Double-charging-barrel pneumatic conveying device capable of controlling flow

Abstract

The utility model discloses a double-charging-barrel pneumatic conveying device capable of controlling flow, and belongs to the technical field of material conveying. A double-charging-barrel pneumatic conveying device capable of controlling flow comprises an integrated material box and a transferring charging barrel, and is characterized in that an air supply material opening is formed in the top of the integrated material box, two output material openings are formed in one side of the integrated material box, the transferring charging barrel is connected with the integrated material box through the output material openings, a discharging valve is arranged on one side of the transferring charging barrel, and a discharging valve is arranged on the other side of the transferring charging barrel. And a feeding valve is arranged on the other side of the transfer charging barrel. The pneumatic conveying cylinder aims to solve the problems that airflow pressure and flow need to be reduced when an existing pneumatic conveying cylinder adjusts the flow, materials in a pipe cannot be efficiently conveyed along with reduction of the airflow pressure, and therefore deposition and blockage occur in the pipeline. And during flow regulation and control, materials which cannot be conveyed in time in the pipeline can be collected through the transfer barrel cavity in the transfer barrel, so that the pipeline can be effectively prevented from being blocked.

Description

Technical Field

[0001] The utility model relates to the technical field of material conveying, in particular to a double-barrel pneumatic conveying device capable of controlling flow rate. Background Art

[0002] Pneumatic conveying of materials uses the energy of airflow to convey granular materials along the direction of airflow in a closed pipe. It is a specific application of fluidization technology. Pneumatic conveying devices are being widely used in various industries. The materials conveyed range from fly ash and coal powder to molding sand, metal powder, fertilizer, cement, grain, cotton, etc. At present, pneumatic conveying devices can not only convey powdered materials, but also non-powdery fibrous or lightweight solid materials.

[0003] The existing pneumatic conveying cylinder needs to reduce the airflow pressure and flow rate when adjusting the flow rate. As the airflow pressure decreases, the material in the pipe cannot be efficiently transported, resulting in deposition and blockage inside the pipeline. Utility Model Content

[0004] The purpose of the utility model is to provide a double-barrel pneumatic conveying device with controllable flow rate. When performing flow control, materials that cannot be transported in time inside the pipeline can be collected through the transfer cylinder cavity inside the transfer barrel, which can effectively avoid pipeline blockage and solve the problems in the prior art.

[0005] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a double-barrel pneumatic conveying device with controllable flow rate, comprising an integrated material box and a transfer barrel, characterized in that an air supply port is provided on the top of the integrated material box, two output port are provided on one side of the integrated material box, the transfer barrel is connected to the integrated material box through the output port, a discharge valve is provided on one side of the transfer barrel, a feed valve is provided on the other side of the transfer barrel, a transfer barrel cavity is provided inside the transfer barrel, the discharge valve and the feed valve both extend to the inside of the transfer barrel cavity, and a stabilizing foot support is provided at the bottom of the transfer barrel.

[0006] Preferably, the feed valve is connected to the discharge port via a flange, a front shaft is provided at one end of the discharge valve, and the front shaft is connected to the discharge valve via a flange.

[0007] Preferably, a transfer valve port is provided at one end of the front axle, the transfer valve port is connected to the front axle via a flange, a variable speed motor is provided above the front axle, the variable speed motor is connected to the front axle via bolts, a driving gear is provided inside the variable speed motor, and the driving gear is rotationally connected to the variable speed motor.

[0008] Preferably, a bottom hopper is provided at the bottom of the transfer cylinder cavity, the bottom hopper is connected to the transfer cylinder through a flange, and a partition screen plate is provided above the bottom hopper, and the partition screen plate is connected to the bottom hopper through a slot.

[0009] Preferably, a valve sleeve is provided inside the feed valve, and the valve sleeve is connected to the feed valve through a slot, an inner liner shaft sleeve is provided inside the front axle, and a tooth groove is provided on the outer surface of the inner liner shaft sleeve, and the inner liner shaft sleeve is meshed and connected with the driving gear through the tooth groove.

[0010] Preferably, one end of the inner liner shaft sleeve is provided with an integrally formed cone head, and the inner liner shaft sleeve is fittedly connected to the valve sleeve via the cone head.

