the clamping block 4 are clamped and automatically disengaged from each other, the elastic opening 3 automatically contracts to block the material, and the locked zipper seal 5 completely seals the plastic bag 2. The docking method is simple and convenient to operate.

[0028] Embodiment Two

[0029] Please refer to Figures 1 - 4 , on the basis of Embodiment One, the present utility model provides a technical solution: the chuck 1 is a ring structure, the top of the chuck 1 is connected to the discharge port, the circumferential dimension of the chuck 1 is larger than the circumferential dimension of the discharge port, and the material flows out of the discharge port, passes through the chuck 1, and finally falls into the plastic bag 2.

[0030] In this embodiment, the stretching dimension of the elastic opening 3 matches the circumferential dimension of the plastic bag 2, so that the plastic bag 2 is connected to the stretched elastic opening 3, which can play a role in constricting the plastic bag 2.

[0031] In this embodiment, the cross sections of the card slot 101 and the clamping block 4 are both in the shape of a light bulb, and the numbers of the card slot 101 and the clamping block 4 are both multiple, and the multiple card slots 101 and the multiple clamping blocks 4 are arranged in one-to-one correspondence.

[0032] When the plastic bag 2 is filled with materials, the plastic bag 2 sinks to drive the clamping block 4 to be clamped with the card slot 101. After the loading is completed, the chuck 1 sinks, and the clamping block 4 disengages from the card slot 101. The docking method is simple and convenient to operate.

[0033] Embodiment Three

[0034] This embodiment provides a method for using a sealed feeding bag, which is the method for using the sealed feeding bag provided in Embodiment One or Embodiment Two, and is specifically as follows:

[0035] Place the plastic bag 2 under the chuck 1, put the drawstring opening 3 on the edge of the chuck 1, and at the same time, the clamping block 4 is stuck in the clamping groove 101. After the plastic bag 2 is filled with materials, the plastic bag 2 sinks, driving the clamping block 4 to be clamped tightly with the clamping groove 101. After the loading is completed, the discharging device drives the chuck 1 to descend, the clamping block 4 is disengaged from the clamping groove 101, the drawstring opening 3 is removed from the chuck 1, and the drawstring opening 3 automatically shrinks to seal the materials. Finally, the zipper-type sealing opening 5 is tightened to completely seal the plastic bag 2.

[0036] The various embodiments in this specification are described in a progressive manner. Each embodiment focuses on the differences from other embodiments. For the same and similar parts between the various embodiments, reference can be made to each other. For the devices disclosed in the embodiments, since they correspond to the methods disclosed in the embodiments, the description is relatively simple. For the relevant parts, reference can be made to the description in the method part.

[0037] The embodiments described above are only descriptions of the preferred modes of the present invention, and do not limit the scope of the present invention. Without departing from the design spirit of the present invention, various deformations and improvements made by those of ordinary skill in the art to the technical solution of the present invention shall fall within the protection scope determined by the claims of the present invention.

Claims

1. A sealed feeding bag, characterized in that, Including: A chuck (1) detachably connected to the discharge port, the chuck (1) being in communication with the discharge port, and a card slot (101) being provided at the top edge of the chuck (1); A plastic bag (2) disposed below the chuck (1), a zippered seal (5) being provided at one end of the plastic bag (2) close to the chuck (1), an elastic opening (3) for connecting with the chuck (1) being fixedly connected to the inner wall of the plastic bag (2), and the elastic opening (3) being spaced from the zippered seal (5); a clamping block (4) for cooperating with the card slot (101) is circumferentially provided on the elastic opening (3).

2. The closed feeding bag according to claim 1, characterized in that, The chuck (1) is of an annular structure, the top of the chuck (1) is connected to the discharge port, and the circumferential dimension of the chuck (1) is larger than the circumferential dimension of the discharge port.

3. The enclosed feeding bag according to claim 1, wherein, The stretching dimension of the elastic opening (3) matches the circumferential dimension of the plastic bag (2).

4. The sealed feeding bag according to claim 1, wherein The cross sections of the card slot (101) and the clamping block (4) are both bulb-shaped.

5. The closed feeding bag according to claim 1, wherein, The number of the card slots (101) and the clamping blocks (4) is multiple, and the multiple card slots (101) are arranged in one-to-one correspondence with the multiple clamping blocks (4).

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