Glove box closed ton bag pressing device

Abstract

The utility model provides a glove box closed type ton bag pressing device. The glove box closed type ton bag pressing device comprises a glove box, a bag pressing mechanism, a dust removal assembly and a positive pressure assembly. The glove box comprises an inner box body and an outer box body, a first cavity can be formed by a support of the inner box body, a second cavity is formed between the inner box body and the outer box body, the bag pressing mechanism is arranged in the first cavity to seal the bag pressing mechanism, and a discharging port of the bag pressing mechanism is communicated to material receiving equipment. The dust removal assembly communicates with the interior of the bag pressing mechanism, and the positive pressure assembly communicates with the interior of the second cavity. According to the utility model, the aerodynamics principle is introduced, the functions of the glove box are integrated, the bag pressing device is completely arranged in the glove box, and the positive pressure air source port and the dust removal port are arranged, so that the problems of dust overflow during ton bag feeding, non-contact operation, material scattering, gas protection and micro-pressure overflow prevention are solved.

Description

TECHNICAL FIELD

[0001] The utility model belongs to the field of bag pressing mechanism, especially a kind of glove box closed tons bag pressing device. BACKGROUND

[0002] Tons bag feeding station is a common tons bag unloading equipment in industrial production, and raw materials packaged in tons bag or big bag are needed in industrial production, which are transported to specified feeding position for feeding by forklift.Tons bag feeding station is suitable for unpacking and unloading operation of powder material packaged in tons bag, and tons bag is lifted to feeding port by electric hoist or forklift for bag pressing, opening of tons bag unloading port and auxiliary beating device or vibration device to promote material to fall into lower hopper.Tons bag feeding station is widely used in powder and granular material packaged in tons bag in food, chemical, pharmaceutical, plastic, lithium battery and new material industries.

[0003] During tons bag feeding process, there is dust overflow risk, and after feeding is completed, material scattering occurs when replacing tons bag, which pollutes production environment;for some special materials, gas protection cannot be carried out during discharging process, and contact type operation cannot be completed;tons bag feeding station cannot prevent toxic and harmful gas in reactor from being blown out when feeding reactor. CONTENT OF THE UTILITY MODEL

[0004] Therefore, the utility model aims at providing a glove box closed tons bag pressing device, which integrates glove box function by using aerodynamics principle, and completely embeds bag pressing device in glove box, and is provided with positive pressure gas source port and dust removal port to solve problems of dust overflow, non-contact operation, material scattering, gas protection and micro-pressure overflow during tons bag feeding.

[0005] To achieve the above purpose, the technical scheme of the utility model is as follows:

[0006] A glove box closed tons bag pressing device, comprising glove box, bag pressing mechanism, dust removal assembly and positive pressure assembly;

[0007] The glove box comprises inner box body and outer box body, the inner box body support forms first chamber, and second chamber is formed between the inner box body and the outer box body,

[0008] The bag pressing mechanism is arranged in the first chamber to form sealing for the bag pressing mechanism, and the discharge port of the bag pressing mechanism is communicated to material receiving equipment;

[0009] The dust removal assembly is communicated to the bag pressing mechanism, and the positive pressure assembly is communicated to the second chamber.

[0010] Further, the top of the glove box is provided with tons bag opening and box cover, and the side of the glove box is provided with observation window.

[0011] Further, the dust removal assembly comprises a pneumatic butterfly valve and a dust removal pipe; one end of the dust removal pipe is connected to an air source, and the other end extends to the inside of the first chamber; the dust removal pipe is provided with the pneumatic butterfly valve;

[0012] The dust removal pipe is provided with an extension hose at one end of the first chamber, and the extension hose is connected to a dust removal interface of the bag pressing mechanism.

[0013] Further, the positive pressure assembly comprises a positive pressure pipe, a pressure regulating valve and a pneumatic on-off valve; one end of the positive pressure pipe is connected to an air source, and the other end is connected to the second chamber; the positive pressure pipe is provided with the pressure regulating valve and the pneumatic on-off valve.

