Discharging port dehumidifying and filtering device of bulking machine

Abstract

A vertically-through shield is arranged outside the discharge port of the bulking machine and comprises a vertically-through square pipe, a lower port of the square pipe is in butt joint with an upper port of the shield, the upper port of the square pipe is connected with a dehumidifying pipe, an outlet of the dehumidifying pipe is connected with a dehumidifying fan, and the dehumidifying fan is connected with a filter screen. An upper-layer drawer type filtering assembly and a lower-layer drawer type filtering assembly which are horizontally pushed and pulled in the front-back direction are arranged in the square pipe. According to the utility model, the design is ingenious, the structure is simple, the upper-layer drawer-type filter assembly and the lower-layer drawer-type filter assembly which are vertically arranged at an interval are adopted, the wave filter plate adhered with viscous particles is convenient to replace, the machine is not stopped in the replacement process, the production efficiency is ensured, and meanwhile, the dehumidification effect and the food puffing quality are ensured.

Description

TECHNICAL FIELD

[0001] The utility model belongs to the shanyao powder puffing processing technical field, concretely relates to a kind of puffing machine discharge port dehumidification filtering device. BACKGROUND

[0002] When shanyao powder is expanded by puffing machine, more moisture is generated outside die head at die head discharge port, and rotary cutting device is arranged at die head discharge port of puffing machine, stainless steel shield is arranged outside rotary cutting device to ensure safety, rotary cutting device is completely covered by shield, and shield also has the function of preventing puffing ball (small piece after shanyao powder is extruded and cut by rotary cutting device, called puffing ball) from splashing everywhere and falling into material receiving bin below, air blower is arranged on the side of material receiving bin, and puffing ball enters unloader along air feeding pipe under the blowing of air blower, and then puffing ball falls into cooling air bed, dehumidification pipe is arranged on the upper end of shield, and moisture generated outside discharge port condenses when meeting metal shield, water droplets fall into material receiving hopper, and puffing ball is mutually bonded into group after meeting water, water in group puffing ball cannot be released under the cooling of cooling air bed, and screen is blocked in pulverizer after entering puffing machine, and wet puffing ball group can be adhered to the inner wall of material receiving bin or air feeding pipe until air feeding channel is blocked in serious case, therefore, moisture in shield must be removed in time, and common dehumidification device is arranged on the top of shield, dehumidification filtering hole plate and air extraction pipeline are arranged on circular hole, air extraction pipeline is connected with air extractor by hose, the structure of this dehumidification device is simple, but moisture contains more sticky particles, which can be adhered to the plate between air-permeable hole and hole of filtering plate, and air-permeable hole can be blocked after gathering, air extraction effect is reduced, moisture is difficult to remove, and continuous expansion production cannot be guaranteed, and if filtering plate is cleaned, machine needs to be stopped, and production efficiency is affected. CONTENT OF UTILITY MODEL

[0003] In order to solve the above technical problems in the prior art, the utility model provides a kind of puffing machine discharge port dehumidification filtering device, which can ensure that the moisture generated by puffing ball is sucked in time and the blocked filter plate can be replaced without stopping machine.

[0004] To solve the above technical problems, the utility model adopts the following technical scheme: a puffing machine discharge port dehumidification filtering device is provided, a shield that is permeable up and down is arranged outside the discharge port of the puffing machine, the shield includes a square tube that is permeable up and down, the lower port of the square tube is connected to the upper port of the shield, a dehumidification pipe is connected to the upper port of the square tube, the outlet of the dehumidification pipe is connected to a dehumidification air extractor, and the square tube is provided with an upper drawer-type filter assembly and a lower drawer-type filter assembly that are horizontally pushed and pulled along the front and back directions.

[0005] A upper rectangular hole for passing through the upper drawer-type filter assembly and a lower rectangular hole for passing through the lower drawer-type filter assembly are formed in the front side wall of the square tube, and the upper drawer-type filter assembly and the lower drawer-type filter assembly have the same structure and are arranged vertically;

[0006] The structure of the upper drawer type filter assembly and the lower drawer type filter assembly each comprises a rectangular frame which is vertically and horizontally penetrable, the left and right inner walls of the square tube are respectively provided with support guide strips for supporting the front and back sliding of the rectangular frame, the front side of the rectangular frame is provided with a handle, the back side, the left side and the right side of the inner wall of the rectangular frame are each provided with a support strip plate, the upper side edges of the three support strip plates are lower than the upper side of the lower rectangular frame, and the rectangular frame is internally provided with a wave filter plate which is placed on the three support strip plates.

[0007] The vertical section of the wave filter plate is wavy along the left and right directions, and a plurality of air permeable holes are formed on the wave filter plate, which are formed in the middle and lower parts of the wave filter plate.

[0008] The area of the front side plate of the rectangular frame is greater than that of the rectangular port, and the rear side of the front side plate of the rectangular frame is provided with a sealing strip which is in contact with the front side of the square tube.

