Condensing device for 1, 4-butylene glycol

Abstract

The utility model provides a condensing device for 1, 4-butenediol, which relates to the technical field of 1, 4-butenediol and comprises a condensing tank, the bottom of a funnel collecting bin is fixedly connected with a discharge pipe, the bottom of the surface of the condensing tank is fixedly sleeved with a support frame, a pressure relief valve is fixedly embedded in the top of an arc-shaped top cover, and a pressure relief valve is fixedly embedded in the top of the arc-shaped top cover. A water cooling device is arranged in the condensation tank, a water storage device is arranged at one end of the water cooling device, three heat dissipation aluminum plates are arranged on the surface of the water cooling device, and an inner cavity of the condensation tank is coated with a hydrophobic coating. According to the utility model, 1, 4-butylene glycol water vapor enters the condensation tank through the air inlet pipe and rises, the three flow division pipes are arranged in the condensation tank, the heat dissipation aluminum plates and the heat dissipation fins are arranged at the tops of the surfaces of the flow division pipes, and the heat dissipation aluminum plates and the heat dissipation fins are matched with water cooling in the flow division pipes to continuously cool the interior of the condensation tank, so that the heat dissipation efficiency of 1, 4-butylene glycol is improved. The condensation of 1, 4-butenediol water vapor accelerates the conversion efficiency and increases the production speed.

Description

TECHNICAL FIELD

[0001] The utility model relates to 1,4-butene glycol technical field especially 1,4-butene glycol is with condensing device. BACKGROUND

[0002] 1,4-butene glycol has wide application in industry. It can be used as plasticizer of alkyd resin, crosslinking agent of synthetic resin, bactericide, etc. In the field of medicine and pesticide, it is an important intermediate for synthesizing vitamin B6 and organochlorine insecticide. For example, 1,4-butene glycol is a key raw material for synthesizing vitamin B6, and vitamin B6 plays an important role in the growth and development of human body, nervous system and immune system.

[0003] In the prior art, 1,4-butene glycol needs to be purified by distillation in production, and steam is needed for condensation in the process of distillation purification to collect the purified 1,4-butene glycol. The existing condensing device has the problem of low conversion rate, which affects the production efficiency of 1,4-butene glycol.

[0004] Therefore, a condensing device for 1,4-butene glycol is proposed to solve the above problems. CONTENT OF THE UTILITY MODEL

[0005] The utility model aims at solving the problems in the prior art.

[0006] In order to achieve the above purpose, the utility model adopts the following technical scheme: a condensing device for 1,4-butene glycol, comprising: a condensing tank, an arc-shaped top cover is fixedly installed at the top of the condensing tank, a hopper collecting bin is fixedly installed at the bottom of the condensing tank, a discharge pipe is fixedly connected to the bottom of the hopper collecting bin, a support frame is fixedly sleeved on the bottom surface of the condensing tank, a pressure relief valve is fixedly embedded in the top of the arc-shaped top cover, a water cooling device is arranged in the condensing tank, a water storage device is arranged at one end of the water cooling device, three heat dissipation aluminum plates are arranged on the surface of the water cooling device, and a hydrophobic coating is coated on the inner cavity of the condensing tank.

[0007] As a preferred embodiment, a gas inlet pipe is installed through one side of the surface of the condensing tank, and a hydrophobic coating is coated in the inner cavity of the arc-shaped top cover.

[0008] As a preferred embodiment, an electric control gate valve is fixedly embedded in the inner part of the discharge pipe.

[0009] As a preferred implementation form, the water cooling device comprises a high-pressure water pump, a water delivery pipe is fixedly connected to the water outlet end of the high-pressure water pump, three shunt pipes are installed through the surface of one end of the water delivery pipe, one end of each of the three shunt pipes is embedded through the surface of one side of the condenser, the other end of each of the three shunt pipes is embedded through the surface of the other side of the condenser, and the other end of each of the three shunt pipes is connected with a reflux pipe.

