CN208742047U - A kind of production lithium hydroxide solution filter - Google Patents

Abstract

The utility model discloses a kind of production lithium hydroxide solution filters, including filter vat, the inside of filter vat is fixedly connected with upper spacer and lower clapboard respectively, several limit holes are offered at the top of upper spacer, the inside of several limit holes is interspersed to be connected with Filter column, the top of several Filter columns offers entrance, the bottom of several entrances is connected with the first filter layer in turn, cavity and the second filter layer, a kind of production lithium hydroxide solution filter of the utility model, lithium hydroxide solution is filtered simultaneously by several Filter columns, according to the principle of venturi conduit inside Filter column, flow velocity is accelerated when lithium hydroxide solution passes through cavity, lithium hydroxide solution is accelerated to pass through the second filter layer, reduce filtration time, improve filter efficiency, the first filter layer and the second filter layer are dredged by high pressure draught It is logical, improve Filter column service life and filter efficiency.

Description

A kind of production lithium hydroxide solution filter

Technical field

The utility model relates to filter, in particular to a kind of production lithium hydroxide solution filter belongs to hydroxide Lithium manufactures field.

Background technique

Lithium hydroxide is widely used in the high-technology fields such as new energy and new material.In recent years, to hydroxide The research emphasis of lithium focuses primarily on how to further decrease impurity content, and it is big and uniform to obtain high-purity, the high grade of transparency, granularity On lithium hydroxide product.The method of existing filtering lithium hydroxide purifying mainly uses recrystallization method, by lithium hydroxide solution After heating is concentrated into 1/3 or visible crystals precipitation, solid-liquor separation is carried out in time and obtains lithium hydroxide crystallization, repeats repeatedly to crystallize Operation, obtains the lithium hydroxide of high-purity.This method operating process is complicated, and lithium hydroxide utilization rate is low, causes largely to waste.

Utility model content

The purpose of this utility model is to provide a kind of production lithium hydroxide solution filters, to solve above-mentioned background skill The existing lithium hydroxide method of purification operating process that its is proposed in art is complicated, and lithium hydroxide utilization rate is low, causes largely to waste Problem.

To achieve the above object, the utility model provides the following technical solutions: a kind of production lithium hydroxide solution filtering The top engaging of device, including filter vat, the filter vat is connected with top cover, and cylinder, the circle are welded at the top of the top cover Feed inlet is offered at the top of column, and one end of the feed inlet is communicated with the inside of filter vat, the inner part of the filter vat It is not fixedly connected with upper spacer and lower clapboard, several limit holes are offered at the top of the upper spacer, several described limits The inside in hole is interspersed to be connected with Filter column, and the top of several Filter columns offers entrance, several described entrances Bottom be connected with the first filter layer, cavity and the second filter layer in turn, several described cavitys pass through tilted tube respectively It is communicated with one end of high pressure admission head, several high pressure admission heads are respectively arranged in the surface of several Filter columns, several A high pressure admission head passes through pressure piping respectively and communicates across the inner wall of filter vat with the gas outlet of high-pressure pump, the height The side of compression pump, which is equipped with, to be started switch, and the bottom of several second filter layers is communicated with outlet, and the outlet It is set to the bottom of corresponding Filter column, is fixedly connected with restraining position ring block on the outside of several described filtering column bottoms, several institutes Stop collar to be stated to be connected together with several limiting slots respectively, several limiting slots are uniformly distributed in the top of lower clapboard, and The inside of several limiting slots offers through-hole corresponding with outlet, the outside of the filter vat bottom and support frame Top is connected together, and discharging connector is fixed in the middle part of the filter vat bottom, and one end of the discharging connector passes through discharging Pipeline is communicated with one end of discharge valve, and the high-pressure pump is electrically connected by starting switch with external power supply.

As a kind of optimal technical scheme of the utility model, the air inlet of the high-pressure pump passes through pipe-and-filter Gas outlet communicate, the side of the filter offers air inlet.

As a kind of optimal technical scheme of the utility model, be fixedly connected at the top of the filter vat surface there are four The hasp of even distribution, the bottom on the top cover surface are fixedly connected there are four equally distributed hook, four hasps and four A hook is arranged in a one-to-one correspondence.

