CN214533591U - Automatic change steam-driven feed pump set recirculation regulation door - Google Patents
Automatic change steam-driven feed pump set recirculation regulation door Download PDFInfo
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- CN214533591U CN214533591U CN202120201545.4U CN202120201545U CN214533591U CN 214533591 U CN214533591 U CN 214533591U CN 202120201545 U CN202120201545 U CN 202120201545U CN 214533591 U CN214533591 U CN 214533591U
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Abstract
The utility model discloses an automatic change steam-operated feed pump group recirculation regulating gate, belong to boiler feed pump technical field, its technical scheme main points are including the water tank, through the water pump with the water inside the water tank extract to the oxygen-eliminating device in handle, heat water to the saturation temperature under the corresponding oxygen-eliminating device operating pressure, oxygen and other gas of detaching dissolved in the water, the water pump with the water suction after the deoxidization in the boiler, the boiler heats into high-pressure steam to water, the steam turbine converts the energy of high-pressure steam into mechanical power and gets into the generator box and uses as the prime mover that the electricity generation was used, the steam turbine still has some steam to get into in the upper pipeline, send the high-pressure steam in the upper pipeline into first connecting pipe through the aspiration pump, carry out cyclic utilization once more through the steam turbine, still can have some steam in the upper pipeline to meet the cold liquefaction, the water after the liquefaction gets into the header tank through lower pipeline and stores, and the water pump conveys the stored water into the water tank, so that the water is recycled and the energy is saved.
Description
Technical Field
The utility model relates to a boiler feed pump technical field, in particular to change vapour and move feed pump group recirculation control door.
Background
At present, the flow rate of a boiler feed water pump is 25-150m3/h, and the lift can reach 480-1100 m. The water pump can convey high-temperature clean water below 280 ℃, is suitable for boiler water supply, factory and city water supply, is suitable for conveying clean water with the temperature lower than 110 ℃ or other non-corrosive liquid with physical and chemical properties similar to water, and is widely used for boiler water supply and city life water supply of industrial, mining, enterprise and public institutions.
However, in the existing recirculation regulating valve of the automatic steam-driven water feed pump set, steam in a boiler supplies power to a power generation system through a steam turbine, but all the steam is difficult to be fully utilized, so that waste heat is discharged into the atmosphere through the steam turbine, and resource waste is caused.
SUMMERY OF THE UTILITY MODEL
The utility model provides an automatic change steam-operated feed pump group recirculation regulating gate aims at solving and hardly obtains abundant utilization with all steam, consequently has the waste heat and in the steam turbine emited into the atmosphere, causes the problem of the waste of resource.
The utility model discloses a realize like this, an automatic change steam-operated feed pump group recirculation regulation door, comprising a water tank, the right side of water tank has set gradually oxygen-eliminating device, water-feeding pump and boiler, it has the outlet pipe all to communicate between water tank, oxygen-eliminating device, water-feeding pump and the boiler, the right side of boiler is connected with first connecting pipe, the boiler has the steam turbine through first connecting pipe intercommunication, the left side intercommunication of steam turbine has the power generation box, the right side of steam turbine is provided with the aspiration pump, the lower terminal surface intercommunication of steam turbine has the upper tube, the lower terminal surface intercommunication of upper tube has the lower pipeline, the other end intercommunication of lower pipeline has the header tank, the left side intercommunication of header tank has the water pump, the intercommunication has the circulating pipe between water pump and the water tank.
In order to make steam be difficult to reveal, conduct the utility model discloses an it is preferred to change steam feed pump package recirculation regulating gate, the internally mounted of lower pipeline has two dodge gates, two the equal fixedly connected with of up end of dodge gate seals up.
Store in order to open the rivers that the dodge gate made the storage to the header tank, as the utility model discloses an automatic change that pneumatic feed pump group recirculation adjustment door is preferred, two the pneumatic cylinder is all installed to the below of dodge gate, two the equal fixedly connected with slider in one side of pneumatic cylinder output, the spout has all been seted up to the inside left and right sides of lower pipeline, two the spout is located the below of two dodge gates, two slider and spout sliding connection, two equal fixedly connected with connecting rod between the up end of slider and the lower terminal surface of two dodge gates.
In order to carry the water of storing to the water tank in to cyclic utilization does the utility model discloses an automatic change steam feed pump group recirculation regulating gate preferred, the right side intercommunication of first connecting pipe has the second connecting pipe, the other end of second connecting pipe runs through the aspiration pump and extends to the outside of aspiration pump and with last pipeline intercommunication.
In order to filter the water in the water tank, as the utility model discloses an automatic change that vapour water feed pump package recirculation adjusts the door and is preferred, the internally mounted of water tank has the filter core, the up end intercommunication of water tank has the water inlet, and is a plurality of the valve is all installed to the outer wall of outlet pipe and second connecting pipe and circulating pipe.
In order to control the normal work of pneumatic cylinder and weight sensor, conduct the utility model discloses an automatic change that vapour water feed pump group recirculation adjusts the door and is preferred, the controller is installed to the preceding terminal surface of header tank, pneumatic cylinder, weight sensor all with controller electric connection.
Compared with the prior art, the beneficial effects of the utility model are that:
1. the automatic steam-driven feed pump set recirculation regulating valve is characterized in that water in a water tank is pumped into a deaerator for treatment through a feed pump, the water is heated to a saturation temperature corresponding to the working pressure of the deaerator, the partial pressure of steam on the water surface is almost equal to the full pressure on the liquid surface, the partial pressure of other gases tends to zero, so that oxygen and other gases dissolved in the water are separated out from the water and removed, the water after being deaerated is pumped into a boiler through the feed pump, the boiler heats the water into high-pressure steam, a turbine converts the energy of the high-pressure steam into mechanical power to enter a power generation box to be used as a prime motor for power generation, a part of redundant steam of the turbine also enters an upper pipeline, the high-pressure steam in the upper pipeline is sent into a first connecting pipe through an air pump and is recycled through the turbine again, and a part of the steam in the upper pipeline will be liquefied when the steam is cooled, the liquefied water enters the water collecting tank through the lower pipeline for storage, and after a certain amount of water is stored, the stored water is conveyed to the water tank through the water pump, so that the water is recycled, and energy is saved;
to sum up, the automatic steam-driven water feed pump set recirculation regulating valve realizes the reutilization of residual steam in the steam turbine and has the effect of saving energy.
Drawings
FIG. 1 is an overall view of a recirculation regulating gate of an automatic steam feed pump set according to the present invention;
fig. 2 is a view showing the internal structure of the lower pipe of the present invention.
In the figure, 1, a water tank; 101. a filter element; 102. a water inlet; 2. a deaerator; 201. a water outlet pipe; 3. a feed pump; 4. a boiler; 401. a first connecting pipe; 5. a steam turbine; 501. an upper pipeline; 502. a lower pipeline; 503. a movable door; 504. a weight sensor; 505. a hydraulic cylinder; 506. a chute; 507. a slider; 508. a connecting rod; 6. an air pump; 601. a second connecting pipe; 7. a water collection tank; 701. a controller; 8. a water pump; 801. a circulation pipe; 802. a valve; 9. a power generation box.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more clearly understood, the present invention is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.
In the description of the present invention, it is to be understood that the terms "length", "width", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on those shown in the drawings, and are merely for convenience of description and simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention. In addition, in the description of the present invention, "a plurality" means two or more unless specifically limited otherwise.
Referring to fig. 1-2, the present invention provides a technical solution: the utility model provides an automatic change steam-operated feed pump group recirculation regulation door, including water tank 1, the right side of water tank 1 has set gradually oxygen-eliminating device 2, feed pump 3 and boiler 4, water tank 1, oxygen-eliminating device 2, it has outlet pipe 201 all to communicate between feed pump 3 and the boiler 4, the right side of boiler 4 is connected with first connecting pipe 401, boiler 4 has steam turbine 5 through first connecting pipe 401 intercommunication, the left side intercommunication of steam turbine 5 has generator box 9, the right side of steam turbine 5 is provided with aspiration pump 6, the lower terminal surface intercommunication of steam turbine 5 has upper pipeline 501, the lower terminal surface intercommunication of upper pipeline 501 has lower pipeline 502, the other end intercommunication of lower pipeline 502 has header 7, the left side intercommunication of header 7 has water pump 8, the intercommunication has circulating pipe 801 between water pump 8 and the water tank 1.
