Mixing device for filtering membrane processing

Abstract

The utility model discloses a mixing device for processing a filter membrane, relates to the technical field of filter membrane processing, and solves the problems that a large amount of plastic dust flows in a workshop along with air when a polypropylene filter membrane raw material falls into a movable hopper from a discharge port of equipment after being crushed, so that the dust content in the air in the workshop is higher, and the production cost is low. The device comprises a mixing and crushing tank, a discharging pipe communicating with the mixing and crushing tank is fixedly installed at the lower end of the mixing and crushing tank, a movable hopper is arranged on the lower side of the discharging pipe, and the device further comprises a limiting frame installed on the outer side of the movable hopper; by installing the material blocking structure, plastic dust can be prevented from diffusing along with air in a processing workshop when crushed and mixed raw materials are discharged by the discharging pipe, by installing the material blocking structure and the driving assembly, the raw materials can be dispersed to the edge of the movable hopper, the raw materials can be prevented from being accumulated in the center of the movable hopper, and the processing efficiency is improved. And the raw materials in the movable hopper are prevented from being scattered around in the later period.

Description

TECHNICAL FIELD

[0001] The utility model relates to filter membrane processing technical field, concretely is a kind of mixing device for filter membrane processing. BACKGROUND

[0002] Polypropylene filter membrane is one kind of filter membrane. The main raw material of polypropylene filter membrane is polypropylene particles, and some additives such as plasticizer and antioxidant agent need to be added to improve the performance of filter membrane. First, the raw materials need to be prepared, and they need to be crushed and mixed according to the needs to ensure the uniformity of the particles.

[0003] The existing polypropylene filter membrane crushing and mixing equipment will place a movable hopper below the discharge port of the equipment when in use. The crushed and mixed polypropylene raw materials will be directly discharged from the discharge port of the equipment into the movable hopper, and then the personnel will transfer the polypropylene filter membrane raw materials from the movable hopper to the extruder.

[0004] However, since the movable hopper is in an open state, a large amount of plastic dust will flow in the workshop with the air when the polypropylene filter membrane raw materials fall into the movable hopper from the discharge port of the equipment after crushing. This will result in a high dust content in the air of the workshop, which will not only affect the health of the workers in the workshop, but also affect the heat dissipation of the equipment and the service life of the equipment in the workshop, as the plastic dust falls on the equipment in the workshop with the air or enters the interior of the equipment. UTILITY MODEL CONTENTS

[0005] The utility model aims to provide a mixing device for filter membrane processing that can prevent plastic dust from spreading in the workshop, and solve the problems raised in the above background technology.

[0006] To achieve the above-mentioned purpose, the utility model provides the following technical scheme: a mixing device for filter membrane processing, comprising a mixing and crushing tank, a discharge pipe is fixedly installed at the lower end of the mixing and crushing tank and communicates with the mixing and crushing tank, a movable hopper is arranged at the lower side of the discharge pipe, a limiting frame is installed outside the movable hopper, and the limiting frame is used for positioning the movable hopper; a dust blocking structure is used for preventing plastic dust from spreading in the workshop, and the dust blocking structure is installed outside the limiting frame; a material blocking structure is used for dispersing the crushed and mixed filter membrane processing raw materials, and the material blocking structure is installed at the lower end of the discharge pipe; a driving assembly is used for connecting the dust blocking structure and the material blocking structure, and the driving assembly is installed between the dust blocking structure and the material blocking structure.

[0007] Preferably, the dust blocking structure comprises a duct one communicating with a blower, a U-shaped tube is fixedly installed outside the limiting frame, a duct two is installed between the duct one and the U-shaped tube, and the duct two is installed vertically.

[0008] Preferably, the U-shaped pipe is connected with the first conduit through the second conduit, the first conduit is fixedly connected with the limiting frame through the supporting base, two air outlet pipes are fixedly installed on the outer side of the U-shaped pipe, and the air outlet pipes penetrate through the limiting frame.

[0009] Preferably, the material blocking structure comprises a sleeve pipe fixedly sleeved on the outer side of the material discharging pipe, a plurality of circumferentially equidistantly distributed bent connecting rods are fixedly installed on the outer side of the sleeve pipe, and the bent connecting rods are in C-shaped structure.

[0010] Preferably, the end of the bent connecting rod away from the sleeve pipe is connected with a disc, a conical plug is installed on the upper side of the disc, the conical plug is movably abutted with the lower end of the material discharging pipe, and the bottom diameter of the conical plug is larger than the diameter of the material discharging pipe.

