CN106248303A - The pressurizer of detection waterproof sealing performance of sensors - Google Patents
The pressurizer of detection waterproof sealing performance of sensors Download PDFInfo
- Publication number
- CN106248303A CN106248303A CN201610559501.2A CN201610559501A CN106248303A CN 106248303 A CN106248303 A CN 106248303A CN 201610559501 A CN201610559501 A CN 201610559501A CN 106248303 A CN106248303 A CN 106248303A
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- Prior art keywords
- sealing
- pressurizer
- sensor
- sensors
- sensor conductor
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01M—TESTING STATIC OR DYNAMIC BALANCE OF MACHINES OR STRUCTURES; TESTING OF STRUCTURES OR APPARATUS, NOT OTHERWISE PROVIDED FOR
- G01M3/00—Investigating fluid-tightness of structures
- G01M3/02—Investigating fluid-tightness of structures by using fluid or vacuum
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- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Monitoring And Testing Of Nuclear Reactors (AREA)
Abstract
The invention discloses the pressurizer of detection waterproof sealing performance of sensors, including the pressurizer body for measuring waterproof sealing performance of sensors, the sealing of described pressurizer body covers and arranges integrated supercharging pressure inlet and sensor conductor outlet nozzle, at the top of sensor conductor outlet nozzle by sealing nut connection sealing joint, it is provided for drawing the through hole Ф d2 of sensor conductor in the inside of seal nipple, after sensor conductor is drawn out to through hole Ф d2, waterproof pressure glue is filled up in seal nipple interior bone Ф d2, and make it fully solidify.The present invention uses said structure, it is possible to ensure to detect on pretreatment the reliability of the waterproof sealing of sensor, moreover it is possible to protection sensor connector, it is to avoid the water inlet of sensor cable wire terminal part is damaged.
Description
Technical field
The present invention relates to supercharging detection field, in particular it relates to the pressurizer of detection waterproof sealing performance of sensors.
Background technology
Nuclear reactor in-pile component Flow vibration test in, institute's geodesic structure the most under water, the work of measurement sensor used
Make environment many in water.Structural vibration is owing to fluid flowing excitation causes, and owing to measurement structure is complicated, interstructural mutually
Act on and be difficult in theory accurately calculate, can only use suitable sensor that the vibratory response of structure is surveyed by test
Amount, it is thus achieved that the Flow vibration response of structure, thus the Flow vibration behavior to structure is evaluated, it is ensured that structure is transported at reactor
Safety during row.The flowing incentive structure vibration of fluid, high flow velocities scour sensor and wire thereof during test；In order to avoid passing
Sensor causes sensor failure because its waterproof sealing performance is bad at the trial thus causes the failure of whole test, needs
Before the test of nuclear reactor in-pile component Flow vibration, the waterproof sealing performance of sensor is done comprehensively detection.
When nuclear reactor inner member Flow vibration is tested, measurement working sensor, in water, is intended to bear a level pressure
Power.Also lack now a kind of when can solve the problem that test the waterproof sealing performance of sensor the most effective, and the pressure of test can be born
The pressurizer of the detection of force level vibration measurement sensor waterproof sealing performance under water.
Summary of the invention
Instant invention overcomes the deficiencies in the prior art, it is provided that the pressurizer of detection waterproof sealing performance of sensors, this dress
Put the reliability that ensure that the waterproof sealing detecting sensor on pretreatment, moreover it is possible to protection sensor connector, it is to avoid sensor
The water inlet of cable adapter part is damaged.
The present invention solves the problems referred to above and be the technical scheme is that the supercharging dress of detection waterproof sealing performance of sensors
Putting, including the pressurizer body for measuring waterproof sealing performance of sensors, the sealing of described pressurizer body covers and sets
Put integrated supercharging pressure inlet and sensor conductor outlet nozzle, at the top of sensor conductor outlet nozzle by sealing
Nut connection sealing joint, is provided for drawing the through hole Ф d2 of sensor conductor, leads at sensor in the inside of seal nipple
After line is drawn out to through hole Ф d2, fills up waterproof pressure glue by seal nipple interior bone Ф d2, and make it fully solidify.
