CN221166552U

CN221166552U - Constant-pressure control system for liquefied discharge

Info

Publication number: CN221166552U
Application number: CN202323009341.9U
Authority: CN
Inventors: 江丁炳; 曹丰和; 张云斌; 陈蜜
Original assignee: Shuangqiao Xiamen Co ltd
Current assignee: Shuangqiao Xiamen Co ltd
Priority date: 2023-11-08
Filing date: 2023-11-08
Publication date: 2024-06-18
Anticipated expiration: 2033-11-08

Abstract

The utility model discloses a liquefaction discharging constant pressure control system, which comprises a first mixing valve, wherein the first mixing valve can be used for respectively mixing steam and slurry and then introducing the mixed steam and slurry into a first maintenance pipe, the mixing valve is arranged at an opening of the first maintenance pipe, and one end, far away from the first mixing valve, of the first maintenance pipe is connected with the mixing valve; the second injection group comprises a second mixing valve, the second mixing valve is arranged at the opening of a second maintaining pipe, and one end of the second maintaining pipe, which is far away from the second mixing valve, is connected with the mixing group; the first maintaining pipe and the second maintaining pipe are respectively provided with an independent regulating valve and a pressure sensor at one end close to the mixing group; the pressure in the pipeline can be directly monitored by adopting the regulating valves and the pressure sensors which are independently arranged in the first injection group and the second injection group, and the pressure in the pipeline can be directly monitored by the background.

Description

Constant-pressure control system for liquefied discharge

Technical Field

The utility model relates to the technical field of light industry, in particular to a constant pressure control system for liquefied discharge.

Background

At present, in starch sugar manufacturing process equipment, the pressure in a material-beating pump always reaching a time keeping pipe is sufficient to ensure that the mixture of steam and powder slurry is sprayed into a flash tank to achieve the effect of rapid gelatinization and liquefaction.

However, the normally open pump is very wasteful of energy.

Disclosure of utility model

The utility model aims to provide a constant-pressure control system for liquefied discharge, which can ensure sufficient discharge pressure and save energy.

The technical aim of the utility model is realized by the following technical scheme: a constant pressure control system for liquefied discharge comprises a first injection group, a second injection group, a mixing group and an injection group.

The first injection group comprises a first mixing valve, the first mixing valve can be used for respectively mixing steam and slurry and then introducing the mixed steam and slurry into the first maintenance pipe, the mixing valve is arranged at the opening of the first maintenance pipe, and one end, far away from the first mixing valve, of the first maintenance pipe is connected with the mixing group;

The second injection group comprises a second mixing valve, the second mixing valve is arranged at the opening of a second maintaining pipe, and one end of the second maintaining pipe, which is far away from the second mixing valve, is connected with the mixing group;

The first maintaining pipe and the second maintaining pipe are respectively provided with an independent regulating valve and a pressure sensor at one end close to the mixing group;

The mixing group comprises a flash tank, the bottom of the flash tank is connected with the side wall pipeline of a buffer tank, the side wall of the buffer tank far away from the flash tank is connected with the side wall of a maintenance tank in parallel, the top of the flash tank is provided with an exhaust pipe, the tops of the buffer tank and the maintenance tank are connected with the exhaust pipe pipeline,

The spout group is connected with the bottom of the maintaining tank pipeline.

The pressure in the pipeline can be directly monitored by adopting the regulating valve and the pressure sensor which are independently arranged in the first spraying group and the second spraying group, the pressure in the pipeline can be directly monitored through the background, the material pump can be intermittently triggered to work, the mixture in the pipeline in a low-pressure state can be prevented from being sprayed out through the regulating valve, and therefore the linkage of the whole working process which can be intermittent is ensured.

The utility model is further provided with: the first maintaining pipes and the second maintaining pipes are arranged in a serpentine shape, and the second maintaining pipes are externally provided with heat insulation layers.

The first maintenance pipe and the second maintenance pipe can effectively gather the energy between the maintenance pipes by adopting the serpentine arrangement, so that the heat is not easy to dissipate, and the heat preservation effect is formed.

The utility model is further provided with: the first holding pipe, the second holding pipe and the buffer tank are respectively provided with a cleaning pipe communicated with the nozzle group, and each cleaning pipe is provided with an openable butterfly valve.

The sewage can be effectively discharged during cleaning by adopting the cleaning pipes in series connection.

The utility model is further provided with: the first mixing valve and the second mixing valve are respectively correspondingly provided with a first heater and a second heater between the first holding pipe and the second holding pipe.

