CN210293584U - Power station water system equipment flange seals and detects analogue means - Google Patents
Power station water system equipment flange seals and detects analogue means Download PDFInfo
- Publication number
- CN210293584U CN210293584U CN201920416614.6U CN201920416614U CN210293584U CN 210293584 U CN210293584 U CN 210293584U CN 201920416614 U CN201920416614 U CN 201920416614U CN 210293584 U CN210293584 U CN 210293584U
- Authority
- CN
- China
- Prior art keywords
- flange
- main pipeline
- water injection
- sealing
- system equipment
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Images
Landscapes
- Examining Or Testing Airtightness (AREA)
Abstract
The utility model belongs to the technical field of flange seal, in particular to a power station water system equipment flange seal and detection simulation device, which comprises a support, a main pipeline, a water injection/drainage valve, a water injection/drainage pipe, an exhaust valve, an exhaust pipe, a pressure gauge and a flange, wherein the main pipeline is arranged at the top of the support, and the two ends of the main pipeline are sealed by the flange; an exhaust pipe communicated with the interior of the main pipeline is arranged at the top of one end of the main pipeline, and an exhaust valve and a pressure gauge are arranged on the exhaust pipe; the bottom of one end of the main pipeline is provided with a water injection/drainage pipe communicated with the interior of the main pipeline, and the water injection/drainage pipe is provided with a water injection/drainage valve; the two main pipelines are fixedly connected through a convex flange in a sealing way; the outer side end of the main pipeline on the right side is fixedly connected with the main pipeline in a sealing way through a tongue-and-groove flange; the outer side end of the left main pipeline is fixedly connected with the left main pipeline in a sealing mode through a concave-convex flange. The utility model discloses a device is through carrying out the sealed operation of flange on analogue means, and the simulation scene actual work content, cooperation are suppressed the pump and are suppressed the device, detect sealed effect.
Description
Technical Field
The utility model belongs to the technical field of the flange is sealed, concretely relates to power station water system equipment flange is sealed and detect analogue means.
Background
In the power station water system equipment maintenance, a large amount of flange sealing work is usually involved, and the flange structural form relates to a convex flange, a concave-convex flange and a tongue-and-groove flange. The flange sealing belongs to a basic but very important process, the sealing effect of the flange sealing is greatly influenced by the skill level of operators, and the attention points of various types of flanges are different in the assembling process.
The pressure of a water system of a power station is usually within 2.5Mpa, the number of flanges is large, and in field actual work, more leakage often occurs. The leakage is usually caused by improper operation due to low skill level of personnel, such as gasket compression, flange seam allowance failure, flange fastening deflection, and substandard parallelism.
Therefore, in order to improve the quality of the flange seal, a certain skill training is required for the operator. The prior skill training is developed through text, picture and case explanation, and personnel can only memorize and understand through the contents of paper explanation, so that the training is not visual enough and the training effect is not good. Meanwhile, the examination mode is limited to dictation or pen test, and a better training examination and exercise platform is lacked. When trained personnel operate on site, the situations of lack of actual operation capability, nonstandard and unskilled technical key point operation and the like often occur, and the flange is easily unqualified in sealing, so that the flange is leaked.
Therefore, the device or equipment needs to be used for personnel to simulate the field flange sealing operation and better develop skill training and examination work.
Disclosure of Invention
An object of the utility model is to provide a power station water system equipment flange seals and detects analogue means, the device is through carrying out the flange seal operation on analogue means, and the simulation scene actual work content, cooperation are suppressed the pump and are suppressed the device, detect sealed effect, in time discover the mistake and not enough that the operation exists.
