CN215100656U - Conveying equipment for producing ultrafine nano powder - Google Patents
Conveying equipment for producing ultrafine nano powder Download PDFInfo
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- CN215100656U CN215100656U CN202120553280.4U CN202120553280U CN215100656U CN 215100656 U CN215100656 U CN 215100656U CN 202120553280 U CN202120553280 U CN 202120553280U CN 215100656 U CN215100656 U CN 215100656U
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Abstract
The utility model relates to a conveying equipment is used in production of superfine nanometer powder, including air-blast device, powder hopper, pipeline and blast pipe, the one end and the air-blast device of blast pipe are connected, the other end section of blast pipe inserts in the pipeline and forms the insertion section, be close to the one end of blast pipe in the pipeline is provided with annular sealed end plate, the powder hopper sets up on the pipeline that the insertion section corresponds, be provided with the guide plate between insertion section and the pipeline under the powder hopper, the one end of guide plate and the terminal surface fixed connection of insertion section, the other end of guide plate and the medial surface fixed connection of pipeline; a pressure compensating pipe is connected to the conveying pipeline between the guide plate and the annular sealing end plate; the powder flows into the front of the end face of the insertion section from the powder hopper through the guide plate, is entrained and carried by the ejected airflow, and realizes long-distance powder conveying under the flowing action of the airflow.
Description
Technical Field
The utility model belongs to the technical field of powder conveying equipment, concretely relates to conveying equipment is used in production of superfine nanometer powder.
Background
The superfine powder technology is a new technological process, and is characterized by that after the material is undergone the process of superfine grinding treatment, the formed powder body has good surface properties (for example, dispersibility and dissolubility). Because the ultrafine powder has good surface properties, the ultrafine powder is widely applied to the fields of electricians, medicines, chemical engineering and the like. Because the powder is light in weight, the conveying mode adopted is pneumatic conveying.
The Chinese utility model patent with the granted publication number of CN210794376U discloses a powder particle pneumatic conveying device, which comprises a main material box, a discharge hole, an air blowing device and an air supply pipe, wherein the main material box comprises a discharge pipe and a hopper which are communicated, the discharge pipe is positioned below the hopper, the discharge hole is arranged on the discharge pipe, the air supply pipe comprises a first pipeline and a second pipeline which are communicated, the first pipeline is accommodated in the discharge pipe, the second pipeline is positioned outside the discharge pipe, the side wall of the first pipeline is provided with a plurality of air outlets, and the air inlet of the second pipeline is provided with the air blowing device; the blowing device blows air into the discharging pipe through the air supplementing pipe to form air flow carrying powder for conveying. When the conveying device works, because the air outlet is arranged on the circumferential side surface of the air supplementing pipe inserted into the discharging pipe, the strength of formed air flow is small, and the powder cannot be conveyed in a long distance.
SUMMERY OF THE UTILITY MODEL
In order to increase the strength of airflow and realize long-distance powder conveying, the utility model provides conveying equipment for producing ultrafine nano powder; in order to achieve the above object, the utility model discloses a technical scheme specifically as follows:
a conveying device for producing ultrafine nano powder comprises a blowing device, a powder hopper, a conveying pipeline and a blowing pipe, wherein one end of the blowing pipe is connected with the blowing device, the other end section of the blowing pipe is inserted into the conveying pipeline to form an insertion section, one end of the conveying pipeline, which is close to the blowing pipe, is provided with an annular sealing end plate, the powder hopper is arranged on the conveying pipeline corresponding to the insertion section, a guide plate is arranged between the insertion section and the conveying pipeline under the powder hopper, one end of the guide plate is fixedly connected with the end face of the insertion section, and the other end of the guide plate is fixedly connected with the inner side face of the conveying pipeline; and a pressure compensating pipe is connected on the conveying pipeline between the guide plate and the annular sealing end plate.
