CN119240340A - A magnesium powder conveying device - Google Patents
A magnesium powder conveying device Download PDFInfo
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- CN119240340A CN119240340A CN202411798127.2A CN202411798127A CN119240340A CN 119240340 A CN119240340 A CN 119240340A CN 202411798127 A CN202411798127 A CN 202411798127A CN 119240340 A CN119240340 A CN 119240340A
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- magnesium powder
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65G—TRANSPORT OR STORAGE DEVICES, e.g. CONVEYORS FOR LOADING OR TIPPING, SHOP CONVEYOR SYSTEMS OR PNEUMATIC TUBE CONVEYORS
- B65G53/00—Conveying materials in bulk through troughs, pipes or tubes by floating the materials or by flow of gas, liquid or foam
- B65G53/34—Details
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65G—TRANSPORT OR STORAGE DEVICES, e.g. CONVEYORS FOR LOADING OR TIPPING, SHOP CONVEYOR SYSTEMS OR PNEUMATIC TUBE CONVEYORS
- B65G53/00—Conveying materials in bulk through troughs, pipes or tubes by floating the materials or by flow of gas, liquid or foam
- B65G53/34—Details
- B65G53/36—Arrangements of containers
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65G—TRANSPORT OR STORAGE DEVICES, e.g. CONVEYORS FOR LOADING OR TIPPING, SHOP CONVEYOR SYSTEMS OR PNEUMATIC TUBE CONVEYORS
- B65G53/00—Conveying materials in bulk through troughs, pipes or tubes by floating the materials or by flow of gas, liquid or foam
- B65G53/34—Details
- B65G53/52—Adaptations of pipes or tubes
- B65G53/521—Adaptations of pipes or tubes means for preventing the accumulation or for removal of deposits
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Filling Or Emptying Of Bunkers, Hoppers, And Tanks (AREA)
Abstract
本发明涉及镁粉运输技术领域，具体公开了一种镁粉输送装置，包括分料罐和输送管，输送管为紊流双套管，包括外套管和连接于外套管内壁顶部的内套管，内套管底部开设有沿输送方向间隔均匀布设的开口；内套管内部固定连接有环组，环组包括引流环和止挡环，止挡环背离输送方向的一侧弹性连接有安装环，安装环内设置有虹膜机构，且安装环背离输送方向的一侧转动连接有导流板，内套管上设置有驱动虹膜机构改变其通孔大小的驱动组件一和驱动导流板转动的驱动组件二。本发明的镁粉输送装置不仅不易造成镁粉在输送管内堆积结块，而且在出现堆积和堵塞现象时，能够快速分散镁粉，疏通输送管，确保粉料的正常运输。
The present invention relates to the technical field of magnesium powder transportation, and specifically discloses a magnesium powder conveying device, including a material distribution tank and a conveying pipe, wherein the conveying pipe is a turbulent double sleeve, including an outer sleeve and an inner sleeve connected to the top of the inner wall of the outer sleeve, and the bottom of the inner sleeve is provided with openings evenly spaced along the conveying direction; a ring group is fixedly connected inside the inner sleeve, and the ring group includes a drainage ring and a stop ring, and the stop ring is elastically connected to a mounting ring on the side away from the conveying direction, and an iris mechanism is arranged inside the mounting ring, and a guide plate is rotatably connected to the side of the mounting ring away from the conveying direction, and a driving component 1 for driving the iris mechanism to change the size of its through hole and a driving component 2 for driving the guide plate to rotate are arranged on the inner sleeve. The magnesium powder conveying device of the present invention is not only not easy to cause magnesium powder to accumulate and agglomerate in the conveying pipe, but also can quickly disperse the magnesium powder and dredge the conveying pipe when accumulation and blockage occur, so as to ensure the normal transportation of the powder.
Description
Technical Field
The invention relates to the technical field of magnesium powder transportation, in particular to a magnesium powder conveying device.
Background
Pneumatic conveying is a material handling technique that utilizes air flow as a motive force to convey granular or powdery material from one place to another through a pipe. Pneumatic conveying mainly relies on air or other gases (such as nitrogen) to promote the material in the air current that produces in the pipeline, when adopting single tube conveyor to carry the powdery material, the powder is attached to the inner wall of pipeline easily, appears the caking, and the in-process of follow-up conveying powder, the powder takes place the contact with the caking easily, leads to the volume of caking to increase gradually, influences pipeline's conveying efficiency, leads to even pipeline to block up.