Filling water during use in the device of Fig. 1, sensor is put into the cylinder of pressurizer, cylinder is stainless steel cylinder
Body structure, carries out sensor conductor and the sealing of wire outlet ozzle, is drawn out in the through hole of seal nipple by sensor conductor,
And fill up through hole with waterproof pressure glue, and it is made fully to solidify, it is to avoid sensor is during carrying out stress test, owing to increasing
The intrinsic pressure of feeder apparatus increases, and forms pressure differential between through hole, causes water to enter in through hole, it is ensured that sensor conductor connects
Head is the most external in pressurizer, prevents it from intaking.The supercharging pressure inlet of Fig. 1 is connected with pressure device, device can be made intrinsic pressure
Power increases to desirable pressure, then sensor can be carried out performance detection, and this device is the waterproof of subaqueous survey sensor
Sealing property detection provides means effectively and reliably.This device is applicable to CAP1400, ACP1000, ACP100, Yi Jiqi
Water resistance detection before his the in-pile component Flow vibration test biosensor assay such as test reactor and power reactor, this device uses
Convenient, elevated pressures (reaching 20MPa) can be born, well solve the test front sensor waterproof detection difficulty under increasing pressure
Topic.
Owing to the working environment measuring sensor used in nuclear reactor is many under water, therefore to sensor performance
Use when detecting is also simulation underwater performance environment, and artificially applies the purpose that pressure reaches to detect, and sensor
The cable connector part of wire can not be intake, after cable water inlet, under the effect of electric field, it may occur that water-treeing is existing
As, finally result in cable breakdown.Sensor conductor in this programme uses special seal nipple to draw pressurizer body, and
Resistance to moulding is used to solidify, multi-faceted protection sensor conductor, it is to avoid the cable adapter part water inlet of sensor conductor, and
Do not affect the underwater stress test of Sensor section, it is ensured that the sensor after test can safety normally use under water,
And this design is the most used in the prior art.
Further, described pressurizer body includes sealing lid, shell flange, cylinder and base plate, in the bottom of cylinder
Being welded to connect base plate, at the welded top connector drum flange of cylinder, seal lid and be positioned at shell flange top, shell flange is with close
It is bolted between capping.Between cylinder and base plate on pressurizer body, all pass through between cylinder and shell flange
It is welded to connect, and is bolted between shell flange and sealing lid, adopt in welded or bolted way so that supercharging
The steadiness of device itself is good, it is possible to bear higher pressure, and the situation of leakage also will not be occurred to occur.
Further, described shell flange also sets up O type rubber seal annular groove, O is installed in O type rubber seal annular groove
Type rubber seal ring seals.Owing to being attached by bolt, in order to prevent cylinder between shell flange and sealing lid
The situation that body flange and the gap sealed between lid leak, therefore arranges O type rubber seal annular groove and O type rubber seal ring
Carry out encapsulation process, prevent situation about leaking, improve the accuracy of this device inspection further.
Further, described seal nipple mark Ф d5 one end is cased with gasket seal.The setting of gasket seal, it is possible to make close
It is connected the tightst between sealing joint with sealing nut.
Further, described gasket seal is red copper pad.Red copper pad guarantees sealing surface through numerically controlled lathe precision turning
Straight not warpage, high accuracy is ground and is guaranteed that metal covering fits tightly with sealing nut sealing surface, is further ensured that the close of this device
Feng Xing.
Further, the female thread MD1 on described sealing nut seals with the external screw thread on sensor conductor outlet nozzle
Screw thread docks.This kind of docking mode can make sealing nut and sensor conductor outlet nozzle connect tightr.
To sum up, the invention has the beneficial effects as follows:
1, this device is that the waterproof sealing performance detection of subaqueous survey sensor provides effectively and means reliably, by increasing
Crimping ozzle connects pressure device, and in can making device, pressure increases to desirable pressure, then sensor can be carried out performance
Detection, it is ensured that the reliability of the waterproof sealing of sensor after test, well solves test front sensor under increasing pressure
A waterproof detection difficult problem.
2, this device also set up seal nipple for draw on sensor cable adapter to pressurizer body exterior,
Cable adapter is made to be positioned in through hole Ф d2, and with filling up waterproof pressure glue, and making it fully solidify, it is to avoid cable adapter enters
Water Damage.
Accompanying drawing explanation
Fig. 1 is the structural representation of this device；
Fig. 2 is seal nipple part cut-away view；
Fig. 3 is gasket seal sectional view；
Fig. 4 sealing nut sectional view.
