CN213574876U - Drainage system for water jetting tank - Google Patents
Drainage system for water jetting tank Download PDFInfo
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- CN213574876U CN213574876U CN202021747928.3U CN202021747928U CN213574876U CN 213574876 U CN213574876 U CN 213574876U CN 202021747928 U CN202021747928 U CN 202021747928U CN 213574876 U CN213574876 U CN 213574876U
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Abstract
The utility model relates to a drainage system for water jetting tank belongs to drainage cyclic utilization technical field. This drainage system for jetting case, including the jetting case, the vertical top of jetting case is equipped with the nozzle, the top of nozzle has the condensed steam pipeline through the pipeline intercommunication, the bottom of nozzle stretches into through the pipeline in the jetting case, the nozzle with the jetting case is through jetting pipeline intercommunication, be equipped with the jetting pump on the jetting pipeline, the upper portion of jetting case is equipped with moisturizing pipeline, the upper portion of jetting case with circulating water system passes through the pipeline intercommunication. Has the advantages that: the drained water of the water injection tank is completely recycled to the circulating water system, the water supplement of the circulating water system is reduced, the labor amount of personnel is reduced, and the cost is reduced.
Description
Technical Field
The utility model belongs to the technical field of drainage cyclic utilization, concretely relates to drainage system for water jet tank.
Background
2 sets of 135MW condensing units of the thermal power plant, model C135-8.83/1.3, each set is provided with a set of water jet steam extractor system for extracting air leaked into the condenser of the unit and non-condensing gas so as to maintain the vacuum of the unit.
The jetting water tank absorbs the heat of the exhaust steam of the condenser in the running process, and the water temperature of the water tank rises. When the water injection device is operated, water in the water injection tank needs to be continuously supplemented and drained, and the water temperature of the water injection tank is kept below 30 ℃ (when the water temperature is higher than the saturation temperature under suction pressure, working water is vaporized in a mixing chamber part of the steam extractor). The water replenishing of the jetting water tank is taken from a circulating water system. The overflow water of the water injection tank in the original design is 3.5-5 t/h, and the overflow water quantity of the water injection tank in actual operation is 10-15 t/h which is far greater than the design value. When the jetting water tank of each unit operates, water is continuously discharged into the sewage well, calculated according to 7500 hours of the unit operating all the year round, 56700 tons of water are discharged all the year round, and waste of water resources is caused.
SUMMERY OF THE UTILITY MODEL
The utility model discloses a solve above-mentioned technical problem and provide a drainage system for penetrate water tank, penetrate that the water tank drainage is whole to be retrieved circulating water system, reduced circulating water system's moisturizing, personnel's the amount of labour reduces, cost reduction.
The utility model provides an above-mentioned technical problem's technical scheme as follows: this but drainage system for water injection tank includes: including the jetting box, the vertical top of jetting box is equipped with the nozzle, the top of nozzle has the condensed steam pipeline through the pipeline intercommunication, the bottom of nozzle stretches into through the pipeline in the jetting box, the nozzle with the jetting box is through jetting pipeline intercommunication, be equipped with the jetting pump on the jetting pipeline, the upper portion of jetting box is equipped with moisturizing pipeline, the upper portion and the circulating water system of jetting box pass through the pipeline intercommunication.
Has the advantages that: the drained water of the water injection tank is completely recycled to the circulating water system, the water supplement of the circulating water system is reduced, the labor amount of personnel is reduced, and the cost is reduced.
On the basis of the technical scheme, the utility model discloses can also do following improvement.
Furthermore, a pneumatic valve is arranged on a pipeline between the condensing pipeline and the nozzle.
The beneficial effect of adopting the further scheme is that: and the pneumatic valve is used for controlling, so that the input of gas is convenient to control.
Furthermore, an overflow water tank is arranged on a pipeline between the water injection tank and the circulating water system.
The beneficial effect of adopting the further scheme is that: temporarily storing overflow water of the jetting water tank.
Further, a water suction pump is arranged on a pipeline between the overflow water tank and the circulating water system.
The beneficial effect of adopting the further scheme is that: and pumping the water in the overflow water tank and recycling the water into the circulating water system.
Furthermore, electromagnetic valves are arranged on pipelines at the inlet end and the outlet end of the water injection pump and on pipelines at the inlet end and the outlet end of the water suction pump.
The beneficial effect of adopting the further scheme is that: the water pumping quantity of the water injection pump and the water outlet quantity of the water pump can be conveniently controlled.
Further, a ball valve is arranged on the water replenishing pipeline.
The beneficial effect of adopting the further scheme is that: and controlling the on-off of water supplement.
Drawings
Fig. 1 is a schematic structural view of the present invention;
in the drawings, the components represented by the respective reference numerals are listed below:
1. a gas condensation pipeline; 2. a water injection pipeline; 3. a water jet pump; 4. a nozzle; 5. a water injection tank; 6. an overflow water tank; 7. a water pump cylinder; 8. a circulating water system; 9. a pneumatic valve; 10. a water replenishing pipeline; 11. a ball valve.
Detailed Description
The principles and features of the present invention are described below in conjunction with the following drawings, the examples given are only intended to illustrate the present invention and are not intended to limit the scope of the present invention.
Examples
As shown in fig. 1, the present embodiment provides a drainage system for a waterjet tank, including: the jet water tank is characterized in that a nozzle 4 is arranged vertically above the jet water tank 5, the top of the nozzle 4 is communicated with a condensing pipeline 1 through a pipeline, the bottom of the nozzle 4 extends into the jet water tank 5 through a pipeline, the nozzle 4 is communicated with the jet water tank 5 through a jet water pipeline 2, a jet water pump 3 is arranged on the jet water pipeline 2, a water replenishing pipeline 10 is arranged on the upper portion of the jet water tank 5, and the upper portion of the jet water tank 5 is communicated with the circulating system 8 through a pipeline.
