CN215446051U - Sealed water recovery device for atmospheric safety valve of surface cooler - Google Patents
Sealed water recovery device for atmospheric safety valve of surface cooler Download PDFInfo
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- CN215446051U CN215446051U CN202121724482.7U CN202121724482U CN215446051U CN 215446051 U CN215446051 U CN 215446051U CN 202121724482 U CN202121724482 U CN 202121724482U CN 215446051 U CN215446051 U CN 215446051U
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Abstract
The utility model discloses a sealed water recovery device for an atmospheric safety valve of a surface cooler, which relates to the technical field of atmospheric safety valves and comprises a surface cooler hot well, an atmospheric safety valve and a water recovery assembly, wherein the atmospheric safety valve is provided with a sealed water inlet valve and a sealed water outlet valve which are communicated with a sealing surface inside the atmospheric safety valve; the utility model recovers the clean sealing water under the condition of not increasing the daily operation cost, reduces the sewage treatment cost and load, and has the advantages of safety, reliability and simple operation.
Description
Technical Field
The utility model relates to the technical field of atmospheric safety valves, in particular to the technical field of a sealing water recovery device of an atmospheric safety valve for a surface cooler.
Background
The atmospheric safety valve is key equipment in the industrial field, is generally used in a negative pressure surface cooler, sets the take-off pressure to be generally 3-8 KpaG, and is easy to leak due to the characteristics of the atmospheric safety valve, so that the surface cooler is reduced in vacuum, and long-flowing water is required to be used for sealing. The complete set of surface cooler safety valve system also comprises a safety valve inlet, a surface cooler water storage hot well, an outlet pipeline, an atmospheric safety valve and a sealing water inlet and outlet, wherein the atmospheric safety valve is matched and attached with a valve core, a mechanical seal, a spring, a water seal overflow weir, an accident hand valve, a water inlet and outlet and the like.
Traditional surface cooler hot-well exit linkage to atmosphere relief valve, the sealed face of atmosphere relief valve seals with clean running water, and the sealing water intaking comes from the condensate pump, through the sealed inlet valve of pipe connection, gets into sealed outlet valve behind the sealed face of atmosphere relief valve, and the sealing water intaking is by sealed inlet valve and sealed outlet valve control, and the sealed water of sealed outlet valve directly arranges to the trench during normal, observes displacement through trench department outlet. The conventional method directly discharges the unused long running water to a sewage treatment system without recovery treatment, which causes waste of clean water and increases the sewage treatment cost.
The existing part of factories are specially provided with water tanks and water pumps for recovering the sealing water, so that the investment cost and the operation cost are increased; at present, part of factories specially increase a high-level water tank for recovering sealing water and use water seal to recover, but the mode leads to the increase of the investment cost of the water tank, and meanwhile, the high-level water tank possibly has the condition of internal leakage and has potential safety hazards.
SUMMERY OF THE UTILITY MODEL
The utility model aims to: in order to solve the technical problem, the utility model provides a sealing water recovery device for an atmospheric safety valve of a surface cooler.
The utility model specifically adopts the following technical scheme for realizing the purpose:
the utility model provides a sealed water recovery unit for atmospheric safety valve of surface cooler, includes surface cooler hot-well, with atmospheric safety valve, the water recovery subassembly of surface cooler hot-well intercommunication, be provided with on the atmospheric safety valve with sealed water intaking valve and the sealed outlet valve of the inside seal face intercommunication of atmospheric safety valve, sealed inlet valve passes through the outside self-condensation liquid pump of pipe connection, the water recovery subassembly includes the recovery pipeline, and recovery pipeline one end is connected with sealed outlet valve, and the other end drenches the pipeline intercommunication with leading of surface cooler hot-well intercommunication, has set gradually sight glass, steam trap front valve, steam trap and steam trap back valve on the recovery pipeline, the sight glass is close to sealed outlet valve one side, is provided with the discharge tube who is used for directly getting rid of sealed water on the recovery pipeline between sight glass and the steam trap front valve, is provided with discharge valve on the discharge tube.
Furthermore, a bypass pipeline is connected in parallel to one side of the recovery pipeline, a bypass valve is arranged on the bypass pipeline, one end of the bypass pipeline is arranged on the recovery pipeline at the rear side of the steam trap rear valve, and one end of the bypass pipeline is arranged on the recovery pipeline between the steam trap front valve and the discharge pipeline.
Further, the steam trap is a floating ball steam trap.
Further, an outlet of the surface cooler hot well is connected with an air inlet of an atmospheric safety valve, and an air outlet of the atmospheric safety valve is connected with external equipment through a pipeline.
Furthermore, the lead-sprinkling pipeline is an atmospheric safety valve negative-pressure side lead-sprinkling pipeline or an atmospheric safety valve front pipeline lead-sprinkling pipeline.
The utility model has the following beneficial effects:
1. according to the utility model, the water recovery assembly is added, and after the water recovery assembly is used, the sealing water of the atmosphere sealing valve enters the negative pressure side guide shower (or the atmospheric safety valve front pipeline guide shower) of the atmosphere safety valve after passing through the sealing water inlet valve, the sealing water outlet valve, the sight glass, the steam trap front valve, the steam trap and the steam trap rear valve, and is then recovered to the surface cooler hot well through gravity, so that the purpose of no discharge is achieved, the clean sealing water is recovered under the condition of not increasing the daily operation cost, the sewage treatment cost and load are reduced, the sight glass is added, the water quantity is convenient to monitor, and the water recovery assembly is safe and reliable, and is simple to operate and strong in popularization.
2. If the steam trap is in failure, the front valve and the rear valve of the steam trap can be closed, the discharge valve is opened, the steam is discharged to the trench according to the original flow, the discharge valve is closed after the steam trap is maintained, and the front valve and the rear valve of the steam trap are opened to recover sealing water; the front valve and the rear valve of the steam trap can be closed, the bypass is opened, the sealing water is recovered through the bypass pipeline, the water flow is noticed, and the water quantity of the sealing surface is less than the water sealing effect when the negative pressure is avoided.
Drawings
FIG. 1 is a schematic diagram of a practical configuration of the present invention;
reference numerals: 1-surface cooler hot well, 2-atmospheric safety valve, 3-sealed water inlet valve, 4-sealed water outlet valve, 5-viewing mirror, 6-discharge valve, 7-front trap valve, 8-trap, 9-back trap valve and 10-bypass valve.
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are some, but not all, embodiments of the present invention. The components of embodiments of the present invention generally described and illustrated in the figures herein may be arranged and designed in a wide variety of different configurations.
Thus, the following detailed description of the embodiments of the present invention, 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. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
It should be noted that: like reference numbers and letters refer to like items in the following figures, and thus, once an item is defined in one figure, it need not be further defined and explained in subsequent figures. Furthermore, the terms "first," "second," and the like are used merely to distinguish one description from another, and are not to be construed as indicating or implying relative importance.
In the description of the embodiments of the present invention, it should be noted that the terms "inside", "outside", "upper", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings or orientations or positional relationships conventionally arranged when the products of the present invention are used, and are only used for convenience in describing the present invention and simplifying the description, but do not indicate or imply that the devices or elements indicated must have specific orientations, be constructed in specific orientations, and operated, and thus, should not be construed as limiting the present invention.
Example 1
As shown in fig. 1, the embodiment provides a sealed water recycling device for an atmospheric safety valve of a surface cooler, which includes a surface cooler hot well 1, an atmospheric safety valve 2 communicated with the surface cooler hot well 1, and a water recycling assembly, wherein the atmospheric safety valve 2 is provided with a sealed water inlet valve 3 and a sealed water outlet valve 4 communicated with an inner sealing surface of the atmospheric safety valve 2, the sealed water inlet valve 3 is connected with an external self-condensate pump through a pipeline, the water recycling assembly includes a recycling pipeline, one end of the recycling pipeline is connected with the sealed water outlet valve 4, the other end of the recycling pipeline is communicated with a spray guiding pipeline communicated with the surface cooler hot well 1, the recycling pipeline is sequentially provided with a sight glass 5, a steam trap front valve 7, a steam trap 8 and a steam trap rear valve 9, the sight glass 5 is close to one side of the sealed water outlet valve 4, a discharging pipeline for directly discharging sealed water is arranged on the recycling pipeline between the sight glass 5 and the steam trap front valve 7, the discharge pipe is provided with a discharge valve 6.
The steam trap 8 is a floating ball type steam trap.
The outlet of the surface cooler hot well 1 is connected with the air inlet of the atmospheric safety valve 2, and the air outlet of the atmospheric safety valve 2 is connected with external equipment through a pipeline.
The lead-drench pipeline is a negative pressure side lead-drench pipeline of the atmospheric safety valve 2 or a front pipeline of the atmospheric safety valve 2.
The outlet of the original water storage hot well of the surface cooler is connected to an atmospheric safety valve 2, the sealing surface of the atmospheric safety valve 2 is sealed by clean long flowing water, sealing water enters from a condensate pump, and enters into a sealing water outlet valve through a pipeline connection sealing water inlet valve and the sealing surface of the atmospheric safety valve.
In this embodiment, a water recovery assembly is added, and after the water recovery assembly is put into use, the sealing water of the atmospheric sealing valve 2 enters the negative pressure side of the atmospheric safety valve 2 for guiding and sprinkling (or the front pipeline of the atmospheric safety valve 2 for guiding and sprinkling) through the sealing water inlet valve 3, the sealing water outlet valve 4, the viewing mirror 5, the front steam trap valve 7, the steam trap 8 and the rear steam trap valve 9, and then is recovered to the surface cooler hot well 1 through gravity, so that the purpose of no emission is achieved.
The sight glass 5 is used for observing the flowing water condition, avoiding the water flow out of control caused by the fact that the water flow cannot be seen, and adjusting the sealing water quantity through the sealing water inlet valve 3; the steam trap 8 is used for hydrophobic air blocking, and atmospheric air is prevented from entering the surface cooler hot well 1 through a water seal.
When the water drainage device is put into use for the first time, the drain valve 6 and the bypass valve 10 need to be gradually closed, the front valve 7 and the rear valve 9 of the water drainage device are gradually opened, the water quantity is adjusted according to the sight glass 5 after the water drainage device is put into use, and the sealing water inlet valve 3 is used during the adjustment. Only the sealed water inlet valve 3 is adjusted after the device is put into use, and the other devices do not need to be adjusted.
The normal valve state should be that the sealed water inlet valve 3 is used to control the sealed water flow, the sealed water outlet valve 4, the front valve 7 of the steam trap and the rear valve 9 of the steam trap are fully opened, and the discharge valve 6 and the bypass valve 10 are closed.
Example 2
The embodiment is further optimized on the basis of embodiment 1, and specifically comprises the following steps:
and a bypass pipeline is also connected in parallel to one side of the recovery pipeline, a bypass valve 10 is arranged on the bypass pipeline, one end of the bypass pipeline is arranged on the recovery pipeline at the rear side of the steam trap rear valve 9, and one end of the bypass pipeline is arranged on the recovery pipeline between the steam trap front valve 7 and the discharge pipeline.
In the embodiment, if the steam trap 8 fails, the front valve 7 and the rear valve 9 of the steam trap can be closed, the discharge valve 6 is opened, the sewage is discharged to a trench according to the original flow, the discharge valve 6 is closed after the steam trap 8 is maintained, and the front valve 7 and the rear valve 9 of the steam trap are opened to recover sealing water; the front valve 7 and the rear valve 9 of the steam trap can be closed, the bypass 10 is opened, and the sealing water is recovered through a bypass pipeline, but the water flow is needed to be noticed, so that the water quantity of the sealing surface is less than the water sealing effect when the negative pressure is pumped.
Claims (5)
1. The utility model provides a sealed water recovery unit for atmospheric safety valve of surface cooler, including surface cooler hot-well (1), atmospheric safety valve (2) with surface cooler hot-well (1) intercommunication, water recovery subassembly, be provided with on atmospheric safety valve (2) with sealed inlet valve (3) and sealed outlet valve (4) of atmospheric safety valve (2) inside seal face intercommunication, sealed inlet valve (3) are through the outside self-condensation liquid pump of pipe connection, a serial communication port, water recovery subassembly includes the recovery pipeline, and recovery pipeline one end is connected with sealed outlet valve (4), and the other end drenches the pipeline intercommunication with leading of surface cooler hot-well (1) intercommunication, has set gradually sight glass (5), steam trap front valve (7), steam trap (8) and steam trap back valve (9) on the recovery pipeline, sight glass (5) are close to sealed outlet valve (4) one side, are provided with on the recovery pipeline between sight glass (5) and the steam trap front valve (7) and are used for directly getting rid of sealed sealing The water discharge pipeline is provided with a discharge valve (6).
2. The apparatus for recovering sealing water of an atmospheric safety valve of a surface cooler as set forth in claim 1, wherein a bypass pipe is connected in parallel to one side of said recovery pipe, a bypass valve (10) is provided on said bypass pipe, one end of said bypass pipe is provided on said recovery pipe at the rear side of said trap rear valve (9), and one end of said bypass pipe is provided on said recovery pipe between said trap front valve (7) and said discharge pipe.
3. The seal water recovery apparatus for an atmospheric safety valve of a surface cooler according to claim 1, wherein the steam trap (8) is a floating ball type steam trap.
4. The sealed water recovery device for the atmospheric safety valve of the surface cooler is characterized in that the outlet of the surface cooler hot well (1) is connected with the air inlet of the atmospheric safety valve (2), and the air outlet of the atmospheric safety valve (2) is connected with external equipment through a pipeline.
5. The apparatus for recovering sealing water of an atmospheric safety valve of a surface cooler as set forth in claim 1, wherein the drain conduit is a negative pressure side drain conduit of the atmospheric safety valve (2) or a front conduit of the atmospheric safety valve (2).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121724482.7U CN215446051U (en) | 2021-07-27 | 2021-07-27 | Sealed water recovery device for atmospheric safety valve of surface cooler |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121724482.7U CN215446051U (en) | 2021-07-27 | 2021-07-27 | Sealed water recovery device for atmospheric safety valve of surface cooler |
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| CN215446051U true CN215446051U (en) | 2022-01-07 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202121724482.7U Active CN215446051U (en) | 2021-07-27 | 2021-07-27 | Sealed water recovery device for atmospheric safety valve of surface cooler |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114870423A (en) * | 2022-03-31 | 2022-08-09 | 恒力石化（大连）有限公司 | Condensate recovery system of compressor unit |
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2021
- 2021-07-27 CN CN202121724482.7U patent/CN215446051U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114870423A (en) * | 2022-03-31 | 2022-08-09 | 恒力石化（大连）有限公司 | Condensate recovery system of compressor unit |
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