The chinese patent with the publication number CN116513723B discloses a pulverized coal long-distance conveying device, which comprises a supporting plate, lifting parts, conveying parts and discharging parts are sequentially arranged at the upper end of the supporting plate along the length direction of the supporting plate, the lifting parts comprise a feeding barrel arranged at the upper end of the supporting plate, helical blades are rotatably connected inside the feeding barrel through a supporting shaft, helical grooves which are in sliding fit with the helical blades are formed in the inner wall of the feeding barrel, a driving motor connected with the helical blades is arranged at the end part of any side of the feeding barrel through a motor seat, a feeding barrel is arranged above one side of the feeding barrel, far away from the conveying pipeline, in a communicating manner, a discharging barrel is arranged below one side of the feeding barrel, close to the conveying pipeline, in a communicating manner, a supporting rod is arranged on the inner side wall of the discharging barrel, a deflector rod is arranged at the upper end of the supporting rod, and the deflector rod is in sliding contact with the side wall of the helical blades.
According to the technical scheme, the spiral blade which is in sliding fit with the inner wall of the feeding cylinder is used for conveying the pulverized coal, so that gaps do not exist between the spiral blade and the inner wall of the feeding cylinder, the pulverized coal in the feeding cylinder can be ensured to be completely conveyed into the discharging cylinder, residual pulverized coal on the inner wall of the feeding cylinder is avoided, the pulverized coal on the surface of the spiral blade is scraped through the deflector rod, and further waste caused by the fact that the pulverized coal remains on the surface of the spiral blade is avoided.
But in actual implementation, the driving lever can't clear up the powder on the whole helical blade, leads to the powder to adhere to more easily and pile up on helical blade, and the driving lever can't clear up the back shaft moreover, and the powder also can adhere to and pile up on the back shaft, can not only influence conveying efficiency, and the inside cleanness of this kind of auger conveying mechanism is difficult relatively moreover, can increase the complexity and the cost of maintaining. In addition, because inflammable powder such as magnesium powder is sensitive to temperature, high temperature can accelerate its oxidation process, leads to spontaneous combustion risk to increase, and driving motor in above-mentioned technical scheme can produce the heat when the operation, still needs its temperature of extra control in order to avoid the potential safety hazard.
Accordingly, there is a need in the art for a magnesium powder conveying apparatus that addresses the above-described problems.
Disclosure of Invention
The invention provides a magnesium powder conveying device, and aims to solve the problems that when magnesium powder is conveyed by adopting a single-pipe conveying device or an auger conveying mechanism in the related art, the magnesium powder is not easy to clean due to adhesion on the inner wall of a conveying pipeline or the auger, the conveying efficiency is affected, and the equipment maintenance complexity and cost are increased.
The invention relates to a magnesium powder conveying device which comprises a material distributing tank and a conveying pipe connected to the material distributing tank, wherein the conveying pipe is a turbulent double-sleeve pipe, the turbulent double-sleeve pipe comprises an outer sleeve pipe and an inner sleeve pipe connected to the top of the inner wall of the outer sleeve pipe, and openings uniformly distributed along the conveying direction are formed in the bottom of the inner sleeve pipe;
the inner sleeve is fixedly connected with a ring set, the ring set comprises a drainage ring and a stop ring, the drainage ring is positioned above the middle position of the opening, the stop ring is positioned at one side of the drainage ring facing the conveying direction, and the periphery of the stop ring is completely attached to the inner wall of the inner sleeve;
One side elastic connection that the backstop ring deviates from direction of delivery has the collar, is provided with iris mechanism in the collar, and one side rotation that the collar deviates from direction of delivery is connected with the guide plate, and iris mechanism forms the through-hole at the center of collar, is provided with the drive assembly one that drive iris mechanism changed its through-hole size and drive guide plate pivoted drive assembly two on the interior sleeve pipe.
The magnesium powder conveying pipe has the beneficial effects that when magnesium powder in the outer sleeve pipe is piled up or blocked, the through hole in the center of the iris mechanism is reduced through the first driving component, so that resistance to air flow is increased, more air flow is guided into the outer sleeve pipe through the guide plate, the impact force of the air flow is increased, the guide plate is driven to swing through the second driving component, and after the air flow entering between the guide ring and the installation ring is guided by the guide plate, turbulent flow blowing to a magnesium powder piled up position is formed, so that the piled magnesium powder is facilitated to be loosened, and the conveying pipe is dredged.