The water in the water injection tank 5 is extracted through the water injection pump 3, the working water with certain pressure from the water injection pump 3 enters the nozzle 4 through the water chamber, the pressure energy of the pressure water is converted into speed energy by the nozzle 4, the water flow is ejected from the nozzle 4 at high speed, so that high vacuum is generated in an air suction chamber, a steam-gas mixture in the condensing pipeline 1 is extracted, air leaked into a condenser of a unit and non-condensed gas are extracted, the vacuum of the unit is maintained, the water discharged from the water injection tank 5 is completely recycled to a circulating water system, the water supplement of the circulating water system is reduced, the labor capacity of personnel is reduced, and the cost is reduced.
Preferably, in this embodiment, a pneumatic valve 9 is disposed on the pipeline between the condensing pipeline 1 and the nozzle 4, and the on-off of the steam is controlled by a valve driven by compressed air.
Preferably, in this embodiment, the jetting tank 5 with be equipped with overflow tank 6 on the pipeline between the circulation system 8, overflow tank 6 can set up liquid level detector, carries out real-time supervision to the water level, plays the water of the production of condensing by jetting tank 5 of keeping in storage, does not cause the waste of water resource.
Preferably, in this embodiment, a water pump 7 is disposed on a pipeline between the overflow water tank 6 and the circulation system 8, and the water in the overflow water tank 6 is pumped regularly and quantitatively.
Preferably, in this embodiment, electromagnetic valves are disposed on pipelines at the inlet end and the outlet end of the water injection pump 3 and on pipelines at the inlet end and the outlet end of the water suction pump 7.
Preferably, in this embodiment, a ball valve 11 is arranged on the water replenishing pipeline 10 to control the on-off of the water replenishing.
This system is in the concrete use of this embodiment, 5 moisturizing to the jet-propelled tank through moisturizing pipeline 10, through the water that starts 3 extraction jet-propelled tanks 5 of jet-propelled pump, the working water that has certain pressure from 3 coming of jet-propelled pump gets into nozzle 4 through the hydroecium, nozzle 4 changes the pressure energy of pressure water into speed energy, rivers jet out from nozzle 4 at a high speed, make the indoor high vacuum that produces of air suction, take out the steam in the condensed steam pipeline 1, the gas-liquid mixture, jet-propelled tank 5 reaches overflow position drainage to overflow box 6 in, then at the circulating water system 8 of retrieving, circulating water system's moisturizing has been reduced afterwards, personnel's the amount of labour reduces, and cost is reduced.
In the description of the present invention, it is to be understood that the terms "center", "length", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "inner", "outer", "circumferential", and the like, indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the system or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.
In the description of the present invention, "a plurality" means at least two, e.g., two, three, etc., unless specifically limited otherwise.
In the present invention, unless otherwise expressly stated or limited, the terms "mounted," "connected," and "fixed" are to be construed broadly and may, for example, be fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; they may be directly connected or indirectly connected through intervening media, or they may be connected internally or in any other suitable relationship, unless expressly stated otherwise. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.
In the description herein, references to the description of the term "one embodiment," "some embodiments," "an example," "a specific example," or "some examples," etc., mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above are not necessarily intended to refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples. Furthermore, various embodiments or examples and features of different embodiments or examples described in this specification can be combined and combined by one skilled in the art without contradiction.
The above description is only for the preferred embodiment of the present invention, and is not intended to limit the present invention, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention should be included within the protection scope of the present invention.
Claims (6)
1. A drainage system for a waterjet tank, comprising:
the jet water tank is characterized by comprising a jet water tank (5), wherein a nozzle (4) is arranged above the jet water tank (5), the top of the nozzle (4) is communicated with a condensing pipeline (1) through a pipeline, the bottom of the nozzle (4) extends into the jet water tank (5) through a pipeline, the nozzle (4) is communicated with the jet water tank (5) through a jet water pipeline (2), a jet water pump (3) is arranged on the jet water pipeline (2), a water replenishing pipeline (10) is arranged on the upper portion of the jet water tank (5), and the upper portion of the jet water tank (5) is communicated with a circulating water system (8) through a pipeline.
2. The drainage system for a waterjet tank according to claim 1, wherein a pneumatic valve (9) is provided on the pipeline between the condensing pipeline (1) and the nozzle (4).
3. A drainage system for a waterjet tank as claimed in claim 1, characterised in that an overflow tank (6) is provided on the pipe between the waterjet tank (5) and the circulating water system (8).
4. A drainage system for a waterjet tank as claimed in claim 3, characterised in that a suction pump (7) is provided on the pipe between the overflow tank (6) and the circulating water system (8).
5. The drainage system for a water jet tank according to claim 4, wherein electromagnetic valves are arranged on the pipelines of the inlet end and the outlet end of the water jet pump (3) and the pipelines of the inlet end and the outlet end of the water suction pump (7).
6. The drainage system for a waterjet tank according to any of the claims 1-5, wherein the refill pipe (10) is provided with a ball valve (11).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021747928.3U CN213574876U (en) | 2020-08-18 | 2020-08-18 | Drainage system for water jetting tank |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021747928.3U CN213574876U (en) | 2020-08-18 | 2020-08-18 | Drainage system for water jetting tank |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213574876U true CN213574876U (en) | 2021-06-29 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021747928.3U Active CN213574876U (en) | 2020-08-18 | 2020-08-18 | Drainage system for water jetting tank |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213574876U (en) |
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2020
- 2020-08-18 CN CN202021747928.3U patent/CN213574876U/en active Active
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