CN211444179U

CN211444179U - Rotary blanking valve for light material conveying

Info

Publication number: CN211444179U
Application number: CN201922406318.0U
Authority: CN
Inventors: 曾力群
Original assignee: Guangdong Wijay Material Automation System Co ltd
Current assignee: Guangdong Wijay Material Automation System Co ltd
Priority date: 2019-12-28
Filing date: 2019-12-28
Publication date: 2020-09-08
Anticipated expiration: 2029-12-28

Abstract

The utility model discloses a rotatory unloading valve is carried to light material, this rotatory unloading valve is carried to light material includes: feed bin, first motor and support frame down, the internally mounted of feed bin has the drive pivot, and the outer end of drive pivot is fixed with rotary impeller, and settle one side of rotary impeller has the sleeve, the utility model discloses in, through connecting tube, unloading pipe and the material receiving pipe way that sets up, the internal diameter of connecting tube is greater than the internal diameter of material receiving pipe way. So, combine the inside of this rotatory unloading valve to set up a reducing pipe, and the connecting tube forms a structure based on the venturi principle with connecing the connection of material pipeline, the device rotates the gravitation that the in-process produced with the help of the fan starts the back at a high speed afterwards, when directly blowing the inside of unloading pipe with the material, also eliminate the malleation pressure differential before rotatory unloading valve pan feeding mouth and the discharge gate effectively, and can form negative pressure differential, the phenomenon of returning the wind has been eliminated completely, thereby make the inside filling rate of valve body reach about 90%.

Description

Rotary blanking valve for light material conveying

Technical Field

The utility model relates to a technical field is carried to the material, especially relates to a rotatory unloading valve is carried to light material.

Background

The light material refers to a material with a powdery body, and the material is generally conveyed by means of a rotary blanking valve, and the rotary blanking valve is special equipment for unloading, metering, dedusting, quantitative conveying and the like applied to a powder conveying system. The working principle of the material-discharging device is that an impeller with an equal-division structure rotates in a shell through the transmission of a motor and a speed reducer, materials of a bin or a feeding device positioned above the shell are filled into a material-loading cavity of the impeller from a material-filling opening of the shell and move to a material-filling area, and the materials are discharged from a material-discharging opening along with the rotation of the impeller to a material-discharging area at the lower part of the shell.

However, when the rotary blanking valve on the market is used for transporting materials, air leakage and air return phenomena exist, so that the filling rate in the valve body is very low, and the normal operation of the whole conveying operation can be influenced by the blockage phenomenon of the materials in the rotary falling process.

SUMMERY OF THE UTILITY MODEL

Based on this, it is necessary to provide a light material conveying rotary blanking valve for solving the technical problem of low filling rate caused by air leakage and return air.

The utility model provides a rotatory unloading valve is carried to light material, includes feed bin and first motor down the internally mounted of feed bin has the drive pivot, and the outer end of drive pivot is fixed with rotary impeller, settle one side of rotary impeller has the sleeve, and the sleeve is connected through cup jointing and drive pivot, first motor sets up in one side of feed bin down, rotary impeller's below is installed and is connect the material pipeline, and connects one side switch-on of material pipeline to have a connecting tube, the opposite side of connecting tube is fixed with the installing frame, connect the opposite side switch-on of material pipeline to have the unloading pipe, the internal diameter of connecting tube is greater than connect the internal diameter of material pipeline.

In one embodiment, the rotating blanking valve for conveying the light materials further comprises a support frame, a fan is arranged in the mounting frame, a screw is arranged in the blanking pipe, the support frame is arranged on two sides of the screw in an inserted mode through a groove, a connecting belt is fixed above one side of the screw, the top of the connecting belt is connected with a second motor, the outer end of the screw is connected with a connecting block through threads, a conical head is fixed below the connecting block in an inclined mode and connected with the connecting block through a connecting support, a limiting rod is inserted into the top of the connecting block, a connecting opening is formed in the front face of the blanking pipe through pouring, an auxiliary plate is arranged right in front of the connecting opening, and the auxiliary plate is fixedly connected with the blanking bin through welding.

In one embodiment, the driving rotating shaft is connected with the output end of the first motor through a belt.

In one embodiment, the drive shaft is coupled to the rotary impeller via a sleeve.

In one embodiment, the front surface of the receiving pipeline is provided with a connecting opening in a rectangular hollow structure.

In one embodiment, a connecting pipeline with a rectangular structure is communicated with one side of the material receiving pipeline, and the connecting pipeline and the fan are arranged adjacently.

In one embodiment, the connecting pipeline is communicated with the blanking pipe through a material receiving pipeline.

In one embodiment, a conical head with a pointed side end is arranged inside the blanking pipe.

