CN209893127U - An overflow water replenishing device for a jet water tank and a process water tank - Google Patents

Abstract

The utility model proposes an overflow water replenishment device for a jetting water tank and a process water tank, which comprises a jetting water tank, a desulfurization process water tank, an industrial water supply pipe, a process water supply pipe, an overflow water supply pipe, a water collecting tank and a filter box. The inside of the water tank is led out and connected to the process water supply pipe. The water collecting tank and the water jetting tank are connected through an overflow pipe and are lower than the water jetting tank. The overflow pipe includes a plurality of overflow branch pipes connected with the water jetting tank and an overflow centralized pipe connected with the water collecting tank. , the horizontal height of the overflow branch pipe changes in a gradient, and an overflow valve is arranged on the overflow branch pipe. The device concentrates the overflow water in the jetting tank to supply the desulfurization process water tank through the water collecting tank, which enriches the supply route of the desulfurization process water, improves the utilization rate of industrial water, and effectively prolongs the service life of the equipment; overflow Tubes can be used in combination according to different production capacities, which is beneficial to improve production efficiency. The utility model has reasonable design and simple structure, and is suitable for large-scale promotion.

Description

An overflow water replenishing device for a jet water tank and a process water tank

technical field

The utility model belongs to the technical field of biomass power generation supporting equipment, in particular to an overflow water replenishing device for a jetting water tank and a process water tank.

Background technique

Biomass power generation is the use of biomass energy for power generation, which is a kind of renewable energy power generation, including direct combustion of agricultural and forestry wastes, gasification of agricultural and forestry wastes, waste incineration, and landfill gas. , Biogas power generation. Among them, the desulfurization process water tank is responsible for the production of limestone slurry, washing demister, washing belt conveyor filter cloth, cooling circulation pump motor and other purposes. The device has strict requirements on the working temperature. In order to reduce the water temperature of the water injection tank, it is necessary to supplement the industrial water with a lower temperature to the water injection tank to cool the temperature of the water injection tank. Therefore, the water injection tank overflows and causes a serious waste of water resources.

The existing equipment lacks the treatment equipment for the overflow of the ejection tank, and most production processes are to introduce the overflowed water into the circulating cold water pool for circulation; the problem with this is that the water supply in the ejection tank Most of it comes from the cooling water (circulating water) of the cooling tower. After many cycles, it will definitely affect the service life of the jet air extractor and the jet pump, and increase the difficulty of cleaning the jet water tank; however, the water required in the process water tank The required quality of the desulfurization process is relatively low. If the industrial water is continuously supplemented to the desulfurization process water tank, the cost will increase, especially in the case of tight water sources in summer, the cost will increase sharply and the utilization rate will be low.

Utility model content

Aiming at the overflow problem of the above-mentioned water jetting tank and the water replenishment problem of the desulfurization process water tank, the utility model proposes a reasonable design, simple structure, and an overflow water replenishing device for the jetting water tank and the process water tank.

In order to achieve the above purpose, the technical solution adopted by the present utility model is that the utility model provides an overflow water replenishing device for a water jetting tank and a process water tank, including a jetting water tank, a desulfurization process water tank, a valve and a cooling water pool. A vent valve, a blowdown valve and an industrial water supply pipe are provided. The desulfurization process water tank is provided with a process water supply pipe. The cooling water pool supplies water to the desulfurization process water tank. The water tank is connected with the water collection tank through an overflow pipe, and the overflow pipe includes a plurality of overflow branch pipes connected with the water injection tank and an overflow concentrated pipe connected with the water collection tank. The level of the overflow branch pipe is The height changes in a gradient, the overflow branch pipe is provided with an overflow valve, the connection between the overflow centralized pipe and the water collection tank is provided with a filter box located inside the water collection tank, and the overflow water supply pipe is arranged in the water collection tank , the overflow water supply pipe is led out from the inside of the water collecting tank and connected to the process water supply pipe.

Preferably, an inclined plate is provided at the inner bottom of the water jetting box, and the distance between the bottom of the inclined plate and the side wall of the water jetting box is 1/5 of the distance between the two side walls of the water jetting box.

Preferably, the blowdown valve is arranged above the angle between the inclined plate and the bottom surface of the water jetting tank.

Preferably, the filter box includes a hexahedron and each surface is provided with a filter screen, and a box port is provided on the side of the filter box close to the overflow concentrator.