Preferably, the iris mechanism comprises a rotary table and a plurality of blades, the mounting ring is provided with a mounting groove along the inner peripheral surface of the mounting ring, the rotary table is rotationally connected in the mounting groove, the blades are arranged between the rotary table and the groove wall of the mounting groove, the plurality of blades form a through hole at the center of the mounting ring, a pushing groove is formed in the rotary table, a limiting groove is formed in the mounting ring, protruding columns corresponding to the pushing groove and the limiting groove are respectively extended on two sides of the blades, when the pneumatic pushing mounting ring moves towards the conveying direction, a driving assembly drives the rotary table to rotate, and the rotary table drives the blades to move so as to reduce the through hole.
Preferably, the mounting ring is in sliding fit with the inner sleeve pipe along the conveying direction through the limiting assembly, the first driving assembly comprises a driving rod and a driving groove, the driving rod is fixedly connected with the rotary table, the driving groove is formed in the inner wall of the inner sleeve pipe, the periphery of the mounting ring is provided with a movable groove, the driving rod penetrates through the movable groove to extend into the driving groove, and when the air pressure pushes the mounting ring to move along the conveying direction, the driving rod moves along the driving groove to drive the rotary table to rotate so as to reduce the through hole.
The blade driving device has the beneficial effects that in the process that the air flow pushes the mounting ring to move towards the conveying direction, the driving groove and the driving rod are matched to drive the blade, the effect of changing the size of the through hole is achieved, the structure is compact and ingenious, electric driving is not needed, and the energy consumption is reduced.
Preferably, an elastic piece is connected between the guide plate and the mounting ring, the guide plate is not acted by external force, the guide plate is in a state of inclining from top to bottom towards one side far away from the mounting ring, the driving assembly II comprises elastic blocks which are arranged on the wall of the inner sleeve pipe at intervals along the conveying direction, the elastic blocks are elastically connected with the inner sleeve pipe along the radial direction of the inner sleeve pipe, and when the mounting ring moves along the conveying direction, the elastic blocks stir the guide plate to rotate.
The magnesium powder stirring device has the beneficial effects that the elastic block is used for stirring the guide plate to rotate, so that the angle of the guide plate is adjusted, the guide plate changes the air flow direction, turbulence is generated, and the agglomeration and dispersion of magnesium powder are accelerated.
Preferably, one side of the elastic block facing the conveying direction and one side of the elastic block facing away from the conveying direction are respectively provided with a first inclined wedge surface, the inner wall of the inner sleeve is provided with a first sliding groove, the elastic block is elastically connected in the first sliding groove, and when the elastic block is not affected by external force, part of the structure of the first inclined wedge surface is positioned outside the first sliding groove.
Preferably, the inner wall of the inner sleeve is provided with a second chute along the radial direction of the inner sleeve, the second chute is internally and elastically connected with a convex block, the convex block pops out to block the convex block to move towards one side deviating from the conveying direction when the mounting ring moves to the position beyond the convex block along the conveying direction, the convex block is respectively provided with a second wedge surface towards one side of the conveying direction and one side deviating from the conveying direction, and when the convex block is not influenced by external force, part of the second wedge surface is positioned outside the chute.
The device has the beneficial effects that by arranging the convex blocks, after dredging the conveying pipe and stabilizing the air pressure, the mounting ring pushes the convex blocks again to realize resetting, so that the guide plate can strike on the convex blocks under the driving of the mounting ring, and can vibrate the turbulent double-sleeve pipe, thereby being beneficial to separating magnesium powder from the pipe wall and avoiding the accumulation of more magnesium powder at the attachment position of the magnesium powder to cause agglomeration.
Preferably, the installation ring is rotationally connected with a rotating shaft, the guide plate is rotationally connected to the rotating shaft, the rotating shaft is fixedly connected with a pushing plate, the pushing plate is located on one side of the guide plate, which faces the conveying direction, a driving assembly III for driving the rotating shaft to drive the pushing plate to rotate is arranged between the inner sleeve and the rotating shaft, and when the installation ring moves along the conveying direction, the driving assembly III drives the rotating shaft to drive the pushing plate to push the guide plate to rotate on one side, which faces away from the conveying direction.