[0010] As a preferred implementation form, the water storage device comprises a water tank, the water outlet end of the high-pressure water pump is connected through the top of the water tank, the bottom of the high-pressure water pump is fixedly installed on the top of the water tank, one end of the reflux pipe is installed through the top of the water tank, a water inlet pipe is installed through the top of one side of the water tank, and a water outlet pipe is installed through the bottom of one side of the water tank.

[0011] As a preferred implementation form, three heat dissipation aluminum plates are fixedly installed on the top of each of the three shunt pipes, and a plurality of heat dissipation fins are fixedly installed on the surface of each of the three heat dissipation aluminum plates.

[0012] As a preferred implementation form, the hydrophobic coating is made of a silicon dioxide nano coating material.

[0013] Compared with the prior art, the utility model has the advantages and positive effects that:

[0014] 1、The utility model discloses, 1,4-butene glycol water vapor enters the inside of condenser through the air inlet pipe and rises, be provided with three shunt pipes in the inside of condenser, install heat dissipation aluminum plate and heat dissipation fin on the top of the surface of shunt pipe, and the inside of shunt pipe is cooled with water and is cooperated heat dissipation aluminum plate and heat dissipation fin and is continuously cooled to the inside of condenser, to accelerate the condensation of 1,4-butene glycol water vapor, speed up conversion efficiency, improve production speed.

[0015] 2、The utility model discloses, the inside of condenser and arc top cover cavity is coated with hydrophobic coating, and the silicon dioxide nano coating material that the hydrophobic coating adopts has excellent hydrophobicity and stability, and the water vapor that contacts the surface of condenser and arc top cover will slide into the inside of funnel collection bin after converting into 1,4-butene glycol, and is convenient unified collection. DRAWINGS

[0016] Figure 1 The main body schematic view of the condensing device for 1,4-butene glycol is provided.

[0017] Figure 2 The side view of the condensing device for 1,4-butene glycol is provided.

[0018] Figure 3 The inside structure view of the condenser of the condensing device for 1,4-butene glycol is provided.

[0019] Figure 4 The utility model provides a shunt pipe structure diagram of condensing device for 1, 4 -butene glycol,

[0020] Figure 5 The utility model provides a hydrophobic coating structure schematic view of condensing device for 1, 4 -butene glycol.

[0021] Legend:

[0022] 1, condensing tank, 101, arc top cover, 102, funnel collection bin, 103, air inlet pipe, 2, discharge pipe, 201, electric control gate valve, 3, support frame, 4, pressure relief valve, 5, water cooling device, 501, high pressure water pump, 502, water supply pipe, 503, shunt pipe, 504, return pipe, 6, water storage device, 601, water tank, 602, water inlet pipe, 603, water outlet pipe, 7, heat dissipation aluminum plate, 701, heat dissipation fin, 8, hydrophobic coating. Specific implementation

[0023] The technical scheme in the embodiments of the utility model will be apparently and completely described below with reference to the drawings in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, rather than all the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by those skilled in the art without creative labor fall within the protection scope of the utility model.

[0024] Please refer to Figures 1-5 The utility model provides a technical scheme: condensing device for 1, 4 -butene glycol, including: condensing tank 1, the top of condensing tank 1 is fixedly installed with arc top cover 101, the bottom of condensing tank 1 is fixedly installed with funnel collection bin 102, the bottom of funnel collection bin 102 is fixedly connected with discharge pipe 2, the bottom of condensing tank 1 surface is fixedly covered with support frame 3, the top of arc top cover 101 is fixedly embedded with pressure relief valve 4, the inside of condensing tank 1 is provided with water cooling device 5, one end of water cooling device 5 is provided with water storage device 6, the surface of water cooling device 5 is provided with three heat dissipation aluminum plates 7, the inner chamber of condensing tank 1 is coated with hydrophobic coating 8.

