CN215438719U

CN215438719U - Lithium hydroxide pneumatic conveying device

Info

Publication number: CN215438719U
Application number: CN202121545976.9U
Authority: CN
Inventors: 冉光泽; 吴柏强; 涂鹏飞; 肖元杰; 吴昊荣
Original assignee: Chengdu Haiyi Electromechanical Equipment Co ltd
Current assignee: Chengdu Haiyi Electromechanical Equipment Co ltd
Priority date: 2021-07-08
Filing date: 2021-07-08
Publication date: 2022-01-07
Anticipated expiration: 2031-07-08

Abstract

The utility model provides a lithium hydroxide pneumatic conveying device, which belongs to the technical field of conveying devices and comprises a shell; the separation bin is fixedly connected to the lower inner wall of the shell and is provided with a discharge hole, a feed inlet and an air outlet; one end of the material injection pipeline is fixedly connected into the material inlet of the separation bin; one end of the discharge pipeline is fixedly connected into a discharge port of the separation bin; this device can carry out long distance transport through high-pressure draught with lithium hydrate material granule through the notes material mechanism that is equipped with in linear notes material pipeline, when long distance transport finishes getting into ejection of compact stage, produce less strong guide airflow through the three turbine that is equipped with again in the ejection of compact pipeline of buckling and carry out the short distance and arrange the material, the material granule has all been avoided colliding with the pipeline at the whole in-process that transports lithium hydrate material granule to the damage of pipeline and the wearing and tearing of material granule itself have been avoided.

Description

Lithium hydroxide pneumatic conveying device

Technical Field

The utility model belongs to the technical field of conveying devices, and particularly relates to a lithium hydroxide pneumatic conveying device.

Background

Lithium hydroxide is an inorganic substance with the chemical formula of LiOH, is a white monoclinic fine crystal, and has strong basicity and corrosivity. The lithium hydroxide can be used for manufacturing chemical products such as lithium salt, lithium-based lubricating grease, electrolyte of an alkaline storage battery, absorption liquid of a lithium bromide refrigerator and the like, and can increase the battery capacity by 12-15% and prolong the service life by 2-3 times when being used for the alkaline storage battery. After the lithium hydroxide powder is manufactured, the lithium hydroxide powder needs to be conveyed to a production line by using a pneumatic conveying device, and the principle of the pneumatic conveying device utilizes the energy of airflow to convey granular materials in an airtight pipeline along the airflow direction. The pneumatic conveying device is convenient to operate, can be used for horizontal, vertical or inclined conveying, and can simultaneously carry out physical operations or certain chemical operations such as heating, cooling, drying, airflow classification and the like on materials in the conveying process.

However, when the existing pneumatic conveying device is used for conveying lithium hydroxide, the bent part of the pipeline collides with the lithium hydroxide, so that the pipeline is easily damaged by strong basicity and corrosivity of the lithium hydroxide, the service life of equipment is short, certain safety risk is caused, and lithium hydroxide particles are easily damaged due to collision with the pipeline, so that the product quality of the lithium hydroxide is influenced.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a lithium hydroxide pneumatic conveying device, and aims to solve the problems that in the prior art, when a pipeline is in contact with lithium hydroxide, the pipeline is easily damaged due to strong basicity and corrosivity of the lithium hydroxide, the service life of equipment is short, certain safety risks are caused, and lithium hydroxide particles are easily damaged due to collision with the pipeline, so that the product quality of the lithium hydroxide is influenced.

In order to achieve the purpose, the utility model provides the following technical scheme:

lithium hydroxide pneumatic conveyor includes:

a housing;

the separation bin is fixedly connected to the lower inner wall of the shell and is provided with a discharge hole, a feed inlet and an air outlet;

one end of the material injection pipeline is fixedly connected into a material inlet of the separation bin;

one end of the discharge pipeline is fixedly connected into a discharge port of the separation bin;

the material injection mechanism is connected with the material injection pipeline so as to realize the input of materials into the separation bin through high-pressure air flow;

the material separation mechanism comprises a first driving part and a spiral blade, the spiral blade is arranged in the separation bin, and the first driving part is connected with the spiral blade to realize rotation of the spiral blade so as to separate the material from the high-pressure airflow through centrifugal force; and the feeding mechanism comprises a second driving part and a plurality of turbines, the turbines are arranged in the discharging pipeline, and the second driving part is connected with the turbines to rotate so as to generate a plurality of sections of air flows for feeding.