The device has the beneficial effects that the driving assembly drives the pushing plate to push the guide plate to rotate, so that the problem that the guide plate cannot be rotated to adjust the angle only by pushing the elastic block due to too large impact of air flow on the guide plate when the conveying pipe is blocked is avoided.
Preferably, the driving assembly III comprises a connecting rod, a guide block, a guide groove I and a guide groove II, one end of the connecting rod is fixedly connected with the rotating shaft, the other end of the connecting rod is rotationally connected with the guide block, the guide groove I and the guide groove II are arranged on the inner wall of the inner sleeve, the guide groove I is obliquely arranged from bottom to top along the conveying direction, the guide block is in sliding fit with the guide groove I, when the mounting ring moves along the conveying direction, the guide block moves along the guide groove I, the rotating shaft is driven to rotate through the connecting rod, and the rotating shaft drives the pushing plate to push the guide plate to rotate.
The beneficial effects of the invention are as follows:
(1) According to the invention, the mounting ring and the guide plate are arranged, when magnesium powder in the outer sleeve is piled up or blocked, the through hole in the center of the iris mechanism is reduced through the first driving component, so that the resistance to air flow is increased, more air flow is guided into the outer sleeve through the guide plate, the impact force of the air flow is increased, and the agglomeration or attached magnesium powder is facilitated to be blown away;
(2) The second driving component drives the guide plate to swing, so that after the air flow entering between the guide ring and the mounting ring is guided by the guide plate, turbulent flow blowing to the magnesium powder accumulation position is formed, the accumulated magnesium powder is facilitated to be loosened, and the conveying pipe is quickly dredged;
(3) The magnesium powder conveying device disclosed by the invention is not easy to cause accumulation and agglomeration of magnesium powder in the conveying pipe, and can be used for rapidly dispersing the magnesium powder, dredging the conveying pipe and ensuring normal transportation of the powder when accumulation and blockage phenomena occur.
Drawings
FIG. 1 is a schematic view of the overall structure of a magnesium powder conveying device according to the present invention.
FIG. 2 is a schematic view of a turbulent double sleeve of a magnesium powder conveying device according to the present invention.
FIG. 3 is a cross-sectional view of a turbulent double sleeve of a magnesium powder delivery apparatus of the present invention.
FIG. 4 is a schematic illustration of the assembly of a turbulent double sleeve and mounting ring of a magnesium powder delivery device of the present invention.
Fig. 5 is a schematic view of the structure of a mounting ring of a magnesium powder conveying device according to the present invention.
Fig. 6 is a schematic diagram of an iris mechanism of a magnesium powder delivering apparatus according to the present invention.
Fig. 7 is a schematic diagram of an iris mechanism of a magnesium powder conveying device according to the present invention.
Fig. 8 is a partial enlarged view of a portion a in fig. 3.
Fig. 9 is a schematic structural view of a baffle plate of a magnesium powder conveying device according to the present invention.
FIG. 10 is a schematic view showing the structure of a first guide groove and a second guide groove of a magnesium powder conveying device according to the present invention.
FIG. 11 is a schematic view showing the cooperation of the guide block and the first guide groove of the magnesium powder conveying device.
Reference numerals:
1. a material distributing tank; 2, an outer sleeve, 3, an inner sleeve, 31, an opening, 32, a guide groove, 33, a driving groove, 34, a spring block, 35, a first inclined wedge surface, 36, a convex block, 37, a second inclined wedge surface, 38, a first guide groove, 39, a second guide groove, 4, a drainage ring, 5, a stop ring, 6, a mounting ring, 60, a sliding block, 61, a turntable, 62, a blade, 621, a convex column, 63, a through hole, 64, a pushing groove, 65, a limiting groove, 66, a driving rod, 67, a movable groove, 7, a guide plate, 8, a rotating shaft, 81, a pushing plate, 82, a connecting rod, 83 and a guide block.
Detailed Description
Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings. The embodiments described below by referring to the drawings are illustrative and intended to explain the present invention and should not be construed as limiting the invention.