In this embodiment: the water in the water tank 1 is pumped into the deaerator 2 through the water feeding pump 3 for treatment, the water is heated to the saturation temperature corresponding to the working pressure of the deaerator 2, the partial pressure of steam on the water surface is almost equal to the full pressure on the liquid surface, the partial pressure of other gases tends to zero, so that oxygen and other gases dissolved in the water are separated out from the water and removed, the water after being deaerated is pumped into the boiler 4 through the water feeding pump 3, the boiler 4 heats the water into high-pressure steam, the energy of the high-pressure steam is converted into mechanical power by the steam turbine 5 and enters the power generation box 9 to be used as a prime motor for power generation, a part of redundant steam of the steam turbine 5 also enters the upper pipeline 501, the high-pressure steam in the upper pipeline 501 is sent into the first connecting pipe 401 through the air extracting pump 6, the steam turbine 5 is recycled again, and a part of the steam in the upper pipeline 501 can be liquefied when being cooled, the water after liquefaction gets into header tank 7 through lower pipeline and stores, stores a certain amount of water after, carries the water of storing to water tank 1 through water pump 8 to cyclic utilization, the energy saving.
As a technical optimization scheme of the utility model, the internally mounted of lower pipeline 502 has two dodge gates 503, and the equal fixedly connected with of up end of two dodge gates 503 is sealed to be filled up.
In this embodiment: the water in the lower pipeline 502 can be blocked through the movable door 503, and the sealing effect can be achieved through the sealing gasket, so that the steam is not easy to leak.
As a technical optimization scheme, pneumatic cylinder 505 is all installed to two dodge gates 503's below, the equal fixedly connected with slider 507 in one side of two pneumatic cylinder 505 outputs, and spout 506 has all been seted up to the inside left and right sides of lower pipeline 502, and two spout 506 are located two dodge gates 503's below, two sliders 507 and spout 506 sliding connection, equal fixedly connected with connecting rod 508 between the up end of two sliders 507 and two dodge gates 503's the lower terminal surface.
In this embodiment: the model of the hydraulic cylinder is DSS0, when the water in the lower pipe 502 is stored to a certain weight, the weight sensor 504 can transmit information to the controller 701, so that the controller 701 controls the hydraulic cylinder 505 to contract, the sliding block 507 is driven to slide downwards in the sliding groove 506, meanwhile, the sliding block 507 can pull the connecting rod 508 to move downwards, and the movable door 503 can be opened, so that the water stored inside flows into the water collecting tank 7 to be stored.
As a technical optimization scheme of the utility model, the right side intercommunication of first connecting pipe 401 has second connecting pipe 601, and the other end of second connecting pipe 601 runs through aspiration pump 6 and extends to aspiration pump 6's outside and communicate with last pipeline 501.
In this embodiment: high-pressure steam in the upper pipeline 501 is sent into the first connecting pipe 401 through the second connecting pipe 601 through the air extracting pump 6, and is recycled through the steam turbine 5 again, so that a part of steam in the upper pipeline 501 can be liquefied when being cooled, and the liquefied water enters the water collecting tank 7 through the lower pipeline 502 to be stored, and after a certain amount of water is stored, the stored water is conveyed to the water tank 1 through the water pump 8, so that the energy is recycled and saved.
As a technical optimization scheme of the utility model, the internally mounted of water tank 1 has filter core 101, and the up end intercommunication of water tank 1 has water inlet 102, and valve 802 is all installed to a plurality of outlet pipes 201 and second connecting pipe 601 and circulating pipe 801's outer wall.
In this embodiment: the water in the water tank 1 can be filtered through the filter element 101, and the water can be conveniently added into the water tank 1 through the water inlet 102, and the flow rate of the water can be controlled through the valve 802.
As a technical optimization scheme of the utility model, controller 701 is installed to the preceding terminal surface of header tank 7, pneumatic cylinder 505, weight sensor 504 all with controller 701 electric connection.
In this embodiment: the hydraulic cylinder 505 and the weight sensor 504 can be controlled to work normally by the controller 701.