The utility model discloses a conveying equipment for production of superfine nanometer powder's beneficial effect: the blowing device injects gas into the blast pipe to enable the blast pipe to form airflow with a certain flow velocity, the airflow is sprayed out from the port of the insertion section, powder flows into the front of the end face of the insertion section from the powder hopper through the guide plate, the sprayed airflow is involved and carried, and long-distance conveying of the powder is realized under the flowing action of the airflow; because the airflow is directly sprayed out from the port of the insertion section and the pressure compensating pipe is connected on the conveying pipeline between the guide plate and the annular sealing end plate, the pneumatic force of the airflow in the conveying pipeline is large, and the powder is conveyed for a long distance.
Furthermore, the blast pipeline comprises a large-diameter section, an expanding section and a small-diameter section, wherein two ends of the expanding section are respectively and fixedly connected with the large-diameter section and the small-diameter section in a sealing manner; one end of the large-diameter section, which is far away from the diameter expanding section, is hermetically connected with the air blowing device, and one end of the small-diameter section, which is far away from the diameter expanding section, is inserted into the conveying pipeline to form an insertion section.
Has the advantages that: the blast pipeline is arranged into a large-diameter section, an expanding section and a small-diameter section, so that the pipe diameter of the insertion section is smaller than the hole diameter of the blast pipeline close to the blast device, the collection and pressurization of airflow in the blast pipeline are facilitated, and the strength of the airflow sprayed out from the port of the insertion section is improved.
Further, a rotating device is arranged in the inserting section and comprises a supporting rod, a rotating shaft and rotating blades; the supporting rods comprise a first supporting rod and a second supporting rod, and two ends of each supporting rod are respectively fixed on the inner side surface of the insertion section; two ends of the rotating shaft are rotatably assembled on the first supporting rod and the second supporting rod; one end of the rotating blade is fixedly connected with the circumferential side surface of the rotating shaft.
Has the advantages that: through set up rotary device in inserting the section, make form the spiral air current from inserting section port blowout air current, be favorable to the powder to be drawn into the air current and carried by the air current, be favorable to being carried by the air current long distance of powder.
Further, the both ends of axis of rotation are connected for the bearing specifically with the rotation assembly between first bracing piece and the second bracing piece respectively, have seted up the dead eye on first bracing piece and second bracing piece respectively, the outer lane and the dead eye side fixed connection of bearing, the both ends of axis of rotation are pegged graft fixedly with the inner circle of bearing respectively.
Has the advantages that: the two ends of the rotating shaft are respectively connected with the first supporting rod and the second supporting rod through bearings to realize rotating assembly, free rotation of the rotating shaft is facilitated, and spiral airflow is facilitated to be formed.
Furthermore, the pressure compensating pipe comprises at least 3 groups of pressure compensating pipes which are uniformly arranged at intervals along the circumferential direction of the conveying pipeline, and an included angle between the axis of the pressure compensating pipe and the direction of the air flow in the conveying pipeline is an obtuse angle.
Has the advantages that: through setting up 3 at least pressure compensating pipes, be favorable to increasing the atmospheric pressure in the pipeline, thereby offset and insert the loss of section port blowout to the strength.
Furthermore, one end of the powder hopper close to the conveying pipeline is provided with a one-way valve, and the one-way valve is in one-way conduction along the direction of the powder hopper to the conveying pipeline.
Has the advantages that: through setting up the check valve, make powder one-way slip into the pipeline from the powder hopper in, at least or prevent that the air current from escaping from the powder hopper, reduce the strength of the air current in the pipeline.
Further, a barometer is arranged on the conveying pipeline and used for detecting the air pressure in the conveying pipeline; the barometer is remote from the port of the insertion section.
Has the advantages that: the barometer is used for constantly displaying the air pressure in the conveying pipeline, so that an operator can observe the barometer conveniently and adjust the power of the air blowing device.
Drawings
FIG. 1 is a schematic perspective view of an embodiment of a transportation apparatus for producing ultrafine nano-powder according to the present invention;
FIG. 2 is a top view of FIG. 1;
FIG. 3 is a cross-sectional view taken at A-A of FIG. 2;
FIG. 4 is an enlarged view at B in FIG. 3;
fig. 5 is an enlarged view at C in fig. 4.