As a preferable scheme of the present invention, the material injection mechanism includes an air blower and a material injection hopper, the air blower is fixedly connected to the lower inner wall of the housing, the material injection hopper is fixedly connected to the upper end of the housing, a material discharge opening is formed in the material injection hopper, one of the other two ends of the material injection pipeline is fixedly connected to an output end of the air blower, and the other of the other two ends of the material injection pipeline penetrates through the upper end of the housing and is fixedly connected to the material discharge opening of the material injection hopper.

As a preferable aspect of the present invention, the first driving part includes a first rotating rod and a first motor, the first motor is fixedly connected to an upper inner wall of the housing, the first rotating rod is fixedly connected to an output end of the first motor, another end of the first rotating rod movably penetrates through the upper inner wall of the separation bin and extends downward, and the spiral blade is fixedly connected to a circumferential surface of the first rotating rod.

As a preferable aspect of the present invention, the second driving member includes a rotating assembly, a third rotating rod, two fourth rotating rods, a plurality of second rotating rods, a plurality of first bevel gears, and a plurality of second bevel gears, one end of each of the plurality of second rotating rods is fixedly connected to a side end of each of the plurality of turbines, the other end of each of the plurality of second rotating rods movably penetrates through a circumferential surface of the discharge pipe and extends outward, the plurality of first bevel gears are fixedly connected to circumferential surfaces of the plurality of second rotating rods, the third rotating rod is disposed in the housing, both the two fourth rotating rods are rotatably connected to a side inner wall of the housing, the plurality of second bevel gears are fixedly connected to circumferential surfaces of the third rotating rod and the two fourth rotating rods, and the plurality of second bevel gears are engaged with the plurality of first bevel gears.

As a preferable scheme of the present invention, the rotating assembly includes a belt, a second motor, and a plurality of spools, the plurality of spools are respectively and fixedly connected to circumferential surfaces of the third rotating rod and the two fourth rotating rods, the belt is in transmission connection with circumferential surfaces of the plurality of spools, the second motor is fixedly connected to a side inner wall of the housing, and the third rotating rod is fixedly connected to an output end of the second motor.

As a preferred scheme of the utility model, the upper inner wall of the separation bin is provided with a limiting groove, the upper end of the spiral blade is fixedly connected with a limiting block, and the limiting block is rotatably connected in the limiting groove.

In a preferred embodiment of the present invention, the second bevel gear has a smaller diameter and a smaller number of teeth than the third rotating shaft.

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

1. in this scheme, annotate the pipeline of material pipeline for being used for long distance transportation material, annotate the available high-pressure draught of material mechanism through being equipped with and wrap up lithium hydrate material granule and hold under the arms and through annotating the interior transmission of material pipeline, back in transmitting to the separate bin, can utilize the high-pressure draught tangential introduction that the solid gas mixes to cause rotary motion, thereby the lithium hydrate material granule that makes to have great inertial centrifugal force gets rid of the inner wall to the separate bin and separates out the material, at this in-process, the material granule can not cause the two wearing and tearing of each other with the notes material pipeline of sharp structure bumps.

2. In this scheme, can pour into the ejection of compact pipeline into after the material separation in, the ejection of compact pipeline of buckling rotates at the three turbine that three turning was equipped with and can produce the direction air current and carry away the material granule, and at this in-process, the material granule also can not collide with the pipeline inner wall of ejection of compact pipeline.

Drawings

The accompanying drawings, which are included to provide a further understanding of the utility model and are incorporated in and constitute a part of this specification, illustrate embodiments of the utility model and together with the description serve to explain the principles of the utility model and not to limit the utility model. In the drawings:

FIG. 1 is a perspective view of the present invention;

FIG. 2 is a cross-sectional view of the present invention;

FIG. 3 is an enlarged view of a portion of the utility model at A in FIG. 2;

FIG. 4 is a partial exploded view of the spiral lobe of the present invention;

fig. 5 is a partial exploded view of a turbine according to the present invention.