As shown in fig. 1 to 11, the magnesium powder conveying device comprises a material distributing tank 1 and a conveying pipe connected to the material distributing tank 1, wherein the conveying pipe is a turbulent double-sleeve pipe, the turbulent double-sleeve pipe comprises an outer sleeve pipe 2 and an inner sleeve pipe 3 connected to the top of the inner wall of the outer sleeve pipe 2, and magnesium powder is conveyed in the outer sleeve pipe 2. The bottom of the inner sleeve 3 is provided with openings 31 which are evenly distributed at intervals along the conveying direction. The inside fixedly connected with ring group of interior sleeve pipe 3, ring group include drainage ring 4 and backstop ring 5, and drainage ring 4 is located the top of opening 31 intermediate position, and backstop ring 5 is located drainage ring 4 towards one side of direction of delivery, and the periphery of backstop ring 5 is laminated completely with the inner wall of interior sleeve pipe 3.
As shown in fig. 4 and 5, the side of the stop ring 5 facing away from the conveying direction is connected elastically by a spring to a mounting ring 6. An iris mechanism is arranged in the mounting ring 6, and a through hole 63 is formed in the center of the mounting ring 6. One side of the mounting ring 6, which is away from the conveying direction, is rotationally connected with a guide plate 7, and a first driving component for driving the iris mechanism to change the size of the through hole 63 and a second driving component for driving the guide plate 7 to rotate are arranged on the inner sleeve 3.
During normal conveying of magnesium powder, nitrogen is introduced into the turbulent double-sleeve, the nitrogen gas flow drives the magnesium powder to move in the outer sleeve 2, and when the auxiliary air flow in the inner sleeve 3 passes through the opening 31 and the drainage ring 4, strong turbulence is generated in the outer sleeve 2, so that the phenomenon that materials form lumps or bridge connection in the conveying process can be reduced, and continuous flow of the materials is ensured. However, when the conveying device starts and stops, because of sudden generation and disappearance of turbulence, magnesium powder is possibly accumulated or blocked in the outer sleeve 2 to affect normal conveying, when the magnesium powder is accumulated or blocked, air pressure at the accumulated position can be increased, air flow at the accumulated position can enter the drainage ring 4 from the opening 31 to cause the air pressure between the drainage ring 4 and the stop ring 5 to be increased, the air flow pushes the mounting ring 6 to move towards the conveying direction, meanwhile, the driving assembly I drives the iris mechanism to shrink the through hole 63 in the middle of the mounting ring 6, and the driving assembly II drives the guide plate 7 to swing, so that part of air entering between the drainage ring 4 and the mounting ring 6 is guided by the guide plate 7 to form turbulence blowing to the accumulated magnesium powder to facilitate loosening of the accumulated magnesium powder, and dredging the conveying pipe.
As shown in fig. 5 to 7, the iris mechanism includes a turntable 61 and six blades 62, the mounting ring 6 is provided with a mounting groove along its inner circumferential surface, the turntable 61 is rotatably connected in the mounting groove, the blades 62 are provided between the turntable 61 and the groove wall of the mounting groove, and a plurality of blades 62 form a through hole 63 at the center of the mounting ring 6. The turntable 61 is provided with a pushing groove 64, the mounting ring 6 is provided with a limiting groove 65, and two sides of the blade 62 are respectively extended with a convex column 621 corresponding to the pushing groove 64 and the limiting groove 65. When the air pressure pushes the mounting ring 6 to move towards the conveying direction, the first driving component drives the rotary table 61 to rotate, and the rotary table 61 drives the blades 62 to move so as to shrink the through holes 63.
As shown in fig. 4 to 7, the mounting ring 6 is slidably matched with the inner sleeve 3 along the conveying direction through a limiting assembly, the limiting assembly comprises a sliding block 60 and a guide groove 32, the guide groove 32 is formed in the inner wall of the inner sleeve 3 along the conveying direction, the sliding block 60 is fixedly connected to the periphery of the mounting ring 6, and the sliding block 60 is slidably connected in the guide groove 32 along the conveying direction.
The first driving component comprises a driving rod 66 and a driving groove 33, the driving rod 66 is fixedly connected to the rotary table 61, and the driving groove 33 is formed in the inner wall of the inner sleeve 3. The outer periphery of the mounting ring 6 is provided with a movable groove 67, and the driving rod 66 extends into the driving groove 33 through the movable groove 67. When the air flow pushes the mounting ring 6 to move towards the conveying direction, the driving rod 66 moves along the driving groove 33 to drive the turntable 61 to rotate so as to shrink the through hole 63.