Reference numbers in the figures: 1-a blowing device, 2-a powder hopper, 3-a conveying pipeline, 4-a blowing pipe, 41-a large-diameter section, 42-an expanding section, 43-an inserting section, 44-a first supporting rod, 45-a rotating shaft, 46-a rotating blade, 47-a second supporting rod, 48-a bearing, 5-a guide plate, 6-a pressure compensating pipe, 7-an annular sealing end plate, 8-a gas pressure gauge, 9-a valve plate, 10-a valve shaft and 11-a blocking platform.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings and specific embodiments:
the specific structure of the embodiment of the conveying equipment for producing ultrafine nano powder of the present invention is shown in fig. 1, fig. 2, fig. 3, fig. 4 and fig. 5, and comprises a blowing device 1, a powder hopper 2, a conveying pipeline 3, a blowing pipe 4, a flow guide plate 5 and a pressure compensating pipe 6.
One end of the blast pipe 4 is connected to the blowing device 1, and the other end section of the blast pipe 4 is inserted into the conveying pipe 3 and forms an insertion section 43, the blowing device 1 being embodied as a blower. In this embodiment, the blast pipe 4 comprises a large diameter section 41, an expanded diameter section 42 and a small diameter section, and two ends of the expanded diameter section 42 are respectively fixedly connected with the large diameter section 41 and the small diameter section in a sealing manner; one end of the large-diameter section 41, which is far away from the diameter expanding section 42, is hermetically connected with the blowing device 1, and one end of the small-diameter section, which is far away from the diameter expanding section 42, is inserted into the conveying pipeline 3 to form an insertion section 43; the blast pipe 4 is set into a large diameter section 41, an expanding section 42 and a small diameter section, so that the pipe diameter of the inserting section 43 is smaller than the hole diameter of the blast pipe 4 close to the blowing device 1, thereby being beneficial to gathering and pressurizing the airflow in the blast pipe 4 and improving the strength of the airflow sprayed from the port of the inserting section 43. A rotating device is arranged in the insertion section 43, and comprises a support rod, a rotating shaft 45 and a rotating blade 46; the support rods comprise a first support rod 44 and a second support rod 47, and two ends of the support rods are respectively fixed on the inner side surface of the insertion section 43; both ends of the rotating shaft 45 are rotatably fitted on the first and second support bars 44 and 47; one end of the rotary blade 46 is fixedly connected with the circumferential side surface of the rotary shaft 45; by arranging the rotating device in the insertion section 43, the air flow ejected from the port of the insertion section 43 forms a spiral air flow, which is beneficial to the powder to be entrained in the air flow and carried by the air flow, and is beneficial to the long-distance transportation of the powder by the air flow. The two ends of the rotating shaft 45 are respectively connected with the bearings 48 between the first supporting rod 44 and the second supporting rod 47 in a rotating assembly mode, the first supporting rod 44 and the second supporting rod 47 are respectively provided with holes for the bearings 48, the outer rings of the bearings 48 are fixedly connected with the side faces of the holes for the bearings 48, and the two ends of the rotating shaft 45 are respectively fixedly inserted into the inner rings of the bearings 48; the two ends of the rotating shaft 45 are respectively connected with the first supporting rod 44 and the second supporting rod 47 through bearings 48 to realize rotating assembly, so that free rotation of the rotating shaft 45 is facilitated, and formation of spiral airflow is facilitated. In other embodiments, the rotating assembly between the rotating shaft and the first support rod or the second support rod can adopt pin hole connection instead of bearing connection, that is, a cylindrical pin hole is arranged on the first support rod or the second support rod, and cylindrical pin shafts are arranged at two ends of the rotating shaft; the pin shaft rotates in the pin hole to realize rotary connection.