As a kind of optimal technical scheme of the utility model, the other end of the feed inlet is connected together and has sealing-plug, Handle is fixedly connected at the top of the sealing-plug.

As a kind of optimal technical scheme of the utility model, the diameter of the cavity is respectively smaller than the straight of the first filter layer The diameter of diameter and the second filter layer.

As a kind of optimal technical scheme of the utility model, the surface of the cylinder offers a slot.

Compared with prior art, the utility model has the beneficial effects that a kind of production lithium hydroxide solution of the utility model With filter, lithium hydroxide solution is filtered simultaneously by several Filter columns, according to Venturi tube inside Filter column The principle in road, flow velocity is accelerated when lithium hydroxide solution passes through cavity, accelerates lithium hydroxide solution by the second filter layer, reduced The time is filtered, filter efficiency is improved, the first filter layer and the second filter layer is dredged by high pressure draught, improving Filter column makes With service life and filter efficiency, and the Filter column that replacement is not available is simple to operate.

Detailed description of the invention

Fig. 1 is the structural schematic diagram of the utility model.

Fig. 2 is the structural schematic diagram of the utility model Filter column.

In figure: 1, filter vat；2, top cover；3, cylinder；4, sealing-plug；5, feed inlet；6, it links up with；7, hasp；8, upper spacer； 9, Filter column；10, lower clapboard；11, support frame；12, discharge pipe；13, discharge valve；14, discharge connector；15, filter； 16, high-pressure pump；17, it starts switch；18, pressure piping；19, entrance；20, it exports；21, high pressure admission head；22, tipping tube Road；23, the first filter layer；24, cavity；25, the second filter layer；26, stop collar.

Specific embodiment

The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are without making creative work Every other embodiment obtained, fall within the protection scope of the utility model.

The utility model provides a kind of production lithium hydroxide solution filter, including filter vat 1 referring to FIG. 1-2, The top engaging of filter vat 1 is connected with top cover 2, and the top of top cover 2 is welded with cylinder 3, and the top of cylinder 3 offers feed inlet 5, And one end of feed inlet 5 is communicated with the inside of filter vat 1, the inside of filter vat 1 is fixedly connected with upper spacer 8 and lower clapboard respectively 10, the top of upper spacer 8 offers several limit holes, and the inside of several limit holes is interspersed to be connected with Filter column 9, several The top of a Filter column 9 offers entrance 19, and the bottom of several entrances 19 is connected with the first filter layer 23, cavity in turn 24 and second filter layer 25, several cavitys 24 are communicated by tilted tube 22 with one end of high pressure admission head 21 respectively, several A high pressure admission head 21 is respectively arranged in the surface of several Filter columns 9, several high pressure admission heads 21 pass through high-voltage tube respectively The inner wall that road 18 passes through filter vat 1 is communicated with the gas outlet of high-pressure pump 16, and the side of high-pressure pump 16, which is equipped with, to be started switch 17, the bottom of several the second filter layers 25 is communicated with outlet 20, and exports 20 bottoms for being set to corresponding Filter column 9, if Be fixedly connected with restraining position ring block 26 on the outside of dry 9 bottom of Filter column, several stop collars 26 respectively with several limiting slot cards Connection is closed, several limiting slots are uniformly distributed in the top of lower clapboard 10, and the inside of several limiting slots offers and goes out 20 corresponding through-holes of mouth, the outside of 1 bottom of filter vat and the top of support frame 11 are connected together, and the middle part of 1 bottom of filter vat is solid Fixed to be equipped with discharging connector 14, one end of discharging connector 14 is communicated by discharge pipe 12 with one end of discharge valve 13, high pressure gas Pump 16 is electrically connected by starting switch 17 with external power supply.

Preferably, the air inlet of high-pressure pump 16 is communicated by the gas outlet of pipe-and-filter 15, and the one of filter 15 Side offers air inlet, and 15 pairs of the filter air for entering high-pressure pump 16, which are filtered, prevents dust from entering Filter column 9, blocks Stomata in first filter layer 23 and the second filter layer 25.

