Venturi type salt feeding device
By designing a Venturi-type salt feeding device, the horizontal transport of solid particles such as lithium salts is achieved using a negative pressure space, which solves the problem of time-consuming and labor-intensive lithium salt feeding in existing technologies and realizes an efficient and low-cost lithium salt feeding process.
Patent Information
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- 威海财金新材料有限公司
- Filing Date
- 2025-05-23
- Publication Date
- 2026-04-10
AI Technical Summary
In the current lithium battery electrolyte production process, the method of adding lithium salt is time-consuming and labor-intensive, and it is easy for salt particles to stick to the wall and liquid to splash. Existing technology requires a large amount of gas to blow the lithium salt to a high place for storage, which increases energy consumption.
The Venturi salt feeding device uses a horizontal channel formed by a horizontal liquid feed pipe, a horizontal mixing Venturi tube, and a horizontal discharge pipe. It utilizes negative pressure space to achieve horizontal transportation of solid particles such as lithium salt, reducing power loss and ensuring quantitative feeding.
It enables continuous and efficient transport of solid particles such as lithium salts in an inert pneumatic system, significantly reducing feeding costs, improving feeding efficiency, and avoiding the power requirements caused by high-level storage.
Smart Images
Figure CN224105064U_ABST
Abstract
Description
TECHNICAL FIELD
[0001] The utility model relates to industrial equipment technical field, concretely is a venturi type salt throwing device. BACKGROUND
[0002] Lithium salt needs to be put into a large amount of air isolation environment in the lithium battery electrolyte production process, and the prior art adopts the mode that lithium salt is first blown to a high storage tank, and then according to the actual salt demand, relies on gravity to drop, and controls the amount of lithium salt put in. For the putting mode that lithium salt is first blown to a high storage tank, first of all, the energy of blowing lithium salt to a high place is increased, and a large amount of gas is needed to blow the lithium salt solid particles to a high storage, which is time-consuming and laborious, and the high place unloading is prone to the situation that salt particles are hung on the high place, and the putting process is prone to the situation that liquid splashes. SUMMARY
[0003] The utility model provides a device structure simple and ingenious, each communication structure cooperates, maximum limit reduces power loss, produces greater solid particle pneumatic transport power, realizes the effective transport of lithium salt and other solid particles in inert pneumatic system in horizontal direction, significantly reduces the feeding cost, satisfies the venturi type salt throwing device of actual use demand.
[0004] To achieve the above object, the utility model discloses the following technical scheme: the utility model provides a venturi type salt throwing device, including horizontal liquid feeding pipe, horizontal mixed venturi pipe, horizontal discharge pipe and horizontal mixed coarse pipe,
[0005] Horizontal mixed coarse pipe, horizontal mixed venturi pipe and horizontal discharge pipe are connected in sequence to constitute a horizontal passage;
[0006] The horizontal liquid feeding pipe is arranged at the bottom of the inner side of the horizontal mixed coarse pipe, and the end surface of the horizontal liquid feeding pipe is flush with the end surface of the horizontal mixed coarse pipe;
[0007] The connection located above the horizontal mixed coarse pipe is provided with an inclined insertion feeding passage, and the two constitute a Y-shaped passage;
[0008] The horizontal liquid feeding pipe comprises a first venturi pipe connected with the front part of the horizontal mixed venturi pipe, and the first venturi pipe comprises a first horizontal liquid inlet pipe and a first conical pipe arranged at the end of the first horizontal liquid inlet pipe;
[0009] The inclined insertion feeding passage is arranged above the first conical pipe.
[0010] Preferably, the transverse mixing Venturi pipe is composed of a front-end Venturi pipe, a middle transverse horizontal throat pipe and a rear-end Venturi pipe, the bottom of the front-end Venturi pipe is located at the same horizontal plane with the bottom of the transverse horizontal throat pipe, and the upper part of the front-end Venturi pipe is connected with the upper end of the transverse mixing rough pipe through an enlarged inclined surface.
[0011] The inner diameter of the transverse mixing rough pipe is larger than that of the transverse horizontal throat pipe.
[0012] Preferably, the middle axes of the transverse mixing rough pipe, the transverse mixing Venturi pipe and the transverse discharge pipe are coincident.
[0013] Preferably, the end surface of the first conical pipe and the end surface of the transverse mixing rough pipe are located at the same vertical plane, the taper of the first conical pipe is 21°±2°, and the inner diameter of the first conical pipe is smaller than that of the transverse horizontal throat pipe.
