Vacuum concentration device with stirring function

Abstract

The utility model discloses a vacuum concentration device with a stirring function, which relates to the technical field of vacuum distillation and comprises a concentration component, a stirring component, a cooling component, a connecting pipe, a distillate collecting bin, a concentrate collecting chamber and a vacuum pump. The heating chamber is arranged outside the concentrating assembly in a sleeving mode, the stirring assembly is located inside the concentrating assembly, the distillate collecting bin is located below the cooling assembly, the concentrated liquid collecting chamber is located below the concentrating assembly, and the vacuum pump is connected to one side of the distillate collecting bin. By means of medium heating, heat transfer is more uniform, distillation stock solution is stirred in the distillation process through installation of the stirring assembly, the purpose of uniform heating is achieved, concentrate adhesion is avoided, concentrate collection is facilitated, the stock solution concentration condition can be observed through installation of the visual window, and the concentration progress can be adjusted in time.

Description

TECHNICAL FIELD

[0001] The utility model belongs to vacuum distillation technical field especially relates to a vacuum concentration device with stirring function. BACKGROUND

[0002] Vacuum concentration is a kind of concentration operation under the condition of reduced pressure, is widely used in petrochemical industry, fine chemical industry, food industry, pharmaceutical industry, environmental protection field, the existing vacuum concentration device is difficult to observe concentration condition, thus is difficult to grasp concentration process.

[0003] In order to solve the above problems, the utility model aims at providing a vacuum concentration device with stirring function, the heating chamber is set outside the concentration chamber, the liquid in the gap position between the heating chamber and the concentration chamber is heated, the heat transfer is more uniform through medium heating, the distillation raw liquid is stirred in the process of distillation through the installation of stirring assembly, the purpose of uniform heating is realized to avoid the adhesion of concentrate, the collection of concentrate is facilitated, the installation of visual window can observe the concentration condition of raw liquid, and concentration progress is adjusted in time. UTILITY MODEL CONTENTS

[0004] To achieve the above object, the utility model provides a vacuum concentration device with stirring function, including concentration component, stirring assembly, cooling component, connecting pipe, distillation liquid collection bin, concentrate collection chamber and vacuum pump, the concentration component is connected with cooling component through the connecting pipe in top, the stirring assembly is located inside concentration component, the distillation liquid collection bin is located below cooling component, the concentrate collection chamber is located below concentration component, the vacuum pump is connected on one side of distillation liquid collection bin,

[0005] Concentration component includes concentration chamber, the heating chamber is set outside concentration chamber, heating plate is set on the shell of heating chamber, the liquid with higher specific heat capacity is in the gap position between heating chamber and concentration chamber, visual window is fixed outside concentration chamber, the visual window penetrates through heating chamber.

[0006] In an example, the upper end of the concentration chamber is movably fixed with a feeding pipe, the feeding pipe penetrates through the heating chamber, and a filter screen is fixed in the feeding pipe.

[0007] In an example, the visual window is fixed with a thermometer on the side of the position, and the temperature measuring section of the thermometer is located inside the liquid in the heating chamber and the concentration chamber.

[0008] In an example, the cooling component includes a condenser pipe fixedly connected with the connecting pipe, the condenser pipe is spirally wound on the outside of a cooling pipe, and the cooling pipe is fixed on the inner wall of the cooling chamber.

[0009] In one example, the bottom of the concentration chamber has a discharge pipe flush with its position, the discharge pipe penetrates through the heating chamber, and the bottom of the discharge pipe is on the concentrate collection chamber.

[0010] In one example, the stirring assembly includes a motor fixedly installed on the top of the heating chamber, the output end of the motor is connected with a rotating shaft at the central position of the stirring plate, the rotating shaft penetrates through the heating chamber and the top of the concentration chamber, and a plurality of rotating plates are fixedly arranged on the rotating shaft at equal intervals.

[0011] In one example, the lower end of the rotating shaft is fixed with a group of rotating plates, and the lower end rotating plate is tangent to the bottom of the concentration chamber.

[0012] In one example, the lower end of the rotating shaft is fixed with a group of rotating plates, and the lower end rotating plate is tangent to the bottom of the concentration chamber.

[0013] The vacuum concentration device with stirring function can bring the following beneficial effects:

[0014] 1. The heating chamber is provided outside the concentration chamber, there is a liquid with high specific heat capacity in the gap between the heating chamber and the concentration chamber, the medium heats the original liquid, heat transfer is more uniform, the original liquid is uniformly heated, the distillation original liquid is stirred in the process of distillation through the installation of the stirring assembly, the purpose of uniform heating is achieved, the concentrate is prevented from adhering, and the concentrate is conveniently collected.

[0015] 2. The installation of the visual window can observe the concentration of the original liquid, the concentration progress is adjusted in time, and the vacuum concentration product and intermediate product are efficiently collected through the setting of the distillation liquid collection bin and the concentrated liquid collection bin. BRIEF DESCRIPTION OF DRAWINGS

[0016] The drawings described herein are used to provide further understanding of the present application, and form a part of the present application. The schematic embodiments of the present application and the description thereof are used to explain the present application, and do not constitute an improper limitation on the present application. In the drawings:

[0017] Fig. 1 It is a whole structure schematic view of the vacuum concentration device with stirring function.

[0018] Fig. 2 It is a schematic view of the structure of the vacuum concentration device with stirring function except the heating chamber and the cooling chamber.

[0019] Fig. 3 It is a structure schematic view of the stirring assembly of the vacuum concentration device with stirring function.

[0020] Fig. 4 A feeding pipe structure diagram of a vacuum concentration device with stirring function.

[0021] Reference signs are as follows:

[0022] 1, feeding pipe; 2, filter screen; 3, heating chamber; 4, visual window; 5, concentration chamber; 6, connecting pipe; 7, cooling chamber; 8, cooling pipe; 9, condensing pipe; 10, distillate collection bin; 11, vacuum pump; 12, rotating shaft; 13, motor; 14, discharge pipe; 15, concentrate collection chamber; 16, rotating plate. DETAILED DESCRIPTION

[0023] In order to more clearly illustrate the overall concept of the present application, the following will be described in detail in an exemplary manner with reference to the accompanying drawings.

[0024] In the description of the present application, it should be understood that the terms "center", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "axial", "radial", "circumferential" and the like indicate the orientation or positional relationship based on the orientation or positional relationship shown in the drawings, and are only for the convenience of describing the present application and simplifying the description, and do not indicate or imply that the devices or elements referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore cannot be understood as limiting the present application.

[0025] In addition, the terms "first", "second" are only for descriptive purposes and cannot be understood as indicating or implying relative importance or implicitly indicating the number of the technical features indicated. Therefore, the features defined with "first", "second" can explicitly or implicitly include one or more of the features. In the description of the present application, the meaning of "multiple" is two or more, unless otherwise specifically limited.

[0026] In the present application, unless otherwise specifically defined and limited, the terms "mounting", "connection", "connection", "fixing" and the like should be understood broadly, for example, it can be fixedly connected, or it can be detachably connected, or it can be integrated; it can be mechanically connected, or it can be electrically connected, or it can be communicated; it can be directly connected, or it can be indirectly connected through an intermediate medium; it can be the communication or interaction relationship between two elements. For those skilled in the art, the specific meaning of the above terms in the present application can be understood according to the specific circumstances.

[0027] In the present application, unless otherwise explicitly specified and limited, the first feature is "on" or "under" the second feature, which can be direct contact between the first and second features, or indirect contact through an intermediate medium. In the description of the present application, the description of the terms "one scheme", "several schemes", "example", "specific example" or "several examples" means that the specific features, structures, materials or characteristics described in conjunction with the scheme or example are included in at least one scheme or example of the present application. In the description of the present application, the illustrative description of the above terms is not necessarily for the same scheme or example. Moreover, the specific features, structures, materials or characteristics described can be combined in any one or more schemes or examples in a suitable manner.

[0028] As shown in Figs. 1-4 The embodiment of the present application provides a vacuum concentration device with stirring function, which comprises a concentration assembly, a cooling assembly, a connecting pipe 6, a distillate collecting bin 10, a concentrate collecting chamber 15 and a vacuum pump 11, the concentration assembly and the cooling assembly are connected through the connecting pipe 6 at the top, the distillate collecting bin 10 is located below the cooling assembly, the concentrate collecting chamber 15 is located below the concentration assembly, and the vacuum pump 11 is connected to one side of the distillate collecting bin 10.

[0029] After the equipment is placed at the target position, the vacuum distillation operation can be carried out, the distillation raw liquid is poured into the concentration chamber 5 through the feeding pipe 1, since the filter screen 2 is fixed in the feeding pipe 1, the impurities in the distillation raw liquid are filtered out through the filter screen 2 in the feeding pipe 1, the filtered distillation raw liquid enters the concentration chamber 5, and the feeding pipe 1 is removed and plugged with a filling plug.

[0030] The vacuum pump 11 is opened, the concentration chamber 5, the connecting pipe 6, the condenser pipe 9, the distillate collecting bin 10 and the vacuum pump 11 are in communication and tight connection inside, there is no gap at the connection, the inside of the above-mentioned components of the vacuum pump 11 is extracted to a low-pressure vacuum state, a vacuum environment is provided for distillation, the boiling point of the raw liquid is reduced, low-temperature distillation can be carried out, the lower end of the cooling pipe 8 is connected to the cooling water inlet in the cooling chamber 7, the upper end of the cooling pipe 8 is connected to the cooling water outlet in the cooling chamber 7, the cooling water switch is opened, the cooling water flows from the lower end of the cooling pipe 8 to the upper end of the cooling pipe 8, and flows out through the cooling water outlet.

[0031] The closed concentration chamber 5 is externally sleeved with a heating chamber 3, a heating plate is arranged on the shell of the heating chamber 3, a liquid with high specific heat capacity is arranged in the gap between the concentration chamber 5 and the heating chamber 3, the heating plate on the shell provides heat, the temperature of the liquid is increased, heat is transferred from the high-temperature substance to the low-temperature substance, the temperature of the distillation raw liquid in the concentration chamber 5 is increased, a thermometer is inserted in the liquid and fixed at the position of the visual window 4, the temperature of the liquid can be directly observed, the heating plate is adjusted, the raw liquid is heated through the medium, and the heat transfer is more uniform, the raw liquid is uniformly heated and the temperature is not prone to being too high;

[0032] A motor 13 is fixedly installed on the top of the heating chamber 3, the output end of the motor 13 is connected with a rotating shaft 12 at the center position of the stirring plate, the rotating shaft 12 penetrates through the top of the heating chamber 3 and the concentration chamber 5, a plurality of rotating plates 16 are fixedly arranged on the rotating shaft 12 at equal intervals, in the heating process, the motor 13 is turned on, the output end of the motor 13 drives the stirring plate to rotate, the distillation raw liquid is stirred, and the purpose of uniform heating is achieved;

[0033] The distillation raw liquid is heated to the boiling point, evaporation reaction occurs, the gas enters the condensing pipe 9 through the connecting pipe 6 at the upper end of the concentration chamber 5, the cooling pipe 8 is spirally wound outside the condensing pipe 9, the cooling liquid flows through the cooling pipe 8, the temperature in the condensing pipe 9 is lowered, the gas in the condensing pipe 9 is liquefied, and flows into the distillation liquid collecting bin 10 to realize the collection of the distillation liquid; the bottom of the distillation liquid collecting bin 10 is provided with a liquid outlet pipe, so that the liquid in the distillation liquid collecting bin 10 can be discharged in time;

[0034] After distillation for a certain period of time, the concentration situation of the distillation raw liquid in the concentration chamber 5 can be observed through the visual window 4, the visual window 4 is fixed outside the concentration chamber 5 and penetrates through the heating chamber 3, after concentration is completed, the outlet of the discharge pipe 14 can be opened, the concentrate collecting chamber 15 is located below the heating chamber 3, the concentrate can enter the discharge pipe 14 through the scraping of the stirring plate tangent to the bottom of the concentration chamber 5, the discharge pipe 14 penetrates through the bottom of the concentration chamber 5 and is flush with the bottom of the concentration chamber 5, and the feeding pipe 1 penetrates through the heating chamber 3; the concentrate enters the concentrate collecting chamber 15 through the discharge pipe 14;

