CN207893242U - A kind of interior leakage on-Line Monitor Device for valve - Google Patents
A kind of interior leakage on-Line Monitor Device for valve Download PDFInfo
- Publication number
- CN207893242U CN207893242U CN201721816825.6U CN201721816825U CN207893242U CN 207893242 U CN207893242 U CN 207893242U CN 201721816825 U CN201721816825 U CN 201721816825U CN 207893242 U CN207893242 U CN 207893242U
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- Prior art keywords
- valve
- ontology
- monitor device
- shaft
- line monitor
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- 238000001514 detection method Methods 0.000 claims abstract description 30
- 230000005674 electromagnetic induction Effects 0.000 claims description 12
- 238000007789 sealing Methods 0.000 claims description 12
- 230000006698 induction Effects 0.000 claims description 10
- 238000009434 installation Methods 0.000 claims description 3
- 238000007689 inspection Methods 0.000 claims 1
- 238000012806 monitoring device Methods 0.000 claims 1
- 238000009738 saturating Methods 0.000 claims 1
- 238000012544 monitoring process Methods 0.000 abstract description 8
- 238000010586 diagram Methods 0.000 description 2
- 239000012530 fluid Substances 0.000 description 2
- 230000006870 function Effects 0.000 description 2
- 239000007788 liquid Substances 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- TVEXGJYMHHTVKP-UHFFFAOYSA-N 6-oxabicyclo[3.2.1]oct-3-en-7-one Chemical compound C1C2C(=O)OC1C=CC2 TVEXGJYMHHTVKP-UHFFFAOYSA-N 0.000 description 1
- 206010061619 Deformity Diseases 0.000 description 1
- 238000005299 abrasion Methods 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000001815 facial effect Effects 0.000 description 1
- 230000007246 mechanism Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000008447 perception Effects 0.000 description 1
- 238000010248 power generation Methods 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- 230000008439 repair process Effects 0.000 description 1
- 238000012360 testing method Methods 0.000 description 1
Landscapes
- Indication Of The Valve Opening Or Closing Status (AREA)
Abstract
The utility model provides a kind of interior leakage on-Line Monitor Device for valve, the valve includes valve body, it is arranged in valve inner and realizes the spool of valve opening and closing function and the intake channel and exit passageway in valve body both sides is set, the interior leakage on-Line Monitor Device includes the detection part being arranged in exit passageway and outside the valve body and the indicate indicator that is connect with detection part, when spool and valve body leak, the flow media occurred in exit passageway can drive detection part to rotate, the indicate indicator is linked with detection part to prompt user's valve that interior leakage occurs, then leakage quantity size in can also substantially being judged according to the velocity of rotation of indicate indicator, the utility model is simple in structure, monitoring is accurately and timely, it ensure that the normal work of valve.
Description
Technical field
The utility model is related to valve field more particularly to a kind of interior leakage on-Line Monitor Devices for valve.
Background technology
The therrmodynamic system in power plant is the organic whole being formed by connecting by heat power equipment, various attachmentes and pipeline, and valve is not
Only it is inalienable part in production system, and occupies an important position, all kinds of valves is only arranged in piping, make Jie
The movement of matter is controlled, and could meet the needs of production procedure, ensures the safe and reliable of system.
But valves leakage is a very universal phenomenon in thermal power plant, there is pipe in the main reason for valves leakage
Inside road it is unclean cause valve sealing face pull be injured, misoperation or the improper valve close moment deficiency sealing surface of setting it is close
Seal pressure is not enough, bad generations of steam blow loss, high temperature valve material seal facial disfigurement and cause to be not closed completely.The interior leakage one of valve
Aspect causes the reduction of economy, the loss of working medium, and on the other hand the interior serious valve of leakage can be for a long time to the rear side pipeline of valve
It is washed away, elbow trommel can be made, in turn result in security risk or accident.
In consideration of it, it is necessary to design a kind of to solve the above problems for the interior leakage on-Line Monitor Device of valve.
Utility model content
The technical problems to be solved in the utility model is：A kind of interior leakage on-line monitoring being conveniently and quickly used for valve is provided
Device.
Following technical solution that in order to achieve the above object, the utility model provides：A kind of interior leakage for valve is supervised online
Device is surveyed, the valve includes valve body, the spool in valve inner and realization valve opening and closing function is arranged and is arranged in valve body
The intake channel and exit passageway of both sides, it is described it is interior leakage on-Line Monitor Device include be arranged exit passageway in detection part and
The indicate indicator connecting outside valve body and with detection part, when spool and valve body leak, exit passageway is interior to be occurred
Flow media detection part can be driven to rotate, the indicate indicator and detection part link to prompt in user's valve occurs
Leakage.
Further, the detection part is mounted on the center line position below of exit passageway.