[0025] Specifically: water cooling device 5 cooperates with water storage device 6 to cool the inside of condensing tank 1, accelerates condensing effect, heat dissipation aluminum plate 7 increases the contact area of cooling, support frame 3 plays the supporting effect to condensing tank 1, discharge pipe 2 connects external collection device, pressure relief valve 4 can prevent the excessive pressure in the inside of condensing tank 1, and automatic pressure relief is carried out.

[0026] In one embodiment, the surface of condensing tank 1 is installed with air inlet pipe 103 on one side, and the inner chamber of arc top cover 101 is coated with hydrophobic coating 8.

[0027] Specifically, the arc-shaped top cover 101 facilitates the sliding of 1,4-butanediol generated by top condensation, the air inlet pipe 103 is connected to an external heating device, water vapor generated by the heating device at high temperature enters the inside of the condensation tank 1 through the air inlet pipe 103, and the funnel collecting bin 102 facilitates the collection and storage of 1,4-butanediol after condensation.

[0028] In one embodiment, the inside of the discharge pipe 2 is fixedly embedded with an electrically-controlled gate valve 201.

[0029] Specifically, the electrically-controlled gate valve 201 controls the opening and closing of the discharge pipe 2, facilitating the storage and collection and delivery of 1,4-butanediol.

[0030] In one embodiment, the water cooling device 5 includes a high-pressure water pump 501, the water outlet end of the high-pressure water pump 501 is fixedly connected with a water delivery pipe 502, the surface of one end of the water delivery pipe 502 is throughly installed with three shunt pipes 503, one end of each of the three shunt pipes 503 is throughly embedded in one side of the surface of the condensation tank 1, the other end of each of the three shunt pipes 503 is throughly embedded in the other side of the surface of the condensation tank 1, and the other end of each of the three shunt pipes 503 is throughly connected with a reflux pipe 504.

[0031] Specifically, the high-pressure water pump 501 sends the cooling water in the water tank 601 into the water delivery pipe 502, and then shunts to the three shunt pipes 503, so as to cool the inside of the condensation tank 1, and finally converges to the reflux pipe 504 to return to the water tank 601, and the water delivery pipe 502, the shunt pipe 503 and the reflux pipe 504 are all made of stainless steel water pipes, which have strong supporting force.

[0032] In one embodiment, the water storage device 6 includes a water tank 601, the water outlet end of the high-pressure water pump 501 is throughly connected to the top of the water tank 601, the bottom of the high-pressure water pump 501 is fixedly installed on the top of the water tank 601, one end of the reflux pipe 504 is throughly installed on the top of the water tank 601, a water inlet pipe 602 is throughly installed on the top of one side of the water tank 601, and a water outlet pipe 603 is throughly installed on the bottom of one side of the water tank 601.

[0033] Specifically, the water inlet pipe 602 and the water outlet pipe 603 are respectively connected to an external cooling water circulating device, which is started synchronously after the high-pressure water pump 501 is started, so as to keep the temperature of the cooling water in the water tank 601 at a certain level.

[0034] In one embodiment, three heat dissipation aluminum plates 7 are respectively fixedly installed on the top of the three shunt pipes 503, and a plurality of heat dissipation fins 701 are fixedly installed on the surface of each of the three heat dissipation aluminum plates 7.

[0035] Specifically, the heat dissipation aluminum plate 7 and the heat dissipation fin 701 can increase the contact area and enhance the cooling effect.

[0036] In one embodiment, the hydrophobic coating 8 employs a silica nano-coating material.

[0037] Specifically, the silica nano-coating material has excellent hydrophobicity and stability.