Labelling and corresponding parts title in accompanying drawing: 1, seal lid；2, shell flange；3, cylinder；4, base plate；5, supercharging
Pressure inlet；6, O type rubber seal annular groove；7, sensor conductor outlet nozzle；8, screw thread is sealed；9, seal nipple；10, sealing gasket
Sheet；11, sealing nut；12, through hole Ф d2.
Detailed description of the invention
Below in conjunction with embodiment and accompanying drawing, to the detailed description further of present invention work, but embodiments of the present invention
It is not limited to this.
Embodiment 1:
The present invention includes the pressurizer body for measuring waterproof sealing performance of sensors, the sealing of described pressurizer body
Arranging integrated supercharging pressure inlet 5 and sensor conductor outlet nozzle 7 on lid 1, supercharging pressure inlet suppresses dress with outside
Put connection, at the top of sensor conductor outlet nozzle 7 by sealing nut 11 connection sealing joint 9, in seal nipple 9
Portion is provided for drawing the through hole Ф d212 of sensor conductor, after sensor conductor is drawn out to through hole Ф d212, sealing is connect
Fill up waterproof pressure glue in 9 interior bone Ф d212, and make it fully solidify.
Filling water during use in the device of Fig. 1, sensor is put into the cylinder of pressurizer, cylinder is stainless steel cylinder
Body structure, carries out sensor conductor and the sealing of wire outlet ozzle, is drawn out in the through hole of seal nipple by sensor conductor,
And fill up through hole with waterproof pressure glue, and it is made fully to solidify, it is to avoid sensor is during carrying out stress test, owing to increasing
The intrinsic pressure of feeder apparatus increases, and forms pressure differential between through hole, causes water to enter in through hole, it is ensured that sensor conductor connects
Head is the most external in pressurizer, prevents it from intaking.The supercharging pressure inlet of Fig. 1 is connected with pressure device, device can be made intrinsic pressure
Power increases to desirable pressure, then sensor can be carried out performance detection, and this device is the waterproof of subaqueous survey sensor
Sealing property detection provides means effectively and reliably.This device is applicable to CAP1400, ACP1000, ACP100, Yi Jiqi
Water resistance detection before his the in-pile component Flow vibration test biosensor assay such as test reactor and power reactor, this device uses
Convenient, elevated pressures (reaching 20MPa) can be born, well solve the test front sensor waterproof detection difficulty under increasing pressure
Topic.
Owing to the working environment measuring sensor used in nuclear reactor is many under water, therefore to sensor performance
Use when detecting is also simulation underwater performance environment, and artificially applies the purpose that pressure reaches to detect, and sensor
The cable connector part of wire can not be intake, after cable water inlet, under the effect of electric field, it may occur that water-treeing is existing
As, finally result in cable breakdown.Sensor conductor in this programme uses special seal nipple to draw pressurizer body, and
Resistance to moulding is used to solidify, multi-faceted protection sensor conductor, it is to avoid the cable adapter part water inlet of sensor conductor, and
Do not affect the underwater stress test of Sensor section, it is ensured that the sensor after test can safety normally use under water,
And this design is the most used in the prior art.
Embodiment 2:
The present embodiment is preferably as follows on the basis of embodiment 1: pressurizer body includes sealing lid 1, shell flange 2, cylinder 3
With base plate 4, at the bottom welding connecting bottom board 4 of cylinder 3, at the welded top connector drum flange 2 of cylinder 3, seal lid 1 and be positioned at
Shell flange 2 top, is bolted between shell flange 2 and sealing lid 1.Cylinder on pressurizer body and base plate it
Between, between cylinder and shell flange all by being welded to connect, and be bolted between shell flange and sealing lid, use weldering
Connect or bolted mode so that the steadiness of pressurizer itself is good, it is possible to bear higher pressure, also will not let out
The situation of leakage occurs.
Embodiment 3:
The present embodiment is preferably as follows on the basis of above-described embodiment: also set up O type rubber seal annular groove 6 on shell flange 2,
In O type rubber seal annular groove 6, mounting O-shaped rubber seal ring seals.It is to pass through spiral shell between covering due to shell flange and sealing
Bolt is attached, and for the situation preventing the gap between shell flange and sealing lid from leaking, therefore arranges O type rubber
Closure gasket groove and O type rubber seal ring carry out encapsulation process, prevent situation about leaking, and improve the inspection of this device further
Accuracy.
Embodiment 4:
The present embodiment is preferably as follows on the basis of above-described embodiment: seal nipple 9 marks Ф d5 one end and is cased with gasket seal 10.