In one embodiment, the transverse central axis of the conical head and the transverse central axis of the blanking pipe are coincident with each other, and the conical head is connected with the screw rod through a connecting bracket and a connecting block.

In one embodiment, the screw is connected to the second motor by a connecting belt.

In one embodiment, one end of the limiting rod is connected with the supporting frame through screw fixation, and the limiting rod and the screw rod are parallel to each other.

Above-mentioned rotatory unloading valve is carried to light material, connecting tube through setting up, unloading pipe and material receiving pipe, the inside that combines this rotatory unloading valve sets up a reducing pipe promptly connecting tube, and connecting tube and material receiving pipe's connection forms a structure based on the venturi principle, when directly blowing the inside of unloading pipe with the material, also eliminate the malleation pressure differential before rotatory unloading valve pan feeding mouth and the discharge gate effectively, and can form negative pressure differential, the phenomenon of returning the wind has been eliminated completely, thereby make the inside filling rate of valve body not easily receive the influence of material proportion, stabilize its filling rate and reach about 90%.

In addition, under the effect of fan, combine the inside of this rotatory baiting valve to set up a reducing pipeline promptly connecting tube, and connecting tube and the connection that connects the material pipeline form a structure based on venturi principle, the device rotates the in-process produced gravitation with the help of the fan starts the back at a high speed afterwards, when directly blowing the inside of baiting pipe with the material, also eliminate the positive pressure differential before rotatory baiting valve pan feeding mouth and the discharge gate effectively, and can form negative pressure differential, the phenomenon of returning the wind has been eliminated completely, thereby make the inside filling rate of valve body be difficult to receive the influence of material proportion, stabilize its filling rate and reach about 90%.

In addition, through the unloading pipe that sets up, the screw rod, the support frame, link up the piece, conical head and second motor, when leading to taking place to block up as the inside of unloading pipe of unloading port, under the connection cooperation of connecting the belt and support frame, the controlled back that starts of second motor, the portability screw rod rotates, the device closes soon with the screw thread profile by the spiral this moment and is converting rotary motion into linear motion after, and the linking piece with screw rod fixed connection will carry the conical head through linking bridge and carry out reciprocating motion about going on, until the conical head comes the operation of carrying out the mediation to the unloading pipe that blocks up with the help of the thrust that produces in the motion process, make the material transport operation that the later stage goes on more smooth and easy.

Drawings

FIG. 1 is a schematic structural diagram of a rotary discharge valve for conveying light materials in one embodiment;

FIG. 2 is a schematic structural diagram of a blanking bin in one embodiment;

FIG. 3 is a schematic diagram of a receiving pipeline in one embodiment.

Detailed Description

In order to make the above objects, features and advantages of the present invention more comprehensible, embodiments of the present invention are described in detail below with reference to the accompanying drawings. In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present invention. The present invention may, however, be embodied in many different forms and should not be construed as limited to the embodiments set forth herein, as those skilled in the art will be able to make similar modifications without departing from the spirit and scope of the present invention.

In one embodiment, rotatory unloading valve is carried to light material includes feed bin and first motor down the internally mounted of feed bin has the drive pivot, and the outer end of drive pivot is fixed with rotatory impeller, it has the sleeve to settle one side of rotatory impeller, and the sleeve is connected with the drive pivot through cup jointing, first motor sets up in one side of feed bin down, the below of rotatory impeller is installed and is connect the material pipeline, and connects one side switch-on of material pipeline and have the connecting tube, the opposite side of connecting tube is fixed with the installing frame, connect the opposite side switch-on of material pipeline and have the unloading pipe, the internal diameter of connecting tube is greater than connect the internal diameter of material pipeline.

For further explanation of the present invention, please refer to fig. 1 to 3 together, the present invention provides a light material conveying rotary baiting valve 10, the light material conveying rotary baiting valve 10 includes a baiting bin 101, a first motor 105 and a supporting frame 112, a driving shaft 102 is installed inside the baiting bin 101, a rotary impeller 103 is fixed at the outer end of the driving shaft 102, a sleeve 104 is disposed at one side of the rotary impeller 103, the sleeve 104 is connected with the driving shaft 102 through a sleeve joint, the first motor 105 is disposed at one side of the baiting bin 101, a material receiving pipe 106 is installed below the rotary impeller 103, a connecting pipe 107 is connected at one side of the material receiving pipe 106, the inner diameter of the connecting pipe 106 is larger than the inner diameter 107 of the material receiving pipe, a mounting frame 108 is fixed at the other side of the connecting pipe 107, an internal fan 109 of the mounting frame 108, a baiting pipe 110 is connected at the other side of the material receiving pipe 106, the screw 111 is installed inside the blanking tube 110, the support frame 112 is arranged on two sides of the screw 111 in an inserted manner through a groove, the connecting belt 113 is fixed above one side of the screw 111, the top of the connecting belt 113 is connected with the second motor 114, the outer end of the screw 111 is connected with the connecting block 115 through threads, the conical head 116 is fixed below the connecting block 115 in an inclined manner, the conical head 116 is connected with the connecting block 115 through a connecting support 120, the top of the connecting block 115 is connected with the limiting rod 117 in an inserted manner, the front face of the material receiving pipeline 106 is provided with a connecting opening 118 through pouring, an auxiliary plate 119 is arranged right in front of the connecting opening 118, and the auxiliary plate 119 is fixedly connected with the blanking bin 101 through welding.