Further, the interior leakage on-Line Monitor Device includes ontology, the sealing peace that sealing is inserted into above exit passageway
The shaft on the body and being freely rotated is filled, lens on the body are installed and installs on the body and fix the lid of lens
The both ends of cap, the shaft pass through ontology, one end and the detection part cooperation of the shaft to be located in exit passageway, the shaft
The other end and indicate indicator coordinate between ontology and lens.
Further, the ontology and outlet
Further, described shaft one end is equipped with the limiting section being mounted on above ontology, and the limiting section is located at instruction unit
Between part and ontology；The shaft other end is equipped with fixing nut, the fixing nut between ontology and detection part,
The fixing nut palette is in the lower section of ontology；Clearance fit between the shaft and ontology.
Further, the detection part uses impeller；The indicate indicator uses pointer.
Further, the interior leakage on-Line Monitor Device further includes being mounted on the electricity connecting on the outside of valve body and with indicate indicator
The magnetic line of force of magnetic induction component, indicate indicator rotation cutting electromagnetic induction part sends out electric signal, remote indication user's valve
Leakage in occurring.
Further, the shaft and one end of indicate indicator cooperation are convexly equipped with induction rod, and the induction rod sequentially passes through
It lens and block and is inserted into inside electromagnetic induction part, the induction rod rotation can cut the magnetic force of electromagnetic induction part generation
Line.
Further, described shaft one end is arranged with the bushing between indicate indicator and ontology；The shaft is another
End cap is equipped with the fixing nut of bearing holder (housing, cover) and fixing axle bearing sleeve, and the bearing holder (housing, cover) and fixing nut are located at ontology and detection part
Between；Several sealing rings are equipped between the shaft and ontology.
Further, the valve inner is equipped with the valve port coordinated with spool, the intake channel and exit passageway difference
Positioned at the following above and of valve port, the detection part is close to valve port.
Compared with prior art, the utility model has at least the following advantages：
1. the utility model generates air-flow or liquid flow principle when utilizing valves leakage media flow, pushed away using fluid dynamic
Dynamic detection part rotation, and then indicate indicator rotation is driven, to judge the whether interior leakage of valve, according to the rotation of indicate indicator speed
Degree substantially judges interior leakage quantity size；
2. on-line real time monitoring not only may be implemented in the utility model, also by increasing electromagnetic induction part, realize online
Long-range monitoring, uses manpower and material resources sparingly, and improves working efficiency, also improves the promptness of interior leakage monitoring.
Description of the drawings
Fig. 1 is the structural schematic diagram of the interior leakage on-Line Monitor Device of the utility model embodiment one in a state of use.
Fig. 2 is the partial enlarged view of part A in interior leakage on-Line Monitor Device shown in FIG. 1.
Fig. 3 is the structural schematic diagram of the interior leakage on-Line Monitor Device of the utility model embodiment two in a state of use.
Fig. 4 is the partial enlarged view of part B in interior leakage on-Line Monitor Device shown in Fig. 3.
Specific implementation mode
The structure and utility model content of the interior leakage on-Line Monitor Device of the utility model are described with reference to Fig. 1 to 4.
Embodiment one：
As illustrated in fig. 1 and 2, the interior leakage on-Line Monitor Device of the utility model protection is applied to the valve of thermal power generation system
On, the valve includes valve body 1, be arranged 1 both sides of valve body intake channel 2 and exit passageway 3, be arranged inside valve body 1
It is connected to the valve port 4 of intake channel 2 and exit passageway 3, seals spool 5 and the driving of cooperation on valve body 1 and with valve port 4
The driving mechanism of valve opening and closing function is realized in the work of spool 5.The intake channel 2 and exit passageway 4 are located under valve port 4
Side and top.Medium in system enters from intake channel 2, is then discharged from exit passageway 3；Spool 5 according to actual condition, with
Unlatching/closing is realized in the cooperation of valve port 4.But since abrasion is used for a long time or is arranged improper, it may result in spool 5 and valve port 5
Sealing performance decline, occur in leakage.
The interior leakage on-Line Monitor Device of the utility model includes that sealing is inserted into the ontology 6 of 3 top of exit passageway, sealing peace
On ontology 6 and be freely rotated shaft 7, the detection part 8 mounted on 7 one end of shaft and in the exit passageway 3, installation
In 7 other end of shaft and indicate indicator 9 outside the valve body 1, on ontology 6 and positioned at 9 surface of indicate indicator
Lens 10 and on ontology 6 and the block 11 of fixed lens 10.The ontology 6 includes receiving portion 12, from receiving portion 12
The fixed part 13 extended to form and the shoulder formed by receiving portion 12 and fixed part 13.The shoulder is outer with exit passageway 3
The gasket 14 of annular is provided between side.The fixed part 13 is inserted by screw thread on exit passageway 3, in this way dismounting side
Just, easy to repair.