[0011] Compared with the prior art, the beneficial effects of the utility model are:

[0012] 1. In the utility model, the transfer barrel can adjust and control the material flow rate through the inner liner shaft sleeve. When the flow rate is adjusted, the material that cannot be transported in time inside the pipeline can be collected through the transfer barrel cavity inside the transfer barrel, which can effectively avoid pipeline blockage;

[0013] 2. In the utility model, when the flow rate is adjusted, the driving gear inside the variable speed motor will rotate, and the inner liner shaft sleeve meshing with the driving gear will telescope under the rotation of the gear. After the cone head at the front end of the inner liner shaft sleeve is separated from the valve sleeve, part of the material will enter the interior of the transfer cylinder through the valve sleeve. BRIEF DESCRIPTION OF THE DRAWINGS

[0014] Figure 1 It is the overall front view of the utility model;

[0015] Figure 2 This is a schematic diagram of the cross-sectional structure of the transfer barrel of the utility model;

[0016] Figure 3 This is a schematic diagram of the integrated material box structure of the utility model;

[0017] Figure 4 It is a schematic diagram of the inner liner shaft sleeve structure of the utility model.

[0018] In the figure: 1. integrated material box; 2. transfer barrel; 101. output material port; 102. air supply material port; 201. front axle; 202. variable speed motor; 203. discharge valve; 204. feed valve; 205. stabilizing foot support; 206. bottom bucket; 207. transfer barrel cavity; 2011. transfer valve port; 2012. liner shaft sleeve; 2013. cone head; 2014. tooth groove; 2021. drive gear; 2041. valve sleeve; 2061. partition screen plate. DETAILED DESCRIPTION

[0019] 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.

[0020] In order to solve the problem that the existing pneumatic conveying cylinder needs to reduce the air flow pressure and flow rate when adjusting the flow rate, the material in the pipe cannot be efficiently transported as the air flow pressure decreases, resulting in sedimentation and blockage inside the pipe; please refer to Figure 1-4 , the utility model provides the following solutions:

[0021] A double-barrel pneumatic conveying device with controllable flow rate, comprising an integrated material box 1 and a transfer barrel 2, wherein an air supply port 102 is arranged on the top of the integrated material box 1, two output ports 101 are arranged on one side of the integrated material box 1, the transfer barrel 2 is connected to the integrated material box 1 through the output ports 101, a discharge valve 203 is arranged on one side of the transfer barrel 2, a feed valve 204 is arranged on the other side of the transfer barrel 2, and a transfer barrel cavity 206 is arranged inside the transfer barrel 2 07, the discharge valve 203 and the feed valve 204 are both extended to the interior of the transfer barrel cavity 207, a stabilizing foot support 205 is provided at the bottom of the transfer barrel 2, the feed valve 204 is connected to the output port 101 through a flange, a front shaft 201 is provided at one end of the discharge valve 203, the front shaft 201 is connected to the discharge valve 203 through a flange, a transfer valve port 2011 is provided at one end of the front shaft 201, and the transfer valve port 2011 is connected to the front shaft 201 through a flange;

[0022] In this embodiment, the air supply port 102 on the top of the integrated material box 1 is connected to the fan device, and the fan uses the airflow to transport the material to the inside of the integrated material box 1, and then the material is diverted to the two outer transfer barrels 2 through the output port 101 on one side of the integrated material box 1. The transfer barrel 2 can adjust and control the material flow through the internal inner liner shaft sleeve 2012. When the flow is controlled, the material that cannot be transported in time inside the pipeline can be collected through the transfer barrel cavity 207 inside the transfer barrel 2, which can effectively avoid pipeline blockage;

[0023] Specifically, a variable speed motor 202 is arranged above the front axle 201, and the variable speed motor 202 is connected to the front axle 201 by bolts. A driving gear 2021 is arranged inside the variable speed motor 202, and the driving gear 2021 is rotatably connected to the variable speed motor 202. A bottom bucket 206 is arranged at the bottom of the transfer cylinder cavity 207, and the bottom bucket 206 is connected to the transfer barrel 2 by a flange. A partition screen plate 2061 is arranged above the bottom bucket 206, and the partition screen plate 2061 can filter the material entering the transfer cylinder cavity 207. The partition screen plate 2061 and The bottom bucket 206 is connected via a slot, a valve sleeve 2041 is provided inside the feed valve 204, the valve sleeve 2041 is connected to the feed valve 204 via a slot, an inner liner shaft sleeve 2012 is provided inside the front shaft 201, a tooth groove 2014 is provided on the outer surface of the inner liner shaft sleeve 2012, the inner liner shaft sleeve 2012 is meshed and connected with the driving gear 2021 via the tooth groove 2014, an integrally formed cone head 2013 is provided at one end of the inner liner shaft sleeve 2012, the inner liner shaft sleeve 2012 is fitted and connected with the valve sleeve 2041 via the cone head 2013;

[0024] In this embodiment, when the flow is adjusted, the driving gear 2021 inside the variable speed motor 202 will rotate, and the inner liner shaft sleeve 2012 meshing with the driving gear 2021 will telescope and move under the rotation of the gear. After the cone head 2013 at the front end of the inner liner shaft sleeve 2012 is separated from the valve sleeve 2041, part of the material will pass through the valve sleeve 2041 into the transfer cylinder cavity 207.