[0014] Preferably, the front end of the transverse liquid feeding pipe is further connected with a transverse inlet pipe, the right end of the transverse inlet pipe is connected with the left end of the first Venturi pipe through a first connecting flange.
[0015] The middle axes of the transverse inlet pipe and the first transverse liquid feeding pipe are coincident.
[0016] The inner diameter of the transverse inlet pipe is larger than that of the first transverse liquid feeding pipe.
[0017] The left end of the transverse inlet pipe is provided with a second connecting flange.
[0018] Preferably, a vertically arranged storage tank is connected to the upper part of the obliquely inserted feeding channel, and the bottom outlet of the storage tank is connected with the obliquely inserted feeding channel through a third connecting flange.
[0019] A vertical feeding funnel is arranged between the third connecting flange and the obliquely inserted feeding channel.
[0020] Preferably, the inner diameter of the transverse discharge pipe is larger than that of the transverse horizontal throat pipe and that of the obliquely inserted feeding channel.
[0021] Preferably, the right end of the transverse discharge pipe is provided with a fourth connecting flange.
[0022] Preferably, an observation window is further arranged on the obliquely inserted feeding channel.
[0023] The utility model provides a kind of Venturi type salt throwing device. With the following beneficial effects:
[0024] The Venturi type salt throwing device of the utility model, device structure is simple and ingenious, realize horizontal direction to solid particles such as lithium salt in inert pneumatic system sustained effective transport feeding, significantly reduce feeding cost, satisfy actual use demand.
[0025] Realize in same initial air flow intensity, by structural cooperation, maximum reduce power loss, produce larger solid particle pneumatic transport power. BRIEF DESCRIPTION OF DRAWINGS
[0026] Figure 1 It is structural schematic diagram of the utility model;
[0027] Figure 2 It is Figure 1 It is structural schematic diagram of the utility model of partial close -up of A;
[0028] Figure 3 It is Figure 1 Structural schematic diagram of the right view of the utility model.
[0029] In the drawing: 1. transverse liquid feed pipe, 2. transverse mixing venturi pipe, 201. front end venturi pipe, 202. middle transverse horizontal throat pipe, 203. rear end venturi pipe, 3. transverse discharge pipe, 4. transverse mixing rough pipe, 5. oblique insertion feed channel, 6. first venturi pipe, 601. first transverse liquid inlet pipe, 602. first conical pipe, 7. transverse inlet pipe, 8. first connecting flange, 9. second connecting flange, 10. third connecting flange, 11. vertical feed hopper, 12. fourth connecting flange. DETAILED DESCRIPTION
[0030] The technical solutions in the embodiments of the utility model will be clearly and completely described below with reference to the drawings in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all the embodiments.
[0031] In the utility model, unless another explicit provision and limitation, the terms "connection", "fixation" and other terms should be understood broadly, for example, can be fixed connection, can also be detachable connection, or integral; can be mechanical connection, can also be electrical connection; can be directly connected, can also be indirectly connected through intermediate medium, can be the communication inside two elements or the interaction relationship of two elements. For ordinary skilled in the art, the specific meaning of the above terms in the utility model can be understood according to specific circumstances.
[0032] Please refer to Figures 1-3 The utility model provides a technical scheme:
[0033] As Figures 1-3The utility model provides a kind of venturi salt throwing device, including transverse liquid feed pipe 1, transverse mixed venturi 2, transverse discharge pipe 3 and transverse mixed coarse pipe 4, transverse mixed coarse pipe 4, transverse mixed venturi 2 and transverse discharge pipe 3 are sequentially connected to constitute horizontal passage;Transverse liquid feed pipe 1 is located in the inside bottom of transverse mixed coarse pipe 4, and the end face of transverse liquid feed pipe 1 is flush with the end face of transverse mixed coarse pipe 4 up and down;
[0034] The connection located above transverse mixed coarse pipe 4 is equipped with oblique insertion feeding channel 5, and the both constitute Y-shaped passage;
[0035] Transverse liquid feed pipe 1 includes the first venturi 6 connected with the front part of transverse mixed venturi 2, and the first venturi 6 includes first transverse liquid inlet pipe 601 and the first conical pipe 602 arranged at the end thereof;The connection port of oblique insertion feeding channel 5 and transverse mixed coarse pipe 4 is arranged above the first conical pipe 602.This kind of structural design can make the liquid sprayed from the first venturi 6 form negative pressure space at the connection place of transverse mixed coarse pipe 4 and oblique insertion feeding channel 5, so that the salt particle solid of oblique insertion feeding channel 5 is adsorbed into transverse mixed venturi 2 along with negative pressure, is mixed together along with airflow in transverse mixed venturi 2, and is finally sent out from transverse discharge pipe 3, realizes the horizontal direction quantitative feeding of salt particle solid, effectively saves the large dynamic demand of the gravity flow feeding of salt particle solid blown to high place in prior art, effectively reduces feeding cost, saves time and effort, and significantly improves salt particle solid feeding efficiency.