One end of the shaft 7 is located in receiving portion 12, and the end is also convexly equipped with the limit for being held in 13 top of fixed part
Portion 15, the limiting section 15 are used for limiting the position of shaft 7 between indicate indicator 9 and fixed part 13.The shaft it is another
One end is located at across fixed part 13 in exit passageway 3, and the end is equipped with fixing nut 16, and the fixing nut 16, which is located at, fixes
Between portion 13 and detection part 8,16 palette of the fixing nut is in the lower section of fixed part 13 and is equipped with sealing between the two
Circle 17.The position of the limiting section 15 and fixing nut 16 cooperation limitation and fixed rotating shaft 7.The shaft 7 and fixed part 13 it
Between clearance fit.
The detection part 8 is mounted on the center line position below of exit passageway 3 and close using impeller
Valve port 4.Since exit passageway 3 is disposed relative to the top of valve port 4, so the installation position of detection part 8 is even more important.Cause
This is when interior leakage occurs for valve internal, it is ensured that and then the flowing of 8 timely perception medium of detection part sends out feedback in time,
Impeller rotates, and passes to indicate indicator 9 by shaft 7, indicate indicator 9 prompts user's timely processing after rotating.Test section
The position of part 8 is set, and is effectively controlled the medium discharge capacity of valves leakage, is reduced the damage that the medium of interior leakage brings valve
And the influence to system work, improve the promptness of on-line real time monitoring.
The indicate indicator 9 uses pointer, is contained in receiving portion 12, is covered, be ensure that by lens 10 and block 11
The working environment of indicate indicator 9 is clean.
The utility model generates air-flow or liquid flow principle when utilizing interior leakage media flow, is pushed and is detected using fluid dynamic
Component 8 rotates, and then indicate indicator 9 is driven to rotate, to judge the whether interior leakage of valve, according to the velocity of rotation of indicate indicator 9
Leakage quantity size in substantially judging.
Embodiment two：
The present embodiment is identical as the basic structure of embodiment one, the difference is that only：The interior leakage on-Line Monitor Device
It further include the electromagnetic induction part 20 ' for being mounted on 1 ' outside of valve body and being connect with indicate indicator 9 '.The indicate indicator 9 ' rotates
The magnetic line of force of cutting electromagnetic induction part 20 ' sends out electric signal, and interior leakage occurs for remote indication user's valve.
7 ' one end of the shaft connect with indicate indicator 9 ' and in the receiving portion 12 ' of ontology 6 '.The described end is also convex
Equipped with induction rod 21 '.The induction rod 21 ' sequentially passes through lens 10 ' and block 11 ' and is inserted into electromagnetic induction part 20 '
Portion.The induction rod 21 ' rotates the magnetic line of force that can cut the generation of electromagnetic induction part 20 '.
7 ' one end of the shaft is arranged with the bushing 22 ' between indicate indicator 9 ' and fixed part 13 '.The bushing
22 ' can be used for limit indicate indicator ' axial movement.7 ' the other end of the shaft is arranged with below fixed part 13 '
The fixing nut 24 ' of bearing holder (housing, cover) 23 ' and fixing axle bearing sleeve 23 '.The bearing holder (housing, cover) 23 ' and fixing nut 24 ' are located at fixed part
Between 13 ' and detection part 8 '.The bearing holder (housing, cover) 23 ' can reduce the axial rub resistance of shaft 7 '.The shaft 7 ' and sheet
Several sealing rings 25 ' are equipped between the fixed part 13 ' of body 6 '.The sealing ring 25 ' can prevent the dielectric leakage of interior leakage from extremely receiving
In appearance portion 12 ', the work of indicate indicator 9 ' is influenced.
The online long-range monitoring of valves leakage may be implemented in the utility model and field monitoring is carried out at the same time.
In conclusion the above is only the preferred embodiments of the present utility model only, the utility model should not be limited with this
Range.It is i.e. every according to simple equivalent changes and modifications made by the utility model claims book and description, all answer
Still belong in the range of the utility model patent covers.
Claims (10)
1. a kind of interior leakage on-Line Monitor Device for valve, the valve includes valve body, setting in valve inner and realizes valve
Door opens and closes the spool of function and the intake channel and exit passageway in valve body both sides is arranged, it is characterised in that：The interior leakage exists
Line monitoring device includes the detection part being arranged in exit passageway and outside the valve body and the finger that is connect with detection part
Show component, when spool and valve body leak, the flow media occurred in exit passageway can drive detection part to rotate, the finger
Show that component is linked with detection part to prompt user's valve that interior leakage occurs.
2. leaking on-Line Monitor Device in as described in claim 1, it is characterised in that：The detection part is mounted on exit passageway
Center line position below.