Preferably, equally distributed hasp 7 there are four being fixedly connected at the top of 1 surface of filter vat, the bottom on 2 surface of top cover Be fixedly connected there are four equally distributed hook 6, four hasps 7 are linked up with four and 6 are arranged in a one-to-one correspondence, hasp 7 by with extension Hook 6 is connected and fixed, and top cover 2 and filter vat 1 are securely fixed.

Preferably, the other end of feed inlet 5, which is connected together, sealing-plug 4, and the top of sealing-plug 4 is fixedly connected with handle, By the mobile sealing-plug 4 of handle, feed inlet 5 is closed.

Preferably, the diameter of cavity 24 is respectively smaller than the diameter of the first filter layer 23 and the diameter of the second filter layer 25, root According to the principle of venturi conduit, flow velocity is accelerated when lithium hydroxide solution passes through cavity 24, and lithium hydroxide solution is accelerated to pass through second Filter layer 25 reduces filtration time, improves filter efficiency.

Preferably, the surface of cylinder 3 offers a slot, passes through fixed cylinder 3 slot is opened top cover 2.

When specifically used, a kind of production lithium hydroxide solution filter of the utility model, lithium hydroxide to be filtered is molten Liquid enters filter vat 1 from feed inlet 5, and lithium hydroxide solution respectively enters several Filter columns 9, hydroxide from several entrances 19 Lithium solution filters the solid impurity in lithium hydroxide solution by the first filter layer 23 and the second filter layer 25, in Filter column 9, According to the principle of venturi conduit, flow velocity is accelerated when lithium hydroxide solution passes through cavity 24, accelerates lithium hydroxide solution by the Two filter layers 25 reduce filtration time, improve filter efficiency, and filtered lithium hydroxide solution is discharged from several outlets 20, It is discharged by discharging connector 14 along discharge pipe 12, discharge valve 13 controls the opening and closing of discharge pipe 12, when filtering one section Between after, the stomata in the first filter layer 23 and the second filter layer 25 is blocked by solid impurity, and high-pressure pump 16 passes through pressure piping 18 pairs of several high pressure admission heads 21 connections, are on switch 17, high-pressure pump 16 passes through pass to air-blowing is carried out in cavity 24 Discharge valve 13 is closed, opens simultaneously sealing-plug 4, the high pressure gas that high-pressure pump 16 conveys, by the first filter layer 23 from charging Mouth 5 is discharged, and dredges to the first filter layer 23, by closing sealing-plug 4, opens simultaneously discharge valve 13, high-pressure pump 16 The high pressure gas of conveying is discharged from discharge pipe 12 by the second filter layer 25, dredges, guaranteed to the second filter layer 25 Filtering medium amount and raising filter efficiency, 15 pairs of the filter air for entering high-pressure pump 16, which are filtered, prevents dust from entering Filter column 9, the stomata in the first filter layer 23 and the second filter layer 25 is blocked, can not also be dredged when Filter column 9 passes through high pressure gas, or super Hasp 7 is detached from hook 6 by the Filter column 9 for crossing service life, by fixed cylinder 3 slot is opened top cover 2, to can not make Filter column 9 is replaced, and closes top cover 2 after the completion of replacement, hasp 7 by being connected and fixed with hook 6, by top cover 2 with Filter vat 1 securely fixes.

In the description of the present invention, it should be understood that term " coaxial ", " bottom ", " one end ", " top ", " in The orientation of the instructions such as portion ", " other end ", "upper", " side ", " top ", "inner", " front ", " center ", " both ends " or position are closed System is to be based on the orientation or positional relationship shown in the drawings, and is merely for convenience of describing the present invention and simplifying the description, rather than The device or element of indication or suggestion meaning must have a particular orientation, be constructed and operated in a specific orientation, therefore cannot It is construed as a limitation of the present invention.

In addition, term " first ", " second ", " third ", " the 4th " are used for description purposes only, and should not be understood as instruction or It implies relative importance or implicitly indicates the quantity of indicated technical characteristic, define " first ", " second ", " the as a result, Three ", the feature of " the 4th " can explicitly or implicitly include at least one of the features.

