A multi-stage condensation device for combined polyether

Abstract

The utility model discloses a multi-stage condensing device for combined polyether, including a condensing chamber, wherein the two ends of the condensing chamber are respectively connected with an air inlet pipe and an air outlet pipe, and the interior of the condensing chamber is equidistantly provided with a plurality of condensing sections for storing condensing medium, and the plurality of condensing sections are all arranged in a multi-layer coil structure, and the bottom ends of the plurality of condensing sections are all connected with connecting pipes, and the top ends of the plurality of connecting pipes and the plurality of condensing sections are all extended to the outside of the condensing chamber, and a water outlet pipe for discharging condensed water is arranged inside the condensing chamber and below the air outlet pipe. Through the above structure, the condensing section with a multi-layer coil structure can increase the contact area and time between steam and condensing medium, and improve the condensation efficiency, and the plurality of condensing sections arranged at the same time can make the steam be condensed step by step inside the condensing chamber, so as to achieve the effect of full condensation, and the condensed water is concentrated at the bottom of the condensing chamber and is conveniently discharged through the water outlet pipe, and the structure is simple and the operation is convenient.

Description

Technical Field

[0001] The utility model relates to the technical field of condensation equipment, in particular to multi-stage condensation equipment for combined polyether. Background Art

[0002] In the chemical industry, composite polyether, as an important raw material, is widely used in polyurethane foam, coatings, adhesives and other fields. During the production process of composite polyether, a large amount of water vapor will be generated.

[0003] In the prior art, after searching, it was found that a Chinese patent disclosed a multi-stage condensation device for combined polyether, and its application number is 202120793850.7. The patent mainly includes a condenser, the surface of the condenser is provided with a through hole, and multiple groups of condensation chambers are provided between the outer surface of the condenser and the through hole. A water inlet pipe is provided on one side of the condenser, and the first water inlet branch pipe, the second water inlet branch pipe, the third water inlet branch pipe and the fourth water inlet branch pipe are respectively provided on one side of the condenser. A water outlet pipe is provided on the other side of the condenser, and the first water outlet branch pipe, the second water outlet branch pipe, the third water outlet branch pipe and the fourth water outlet branch pipe are provided on one side of the water outlet pipe. A connecting ring is provided on the upper surface of the condenser, and a dustproof net is fixedly connected to the inner wall of the connecting ring. Although the above-mentioned utility model performs condensation treatment in multiple stages and has a good condensation effect, it can also avoid the external environment from polluting the small molecule ether during the condensation and drainage steam process, affecting the secondary reaction of the small molecule ether, recycling the condensed water, and saving resources. However, after the condensation of the above equipment is completed, the control valve on the discharge pipe needs to be opened to purify and recycle the condensed water, and setting multiple control valves requires personnel to repeat tedious operations, which not only requires a large amount of manual labor and the time cost of the operation, but also affects the use efficiency of the equipment, which is not conducive to improving production efficiency. Therefore, those skilled in the art provide a multi-stage condensation device for combined polyether to solve the problems raised in the above background technology. Utility Model Content

[0004] The utility model aims to provide a multi-stage condensing device for combined polyether. By setting a condensing section with a multi-layer coil structure, the contact area and time between steam and condensing medium can be increased, and the condensation efficiency can be improved. At the same time, the multiple condensing sections set up can make the steam condense step by step inside the condensing chamber to achieve the effect of full condensation. The condensed water is concentrated at the bottom of the condensing chamber and is conveniently discharged through the water outlet pipe. The structure is simple and the operation is convenient.

[0005] To achieve the above-mentioned purpose, a multi-stage condensation equipment for combined polyether is provided, including a condensation chamber, wherein the two ends of the condensation chamber are respectively connected to an air inlet pipe and an air outlet pipe, and a plurality of condensation sections for storing condensation medium are equidistantly arranged inside the condensation chamber, and the plurality of condensation sections are all arranged as a multi-layer coil structure, and the bottom ends of the plurality of condensation sections are all connected to connecting pipes, and the top ends of the plurality of connecting pipes and the plurality of condensation sections extend to the outside of the condensation chamber, and a water outlet pipe for discharging condensed water is provided inside the condensation chamber and below the air outlet pipe.

[0006] According to the multi-stage condensation equipment for combined polyether, the ends of the multiple condensation stages located outside the condensation chamber are commonly fixedly connected to a main water inlet pipe, and the bottoms of the multiple connecting pipes are commonly fixedly connected to a main water outlet pipe.

[0007] According to the multi-stage condensation equipment for combined polyether, a water tank is provided on one side of the condensation chamber and below the water outlet pipe, a filter screen is provided on the top of the water tank, and a drain pipe is provided on one side of the water tank close to the bottom.