An annular sealing end plate 7 is arranged at one end of the conveying pipe 3 close to the blast pipe 4. In the embodiment, a barometer 8 is arranged on the conveying pipe 3, and the barometer 8 is used for detecting the air pressure in the conveying pipe 3; the barometer 8 is located on the outer circumferential side of the delivery conduit 3 remote from the port of the insertion section 43; the barometer 8 is used for constantly displaying the air pressure in the conveying pipeline 3, so that an operator can conveniently observe the air pressure and adjust the power of the air blowing device 1. In other embodiments, a pressure sensor may be used instead of a gas pressure gauge, the pressure sensor being disposed on the inner surface of the delivery conduit.
The powder hopper 2 is arranged on the conveying pipeline 3 corresponding to the insertion section 43, a guide plate 5 is arranged between the insertion section 43 right below the powder hopper 2 and the conveying pipeline 3, one end of the guide plate 5 is fixedly connected with the end face of the insertion section 43, and the other end of the guide plate 5 is fixedly connected with the inner side face of the conveying pipeline 3; in the embodiment, a one-way valve is arranged at one end of the powder hopper 2 close to the conveying pipeline 3, and the one-way valve is communicated in one way along the direction from the powder hopper 2 to the conveying pipeline 3; by providing the check valve, the powder slides into the conveying pipe 3 from the powder hopper 2 in a single direction, and at least or prevents the air flow from escaping from the powder hopper 2, thereby reducing the air force of the air flow in the conveying pipe 3. The check valve comprises a valve plate 9, a valve shaft 10, a return spring and a blocking platform 11, the valve plate 9 is fixedly connected with the valve shaft 10, two ends of the valve shaft 10 are rotatably assembled on the side wall of the powder hopper 2, the return spring is sleeved on the valve shaft 10, and two ends of the return spring are respectively fixedly connected with the valve plate 9 and the side wall of the powder hopper 2; the stop table 11 is arranged on the side wall of the powder hopper 2 and forms a stop limit for the valve plate 9.
And a pressure compensating pipe 6 is connected on the conveying pipeline 3 between the guide plate 5 and the annular sealing end plate 7. In the embodiment, the number of the pressure compensating pipes 6 is specifically 3, the pipes are uniformly arranged at intervals along the circumferential direction of the conveying pipeline 3, and an included angle between the axis of each pressure compensating pipe 6 and the airflow direction in the conveying pipeline 3 is an obtuse angle; through setting up 3 group's pressure compensating pipe 6, be favorable to increasing the atmospheric pressure in pipeline 3, thereby offset the loss of inserting section 43 port blowout to strength. In other embodiments, the number of the pressure compensating pipes is more than 4 or 5, and the pressure compensating pipes are uniformly arranged at intervals along the circumferential direction of the conveying pipeline; the included angle between the axis and the direction of the air flow in the conveying pipeline forms an obtuse angle or a right angle.
When in use, the blowing device 1 injects gas into the blast pipe 4 to form airflow with a certain flow rate in the blast pipe 4, and the airflow is ejected from the port of the insertion section 43 to form rotating airflow under the action of the rotating device; the powder flows into the front end face of the insertion section 43 from the powder hopper 2 through the guide plate 5, is entrained by the rotating airflow, and realizes long-distance powder conveying under the flowing action of the airflow; because the airflow is directly sprayed out from the port of the insertion section 43 and the pressure compensating pipe 6 is connected on the conveying pipeline 3 between the guide plate 5 and the annular sealing end plate 7, the pneumatic force of the airflow in the conveying pipeline 3 is large, and the powder is conveyed for a long distance.
In the present invention, unless otherwise expressly specified or limited, the terms "mounted," "connected," and "fixed" are to be construed broadly and may, for example, be fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.
The foregoing is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, a plurality of modifications and replacements can be made without departing from the technical principle of the present invention, and these modifications and replacements should also be regarded as the protection scope of the present invention.
