Jacketed heat exchanger for petrochemical industry

Abstract

The utility model discloses a jacketed heat exchanger for petrochemical engineering, which relates to the field of heat exchangers and comprises a heat exchange tank, a stirring mechanism is fixedly connected to the outer wall of the heat exchange tank, a feed pipe is fixedly connected to the top of the heat exchange tank, a discharge pipe is mounted at the bottom of the heat exchange tank, and a condensate water outlet is mounted at the bottom of the heat exchange tank. The outer wall of the heat exchange tank is fixedly connected with a sealing mechanism, by starting a motor, a rotating rod can be rotated, a connecting rod can be rotated, stirring blades fixedly connected with the outer wall of a material mixing rod are driven to rotate, the effect of conveniently and uniformly stirring materials to be subjected to heat exchange is achieved, the heat exchange efficiency is improved, a sealing insertion plate is inserted into a clamping groove by moving a connecting pipe, and the sealing effect is improved. And the bolt penetrates through the second lantern ring and the first lantern ring, the threaded sleeve is moved to one end of the bolt and rotated, the effect of installing the connecting pipe is achieved, and the sealing performance of connection between the connecting pipe and the water vapor input pipe is improved.

Description

Technical Field

[0001] The utility model relates to the field of heat exchangers, in particular to a jacketed heat exchanger for petrochemical industry. Background Art

[0002] A heat exchanger is a device that transfers part of the heat of a hot fluid to a cold fluid. It is also called a heat exchanger. Heat exchangers play an important role in chemical, petroleum, power, food and many other industrial productions. In chemical production, heat exchangers can be used as heaters, coolers, condensers, evaporators and reboilers, etc., and are widely used. A jacketed heat exchanger is a type of partition-wall heat exchanger. It is made by installing a jacket on the outer wall of a container and has a simple structure. The current jacketed heat exchanger is inconvenient to evenly stir the materials to be exchanged placed in the tank, which affects the heat exchange efficiency. Therefore, a jacketed heat exchanger for petrochemical industry is needed.

[0003] The existing jacketed heat exchanger for petrochemical industry is not convenient to evenly stir the materials to be exchanged in the tank during use, and the connection sealing performance of the water vapor input pipe is poor, which affects the heat exchange efficiency. At the same time, it is not convenient to buffer the vibration generated by the stirring inside the jacketed heat exchanger. Therefore, a jacketed heat exchanger for petrochemical industry is urgently needed. Utility Model Content

[0004] Based on this, the purpose of the utility model is to provide a jacketed heat exchanger for petrochemical industry to solve the problems that the existing jacketed heat exchanger is inconvenient to evenly stir the materials to be exchanged placed in the tank, the connection sealing performance of the water vapor input pipe is poor, and it is inconvenient to buffer the vibration generated by the stirring inside the jacketed heat exchanger.

[0005] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a jacketed heat exchanger for petrochemical industry, comprising a heat exchange tank, the outer wall of which is fixedly connected to a stirring mechanism, the top of which is fixedly connected to a feed pipe, the bottom of which is installed with a discharge pipe, and the bottom of which is installed with a condensate outlet.

[0006] The outer wall of the heat exchange tank is fixedly connected with a sealing mechanism.

[0007] The outer wall of the heat exchange tank is fixedly connected with a buffer mechanism.

[0008] Preferably, the stirring mechanism includes a motor, a rotating rod, a connecting rod, a mixing rod and stirring blades, the output shaft of the motor is fixedly connected to the rotating rod through a coupling, the outer wall of the rotating rod is fixedly connected to the connecting rod, one end of the connecting rod is fixedly connected to the mixing rod, and the outer wall of the mixing rod is installed with stirring blades.

[0009] Preferably, the connecting rod forms a rotating structure with the heat exchange tank through a rotating rod, and the mixing rod is symmetrically arranged with respect to the central axis of the rotating rod.

