Stirring-free thickener

Abstract

The utility model provides a stirring-free thickener and belongs to the technical field of thickeners. The device comprises an external beveled feeding device which feeds in a beveled manner and is used for washing off filter cakes on the walls of a plurality of filter pipes so as to ensure that the materials are not caked under rapid washing and can react rapidly and fully; the internal circulation beveling feeding device is used for feeding in a beveling manner and is used for internally circulating materials in the thickener, so that the materials are fully dispersed under high-pressure circulation, and the materials in the thickener are not quickly settled and agglomerated and are fully reacted. According to the utility model, the internal circulation is arranged in the barrel body of the thickener, and the external feeding and the internal circulation adopt a beveling feeding mode, so that the materials are not quickly settled and agglomerated, and the reaction is sufficient. The production efficiency and the yield can be improved.

Description

TECHNICAL FIELD

[0001] The utility model relates to a concentration machine technical field especially relates to a concentration machine without stirring. BACKGROUND

[0002] In recent years, with the continuous growth of global energy demand, climate change and ecological environment problems are increasingly prominent, and accelerating the development of new energy has become the common choice of all countries in the world to maintain energy security, meet climate change and realize sustainable development. The material production process optimization and product quality of power battery are the most important, the concentration reaction filtration in the production process of manganese dioxide power battery material is as an important link, the concentration reaction mode directly affects the production efficiency and manpower cost investment, the settlement mode of the traditional concentration tank is not only low in yield, long in reaction period and low in quality, in order to solve the above problems, the production efficiency, product yield and manpower cost investment are greatly improved through optimizing and improving the existing filtration concentration equipment. UTILITARY MODEL CONTENTS

[0003] Therefore, in order to solve the above problems in the prior art, the utility model provides a concentration machine without stirring, which is characterized by the following technical scheme:

[0004] In order to achieve the above object, the utility model provides the following technical scheme:

[0005] A concentration machine without stirring, comprising:

[0006] An external bevel cutting feeding device feeds in a bevel cutting mode, which is used for washing off the filter cake on the wall of a plurality of filter pipes, so that the material is not blocked under the rapid washing and can be rapidly and fully reacted;

[0007] An internal circulation bevel cutting feeding device feeds in a bevel cutting mode, which is used for internally circulating the material in the concentration machine, so that the material is fully dispersed under high pressure circulation, the material in the concentration machine is not rapidly settled and agglomerated, and the reaction is fully.

[0008] Preferably, it further comprises:

[0009] A spraying device has a plurality of internal spiral nozzles.

[0010] Preferably, the internal circulation bevel cutting feeding device is arranged on the upper end of the cone of the concentration machine, and the outlet thereof is tangent to the inner wall of the cone.

[0011] Preferably, it further comprises:

[0012] A blowback and backwashing integrated device is used for blowbacking the filter pipe in groups without stopping the machine to prevent the filter pipe from being blocked.

[0013] Preferably, the thickener is provided with a thick slurry external circulation discharge port on the cone for thick slurry discharge and material replacement in the reactor.

[0014] Preferably, the thickener is provided with a thick slurry external circulation discharge port on the cone for thick slurry discharge and material replacement in the reactor.

[0015] Preferably, the thickener is provided with a thick slurry external circulation discharge port on the cone for thick slurry discharge and material replacement in the reactor.

[0016] Preferably, the thickener is provided with a thick slurry external circulation discharge port on the cone for thick slurry discharge and material replacement in the reactor.

[0017] Preferably, the thickener is provided with a thick slurry external circulation discharge port on the cone for thick slurry discharge and material replacement in the reactor.

[0018] The utility model discloses relative to prior art, has the following beneficial effects:

[0019] The utility model provides a non stirring thickener, including external bevelled feed device and internal circulation bevelled feed device, both are with the way of bevelled feed, external bevelled feed device can pour down the filter cake on the filter pipe wall of a plurality of, guarantee material under the rapid scouring, do not cake, and can fast and fully react, internal circulation bevelled feed device is through the material of cone portion and carries out internal circulation, with the way of bevelled feed, make material be dispersed fully under high pressure circulation, guarantee the material of thickener's cone not fast settlement and conglomeration, fully react.