Claims (7)
1. The conveying equipment for producing the ultrafine nano powder comprises a blowing device, a powder hopper, a conveying pipeline and a blowing pipe, and is characterized in that one end of the blowing pipe is connected with the blowing device, the other end section of the blowing pipe is inserted into the conveying pipeline to form an insertion section, one end of the conveying pipeline, which is close to the blowing pipe, is provided with an annular sealing end plate, the powder hopper is arranged on the conveying pipeline corresponding to the insertion section, a guide plate is arranged between the insertion section and the conveying pipeline under the powder hopper, one end of the guide plate is fixedly connected with the end surface of the insertion section, and the other end of the guide plate is fixedly connected with the inner side surface of the conveying pipeline; and a pressure compensating pipe is connected on the conveying pipeline between the guide plate and the annular sealing end plate.
2. The transporting apparatus for producing ultrafine nano powder as claimed in claim 1, wherein the blowing duct includes a large diameter section, an expanded diameter section, and a small diameter section, and both ends of the expanded diameter section are fixedly and hermetically connected to the large diameter section and the small diameter section, respectively; one end of the large-diameter section, which is far away from the diameter expanding section, is hermetically connected with the air blowing device, and one end of the small-diameter section, which is far away from the diameter expanding section, is inserted into the conveying pipeline to form an insertion section.
3. The transporting apparatus for producing ultra-fine nano-powder as claimed in claim 1, wherein a rotating means including a support rod, a rotation shaft and a rotation blade is provided in the insertion section; the supporting rods comprise a first supporting rod and a second supporting rod, and two ends of each supporting rod are respectively fixed on the inner side surface of the insertion section; two ends of the rotating shaft are rotatably assembled on the first supporting rod and the second supporting rod; one end of the rotating blade is fixedly connected with the circumferential side surface of the rotating shaft.
4. The transportation apparatus for producing ultrafine nano powder as claimed in claim 3, wherein the rotation assembly between the first support rod and the second support rod is a bearing, the first support rod and the second support rod are provided with bearing holes, the outer ring of the bearing is fixedly connected to the side of the bearing hole, and the two ends of the rotation shaft are fixedly connected to the inner ring of the bearing.
5. The transporting apparatus for producing ultrafine nano powder as claimed in claim 1, wherein the pressure compensating pipes comprise at least 3 groups, and are arranged at regular intervals along the circumferential direction of the transporting pipe, and the included angle between the axis of the pressure compensating pipes and the direction of the air flow in the transporting pipe is an obtuse angle.
6. The transporting apparatus for producing ultrafine nano powder as claimed in claim 1, wherein a check valve is provided at an end of the powder hopper near the transporting pipe, and the check valve is in one-way communication with the transporting pipe along the direction of the powder hopper.
7. The transportation apparatus for producing ultrafine nano powder as claimed in claim 1, wherein a gas pressure gauge is provided in the transportation pipe, and the gas pressure gauge is configured to detect a gas pressure in the transportation pipe; the barometer is remote from the port of the insertion section.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120553280.4U CN215100656U (en) | 2021-03-18 | 2021-03-18 | Conveying equipment for producing ultrafine nano powder |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120553280.4U CN215100656U (en) | 2021-03-18 | 2021-03-18 | Conveying equipment for producing ultrafine nano powder |
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| CN215100656U true CN215100656U (en) | 2021-12-10 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202120553280.4U Active CN215100656U (en) | 2021-03-18 | 2021-03-18 | Conveying equipment for producing ultrafine nano powder |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114148759A (en) * | 2021-12-30 | 2022-03-08 | 南京翔瑞智能装备技术有限公司 | Gas-powder conveying device without returning charge |
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2021
- 2021-03-18 CN CN202120553280.4U patent/CN215100656U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114148759A (en) * | 2021-12-30 | 2022-03-08 | 南京翔瑞智能装备技术有限公司 | Gas-powder conveying device without returning charge |
| CN114148759B (en) * | 2021-12-30 | 2024-03-15 | 南京翔瑞智能装备技术有限公司 | Gas-powder conveying device without returning charge |
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