The driving shaft 102 is connected with the end of the output end of the first motor 105 through a belt, and the driving shaft 102 is connected with the rotating impeller 103 through a sleeve, and the light materials to be conveyed enter the lower storage bin 101 through the feeding port arranged at the top of the valve body, when the device is in a working state, after the device is controlled to be started by the first motor 105, under the matching of the connecting component, the device carries the rotary impeller 103 to rotate by driving the rotating shaft 102 in a belt transmission mode, the device can bring materials to be conveyed into the material receiving pipeline 106 through the connecting opening 118 by means of the quick rotation of the rotary impeller 103 in an equally-divided structure, and the materials are taken out from the inside of the whole valve body by the aid of the hollow inside of the blanking pipe 110 in the later period, so that the whole conveying operation of light materials is realized, and the working principle of the rotary blanking valve related to the structure is the prior art; the front surface of the material receiving pipeline 106 is provided with a connecting opening 118 which is in a rectangular hollow structure, one side of the material receiving pipeline 106 is communicated with a connecting pipeline 107 which is in a rectangular structure, the connecting pipeline 107 and the fan 109 are adjacently arranged, the connecting pipeline 107 is communicated with the discharging pipeline 110 through the material receiving pipeline 106, materials which need to be conveyed are brought into the material receiving pipeline 106 through the connecting opening 118, a reducing pipeline, namely the connecting pipeline 107 is arranged in the rotary discharging valve, the connecting pipeline 107 and the material receiving pipeline 106 are connected to form a structure based on the Venturi principle, then under the connection and matching of the mounting frame 108, the device directly blows the materials into the discharging pipeline 110 by means of the attraction force generated in the high-speed rotation process after the fan 109 is started, and simultaneously effectively eliminates the positive pressure difference between the material inlet and the material outlet of the rotary discharging valve, negative pressure difference can be formed, and the phenomenon of air return is completely eliminated, so that the filling rate in the valve body is not easily influenced by the specific gravity of the materials, and the filling rate is stabilized to about 90%; the interior of the blanking pipe 110 is provided with a conical head 116 with a pointed side end, the transverse central axis of the conical head 116 and the transverse central axis of the blanking pipe 110 are overlapped, the conical head 116 is connected with the screw 111 through a connecting bracket 120 and a connecting block 115, the screw 111 is connected with a second motor 114 through a connecting belt 113, when the interior of the blanking pipe 110 serving as a blanking port is blocked due to the rapid discharge of materials, under the connection and matching of the connecting belt 113 and the supporting frame 112, the device is controlled and started through the second motor 114, the screw 111 can be carried to rotate in a belt transmission mode, at the moment, the device is screwed with a thread tooth surface by virtue of a spiral to convert the rotary motion into linear motion, the connecting block 115 fixedly connected with the screw 111 can carry the conical head 116 to reciprocate left and right through the connecting bracket 120 until the conical head 116 is arranged with the pointed end in the motion process, the blocked blanking pipe 110 is dredged, and the whole device has a structure convenient to dredge, and meanwhile, the blocked port is dredged in time, so that the later-period material conveying operation is smoother; one end of the limiting rod 117 is connected with the support frame 112 through screw fixation, the limiting rod 117 and the screw 111 are parallel to each other, the connection with the connecting block 115 is realized by combining the limiting rod 117 in a plugging mode, and when the connecting block 115 reciprocates left and right along the limiting rod 117 of which the body is of a rod-shaped structure, the arrangement of the limiting rod 117 can play a role in guiding and limiting the reciprocating motion of the connecting block 115.

The first motor 105 is of the type; the second motor 114 is of the type DWT 90.