Compared with the prior art, the advantages and positive effects of the present utility model are:

The utility model provides an overflow water replenishing device for a jetting water tank and a process water tank, which concentrates the overflow water in the jetting water tank and supplies it to the desulfurization process water tank through a water collecting tank, which enriches the supply route of the desulfurization process water and improves the industrial efficiency. The utilization rate of water is effectively extended, and the service life of the equipment is also effectively extended; the overflow pipe in this device can be used in combination according to different production capacities, which can not only improve the overflow export effect, but also improve the stability of the pressure of the water jet tank to make it Safe operation, and the sewage discharge effect of the water jet tank is good, which is conducive to improving production efficiency. The utility model has reasonable design and simple structure, and is suitable for large-scale promotion.

Description of drawings

In order to illustrate the technical solutions of the embodiments of the present invention more clearly, the following briefly introduces the accompanying drawings used in the description of the embodiments. Obviously, the drawings in the following description are some embodiments of the present invention. , for those of ordinary skill in the art, other drawings can also be obtained from these drawings without creative labor.

1 is a schematic structural diagram of an overflow water replenishing device for a jetting water tank and a process water tank provided by an embodiment;

2 is a schematic structural diagram of an overflow pipe provided by an embodiment;

In the above figures, 1. water jetting tank; 2. desulfurization process water tank; 3. valve; 4. cooling pool; 5. vent valve; 6. sewage valve; 7. industrial water supply pipe; 8. process water supply pipe; Water tank; 10, overflow pipe; 101, overflow branch pipe; 102, overflow centralized pipe; 103, overflow valve; 11, overflow replenishment pipe; 12, replenishment pump; 13, one-way valve; 14, inclined plate; 15. Filter box.

Detailed ways

In order to be able to understand the above-mentioned objects, features and advantages of the present invention more clearly, the present invention will be further described below with reference to the accompanying drawings and embodiments. It should be noted that the embodiments of the present application and the features in the embodiments may be combined with each other in the case of no conflict. For the convenience of description, the words "up", "down", "left" and "right" appear in the following description, which only means that the directions of up, down, left and right are consistent with the drawings themselves, and do not limit the structure.

In the following description, many specific details are set forth in order to fully understand the present invention. However, the present invention can also be implemented in other ways different from those described herein. Therefore, the present invention is not limited to the specific details of the following disclosure. Example limitations.

Example, as shown in Figure 1 and Figure 2, the utility model provides an overflow water supply device for a water jet tank and a process water tank, including a water jet tank 1, a desulfurization process water tank 2, a valve 3 and a cooling pool 4, and the water jet tank 1 A vent valve 5, a blowdown valve 6 and an industrial water supply pipe 7 are arranged on it, and a process water supply pipe 8 is arranged on the desulfurization process water tank 2. The cooling water pool 4 supplies water to the desulfurization process water tank 2. The water collecting tank 9 of the tank 1, the jetting tank 1 and the water collecting tank 9 are communicated through the overflow pipe 10, and the overflow water supply pipe 11 is provided in the water collecting tank 9, and the overflow water supply pipe 11 is drawn from the inside of the water collecting tank 9 and connected to the process water supply pipe 8 , the overflow water supplement pipe 11 is provided with a supplement water pump 12 and a check valve 13 is provided near the connection with the process supplement water pipe 8 . In this device, the supplementary water in the jetting tank 1 comes from new industrial water, and the overflowed water in the jetting tank 1 is introduced into the water collecting tank 9 through the overflow pipe 10 for concentration, and the water in the water collecting tank 9 is collected by the supplementary pump 12. The overflow water supply pipe 11 is led into the process water supply pipe 7, and the process water supply pipe 7 is uniformly supplied to the desulfurization process water tank, and the one-way valve 13 can prevent the water in the process water supply pipe from being backflowed. This can not only improve the utilization rate of industrial water, but also effectively prolong the service life of the water jetting tank and the components connected to the water jetting tank, reduce costs, and have obvious energy saving and emission reduction effects.

