CN220404882U - Decomposition type lower stirring propeller - Google Patents

Abstract

The utility model provides a split type lower stirring propeller which comprises a tank body and a propeller main body, wherein the propeller main body comprises a motor, a gear reducer, an outer connecting shaft, an external mechanical seal, an internal connecting shaft and a propelling blade, the propelling blade comprises a fixed shaft buckle, a blade fixing plate and a propelling blade, the propelling blade is shaped as a shovel blade with a gradient, the tank body, the motor, the gear reducer, the outer connecting shaft, the external mechanical seal, the internal connecting shaft and the propelling blade are all detachably connected, when the split type lower stirring propeller is used, the motor drives the propelling blade to rotate through a transmission device, the liquid is subjected to transverse and radial two-strand thrust simultaneously in the tank, crystals in the liquid are uniformly mixed and prevented from precipitating and blocking equipment, and meanwhile, the detachable structure of the propeller main body is convenient for cleaning and maintaining the equipment, so that the efficiency of evaporation crystallization is improved.

Description

Decomposition type lower stirring propeller

Technical Field

The utility model relates to the technical field of biochemical production, in particular to a decomposing type lower stirring propeller.

Background

In the running process of the existing continuous evaporation crystallization system, because a plurality of biological products have very low solubility, crystallization and precipitation occur quickly in the evaporation process, so that the mobility of the material liquid is poor while the concentration of the crystallization material liquid is improved, equipment blockage is easily caused, and particularly, the problem that the crystallization and precipitation block a pipeline is more easily caused in the process of using a falling film evaporator; meanwhile, the problem of different crystal sizes caused by uneven heating in the crystallization process is solved; the heat transfer coefficient becomes lower when the liquid crystal is more, the evaporation capacity of the whole evaporation system is reduced, the efficiency of the evaporation crystallization system is reduced, and the like, which are commonly existing in the production and manufacturing industries of biochemical products.

Therefore, in order to solve the above-mentioned problems, it is necessary to design a decomposing type lower stirring impeller.

Disclosure of Invention

In order to overcome the defects in the prior art, the utility model aims to provide a decomposing type lower stirring propeller.

To achieve the above and other related objects, the present utility model provides the following technical solutions: the utility model provides a stirring propeller under decomposition formula, includes jar body and propeller main part, the propeller main part includes motor, gear reducer, outer connecting axle, external mechanical seal, built-in mechanical seal, interior connecting axle and propelled paddle are constituteed, motor output and gear reducer input transmission are connected, gear reducer output transmission is connected in outer connecting axle, outer connecting axle is located jar body below and outer connecting axle and passes external mechanical seal and jar body bottom swing joint, jar internal portion is equipped with interior connecting axle, interior connecting axle bottom passes built-in mechanical seal grafting on outer connecting axle, interior connecting axle top fixedly connected with propelled paddle, propelled paddle contains fixed axle buckle, paddle fixed plate and propelled paddle blade, the paddle fixed plate passes through bolted connection with the paddle fixed plate and is fixed, the paddle fixed plate welds in the fixed axle buckle outside, the fixed axle buckle is installed and is fixed in on the internal connecting axle.

The preferable technical scheme is as follows: the pushing type blade is shaped like a shovel blade with a gradient.

The preferable technical scheme is as follows: the tank body, the motor, the gear reducer, the outer connecting shaft, the external mechanical seal, the internal mechanical seal, the inner connecting shaft and the propelling type blade are detachably connected.

Due to the application of the technical scheme, the utility model has the following beneficial effects: the motor drives the push type blade to rotate, and the blade adopts the shovel-shaped blade with one side provided with a slope, so that the blade generates transverse flow and radial flow during rotation, the problem that equipment is blocked by crystal precipitation in the process of evaporation and crystallization is effectively solved, and meanwhile, crystals uniformly flow in feed liquid under the action of the decomposed lower stirring propeller, so that the uniform growth of crystal forms is facilitated, the size of crystal particles is uniform, the generation of powder crystals is reduced, and the product quality is improved. The utility model has simple operation and compact structure, obviously improves the heat exchange effect of the evaporative crystallization system and improves the efficiency of the evaporative crystallization.

Drawings

FIG. 1 is a schematic diagram of the structure of the present utility model.

Fig. 2 is a schematic structural view of a propeller blade according to the present utility model.

In the drawings, 1, a tank body; 2. a motor; 3. a gear reducer; 4. an outer connecting shaft; 5. an external mechanical seal; 6. a mechanical seal is arranged in the inner part; 7. an inner connecting shaft; 8. propelling type paddles; 81. the fixed shaft is buckled; 82. a blade fixing plate; 83. a propeller blade.