By adding a heater between the mixing valves, the temperature of the mixed materials can be ensured to be enough to enter the maintaining pipe for maintaining after the mixed materials are mixed.

The utility model is further provided with: the jet group comprises at least one jet.

The device can be simultaneously abutted with a plurality of outlets by adopting at least one jet orifice, so that the extremely high working efficiency of the device is ensured.

The utility model is further provided with: the bottom of the maintaining tank is provided with a liquid level meter.

The slurry residual quantity in the maintenance tank can be effectively monitored by adopting the arrangement of the liquid level meter, so that the gap work of the material pump is further improved, and the service life of the material pump is prolonged.

In summary, the utility model has the following beneficial effects: the pressure in the pipeline can be directly monitored by adopting the regulating valve and the pressure sensor which are independently arranged in the first spraying group and the second spraying group, the pressure in the pipeline can be directly monitored through the background, the material pump can be intermittently triggered to work, the mixture in the pipeline in a low-pressure state can be prevented from being sprayed out through the regulating valve, and therefore the linkage of the whole working process which can be intermittent is ensured.

Drawings

Fig. 1 is an embodiment of the present utility model.

In the figure:

1. a first jet group; 11. a first mixing valve; 12. a first holding tube; 13. a first heater;

2. a second ejection group; 21. a second mixing valve; 22. a second holding tube; 23. a second heater;

3. A mixed group; 31. a buffer tank; 32. a maintenance tank; 33. a flash tank; 34. an exhaust pipe;

4. A nozzle group; 41. an ejection port;

5. A regulating valve;

6. a temperature sensor.

Detailed Description

For the purpose of making the objects, technical solutions and advantages of the embodiments of the present utility model more apparent, the technical solutions of the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present utility model, and it is apparent that the described embodiments are some embodiments of the present utility model, but not all embodiments. All other embodiments, based on the embodiments of the utility model, which are apparent to those of ordinary skill in the art without inventive faculty, are intended to be within the scope of the utility model. Thus, the following detailed description of the embodiments of the utility model, as presented in the figures, is not intended to limit the scope of the utility model, as claimed, but is merely representative of selected embodiments of the utility model.

In the description of the present utility model, the terms "first," "second," and the like are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defining "a first" or "a second" may explicitly or implicitly include one or more such feature.

The present utility model will be described in further detail with reference to fig. 1.

Examples

In the traditional starch sugar-making process, high-temperature steam and powder are directly mixed into a uniform mixture, then the uniform mixture is heated for the first time, and then the uniform mixture is introduced into equipment for instant heating so as to achieve the effect of quick liquefaction, thereby ensuring the implementation of the subsequent process.

As shown in fig. 1, a constant pressure control system for liquefying discharge includes a first spray group 1, a second spray group 2, a mixing group 3 and a nozzle group 4.

The first injection group 1 comprises a first mixing valve 11, the first mixing valve 11 can respectively mix steam and slurry and then introduce the mixed steam and slurry into a first maintenance pipe 12, the mixing valve is arranged at an opening of the first maintenance pipe 12, and one end, far away from the first mixing valve 11, of the first maintenance pipe 12 is connected with the mixing group 3.

The second injection group 2 includes a second mixing valve 21, the second mixing valve 21 is disposed at an opening of a second maintenance pipe 22, and one end of the second maintenance pipe 22 away from the second mixing valve 21 is connected to the mixing group 3.

And both the first and second holding pipes 12 and 22 extend into the flash tank 33, and the extending ends of both are provided with nozzles.

In order to solve the problem that a certain range of pressure needs to be maintained in the maintaining pipe for a long time, one ends of the first maintaining pipe 12 and the second maintaining pipe 22, which are close to the mixing group 3, are respectively provided with an independent regulating valve 5 and a pressure sensor, and the regulating valve 5 and the pressure sensor are respectively and independently electrically connected with a terminal and ensure that the terminal can remotely control the regulating valve 5 and receive signals transmitted by the pressure sensor.

In order to ensure that the reserved mixture in the holding tank 32 can always be reserved by a certain amount to ensure the requirements of lift and flow, the bottom of the holding tank 32 is provided with a liquid level meter.

In order to solve the problem that a long time is required to ensure high temperature in the maintenance pipe, the first maintenance pipe 12 and the second maintenance pipe 22 are arranged in a serpentine shape, and the heat preservation layer is arranged outside the second maintenance pipe 22, so that energy loss in the maintenance pipe can be effectively reduced.

In order to solve the problem of thorough cleaning in the whole system and ensure that the problem of crystallization residue cannot exist in the pipeline, the first maintaining pipe 12, the second maintaining pipe 22 and the buffer tank 31 are respectively provided with cleaning pipes communicated with the nozzle group 4, and each independent cleaning pipe is provided with an openable butterfly valve.