The working process is as follows: when the device is in a working state, the device is controlled to be started through a first motor 105, and then carries a rotary impeller 103 to rotate in a belt transmission mode through a driving rotary shaft 102, the device can bring materials to be conveyed into a material receiving pipeline 106 through a connecting opening 118 by means of the quick rotation of the rotary impeller 103 in an equally-divided structure, the later-period materials can be taken out from the interior of the whole valve body by means of the hollow interior of a discharging pipe 110, so that the whole conveying operation of light materials is realized, a reducing pipeline, namely a connecting pipeline 107 is arranged in the rotary discharging valve, the connecting pipeline 107 and the material receiving pipeline 106 are connected to form a structure based on the Venturi principle, and then the device effectively eliminates the positive pressure difference between a feeding port and a discharging port of the rotary discharging valve while directly blowing the materials into the interior of the discharging pipe 110 by means of the attraction force generated in the high-speed rotation process after a fan 109 is started, when the blanking pipe 110 is blocked, the second motor 114 is controlled to start, and then the screw 111 can be carried to rotate, the device is screwed with the thread tooth surface by virtue of the screw to convert the rotary motion into the linear motion, and the connecting block 115 fixedly connected with the screw 111 carries the conical head 116 to do left-right reciprocating motion through the connecting support 120 until the conical head 116 is in a pointed structure by virtue of the end part in the motion process, so as to dredge the blocked blanking pipe 110.

Compared with the prior art, the beneficial effects of the utility model are that:

1. the utility model discloses in, through the connecting tube who sets up, the unloading pipe, connect material pipeline and fan, combine the inside of this rotatory unloading valve to set up a reducing pipeline promptly connecting tube, and connecting tube and connect the connection of material pipeline and form a structure based on the venturi principle, the device is with the help of the gravitation that produces in the high-speed rotation process after the fan starts afterwards, when directly blowing the material to the inside of unloading pipe, also eliminate the malleation pressure differential before rotatory unloading valve pan feeding mouth and the discharge gate effectively, and can form negative pressure differential, the phenomenon of return air has been eliminated completely, thereby make the packing rate of valve body inside be difficult for receiving the influence of material proportion, stabilize its packing rate and reach about 90%;

2. the utility model discloses in, through the unloading pipe that sets up, the screw rod, the support frame, link up the piece, conical head and second motor, when leading to taking place to block up as the unloading inside of port, under the connection cooperation of the connection belt with the support frame, the controlled back that starts of second motor, the portability screw rod rotates and rotates, the device closes soon with the screw thread flank by the spiral and converts rotary motion into linear motion after this moment, will carry the conical head through linking up the piece of screw rod fixed connection and carry out the reciprocating motion about, until the conical head comes to carry out the operation of dredging to the unloading pipe of jam with the help of the thrust that produces in the motion process, make the material transport operation that the later stage goes on more smooth and easy.

The technical features of the embodiments described above may be arbitrarily combined, and for the sake of brevity, all possible combinations of the technical features in the embodiments described above are not described, but should be considered as being within the scope of the present specification as long as there is no contradiction between the combinations of the technical features.

The above-mentioned embodiments only represent some embodiments of the present invention, and the description thereof is specific and detailed, but not to be construed as limiting the scope of the present invention. It should be noted that, for those skilled in the art, without departing from the spirit of the present invention, several variations and modifications can be made, which are within the scope of the present invention. Therefore, the protection scope of the present invention should be subject to the appended claims.

Claims

1. The utility model provides a rotatory unloading valve is carried to light material, its characterized in that, includes feed bin and first motor down, the internally mounted of feed bin has the drive pivot down, just the outer end of drive pivot is fixed with rotatory impeller, settle one side of rotatory impeller has the sleeve, and the sleeve through cup joint with the drive pivot is connected, first motor sets up in one side of feed bin down, the below of rotatory impeller is installed and is connect the material pipeline, and connects one side switch-on of material pipeline to have a connecting tube, the opposite side of connecting tube is fixed with the installing frame, the opposite side switch-on of material pipeline has the unloading pipe, the internal diameter of connecting tube is greater than connect the internal diameter of material pipeline.

2. The lightweight materials conveying rotary discharge valve of claim 1 wherein said drive shaft is connected to the output end of said first motor by a belt.

3. The lightweight material conveying rotary blanking valve of claim 2 wherein said drive shaft is connected to said rotary impeller by a sleeve.

4. The rotary light material conveying blanking valve of claim 1, wherein the front face of the material receiving pipe is provided with a connection opening in a rectangular hollow structure.

5. The rotary blanking valve for conveying light materials as recited in claim 4, wherein a connecting pipe with a rectangular shape is connected to one side of the material receiving pipe.

6. The rotary light material conveying blanking valve of claim 5, wherein the connecting pipe is communicated with the blanking pipe through a material receiving pipe.

7. The light material conveying rotary blanking valve of claim 1, wherein the inside of the blanking pipe is provided with a conical head with a pointed side end.