Realize the utility model discloses the technical scheme of purpose: a power station water system equipment flange sealing and detection simulation device comprises a support, a main pipeline, a water injection/drainage valve, a water injection/drainage pipe, an exhaust valve, an exhaust pipe, a pressure gauge and a flange, wherein the main pipeline is arranged at the top of the support, and two ends of the main pipeline are sealed through the flange; an exhaust pipe communicated with the interior of the main pipeline is arranged at the top of one end of the main pipeline, and an exhaust valve and a pressure gauge are arranged on the exhaust pipe; and a water injection/drainage pipe communicated with the interior of the main pipeline is arranged at the bottom of one end of the main pipeline, and a water injection/drainage valve is arranged on the water injection/drainage pipe.
The two main pipelines are fixedly connected through a flange with a convex surface in a sealing mode.
The outer end of the right main pipeline is fixedly connected with the right main pipeline in a sealing mode through a tongue-and-groove flange.
The outer side end of the left main pipeline is fixedly connected with the left main pipeline in a sealing mode through a concave-convex flange.
One end of the bracket is welded with the left main pipeline.
The other end of the bracket is fixedly connected with the right main pipeline through an anchor ear and an anchor ear fastening nut.
The bottom of the bracket is fixed on the base.
The utility model has the advantages of: the utility model discloses a power station water system equipment flange seals and detects analogue means can provide the sealed operation platform of flange of simulation scene for the personnel, possesses the function that sealed effect detected simultaneously. The simulation device has three main structural form flanges: the flange sealing device comprises a flange with a convex surface, a mortise flange and a concave-convex flange, so that the personnel can comprehensively master the sealing skills of the flanges with different forms, the external pressurizing pump of the pressurizing interface of the simulating device is used for pressurizing, the system pressure is simulated, the flange sealing effect of the personnel is detected, the problem is exposed and corrected in time, the training effect is enhanced, and the flange sealing qualified rate after the field system is overhauled is improved. In addition, based on the simulation device, personnel can carry out off-line verification on the flange sealing method, and the sealing reliability is further improved.
Drawings
Fig. 1 is a front view of a flange sealing and detecting simulation device for a water system equipment of a power station provided by the present invention;
fig. 2 is a side view of the utility model provides a power station water system equipment flange seals and detects analogue means.
In the figure: 1-tongue-and-groove flange, 2-flange bolt, 3-flange nut, 4-convex flange, 5-concave-convex flange, 6-water injection/drainage valve, 7-water injection/drainage pipe, 8-exhaust valve, 9-exhaust pipe, 10-pressure gauge, 11-main pipeline, 12-support, 13-hoop fastening nut, 14-hoop and 15-base.
Detailed Description
The following describes the flange sealing and detection simulation device for the water system equipment of the power station in detail with reference to the accompanying drawings and embodiments.
As shown in fig. 1 and 2, the utility model provides a power station water system equipment flange seals and detects analogue means, this analogue means includes pipeline, valve, manometer, support and three types of flanges, and its part includes: the structure comprises a mortise flange 1, a flange bolt 2, a flange nut 3, a convex flange 4, a concave-convex flange 5, a water injection/drainage valve 6, a water injection/drainage pipe 7, an exhaust valve 8, an exhaust pipe 9, a pressure gauge 10, a main pipeline 11, a support 12, a hoop fastening nut 13, a hoop 14 and a base 15.
The base 15 is arranged on the ground, and the support 12 is connected with the base 15 in a welding way. The main pipelines 11 are two, and the two main pipelines 11 are fixedly connected through the convex flange 4, the flange bolt 2, the flange nut 3 and the gasket in a sealing mode. Two trunk lines 11 are located on support 12, and 12 one end of support is welded with left side trunk line 11, and 12 other ends of support pass through staple bolt 14, staple bolt fastening nut 13 fixed connection with right side trunk line 11. The outer side end of the right main pipeline 11 is fixedly connected with the tongue-and-groove flange 1, the flange bolt 2, the flange nut 3 and the gasket in a sealing mode. The outer side end of the left main pipeline 11 is fixedly connected with the concave-convex flange 5, the flange bolt 2, the flange nut 3 and the gasket in a sealing mode. The outer side end of the left main pipeline 11 is provided with a water injection/drainage valve 6, a water injection/drainage pipe 7, an exhaust valve 8, an exhaust pipe 9 and a pressure gauge 10. The water injection/drainage pipe 7 is welded at the bottom of the left main pipe 11 and is communicated with the inside of the left main pipe 11, and the water injection/drainage pipe 7 is provided with a water injection/drainage valve 6; the blast pipe 9 welds in the corresponding top position of left side trunk line 11 and notes/drain pipe 7, and blast pipe 9 and the inside intercommunication of left side trunk line 11 are equipped with discharge valve 8 on the blast pipe 9, and the position on the blast pipe 9 between discharge valve 8 and the left side trunk line 11 is equipped with manometer 10.