In the figure: 1. a housing; 2. a blower; 3. a material injection pipeline; 4. a material injection hopper; 5. separating the bins; 6. a discharge pipeline; 7. helical leaves; 701. a first rotating lever; 702. a first motor; 703. a limiting block; 704. a limiting groove; 8. a turbine; 801. a second rotating rod; 802. a first bevel gear; 803. a second bevel gear; 804. a third rotating rod; 805. a fourth rotating rod; 806. a spool; 807. a belt; 808. a second motor.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Example 1

Referring to fig. 1-5, the present invention provides the following technical solutions:

lithium hydroxide pneumatic conveyor includes:

a housing 1;

the separation bin 5 is fixedly connected to the lower inner wall of the shell 1, and a discharge hole, a feed inlet and an air outlet are formed in the separation bin 5;

one end of the material injection pipeline 3 is fixedly connected into a material inlet of the separation bin 5;

one end of the discharge pipeline 6 is fixedly connected into a discharge port of the separation bin 5;

the material injection mechanism is connected with the material injection pipeline 3 to realize the input of materials into the separation bin 5 through the flow of high-pressure gas;

the material separation mechanism comprises a first driving part and a spiral blade 7, the spiral blade 7 is arranged in the separation bin 5, and the first driving part is connected with the spiral blade 7 to realize rotation of the spiral blade so as to separate the material from the high-pressure airflow through centrifugal force; and

and the feeding mechanism comprises a second driving part and a plurality of turbines 8, the turbines 8 are all arranged in the discharging pipeline 6, and the second driving part is connected with the turbines 8 to realize the rotation of the turbines so as to generate a plurality of sections of air flows for feeding.

In the embodiment of the utility model, the shell 1 plays a role of fixing other structures of the supporting device, the front end of the shell 1 is provided with a Z-shaped groove, the upper part of the separation bin 5 is cylindrical, the middle part of the separation bin is conical, the lower part of the separation bin 5 is provided with three supporting legs, the three supporting legs of the separation bin 5 are fixed at the middle part of the lower inner wall of the shell 1, a spiral blade 7 is arranged in the separation bin 5, the left upper part of the separation bin 5 is provided with a feeding hole communicated with an inner cavity of the separation bin 5, the right upper part of the separation bin 5 is provided with an air outlet communicated with the inner cavity, the lower part of the separation bin 5 is provided with a discharging hole communicated with the inner cavity, the material injection pipeline 3 is a three-way pipeline, the right end of the material injection pipeline 3 is fixed in the feeding hole of the separation bin 5, the material injection pipeline 3 is used for long-distance transportation, particles can not collide with the inner wall of the material injection pipeline 3 in the transportation process, the discharging pipeline 6 is a multi-section bent pipeline, one end of a discharge pipeline 6 is fixed in a discharge port of a separation bin 5, turbines 8 with matched directions are arranged at three bending positions of the discharge pipeline 6, the three turbines 8 are 45 degrees and 90 degrees are diagonally distributed, lithium hydroxide material particles can be transported in a material injection pipeline 3 for a long distance through a high-pressure air flow by an arranged material injection mechanism until being injected into the separation bin 5, at the moment, a first driving part is arranged to drive a spiral blade 7 to rotate in the separation bin 5, the lithium hydroxide material particles with larger inertial centrifugal force are thrown to the inner wall of the separation bin 5 by utilizing the rotary motion caused by the tangential introduction of the high-pressure air flow of solid-gas mixing, so that the material is separated, the separated air flow is discharged through an air outlet of the separation bin 5, the material falls into the discharge pipeline 6 from the discharge port at the lower part of the separation bin 5, then a second driving part is arranged to drive the three turbines 8 to rotate, so as to generate three sections of air flows to discharge the material particles through the discharge pipeline 6, the feeding is completed, and the material particles cannot collide with the inner wall of the discharge pipeline 6 due to the blowing action of the three turbines 8.