[0010] Preferably, the sealing mechanism comprises a water vapor input pipe, a first ring, a groove, a connecting pipe, a second ring, a sealing plug plate, a bolt and a threaded sleeve, the outer wall of the water vapor input pipe is fixedly connected with the first ring, a groove is provided inside the first ring, a connecting pipe is installed on the outer wall of the water vapor input pipe, the outer wall of the connecting pipe is fixedly connected with the second ring, a sealing plug plate is fixedly connected to one side of the second ring, a bolt is installed on the outer wall of the second ring, and a threaded sleeve is installed on one end of the bolt.

[0011] Preferably, the sealing insert plate is snap-connected with the first sleeve ring via a slot, and the bolt is threadedly connected with the threaded sleeve.

[0012] Preferably, the buffer mechanism includes a bracket, a receiving column, a base, a movable groove and a damping spring. The bottom end of the bracket is fixedly connected to the receiving column, the bottom of the receiving column is fixedly connected to the damping spring, the outer wall of the receiving column is equipped with a base, and a movable groove is opened inside the base.

[0013] Preferably, the receiving column forms a sliding structure with the base through a movable groove, and the brackets are evenly distributed along the outer wall of the heat exchange tank.

[0014] Compared with the prior art, the beneficial effects of the utility model are:

[0015] 1. The utility model sets a stirring mechanism, and by starting the motor, the rotating rod can be rotated, so that the connecting rod rotates, and the stirring blades fixedly connected to the outer wall of the mixing rod are driven to rotate, which facilitates the uniform stirring of the heat exchange material and improves the heat exchange efficiency;

[0016] 2. The utility model has a sealing mechanism, and by moving the connecting pipe, the sealing plug plate is inserted into the card slot, the bolt is passed through the second ring and the first ring, and the threaded sleeve is moved to one end of the bolt and rotated, so as to achieve the effect of installing the connecting pipe, thereby improving the sealing of the connection between the connecting pipe and the water vapor input pipe;

[0017] 3. The utility model provides a heat exchange tank and a buffer mechanism, and the heat exchange tank generates vibration, so that the receiving column at the bottom end of the bracket can squeeze the damping spring, so that the receiving column slides along the movable groove, which plays an effect of buffering the vibration generated by the stirring of the heat exchange material. BRIEF DESCRIPTION OF THE DRAWINGS

[0018] Figure 1 It is a schematic diagram of the three-dimensional structure of the utility model;

[0019] Figure 2 This is a three-dimensional cross-sectional view of the heat exchange tank of the utility model;

[0020] Figure 3This is a three-dimensional diagram of the water vapor input pipe of the utility model;

[0021] Figure 4 It is a three-dimensional sectional view of the base of the utility model.

[0022] In the figure: 1. heat exchange tank; 2. stirring mechanism; 201. motor; 202. rotating rod; 203. connecting rod; 204. mixing rod; 205. stirring blade; 3. sealing mechanism; 301. water vapor input pipe; 302. first ring; 303. slot; 304. connecting pipe; 305. second ring; 306. sealing plug plate; 307. bolt; 308. threaded sleeve; 4. buffer mechanism; 401. bracket; 402. receiving column; 403. foot; 404. movable groove; 405. damping spring; 5. feed pipe; 6. discharge pipe; 7. condensate outlet. DETAILED DESCRIPTION

[0023] 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. The embodiments described below with reference to the drawings are exemplary and are only used to explain the utility model, and cannot be understood as limiting the utility model.

[0024] The following describes an embodiment of the utility model based on its overall structure.

