CN219051306U

CN219051306U - Water device for furfuryl alcohol production jacket steam drum

Info

Publication number: CN219051306U
Application number: CN202223070568.XU
Authority: CN
Inventors: 李敬强; 宋国全; 范会杰; 王运生; 刘占杰
Original assignee: Henan Haosen Biomaterials Co ltd; Shandong Yino Biologic Materials Co ltd
Current assignee: Henan Haosen Biomaterials Co ltd; Shandong Yino Biologic Materials Co ltd
Priority date: 2022-11-18
Filing date: 2022-11-18
Publication date: 2023-05-23
Anticipated expiration: 2032-11-18

Abstract

The utility model relates to the field of furfuryl alcohol reaction kettles, in particular to a water device for a jacket steam drum for furfuryl alcohol production. The water device comprises a furfuryl alcohol reaction kettle (7), wherein the furfuryl alcohol reaction kettle (7) comprises a reaction kettle jacket (8), the bottom of the inner space of the reaction kettle jacket (8) is connected with a water outlet of a jacket steam drum (2) through a jacket water inlet pipe (5), the upper part of the reaction kettle jacket (8) is connected with a water inlet of the jacket steam drum (2) through a jacket water outlet pipe (6), the upper part of the jacket steam drum (2) is connected with a pressure interlocking steam outlet pipe (1), the pressure interlocking steam outlet pipe (1) comprises a pressure valve, and the jacket steam drum (2) is also connected with a soft water supplementing pipe (3). The beneficial effects are that: the old scheme is as follows: water is directly fed into the jacket from the bottom of the kettle; the new scheme is as follows: water enters a jacket steam drum; can be conveniently and comprehensively regulated and controlled in the jacket steam drum (2).

Description

Water device for furfuryl alcohol production jacket steam drum

Technical Field

The utility model relates to the field of furfuryl alcohol reaction kettles, in particular to a water device for a jacket steam drum for furfuryl alcohol production.

Background

In furfuryl alcohol production, in order to control reation kettle's temperature, traditional cooling mode is direct to follow reation kettle jacket bottom and intakes, and water is cooled down for reation kettle after, and self becomes steam and directly discharges, has caused the waste of steam, simultaneously, because the water that gets into reation kettle jacket is cold water (about 30 ℃) and the temperature difference of reaction 200 ℃ is very big, firstly causes equipment to produce the water hammer phenomenon easily, causes the damage of equipment, and secondly the difference in temperature is great, is difficult to control the temperature, can only manual intermittent intaking, and reation kettle temperature has high intaking, and the temperature is low at the water cut off, so repeatedly operates, can not realize the automation, also unfavorable to operation itself.

The existing reactor jacket also exists, but no device for comprehensively regulating and controlling the water in the reactor jacket is available at present. In the old scheme, water directly enters the jacket from the bottom of the kettle, so that a continuous device for generating water vapor and supplementing water is not provided.

The furfuryl alcohol and reactor jacket is used as a keyword to search in the Chinese patent publication database, and the following documents are found, and the technology does not have the technology for flexibly regulating and controlling the water in the reactor jacket. CN209944280U furfuryl alcohol reaction waste heat vapor generation system; CN204039292U is a high efficiency chlorination device.

Disclosure of Invention

The purpose of the utility model is that: in order to provide a furfuryl alcohol production jacket drum water apparatus with better effect, specific purposes are seen in several substantial technical effects of the detailed description.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

the water device for the jacket steam drum for furfuryl alcohol production is characterized by comprising a furfuryl alcohol reaction kettle 7, wherein a reaction kettle jacket 8 is arranged outside the furfuryl alcohol reaction kettle 7, the bottom of the inner space of the reaction kettle jacket 8 is connected with a water outlet of the jacket steam drum 2 through a jacket water inlet pipe 5, the upper part of the reaction kettle jacket 8 is connected with a water inlet of the jacket steam drum 2 through a jacket water outlet pipe 6, the upper part of the jacket steam drum 2 is connected with a pressure interlocking steam outlet pipe 1, the pressure interlocking steam outlet pipe 1 comprises a pressure valve, the jacket steam drum 2 is also connected with a soft water supplementing pipe 3, and an automatic regulating valve is arranged on the water supplementing pipe and is interlocked with the liquid level of the jacket steam drum.

