Filtering device of vacuum suction machine

Abstract

The utility model relates to a vacuum suction machine filtering device which comprises a shell, the top of the shell is closed, the bottom of the shell is open, an air pipe is connected to the middle of the top side of the shell, a ventilation structure is arranged in the side wall of the shell, and a filter element structure is arranged on the inner wall of the shell. The filter element structure comprises an inner expanding groove, a central filter pipe, an upper positioning ring, an upper fixing ring and filter paper. The utility model relates to the technical field of rice processing. According to the filtering device of the vacuum suction machine, during cleaning, the filter paper is detached from the upper positioning ring through the sealing piece, the filter paper can be rapidly detached to be cleaned, after cleaning is completed, the upper fixing ring and the upper positioning ring are in threaded connection, then the filter paper can be rapidly installed back, and in addition, the center filter pipe can be directly pulled out to be cleaned; and after cleaning is completed, the inner expansion groove is clamped, and the effect of quick disassembly, cleaning and assembly is achieved.

Description

TECHNICAL FIELD

[0001] The utility model relates to the technical field of rice processing, especially to a vacuum suction machine filter device. BACKGROUND

[0002] In order to be able to quickly transport to the next process after crushing or grinding, the vacuum suction machine is generally used for feeding, and the filter is relatively complex in structure, and the vacuum suction machine is used for feeding after the rice processing powder or the crushed material, which is mainly used for filtering air, so that the material after the rice processing crushing or grinding is stored in the feeding barrel, so the commonly used structure is relatively simple, and the filter is used for a certain time, and the filter in the top side of the inside is easy to appear the phenomenon of dust residue or particle residue, at this time, the filter element in the filter needs to be cleaned.

[0003] In the prior art, when the filter in the vacuum suction machine is cleaned, the entire filter needs to be disassembled, then the internal filter element is taken out, and the entire filter element is cleaned, and after the filter element is cleaned, the entire filter is assembled and installed again, and then reinstalled in the inside, which needs to consume a lot of time for disassembly and assembly of the filter, thereby affecting the use of the vacuum suction machine. UTILITY MODEL CONTENTS

[0004] According to the deficiencies in the prior art, the utility model aims to provide a vacuum suction machine filter device, so as to solve the technical problems mentioned in the background art.

[0005] The above technical purpose of the utility model is realized by the following technical scheme:

[0006] A vacuum suction machine filter device, comprising a shell, the top of the shell is closed, the bottom of the shell is open, the top side of the shell is connected with a gas pipe, the inner wall of the shell is provided with a ventilation structure, and the inner wall of the shell is provided with a filter element structure.

[0007] The filter element structure comprises an inner expansion groove, a center filter pipe, an upper positioning ring, an upper fixing ring and filter paper, the inner expansion groove is arranged on the inner circumferential side of the shell, the center filter pipe is connected in the inner expansion groove, the upper positioning ring is fixedly connected to the inner circumferential side top of the center filter pipe, the upper fixing ring is threadedly connected to the inner circumferential side of the upper positioning ring, the filter paper is fixedly connected to the inner circumferential side of the upper fixing ring, and the bottom of the filter paper is connected with a closing piece.

[0008] The utility model discloses in a preferable example can be further configured as: the ventilation structure includes the top groove, the top groove is set up in the top side middle part of the shell, the side of top groove is set up with the communicating groove, the communicating groove extends to the lateral wall of shell, the lateral wall of communicating groove is set up with the air inlet groove, the air inlet groove is communicated with the inside of shell.

[0009] The utility model discloses in a preferable example can be further configured as: the quantity of communicating groove is several, and the annular array distribution is arranged on the inner circumferential side of shell, and the air inlet groove number in each communicating groove is several, and linear array distribution is set up.

[0010] The utility model discloses in a preferable example can be further configured as: the closure includes lower locating ring, the center filter pipe inserts the top side of lower locating ring, the bottom side of filter paper is fixedly connected with the top side of lower locating ring, and lower locating ring is screwed in the inner bottom of shell.