Referring to fig. 2 specifically, the material injection mechanism includes an air blower 2 and a material injection hopper 4, the air blower 2 is fixedly connected to the lower inner wall of the casing 1, the material injection hopper 4 is fixedly connected to the upper end of the casing 1, a material discharge opening is formed in the material injection hopper 4, one end of the other two ends of the material injection pipeline 3 is fixedly connected to the output end of the air blower 2, and the other end of the other two ends of the material injection pipeline 3 penetrates through the upper end of the casing 1 and is fixedly connected to the material discharge opening of the material injection hopper 4.

In this embodiment: air-blower 2 is fixed in the lower inner wall left part of casing 1, air-blower 2 and external power source electric connection, annotate hopper 4 and be fixed in the upper end of casing 1, the lower extreme of annotating hopper 4 is equipped with the bin outlet, the upper end of annotating hopper 4 is used for the opening to empty the material, the left end of annotating material pipeline 3 is fixed in the output of air-blower 2, the upper end of annotating material pipeline 3 runs through casing 1's upper end and is fixed in the bin outlet of annotating hopper 4, empty the material through the opening of annotating 4 upper ends of hopper and get into in annotating material pipeline 3, can produce the material granule that high-pressure draught will annotate in the material pipeline 3 and blow to the right side this moment through the operation of air-blower 2. For those skilled in the art, the blower 2 is prior art and will not be described in detail.

Specifically referring to fig. 4, the first driving part includes a first rotating rod 701 and a first motor 702, the first motor 702 is fixedly connected to the upper inner wall of the casing 1, the first rotating rod 701 is fixedly connected to the output end of the first motor 702, the other end of the first rotating rod 701 movably penetrates through the upper inner wall of the separation bin 5 and extends downward, and the spiral blade 7 is fixedly connected to the circumferential surface of the first rotating rod 701.

In this embodiment: first motor 702 is fixed in the upper inner wall middle part of casing 1, be located separation chamber 5 directly over, the upper end of first bull stick 701 is fixed in the output of first motor 702, the lower extreme activity of first bull stick 701 runs through separation chamber 5's upper inner wall and is fixed with helical blade 7, different models can be selected according to actual need to first motor 702, for example, the selection model is Y630-10/1180, first motor 702 and external power source electric connection, the operation through first motor 702 can drive first bull stick 701 and rotate, and then drive first motor 702 and rotate. For those skilled in the art, the first electric machine 702 is prior art and will not be described in detail.

Specifically referring to fig. 3 and 5, the second driving member includes a rotating assembly, a third rotating rod 804, two fourth rotating rods 805, a plurality of second rotating rods 801, a plurality of first bevel gears 802, and a plurality of second bevel gears 803, one end of each of the plurality of second rotating rods 801 is fixedly connected to a side end of each of the plurality of turbines 8, the other end of each of the plurality of second rotating rods 801 movably penetrates through a circumferential surface of the discharge duct 6 and extends outward, the plurality of first bevel gears 802 are fixedly connected to circumferential surfaces of the plurality of second rotating rods 801, the third rotating rod 804 is disposed in the housing 1, the two fourth rotating rods 805 are rotatably connected to a side inner wall of the housing 1, the plurality of second bevel gears 803 are fixedly connected to circumferential surfaces of the third rotating rod 804 and the two fourth rotating rods 805, and the plurality of second bevel gears 803 are engaged with the plurality of first bevel gears 802.

In this embodiment: circular ports have all been seted up at the three turning of ejection of compact pipeline 6, three circular ports are downthehole all to rotate there is second bull stick 801, the one end of three second bull stick 801 is fixed with turbine 8, the other end of three second bull stick 801 is fixed with first bevel gear 802, three first bevel gear 802 all meshes there is second bevel gear 803, second bevel gear 803 that is located the upside is fixed in the peripheral surface of third bull stick 804, two second bevel gears 803 that are located the downside are fixed in the peripheral surface of two fourth bull sticks 805 respectively, the rotation through third bull stick 804 and two fourth bull sticks 805 can drive three second bevel gear 803 and rotate, and then drive three first bevel gear 802 and three second bull stick 801 rotation, and then drive three turbine 8 and rotate.