[0011] Preferably, a pin is fixedly embedded in the center of the lower end of the conical plug, the pin penetrates through the disc, a spring is movably sleeved on the outer side of the pin, and the spring can drive the conical plug to move upward.

[0012] Preferably, the two ends of the spring are movably abutted with the disc and the conical plug respectively, a top rod is fixedly embedded in the center of the upper end of the conical plug, the top rod is in circular cross section structure, and a hemispherical part is arranged on the upper end of the top rod.

[0013] Preferably, the driving assembly comprises an impeller rotatably installed in the first conduit, the gas flowing in the first conduit can drive the impeller to rotate, a rotating shaft is fixedly embedded in the center of the impeller, and the rotating shaft penetrates through the material discharging pipe and the first conduit respectively.

[0014] Preferably, the rotating shaft is rotatably connected with the material discharging pipe and the first conduit through a sealing bearing, the sealing bearing can seal the connecting position of the rotating shaft with the material discharging pipe and the first conduit, a cam is fixedly sleeved on the outer side of the rotating shaft in the interior of the material discharging pipe, and the connecting mode between the cam and the top rod is movably abutted.

[0015] Preferably, the left end of the moving hopper is movably abutted with two symmetrically distributed blocking rods, the connecting mode between the blocking rods and the limiting frame is rotatable connection, and the cross section of the blocking rod is in circular structure.

[0016] Compared with the prior art, the utility model has the advantages that:

[0017] The utility model discloses a material blocking structure is installed, the first conduit of material blocking structure is communicated with the air blower, and the airflow is discharged through a plurality of air outlet pipes, and the airflow is discharged through a plurality of air outlet pipes, and the air screen is formed on the outer side of the material discharging pipe, which is beneficial to avoiding that the plastic dust spreads in the processing workshop with air when the broken mixed raw materials are discharged from the material discharging pipe.

[0018] The utility model discloses a drive assembly and blocking material structure are installed, and the gas that flows in the guide pipe no. 1 drives the rotation of impeller and cam in the drive assembly, and the rotation of cam cooperates with the spring in the blocking material structure, can drive the up-down reciprocating movement of the conical plug, is favorable to the dispersion of raw materials to the edge of the mobile hopper, is favorable to preventing the raw materials from accumulating in the center of the mobile hopper, avoids the need of the raw materials in the mobile hopper to be scattered to all around in the later period. BRIEF DESCRIPTION OF DRAWINGS

[0019] Figure 1 It is the whole schematic diagram of the utility model;

[0020] Figure 2 It is the split schematic diagram of mobile hopper and spacing frame of the utility model;

[0021] Figure 3 It is the connection schematic diagram of dust blocking structure, blocking material structure and drive assembly of the utility model;

[0022] Figure 4 It is the side sectional schematic diagram of discharge pipe and guide pipe of the utility model;

[0023] Figure 5 It is the connection schematic diagram of drive assembly and blocking material structure of the utility model;

[0024] Figure 6 It is the bottom side schematic diagram of blocking material structure of the utility model.

[0025] In the drawing: 1, mixed broken jar;2, discharge pipe;3, mobile hopper;4, spacing frame;5, dust blocking structure;501, guide pipe no. 1;502, U-shaped pipe;503, guide pipe no. 2;504, air outlet pipe;6, blocking material structure;601, sleeve;602, bent connecting rod;603, disc;604, conical plug;605, pin rod;606, spring;607, jacking rod;7, drive assembly;701, impeller;702, rotating shaft;703, cam;8, blocking rod. DETAILED DESCRIPTION

[0026] The technical scheme in the embodiments of the utility model will be described clearly and completely below in conjunction with the drawings of the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by the person skilled in the art without creative labor fall within the scope of the utility model. EMBODIMENT

[0027] Please refer to Figure 1 、 Figure 2The utility model provides a kind of mixing device for filter membrane processing, including mixing and crushing tank 1, the lower end of mixing and crushing tank 1 is fixedly installed with the discharge pipe 2 being communicated with each other, the lower side of discharge pipe 2 is provided with mobile hopper 3, further including the limiting frame 4 installed on the outer side of mobile hopper 3, limiting frame 4 is used to position mobile hopper 3;Dustproof structure 5 is used to prevent plastic dust from spreading in processing workshop, dustproof structure 5 is installed on the outer side of limiting frame 4;Material blocking structure 6 is used to disperse the filter membrane processing raw materials after mixing and crushing, material blocking structure 6 is installed on the lower end of discharge pipe 2;Driving assembly 7 is used to connect dustproof structure 5 and material blocking structure 6, driving assembly 7 is installed between dustproof structure 5 and material blocking structure 6.