As shown in fig. 4 and 8, an elastic member, which is a spring as an example, is connected between the baffle 7 and the mounting ring 6. When the deflector 7 is not acted by external force, the deflector is in a state of inclining from top to bottom to the side far away from the mounting ring 6. The second driving component comprises elastic blocks 34 which are arranged on the wall of the inner sleeve 3 at intervals along the conveying direction, a first sliding groove is formed in the inner wall of the inner sleeve 3, the elastic blocks 34 are elastically connected in the first sliding groove along the radial direction of the inner sleeve 3, inclined wedge faces 35 are respectively arranged on one side of the elastic blocks 34 facing the conveying direction and one side of the elastic blocks facing away from the conveying direction, and when the elastic blocks 34 are not affected by external force, part of structures of the inclined wedge faces 35 are located outside the first sliding groove.
When the mounting ring 6 moves along the conveying direction, the elastic block 34 blocks the guide plate 7 to move along the mounting ring 6, so that the guide plate 7 is stirred to rotate to one side deviating from the conveying direction, the change of the airflow direction is realized, along with the movement of the mounting ring 6, the guide plate 7 is pulled by a spring between the guide plate 7 and the mounting ring 6, the elastic block 34 is extruded into the first chute, the guide plate 7 loses the pushing of the elastic block 34, rotates to the direction close to the mounting ring 6, and is pushed to rotate again until the guide plate 7 contacts with the next elastic block 34, so that the change of the airflow direction of the guide plate 7 is realized, and the turbulent flow impacting towards the magnesium powder accumulation position is formed.
The inner wall of the inner sleeve 3 is provided with a second chute along the radial direction of the inner sleeve 3, a lug 36 is elastically connected in the second chute through a spring, one side of the lug 36 facing the conveying direction and one side of the lug facing away from the conveying direction are respectively provided with a second wedge surface 37, and when the lug 36 is not acted by external force, part of the structure of the second wedge surface 37 is positioned outside the chute. When the mounting ring 6 moves to the position beyond the protruding block 36 along the conveying direction, the protruding block 36 pops up to stop the mounting ring 6 from moving to the side deviating from the conveying direction, after the accumulated magnesium powder is loosened and taken away by the air flow, the air pressure in the inner sleeve 3 and the outer sleeve 2 is restored to be stable, the spring between the mounting ring 6 and the stop ring 5 pushes the mounting ring 6 to move to the side deviating from the conveying direction, and the mounting ring 6 enables the protruding block 36 to enter the second chute by extruding the second wedge surface 37.
When the installation ring 6 moves to one side deviating from the conveying direction, the elastic block 34 blocks the guide plate 7 to move along with the installation ring 6, the guide plate 7 is extruded to rotate to one side deviating from the conveying direction, after the guide plate 7 makes the elastic block 34 enter the first chute through the first extrusion wedge surface 35, the spring between the guide plate 7 and the installation ring 6 drives the guide plate 7 to rotate to one side deviating from the conveying direction, when the guide plate 7 contacts with the next elastic block 34, the moving process is repeated, and therefore fine adjustment of the rotating direction of the guide plate 7 is achieved when the installation ring 6 is reset, blowing of a small amount of magnesium powder attached to the pipe wall of the outer sleeve 2 is facilitated, and when the spring pushes the installation ring 6 to move to one side deviating from the conveying direction, the guide plate 7 impacts on the elastic block 34, so that vibration can be formed on the turbulent double-sleeve, separation of magnesium powder and the pipe wall is facilitated, and more magnesium powder is prevented from being accumulated at the attachment position of the magnesium powder, and caking is caused.
As shown in fig. 9 to 11, in order to avoid the impact of the air flow on the baffle 7 during the blocking, the pushing by the elastic block 34 is only used to prevent the baffle 7 from rotating by an adjustment angle, in this embodiment, the installation ring 6 is rotationally connected with the rotating shaft 8, the baffle 7 is rotationally connected to the rotating shaft 8, the rotating shaft 8 is fixedly connected with the pushing plate 81, the pushing plate 81 is located at one side of the baffle 7 facing the conveying direction, a driving component three driving the rotating shaft 8 to drive the pushing plate 81 to rotate is disposed between the inner sleeve 3 and the rotating shaft 8, and when the installation ring 6 moves along the conveying direction, the driving component three drives the rotating shaft 8 to drive the pushing plate 81 to push the baffle 7 to rotate toward one side deviating from the conveying direction.