[0011] The utility model discloses in a preferable example can be further configured as: the outer circumferential bottom of lower locating ring is connected with the sealing ring, the top side of sealing ring is connected with the sealing ring, and the bottom wall of shell is set up with the sealing groove, and the top side of sealing ring is opposite with the top side wall of sealing groove.

[0012] Summarized above, the utility model discloses at least one of following beneficial technical effects:

[0013] 1. The vacuum suction machine filter device, when cleaning, the filter paper is detached from the upper locating ring by the closure, and the filter paper can be quickly detached and cleaned. After cleaning, the upper fixed ring and the upper locating ring are screwed, and the device can be quickly installed. In addition, the center filter pipe can be directly pulled out for cleaning. After cleaning, the device is clamped back into the expansion groove, achieving the effect of quick disassembly, cleaning and assembly.

[0014] 2. The vacuum suction machine filter device uses multiple communicating grooves and multiple air inlet grooves. When the vacuum generating mechanism is pumping, it can uniformly pump the inside of the shell. When some rice powder adheres to the filter paper, the position of the single air inlet groove is not blocked, which affects the pumping efficiency and ultimately affects the extraction of the material.

[0015] 3. The vacuum suction machine filter device connects the top of the lower locating ring with the filter paper, and inserts the center filter pipe into the top side of the lower locating ring. When the upper fixed ring and the upper locating ring are screwed, the lower locating ring can be accurately positioned to avoid the filter paper from being skewed. The lower locating ring is screwed to the inside bottom of the shell, and the upper fixed ring and the upper locating ring are screwed at the same time, achieving the effect of double fixation.

[0016] 4. The vacuum suction machine filter device, the top side of the sealing ring is connected with a sealing ring, and a sealing groove is formed in the corresponding position of the bottom side of the shell, so that after the lower positioning ring is threadedly connected with the inner bottom of the shell, the sealing ring abuts against the top side wall of the sealing groove, so that the sealing ring is extruded by the top side wall of the sealing groove, and the sealing ring and the sealing ring can seal the bottom of the shell. BRIEF DESCRIPTION OF DRAWINGS

[0017] In order to more clearly illustrate the technical scheme of the embodiments of the present application, the following will briefly introduce the drawings needed to be used in the embodiment description. Obviously, the drawings in the following description are only some embodiments of the present application, and for those skilled in the art, other drawings can also be obtained from these drawings without creative labor.

[0018] Figure 1 It is a whole structure schematic view of the vacuum suction machine filter device of the present application.

[0019] Figure 2 It is a sectional structure schematic view of the vacuum suction machine filter device of the present application.

[0020] Figure 3 It is a whole structure schematic view of the vacuum suction machine filter device of the present application. Figure 2 It is a bottom structure schematic view of the present application.

[0021] In the figure, 1 is a shell, 2 is an air pipe, 3 is a ventilation structure, 4 is a filter core structure, 5 is an inner expansion groove, 6 is a center filter pipe, 7 is an upper positioning ring, 8 is an upper fixing ring, 9 is filter paper, 10 is a closure, 11 is a top groove, 12 is a communication groove, 13 is an air inlet groove, 14 is a lower positioning ring, 15 is a sealing ring, 16 is a sealing ring, and 17 is a sealing groove. DETAILED DESCRIPTION

[0022] The present application will be further described in detail below in combination with the drawings.

[0023] Embodiment:

[0024] Referring to Figures 1-2 The present application discloses a vacuum suction machine filter device, which comprises a shell 1, the top of the shell 1 is closed, the bottom of the shell 1 is open, the top side of the shell 1 is connected with an air pipe 2, the inner wall of the shell 1 is provided with a ventilation structure 3, and the inner wall of the shell 1 is provided with a filter core structure 4.

[0025] The filter core structure 4 comprises an inner expansion groove 5, a center filter tube 6, an upper positioning ring 7, an upper fixing ring 8 and filter paper 9, the inner expansion groove 5 is arranged on the inner circumferential side of the shell 1, the center filter tube 6 is clamped in the inner expansion groove 5, the upper positioning ring 7 is fixedly connected to the inner circumferential top of the center filter tube 6, the upper fixing ring 8 is threadedly connected to the inner circumferential side of the upper positioning ring 7, the filter paper 9 is fixedly connected to the inner circumferential side of the upper fixing ring 8, and the bottom of the filter paper 9 is connected with a closing piece 10.