[0036] The utility model discloses a kind of venturi salt throwing device, and transverse mixed venturi 2 is constituted by front end venturi pipe 201, intermediate transverse horizontal throat pipe 202 and rear end venturi pipe 203, the bottom of front end venturi pipe 201 is with the bottom of transverse horizontal throat pipe 202 in the same horizontal plane structure, and its upper portion is sealedly connected with the upper end of transverse mixed coarse pipe 4 by enlarged inclined plane;The inner diameter of transverse mixed coarse pipe 4 is greater than the inner diameter of transverse horizontal throat pipe 202, this kind of structural design further ensures that the power of entire solid particle transportation is sufficient, and is sustained and effective.
[0037] The central axes of transverse mixed coarse pipe 4, transverse mixed venturi 2 and transverse discharge pipe 3 coincide, further provide sufficient power for directional transportation solid particle, save time and effort, and significantly improve the power direction in solid particle transportation process.
[0038] The end face of the first conical pipe 602 is arranged in the same vertical plane as the end face of the transverse mixed coarse pipe 4, and the taper of the first conical pipe 602 is 21°±2°; the inner diameter of the first conical pipe 602 is smaller than the inner diameter of the transverse horizontal throat pipe 202; the above structural design further ensures the same initial airflow intensity, and through the structural cooperation, a larger power of the pneumatic transportation of solid particles is generated.
[0039] The front end of the transverse liquid feeding pipe 1 is also connected with a transverse inlet pipe 7, the right end of the transverse inlet pipe 7 is connected with the left end of the first Venturi pipe 6 through a first connecting flange 8; the transverse inlet pipe 7 coincides with the central axis of the first transverse liquid feeding pipe 601, which ensures the blowing power and maximally reduces the power loss.
[0040] The inner diameter of the transverse inlet pipe 7 is greater than the inner diameter of the first transverse liquid feeding pipe 601; the left end of the transverse inlet pipe 7 is provided with a second connecting flange 9, which is convenient for being connected with the power system.
[0041] A vertically arranged storage tank is connected to the upper part of the obliquely inserted feeding channel 5, and the bottom outlet of the storage tank is connected with the obliquely inserted feeding channel 5 through a third connecting flange 10; a vertical feeding funnel 11 is arranged between the third connecting flange 10 and the obliquely inserted feeding channel 5; such a structural design can further ensure that the negative pressure can sufficiently adsorb the solid salt particles in the vertical feeding funnel 11, and the power is sufficient to ensure the sufficient supply of the solid particles, so as to improve the salt feeding efficiency.
[0042] The inner diameter of the transverse outlet pipe 3 is greater than the inner diameter of the transverse horizontal throat pipe 202 and greater than the inner diameter of the obliquely inserted feeding channel 5. The right end of the transverse outlet pipe 3 is provided with a fourth connecting flange 12. The flange connection is adopted between the whole pipelines to ensure the sealing property of the whole transportation pipeline, meet the demand of pneumatic transportation, and has a wide application range.
[0043] An observation window is arranged on the obliquely inserted feeding channel 5, which is convenient for real-time monitoring of the salt feeding process and prevents the occurrence of no salt material.
[0044] Principle of use:
[0045] During use, after the second connecting flange 9 of the left gas inlet of the transverse inlet pipe 7 is connected with the inert gas source, the inert gas source is opened, the inert gas flows into the first Venturi pipe 6 from the transverse inlet pipe 7, and is discharged from the end of the first conical pipe 602 into the transverse mixed Venturi pipe 2, and finally is discharged from the end of the transverse outlet pipe 3.
[0046] Under the action of the first Venturi tube 6, the airflow forms a negative pressure space at the connection of the transverse mixing coarse pipe 4 and the obliquely inserted feeding channel 5, so that the salt particle solid in the obliquely inserted feeding channel 5 is adsorbed into the transverse mixing Venturi tube 2 under the negative pressure, mixed with the airflow in the transverse mixing Venturi tube 2, and finally sent out from the transverse discharging pipe 3, realizing the horizontal quantitative feeding of the salt particle solid, and realizing the precise and effective feeding of the solid salt particle under the inert airflow combined with the special structure design, saving time and labor, effectively saving unnecessary high storage power demand, not needing to push the feeding by a large gravity effect caused by a large power conveying belt, realizing the continuous and effective conveying and feeding of the solid salt particle in the inert airflow, significantly reducing the feeding cost, saving time and labor, and improving the feeding efficiency of the salt particle solid.