[0020] The utility model discloses relative to prior art, has the following beneficial effects:

[0021] The non stirring thickener can greatly improve production efficiency and quality, improve reaction concentration, the highest reaches 1400g / L above, and the way of bevelled feed can completely replace the use of stirring device, greatly reduces production cost. BRIEF DESCRIPTION OF DRAWINGS

[0022] Figure 1 It is the principle schematic drawing of the utility model;

[0023] Figure 2 It is the front view of the utility model;

[0024] Figure 3 It is the perspective view of the utility model;

[0025] Figure 4 The utility model discloses a blowback and backwashing integrated device schematic view;

[0026] In the drawing, 1, cylinder body;2, cone;3, upper head;4, external bevelled feeding device;41, feeding pipe;5, internal circulation bevelled feeding device;51, internal material circulation pump;52, internal circulation pipe. DETAILED DESCRIPTION

[0027] 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, rather than all the embodiments. Based on the embodiments of the utility model, all other embodiments obtained by those skilled in the art without creative work fall within the protection scope of the utility model.

[0028] In the description of the utility model, it needs to be explained that the terms "upper", "lower", "internal", "external", "top / bottom end" and the like indicate the orientation or positional relationship shown in the drawings, and are only for the convenience of describing the utility model and simplifying the description, and do not indicate or imply that the indicated device or element must have a particular orientation, be constructed and operated in a particular orientation, and therefore cannot be understood as a limitation on the utility model. In addition, the terms "first", "second" are only for the purpose of description, and cannot be understood as indicating or implying relative importance.

[0029] In the description of the utility model, it needs to be explained that, unless otherwise explicitly specified and limited, the terms "mounting", "provided with", "sleeved / connected", "connected" and the like should be understood broadly, for example, "connected" can be fixed connection, can also be detachable connection, or integral connection;Can be mechanical connection, can also be electrical connection;Can be directly connected, can also be indirectly connected through an intermediate medium, can be the communication inside 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.

[0030] As Figures 1-3 The utility model provides a kind of non-agitation concentrator, including:

[0031] External bevelled feeding device 4, it feeds in the way of bevelled, for several filter tube wall filter cake, ensure that material is not blocked under the rapid scouring, and can be fast and fully reacted, wherein, preferably bevel angle is 45 °;

[0032] The internal circulation oblique cutting feeding device 5 feeds material in an oblique manner to circulate the material in the thickener through the internal circulation pipe 52 (circulated through the internal material circulation pump 51), so that the material is fully dispersed under high pressure circulation, ensuring that the material inside the thickener does not settle and agglomerate quickly, and that the reaction is sufficient. Preferably, the oblique cutting angle is 45°.

[0033] This invention is an improvement on the existing thickener. One aspect of the improvement is the removal of the stirring device in the existing thickener and the addition of an external oblique cutting feeding device 4 and an internal circulation oblique cutting feeding device 5. This allows the external material to enter at an oblique angle, ensuring that the filter cake on the filter tube wall is washed off under high concentration. This ensures that the material does not clump under rapid flushing and reacts quickly and fully. The internal circulation oblique cutting feeding device 5 allows the material in the cylinder 1 to circulate internally and enter at an oblique angle, ensuring that the material is fully dispersed under high pressure circulation. This ensures that the material inside the thickener does not settle or agglomerate quickly and reacts fully.

[0034] The external oblique cutting feed device 4 is located near the top of the cylinder 1, and the internal circulation oblique cutting feed device 5 is located near the bottom of the cylinder 1. Specifically, the internal circulation oblique cutting feed device 5 is located at the upper end of the cone 2 of the concentrator, and its outlet is tangent to the inner wall of the cone 2.

[0035] This section introduces existing condensers, such as... Figures 1-4 As shown, the existing thickener includes a stirring device, an upper end cap 3, a cylinder 1, and a cone 2, etc., and has a feed inlet and a discharge outlet;

[0036] The cylinder 1 and the cone 2 are connected to form a cavity for holding the reaction materials, and the upper end of the cylinder 1 is sealed with a cap 3.

[0037] This invention improves upon the existing concentrator by adding an external oblique feeding device 4 and an internal circulation oblique feeding device 5. The external oblique feeding device 4 includes a feed pump and a feed pipe 41. The feed pump pumps the reactants, regenerated liquid, etc., into a diversion device (not shown in the figure) located inside the upper head 3 through the feed pipe 41 in an oblique manner. The diversion is then distributed to the discharge pipe through the discharge pipe and finally to the filter pipe for filtration and concentration.

[0038] The concentrator has several sets of pipes, preferably circular pipes. The inner wall of the cylinder 1 of the concentrator is provided with several circular pipes that are respectively connected to the oblique feeding device and the internal circulation oblique feeding device 5. The circular pipes are arranged in upper and lower layers to form an upper filtration zone and a middle filtration zone (a lower filtration zone can also be set at the lower part of the cone 2 (a conventional filter plate can be used)). The filter pipe is connected to the pipes.

[0039] like Figure 4As shown in the utility model, further include:

[0040] The spraying device has several inner spiral nozzles.

[0041] In the utility model, the filter pipe adopts the high-precision film concentration machine special pipe of the company.

[0042] In the utility model, further include:

[0043] The back flushing and back washing integrated device is used for preventing the filter pipe from being blocked by back flushing the filter pipe in groups without stopping the machine.

[0044] In the utility model, the conical body 2 is provided with a thick slurry outer circulation discharge port, which is used for thick slurry discharge and material replacement in the reaction kettle.

[0045] In the utility model, the conical body 2 is further provided with a regenerated liquid discharge port.

[0046] In the utility model, the barrel 1 of the thickener is provided with a plurality of annular discharge pipes which are respectively connected with the oblique cutting feeding device and the inner circulation oblique cutting feeding device 5, the plurality of annular discharge pipes are arranged in layers from top to bottom, and the filter pipe is connected with the discharge pipe.

[0047] In the utility model, further include:

[0048] The shunt device has a shunt pipe which is respectively connected with the oblique cutting feeding device and the inner circulation oblique cutting feeding device 5, and is used for realizing oblique cutting feeding.

[0049] As Figure 4 As shown in the figure, the thickener provided by the utility model can realize positive blowing, positive washing, back blowing, back washing and spraying operations. The pneumatic diaphragm pump shown in the figure is a preferred mode of the feeding pump and the internal material circulation pump 51.

[0050] The above is only a preferred specific embodiment of the utility model; however, the protection scope of the utility model is not limited to this. Any skilled person in the art can make equivalent replacement or change according to the technical scheme and improvement concept of the utility model within the technical range disclosed by the utility model, which should be covered in the protection scope of the utility model.

Claims

1. A non-agitated concentrator characterized by, It comprises: An external bevel feed device which feeds in a bevel manner to wash off the filter cake on the wall of the filter tube, to ensure that the material does not cake under the rapid washing and can react rapidly and sufficiently; An internal circulation bevel feed device which feeds in a bevel manner to internally circulate the material in the thickener, to ensure that the material is sufficiently dispersed under high pressure circulation, to prevent the material in the thickener from rapidly settling and agglomerating, and to ensure sufficient reaction.

2. A non-agitating concentrator according to claim 1, wherein It also comprises: A spraying device which has a plurality of internal spiral nozzles.

3. A non-agitating concentrator according to claim 1, wherein The internal circulation bevel feed device is arranged at the upper end of the cone of the thickener, and its outlet is tangent to the inner wall of the cone.

4. A non-agitating concentrator according to claim 1, wherein It also comprises: An integrated backwashing and backflushing device which is used to backflush the filter tube in groups without stopping the machine to prevent the filter tube from being blocked.

5. A non-agitating concentrator according to claim 3, wherein The upper end of the cone is provided with a thick slurry external circulation discharge port which is used to discharge thick slurry and replace the material in the reactor.

6. A non-agitating concentrator according to claim 1, wherein The upper end of the cone of the thickener is also provided with a regenerated liquid discharge port.

7. A non-agitating concentrator according to claim 1, wherein The inner wall of the cylinder of the thickener is provided with a plurality of annular discharge pipes which are respectively connected to the bevel feed device and the internal circulation bevel feed device, and the plurality of annular discharge pipes are arranged in layers one above another, and the filter tube is connected to the discharge pipe.

8. A non-agitated concentrator according to any one of claims 1 to 7, wherein, It also comprises: A flow dividing device which has a dividing pipe which is respectively connected to the bevel feed device and the internal circulation bevel feed device, and is used to feed in a bevel manner.

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