Recycling device for pneumatic conveying exhaust

Abstract

The utility model belongs to the technical field of corn starch processing and production, and particularly relates to a cyclic utilization device for pneumatic conveying exhaust, which comprises a stock bin main body and an exhaust hood body arranged on the surface of the stock bin main body, and further comprises a cleaning component arranged in the exhaust hood body, the surface of the filter cover is easily blocked after long-time use, the impact ball mounted at one end of the guide rod impacts the filter cover by pulling the guide rod, so that the filter cover vibrates, materials on the surface of the filter cover are shaken off, the smooth exhaust effect is guaranteed, the structure is simple, use is convenient, the cleaning effect is good, and the stable assembly is matched. A guide block is installed on the surface of a guide rod, the guide rod is inserted into a limiting sleeve, a guide groove matched with the guide block is formed in the limiting sleeve, the guide block is clamped in the guide groove formed in the limiting sleeve, the pulling position of the guide rod can be limited, and the stabilizing effect of the guide rod in the using process is further enhanced.

Description

Technical Field

[0001] The utility model belongs to the technical field of corn starch processing and production, and in particular relates to a pneumatic conveying exhaust gas recycling device. Background Art

[0002] During the production and processing of corn starch, most of the finished products after drying are transported evenly by pneumatic conveying. However, after pneumatic conveying and solid-gas separation, the tail gas generated must be purified and treated to meet the standards before it can be discharged in a centralized manner.

[0003] After checking, the disclosure (announcement) number: CN217795156U discloses an exhaust filter device for pneumatic conveying of normal pressure equipment. This technology discloses "an exhaust filter device for pneumatic conveying of normal pressure equipment, including a silo, a pneumatic conveying port is opened on the surface of the silo and connected to the inside of the silo, and an exhaust filter device is arranged on the silo, and the exhaust filter device includes: an exhaust component, and the exhaust component is connected to the inside and outside of the silo at the same time; and also includes a filter component, and the filter component is arranged corresponding to the exhaust component, and acts on the gas discharged from the inside of the silo to the outside of the silo through the exhaust component and other technical contents, and discloses the exhaust filter device for pneumatic conveying of normal pressure equipment, which can discharge the gas in the silo by setting the exhaust filter device and connecting the exhaust component inside and outside the silo, and at the same time, the gas can be filtered by the filter component to ensure that the gas does not carry materials and other technical effects".

[0004] Although this design can filter the gas to ensure that no material is entrained in the gas, in actual use, this design will cause blockage when the gas mixed with materials passes through the filter device during the exhaust process, resulting in unsmooth exhaust, and the surface material needs to be cleaned in time.

[0005] In order to solve the above problems, the present application proposes a pneumatic conveying exhaust gas recycling device. Utility Model Content

[0006] In order to solve the problems raised in the above background technology, the utility model provides a pneumatic conveying exhaust gas recycling device, which has the characteristics of convenient material cleaning and good filtering effect.

[0007] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a pneumatic conveying exhaust gas recycling device, comprising a silo body and an exhaust hood installed on the surface of the silo body, and also comprising a cleaning component arranged in the exhaust hood;

[0008] The cleaning assembly includes a filter cover installed in the exhaust cover body, an external tube installed on the surface of the exhaust cover body by bolts, and a guide rod symmetrically inserted into a socket opened on the surface of the exhaust cover body. An impact ball is installed at one end of the guide rod that passes through the exhaust cover body, and the impact ball abuts against the filter cover.

[0009] As a preferred embodiment of the pneumatic conveying exhaust gas recycling device of the utility model, the surface of the filter cover is provided with a plurality of groups of unevenly distributed fine through holes.

[0010] As a preferred embodiment of the pneumatic conveying exhaust gas recycling device of the utility model, a detachable cotton fiber honeycomb filter block is installed inside the filter cover.

[0011] As a preferred device for recycling pneumatic conveying exhaust gas of the utility model, a limiting plate is installed on the surface of the guide rod, and a spring is sleeved on the surface of the guide rod, one end of the spring is connected to the surface of the limiting plate, and the other end of the spring is connected to the inner wall of the exhaust hood.

[0012] As a preferred embodiment of the pneumatic conveying exhaust gas recycling device of the utility model, the guide rod is located at one end of the exhaust hood body and a pull rod is installed.

[0013] As a preferred device for recycling pneumatic conveying exhaust gas of the utility model, it also includes a stabilizing component arranged on the surface of the exhaust hood body, the stabilizing component includes a guide block symmetrically installed on the surface of the guide rod and a limit sleeve symmetrically installed on the surface of the exhaust hood body, the inner wall of the limit sleeve is provided with a guide groove adapted to the guide block, the guide rod passes through the limit sleeve and slides in the limit sleeve.