The driving assembly III comprises a connecting rod 82, a guide block 83, a guide groove I38 and a guide groove II 39, one end of the connecting rod 82 is fixedly connected with the rotating shaft 8, the other end of the connecting rod 82 is rotationally connected with the guide block 83, the guide groove I38 and the guide groove II 39 are arranged on the inner wall of the inner sleeve 3, the guide groove I38 is obliquely arranged from bottom to top along the conveying direction, the guide block 83 is in sliding fit with the guide groove I38, when the mounting ring 6 moves along the conveying direction, the guide block 83 moves along the guide groove I38, the rotating shaft 8 is driven to rotate by the connecting rod 82, and the rotating shaft 8 drives the pushing plate 81 to push the guide plate 7 to rotate.
In the description of the present invention, it should be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", "axial", "radial", "circumferential", etc. indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings are merely for convenience in describing the present invention and simplifying the description, and do not indicate or imply that the device or element being referred to must have a specific orientation, be configured and operated in a specific orientation, and therefore should not be construed as limiting the present invention.
Furthermore, the terms "first," "second," and the like, are used for descriptive purposes only and are not to be construed as indicating or implying a relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defining "a first" or "a second" may explicitly or implicitly include at least one such feature. In the description of the present invention, the meaning of "plurality" means at least two, for example, two, three, etc., unless specifically defined otherwise.
While embodiments of the present invention have been shown and described above, it will be understood that the above embodiments are illustrative and not to be construed as limiting the invention, and that variations, modifications, alternatives and variations may be made to the above embodiments by one of ordinary skill in the art within the scope of the invention.
Claims (8)
1. The magnesium powder conveying device comprises a material distributing tank (1) and a conveying pipe connected to the material distributing tank (1), and is characterized in that the conveying pipe is a turbulent double-sleeve pipe, the turbulent double-sleeve pipe comprises an outer sleeve pipe (2) and an inner sleeve pipe (3) connected to the top of the inner wall of the outer sleeve pipe (2), and openings (31) uniformly distributed along the conveying direction at intervals are formed in the bottom of the inner sleeve pipe (3);
The inner sleeve (3) is internally fixedly connected with a ring set, the ring set comprises a drainage ring (4) and a stop ring (5), the drainage ring (4) is positioned above the middle position of the opening (31), the stop ring (5) is positioned at one side of the drainage ring (4) facing the conveying direction, and the periphery of the stop ring (5) is completely attached to the inner wall of the inner sleeve (3);
one side elastic connection who deviates from direction of delivery of stop ring (5) has collar (6), is provided with iris mechanism in collar (6), and the one side rotation that deviates from direction of delivery of collar (6) is connected with guide plate (7), and iris mechanism forms through-hole (63) at the center of collar (6), is provided with on interior sleeve pipe (3) and drives iris mechanism and change the drive assembly one and the drive assembly two of drive guide plate (7) pivoted of its through-hole (63) size.
2. The magnesium powder conveying device according to claim 1, wherein the iris mechanism comprises a rotary table (61) and a plurality of blades (62), the mounting ring (6) is provided with a mounting groove along the inner peripheral surface of the mounting ring, the rotary table (61) is rotationally connected in the mounting groove, the blades (62) are arranged between the rotary table (61) and the groove wall of the mounting groove, the plurality of blades (62) form a through hole (63) at the center of the mounting ring (6), a pushing groove (64) is formed in the rotary table (61), a limiting groove (65) is formed in the mounting ring (6), protruding columns (621) corresponding to the pushing groove (64) and the limiting groove (65) are respectively formed on two sides of the blades (62), and when the mounting ring (6) is pushed to move in the conveying direction by air pressure, the driving assembly drives the rotary table (61) to rotate, and the rotary table (61) drives the blades (62) to move so as to reduce the through hole (63).
3. The magnesium powder conveying device according to claim 2, wherein the mounting ring (6) is in sliding fit with the inner sleeve (3) along the conveying direction through a limiting assembly, the driving assembly comprises a driving rod (66) and a driving groove (33), the driving rod (66) is fixedly connected to the rotary table (61), the driving groove (33) is formed in the inner wall of the inner sleeve (3), the periphery of the mounting ring (6) is provided with a movable groove (67), the driving rod (66) penetrates through the movable groove (67) to extend into the driving groove (33), and when the air pressure pushes the mounting ring (6) to move towards the conveying direction, the driving rod (66) moves along the driving groove (33) to drive the rotary table (61) to rotate so as to shrink the through hole (63).