[0009] Compared with the prior art, the working principle and the beneficial effects of the utility model are as follows: the upper drawer type filter assembly and the lower drawer type filter assembly are inserted into the square tube between the top air outlet of the protective cover and the dehumidification pipe, one of the upper drawer type filter assembly and the lower drawer type filter assembly is used and the other is reserved, and the two are used alternately, the wave filter plate is arranged in the rectangular frame of the drawer type filter assembly, the bottom and the front and back sides of the wave filter plate are provided with air permeable holes, and the top of the wave filter plate is not provided with air permeable holes, so that the filtering area is greatly increased and the air permeable holes are increased under the condition that the horizontal dimension is unchanged, and the service life of the filter assembly is greatly prolonged. Every time after a period of time, when the wave filter plate of the lower drawer type filter assembly is not good in air permeability, the lower drawer type filter assembly is pulled out without stopping the machine, the wave filter plate of the lower drawer type filter assembly is taken out and replaced with a new one, then the lower drawer type filter assembly is pushed into the square tube to continue to be used, and when the wave filter plate of the lower drawer type filter assembly is replaced more than three times, the air permeability of the upper drawer type filter assembly will also be poor, the upper drawer type filter assembly is pulled out to replace the wave filter plate, and the lower drawer type filter assembly plays a filtering role at this time. Thus, continuous production can be ensured.

[0010] The wave filter plate is placed on the three support strip plates, and the wave filter plate can be taken out by hand, a new wave filter plate is placed on the three support strip plates in the rectangular frame, and the whole replacement process does not exceed 1 minute, so that the replacement is convenient and fast.

[0011] The wave filter plate is placed on the three support strip plates, and the wave filter plate can be taken out by hand, a new wave filter plate is placed on the three support strip plates in the rectangular frame, and the whole replacement process does not exceed 1 minute, so that the replacement is convenient and fast.

[0012] The front side plate area of the rectangular frame is larger than the rectangular port of the front side of the square tube, and a sealing strip is arranged to be attached to the front side of the square tube, so that the rectangular port is sealed, and the negative pressure dehumidification effect is improved.

[0013] In conclusion, the utility model discloses clever design, simple structure adopt upper and lower interval arrangement's upper drawer type filter assembly and lower drawer type filter assembly, conveniently replace the wave filter board of adherent sticky particle, do not stop in the replacement process, ensure production efficiency, guarantee dehumidification effect and food puffing quality simultaneously. BRIEF DESCRIPTION OF DRAWINGS

[0014] Figure 1 It is the structural schematic diagram of the utility model;

[0015] Figure 2 It is Figure 1 The enlarged view of the rectangular frame in it;

[0016] Figure 3 It is Figure 2 The top view of it;

[0017] Figure 4 It is Figure 1 The side view of the wave filter board in it. DETAILED DESCRIPTION

[0018] The embodiment of the utility model will be described in further detail below in combination with the drawings and examples.

[0019] As Figures 1-4 The utility model discloses a puffing machine discharge port dehumidification filter device, the discharge port of the puffing machine is externally provided with a upper and lower through protective cover 1, including upper and lower through square tube 2, the lower end of square tube 2 is docked with the upper end of protective cover 1, and the upper end of square tube 2 is connected with dehumidification pipe 3, and the outlet of dehumidification pipe 3 is connected with dehumidification fan (not shown in the drawing), and square tube 2 is provided with upper drawer type filter assembly 4 and lower drawer type filter assembly 5 which are horizontally pushed and pulled along the front and back directions.

[0020] The front side wall of square tube 2 is provided with upper rectangular port for passing through upper drawer type filter assembly 4 and lower rectangular port for passing through lower drawer type filter assembly 5, and upper drawer type filter assembly 4 and lower drawer type filter assembly 5 are the same structure and are arranged in upper and lower intervals;

[0021] The structure of upper drawer type filter assembly 4 and lower drawer type filter assembly 5 all includes upper and lower through rectangular frame 6, and the left side and the right side of the inner wall of square tube 2 are respectively provided with support guide strip 7 for supporting the front and back sliding of rectangular frame 6, the front side of rectangular frame 6 is provided with handle 8, the rear side, the left side and the right side of the inner wall of rectangular frame 6 are all provided with support strip plate 9, the upper side of three support strip plates 9 is lower than the upper side of lower rectangular frame 6, and rectangular frame 6 is provided with wave filter board 10 placed on three support strip plates 9.

[0022] The wave filter plate 10 is vertically cross-sectioned in a wave shape along the left-right direction, and a plurality of air permeable holes 11 are formed in the wave filter plate 10, which are formed in the middle and lower portions of the wave filter plate 10.

[0023] The front side plate area of the rectangular frame 6 is greater than the rectangular port, and the rear side of the front side plate of the rectangular frame 6 is provided with a sealing strip 12 in contact with the front side of the square tube 2.