[0026] In the embodiment, the air pipe 2 in the vacuum suction machine is observed. Figure 1 When the air pipe 2 is used to connect the vacuum generating mechanism in the vacuum suction machine, the vacuum generating mechanism can suck air through the air pipe 2 when inhaling, so that the material cylinder in the suction machine forms negative pressure, and the external rice powder is adsorbed;

[0027] In the embodiment, the filter core mechanism in the vacuum suction machine is observed. Figure 2 When the vacuum generating mechanism sucks air, the air pipe 2 in the vacuum suction machine is observed.

[0028] The commonly used cleaning method is to reconnect a pipeline from the pipeline of the vacuum generator for air injection, which can be communicated with the air inlet mechanism.

[0029] In the embodiment, the center filter tube 6 in the vacuum suction machine is observed. Figure 2 The center filter tube 6 is used to support the filter paper 9, and a plurality of small holes are arranged on the center filter tube 6 to facilitate the flow of air.

[0030] When the device is disassembled and cleaned, the filter paper 9 is directly disassembled from the upper positioning ring 7 through the closure 10, the filter paper 9 can be quickly disassembled and cleaned, after cleaning, the upper fixing ring 8 is screwed with the upper positioning ring 7, and the filter paper 9 can be quickly installed back, in addition, the central filter pipe 6 can be directly pulled out for cleaning, and after cleaning, the central filter pipe 6 is clamped back into the inner expansion groove 5, so that the effect of quick disassembly, cleaning and assembly is achieved.

[0031] In further preferable embodiments of the present application, as shown in Figure 2 The ventilation structure 3 comprises a top groove 11, the top groove 11 is arranged in the middle part of the top side of the shell 1, the side of the top groove 11 is provided with a communication groove 12, the communication groove 12 extends into the side wall of the shell 1, the side wall of the communication groove 12 is provided with an air inlet groove 13, and the air inlet groove 13 is in communication with the inside of the shell 1.

[0032] In this embodiment, the top groove 11 in the observation Figure 2 When the air pipe 2 is connected with the vacuum generating mechanism, the position of the through groove is subjected to air extraction, then air extraction is performed through the air inlet groove 13, so that the holes at the central filter pipe 6 are subjected to air extraction, and the air inlet groove 13 in the observation Figure 2 The air inlet groove 13 is in communication with the holes on the central filter pipe 6, so that the inside of the shell 1 can be subjected to air extraction, and finally the air in the barrel is extracted to form negative pressure, thereby extracting rice powder from the external material bin.

[0033] In further preferable embodiments of the present application, as shown in Figure 2 The number of the communication grooves 12 is several, and the communication grooves 12 are arranged in an annular array on the inner circumferential side of the shell 1, the number of the air inlet grooves 13 in each communication groove 12 is several, and the air inlet grooves 13 are arranged in a linear array.

[0034] In this embodiment, the air inlet groove 13 and the communication groove 12 in the observation Figure 2 The use of multiple communication grooves 12 and multiple air inlet grooves 13 enables the vacuum generating mechanism to uniformly extract air from the inside of the shell 1 when air extraction is performed, so that when part of the rice powder adheres to the filter paper 9, the position of the single air inlet groove 13 is prevented from being blocked, thereby affecting the air extraction efficiency and ultimately affecting the extraction of the material.

[0035] In further preferable embodiments of the present application, as shown in Figure 2 The closure 10 comprises a lower positioning ring 14, the central filter pipe 6 is inserted into the top side of the lower positioning ring 14, the bottom side of the filter paper 9 is fixedly connected with the top side of the lower positioning ring 14, and the lower positioning ring 14 is screw-connected to the inner bottom of the shell 1.