[0014] Compared with the prior art, the glove box closed ton bag pressing device has the following advantages:

[0015] The glove box closed ton bag pressing device solves the problems of dust overflow, non-contact operation, material scattering, gas protection and micro-pressure overflow. The conventional bag pressing device is redesigned from the structure, the principle of air dynamics is introduced, and a micro-positive pressure isolation layer is added, which effectively prevents the gas and dust in the bag pressing mechanism from overflowing, and prevents the external environment gas from polluting the material. The closed operation space intercepts the scattered material in the glove box when replacing the ton bag, so that the external environment is clean and tidy, and the production workshop achieves dust-free production. BRIEF DESCRIPTION OF DRAWINGS

[0016] The accompanying drawings, which form a part of this description, are included to provide a further understanding of the application. The embodiments of the application and its

[0017] Figure 1 A glove box closed ton bag pressing device according to an embodiment of the application is shown in Figure 1 ;

[0018] Figure 2 A glove box closed ton bag pressing device according to an embodiment of the application is shown in Figure 2 ;

[0019] Figure 3 A glove box closed ton bag pressing device according to an embodiment of the application is shown in

[0020] BRIEF DESCRIPTION OF DRAWINGS

[0021] 1, glove box; 11, inner box; 12, outer box; 13, first chamber; 14, second chamber; 15, observation window; 16, ton bag mouth; 17, discharge port; 2, bag pressing mechanism; 3, dust removal assembly; 31, pneumatic butterfly valve; 32, dust removal pipe; 33, extension hose; 4, positive pressure assembly; 41, positive pressure pipe; 42, pressure regulating valve; 43, pneumatic on-off valve. DETAILED DESCRIPTION

[0022] It should be noted that the embodiments in the present application and the features in the embodiments can be combined with each other without conflict.

[0023] In the description of the present application, it should be understood that the terms "center", "longitudinal", "transverse", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer" and the like indicate the orientation or positional relationship shown in the drawings, and are only for the convenience of describing the present application and simplifying the description, and do not indicate or imply that the devices or elements referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore cannot be understood as a limitation on the present application. In addition, the terms "first", "second" and the like are only for descriptive purposes and cannot be understood as indicating or implying relative importance or implicitly indicating the number of the technical features indicated. Therefore, the features limited by "first", "second" and the like can explicitly or implicitly include one or more of the features. In the description of the present application, unless otherwise specified, the meaning of "a plurality of" is two or more.

[0024] In the description of the present application, it should be noted that unless otherwise specified and limited, the terms "mounting", "connection", "connection" should be understood broadly, for example, it can be fixedly connected, or it can be detachably connected, or integrally connected; it can be mechanically connected, or it can be electrically connected; it can be directly connected, or it can be indirectly connected through an intermediate medium; it can be the communication inside two elements. For those skilled in the art, the specific meaning of the above terms in the present application can be understood according to the specific circumstances.

[0025] The present application will be described in detail below with reference to the drawings and in combination with the embodiments.

[0026] A glove box closed ton bag pressing device, as shown in Figures 1-3 The glove box 1 includes an inner box 11 and an outer box 12, and the inner box 11 support forms a first chamber 13, and a second chamber 14 is formed between the inner box 11 and the outer box 12,

[0027] The inner box 11 and the outer box 12 are connected by a connecting rod 18, and the connecting rod 18 is connected to the bag pressing mechanism 2,

[0028] The bag pressing mechanism 2 is arranged in the first chamber 13, forming a seal for the bag pressing mechanism 2, and the discharge port 17 of the bag pressing mechanism 2 is communicated to a material receiving device;

[0029] The dust removal assembly 3 is communicated to the bag pressing mechanism 2, and the positive pressure assembly 4 is communicated to the second chamber 14.

[0030] The dust removal assembly 3 and the positive pressure assembly 4 are connected to a controller.

[0031] Preferably, the glove box 1 is provided with a ton bag inlet 16 and a box cover at the top, and is provided with an observation window 15 at the side, and the observation window 15 is provided with a high-transmittance PC plate, facilitating observation of the internal conditions.

[0032] Preferably, the dust removal assembly 3 comprises a pneumatic butterfly valve 31 and a dust removal pipe 32, one end of the dust removal pipe 32 is connected to an air source, the other end extends into the first chamber 13, and the dust removal pipe 32 is provided with the pneumatic butterfly valve 31.

[0033] The dust removal pipe 32 is provided with an extension hose 33 at one end of the first chamber, and the extension hose 33 is communicated to a dust removal interface of the bag pressing mechanism 2.