[0028] Please refer to Figure 2 Dustproof structure 5 includes duct one 501 being communicated with air blower, the outer side of limiting frame 4 is fixedly installed with U-shaped pipe 502, duct two 503 is installed between duct one 501 and U-shaped pipe 502, duct two 503 is vertically installed, U-shaped pipe 502 is communicated with duct one 501 through duct two 503, duct one 501 is fixedly connected with limiting frame 4 through support seat, two exhaust air pipes 504 are fixedly installed on the outer side of U-shaped pipe 502, and exhaust air pipe 504 penetrates limiting frame 4.

[0029] The working principle that can avoid that plastic dust spreads in workshop is as follows: when the raw materials after mixing and crushing are discharged from discharge pipe 2, air blower operates, airflow enters U-shaped pipe 502 through duct one 501 and duct two 503, and finally is discharged through multiple exhaust air pipes 504, multiple exhaust air pipes 504 discharge airflow, and wind screen is formed on the outer side of discharge pipe 2 and the upper end of mobile hopper 3, which is beneficial to block plastic dust from spreading in processing workshop when the raw materials are discharged from discharge pipe 2. Embodiment

[0030] Please refer to Figure 3 The embodiment is further illustrated to embodiment one, material blocking structure 6 includes sleeve 601 fixedly sleeved on the outer side of discharge pipe 2, multiple circumferentially equidistantly distributed bending connecting rods 602 are fixedly installed on the outer side of sleeve 601, the shape of bending connecting rod 602 is C-shaped, disc 603 is connected to the end away from sleeve 601 of bending connecting rod 602, conical plug 604 is installed on the upper side of disc 603, and conical plug 604 is movably abutted with the lower end port of discharge pipe 2, the diameter of the bottom of conical plug 604 is greater than the diameter of discharge pipe 2.

[0031] Please refer to Figure 3The lower end center of the conical plug 604 is fixedly embedded with a pin rod 605, the pin rod 605 penetrates the disc 603, the outer side of the pin rod 605 movably sheaths a spring 606, the spring 606 can drive the conical plug 604 to move upwards, the two ends of the spring 606 movably abut against the disc 603 and the conical plug 604 respectively, the upper end center of the conical plug 604 is fixedly embedded with a top rod 607, the section shape of the top rod 607 is circular, and the upper end of the top rod 607 is provided with a hemispherical part.

[0032] Please refer to Figure 3 The driving assembly 7 comprises an impeller 701 rotatably installed in the inside of the first guide pipe 501, the gas flowing in the first guide pipe 501 can drive the impeller 701 to rotate, the center of the impeller 701 is fixedly embedded with a rotating shaft 702, the rotating shaft 702 penetrates the discharge pipe 2 and the first guide pipe 501 respectively, the rotating shaft 702 is rotatably connected with the discharge pipe 2 and the first guide pipe 501 through a sealing bearing, the sealing bearing can seal the connection between the rotating shaft 702 and the discharge pipe 2 and the first guide pipe 501, the outer side of the rotating shaft 702 is fixedly sheathed with a cam 703 in the inside of the discharge pipe 2, and the connection between the cam 703 and the top rod 607 is movably abutting.

[0033] In the embodiment, the gas flowing in the first guide pipe 501 drives the impeller 701 to rotate, the impeller 701 drives the cam 703 to rotate through the rotating shaft 702, the cam 703 drives the top rod 607 and the conical plug 604 to move downwards through the hemispherical part of the top rod 607 in the process of rotating, when the convex part of the cam 703 rotates away from the top rod 607, the conical plug 604 moves upwards under the driving of the spring 606, and the discharge pipe 2 is blocked, after the conical plug 604 moves downwards, the lower end of the discharge pipe 2 is in an open state, and part of the raw materials slide along the outer wall of the conical plug 604 and fall into the moving hopper 3, so that when the discharge pipe 2 discharges the raw materials, the conical plug 604 can diffuse the raw materials, the raw materials are uniformly distributed in the moving hopper 3, and displacement of the raw materials in the moving hopper 3 is avoided, so that the raw materials in the moving hopper 3 need to be dispersed to the surrounding in the later period. Embodiment

[0034] Please refer to Figure 2 The embodiment further illustrates other embodiments, the left end of the moving hopper 3 movably abuts against two symmetrically distributed blocking rods 8, the connection between the blocking rods 8 and the limiting frame 4 is rotatable connection, and the section shape of the blocking rod 8 is circular.