The further technical proposal of the utility model is that a liquid level meter 4 is arranged on the jacket steam drum 2 and the liquid level meter 4 can be linked with the soft water supplementing pipe 3.

The utility model has the further technical scheme that the inner part of the jacket steam drum 2 is divided into two parts, the upper part is a steam space 21, the lower part is a water space 23, the specific gravity of water is large, the specific gravity of steam is small, and the steam and water separation is automatic.

A further solution of the utility model is that the steam space 21 is connected to the pressure-interlocking steam outlet pipe 1.

The further technical proposal of the utility model is that the water space 23 is connected with the soft water supplementing pipe 3.

Compared with the prior art, the utility model adopting the technical scheme has the following beneficial effects: the old scheme is as follows: water is directly fed into the jacket from the bottom of the kettle; the new scheme is as follows: water enters a jacket steam drum; the comprehensive regulation and control in the jacket steam drum 2 can be conveniently carried out;

the scheme solves the problems that:

1. by adding a jacket steam drum and controlling certain steam discharge pressure (0.6 MPa), the part of steam can be ensured to be used in other devices, and the recycling of the steam is realized;

2. the temperature of water in the steam drum is controlled by controlling the pressure of the steam drum, the water temperature is about 159 ℃ under the pressure of 0.6MPa, and the temperature difference between the water temperature and the reaction kettle is about 50 ℃, so that the water hammer phenomenon of equipment is prevented, and the service life of the equipment is prolonged.

3. Through self-regulating control, automatic control of continuous water inlet and steam outlet is realized, no special personnel are needed, and the operation is very simple.

4. The operation mode is as follows:

(1) The pressure regulating valve is used for interlocking the drum pressure, when the pressure is higher than 0.6MPa, steam is automatically discharged into a steam pipe network, and when the pressure is lower than 0.6MPa, the pressure regulating valve is automatically closed, so that stable control of water temperature is realized;

(2) The water inlet regulating valve is interlocked with the drum liquid level, when the liquid level is lower than a certain value, the water inlet self-regulating valve is automatically opened, and when the liquid level is higher than a certain value, the water inlet self-regulating valve is automatically closed, so that the stability of the water level is ensured.

The water level is arranged at the upper part of the reaction kettle jacket, so that the whole water in the reaction kettle jacket is ensured, and the phenomena of water, steam and sudden temperature rise and fall are avoided.

Drawings

For further explanation of the utility model, reference is made to the following further description, taken in conjunction with the accompanying drawings:

FIG. 1 is a schematic diagram of the structure of the utility model;

FIG. 2 is an enlarged view of a part of the structure of FIG. 1;

wherein: 1. a pressure-interlocked steam outlet pipe; 2. a jacket steam drum; 3. soft water supplementing pipe; 4. a liquid level gauge; 5. a jacket water inlet pipe; 6. a jacket water outlet pipe; 7. furfuryl alcohol reaction kettle; 8. a reaction kettle jacket; 9. a stirring device; 21. a steam space; 23. a water space.

Detailed Description

The present utility model is further illustrated in the following drawings and detailed description, which are to be understood as being merely illustrative of the utility model and not limiting the scope of the utility model. In the description of the present utility model, it should be noted that the positional or positional relationship indicated by the terms such as "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", "top", "bottom", etc. are based on the positional or positional relationship shown in the drawings, are merely for convenience of describing the present utility model and simplifying the description, and do not indicate or imply that the apparatus or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present utility model. Furthermore, unless explicitly specified and limited otherwise, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be either fixedly connected, detachably connected, or integrally connected, for example; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present utility model will be understood in specific cases by those of ordinary skill in the art.

It is noted that relational terms such as first and second, and the like are used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Moreover, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

The patent provides a plurality of parallel schemes, and the different expressions belong to an improved scheme or a parallel scheme based on the scheme. Each scheme has its own unique features. In addition, the technical features of the different embodiments of the present utility model described below may be combined with each other as long as they do not collide with each other. The fixing manner not described herein may be any fixing manner such as screw fixing, bolt fixing or glue bonding.