In the present invention unless specifically defined or limited otherwise, term " installation ", " setting ", " connection ", " Gu Calmly ", the terms such as " being screwed on " shall be understood in a broad sense, for example, it may be being fixedly connected, may be a detachable connection, or integral； It can be mechanical connection, be also possible to be electrically connected；It can be directly connected, can also indirectly connected through an intermediary, it can be with It is the interaction relationship of the connection or two elements inside two elements, unless otherwise restricted clearly, for this field For those of ordinary skill, the concrete meaning of above-mentioned term in the present invention can be understood as the case may be.

While there has been shown and described that the embodiments of the present invention, for the ordinary skill in the art, It is understood that these embodiments can be carried out with a variety of variations in the case where not departing from the principles of the present invention and spirit, repaired Change, replacement and variant, the scope of the utility model is defined by the appended claims and the equivalents thereof.

Claims (6)

1. a kind of production lithium hydroxide solution filter, including filter vat (1), which is characterized in that the top of the filter vat (1) Portion, which is connected together, to be had top cover (2), is welded with cylinder (3) at the top of the top cover (2), offered at the top of the cylinder (3) into Material mouth (5), and one end of the feed inlet (5) is communicated with the inside of filter vat (1), the inside of the filter vat (1) is solid respectively Surely it is connected with upper spacer (8) and lower clapboard (10), offers several limit holes at the top of the upper spacer (8), several institutes The inside for stating limit hole, which is interted, is connected with Filter column (9), and the top of several Filter columns (9) offers entrance (19), the bottom of several entrances (19) is connected with the first filter layer (23), cavity (24) and the second filter layer in turn (25), several described cavitys (24) are communicated by tilted tube (22) with one end of high pressure admission head (21) respectively, several The high pressure admission head (21) is respectively arranged in the surface of several Filter columns (9), several described high pressure admission heads (21) point It is not communicated by the inner wall that pressure piping (18) pass through filter vat (1) with the gas outlet of high-pressure pump (16), the high-pressure pump (16) side, which is equipped with, starts switch (17), and the bottom of several second filter layers (25) is communicated with outlet (20), And the outlet (20) is set to the bottom of corresponding Filter column (9), the outside of several Filter column (9) bottoms is fixed to be connected Stop collar (26) are connected to, several described stop collars (26) are connected together with several limiting slots respectively, several described limits Slot is uniformly distributed in the top of lower clapboard (10), and the inside of several limiting slots offer it is corresponding with outlet (20) Through-hole is connected together at the top of the outside and support frame (11) of filter vat (1) bottom, in filter vat (1) bottom Portion is fixed with discharging connector (14), and one end of discharging connector (14) passes through discharge pipe (12) and discharge valve (13) One end communicates, and the high-pressure pump (16) is electrically connected by starting switch (17) and external power supply.

2. a kind of production lithium hydroxide solution filter according to claim 1, it is characterised in that: the high-pressure pump (16) air inlet is communicated by the gas outlet of pipe-and-filter (15), and the side of the filter (15) offers air inlet Mouthful.

3. a kind of production lithium hydroxide solution filter according to claim 1, it is characterised in that: the filter vat (1) there are four being fixedly connected at the top of surface equally distributed hasp (7), the bottom on top cover (2) surface is fixedly connected with Four equally distributed hooks (6), four hasps (7) are arranged in a one-to-one correspondence with four hooks (6).

4. a kind of production lithium hydroxide solution filter according to claim 1, it is characterised in that: the feed inlet (5) the other end, which is connected together, to be had sealing-plug (4), is fixedly connected with handle at the top of the sealing-plug (4).

5. a kind of production lithium hydroxide solution filter according to claim 1, it is characterised in that: the cavity (24) Diameter be respectively smaller than the diameter of the first filter layer (23) and the diameter of the second filter layer (25).

6. a kind of production lithium hydroxide solution filter according to claim 1, it is characterised in that: the cylinder (3) Surface offer a slot.