Efficient cooling chemical stirring device

Abstract

The utility model discloses a chemical stirring device with an efficient cooling function, and relates to the technical field of chemical equipment. The stirring device comprises a stirring barrel, a stirring assembly and a heat exchange pipe fitting, a stirring assembly is arranged in the stirring barrel, and the upper part of the stirring assembly is fixed on the barrel cover; the multiple heat exchange pipe fittings are distributed in the stirring barrel at equal intervals, inlets of the multiple heat exchange pipe fittings are connected with an outlet of the refrigeration equipment through the cooling liquid input pipe fittings, and outlets of the multiple heat exchange pipe fittings are connected with an inlet of the refrigeration equipment through the cooling liquid output pipe fittings. According to the chemical stirring device, the heat exchange pipe fitting can swing in the stirring barrel and is matched with the stirring assembly, the overall stirring effect can be greatly improved, the position of the heat exchange pipe fitting in the stirring barrel is adjustable, the heat exchange pipe fitting can conduct heat exchange on materials at all positions in the stirring barrel, and the problems that an existing chemical stirring device is single in stirring mode, and the stirring efficiency is high are solved. The stirring effect is poor, and the cooling efficiency of internal materials is poor.

Description

Technical Field

[0001] The utility model belongs to the technical field of chemical equipment, in particular to a chemical stirring device with high-efficiency cooling. Background Art

[0002] Chemical stirring device mainly consists of kettle body, kettle cover, jacket, stirrer, transmission device, shaft sealing device, support, etc., and is widely used in chemical, pharmaceutical, food and other industries. Chemical stirring device can fully mix raw materials of different components and disperse them evenly to improve product quality and process stability; it can effectively contact reactants and increase reaction rate, thereby improving production efficiency; it can reduce the thickness of mass transfer and heat transfer boundary layer, accelerate mass transfer and heat transfer between media, and optimize reaction conditions; it can quickly dissipate reaction heat, prevent local overheating, and ensure the safety of the reaction process; it can prevent the formation and accumulation of precipitates and maintain the stability of the reaction system.

[0003] The chemical stirring device will generate a large amount of heat energy during the stirring process of chemical raw materials. If the stirring device cannot be effectively cooled down in time, the chemical raw materials may be damaged. The chemical stirring device with high efficiency cooling is an important equipment used for mixing, stirring and cooling chemical materials in the chemical production process. The device combines the two functions of stirring and cooling, aiming to improve production efficiency, ensure product quality, and optimize the process.

[0004] After retrieval, the announcement number CN214210276U and the announcement date 2021-09-17 disclose a chemical stirring device with high-efficiency cooling, including a mounting base, a rotating groove is opened on the upper end surface of the mounting base, a rotating shaft is rotatably installed in the rotating groove, a mixing drum is fixedly installed on the upper end surface of the rotating shaft, a bracket is fixedly installed on the upper end surface of the mounting base, a mounting plate is fixedly installed on the upper end surface of the bracket, a mounting block is fixedly installed on the lower end surface of the mounting plate, a cooling pipe is fixedly installed on the lower end surface of the mounting block, the cooling pipe extends into the interior of the mixing drum, an inlet pipe and a water outlet pipe are fixedly installed on the upper end surface of the mounting plate, a mounting frame and a pressure pump are placed on the left side of the mounting base, the left end of the water inlet pipe is connected to the pressure pump, a fan is fixedly installed on the left side of the mounting frame, a cooling pipe is fixedly installed on the right side of the mounting frame, the left side of the pressure pump is connected to the cooling pipe, and the left end of the water outlet pipe is connected to the cooling pipe.

[0005] The patent has the following shortcomings:

[0006] 1. The stirring device drives the rotating shaft and the stirring drum to rotate through the motor, and then stirs the chemical raw materials through the stationary cooling tube. The stirring method is single and the stirring effect is not ideal;

[0007] 2. The cooling pipe of the stirring device is fixed in the stirring drum, which makes it difficult to exchange heat for materials at various positions in the stirring drum, and the cooling uniformity and efficiency are poor.

[0008] To this end, we provide a chemical stirring device with high efficiency cooling to solve the above problems. Utility Model Content

[0009] The utility model aims to provide a chemical stirring device with high-efficiency cooling. The heat exchange pipe can swing in the stirring barrel and cooperate with the stirring component to greatly improve the overall stirring effect. The position of the heat exchange pipe in the stirring barrel can be adjusted, so that the heat exchange pipe can exchange heat for materials at various positions in the stirring barrel, thereby solving the problems of the existing chemical stirring device with a single stirring mode, poor stirring effect and poor cooling efficiency of internal materials.

[0010] In order to solve the above technical problems, the utility model is realized by the following technical solutions:

[0011] The utility model discloses a chemical stirring device with high-efficiency cooling, comprising a stirring barrel, a stirring assembly and a heat exchange pipe fitting; the stirring barrel is provided with the stirring assembly, and the upper part of the stirring assembly is fixed on the barrel cover; a plurality of heat exchange pipe fittings are provided, which are evenly spaced and distributed in the stirring barrel, the inlets of the plurality of heat exchange pipe fittings are connected with the outlet of a refrigeration device through a coolant input pipe fitting, the outlets of the plurality of heat exchange pipe fittings are connected with the inlet of the refrigeration device through a coolant output pipe fitting, and the refrigeration device is located at the back side of the stirring barrel; a reciprocating drive mechanism is also included; the reciprocating drive mechanism is used to drive the plurality of heat exchange pipe fittings to swing simultaneously.

[0012] The heat exchange pipe fittings include an L-shaped liquid inlet pipe, an L-shaped liquid outlet pipe and a heat exchange pipe; the L-shaped liquid inlet pipe and the L-shaped liquid outlet pipe are respectively located at the inner walls of both sides of the mixing barrel; a plurality of heat exchange pipes are provided, which are fixed between the L-shaped liquid inlet pipe and the L-shaped liquid outlet pipe at equal intervals, a plurality of fins uniformly distributed along the circumference are welded on the heat exchange pipe, a temperature sensor is provided in the middle of the heat exchange pipe, and a second valve is provided at the inlet end of the heat exchange pipe.

[0013] The utility model is further configured such that the stirring assembly includes a first motor, a stirring shaft and a stirring rod; the first motor is fixed at the top center of the barrel cover, the output shaft of the first motor is fixedly connected to the stirring shaft, and a plurality of stirring rods distributed at equal intervals are arranged on the stirring shaft; the heat exchange tube is located between the upper and lower stirring rods.

[0014] The utility model is further configured that the barrel cover is provided with a slot hole for the L-shaped liquid inlet pipe and the L-shaped liquid outlet pipe to pass through, and the L-shaped liquid inlet pipe and the L-shaped liquid outlet pipe are sealed with the slot hole by a sealing rubber sleeve.

[0015] The utility model is further configured such that the coolant input pipe fitting comprises an input main pipe and a plurality of input branch pipes arranged on the input main pipe; the input branch pipe is connected to the L-shaped liquid inlet pipe via a rotary joint, a first valve is arranged on each of the input branch pipes, and the input main pipe is connected to the outlet of the refrigeration equipment.

[0016] The utility model is further configured that the coolant output pipe fitting includes an output main pipe and a plurality of output branch pipes arranged on the output main pipe; the output branch pipes are connected to the L-shaped liquid outlet pipe through a rotating joint, and the output main pipe is connected to the inlet of the refrigeration equipment.

[0017] The utility model is further configured that the L-shaped liquid inlet pipe and the L-shaped liquid outlet pipe are both supported by a bearing seat, and a gear is fixedly sleeved on the end of the L-shaped liquid inlet pipe.

[0018] The utility model is further configured as follows: the reciprocating drive mechanism includes a rack, a guide rail, a connecting rod, a disc and a second motor; the rack is meshed with the gear, and the rack is slidably arranged on the guide rail; one end of the rack is hinged to one end of the connecting rod, the other end of the connecting rod is hinged to the edge of the disc, and the bottom center of the disc is fixedly connected to the output shaft of the second motor.

[0019] The utility model is further configured such that a first support platform and a second support platform are respectively fixed on the top of the refrigeration equipment; the first support platform is used to support the bearing seat, reciprocating drive mechanism and coolant input pipe fittings of the L-shaped liquid inlet pipe; the second support platform is used to support the bearing seat and coolant output pipe fittings of the L-shaped liquid outlet pipe.

[0020] The utility model has the following beneficial effects:

[0021] 1. The utility model provides a bearing seat, a gear and a reciprocating drive mechanism, so that the heat exchange pipe can swing in the mixing barrel. The heat exchange pipe in the swinging state cooperates with the mixing assembly, which can greatly improve the overall mixing effect and promote the full mixing of the materials. The position of the heat exchange pipe in the mixing barrel can be adjusted, so that the heat exchange pipe can exchange heat for the materials at various positions in the mixing barrel, and the cooling uniformity and efficiency are further improved.

[0022] 2. The utility model provides multiple groups of heat exchange pipes, each group of heat exchange pipes includes multiple heat exchange tubes, and fins are added to the heat exchange tubes to fully cool the materials during the stirring process, effectively control the reaction temperature, and achieve precise cooling of different areas by providing temperature sensors, a second valve, and a first valve.

[0023] Of course, any product implementing the present invention does not necessarily need to achieve all of the advantages described above at the same time. BRIEF DESCRIPTION OF THE DRAWINGS

[0024] In order to more clearly illustrate the technical solutions of the embodiments of the utility model, the drawings required for describing the embodiments are briefly introduced below. Obviously, the drawings described below are only some embodiments of the utility model. For ordinary technicians in this field, other drawings can be obtained based on these drawings without creative work.

[0025] Figure 1 The invention is a front view stereoscopic schematic diagram of the overall structure of a chemical stirring device with high efficiency cooling.

[0026] Figure 2 It is a three-dimensional schematic diagram of the overall structure of a chemical stirring device with high-efficiency cooling from the back.

[0027] Figure 3 The present invention is a schematic diagram of the structural distribution of a stirring assembly and multiple heat exchange pipes of a chemical stirring device with high efficiency cooling.

[0028] Figure 4 The figure is a schematic diagram of the structure of a stirring component of a chemical stirring device with high efficiency cooling.

[0029] Figure 5 The figure is a schematic diagram of the heat exchange pipe structure of a chemical stirring device with high efficiency cooling.

[0030] Figure 6 The figure is a schematic diagram of the reciprocating drive mechanism structure of a chemical stirring device with high efficiency cooling.

[0031] Figure 7 The present invention is a schematic diagram of the structure of a coolant input pipe fitting and a coolant output pipe fitting of a chemical stirring device with high efficiency cooling.

[0032] In the accompanying drawings, the components represented by the reference numerals are listed as follows:

[0033] 1-mixing barrel, 2-mixing assembly, 201-first motor, 202-mixing shaft, 203-mixing rod, 3-barrel cover, 301-slot, 4-heat exchange pipe fittings, 401-L-type liquid inlet pipe, 402-L-type liquid outlet pipe, 403-heat exchange pipe, 404-fin, 405-temperature sensor, 406-second valve, 407-bearing seat, 408-rotating joint, 409-gear, 410-sealing rubber sleeve, 5-cooling liquid input pipe fittings, 501-input main pipe, 502-input branch pipe, 503-first valve, 6-refrigeration equipment, 601-first support platform, 602-second support platform, 7-cooling liquid output pipe fittings, 701-output main pipe, 702-output branch pipe, 8-reciprocating drive mechanism, 801-rack, 802-guide rail, 803-connecting rod, 804-disc, 805-second motor. DETAILED DESCRIPTION

[0034] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments of the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model. Specific embodiment 1

[0036] See also Figure 1 , 3 -5, the utility model is a highly efficient cooling chemical stirring device, comprising a stirring barrel 1, a stirring assembly 2 and a heat exchange pipe 4; the stirring barrel 1 is provided with a stirring assembly 2, and the upper part of the stirring assembly 2 is fixed on the barrel cover 3; a plurality of heat exchange pipes 4 are provided, and are evenly spaced and distributed in the stirring barrel 1;

[0037] Specifically, the heat exchange pipe fitting 4 includes an L-shaped liquid inlet pipe 401, an L-shaped liquid outlet pipe 402 and a heat exchange pipe 403; the L-shaped liquid inlet pipe 401 and the L-shaped liquid outlet pipe 402 are respectively located at the inner walls on both sides of the mixing barrel 1; a plurality of heat exchange pipes 403 are provided, which are fixed at equal intervals between the L-shaped liquid inlet pipe 401 and the L-shaped liquid outlet pipe 402, and a plurality of fins 404 uniformly distributed along the circumference are welded on the heat exchange pipe 403, a temperature sensor 405 is provided in the middle of the heat exchange pipe 403, and a second valve 406 is provided at the inlet end of the heat exchange pipe 403.

[0038] Furthermore, the stirring assembly 2 includes a first motor 201, a stirring shaft 202 and a stirring rod 203; the first motor 201 is fixed at the top center of the barrel cover 3, the output shaft of the first motor 201 is fixedly connected to the stirring shaft 202, and a plurality of stirring rods 203 distributed at equal intervals are arranged on the stirring shaft 202; the heat exchange tube 403 is located between the upper and lower stirring rods 203.

[0039] The operation process of this embodiment is as follows: the material is stirred by the stirring component 2, the coolant enters the heat exchange tube 403 through the L-shaped liquid inlet pipe 401, and the heat is fully exchanged with the material through the heat exchange tube 403 to reduce the temperature of the material, and fins 404 are added to the heat exchange tube 403 to increase the heat exchange area, thereby improving the heat exchange effect, and the heated coolant is discharged from the L-shaped liquid outlet pipe 402. Specific embodiment 2

[0041] See also Figure 1-27. On the basis of the specific embodiment 1, the inlets of multiple heat exchange pipes 4 are connected to the outlets of the refrigeration equipment 6 through the coolant input pipes 5, and the outlets of multiple heat exchange pipes 4 are connected to the inlet of the refrigeration equipment 6 through the coolant output pipes 7. The refrigeration equipment 6 is located on the back side of the mixing barrel 1.

[0042] Specifically, the coolant input pipe fitting 5 includes an input main pipe 501 and a plurality of input branch pipes 502 arranged on the input main pipe 501; the input branch pipe 502 is connected to the L-shaped liquid inlet pipe 401 through a rotating joint 408, each input branch pipe 502 is provided with a first valve 503, and the input main pipe 501 is connected to the outlet of the refrigeration equipment 6.

[0043] Specifically, the coolant output pipe 7 includes an output main pipe 701 and a plurality of output branch pipes 702 arranged on the output main pipe 701; the output branch pipes 702 are connected to the L-shaped liquid outlet pipe 402 through a rotary joint 408, and the output main pipe 701 is connected to the inlet of the refrigeration equipment 6.

[0044] Furthermore, a first support platform 601 and a second support platform 602 are respectively fixed on the top of the refrigeration equipment 6; the first support platform 601 is used to support the bearing seat 407, the reciprocating drive mechanism 8 and the coolant input pipe fitting 5 of the L-shaped liquid inlet pipe 401; the second support platform 602 is used to support the bearing seat 407 and the coolant output pipe fitting 7 of the L-shaped liquid outlet pipe 402.