[0014] Compared with the prior art, the beneficial effects of the utility model are:

[0015] The filter element is convenient for use and can be used to filter the filter element in a controlled manner, thereby ensuring that the filter element is kept away from dust and dirt. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] The accompanying drawings are used to provide a further understanding of the present invention and constitute a part of the specification. Together with the embodiments of the present invention, they are used to explain the present invention and do not constitute a limitation of the present invention. In the accompanying drawings:

[0017] Figure 1 It is a structural schematic diagram of the utility model;

[0018] Figure 2 It is a schematic diagram of the overall structure of the utility model;

[0019] Figure 3 This is the position installation diagram of the cotton fiber honeycomb filter block of the utility model;

[0020] Figure 4 It is a cross-sectional structural schematic diagram of the guide block in the utility model;

[0021] In the figure: 1. Bin body; 11. Exhaust hood;

[0022] 2. Cleaning assembly; 21. Filter cover; 22. External pipe; 23. Guide rod; 24. Impact ball; 25. Limit plate; 26. Spring; 27. Pull rod; 28. Cotton fiber honeycomb filter block; 3. Stabilizing assembly; 31. Guide block; 32. Limit sleeve. DETAILED DESCRIPTION

[0023] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0024] Example 1

[0025] like Figure 1-Figure 4 As shown;

[0026] A pneumatic conveying exhaust gas recycling device comprises a silo body 1 and an exhaust hood body 11 installed on the surface of the silo body 1.

[0027] In this embodiment: After checking the public (announcement) number: CN217795156U discloses an exhaust filter device for pneumatic conveying of normal pressure equipment. This technology discloses "an exhaust filter device for pneumatic conveying of normal pressure equipment, including a silo, a pneumatic conveying port is opened on the surface of the silo and connected to the inside of the silo, an exhaust filter device is arranged on the silo, and the exhaust filter device includes: an exhaust component, the exhaust component is connected to the inside of the silo and the outside of the silo at the same time; and also includes a filter component, the filter component is arranged corresponding to the exhaust component, and acts on the gas discharged from the inside of the silo to the outside of the silo through the exhaust component, and the technical contents such as the exhaust filter device for pneumatic conveying of normal pressure equipment are disclosed, which can By setting an exhaust filter device, the gas in the silo is discharged through the exhaust components connected to the inside and outside of the silo, and the gas can be filtered by the filter component at the same time to ensure that the gas does not carry materials and other technical effects. "Although the design can filter the gas and ensure that the gas does not carry materials, this design will cause blockage when passing through the filter device during the exhaust process, resulting in unsmooth exhaust and the need to clean the surface materials in time. In view of actual use, this problem is obviously a real problem that exists and is difficult to solve. Therefore, in order to solve this technical problem, a cleaning component 2 and a stabilizing component 3 are added to this application document.

[0028] More specifically:

[0029] like Figure 1 , Figure 2 , Figure 3 and Figure 4 As shown;

[0030] In combination with the above content, it also includes a cleaning component 2 arranged in the exhaust hood 11, the cleaning component 2 includes a filter cover 21 installed in the exhaust hood 11, an external pipe 22 installed on the surface of the exhaust hood 11 by bolts, and a guide rod 23 symmetrically inserted into the socket opened on the surface of the exhaust hood 11, and one end of the guide rod 23 passing through the exhaust hood 11 is installed with an impact ball 24, and the impact ball 24 abuts against the filter cover 21.

[0031] In the present embodiment: by setting up a cleaning component 2, the tail gas of the conveyed material will pass through the filter cover 21 in the exhaust cover body 11 when discharged to separate the material mixed in the gas from the gas, and the gas will be discharged through the external pipe 22. After long-term use, the surface of the filter cover 21 is prone to blockage. By pulling the guide rod 23, the impact ball 24 installed at one end of the guide rod 23 hits the filter cover 21, causing the filter cover 21 to vibrate, thereby shaking off the material on the surface of the filter cover 21, thereby ensuring the smooth exhaust effect.

[0032] It should be noted that: the surface of the filter cover 21 is provided with a plurality of groups of unevenly distributed fine through holes.

[0033] It should be noted that a detachable cotton fiber honeycomb filter block 28 is installed inside the filter cover 21, which can filter the filtered gas again, thereby further improving the filtering effect.

[0034] In an optional embodiment, a limit plate 25 is installed on the surface of the guide rod 23, and a spring 26 is sleeved on the surface of the guide rod 23. One end of the spring 26 is connected to the surface of the limit plate 25, and the other end of the spring 26 is connected to the inner wall of the exhaust hood 11.

[0035] In this embodiment: by installing a limit plate 25 on the guide rod 23, the pulling range of the guide rod 23 can be limited, and the tension of the spring 26 sleeved on the guide rod 23 can increase the power of the guide rod 23 to rebound after the pulling process, so that the impact ball 24 hits the filter cover 21 to vibrate it, thereby cleaning the material on the surface of the filter cover 21.

[0036] In an optional embodiment, a pull rod 27 is installed at one end of the guide rod 23 located at the exhaust hood body 11 .

[0037] In this embodiment, a pull rod 27 is installed at one end of the guide rod 23 to facilitate operators to pull the guide rod 23 to shake off the materials on the surface of the filter cover 21 .