[0034] Preferably, the positive pressure assembly 4 comprises a positive pressure pipe 41, a pressure regulating valve 42, and a second pneumatic on-off valve 43, one end of the positive pressure pipe 41 is connected to an air source, the other end is communicated to the second chamber 14, and the positive pressure pipe 41 is provided with the pressure regulating valve 42 and the second pneumatic on-off valve 43.

[0035] The ton bag bag enters the glove box 1 through the ton bag inlet 16 of the glove box 1, and a person uses a rubber glove to operate the bag pressing mechanism 2 to tightly press the ton bag inlet on the interface of the bag pressing mechanism 2; the controller is used to open the second pneumatic on-off valve 43, compressed air or inert protective gas enters the glove box 1 after pressure reduction through the precision pressure regulating valve 42, so that the second chamber 14 in the glove box 1 forms a micro-positive pressure state;

[0036] The bag pressing mechanism 2 is provided with a dust removal interface, which is communicated to the dust removal interface of the glove box 1 by using a hose, and is connected to an external dust removal system, the opening and closing of the pneumatic butterfly valve 31 is controlled by the controller, the dust removal assembly 3 is controlled to be in communication with the bag pressing mechanism 2, the whole process of ton bag discharging is dusted, and the bag pressing mechanism 2 is in a micro-negative pressure state, there is a certain pressure difference between the inside and the outside, which effectively prevents the internal dust of the bag pressing mechanism 2 from overflowing,

[0037] The outside of the glove box 1 is at normal pressure, and the inside of the glove box 1 is at micro-positive pressure, preventing external environment gas from entering the glove box 1 and causing pollution to the material.

[0038] The material in the ton bag is discharged into a receiving device through the discharge port 17. During the replacement of the ton bag, wall-hanging material in the ton bag cannot be avoided from spilling. The double-layer structure of the inner box body 11 and the outer box body 12 can intercept the spilled material in the glove box 1, so that the external environment is kept clean and tidy. The spilled material in the glove box 1 is cleaned regularly by manual operation.

[0039] The glove box closed ton bag pressing bag device can be integrated with the ton bag feeding station and used with the electric hoist, and is matched with the central dust removal, so that no dust is overflowed during the ton bag feeding process, no material is spilled during the ton bag switching process, and the on-site environment is kept clean and tidy. The glove box closed ton bag pressing bag device can also be directly connected with the receiving device. The material is directly discharged into the receiving device by gravity, is matched with the positive pressure protective gas, realizes the isolation of the material and the external environment, and ensures that the receiving device has no gas overflow.

[0040] The above only describes the preferred embodiments of the utility model and is not used to limit the utility model. Any modification, equivalent replacement, improvement and the like made within the spirit and principle of the utility model should be included in the protection scope of the utility model.

Claims

1. A glove box closed ton bag press device characterized by: The glove box, the bag pressing mechanism, the dust removal assembly and the positive pressure assembly are included. The glove box includes an inner box body and an outer box body, the inner box body is supported to form a first chamber, and a second chamber is formed between the inner box body and the outer box body, The bag pressing mechanism is arranged in the first chamber to form a seal for the bag pressing mechanism, and a discharge port of the bag pressing mechanism is communicated to a material receiving device. The dust removal assembly is communicated to the bag pressing mechanism, and the positive pressure assembly is communicated to the second chamber.

2. A glove box closed ton bag press bag apparatus as defined in claim 1, wherein: A ton bag following bag opening and a box cover are arranged on the top of the glove box, and an observation window is arranged on the side of the glove box.

3. A glove box closed ton bag press bag apparatus as defined in claim 1, wherein: The dust removal assembly includes a pneumatic butterfly valve and a dust removal pipe, one end of the dust removal pipe is connected to a gas source, the other end of the dust removal pipe extends to the inside of the first chamber, and the dust removal pipe is provided with the pneumatic butterfly valve. The dust removal pipe arranged at one end of the first chamber is further connected with an extension hose, and the extension hose is communicated to a dust removal interface of the bag pressing mechanism.

4. A glove box enclosed ton bag press bag apparatus as defined in claim 1, wherein: The positive pressure assembly includes a positive pressure pipe, a pressure regulating valve and a pneumatic on-off valve, one end of the positive pressure pipe is connected to the gas source, the other end of the positive pressure pipe is communicated to the second chamber, and the positive pressure pipe is provided with the pressure regulating valve and the pneumatic on-off valve.

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