The installation process of tongue-and-groove flange 1, flange bolt 2, flange nut 3, protruding face flange 4, unsmooth flange 5 is as follows: measuring the sizes of the sealing surfaces of the concave-convex flange 5, the tongue-and-groove flange 1 and the convex flange 4, and manufacturing corresponding sealing gaskets; and (3) assembling the flanges, mounting gaskets, flange bolts (2) and flange nuts (3) and fastening the flanges, wherein each pair of flanges is provided with 8 bolts, when the flanges with convex surfaces (4) are assembled, the hoop fastening nuts (13) need to be loosened, and after the flanges are fastened, the hoop fastening nuts (13) are fastened.
As shown in fig. 1 and fig. 2, the utility model provides a power station water system equipment flange seals and detects analogue means's theory of operation as follows:
opening the exhaust valve 8 and the water injection/drainage valve 6; water is injected into the device through the water injection/drainage pipe 7 by using a pressurizing pump, the air in the main pipe 11 is discharged, and the exhaust valve 8 is closed when continuous water flows out of the exhaust pipe 9. And (3) observing the reading of the pressure gauge 10, closing the water injection/drainage valve 6 and stopping pressurizing after the reading of the pressure gauge 10 reaches 2.5Mpa, and observing whether the reading of the pressure gauge is reduced or whether leakage exists at the flange sealing part. And opening the water injection/drainage valve 6 to drain water, observing the pressure gauge 10, and opening the exhaust pipe 9 after the pressure of the pressure gauge 10 returns to zero to empty the water in the main pipeline 11.
The bracket 12 and the base 15 are made of angle steel to reduce the overall weight of the device. The pipelines and the flanges are made of carbon steel. The fastening bolt and the fastening nut 13 are made of carbon steel. The valve adopts a manual stop valve.
The present invention provides a flange sealing and detection simulation device for a power station water system equipment, which is described in detail with reference to the accompanying drawings and embodiments, but the present invention is not limited to the above embodiments, and various changes can be made without departing from the spirit of the present invention within the knowledge scope of those skilled in the art. The present invention can adopt the prior art for the content which is not described in detail in the present invention.
Claims (5)
1. The utility model provides a power station water system equipment flange seals and detects analogue means which characterized in that: the simulation device comprises a support (12), a main pipeline (11), a water injection/drainage valve (6), a water injection/drainage pipe (7), an exhaust valve (8), an exhaust pipe (9), a pressure gauge (10) and a flange, wherein the main pipeline (11) is arranged at the top of the support (12), and two ends of the main pipeline (11) are sealed through the flange; an exhaust pipe (9) communicated with the interior of the main pipeline (11) is arranged at the top of one end of the main pipeline, and an exhaust valve (8) and a pressure gauge (10) are arranged on the exhaust pipe (9); the bottom of one end of the main pipeline (11) is provided with a water injection/drainage pipe (7) communicated with the interior of the main pipeline, and the water injection/drainage pipe (7) is provided with a water injection/drainage valve (6).