Detailed Description

Further advantages and effects of the present utility model will become apparent to those skilled in the art from the disclosure of the present utility model, which is described by the following specific examples.

Please refer to fig. 1-2. It should be noted that, in the description of the present utility model, it should be noted that, directions or positional relationships indicated by terms such as "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc., are directions or positional relationships based on those shown in the drawings, or directions or positional relationships in which the inventive product is conventionally put in use, are merely for convenience of describing the present utility model and for simplifying the description, and are not indicative or implying that the apparatus or element to be referred to must have a specific direction, be constructed and operated in a specific direction, and therefore should not be construed as limiting the present utility model. Furthermore, the terms "first," "second," "third," and the like are used merely to distinguish between descriptions and should not be construed as indicating or implying relative importance. The terms "horizontal," "vertical," "overhang," and the like do not denote that the component is required to be absolutely horizontal or overhang, but may be slightly inclined. As "horizontal" merely means that its direction is more horizontal than "vertical", and does not mean that the structure must be perfectly horizontal, but may be slightly inclined.

In the description of the present utility model, it should also be noted that, unless explicitly specified and limited otherwise, the terms "disposed," "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, integrally connected, mechanically connected, electrically connected, directly connected, indirectly connected through an intermediary, or communicating between two elements. The specific meaning of the above terms in the present utility model will be understood in specific cases by those of ordinary skill in the art.

Examples:

as shown in fig. 1-2, a lower split stirring propeller provided by the utility model comprises a tank body (1) and a propeller main body, wherein the propeller main body comprises a motor (2), a gear reducer (3), an outer connecting shaft (4), an external mechanical seal (5), an internal mechanical seal (6), an internal connecting shaft (7) and a propelling blade (8), the output end of the motor (2) is in transmission connection with the input end of the gear reducer (3), the output end of the gear reducer (3) is in transmission connection with the outer connecting shaft (4), the outer connecting shaft (4) is positioned below the tank body (1) and the outer connecting shaft (4) is movably connected with the bottom of the tank body (1) through the external mechanical seal (5), the inner connecting shaft (7) is arranged in the tank body (1), the bottom of the inner connecting shaft (7) is inserted on the outer connecting shaft (4) through the internal mechanical seal (6), the top of the internal connecting shaft (7) is fixedly connected with the propelling blade (8), the propelling blade (8) comprises a buckle blade (82) and a blade (82) is fixedly connected with a blade (81) through a bolt (81), the fixed shaft buckle (81) is fixedly arranged on the inner connecting shaft (7).

Principle of: when the liquid inlet tank is used, the propeller main body is mounted on the tank body (1), when liquid enters the tank body (1), the motor (2) is turned on, the gear reducer (3) is driven by the outer connecting shaft (4) and the inner connecting shaft (7), and finally the propelling blades (8) are driven to rotate, and one side of the propelling blades (83) is provided with slopes to enable the liquid to be subjected to two transverse and radial thrusts in the tank at the same time, so that crystals in the liquid are uniformly mixed, and meanwhile, the equipment is prevented from being blocked by crystal precipitation.

The above embodiments are merely illustrative of the principles of the present utility model and its effectiveness, and are not intended to limit the utility model. Modifications and variations may be made to the above-described embodiments by those skilled in the art without departing from the spirit and scope of the utility model. Accordingly, it is intended that all equivalent modifications and variations which can be accomplished by persons skilled in the art without departing from the spirit and technical spirit of the present utility model shall be covered by the appended claims.

Claims (3)

1. A split type lower stirring propeller which is characterized in that: including jar body and propeller main part, the propeller main part includes motor, gear reducer, outer connecting axle, external mechanical seal, built-in mechanical seal, internal connection axle and propulsion paddle leaf are constituteed, motor output and gear reducer input transmission are connected, gear reducer output transmission is connected in outer connecting axle, outer connecting axle is located jar body below and outer connecting axle and passes external mechanical seal and jar body bottom swing joint, jar internal portion is equipped with the internal connection axle, the internal connection axle bottom passes built-in mechanical seal and pegs graft on outer connecting axle, internal connection axle top fixedly connected with propulsion paddle leaf, propulsion paddle leaf contains fixed axle buckle, paddle leaf fixed plate and propulsion paddle leaf, the paddle leaf fixed plate passes through bolted connection fixedly, the paddle leaf fixed plate welds in the fixed axle buckle outside, fixed axle buckle installation is fixed in on the internal connection axle.

2. A split lower stirrer impeller according to claim 1, wherein: the pushing type blade is shaped like a shovel blade with a gradient.

3. A split lower stirrer impeller according to claim 1, wherein: the tank body, the motor, the gear reducer, the outer connecting shaft, the external mechanical seal, the internal mechanical seal, the inner connecting shaft and the propelling type blade are detachably connected.