Embodiment one: with reference to fig. 1 and 2; the water device for the jacket steam drum for furfuryl alcohol production is characterized by comprising a furfuryl alcohol reaction kettle 7, wherein a reaction kettle jacket 8 is arranged outside the furfuryl alcohol reaction kettle 7, the bottom of the inner space of the reaction kettle jacket 8 is connected with a water outlet of the jacket steam drum 2 through a jacket water inlet pipe 5, the upper part of the reaction kettle jacket 8 is connected with a water inlet of the jacket steam drum 2 through a jacket water outlet pipe 6, the upper part of the jacket steam drum 2 is connected with a pressure interlocking steam outlet pipe 1, the pressure interlocking steam outlet pipe 1 comprises a pressure valve, the jacket steam drum 2 is also connected with a soft water supplementing pipe 3, and an automatic regulating valve is arranged on the water supplementing pipe and is interlocked with the liquid level of the jacket steam drum. The essential technical effects and the realization process thereof, namely the basic functions, played by the technical proposal are as follows: the old scheme is as follows: water is directly fed into the jacket from the bottom of the kettle; the new scheme is as follows: water enters a jacket steam drum; can be conveniently and comprehensively regulated and controlled in the jacket steam drum 2.

Embodiment two: as a further development or juxtaposition or alternatively independent, a level gauge 4 is arranged on the jacket drum 2 and the level gauge 4 can be coupled with the soft water replenishment pipe 3. The technical scheme has the substantial technical effect that the linkage can comprehensively supplement water according to the liquid level.

Embodiment III: as a further improvement scheme or a parallel scheme or an alternative independent scheme, the inner part of the jacket steam drum 2 is divided into two parts, the upper part is a steam space 21, the lower part is a water space 23, the water specific gravity is high, the steam specific gravity is low, and automatic steam-water separation is realized.

Embodiment four: as a further development or juxtaposition or alternatively independent, the steam space 21 is connected to the pressure-interlocked steam outlet pipe 1.

Fifth embodiment: as a further development or juxtaposition or alternatively independent, the water space 23 is connected to the soft water replenishment pipe 3.

It should be noted that, the multiple schemes provided in this patent include the basic schemes of itself, are independent of each other and are not restricted to each other, but they can also be combined with each other under the condition of no conflict, so as to achieve multiple effects together.

The foregoing has shown and described the basic principles, principal features and advantages of the utility model. It will be understood by those skilled in the art that the present utility model is not limited to the foregoing embodiments, which have been described in the foregoing description merely illustrates the principles of the utility model, and that various changes and modifications may be made therein without departing from the spirit and scope of the utility model, which is defined in the appended claims.

Claims

1. The water device for the jacket steam drum for furfuryl alcohol production is characterized by comprising a furfuryl alcohol reaction kettle (7), wherein a reaction kettle jacket (8) is arranged outside the furfuryl alcohol reaction kettle (7), the bottom of the inner space of the reaction kettle jacket (8) is connected with a water outlet of the jacket steam drum (2) through a jacket water inlet pipe (5), the upper part of the reaction kettle jacket (8) is connected with a water inlet of the jacket steam drum (2) through a jacket water outlet pipe (6), the upper part of the jacket steam drum (2) is connected with a pressure interlocking steam outlet pipe (1), the pressure interlocking steam outlet pipe (1) is provided with a pressure valve, the jacket steam drum (2) is also connected with a soft water supplementing pipe (3), and an automatic regulating valve is arranged on the water supplementing pipe and is interlocked with the liquid level of the jacket steam drum.

2. The water device for the production jacket drum of furfuryl alcohol according to claim 1, wherein a liquid level meter (4) is arranged on the jacket drum (2) and the liquid level meter (4) can be linked with the soft water supplementing pipe (3).

3. The water device for the jacket steam drum for furfuryl alcohol production according to claim 1, wherein the inner part of the jacket steam drum (2) is divided into two parts, the upper part is a steam space (21), the lower part is a water space (23), the specific gravity of water is high, the specific gravity of steam is low, and automatic steam-water separation is realized.

4. A furfuryl alcohol production jacket drum water apparatus as set forth in claim 3, wherein the steam space (21) is connected to the pressure interlocking steam outlet pipe (1).

5. A furfuryl alcohol production jacket drum water apparatus as set forth in claim 3, wherein the water space (23) is connected to the soft water replenishing tube (3).