[0025] Working principle: the air supply port 102 on the top of the integrated material box 1 is connected to the fan equipment, and the fan uses the airflow to transport the material to the inside of the integrated material box 1, and then diverts it to the two transfer barrels 2 on the outside through the output port 101 on one side of the integrated material box 1. The transfer barrel 2 can adjust and control the material flow through the internal inner liner shaft sleeve 2012. When the flow is adjusted, the driving gear 2021 inside the variable speed motor 202 will rotate, and the inner liner shaft sleeve 2012 meshing with the driving gear 2021 will telescope and move under the rotation of the gear. After the cone head 2013 at the front end of the inner liner shaft sleeve 2012 is separated from the valve sleeve 2041, part of the material will pass through the valve sleeve 2041 into the transfer barrel cavity 207, which can effectively avoid pipeline blockage.

[0026] It should be noted that, in this article, relational terms such as first and second, etc. are only used to distinguish one entity or operation from another entity or operation, and do not necessarily require or imply any such actual relationship or order between these entities or operations. Moreover, the terms "include", "comprise" or any other variants thereof are intended to cover non-exclusive inclusion, so that a process, method, article or device including a series of elements includes not only those elements, but also other elements not explicitly listed, or also includes elements inherent to such process, method, article or device.

[0027] Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A double-barrel pneumatic conveying device with controllable flow rate, comprising an integrated material box (1) and a transfer barrel (2), characterized in that: The top of the integrated material box (1) is provided with an air supply port (102), one side of the integrated material box (1) is provided with two output ports (101), the transfer barrel (2) is connected to the integrated material box (1) via the output port (101), one side of the transfer barrel (2) is provided with a discharge valve (203), the other side of the transfer barrel (2) is provided with a feed valve (204), the interior of the transfer barrel (2) is provided with a transfer barrel cavity (207), the discharge valve (203) and the feed valve (204) both extend into the interior of the transfer barrel cavity (207), and the bottom of the transfer barrel (2) is provided with a stabilizing foot support (205).

2. A double-barrel pneumatic conveying device with controllable flow rate according to claim 1, characterized in that: The feed valve (204) is connected to the discharge port (101) via a flange, a front shaft (201) is provided at one end of the discharge valve (203), and the front shaft (201) is connected to the discharge valve (203) via a flange.

3. A double-barrel pneumatic conveying device with controllable flow rate according to claim 2, characterized in that: A transfer valve port (2011) is provided at one end of the front axle (201), and the transfer valve port (2011) is connected to the front axle (201) via a flange; a variable speed motor (202) is provided above the front axle (201), and the variable speed motor (202) is connected to the front axle (201) via bolts; a driving gear (2021) is provided inside the variable speed motor (202), and the driving gear (2021) is rotationally connected to the variable speed motor (202).

4. A double-barrel pneumatic conveying device with controllable flow rate according to claim 1, characterized in that: A bottom hopper (206) is provided at the bottom of the transfer cylinder cavity (207), and the bottom hopper (206) is connected to the transfer cylinder (2) via a flange. A partition screen plate (2061) is provided above the bottom hopper (206), and the partition screen plate (2061) is connected to the bottom hopper (206) via a slot.

5. A double-barrel pneumatic conveying device with controllable flow rate according to claim 3, characterized in that: A valve sleeve (2041) is provided inside the feed valve (204), and the valve sleeve (2041) is connected to the feed valve (204) via a slot; an inner shaft sleeve (2012) is provided inside the front shaft (201), and a tooth groove (2014) is provided on the outer surface of the inner shaft sleeve (2012); the inner shaft sleeve (2012) is meshedly connected to the driving gear (2021) via the tooth groove (2014).

6. A double-barrel pneumatic conveying device with controllable flow rate according to claim 5, characterized in that: One end of the inner liner shaft sleeve (2012) is provided with an integrally formed cone head (2013), and the inner liner shaft sleeve (2012) is fittedly connected to the valve sleeve (2041) via the cone head (2013).

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