2. The utility water system equipment flange sealing and detection simulation device of claim 1, wherein: the two main pipelines (11) are fixedly connected in a sealing way through the convex flange (4); the outer side end of the main pipeline (11) on the right side is fixedly connected in a sealing way through a tongue-and-groove flange (1); the outer side end of the main pipeline (11) on the left side is fixedly connected with the main pipeline in a sealing mode through a concave-convex flange (5).
3. The utility water system equipment flange sealing and detection simulation device of claim 2, characterized in that: one end of the bracket (12) is welded with the left main pipeline (11).
4. The utility water system equipment flange sealing and detection simulation device of claim 3, wherein: the other end of the bracket (12) is fixedly connected with the right main pipeline (11) through an anchor ear (14).
5. The utility water system equipment flange sealing and detection simulation device of claim 4, wherein: the bottom of the bracket (12) is fixed on the base (15).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920416614.6U CN210293584U (en) | 2019-03-28 | 2019-03-28 | Power station water system equipment flange seals and detects analogue means |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920416614.6U CN210293584U (en) | 2019-03-28 | 2019-03-28 | Power station water system equipment flange seals and detects analogue means |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210293584U true CN210293584U (en) | 2020-04-10 |
Family
ID=70059473
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920416614.6U Active CN210293584U (en) | 2019-03-28 | 2019-03-28 | Power station water system equipment flange seals and detects analogue means |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210293584U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109916574A (en) * | 2019-03-28 | 2019-06-21 | 江苏核电有限公司 | A kind of sealing of power station water system vessel flange and test simulator |
-
2019
- 2019-03-28 CN CN201920416614.6U patent/CN210293584U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109916574A (en) * | 2019-03-28 | 2019-06-21 | 江苏核电有限公司 | A kind of sealing of power station water system vessel flange and test simulator |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN108180400B (en) | A kind of underwater gas phase pipe leakage and diffusion experiment device | |
| KR102142812B1 (en) | Hose Leakage Inspection System and Inspection Method | |
| CN202885874U (en) | Coal gas flow measuring device with functions of blowing and discharging pollution | |
| CN204630899U (en) | A kind of tank floor inspection analogue means and simulation storage tank | |
| CN210293584U (en) | Power station water system equipment flange seals and detects analogue means | |
| CN105929049A (en) | Universal portable calibration apparatus for on-line monitor used for gas dissolved in oil | |
| CN104833628A (en) | Storage tank base plate detection analog device and analog storage tank | |
| RU91431U1 (en) | HYDRAULIC STAND FOR TESTING DEEP-WATER HOUSING CASES | |
| CN203433733U (en) | Simulation apparatus for chemical disaster accident | |
| CN115076614A (en) | Leak protection detection device is used in pipeline under pressure inspection | |
| CN204345161U (en) | The resistance to negative pressure test of a kind of pipe lining layer and recording device | |
| CN204008030U (en) | A kind of pipe adapter leak detection apparatus | |
| CN203929520U (en) | A kind of heat exchanger tube pass pressure testing device | |
| CN201974277U (en) | Air-tight testing device | |
| CN203979895U (en) | A kind of testing apparatus of pipe pressurized plugging effect | |
| CN207147895U (en) | A kind of maritime short tube of plain type ship topside | |
| CN110901872A (en) | Methanol fuel double-wall pipe inerting system | |
| CN201032036Y (en) | Pipe fitting dedicated for pipeline non-stop transport construction | |
| CN202110046U (en) | Leakage testing system for liquid container of automobile shock absorber | |
| CN102967544B (en) | Device for gas test and application thereof | |
| CN208171542U (en) | A kind of movable oil pipe leak detector | |
| CN109916574A (en) | A kind of sealing of power station water system vessel flange and test simulator | |
| CN203011804U (en) | Gas test device | |
| CN202393653U (en) | Water pressure experiment machine of PVC welding joint lined in PVC reinforced concrete drain pipe | |
| CN104180959B (en) | A kind of fuel tanker pressure tester |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |