CN213407759U - Spray drier with mother liquor preheating function - Google Patents

Abstract

The utility model discloses a spray drier with mother liquor preheating function, which comprises a spray drier body, wherein a spiral plate extending along the axial direction of the spray drier body is arranged around the outer wall of the spray drier body, the inner side of the spiral plate is connected with the outer wall of the spray drier body, the outer wall of the spray drier body and the spiral plate jointly form a spiral groove surrounding the outer wall of the spray drier body, a heat preservation cover is arranged on the notch of the spiral groove, and the spiral plate is made of heat conducting materials; the helicla flute fit in is equipped with the heat pipe, during the use, the one end of heat pipe is used for being connected with the atomizer, and the other end of heat pipe is used for being connected with mother liquor feed liquor pipe, and the mother liquor carries out the heat exchange with the heat that spray dryer body effused in the heat pipe, and then obtains preheating, and the mother liquor after preheating can be more easily by hot air drying after atomizing in spray dryer body, has the advantage that drying efficiency is high.

Description

Spray drier with mother liquor preheating function

Technical Field

The utility model belongs to the technical field of spray dryer, a mother liquor that relates to spray drying in advance preheats, specifically is a spray dryer with mother liquor preheats function.

Background

The spray dryer is a device capable of simultaneously completing drying and granulation, the spray drying system comprises a spray dryer, a mother liquor supply device, a hot air supply device and a discharge device, wherein the mother liquor supply device comprises a mother liquor tank, a mother liquor inlet pipe and an atomizer arranged at the top of the spray dryer, and the two ends of the mother liquor inlet pipe are respectively connected with the mother liquor tank and the atomizer. Among the prior art, mother liquor feed liquor pipe mainly plays the effect of carrying, is about to directly carry the atomizer to the mother liquor in the mother liquor jar, and the mother liquor atomizes through the atomizer and carries out the drying by the hot-blast in the spray drier, therefore before the atomizing, the mother liquor does not pass through preheating, must influence drying efficiency when the mother liquor temperature is on the low side.

SUMMERY OF THE UTILITY MODEL

In order to overcome the defects of the prior art, the utility model provides a spray dryer with the mother liquor preheating function.

In order to realize the purpose, the utility model discloses a technical scheme is: a spray dryer with a mother liquor preheating function comprises a spray dryer body, wherein a spiral plate extending along the axial direction of the spray dryer body is arranged around the outer wall of the spray dryer body, the inner side of the spiral plate is connected with the outer wall of the spray dryer body, the outer wall of the spray dryer body and the spiral plate jointly form a spiral groove around the outer wall of the spray dryer body, and the spiral plate is made of a heat-conducting material; the helicla flute fit in is equipped with the heat pipe, and during the use, the one end of heat pipe is used for being connected with the atomizer, and the other end of heat pipe is used for being connected with mother liquor feed liquor pipe.

Further, in order to strengthen the preheating effect and fully utilize the heat dissipated by the spray dryer body, one side of the spiral plate far away from the spray dryer body is provided with an elastic heat preservation strip, the heat preservation strip is arranged along the extending direction of the spiral plate, the heat preservation strips on two adjacent spiral plates jointly form a heat preservation cover covering the notch of the spiral groove, and the outer walls of the heat preservation cover, the spiral plate and the spray dryer body jointly enclose a spiral preheating cavity.

Furthermore, the heat pipe is the hose, leaves the space that can supply the hose business turn over between two adjacent heat preservation strips, be equipped with the heat preservation fine hair on the heat preservation strip, the heat preservation fine hair is filled in the space, during the use, impresses the helicla flute with the heat pipe from the gap between two adjacent heat preservation strips to lay along the extending direction of helicla flute the heat pipe. Owing to be the setting of heat preservation fine hair, have heat retaining effect on the one hand, on the other hand can not hinder the business turn over of heat pipe, treats that the heat pipe impresses the helicla flute completely after, the rethread mother liquor, the heat pipe can be because of the effect of mother liquor is bloated, and then is spacing in the helicla flute by the heat preservation strip, the during operation is unlikely to because of the vibration or break away from the helicla flute.

Compared with the prior art, the utility model discloses the technological effect who gains does: the utility model discloses a spray drier with mother liquor preheats function, can be according to the actual temperature problem condition of mother liquor, selective be connected mother liquor feed liquor pipe is direct with the atomizer or be connected with the atomizer through the heat pipe, when treating to be connected with the atomizer through the heat pipe, the mother liquor carries out the heat exchange with the heat that spray drier body effused in the heat pipe, and then obtains preheating, the mother liquor after preheating can be by hot air drying more easily after atomizing in spray drier body, has the advantage that drying efficiency is high.

Drawings

Fig. 1 is a schematic structural diagram of a spray dryer with a mother liquor preheating function in an embodiment of the present invention (a heat insulation cover is omitted in the figure).

Fig. 2 is a schematic structural diagram of a spray dryer with a mother liquor preheating function according to an embodiment of the present invention (the heat pipe is omitted in the figure).

Fig. 3 is an enlarged schematic view of a point a in fig. 2.

The reference numbers in the figures are: 1. the spray dryer comprises a spray dryer body, 2 thermal insulation strips, 3 thermal insulation covers, 4 spiral plates, 5 spiral grooves, 6 thermal insulation fluff and 7 heat conduction pipes.

Detailed Description

The utility model discloses not confine the following embodiment to, general technical personnel in this field can adopt other multiple embodiment to implement according to the utility model discloses a, perhaps all adopt the utility model discloses a design structure and thinking do simple change or change, all fall into the utility model discloses a protection scope. It should be noted that, in the present invention, the embodiments and features of the embodiments may be combined with each other without conflict.

In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are used merely for convenience of description and for simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention. Furthermore, the terms "first", "second", etc. are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first," "second," etc. may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless otherwise specified.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood by those of ordinary skill in the art through specific situations.

The specific embodiment of the utility model is shown in fig. 1 to 3, a spray dryer with mother liquor preheating function, which comprises a spray dryer body 1, wherein a spiral plate 4 extending along the axial direction of the spray dryer body 1 is arranged around the outer wall of the spray dryer body, the inner side of the spiral plate 4 is connected with the outer wall of the spray dryer body, the outer wall of the spray dryer body and the spiral plate 4 together form a spiral groove 5 around the outer wall of the spray dryer body, and the spiral plate 4 is made of heat conducting material; the spiral groove 5 is internally provided with a heat conduction pipe 7 in a matching way, when the atomizer is used, one end of the heat conduction pipe 7 is used for being connected with the atomizer, and the other end of the heat conduction pipe 7 is used for being connected with a mother liquor inlet pipe.

Specifically, in order to strengthen the heat that preheats effect and make full use of spray dryer body 1 heat dissipation comes out, one side that spray dryer body 1 was kept away from to spiral plate 4 is equipped with elastic heat preservation strip 2, heat preservation strip 2 sets up along the extending direction of spiral plate 4, heat preservation strip 2 on two adjacent spiral plates 4 forms jointly and covers heat preservation lid 3 on the notch of helicla flute 5, heat preservation lid 3, spiral plate 4 and spray dryer body 1's outer wall encloses into the spiral preheating chamber jointly.

The heat conduction pipes 7 are hoses, a gap for the hoses to pass in and out is reserved between every two adjacent heat preservation strips 2, heat preservation fluff 6 is arranged on each heat preservation strip 2, the heat preservation fluff 6 is filled in the gap, when the heat conduction pipes 7 are used, the heat conduction pipes 7 are pressed into the spiral grooves 5 from the gaps between every two adjacent heat preservation strips 2, and the heat conduction pipes 7 are laid along the extending direction of the spiral grooves 5. Owing to be the setting of heat preservation fine hair 6, on the one hand have heat retaining effect, on the other hand can not hinder the business turn over of heat pipe 7, treat that heat pipe 7 impresses the helicla flute 5 completely after, the rethread mother liquor, heat pipe 7 can expand because of the effect of mother liquor, and then by the spacing helicla flute 5 of heat preservation strip 2, during operation is unlikely to because of the vibration or break away from helicla flute 5.

The utility model discloses a spray drier with mother liquor preheats function, can be according to the actual temperature problem condition of mother liquor, selective be connected mother liquor feed liquor pipe directly with the atomizer or be connected with the atomizer through heat pipe 7, when treating to be connected with the atomizer through heat pipe 7, the mother liquor carries out the heat exchange with the heat that spray drier body 1 effused in heat pipe 7, and then obtains preheating, the mother liquor after preheating can be more easily by hot air drying after atomizing in spray drier body 1, has the advantage that drying efficiency is high.

The above description is only the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art can substitute or change the technical solution and the concept of the present invention within the technical scope disclosed in the present invention.

Claims (2)

1. The utility model provides a spray drier with mother liquor preheats function which characterized in that: the spray dryer comprises a spray dryer body (1), wherein a spiral plate (4) extending along the axial direction of the spray dryer body (1) is arranged around the outer wall of the spray dryer body, the inner side of the spiral plate (4) is connected with the outer wall of the spray dryer body, the outer wall of the spray dryer body and the spiral plate (4) jointly form a spiral groove (5) around the outer wall of the spray dryer body, and the spiral plate (4) is made of a heat-conducting material; a heat conduction pipe (7) is arranged in the spiral groove (5) in a matching manner, when the liquid atomizer is used, one end of the heat conduction pipe (7) is used for being connected with the atomizer, and the other end of the heat conduction pipe (7) is used for being connected with a mother liquid inlet pipe;

one side that spray dryer body (1) was kept away from in spiral plate (4) is equipped with heat preservation strip (2), heat preservation strip (2) set up along the extending direction of spiral plate (4), and heat preservation strip (2) on two adjacent spiral plates (4) form jointly and cover heat preservation lid (3) on the notch of helicla flute (5), the outer wall of heat preservation lid (3), spiral plate (4) and spray dryer body (1) encloses jointly into spiral preheating chamber.

2. The spray dryer with mother liquor preheating function according to claim 1, characterized in that: heat pipe (7) are the hose, leave the space that can supply heat pipe (7) business turn over between two adjacent heat preservation strip (2), be equipped with heat preservation fine hair (6) on heat preservation strip (2), heat preservation fine hair (6) are filled in the space, during the use, impress spiral groove (5) with heat pipe (7) from the gap between two adjacent heat preservation strips (2) to lay along the extending direction of spiral groove (5) heat pipe (7).

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