[0035] In the embodiment, when the moving hopper 3 is moved into the limiting frame 4, the person rotates the two blocking rods 8, so that the blocking rods 8 are blocked on the left side of the moving hopper 3, and displacement of the moving hopper 3 in the process of receiving materials can be effectively avoided.

[0036] It is to be noted that, in the present document, relational terms such as first and second and the like can be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Moreover, the terms "comprises", "comprising", or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process or method that comprises a list of elements does not include only those elements but can include other elements not expressly listed or inherent to such process or method.

[0037] While embodiments of the present application have been shown and described with reference to particular embodiments thereof, it will be understood by those skilled in the art that various changes in form and details can be made therein without departing from the spirit and scope of the present application as defined by the appended claims and their equivalents.

Claims

1. A mixing device for filter membrane processing, comprising a mixing and crushing tank (1), wherein a discharge pipe (2) communicating with the lower end of the mixing and crushing tank (1) is fixedly installed therewith, and a movable hopper (3) is provided on the lower side of the discharge pipe (2), characterized in that, Also includes: A limiting frame (4) is installed on the outside of the mobile hopper (3), and the limiting frame (4) is used to position the mobile hopper (3); A dust-blocking structure (5) is used to prevent plastic dust from spreading in the processing workshop. The dust-blocking structure (5) is installed on the outside of the limiting frame (4). The baffle structure (6) is used to disperse the crushed and mixed raw materials for filter membrane processing. The baffle structure (6) is installed at the lower end of the discharge pipe (2). A drive assembly (7) is used to connect the dust-blocking structure (5) and the material-blocking structure (6), and the drive assembly (7) is installed between the dust-blocking structure (5) and the material-blocking structure (6).

2. The mixing device for filter membrane processing according to claim 1, characterized in that: The dust-blocking structure (5) includes a first conduit (501) connected to the blower, a U-shaped tube (502) fixedly installed on the outside of the limiting frame (4), and a second conduit (503) installed between the first conduit (501) and the U-shaped tube (502).

3. The mixing device for filter membrane processing according to claim 2, characterized in that: The U-shaped tube (502) is connected to the first conduit (501) through the second conduit (503). Two exhaust pipes (504) are fixedly installed on the outside of the U-shaped tube (502), and the exhaust pipes (504) pass through the limiting frame (4).

4. The mixing device for filter membrane processing according to claim 1, characterized in that: The material blocking structure (6) includes a sleeve (601) fixedly sleeved on the outside of the discharge pipe (2), and a plurality of bent connecting rods (602) distributed circumferentially are fixedly installed on the outside of the sleeve (601).

5. The mixing device for filter membrane processing according to claim 4, characterized in that: The bent connecting rod (602) is connected to a disc (603) at one end away from the sleeve (601). A conical plug (604) is installed on the upper side of the disc (603), and the conical plug (604) is in movable contact with the lower end of the discharge pipe (2).

6. The mixing device for filter membrane processing according to claim 5, characterized in that: A pin (605) is fixedly embedded at the lower center of the conical plug (604), and the pin (605) passes through the disc (603). A spring (606) is movably sleeved on the outside of the pin (605).

7. A mixing device for filter membrane processing according to claim 6, characterized in that: The two ends of the spring (606) are respectively in contact with the disc (603) and the conical plug (604). A top rod (607) is fixedly embedded at the center of the upper end of the conical plug (604), and a hemispherical part is provided at the upper end of the top rod (607).

8. A mixing device for filter membrane processing according to claim 2, characterized in that: The drive assembly (7) includes an impeller (701) rotatably installed inside the first conduit (501), and a rotating shaft (702) is fixedly embedded in the center of the impeller (701). The rotating shaft (702) passes through the discharge pipe (2) and the first conduit (501) respectively.

9. A mixing device for filter membrane processing according to claim 8, characterized in that: The rotating shaft (702) is rotatably connected to the discharge pipe (2) and the first conduit (501) respectively through sealed bearings. A cam (703) is fixedly sleeved on the outside of the rotating shaft (702) inside the discharge pipe (2). The connection between the cam (703) and the push rod (607) is a movable abutment.

10. A mixing device for filter membrane processing according to claim 1, characterized in that: The left end of the movable hopper (3) is movably abutted against two symmetrically distributed baffles (8), and the connection between the baffles (8) and the limiting frame (4) is a rotatable connection.

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