[0025] See also Figure 1-4 A jacketed heat exchanger for petrochemical industry comprises a heat exchange tank 1, the outer wall of the heat exchange tank 1 is fixedly connected with a stirring mechanism 2, the top of the heat exchange tank 1 is fixedly connected with a feed pipe 5, the bottom of the heat exchange tank 1 is installed with a discharge pipe 6, the bottom of the heat exchange tank 1 is installed with a condensate outlet 7, the stirring mechanism 2 comprises a motor 201, a rotating rod 202, a connecting rod 203, a mixing rod 204 and a stirring blade 205, the output shaft of the motor 201 is fixedly connected with the rotating rod 202 through a coupling, the outer wall of the rotating rod 202 is fixedly connected with the connecting rod 203, one end of the connecting rod 203 is fixedly connected with the mixing rod 204, the outer wall of the mixing rod 204 is installed with a stirring blade 205, the connecting rod 203 forms a rotating structure with the heat exchange tank 1 through the rotating rod 202, and the mixing rod 204 is symmetrically arranged with the central axis of the rotating rod 202, which can facilitate uniform stirring of the heat exchange material and improve the heat exchange efficiency.

[0026] See also Figure 1-4A jacketed heat exchanger for petrochemical industry, the outer wall of the heat exchange tank 1 is fixedly connected with a sealing mechanism 3, the sealing mechanism 3 includes a water vapor input pipe 301, a first ring 302, a slot 303, a connecting pipe 304, a second ring 305, a sealing plug plate 306, a bolt 307 and a threaded sleeve 308, the outer wall of the water vapor input pipe 301 is fixedly connected with the first ring 302, the interior of the first ring 302 is provided with a slot 303, the outer wall of the water vapor input pipe 301 is provided with The connecting pipe 304 has an outer wall fixedly connected to the second sleeve 305, one side of the second sleeve 305 is fixedly connected to a sealing insert plate 306, a bolt 307 is installed on the outer wall of the second sleeve 305, a threaded sleeve 308 is installed on one end of the bolt 307, the sealing insert plate 306 is engaged and connected with the first sleeve 302 through the slot 303, and the bolt 307 is threadedly connected with the threaded sleeve 308, which can improve the sealing performance of the connection between the water vapor input pipe 301 and the connecting pipe 304.

[0027] See also Figure 1-4 A jacketed heat exchanger for petrochemical industry, the outer wall of the heat exchange tank 1 is fixedly connected with a buffer mechanism 4, the buffer mechanism 4 includes a bracket 401, a receiving column 402, a foot 403, a movable groove 404 and a damping spring 405, the bottom end of the bracket 401 is fixedly connected with the receiving column 402, the bottom of the receiving column 402 is fixedly connected with the damping spring 405, the outer wall of the receiving column 402 is installed with a foot 403, the inside of the foot 403 is provided with a movable groove 404, the receiving column 402 and the foot 403 form a sliding structure through the movable groove 404, and the bracket 401 is evenly distributed along the outer wall of the heat exchange tank 1, which can be convenient for buffering the vibration generated by the stirring of the heat exchange material.

[0028] Working principle: When in use, by starting the motor 201, the rotating rod 202 can be rotated, so that the connecting rod 203 rotates, and the stirring blade 205 fixedly connected to the outer wall of the mixing rod 204 is driven to rotate, which facilitates the uniform stirring of the heat exchange material and improves the heat exchange efficiency. By moving the connecting pipe 304, the sealing plug plate 306 is inserted into the card slot 303, the bolt 307 is passed through the second ring 305 and the first ring 302, and the threaded sleeve 308 is moved to one end of the bolt 307 and rotated, which has the effect of installing the connecting pipe 304 and improves the connection between the connecting pipe 304 and the water vapor transmission The sealing of the connection of the inlet pipe 301 and the vibration generated by the heat exchange tank 1 can make the receiving column 402 at the bottom end of the bracket 401 squeeze the damping spring 405, so that the receiving column 402 slides along the movable groove 404, which has the effect of buffering the vibration generated by the stirring of the heat exchange material. Water vapor enters the partition wall of the heat exchange tank 1 through the water vapor input pipe 301, and transfers heat to the heat exchange material placed in the heat exchange tank 1, thereby achieving the heat exchange effect. In this way, the use process of the device is completed. The contents not described in detail in this specification belong to the existing technology known to professional and technical personnel in this field.