[0024] The working principle of the utility model and the beneficial effects thereof are as follows: the upper drawer type filter assembly 4 and the lower drawer type filter assembly 5 are inserted into the square tube 2 between the top air outlet of the protective cover 1 and the dehumidification pipe 3, the upper drawer type filter assembly 4 and the lower drawer type filter assembly 5 are used alternately, the wave filter plate 10 is arranged in the rectangular frame 6 of the drawer type filter assembly, the wave filter plate 10 is provided with air permeable holes 11 at the bottom and the front and rear sides, and the top is not provided with air permeable holes 11, so that the filtering area is greatly increased under the condition that the horizontal dimension is unchanged, the air permeable holes 11 are increased, and the service life of the filter assembly is greatly prolonged. After a period of time, when the air permeability of the wave filter plate 10 of the lower drawer type filter assembly 5 is poor, the machine does not need to be stopped, the hand pull 8 is pulled, and the lower drawer type filter assembly 5 is pulled out, at this time, the upper drawer type filter assembly 4 plays a filtering role, the wave filter plate 10 of the lower drawer type filter assembly 5 is removed and replaced with a new wave filter plate 10, and then the lower drawer type filter assembly 5 is pushed back into the square tube 2 for continuous use. After the lower drawer type filter assembly 5 is replaced more than three times, the air permeability of the upper drawer type filter assembly 4 will also be poor, the upper drawer type filter assembly 4 is pulled out for replacement of the wave filter plate 10, and at this time, the lower drawer type filter assembly 5 plays a filtering role. In this way, continuous production can be ensured.

[0025] The wave filter plate 10 is placed on the three support strip plates 9, and can be taken out by hand, a new wave filter plate 10 is placed on the three support strip plates 9 in the rectangular frame 6, and the whole replacement process does not exceed 1 minute, so that replacement is convenient and fast.

[0026] The wave filter plate 10 is not provided with air permeable holes 11 at the top, which prevents more difficult-to-clean agglomerates adhered to the lower surface of the horizontal top from easily blocking the air permeable holes 11. The replaced wave filter plate 10 can be used after being soaked in water for about twenty minutes, and the adhered yam powder can be washed clean with clean water, so that cleaning is convenient. In order to prevent condensation caused by low temperature after the newly replaced wave filter plate 10 is inserted into the square tube 2, the new wave filter plate 10 is generally preheated by being placed above the puffing machine heating cavity before replacement.

[0027] The front side plate area of the rectangular frame 6 is greater than the rectangular port of the front side of the square tube, and the sealing strip 12 is arranged in contact with the front side of the square tube 2, so that the rectangular port can be sealed, and the negative pressure dehumidification effect is improved.

[0028] The above examples illustrate the basic principles and characteristics of the present application, but the above only illustrates the preferred embodiments of the present application, and is not limited by the described embodiments. Those skilled in the art can make many forms of deformation and improvement under the inspiration of the present patent without departing from the purpose of the present application and the scope protected by the claims, which all belong to the protection scope of the present application. Therefore, the present application patent and the protection scope should be subject to the appended claims.

Claims

1. A wet extraction filtering device for the discharge outlet of an extruder, the discharge outlet of the extruder being provided with an upper and lower through shroud, characterized in that: The square tube is vertically penetrated, the lower end of the square tube is connected with the upper end of the cover, the upper end of the square tube is connected with the dehumidification pipe, the outlet of the dehumidification pipe is connected with the dehumidification fan, and the square tube is internally provided with the upper-layer drawer-type filter assembly and the lower-layer drawer-type filter assembly which are horizontally pushed and pulled along the front-rear direction.

2. The extruder outlet dehumidifying filter device according to claim 1, characterized in that: The front side wall of the square tube is provided with the upper rectangular port for passing through the upper-layer drawer-type filter assembly and the lower rectangular port for passing through the lower-layer drawer-type filter assembly, and the upper-layer drawer-type filter assembly and the lower-layer drawer-type filter assembly are the same in structure and are arranged in a vertical interval. The structure of the upper-layer drawer-type filter assembly and the lower-layer drawer-type filter assembly both comprises a vertically penetrated rectangular frame, the left side and the right side of the inner wall of the square tube are respectively provided with the support guide strips for supporting the front-rear sliding of the rectangular frame, the front side of the rectangular frame is provided with a handle, the back side, the left side and the right side of the inner wall of the rectangular frame are all provided with the support strip plates, the upper side of the three support strip plates is lower than the upper side of the lower rectangular frame, and the rectangular frame is internally provided with the wave filter plate placed on the three support strip plates.

3. The extruder outlet dehumidifying filter device according to claim 1, characterized in that: The vertical section of the wave filter plate is wavy along the left-right direction, a plurality of air-permeable holes are formed on the wave filter plate, and the air-permeable holes are formed in the middle and lower parts of the wave filter plate.

4. The extruder die head dehumidifying filter apparatus according to claim 1, wherein: The front side plate area of the rectangular frame is greater than the rectangular port, and the rear side of the front side plate of the rectangular frame is provided with the sealing strip which is in contact with the front side of the square tube.

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