In order to improve the stability of the internal pressure of the water jetting tank, in addition to using the air relief valve 5 to control the air pressure, the device also designs a branch structure for the overflow pipe 10, so as to effectively control the overflow. Specifically, the overflow pipe 10 provided by the present invention includes a plurality of overflow branch pipes 101 connected with the water jet tank and an overflow concentrated pipe 102 connected with the water collecting tank 9. The horizontal height of the overflow branch pipe 101 changes in a gradient, and the overflow The overflow valve 103 is provided on the flow branch pipe 101; after this setting, one or more overflow ports are selected according to different production requirements to export the water flow. If the production requirements are high, the overflow branch pipe with a higher port is selected to ensure the water volume in the water jet tank. It is very full, and if the production requirements are low, the overflow branch pipe with the lower port should be selected. The water level in the ejection tank is low but always meets the production requirements. However, a large amount of supplementary water is supplied to the desulfurization process supplementary water tank 2 through the collecting tank 9 and the overflow supplementary water pipe 11. , improve the utilization rate of the overflow pipe and the utilization rate of water resources, and effectively reduce the production cost of the enterprise.

In order to coarsely filter the overflow water of the water jetting tank, the present invention is provided with a filter box 15 located inside the water collecting tank at the connection between the overflow concentrating pipe 102 and the water collecting tank 9, and in order to facilitate cleaning of the filter box 15, the filter box in the device 15 includes a hexahedron and each side is provided with a filter screen, a box port is provided on the side of the filter box close to the overflow concentration pipe, and the overflow water enters the filter box from the box port to complete the rough filtration, reducing the impact of the overflow water on the make-up pump and other components. The damage to the pipeline, and the filter box can be directly extracted from the collecting tank, which is easy to clean.

In order to facilitate the cleaning of the water jetting box 1, the inner bottom position of the jetting water box 1 provided by the present invention is provided with an inclined plate 14, and the distance between the bottom of the inclined plate 14 and the side wall of the water jetting box 1 is the two sides of the water jetting box. 1/5 of the wall spacing, and at the same time, the blowdown valve 6 is arranged above the angle between the inclined plate and the bottom surface of the water jetting tank; in this case, the impurities in the industrial water can be concentrated and deposited on the side close to the blowdown valve 6, and the blowdown valve 6 After opening, a large amount of impurities can be discharged under the action of the sewage pump (not shown in the figure), and the amount of water discharge is relatively small, which reduces energy consumption.

The above is only a preferred embodiment of the present invention, and is not intended to limit the present invention in other forms. Any person skilled in the art may use the technical content disclosed above to change or remodel to equivalent changes. The equivalent embodiments are applied in other fields, but any simple modifications, equivalent changes and modifications made to the above embodiments according to the technical essence of the present utility model still belong to the technical solutions of the present utility model without departing from the technical solution content of the present utility model. scope of protection.

Claims (4)

1. An overflow water replenishing device for a water jet tank and a process water tank, comprising a water jet tank, a desulfurization process water tank, a valve and a cooling pool, and the water jet tank is provided with a vent valve, a sewage valve and an industrial water supply pipe, and the desulfurization process water tank is provided with A process water supply pipe is provided on the upper part, and the cooling water tank supplies water to the desulfurization process water tank. The overflow pipe includes a plurality of overflow branch pipes connected with the water jet tank and an overflow concentrated pipe connected with the water collecting tank. The horizontal height of the overflow branch pipes changes in a gradient, and the overflow branch pipes are provided with An overflow valve, a filter box located inside the water collection tank is arranged at the connection between the overflow centralized pipe and the water collection tank, and an overflow water supply pipe is arranged in the water collection tank, and the overflow water supply pipe is led out from the water collection tank for connection To the process water supplement pipe, a supplement water pump is provided on the overflow supplement water pipe and a check valve is provided near the connection with the process water supplement pipe. 2. The overflow water replenishing device of a water jetting tank and a process water tank according to claim 1, wherein the inner bottom position of the water jetting box is provided with an inclined plate, and the bottom of the inclined plate and the side of the water jetting box are provided The wall spacing is 1/5 of the spacing between the two side walls of the jetting box. 3 . The overflow water replenishing device for the water jetting tank and the process water tank according to claim 2 , wherein the drain valve is arranged above the angle between the inclined plate and the bottom surface of the water jetting tank. 4 . 4. The overflow water replenishing device for a jetting water tank and a process water tank according to claim 3, wherein the filter box comprises a hexahedron and each surface is provided with a filter screen, and the filter box is close to the overflow A tank port is provided on one side of the flow concentrator.

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