4. The magnesium powder conveying device according to claim 1, wherein an elastic piece is connected between the guide plate (7) and the mounting ring (6), when the guide plate (7) is not affected by external force, the guide plate (7) is in a state of inclining from top to bottom to one side far away from the mounting ring (6), the driving assembly II comprises elastic blocks (34) which are arranged on the wall of the inner sleeve (3) at intervals along the conveying direction, the elastic blocks (34) are elastically connected with the inner sleeve (3) along the radial direction of the inner sleeve (3), and when the mounting ring (6) moves along the conveying direction, the elastic blocks (34) stir the guide plate (7) to rotate.
5. The magnesium powder conveying device according to claim 4, wherein the side of the elastic block (34) facing the conveying direction and the side facing away from the conveying direction are respectively provided with a first inclined wedge surface (35), the inner wall of the inner sleeve (3) is provided with a first sliding groove, the elastic block (34) is elastically connected in the first sliding groove, and when the elastic block (34) is not acted by external force, part of the structure of the first inclined wedge surface (35) is positioned outside the first sliding groove.
6. The magnesium powder conveying device according to claim 5, wherein a second sliding groove is formed in the inner wall of the inner sleeve (3) along the radial direction of the inner sleeve (3), a lug (36) is elastically connected in the second sliding groove, when the mounting ring (6) moves to the position beyond the lug (36) along the conveying direction, the lug (36) ejects to stop the mounting ring (6) to move to the side deviating from the conveying direction, a second inclined wedge surface (37) is respectively arranged on the side of the lug (36) facing the conveying direction and the side deviating from the conveying direction, and when the lug (36) is not acted by external force, part of the structure of the second inclined wedge surface (37) is positioned outside the sliding groove.
7. The magnesium powder conveying device according to claim 6, wherein the mounting ring (6) is rotationally connected with a rotating shaft (8), the guide plate (7) is rotationally connected to the rotating shaft (8), the rotating shaft (8) is fixedly connected with a pushing plate (81), the pushing plate (81) is located at one side of the guide plate (7) facing the conveying direction, a driving assembly III for driving the rotating shaft (8) to drive the pushing plate (81) to rotate is arranged between the inner sleeve (3) and the rotating shaft (8), and when the mounting ring (6) moves along the conveying direction, the driving assembly III drives the rotating shaft (8) to drive the pushing plate (81) to push the guide plate (7) to rotate towards one side deviating from the conveying direction.
8. The magnesium powder conveying device according to claim 7, wherein the driving assembly three comprises a connecting rod (82), a guide block (83), a first guide groove (38) and a second guide groove (39), one end of the connecting rod (82) is fixedly connected with the rotating shaft (8), the other end of the connecting rod is rotatably connected with the guide block (83), the first guide groove (38) and the second guide groove (39) are formed in the inner wall of the inner sleeve (3), the first guide groove (38) is obliquely arranged from bottom to top in the conveying direction, the guide block (83) is in sliding fit with the first guide groove (38), and when the mounting ring (6) moves in the conveying direction, the guide block (83) moves along the first guide groove (38) and drives the rotating shaft (8) to rotate through the connecting rod (82), and the rotating shaft (8) drives the pushing plate (81) to push the guide plate (7) to rotate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202411798127.2A CN119240340A (en) | 2024-12-09 | 2024-12-09 | A magnesium powder conveying device |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202411798127.2A CN119240340A (en) | 2024-12-09 | 2024-12-09 | A magnesium powder conveying device |
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| CN119240340A true CN119240340A (en) | 2025-01-03 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202411798127.2A Pending CN119240340A (en) | 2024-12-09 | 2024-12-09 | A magnesium powder conveying device |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN119429704A (en) * | 2025-01-07 | 2025-02-14 | 大连长盛海华输送设备制造有限公司 | A powder conveying structure and conveying pipe |
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| CN119429704A (en) * | 2025-01-07 | 2025-02-14 | 大连长盛海华输送设备制造有限公司 | A powder conveying structure and conveying pipe |
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