3. leaking on-Line Monitor Device in as described in claim 1, it is characterised in that：The interior leakage on-Line Monitor Device includes close
Envelope is inserted into ontology above exit passageway, is sealingly mounted on ontology and is freely rotated shaft, installation on the body saturating
Mirror and the block for installing on the body and fixing lens, the both ends of the shaft pass through ontology, one end of the shaft and inspection
It surveys component cooperation to be located in exit passageway, the other end and indicate indicator of the shaft coordinate between ontology and lens.
4. leaking on-Line Monitor Device in as claimed in claim 3, it is characterised in that：It is equipped between the ontology and exit passageway
Gasket.
5. leaking on-Line Monitor Device in as claimed in claim 3, it is characterised in that：Described shaft one end, which is equipped with, is mounted on ontology
The limiting section of top, the limiting section is between indicate indicator and ontology；The shaft other end is equipped with fixing nut, institute
Fixing nut is stated between ontology and detection part, the fixing nut palette is in the lower section of ontology；The shaft with
Clearance fit between ontology.
6. leaking on-Line Monitor Device in as described in claim 1, it is characterised in that：The detection part uses impeller；It is described
Indicate indicator uses pointer.
7. leaking on-Line Monitor Device in as claimed in claim 3, it is characterised in that：The interior leakage on-Line Monitor Device further includes
The electromagnetic induction part connecting on the outside of valve body and with indicate indicator, the magnetic of indicate indicator rotation cutting electromagnetic induction part
The line of force sends out electric signal, and interior leakage occurs for remote indication user's valve.
8. leaking on-Line Monitor Device in as claimed in claim 7, it is characterised in that：The shaft and the one of indicate indicator cooperation
End is convexly equipped with induction rod, and the induction rod sequentially passes through lens and block and is inserted into inside electromagnetic induction part, the induction
Bar rotation can cut the magnetic line of force of electromagnetic induction part generation.
9. leaking on-Line Monitor Device in as claimed in claim 8, it is characterised in that：Described shaft one end is arranged with positioned at instruction
Bushing between component and ontology；The shaft other end is arranged with the fixing nut of bearing holder (housing, cover) and fixing axle bearing sleeve, described
Bearing holder (housing, cover) and fixing nut are between ontology and detection part；Several sealing rings are equipped between the shaft and ontology.
10. leaking on-Line Monitor Device in as described in claim 1, it is characterised in that：The valve inner is equipped with matches with spool
The valve port of conjunction, the intake channel and exit passageway are located at the following above and of valve port, and the detection part is close to valve port.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721816825.6U CN207893242U (en) | 2017-12-22 | 2017-12-22 | A kind of interior leakage on-Line Monitor Device for valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721816825.6U CN207893242U (en) | 2017-12-22 | 2017-12-22 | A kind of interior leakage on-Line Monitor Device for valve |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207893242U true CN207893242U (en) | 2018-09-21 |
Family
ID=63549397
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721816825.6U Withdrawn - After Issue CN207893242U (en) | 2017-12-22 | 2017-12-22 | A kind of interior leakage on-Line Monitor Device for valve |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207893242U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108286624A (en) * | 2017-12-22 | 2018-07-17 | 南通市电站阀门有限公司 | A kind of interior leakage on-Line Monitor Device for valve |
| CN110388571A (en) * | 2019-08-09 | 2019-10-29 | 永康微唯智能科技有限公司 | A kind of interior conduit device for preventing leakage |
| WO2020063481A1 (en) * | 2018-09-25 | 2020-04-02 | 新昌县晶鑫精密机械配件有限公司 | Leakage-prevention and water-replenishing valve for closed cycle system and detection method therefor |
-
2017
- 2017-12-22 CN CN201721816825.6U patent/CN207893242U/en not_active Withdrawn - After Issue
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108286624A (en) * | 2017-12-22 | 2018-07-17 | 南通市电站阀门有限公司 | A kind of interior leakage on-Line Monitor Device for valve |
| CN108286624B (en) * | 2017-12-22 | 2024-05-28 | 南通市电站阀门有限公司 | Internal leakage on-line monitoring device for valve |
| WO2020063481A1 (en) * | 2018-09-25 | 2020-04-02 | 新昌县晶鑫精密机械配件有限公司 | Leakage-prevention and water-replenishing valve for closed cycle system and detection method therefor |
| CN110388571A (en) * | 2019-08-09 | 2019-10-29 | 永康微唯智能科技有限公司 | A kind of interior conduit device for preventing leakage |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned | ||
| AV01 | Patent right actively abandoned | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20180921 Effective date of abandoning: 20240528 |
|
| AV01 | Patent right actively abandoned |
Granted publication date: 20180921 Effective date of abandoning: 20240528 |