Concentration device for chemical product production

Abstract

The utility model relates to a concentration device for chemical product production, which comprises a barrel, a partition plate arranged on the lower portion of the inner wall of the barrel, a plurality of concentration barrels uniformly distributed on the circumference of the top of the partition plate, U-shaped heating rods rotatably connected in the concentration barrels, a power mechanism arranged in the barrel below the partition plate and used for driving the heating rods to rotate, and a condensation barrel arranged in the center of the top of the partition plate. A condensation mechanism is arranged in the condensation cylinder, a discharge port penetrating out of the cylinder body is formed in the bottom of the outer wall of the concentration cylinder, an air guide pipe connected with the condensation cylinder is arranged at the top of the outer wall, a cover plate is detachably mounted at the top of the cylinder body, a plurality of feed ports corresponding to the concentration cylinder are formed in the cover plate, and an electric heating pipe is laid in the inner wall of the concentration cylinder. During concentration, heating is more sufficient, and waste heat recovery is convenient.

Description

Technical Field

[0001] The utility model relates to the technical field of chemical product processing, in particular to a concentration device for chemical product production. Background Art

[0002] In the chemical production process, concentration is an important production process. For example, the Chinese utility model patent with publication number CN210058263U discloses a chemical raw material concentration device, which discloses: the heating device can be turned on to concentrate the raw materials, the concentration tank rotates during the concentration process, and the liquid feed pipe remains stationary, so that the branch pipe of the liquid feed pipe has the effect of stirring and mixing, greatly improving the concentration efficiency; the cover plate is provided with the gas outlet pipe and the gas treatment device, so that the gas generated during the concentration process will be discharged from the gas outlet pipe, and then discharged to the outside after being processed by the gas treatment device, ensuring that the gas is harmless, and the material after concentration can be taken out from the discharge port, which is convenient and quick.

[0003] However, this solution has the following shortcomings:

[0004] 1. The heating device is set at the top, which causes uneven heating of the raw materials from top to bottom during mixing, affecting the concentration efficiency;

[0005] 2. The high-temperature gas generated after concentration is directly discharged to the gas treatment device through the outlet pipe, and the waste heat is not recovered, resulting in heat loss. Summary of the invention

[0006] The utility model aims to solve the deficiencies of the prior art and provides a concentrating device for producing chemical products.

[0007] In order to achieve the above-mentioned purpose, the utility model adopts the following technical scheme: a concentrating device for chemical product production, including a cylinder, a partition is provided at the lower part of the inner wall of the cylinder, a plurality of concentrating cylinders are evenly distributed on the circumference of the top of the partition, a U-shaped heating rod is rotatably connected in the concentrating cylinder, a power mechanism for driving the heating rod to rotate is provided in the cylinder under the partition, a condensing cylinder is provided at the center of the top of the partition, a condensing mechanism is provided in the condensing cylinder, a discharge port that passes through the cylinder is provided at the bottom of the outer wall of the concentrating cylinder, an air guide pipe connected to the condensing cylinder is provided at the top of the outer wall, a cover plate is detachably installed on the top of the cylinder, a plurality of feed ports corresponding to the concentrating cylinders are provided on the cover plate, and an electric heating tube is laid inside the inner wall of the concentrating cylinder.

[0008] In particular, the power mechanism includes a motor, a driving gear, and a driven gear. A motor slot is provided at the bottom center of the cylinder, the motor is installed in the motor slot, and a driving gear is fixedly connected to the top of the motor main shaft. A rotating shaft is fixedly connected to the bottom center of the heating rod. The rotating shaft passes through the partition and is rotatably connected to the bottom of the cylinder. The driven gear is fixed to the rotating shaft and meshes with the driving gear.

[0009] Particularly, the outer side wall of the motor slot is provided with a heat dissipation opening.

[0010] Particularly, a flange plate is provided on the top of the outer wall of the cylinder, and the cover plate and the flange plate are connected and fixed by bolts and nuts.

[0011] Particularly, the bottom end of the feed port extends into the concentrating cylinder.

[0012] In particular, the condensing mechanism includes an air inlet chamber, a heat exchange chamber, and an air outlet chamber. The air inlet chamber, the heat exchange chamber, and the air outlet chamber are arranged in sequence from top to bottom in the condensing cylinder. The air guide pipe is connected to the air inlet chamber, and one side of the air outlet chamber is connected to an exhaust pipe that passes through the cylinder body. The top and bottom of one side of the heat exchange chamber are respectively connected to a water inlet pipe and a water outlet pipe that pass through the cylinder body. A plurality of serpentine heat exchange tubes are arranged on the inner wall of the heat exchange chamber. The top inlet of the heat exchange tube is connected to the bottom of the air inlet chamber, and the bottom outlet is connected to the air outlet chamber.

[0013] Particularly, a heat-insulating layer is provided on the inner wall of the cylinder.

[0014] The beneficial effects of the utility model are as follows: the utility model disperses the raw materials in each shrinking cylinder by arranging a shrinking cylinder, an electric heating tube, a heating rod, and a power mechanism; during concentration, the heating rod and the electric heating tube are heated at the same time and stirred by the heating rod, so that the raw materials are heated sufficiently and relatively evenly; by arranging an air guide tube, a condensing cylinder, and a condensing mechanism, the high-temperature concentrated gas can enter the condensing cylinder in time for condensation, and the residual heat can be recovered and reused to avoid waste; and the condensing cylinder and the concentrating cylinder are centrally arranged in the cylinder body, the overall structure is compact, the footprint is small, and transportation is convenient. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] Figure 1 It is a schematic diagram of the structure of the utility model;

[0016] Figure 2 for Figure 1 The enlarged schematic diagram at A in the middle;

[0017] Figure 3 This is a schematic diagram of the distribution of the concentrating cylinder and the condensing cylinder of the utility model;

[0018] In the figure: 1- cylinder; 2- partition; 3- concentration cylinder; 4- heating rod; 5- condensing cylinder; 6- discharge port; 7- air guide pipe; 8- cover plate; 9- feed port; 10- electric heating tube; 11- motor; 12- driving gear; 13- driven gear; 14- motor slot; 15- rotating shaft; 16- heat dissipation port; 17- air inlet cavity; 18- heat exchange cavity; 19- air outlet cavity; 20- exhaust pipe; 21- heat exchange tube; 22- water inlet pipe; 23- water outlet pipe;

[0019] The following is a detailed description of the embodiments of the present invention with reference to the accompanying drawings. DETAILED DESCRIPTION

[0020] The utility model is further described below in conjunction with the accompanying drawings and embodiments:

[0021] like Figure 1-Figure 3 As shown, a concentrating device for chemical product production includes a cylinder 1, a partition 2 is provided at the lower part of the inner wall of the cylinder 1, a plurality of concentrating cylinders 3 are evenly distributed on the top circumference of the partition 2, a U-shaped heating rod 4 is rotatably connected in the concentrating cylinder 3, a power mechanism for driving the heating rod 4 to rotate is provided in the cylinder 1 placed under the partition 2, the power mechanism includes a motor 11, a driving gear 12, and a driven gear 13, a motor slot 14 is provided at the bottom center of the cylinder 1, the motor 11 is installed in the motor slot 14, and the driving gear 12 is fixedly connected to the top of the main shaft of the motor 11, a rotating shaft 15 is fixedly connected to the bottom center of the heating rod 4, the rotating shaft 15 passes through the partition 2 and is rotatably connected to the bottom of the cylinder 1, the driven gear 13 is fixedly connected to the rotating shaft 15 and meshes with the driving gear 12, and a heat dissipation port 16 is provided on the outer side wall of the motor slot 14;

[0022] A condensation cylinder 5 is provided at the center of the top of the partition 2, a discharge port 6 passing through the cylinder body 1 is provided at the bottom of the outer wall of the concentration cylinder 3, an air guide pipe 7 connected to the condensation cylinder 5 is provided at the top of the outer wall, and a condensation mechanism is provided in the condensation cylinder 5, the condensation mechanism includes an air inlet chamber 17, a heat exchange chamber 18, and an air outlet chamber 19, the air inlet chamber 17, the heat exchange chamber 18, and the air outlet chamber 19 are sequentially arranged in the condensation cylinder 5 from top to bottom, the air guide pipe 7 is connected to the air inlet chamber 17, and one side of the air outlet chamber 19 is connected to an exhaust pipe 20 passing through the cylinder body 1, and the top and bottom of one side of the heat exchange chamber 18 are respectively connected to a water inlet pipe 22 and a water outlet pipe 23 passing through the cylinder body 1, and a plurality of serpentine heat exchange tubes 21 are provided on the inner wall of the heat exchange chamber 18, and the top inlet of the heat exchange tube 21 is connected to the bottom of the air inlet chamber 17, and the bottom outlet is connected to the air outlet chamber 19;

[0023] A cover plate 8 is detachably mounted on the top of the cylinder 1, a flange plate is provided on the top of the outer wall of the cylinder 1, the cover plate 8 and the flange plate are connected and fixed by bolts and nuts, a plurality of feed ports 9 corresponding to the concentrator cylinder 3 are provided on the cover plate 8, the bottom ends of the feed ports 9 extend into the concentrator cylinder 3, an electric heating tube 10 is laid inside the inner wall of the concentrator cylinder 3, and an insulation layer is provided on the inner wall of the cylinder 1.

[0024] In another optional embodiment, a circulation pump can be arranged on one side of the top of the partition 2, a water inlet branch pipe is arranged on the water inlet pipe 22, a water outlet branch pipe is arranged on the water outlet pipe 23, the inlet of the circulation pump is connected to the water inlet branch pipe, and the cylinder 1 is filled with a heat-conducting medium. The setting of the circulation pump can circulate the heat-conducting medium in the heat exchange chamber 18 of the cylinder 1 and the condensing cylinder 5, and the heat of the high-temperature concentrated gas heats the external environment of the concentrating cylinder 3 to avoid heat loss.

[0025] When the utility model is working, the raw material to be concentrated enters the concentration cylinder 3 through the feed port 9, the electric heating tube 10 and the heating rod 4 in the concentration cylinder 3 are energized for heating, and the heating rod 4 rotates under the action of the motor 11 to stir the raw material to make it fully heated, and the gas generated by the concentration enters the air inlet cavity 17 through the air guide pipe 7, and then exchanges heat through the heat exchange tube 21. The medium to be heated circulates in the heat exchange cavity 18 through the water inlet pipe 22 and the water outlet pipe 23, enters the air outlet cavity 19 after the heat exchange is completed, and is finally discharged through the exhaust pipe 20.

[0026] When the utility model is used, the raw materials can be dispersed and placed in each shrinking cylinder 3. During concentration, the heating rod 4 and the electric heating tube 10 are heated at the same time and stirred by the heating rod 4, so that the raw materials are heated sufficiently and relatively evenly; and the high-temperature concentrated gas can enter the condensing cylinder 5 for condensation in time, and the residual heat can be recovered and reused to avoid waste; and the condensing cylinder 5 and the concentrating cylinder 3 are centrally arranged in the cylinder body 1, the overall structure is compact, the floor space is small, and the transportation is convenient.

[0027] In the description of the present invention, it should be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inside", "outside", "clockwise", "counterclockwise", "axial", "radial", "circumferential" and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the accompanying drawings, and are only for the convenience of describing the present invention and simplifying the description, and do not indicate or imply that the referred device or element must have a specific orientation, be constructed and operated in a specific orientation, and therefore should not be understood as a limitation on the present invention.

[0028] In the present invention, unless otherwise clearly specified and limited, the terms "installed", "connected", "connected", "fixed" and the like should be understood in a broad sense, for example, it can be a fixed connection, a detachable connection, or an integral one; it can be a mechanical connection, an electrical connection, or communication with each other; it can be a direct connection, or an indirect connection through an intermediate medium, it can be the internal connection of two elements or the interaction relationship between two elements, unless otherwise clearly defined. For ordinary technicians in this field, the specific meanings of the above terms in the present invention can be understood according to specific circumstances.

[0029] The utility model is described above by way of example in conjunction with the accompanying drawings. It is obvious that the specific implementation of the utility model is not limited to the above-mentioned method. As long as various improvements are made using the method concept and technical solution of the utility model, or are directly applied to other occasions without improvement, they are all within the protection scope of the utility model.

Claims

1. A concentration device for chemical product production, comprising a cylinder (1), characterized in that: A partition (2) is provided at the lower part of the inner wall of the cylinder (1), a plurality of concentrating cylinders (3) are evenly distributed on the circumference of the top of the partition (2), a U-shaped heating rod (4) is rotatably connected in the concentrating cylinder (3), a power mechanism for driving the heating rod (4) to rotate is provided in the cylinder (1) below the partition (2), a condensing cylinder (5) is provided at the center of the top of the partition (2), a condensing mechanism is provided in the condensing cylinder (5), a discharge port (6) passing through the cylinder (1) is provided at the bottom of the outer wall of the concentrating cylinder (3), an air guide pipe (7) connected to the condensing cylinder (5) is provided at the top of the outer wall, a cover plate (8) is detachably installed on the top of the cylinder (1), a plurality of feed ports (9) corresponding to the concentrating cylinders (3) are provided on the cover plate (8), and an electric heating pipe (10) is laid inside the inner wall of the concentrating cylinder (3).

2. A concentration device for chemical product production according to claim 1, characterized in that: The power mechanism comprises a motor (11), a driving gear (12), and a driven gear (13). A motor slot (14) is provided at the center of the bottom of the cylinder (1). The motor (11) is installed in the motor slot (14), and the top of the main shaft of the motor (11) is fixedly connected to the driving gear (12). A rotating shaft (15) is fixedly connected to the center of the bottom of the heating rod (4). The rotating shaft (15) passes through the partition (2) and is rotatably connected to the bottom of the cylinder (1). The driven gear (13) is fixedly connected to the rotating shaft (15) and meshes with the driving gear (12).

3. A concentration device for chemical product production according to claim 2, characterized in that: The outer side wall of the motor slot (14) is provided with a heat dissipation opening (16).

4. A concentration device for chemical product production according to claim 1, characterized in that: A flange plate is provided on the top of the outer wall of the cylinder (1), and the cover plate (8) and the flange plate are connected and fixed by bolts and nuts.

5. A concentration device for chemical product production according to claim 1, characterized in that: The bottom end of the feed port (9) extends into the concentrating cylinder (3).

6. A concentration device for chemical product production according to claim 1, characterized in that: The condensing mechanism comprises an air inlet chamber (17), a heat exchange chamber (18), and an air outlet chamber (19). The air inlet chamber (17), the heat exchange chamber (18), and the air outlet chamber (19) are arranged in sequence from top to bottom in the condensing cylinder (5). The air guide pipe (7) is connected to the air inlet chamber (17). One side of the air outlet chamber (19) is connected to an exhaust pipe (20) passing through the cylinder body (1). The top and bottom of one side of the heat exchange chamber (18) are respectively connected to a water inlet pipe (22) and a water outlet pipe (23) passing through the cylinder body (1). The inner wall of the heat exchange chamber (18) is provided with a plurality of serpentine heat exchange tubes (21). The top inlet of the heat exchange tube (21) is connected to the bottom of the air inlet chamber (17), and the bottom outlet is connected to the air outlet chamber (19).

7. A concentration device for chemical product production according to claim 1, characterized in that: The inner wall of the cylinder (1) is provided with a heat-insulating layer.

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