[0047] In conclusion, the Venturi type salt feeding device has simple and ingenious structure, realizes the continuous and effective conveying and feeding of the solid particle such as lithium salt in the inert pneumatic system in the horizontal direction, significantly reduces the feeding cost, and meets the actual use requirement.
[0048] The above is only the preferred specific implementation manner of the present application, but the protection scope of the present application is not limited to this, any skilled person in the art can make equivalent replacement or change according to the technical scheme and the inventive concept of the present application within the technical range disclosed by the present application, which should be covered in the protection scope of the present application.
Claims
1. A Venturi salt thrower characterized by, It comprises a transverse liquid feeding pipe (1), a transverse mixing Venturi pipe (2), a transverse discharging pipe (3) and a transverse mixing rough pipe (4); the transverse mixing rough pipe (4), the transverse mixing Venturi pipe (2) and the transverse discharging pipe (3) are sequentially connected to form a horizontal channel; The transverse liquid feeding pipe (1) is arranged at the bottom of the inner side of the transverse mixing rough pipe (4), and the end face of the transverse liquid feeding pipe (1) is flush with the end face of the transverse mixing rough pipe (4); A connection located above the transverse mixing rough pipe (4) is provided with an oblique insertion feeding channel (5), and the two form a Y-shaped channel; The transverse liquid feeding pipe (1) comprises a first Venturi pipe (6) connected to the front part of the transverse mixing Venturi pipe (2), and the first Venturi pipe (6) comprises a first transverse liquid inlet pipe (601) and a first tapered pipe (602) arranged at the end of the first transverse liquid inlet pipe (601); The connection port of the oblique insertion feeding channel (5) and the transverse mixing rough pipe (4) is arranged above the first tapered pipe (602).
2. A Venturi salt throwing device according to claim 1, wherein The transverse mixing Venturi pipe (2) is composed of a front-end Venturi pipe (201), a middle transverse horizontal throat pipe (202) and a rear-end Venturi pipe (203), the bottom of the front-end Venturi pipe (201) is arranged on the same horizontal plane as the bottom of the transverse horizontal throat pipe (202), and the upper part thereof is sealingly connected to the upper end of the transverse mixing rough pipe (4) through an enlarged inclined surface; The inner diameter of the transverse mixing rough pipe (4) is greater than the inner diameter of the transverse horizontal throat pipe (202).
3. A Venturi salt throwing device according to claim 1, wherein The central axes of the transverse mixing rough pipe (4), the transverse mixing Venturi pipe (2) and the transverse discharging pipe (3) coincide.
4. A Venturi salt thrower according to claim 2, wherein The end face of the first tapered pipe (602) is arranged in the same vertical plane as the end face of the transverse mixing rough pipe (4), the taper of the first tapered pipe (602) is 21°±2°, and the inner diameter of the first tapered pipe (602) is smaller than the inner diameter of the transverse horizontal throat pipe (202).
5. A Venturi salt thrower according to claim 1, wherein The front end of the transverse liquid feeding pipe (1) is further provided with a transverse inlet pipe (7), and the right end of the transverse inlet pipe (7) is connected to the left end of the first Venturi pipe (6) through a first connecting flange (8); The central axis of the transverse inlet pipe (7) coincides with the central axis of the first transverse liquid inlet pipe (601); The inner diameter of the transverse inlet pipe (7) is greater than the inner diameter of the first transverse liquid inlet pipe (601); The left end of the transverse inlet pipe (7) is provided with a second connecting flange (9).
6. A Venturi salt thrower according to claim 1, wherein A vertically arranged storage tank is connected to the upper part of the oblique insertion feeding channel (5), and the bottom outlet of the storage tank is connected to the oblique insertion feeding channel (5) through a third connecting flange (10); A vertical feeding funnel (11) is arranged between the third connecting flange (10) and the oblique insertion feeding channel (5).
7. A Venturi salt thrower according to claim 2, wherein The inner diameter of the transverse discharging pipe (3) is greater than the inner diameter of the transverse horizontal throat pipe (202) and the inner diameter of the oblique insertion feeding channel (5).
8. A Venturi salt thrower according to claim 7, wherein, The right end of the transverse discharge pipeline (3) is provided with a fourth connecting flange (12).
9. A Venturi salt thrower according to claim 6, wherein, An observation window is arranged on the oblique insertion feeding channel (5).