The working principle is as follows: the water in the water tank 1 is pumped into the deaerator 2 through the water feeding pump 3 for treatment, the water is heated to the saturation temperature corresponding to the working pressure of the deaerator 2, the partial pressure of steam on the water surface is almost equal to the full pressure on the liquid surface, the partial pressure of other gases tends to zero, so that oxygen and other gases dissolved in the water are separated out from the water and removed, the water after being deaerated is pumped into the boiler 4 through the water feeding pump 3, the boiler 4 heats the water into high-pressure steam, the energy of the high-pressure steam is converted into mechanical power by the steam turbine 5 and enters the power generation box 9 to be used as a prime motor for power generation, a part of redundant steam of the steam turbine 5 also enters the upper pipeline 501, the high-pressure steam in the upper pipeline 501 is sent into the first connecting pipe 401 through the air extracting pump 6, the steam turbine 5 is recycled again, and a part of the steam in the upper pipeline 501 can be liquefied when being cooled, the water after liquefaction gets into header tank 7 through lower pipeline and stores, stores a certain amount of water after, carries the water of storing to water tank 1 through water pump 8 to cyclic utilization, the energy saving.
The above description is only exemplary of the present invention and should not be construed as limiting the present invention, and any modifications, equivalents and improvements made within the spirit and principles of the present invention are intended to be included within the scope of the present invention.
Claims (6)
1. The utility model provides an automatic change steam-operated feed pump group recirculation regulating gate, includes water tank (1), its characterized in that: the right side of the water tank (1) is sequentially provided with a deaerator (2), a water feeding pump (3) and a boiler (4), water outlet pipes (201) are communicated among the water tank (1), the deaerator (2), the water feeding pump (3) and the boiler (4), the right side of the boiler (4) is connected with a first connecting pipe (401), the boiler (4) is communicated with a steam turbine (5) through the first connecting pipe (401), the left side of the steam turbine (5) is communicated with a power generation box (9), the right side of the steam turbine (5) is provided with an air extraction pump (6), the lower end surface of the steam turbine (5) is communicated with an upper pipeline (501), the lower end surface of the upper pipeline (501) is communicated with a lower pipeline (502), the other end of the lower pipeline (502) is communicated with a water collecting tank (7), the left side of the water collecting tank (7) is communicated with a water pump (8), and a circulating pipe (801) is communicated between the water pump (8) and the water tank (1).
2. An automated steam feed pump set recirculation regulating valve as claimed in claim 1, wherein: two movable doors (503) are installed inside the lower pipeline (502), and sealing gaskets are fixedly connected to the upper end faces of the two movable doors (503).
3. An automated steam feed pump set recirculation regulating valve as claimed in claim 2, wherein: pneumatic cylinder (505), two are all installed to the below of dodge gate (503) the equal fixedly connected with slider (507) in one side of pneumatic cylinder (505) output, spout (506) have all been seted up to the inside left and right sides of lower pipeline (502), two spout (506) are located the below of two dodge gates (503), two slider (507) and spout (506) sliding connection, two equal fixedly connected with connecting rod (508) between the up end of slider (507) and the lower terminal surface of two dodge gates (503).
4. An automated steam feed pump set recirculation regulating valve as claimed in claim 1, wherein: the right side of the first connecting pipe (401) is communicated with a second connecting pipe (601), and the other end of the second connecting pipe (601) penetrates through the air suction pump (6), extends to the outside of the air suction pump (6) and is communicated with the upper pipeline (501).
5. An automated steam feed pump set recirculation regulating valve as claimed in claim 1, wherein: the water tank is characterized in that a filter element (101) is installed inside the water tank (1), the upper end face of the water tank (1) is communicated with a water inlet (102), and a plurality of valves (802) are installed on the outer walls of the water outlet pipe (201), the second connecting pipe (601) and the circulating pipe (801).
6. An automated steam feed pump set recirculation regulating valve as claimed in claim 3, wherein: the front end face of the water collecting tank (7) is provided with a controller (701), and the hydraulic cylinder (505) and the weight sensor (504) are electrically connected with the controller (701).
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| Application Number | Priority Date | Filing Date | Title |
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| CN202120201545.4U CN214533591U (en) | 2021-01-25 | 2021-01-25 | Automatic change steam-driven feed pump set recirculation regulation door |
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| CN202120201545.4U CN214533591U (en) | 2021-01-25 | 2021-01-25 | Automatic change steam-driven feed pump set recirculation regulation door |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114272660A (en) * | 2021-12-24 | 2022-04-05 | 连云港市运国环保设备有限公司 | Novel full-automatic water filter |
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2021
- 2021-01-25 CN CN202120201545.4U patent/CN214533591U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114272660A (en) * | 2021-12-24 | 2022-04-05 | 连云港市运国环保设备有限公司 | Novel full-automatic water filter |
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