[0008] According to the multi-stage condensation equipment for combined polyether, a liquid level gauge is fixedly connected to the inner wall of the condensation chamber and at a position substantially flush with the bottom of the condensation stage, and a solenoid valve is provided on the outer side of the water outlet pipe.

[0009] According to the multi-stage condensation equipment for combined polyether, two support seats are symmetrically fixedly connected to the bottom of the condensation chamber.

[0010] According to the multi-stage condensation equipment for combined polyether, the liquid level meter and the solenoid valve are both electrically connected to the external control equipment.

[0011] The utility model has the following beneficial effects:

[0012] 1. Compared with the prior art, the multi-stage condensing equipment for combined polyether is provided with a condensing section with a multi-layer coil structure, which can increase the contact area and time between steam and condensing medium and improve condensation efficiency. At the same time, the multiple condensing sections can make the steam condense step by step inside the condensing chamber to achieve the effect of full condensation. The condensed water is concentrated at the bottom of the condensing chamber and is conveniently discharged through the water outlet pipe. The structure is simple and the operation is convenient.

[0013] 2. Compared with the prior art, the multi-stage condensation equipment for the combined polyether can filter out impurities in the condensed water under the action of the discharged condensed water filter to improve the quality of the condensed water for reuse.

[0014] Additional aspects and advantages of the present invention will be given in part in the following description, and in part will become apparent from the following description, or will be learned through the practice of the present invention. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] The utility model is further described below in conjunction with the accompanying drawings and embodiments;

[0016] Figure 1 This is a first overall structural schematic diagram of a multi-stage condensing device for combined polyether of the utility model;

[0017] Figure 2 This is a second overall structural schematic diagram of a multi-stage condensing device for combined polyether of the utility model;

[0018] Figure 3 This is a schematic diagram of the first internal cross-sectional structure of a condensing chamber of a multi-stage condensing device for combined polyether of the utility model;

[0019] Figure 4 The utility model is a schematic diagram of the first internal cross-sectional structure of the condensation chamber of a multi-stage condensation device for combined polyether.

[0020] Legend:

[0021] 1. Condensation chamber; 2. Air inlet pipe; 3. Air outlet pipe; 4. Condensation section; 5. Main water inlet pipe; 6. Main water outlet pipe; 7. Connecting pipe; 8. Water outlet pipe; 9. Solenoid valve; 10. Water tank; 11. Filter; 12. Drain pipe; 13. Support seat; 14. Liquid level meter. DETAILED DESCRIPTION

[0022] This section will describe in detail the specific embodiments of the utility model. The preferred embodiments of the utility model are shown in the accompanying drawings. The purpose of the accompanying drawings is to supplement the description of the text part of the specification with graphics, so that people can intuitively and vividly understand each technical feature and the overall technical solution of the utility model, but it cannot be understood as a limitation on the protection scope of the utility model.

[0023] Reference Figure 1 , Figure 2 , Figure 3 and Figure 4The utility model embodiment is a multi-stage condensing device for combined polyether, which includes a condensing chamber 1, and the two ends of the condensing chamber 1 are respectively connected to an air inlet pipe 2 and an air outlet pipe 3. A plurality of condensing sections 4 for storing condensing medium are equidistantly arranged inside the condensing chamber 1, and the plurality of condensing sections 4 are all arranged in a multi-layer coil structure. The bottom ends of the plurality of condensing sections 4 are all connected to connecting pipes 7, and the top ends of the plurality of connecting pipes 7 and the plurality of condensing sections 4 extend to the outside of the condensing chamber 1. A water outlet pipe 8 for discharging condensed water is arranged inside the condensing chamber 1 and below the air outlet pipe 3. A solenoid valve 9 is arranged on the outside of the water outlet pipe 8, and the solenoid valve 9 is convenient for controlling the on-off state of the water outlet pipe 8. The condensing medium can be external cooling water, which is introduced into the condensing section 4 from the top of the condensing section 4, and the steam is introduced into the condensing chamber 1 from the air inlet pipe 2 to contact the condensing section 4. The condensing section 4 containing external cooling water exchanges heat with the steam to turn the steam into condensed water. The condensing section 4 with a multi-layer coil structure can increase the contact area and time between the steam and the condensing medium, thereby improving the condensation efficiency. At the same time, the multiple condensing sections 4 can make the steam be condensed step by step in the condensing chamber 1 to achieve the effect of full condensation. The condensed water is concentrated at the bottom of the condensing chamber 1 and is conveniently discharged through the water outlet pipe 8. The structure is simple and the operation is convenient.

[0024] A total water inlet pipe 5 is fixedly connected to one end of the multiple condensation sections 4 located outside the condensation chamber 1, and a total water outlet pipe 6 is fixedly connected to the bottom of the multiple connecting pipes 7. Two support seats 13 are symmetrically fixedly connected to the bottom of the condensation chamber 1. The total water inlet pipe 5 facilitates the transportation of external condensed water to the inside of the condensation section 4 for heat exchange, and the total water outlet pipe 6 facilitates the discharge and collection of external condensed water inside the condensation section 4.

[0025] A water tank 10 is provided on one side of the condensation chamber 1 and below the water outlet pipe 8. A filter screen 11 is provided on the top of the water tank 10. A drain pipe 12 is provided on one side of the water tank 10 near the bottom. When the condensed water discharged from the water outlet pipe 8 flows into the water tank 10, the filter screen 11 can filter impurities in the condensed water to improve the quality of the condensed water. The drain pipe 12 can facilitate the discharge of the filtered condensed water from the water tank 10 for use.

[0026] A liquid level gauge 14 is fixedly connected to the inner wall of the condensation chamber 1 and at a position substantially flush with the bottom of the condensation section 4, and can monitor the condensed water level in real time to facilitate the discharge of the condensed water.

[0027] The liquid level meter 14 and the solenoid valve 9 are both electrically connected to the external control device. When the liquid level meter 14 detects that the water level reaches the bottom of the condensation section 4, the external control device can control the solenoid valve 9 to open the water outlet pipe 8 to discharge the condensed water according to the signal.

[0028] Working principle: External cooling water is introduced from the main water inlet pipe 5 into the condensing section 4 and then discharged through the main water outlet pipe 6 to form a flow structure. Steam is introduced from the air inlet pipe 2 into the condensing chamber 1 and contacts the condensing section 4. The condensing section 4 containing external cooling water exchanges heat with the steam to turn the steam into condensed water. The condensing section 4 with a multi-layer coil structure can increase the contact area and time between the steam and the condensing medium, thereby improving the condensation efficiency. At the same time, the multiple condensing sections 4 can make the steam condensed step by step inside the condensing chamber 1 to achieve the effect of full condensation. The condensed water is concentrated at the bottom of the condensing chamber 1 and is conveniently discharged through the water outlet pipe 8. The structure is simple and the operation is convenient.

[0029] When the discharged condensed water flows into the water tank 10, the filter screen 11 can filter out impurities in the condensed water, so as to improve the quality of the condensed water for reuse.

[0030] The embodiments of the present invention are described in detail above in conjunction with the accompanying drawings, but the present invention is not limited to the above embodiments. Various changes can be made within the knowledge scope of ordinary technicians in the technical field without departing from the purpose of the present invention.

Claims

1. A multi-stage condensation device for combined polyether, characterized in that: The invention comprises a condensation chamber (1), wherein the two ends of the condensation chamber (1) are respectively connected to an air inlet pipe (2) and an air outlet pipe (3), a plurality of condensation sections (4) for storing condensation medium are equidistantly arranged inside the condensation chamber (1), the plurality of condensation sections (4) are all arranged as a multi-layer coil structure, the bottom ends of the plurality of condensation sections (4) are all connected to a connecting pipe (7), the top ends of the plurality of connecting pipes (7) and the plurality of condensation sections (4) extend to the outside of the condensation chamber (1), and a water outlet pipe (8) for discharging condensed water is provided inside the condensation chamber (1) and below the air outlet pipe (3).

2. A multi-stage condensation device for combined polyether according to claim 1, characterized in that: The ends of the plurality of condensation sections (4) located outside the condensation chamber (1) are fixedly connected to a main water inlet pipe (5), and the bottoms of the plurality of connection pipes (7) are fixedly connected to a main water outlet pipe (6).

3. A multi-stage condensation device for combined polyether according to claim 2, characterized in that: A water tank (10) is provided on one side of the condensation chamber (1) and below the water outlet pipe (8); a filter screen (11) is provided on the top of the water tank (10); and a drainage pipe (12) is provided on one side of the water tank (10) close to the bottom.

4. A multi-stage condensation device for combined polyether according to claim 3, characterized in that: A liquid level meter (14) is fixedly connected to the inner wall of the condensation chamber (1) at a position substantially flush with the bottom of the condensation section (4), and a solenoid valve (9) is provided on the outer side of the water outlet pipe (8).

5. A multi-stage condensation device for combined polyether according to claim 4, characterized in that: Two support seats (13) are symmetrically and fixedly connected to the bottom of the condensation chamber (1).

6. A multi-stage condensation device for combined polyether according to claim 5, characterized in that: The liquid level meter (14) and the solenoid valve (9) are both electrically connected to external control equipment.

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