[0036] In this embodiment, the air inlet groove 13 and the communication groove 12 in the observationFigure 2 When the lower positioning ring 14 is driven to rotate the filter paper 9, the upper fixed ring 8 is screwed with the upper positioning ring 7, and the lower positioning ring 14 is screwed with the inner bottom of the shell 1, so that the upper fixed ring 8 is screwed with the upper positioning ring 7, and the double fixing effect is achieved.

[0037] In the further preferable embodiments of the present application, as shown in Figures 2-3 The outer circumferential side of the lower positioning ring 14 is connected with a sealing ring 15, the top side of the sealing ring 15 is connected with a sealing ring 16, the bottom side wall of the shell 1 is provided with a sealing groove 17, and the top side of the sealing ring 16 is in mutual abutment with the top side wall of the sealing groove 17.

[0038] In the present embodiment, Figure 3 The outer circumferential side of the lower positioning ring 14 is connected with a sealing ring 15, the top side of the sealing ring 15 is connected with a sealing ring 16, the bottom side wall of the shell 1 is provided with a sealing groove 17, and the top side of the sealing ring 16 is in mutual abutment with the top side wall of the sealing groove 17. Figure 2 The top side of the sealing ring 15 is connected with the sealing ring 16, and the sealing groove 17 is provided at the corresponding position of the bottom side of the shell 1, so that the sealing ring 16 is in abutment with the top side wall of the sealing groove 17 after the lower positioning ring 14 is screwed with the inner bottom of the shell 1, so that the sealing ring 16 is extruded by the top side wall of the sealing groove 17, and the sealing ring 15 and the sealing ring 16 can seal the bottom of the shell 1.

[0039] The embodiments of the present application are preferable embodiments of the present application, and are not limited to the protection scope of the present application, so that: any equivalent changes made according to the structure, shape, principle of the present application should be covered within the protection scope of the present application.

Claims

1. A vacuum suction device filter comprising a housing (1), characterized in that, The top of the shell (1) is closed, the bottom of the shell (1) is open, the top side of the shell (1) is connected with the trachea (2), the inner wall of the shell (1) is provided with the ventilation structure (3), and the inner wall of the shell (1) is provided with the filter core structure (4). The filter core structure (4) comprises an inner expansion groove (5), a center filter tube (6), an upper positioning ring (7), an upper fixing ring (8) and a filter paper (9), the inner expansion groove (5) is opened in the inner circumferential side of the shell (1), the center filter tube (6) is connected in the inner expansion groove (5), the upper positioning ring (7) is fixedly connected to the inner circumferential side top of the center filter tube (6), the upper fixing ring (8) is threadedly connected to the inner circumferential side of the upper positioning ring (7), and the filter paper (9) is fixedly connected to the inner circumferential side of the upper fixing ring (8). The bottom of the filter paper (9) is connected with the closure (10).

2. A vacuum suction device according to claim 1, characterized in that The ventilation structure (3) comprises a top groove (11), the top groove (11) is opened in the top side of the shell (1), the side of the top groove (11) is provided with a communication groove (12), the communication groove (12) extends into the side wall of the shell (1), the side wall of the communication groove (12) is provided with an air inlet groove (13), and the air inlet groove (13) is communicated with the inside of the shell (1).

3. A vacuum pick-up device according to claim 2, wherein the filter means comprises a plurality of filter elements. The number of the communication grooves (12) is several, and they are arranged in an annular array on the inner circumferential side of the shell (1). The number of the air inlet grooves (13) in each communication groove (12) is several, and they are arranged in a linear array.

4. A vacuum suction device according to claim 3, wherein The closure (10) comprises a lower positioning ring (14), the center filter tube (6) is inserted into the top side of the lower positioning ring (14), the bottom side of the filter paper (9) is fixedly connected with the top side of the lower positioning ring (14), and the lower positioning ring (14) is threadedly connected to the bottom of the shell (1).

5. A vacuum pick-up device according to claim 4, wherein the filter means comprises a plurality of filter elements. The outer circumferential side bottom of the lower positioning ring (14) is connected with the sealing ring (15), the top side of the sealing ring (15) is connected with the sealing ring (16), the bottom side wall of the shell (1) is provided with the sealing groove (17), and the top side of the sealing ring (16) is in contact with the top side wall of the sealing groove (17).

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