Specifically referring to fig. 5, the rotating assembly includes a belt 807, a second motor 808 and a plurality of spools 806, the plurality of spools 806 are respectively and fixedly connected to the circumferential surfaces of the third rotating rod 804 and the two fourth rotating rods 805, the belt 807 is in transmission connection with the circumferential surfaces of the plurality of spools 806, the second motor 808 is fixedly connected to the inner side wall of the housing 1, and the third rotating rod 804 is fixedly connected to the output end of the second motor 808.

In this embodiment: the second motor 808 is fixed to the rear inner wall of the housing 1, the second motor 808 can select different models according to actual needs, for example, the model is selected to be Y630-10/1180, the second motor 808 is electrically connected with an external power supply, the third rotating rod 804 and the spool 806 located on the upper side can be driven to rotate through the operation of the second motor 808, and then the two spools 806 located on the lower side are driven to rotate through the transmission action of the belt 807, so that the two fourth rotating rods 805 are driven to rotate. For those skilled in the art, the second motor 808 is prior art and will not be described in detail.

Referring to fig. 3, a limiting groove 704 is formed on an upper inner wall of the separation bin 5, a limiting block 703 is fixedly connected to an upper end of the spiral blade 7, and the limiting block 703 is rotatably connected to the limiting groove 704.

In this embodiment: an annular limiting groove 704 is formed in the upper inner wall of the separation bin 5, a cylindrical limiting block 703 is fixed to the top end of the spiral blade 7, and the spiral blade 7 can be limited along the limiting groove 704 through the limiting block 703 in a rotating mode, so that the spiral blade 7 can rotate more stably and cannot deviate.

Specifically referring to fig. 3, the diameter and the number of teeth of the second bevel gear 803 are smaller than those of the third rotating shaft 804.

In this embodiment: the diameter and the number of teeth of second bevel gear 803 all are less than the diameter and the number of teeth of third bull stick 804 and can reduce drive ratio for three turbine 8's rotational speed reduces, thereby produces less strong air current, transports the material granule in ejection of compact pipeline 6, and the material granule can not consequently cause the breakage with three turning and the opposite side collision of three turbine 8 simultaneously yet.

The working principle and the using process of the utility model are as follows: firstly, starting an air blower 2, a first motor 702 and a second motor 808 to operate, then pouring lithium hydroxide material particles into a material injection hopper 4, enabling the material particles to fall into a material injection pipeline 3, then carrying out long-distance conveying along the material injection pipeline 3 under the wrapping of high-pressure air flow discharged by the air blower 2 on the material particles, then enabling the material particles to enter a separation bin 5 through the material injection pipeline 3, at the moment, the first motor 702 can drive a spiral blade 7 to rotate, centrifugal force generated when the spiral blade 7 rotates at high speed can separate the material particles from the air flow and fall into a discharge pipeline 6, and when the material particles pass through the discharge pipeline 6, the second motor 808 can drive three turbines 8 to rotate at three corners of the discharge pipeline 6 to generate guide air flow to discharge the particles from the discharge pipeline 6; this device can carry out long distance transport through high-pressure draught with lithium hydroxide material granule through the notes material mechanism that is equipped with in linear notes material pipeline 3, the speed of not only carrying at this in-process is very fast, and the material can not collide with the inner wall of annotating material pipeline 3, when long distance transport finishes getting into ejection of compact stage, produce weak direction air current through the three turbine 8 that is equipped with again in the ejection of compact pipeline 6 of buckling and carry out the short distance and arrange the material, at this in-process, material granule also can not collide with the department of buckling of ejection of compact pipeline 6, therefore, the material granule has all been avoided colliding with the pipeline at whole in-process of transporting lithium hydroxide material granule, thereby the damage of pipeline and the wearing and tearing of material granule itself have been avoided.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that changes may be made in the embodiments and/or equivalents thereof without departing from the spirit and scope of the utility model. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. Lithium hydroxide pneumatic conveyor, its characterized in that includes:

a housing (1);

the separation bin (5) is fixedly connected to the lower inner wall of the shell (1), and a discharge hole, a feed inlet and an air outlet are formed in the separation bin (5);

one end of the material injection pipeline (3) is fixedly connected into a material inlet of the separation bin (5);

one end of the discharge pipeline (6) is fixedly connected into a discharge port of the separation bin (5);

the material injection mechanism is connected with the material injection pipeline (3) to realize the input of materials into the separation bin (5) through the flow of high-pressure gas;

the material separation mechanism comprises a first driving part and spiral blades (7), the spiral blades (7) are arranged in the separation bin (5), and the first driving part is connected with the spiral blades (7) to realize rotation of the spiral blades so as to separate materials from the high-pressure airflow through centrifugal force; and

the feeding mechanism comprises a second driving part and a plurality of turbines (8), the turbines (8) are arranged in the discharging pipeline (6), and the second driving part is connected with the turbines (8) to rotate so as to generate a plurality of sections of air flows for feeding.

2. The pneumatic lithium hydroxide conveying device according to claim 1, wherein: annotate material mechanism and include air-blower (2) and notes hopper (4), air-blower (2) fixed connection is in the lower inner wall of casing (1), annotate hopper (4) fixed connection in the upper end of casing (1), be provided with the bin outlet on annotating hopper (4), annotate one end fixed connection in the all the other both ends of material pipeline (3) in the output of air-blower (2), annotate the other end in the all the other both ends of material pipeline (3) and run through the upper end and the bin outlet of fixed connection in annotating hopper (4) of casing (1).

3. The pneumatic lithium hydroxide conveying device according to claim 2, wherein: the first driving part comprises a first rotating rod (701) and a first motor (702), the first motor (702) is fixedly connected to the upper inner wall of the shell (1), the first rotating rod (701) is fixedly connected to the output end of the first motor (702), the other end of the first rotating rod (701) movably penetrates through the upper inner wall of the separation bin (5) and extends downwards, and the spiral blade (7) is fixedly connected to the circumferential surface of the first rotating rod (701).

4. The pneumatic lithium hydroxide conveying device according to claim 3, wherein: the second driving part comprises a rotating assembly, a third rotating rod (804), two fourth rotating rods (805), a plurality of second rotating rods (801), a plurality of first bevel gears (802) and a plurality of second bevel gears (803), one ends of the second rotating rods (801) are respectively and fixedly connected to the side ends of the plurality of turbines (8), the other ends of the second rotating rods (801) respectively and movably penetrate through the circumferential surface of the discharging pipeline (6) and extend outwards, the first bevel gears (802) are respectively and fixedly connected to the circumferential surface of the second rotating rods (801), the third rotating rod (804) is arranged in the shell (1), the two fourth rotating rods (805) are respectively and rotatably connected to the inner side wall of the shell (1), and the second bevel gears (803) are respectively and fixedly connected to the circumferential surfaces of the third rotating rod (804) and the two fourth rotating rods (805), and the plurality of second bevel gears (803) are engaged with the plurality of first bevel gears (802), respectively.

5. The pneumatic lithium hydroxide conveying device according to claim 4, wherein: the rotating assembly comprises a belt (807), a second motor (808) and a plurality of spools (806), the spools (806) are fixedly connected to the circumferential surfaces of the third rotating rod (804) and the two fourth rotating rods (805) respectively, the belt (807) is in transmission connection with the circumferential surfaces of the spools (806), the second motor (808) is fixedly connected to the inner side wall of the shell (1), and the third rotating rod (804) is fixedly connected to the output end of the second motor (808).

6. The pneumatic lithium hydroxide conveying device according to claim 5, wherein: spacing groove (704) have been seted up to the last inner wall in separation storehouse (5), the upper end fixedly connected with stopper (703) of spiral leaf (7), and stopper (703) rotate to be connected in spacing groove (704).

7. The pneumatic lithium hydroxide conveying device according to claim 6, wherein: the diameter and the number of teeth of the second bevel gear (803) are smaller than those of the third rotating rod (804).