[0029] The directions or positional relationships indicated by terms such as "center", "longitudinal", "lateral", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inside" and "outside" are based on the directions or positional relationships shown in the accompanying drawings. They are merely simplified descriptions for the convenience of describing the present invention, and do not indicate or imply that the device or element referred to must have a specific direction, be constructed and operated in a specific direction. Therefore, they cannot be understood as limitations on the protection content of the present invention.

[0030] Although the present invention has been described in detail with reference to the aforementioned embodiments, those skilled in the art may still modify the technical solutions described in the aforementioned embodiments, or make equivalent substitutions for some of the technical features therein. Any modifications, equivalent substitutions, improvements, etc. made within the spirit and principles of the present invention shall be included in the protection scope of the present invention.

Claims

1. A jacketed heat exchanger for petrochemical industry, comprising a heat exchange tank (1), characterized in that: The outer wall of the heat exchange tank (1) is fixedly connected with a stirring mechanism (2), the top of the heat exchange tank (1) is fixedly connected with a feed pipe (5), the bottom of the heat exchange tank (1) is installed with a discharge pipe (6), and the bottom of the heat exchange tank (1) is installed with a condensed water outlet (7); The outer wall of the heat exchange tank (1) is fixedly connected with a sealing mechanism (3); The outer wall of the heat exchange tank (1) is fixedly connected with a buffer mechanism (4).

2. A jacketed heat exchanger for petrochemical industry according to claim 1, characterized in that: The stirring mechanism (2) comprises a motor (201), a rotating rod (202), a connecting rod (203), a mixing rod (204) and a stirring blade (205); the output shaft of the motor (201) is fixedly connected to the rotating rod (202) via a coupling; the outer wall of the rotating rod (202) is fixedly connected to the connecting rod (203); one end of the connecting rod (203) is fixedly connected to the mixing rod (204); and the outer wall of the mixing rod (204) is provided with a stirring blade (205).

3. A jacketed heat exchanger for petrochemical industry according to claim 2, characterized in that: The connecting rod (203) forms a rotating structure with the heat exchange tank (1) via the rotating rod (202), and the mixing rod (204) is symmetrically arranged with respect to the central axis of the rotating rod (202).

4. A jacketed heat exchanger for petrochemical industry according to claim 1, characterized in that: The sealing mechanism (3) comprises a water vapor input pipe (301), a first sleeve (302), a groove (303), a connecting pipe (304), a second sleeve (305), a sealing insert plate (306), a bolt (307) and a threaded sleeve (308); the outer wall of the water vapor input pipe (301) is fixedly connected to the first sleeve (302); the interior of the first sleeve (302) is provided with a groove (303); the outer wall of the water vapor input pipe (301) is provided with a connecting pipe (304); the outer wall of the connecting pipe (304) is fixedly connected to the second sleeve (305); one side of the second sleeve (305) is fixedly connected to the sealing insert plate (306); the outer wall of the second sleeve (305) is provided with a bolt (307); and one end of the bolt (307) is provided with a threaded sleeve (308).

5. A jacketed heat exchanger for petrochemical industry according to claim 4, characterized in that: The sealing insert plate (306) is snap-connected with the first sleeve ring (302) via the slot (303), and the bolt (307) is threadedly connected with the threaded sleeve (308).

6. The jacketed heat exchanger for petrochemical industry according to claim 1, characterized in that: The buffer mechanism (4) comprises a bracket (401), a receiving column (402), a foot (403), a movable groove (404) and a damping spring (405); the bottom end of the bracket (401) is fixedly connected to the receiving column (402); the bottom of the receiving column (402) is fixedly connected to the damping spring (405); the outer wall of the receiving column (402) is provided with a foot (403); and the inside of the foot (403) is provided with a movable groove (404).

7. A jacketed heat exchanger for petrochemical industry according to claim 6, characterized in that: The receiving column (402) forms a sliding structure with the base (403) through the movable groove (404), and the bracket (401) is evenly distributed along the outer wall of the heat exchange tank (1).

Images