Through hole Ф d8 on gasket seal is enclosed within outside the through hole Ф d5 of seal nipple, then leads to the sensor conductor outlet nozzle 7 in Fig. 1
The sealing screw thread crossing Fig. 4 docks.The setting of gasket seal, it is possible to make to be connected more between seal nipple with sealing nut
Closely.
Gasket seal 10 is red copper pad.Red copper pad guarantees the straight not warpage of sealing surface through numerically controlled lathe precision turning,
High accuracy is ground and is guaranteed that metal covering fits tightly with sealing nut sealing surface, is further ensured that the sealing of this device.
It is right that female thread MD1 on sealing nut 11 and the sealing screw thread 8 of the external screw thread on sensor conductor outlet nozzle 7 are carried out
Connect.This kind of docking mode can make sealing nut and sensor conductor outlet nozzle connect tightr.
The above, be only presently preferred embodiments of the present invention, and the present invention not does any pro forma restriction, every depends on
Any simple modification of being made above example according to the technical spirit of the present invention, equivalent variations, each fall within the protection of the present invention
Within the scope of.
Claims (6)
1. detect the pressurizer of waterproof sealing performance of sensors, it is characterised in that include for measuring sensor water-proof sealing
The pressurizer body of performance, the sealing lid (1) of described pressurizer body is arranged integrated supercharging pressure inlet (5) and
Sensor conductor outlet nozzle (7), connects sealing at the top of sensor conductor outlet nozzle (7) by sealing nut (11) and connects
Head (9), is provided for drawing the through hole Ф d2(12 of sensor conductor in the inside of seal nipple (9)), draw at sensor conductor
Go out to through hole Ф d2(12) after, by seal nipple (9) interior bone Ф d2(12) in fill up waterproof pressure glue, and make it the most solid
Change.
The pressurizer of detection waterproof sealing performance of sensors the most according to claim 1, it is characterised in that described supercharging
Device body includes sealing lid (1), shell flange (2), cylinder (3) and base plate (4), and the bottom welding at cylinder (3) connects the end
Plate (4), in welded top connector drum flange (2) of cylinder (3), seals lid (1) and is positioned at shell flange (2) top, cylinder method
It is bolted between blue (2) and sealing lid (1).
The pressurizer of detection waterproof sealing performance of sensors the most according to claim 2, it is characterised in that described cylinder
Also setting up O type rubber seal annular groove (6) on flange (2), in O type rubber seal annular groove (6), mounting O-shaped rubber seal ring is carried out
Seal.
The pressurizer of detection waterproof sealing performance of sensors the most according to claim 1, it is characterised in that described sealing
Joint (9) mark Ф d5 one end is cased with gasket seal (10).
The pressurizer of detection waterproof sealing performance of sensors the most according to claim 4, it is characterised in that described sealing
Pad (10) is red copper pad.
The pressurizer of detection waterproof sealing performance of sensors the most according to claim 1, it is characterised in that described sealing
Female thread MD1 on nut (11) seals screw thread (8) with the external screw thread on sensor conductor outlet nozzle (7) and docks.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610559501.2A CN106248303A (en) | 2016-07-15 | 2016-07-15 | The pressurizer of detection waterproof sealing performance of sensors |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610559501.2A CN106248303A (en) | 2016-07-15 | 2016-07-15 | The pressurizer of detection waterproof sealing performance of sensors |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN106248303A true CN106248303A (en) | 2016-12-21 |
Family
ID=57613202
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610559501.2A Pending CN106248303A (en) | 2016-07-15 | 2016-07-15 | The pressurizer of detection waterproof sealing performance of sensors |
Country Status (1)
| Country | Link |
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| CN (1) | CN106248303A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110146234A (en) * | 2019-05-20 | 2019-08-20 | 歌尔股份有限公司 | A kind of detecting tool and detection system of water-proof sensor |
| CN113324703A (en) * | 2021-06-03 | 2021-08-31 | 国网四川省电力公司成都供电公司 | Online monitoring method for water inlet and moisture of cable joint |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110146234A (en) * | 2019-05-20 | 2019-08-20 | 歌尔股份有限公司 | A kind of detecting tool and detection system of water-proof sensor |
| CN113324703A (en) * | 2021-06-03 | 2021-08-31 | 国网四川省电力公司成都供电公司 | Online monitoring method for water inlet and moisture of cable joint |
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Application publication date: 20161221 |
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| RJ01 | Rejection of invention patent application after publication |