[0038] Working principle: the air inlet pipe 103 of the device is connected to an external heating device, and the 1,4-butanediol water vapor evaporated by the external heating device at high temperature enters the inside of the condensing tank 1 through the air inlet pipe 103, and then rises along the inside of the condensing tank 1. Three shunt pipes 503 are arranged inside the condensing tank 1, and a heat dissipation aluminum plate 7 and a heat dissipation fin 701 are installed on the top of the surface of each shunt pipe 503. The inside of the shunt pipe 503 is cooled continuously by the water cooling combined with the heat dissipation aluminum plate 7 and the heat dissipation fin 701 to accelerate the condensation of the 1,4-butanediol water vapor, speed up the conversion efficiency, and improve the production speed. The condensing tank 1 and the arc-shaped top cover 101 are coated with a hydrophobic coating 8, and the silica nano-coating material employed by the hydrophobic coating 8 has excellent hydrophobicity and stability. After the water vapor on the surface of the condensing tank 1 and the arc-shaped top cover 101 is converted into 1,4-butanediol, it will slide into the funnel collection bin 102, which is convenient for unified collection.

[0039] The above is only a preferred embodiment of the present application, and is not intended to limit the present application in other forms. Any skilled person in the art can modify or change the above disclosed technical content to equivalent embodiments applied to other fields, but any simple modification, equivalent change and modification made according to the technical essence of the present application to the above embodiments still belong to the protection scope of the present application technical scheme.

Claims

1. Condensing device for 1,4-butenediol, characterized in that Include: Condensing tank (1), the top of the condensing tank (1) is fixedly installed with an arc-shaped top cover (101), the bottom of the condensing tank (1) is fixedly installed with a funnel collection bin (102), the bottom of the funnel collection bin (102) is fixedly connected with a discharge pipe (2), the bottom of the surface of the condensing tank (1) is fixedly sleeved with a support frame (3), the top of the arc-shaped top cover (101) is fixedly embedded with a pressure relief valve (4), the inside of the condensing tank (1) is provided with a water cooling device (5), one end of the water cooling device (5) is provided with a water storage device (6), the surface of the water cooling device (5) is provided with three heat dissipation aluminum plates (7), the inner cavity of the condensing tank (1) is coated with a hydrophobic coating (8).

2. The condensing device for 1,4-butanediol according to claim 1, characterized by: The surface of the condensing tank (1) is fixedly installed with an air inlet pipe (103), the inner cavity of the arc-shaped top cover (101) is coated with a hydrophobic coating (8).

3. The condensing apparatus for 1,4-butanediol according to claim 1, characterized by: The inside of the discharge pipe (2) is fixedly embedded with an electric control gate valve (201).

4. The condensing apparatus for 1,4-butanediol according to claim 1, characterized by: The water cooling device (5) comprises a high-pressure water pump (501), the water outlet end of the high-pressure water pump (501) is fixedly connected with a water supply pipe (502), the surface of one end of the water supply pipe (502) is fixedly installed with three shunt pipes (503), one end of each of the three shunt pipes (503) is fixedly embedded in one side of the surface of the condensing tank (1), the other end of each of the three shunt pipes (503) is fixedly embedded in the other side of the surface of the condensing tank (1), the other end of each of the three shunt pipes (503) is fixedly connected with a return pipe (504).

5. The condensing device for 1,4-butanediol according to claim 4, characterized by: The water storage device (6) comprises a water tank (601), the water outlet end of the high-pressure water pump (501) is fixedly connected to the top of the water tank (601), the bottom of the high-pressure water pump (501) is fixedly installed on the top of the water tank (601), one end of the return pipe (504) is fixedly installed on the top of the water tank (601), the top of one side of the water tank (601) is fixedly installed with a water inlet pipe (602), the bottom of one side of the water tank (601) is fixedly installed with a water outlet pipe (603).

6. The condensing apparatus for 1,4-butanediol according to claim 1, characterized by: Three heat dissipation aluminum plates (7) are fixedly installed on the top of the three shunt pipes (503), respectively, a plurality of heat dissipation fins (701) are fixedly installed on the surface of each of the three heat dissipation aluminum plates (7).

7. The condensing apparatus for 1,4-butanediol according to claim 1, characterized by: The hydrophobic coating (8) adopts a silicon dioxide nano coating material.

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