[0045] The operation process of this embodiment is as follows: the temperature of each position in the mixing barrel 1 is monitored by multiple temperature sensors 405, and based on the temperature, the corresponding second valve 406 and the first valve 503 are opened to achieve precise cooling of different areas, and the coolant is cooled by the refrigeration equipment 6. The coolant is transported to each heat exchange pipe 4 through the coolant input pipe 5. After heat exchange in the heat exchange pipe 4, the coolant absorbs the heat in the material and heats up. The heated coolant is then transported to the refrigeration equipment 6 through the coolant output pipe 7, and then cooled by the refrigeration equipment 6 to complete the cooling cycle. Specific embodiment three

[0047] See also Figure 4-6 On the basis of the specific embodiment 1 and the specific embodiment 2, the L-shaped liquid inlet pipe 401 and the L-shaped liquid outlet pipe 402 are both supported by a bearing seat 407, and a gear 409 is fixedly sleeved on the end of the L-shaped liquid inlet pipe 401; it also includes a reciprocating drive mechanism 8; the reciprocating drive mechanism 8 is used to drive multiple heat exchange pipes 4 to swing simultaneously.

[0048] Specifically, the reciprocating drive mechanism 8 includes a rack 801, a guide rail 802, a connecting rod 803, a disc 804 and a second motor 805; the rack 801 is meshed with the gear 409, and the rack 801 is slidably set on the guide rail 802; one end of the rack 801 is hinged to one end of the connecting rod 803, and the other end of the connecting rod 803 is hinged to the edge of the disc 804, and the bottom center of the disc 804 is fixedly connected to the output shaft of the second motor 805.

[0049] Furthermore, the barrel cover 3 is provided with a slot hole 301 for the L-shaped liquid inlet pipe 401 and the L-shaped liquid outlet pipe 402 to pass through, and the slot hole 301 is sealed by a sealing rubber sleeve 410 between the L-shaped liquid inlet pipe 401 and the L-shaped liquid outlet pipe 402 .

[0050] The operation process of this embodiment is as follows: the second motor 805 drives the disc 804 to rotate, the disc 804 drives the connecting rod 803 to move, the connecting rod 803 drives the rack 801 to move back and forth along the guide rail 802, the rack 801 drives multiple gears 409 to rotate, and the gears 409 drive the respective heat exchange pipes 4 to rotate along the bearing seat 407, so that the heat exchange pipes 4 can be swung in the mixing barrel 1. The heat exchange pipes 4 in the swinging state cooperate with the stirring assembly 2, which can greatly improve the overall stirring effect and promote the full mixing of the materials. The position of the heat exchange pipes 4 in the mixing barrel 1 can be adjusted, so that the heat exchange pipes 4 can exchange heat with the materials at various positions in the mixing barrel 1, and the contact area with the materials will be increased, thereby improving the heat transfer efficiency, achieving faster and more uniform cooling, and improving production efficiency.

[0051] In the description of this specification, the description with reference to the terms "one embodiment", "example", "specific example", etc. means that the specific features, structures, materials or characteristics described in conjunction with the embodiment or example are included in at least one embodiment or example of the utility model. In this specification, the schematic representation of the above terms does not necessarily refer to the same embodiment or example. Moreover, the specific features, structures, materials or characteristics described can be combined in any one or more embodiments or examples in a suitable manner.

[0052] The preferred embodiments of the utility model disclosed above are only used to help explain the utility model. The preferred embodiments do not describe all the details in detail, nor do they limit the utility model to the specific implementation methods described. Obviously, many modifications and changes can be made according to the content of this specification. This specification selects and specifically describes these embodiments in order to better explain the principles and practical applications of the utility model, so that technicians in the relevant technical field can well understand and use the utility model. The utility model is limited only by the claims and their full scope and equivalents.

Claims

1. A chemical stirring device with high efficiency cooling, comprising a stirring barrel (1), a stirring assembly (2) and a heat exchange pipe (4); characterized in that: The stirring barrel (1) is provided with the stirring assembly (2), and the upper part of the stirring assembly (2) is fixed on the barrel cover (3); The heat exchange pipes (4) are provided in plurality and are distributed at equal intervals in the mixing barrel (1); the inlets of the plurality of heat exchange pipes (4) are connected to the outlets of the refrigeration equipment (6) through the coolant input pipes (5); the outlets of the plurality of heat exchange pipes (4) are connected to the inlet of the refrigeration equipment (6) through the coolant output pipes (7); and the refrigeration equipment (6) is located on the back side of the mixing barrel (1); The heat exchange pipe member (4) comprises an L-shaped liquid inlet pipe (401), an L-shaped liquid outlet pipe (402) and a heat exchange pipe (403); The L-shaped liquid inlet pipe (401) and the L-shaped liquid outlet pipe (402) are respectively located on the inner walls of both sides of the mixing barrel (1); The heat exchange tube (403) is provided with a plurality of fins (404) evenly distributed along the circumference and welded on the heat exchange tube (403). A temperature sensor (405) is provided in the middle of the heat exchange tube (403). A second valve (406) is provided at the inlet end of the heat exchange tube (403); It also comprises a reciprocating drive mechanism (8); the reciprocating drive mechanism (8) is used to drive the plurality of heat exchange pipes (4) to swing simultaneously.

2. A chemical stirring device with high efficiency cooling according to claim 1, characterized in that: The stirring assembly (2) comprises a first motor (201), a stirring shaft (202) and a stirring rod (203); The first motor (201) is fixed at the top center of the barrel cover (3); the output shaft of the first motor (201) is fixedly connected to the stirring shaft (202); and the stirring shaft (202) is provided with a plurality of stirring rods (203) distributed at equal intervals; The heat exchange tube (403) is located between the upper and lower stirring rods (203).

3. A chemical stirring device with high efficiency cooling according to claim 1, characterized in that: The barrel cover (3) is provided with a slot hole (301) for the L-shaped liquid inlet pipe (401) and the L-shaped liquid outlet pipe (402) to pass through, and the slot hole (301) is sealed by a sealing rubber sleeve (410) between the L-shaped liquid inlet pipe (401) and the L-shaped liquid outlet pipe (402).

4. A chemical stirring device with high efficiency cooling according to claim 1, characterized in that: The cooling liquid input pipe member (5) comprises an input main pipe (501) and a plurality of input branch pipes (502) arranged on the input main pipe (501); The input branch pipe (502) is connected to the L-shaped liquid inlet pipe (401) via a rotary joint (408), a first valve (503) is provided on each of the input branch pipes (502), and the input main pipe (501) is connected to the outlet of the refrigeration device (6).

5. The chemical stirring device with high efficiency cooling according to claim 1, characterized in that: The coolant output pipe (7) comprises an output main pipe (701) and a plurality of output branch pipes (702) arranged on the output main pipe (701); The output branch pipe (702) is connected to the L-shaped liquid outlet pipe (402) via a rotary joint (408), and the output main pipe (701) is connected to the inlet of the refrigeration device (6).

6. A chemical stirring device with high efficiency cooling according to claim 1, characterized in that: The L-shaped liquid inlet pipe (401) and the L-shaped liquid outlet pipe (402) are both supported by a bearing seat (407), and a gear (409) is fixedly sleeved on the end of the L-shaped liquid inlet pipe (401).

7. A chemical stirring device with high efficiency cooling according to claim 6, characterized in that: The reciprocating drive mechanism (8) comprises a rack (801), a guide rail (802), a connecting rod (803), a disc (804) and a second motor (805); The rack (801) is meshed with the gear (409), and the rack (801) is slidably disposed on the guide rail (802); One end of the rack (801) is hinged to one end of the connecting rod (803), the other end of the connecting rod (803) is hinged to the edge of the disk (804), and the bottom center of the disk (804) is fixedly connected to the output shaft of the second motor (805).

8. The chemical stirring device with high efficiency cooling according to claim 6, characterized in that: A first support platform (601) and a second support platform (602) are respectively fixed on the top of the refrigeration equipment (6); The first support platform (601) is used to support the bearing seat (407), the reciprocating drive mechanism (8) and the cooling liquid input pipe (5) of the L-shaped liquid inlet pipe (401); The second support platform (602) is used to support the bearing seat (407) and the coolant outlet pipe (7) of the L-shaped liquid outlet pipe (402).

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