[0035] The utility model discloses a heating chamber 3 is externally sleeved with concentration chamber 5 between the gap position of heating chamber 3 and concentration chamber 5 has liquid with higher specific heat capacity, carries out heating to raw liquid through medium, can make heat transfer more uniform, raw liquid is heated uniformly, through the installation of visual window 4, the concentration situation can be observed, and the concentration progress is adjusted in time, through the installation of stirring subassembly, the distillation raw liquid is stirred in the process of distillation, the purpose of uniform heating is realized, the concentrate is prevented from adhering, and the collection of the concentrate is facilitated.

[0036] The various embodiments in the specification are described in a progressive manner, and the same or similar parts between the various embodiments can be mutually referred to, and each embodiment focuses on the difference from other embodiments. In particular, for the system embodiments, since they are basically similar to the method embodiments, they are described more simply, and the relevant parts can be referred to the part of the method embodiments.

[0037] The above only describes the embodiments of the present application and is not intended to limit the present application. The present application can be variously changed and modified by those skilled in the art. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present application shall be included in the scope of the claims of the present application.

Claims

1. A vacuum concentration device with stirring function, comprising a concentration assembly, a cooling assembly, a stirring assembly, a connecting pipe (6), a distillate collection bin (10), a concentrate collection chamber (15) and a vacuum pump (11), characterized in that: The condensing assembly is connected with the cooling assembly through the connecting pipe (6) at the top, the stirring assembly is located inside the condensing assembly, the distillate collecting bin (10) is located below the cooling assembly, the condensate collecting chamber (15) is located below the condensing assembly, and the vacuum pump (11) is connected at one side of the distillate collecting bin (10); The condensing assembly comprises a condensing chamber (5), the condensing chamber (5) is externally sleeved with a heating chamber (3), a heating plate is arranged on the shell of the heating chamber (3), a liquid with high specific heat capacity is arranged in the gap between the heating chamber (3) and the condensing chamber (5), a visual window (4) is fixed outside the condensing chamber (5), and the visual window (4) penetrates through the heating chamber (3).

2. The vacuum concentration device with stirring function according to claim 1, characterized in that, An inlet pipe (1) is movably fixed at the upper end of the condensing chamber (5), the inlet pipe (1) penetrates through the heating chamber (3), and a filter screen (2) is fixed in the inlet pipe (1).

3. The vacuum concentration device with stirring function according to claim 1, characterized in that, A thermometer is fixed at the side of the visual window (4).

4. The vacuum concentration device with stirring function according to claim 1, characterized in that, The cooling assembly comprises a condensing pipe (9) fixedly connected with the connecting pipe (6), the condensing pipe (9) is spirally wound outside by a cooling pipe (8), and the cooling pipe (8) is fixed to the inner wall of a cooling chamber (7).

5. The vacuum concentration device with stirring function according to claim 1, characterized in that, The condensing chamber (5) is provided with a discharge pipe (14) flush with the position of the condensing chamber (5), the discharge pipe (14) penetrates through the heating chamber (3), and the bottom of the discharge pipe (14) is located above the condensate collecting chamber (15).

6. The vacuum concentration device with stirring function according to claim 1, characterized in that, The stirring assembly comprises a motor (13) fixedly installed at the top of the heating chamber (3), the output end of the motor (13) is connected with a rotating shaft (12) at the center position of the stirring plate, the rotating shaft (12) penetrates through the heating chamber (3) and the top of the condensing chamber (5), and a plurality of groups of rotating plates (16) are fixedly arranged on the rotating shaft (12) at equal intervals.

7. The vacuum concentration device with stirring function according to claim 6, characterized in that, The bottom of the rotating plate (16) is tangent to the bottom of the condensing chamber (5).

8. The vacuum concentration device with stirring function according to claim 1, characterized in that, The vacuum pump (11), the condensing chamber (5), the connecting pipe (6), the condensing pipe (9), the distillate collecting bin (10) and the vacuum pump (11) are in communication and tight connection, and there is no gap at the connection.

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