In order to ensure that the mixture can enter the holding pipe in a high temperature state, a first heater 13 and a second heater 23 are provided between the first mixing valve 11 and the second mixing valve 21 and the first holding pipe 12 and the second holding pipe 22, respectively.

As preferable: in order to adjust the heating power of the first heater 13 and the second heater 23 in real time, temperature sensors 6 extending into the inside of the first holding pipe 12 and the second holding pipe 22 are provided at one ends thereof near the first heater 13 and the second heater 23.

In order to solve the problem of insufficient number of subsequent injection ports 41 and to enlarge the production, the jet group 4 includes at least one injection port 41 and requires provision of a reserved port for the second-stage and third-stage works.

The mixing group 3 comprises a flash tank 33, wherein the bottom of the flash tank 33 is connected with the side wall of a buffer tank 31 through a pipeline, the side wall of the buffer tank 31 far away from the flash tank 33 is connected with the side wall of a maintenance tank 32 in parallel, an exhaust pipe 34 is arranged at the top of the flash tank 33, and the tops of the buffer tank 31 and the maintenance tank 32 are connected with the exhaust pipe 34 through pipelines.

The nozzle group 4, the nozzle group 4 is connected with the bottom of the pipeline of the maintenance tank 32.

All temperature sensors 6 in this scheme all are connected with the terminal electricity to power equipment such as terminal can remote control pump.

Working principle: the temperature sensors 6 arranged at the two ends close to the first maintaining pipe 12 and the second maintaining pipe 22 can respectively monitor the real-time temperature of discharging and feeding in real time, can effectively regulate the temperature in the maintaining pipe, and can effectively ensure the pressure in the pipe and timely add the mixture for the buffer tank 31 and the maintaining tank 32 by remotely controlling the on-off of the regulating valve 5 through the terminal.

The above description is only of the preferred embodiments of the present utility model and is not intended to limit the present utility model, and various modifications and variations may be made to the present utility model by those skilled in the art. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present utility model should be included in the protection scope of the present utility model.

Claims

1. A constant pressure control system for liquefaction discharge is characterized in that:

The first injection group (1) comprises a first mixing valve (11), the first mixing valve (11) can respectively mix steam and slurry and then introduce the mixed steam and slurry into a first maintenance pipe (12), the mixing valve is arranged at the opening of the first maintenance pipe (12), and one end, far away from the first mixing valve (11), of the first maintenance pipe (12) is connected with the mixing group (3);

The second injection group (2) comprises a second mixing valve (21), the second mixing valve (21) is arranged at the opening of a second maintenance pipe (22), and one end of the second maintenance pipe (22) far away from the second mixing valve (21) is connected with the mixing group (3);

The first maintaining pipe (12) and the second maintaining pipe (22) are respectively provided with an independent regulating valve (5) and a pressure sensor at one end close to the mixing group (3);

The mixing group (3) comprises a flash tank (33), wherein the bottom of the flash tank (33) is connected with the side wall of a buffer tank (31) through a pipeline, the side wall of the buffer tank (31) away from the flash tank (33) is connected with the side wall of a maintenance tank (32) in parallel, the top of the flash tank (33) is provided with an exhaust pipe (34), the tops of the buffer tank (31) and the maintenance tank (32) are both connected with the exhaust pipe (34) through a pipeline,

And the nozzle group (4) is connected with the bottom of the maintaining tank (32) pipeline.

2. The constant pressure control system for liquefaction output according to claim 1, wherein: the first maintaining pipe (12) and the second maintaining pipe (22) are arranged in a serpentine shape, and an insulating layer is arranged outside the second maintaining pipe (22).

3. The constant pressure control system for liquefaction offtake according to claim 2, characterized in that: the first maintaining pipe (12), the second maintaining pipe (22) and the buffer tank (31) are respectively provided with a cleaning pipe communicated with the nozzle group (4), and each cleaning pipe is independently provided with a butterfly valve capable of being opened and closed.

4. The constant pressure control system for liquefaction output according to claim 1, wherein: a first heater (13) and a second heater (23) are respectively and correspondingly arranged between the first mixing valve (11) and the second mixing valve (21) and the first maintenance pipe (12) and the second maintenance pipe (22).

5. The constant pressure control system for liquefaction output according to claim 1, wherein: the jet group (4) includes at least one jet port (41).

6. The constant pressure control system for liquefaction output according to claim 1, wherein: the bottom of the maintaining tank (32) is provided with a liquid level meter.