[0038] Going further:

[0039] like Figure 1 , Figure 2 , Figure 3 and Figure 4 As shown;

[0040] In combination with the above content, it also includes a stabilizing component 3 arranged on the surface of the exhaust hood body 11, the stabilizing component 3 includes a guide block 31 symmetrically installed on the surface of the guide rod 23 and a limit sleeve 32 symmetrically installed on the surface of the exhaust hood body 11, the inner wall of the limit sleeve 32 is provided with a guide groove adapted to the guide block 31, the guide rod 23 passes through the limit sleeve 32, and slides in the limit sleeve 32.

[0041] In this embodiment: and in conjunction with the stabilizing component 3, by installing a guide block 31 on the surface of the guide rod 23, and inserting the guide rod 23 into the inside of the limiting sleeve 32, by opening a guide groove matched with the guide block 31 in the limiting sleeve 32, the guide block 31 is clamped in the guide groove opened in the limiting sleeve 32, the pulling position of the guide rod 23 can be limited, and the stabilizing effect of the guide rod 23 during use is further enhanced.

[0042] The working principle and use process of the utility model are as follows: by setting a cleaning component 2, the tail gas of the conveyed material will pass through the filter cover 21 in the exhaust cover body 11 when discharged to separate the material mixed in the gas from the gas, and the gas will discharge the filtered gas through the external pipe 22. After long-term use, the surface of the filter cover 21 is prone to blockage. By pulling the guide rod 23, the impact ball 24 installed at one end of the guide rod 23 hits the filter cover 21, causing the filter cover 21 to vibrate, thereby shaking off the material on the surface of the filter cover 21, ensuring the smooth exhaust effect, and by installing a detachable cotton fiber honeycomb filter block 28 inside the filter cover 21, the filtered gas can be filtered again, and the filtering effect is further improved. By installing a limit plate 25 on the guide rod 23, the guide rod 2 3 is limited, and the tension of the spring 26 sleeved on the guide rod 23 can increase the rebound power of the guide rod 23 after the pulling process, so that the impact ball 24 hits the filter cover 21 to vibrate it, and the material on the surface of the filter cover 21 is cleaned, and a pull rod 27 is installed at one end of the guide rod 23 to facilitate the operator to pull the guide rod 23 to shake off the material on the surface of the filter cover 21, and cooperate with the stabilizing component 3, by installing a guide block 31 on the surface of the guide rod 23, and inserting the guide rod 23 into the inside of the limiting sleeve 32, by opening a guide groove matched with the guide block 31 in the limiting sleeve 32, and clamping the guide block 31 in the guide groove opened in the limiting sleeve 32, the pulling position of the guide rod 23 can be limited, and the stabilizing effect of the guide rod 23 during use is further enhanced.

[0043] Finally, it should be noted that the above description is only a preferred embodiment of the utility model and is not intended to limit the utility model. Although the utility model is described in detail with reference to the above embodiments, those skilled in the art can still modify the technical solutions recorded in the above embodiments or replace some of the technical features therein by equivalents. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the utility model shall be included in the protection scope of the utility model.

Claims

1. A pneumatic conveying exhaust gas recycling device, comprising a silo body (1) and an exhaust hood (11) mounted on the surface of the silo body (1), characterized in that: It also includes a cleaning assembly (2) disposed in the exhaust hood (11); The cleaning assembly (2) comprises a filter cover (21) installed in the exhaust cover body (11), an external pipe (22) installed on the surface of the exhaust cover body (11) by means of bolts, and a guide rod (23) symmetrically inserted into a plug hole provided on the surface of the exhaust cover body (11), and an impact ball (24) is installed at one end of the guide rod (23) passing through the exhaust cover body (11), and the impact ball (24) abuts against the filter cover (21).

2. The pneumatic conveying exhaust gas recycling device according to claim 1 is characterized in that: The surface of the filter cover (21) is provided with a plurality of groups of unevenly distributed fine through holes.

3. The pneumatic conveying exhaust gas recycling device according to claim 1 is characterized in that: A detachable cotton fiber honeycomb filter block (28) is installed inside the filter cover (21).

4. The pneumatic conveying exhaust gas recycling device according to claim 1 is characterized in that: A limit plate (25) is installed on the surface of the guide rod (23), and a spring (26) is sleeved on the surface of the guide rod (23). One end of the spring (26) is connected to the surface of the limit plate (25), and the other end of the spring (26) is connected to the inner wall of the exhaust cover (11).

5. The pneumatic conveying exhaust gas recycling device according to claim 1 is characterized in that: A pull rod (27) is installed at one end of the guide rod (23) located on the exhaust hood (11).

6. The pneumatic conveying exhaust gas recycling device according to claim 1 is characterized in that: The invention also comprises a stabilizing component (3) arranged on the surface of the exhaust hood (11), wherein the stabilizing component (3) comprises a guide block (31) symmetrically mounted on the surface of the guide rod (23) and a limit sleeve (32) symmetrically mounted on the surface of the exhaust hood (11), wherein the inner wall of the limit sleeve (32) is provided with a guide groove matched with the guide block (31), and the guide rod (23) passes through the limit sleeve (32) and slides in the limit sleeve (32).

Images