CN108267242A - One kind is suitable for evaporator primary side tube sheet temperature measuring equipment - Google Patents
One kind is suitable for evaporator primary side tube sheet temperature measuring equipment Download PDFInfo
- Publication number
- CN108267242A CN108267242A CN201611258908.8A CN201611258908A CN108267242A CN 108267242 A CN108267242 A CN 108267242A CN 201611258908 A CN201611258908 A CN 201611258908A CN 108267242 A CN108267242 A CN 108267242A
- Authority
- CN
- China
- Prior art keywords
- temperature sensor
- tube sheet
- temperature
- quick connector
- male connector
- 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.)
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Classifications
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01K—MEASURING TEMPERATURE; MEASURING QUANTITY OF HEAT; THERMALLY-SENSITIVE ELEMENTS NOT OTHERWISE PROVIDED FOR
- G01K13/00—Thermometers specially adapted for specific purposes
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01K—MEASURING TEMPERATURE; MEASURING QUANTITY OF HEAT; THERMALLY-SENSITIVE ELEMENTS NOT OTHERWISE PROVIDED FOR
- G01K1/00—Details of thermometers not specially adapted for particular types of thermometer
- G01K1/14—Supports; Fastening devices; Arrangements for mounting thermometers in particular locations
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01K—MEASURING TEMPERATURE; MEASURING QUANTITY OF HEAT; THERMALLY-SENSITIVE ELEMENTS NOT OTHERWISE PROVIDED FOR
- G01K1/00—Details of thermometers not specially adapted for particular types of thermometer
- G01K1/14—Supports; Fastening devices; Arrangements for mounting thermometers in particular locations
- G01K1/143—Supports; Fastening devices; Arrangements for mounting thermometers in particular locations for measuring surface temperatures
-
- 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
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N3/00—Investigating strength properties of solid materials by application of mechanical stress
- G01N3/02—Details
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N3/00—Investigating strength properties of solid materials by application of mechanical stress
- G01N3/08—Investigating strength properties of solid materials by application of mechanical stress by applying steady tensile or compressive forces
- G01N3/10—Investigating strength properties of solid materials by application of mechanical stress by applying steady tensile or compressive forces generated by pneumatic or hydraulic pressure
- G01N3/12—Pressure testing
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N2203/00—Investigating strength properties of solid materials by application of mechanical stress
- G01N2203/0001—Type of application of the stress
- G01N2203/0003—Steady
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N2203/00—Investigating strength properties of solid materials by application of mechanical stress
- G01N2203/0014—Type of force applied
- G01N2203/0016—Tensile or compressive
- G01N2203/0019—Compressive
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N2203/00—Investigating strength properties of solid materials by application of mechanical stress
- G01N2203/003—Generation of the force
- G01N2203/0042—Pneumatic or hydraulic means
- G01N2203/0048—Hydraulic means
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N2203/00—Investigating strength properties of solid materials by application of mechanical stress
- G01N2203/02—Details not specific for a particular testing method
- G01N2203/022—Environment of the test
- G01N2203/0222—Temperature
- G01N2203/0226—High temperature; Heating means
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- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Chemical & Material Sciences (AREA)
- Analytical Chemistry (AREA)
- Biochemistry (AREA)
- General Health & Medical Sciences (AREA)
- Immunology (AREA)
- Pathology (AREA)
- Measuring Temperature Or Quantity Of Heat (AREA)
Abstract
The present invention is a kind of suitable for evaporator primary side tube sheet temperature measuring equipment, is related to evaporator secondary side Hydraulic test technique field.The present invention includes temperature measurement component and lifts installation bar assembly, and temperature measurement component is attached with lifting installation bar assembly by gas lock；The cradle top center of temperature measurement component is equipped with swelling pneumatic clamper, cradle top both ends are separately installed with positioning pin and temperature sensor assembly, positioning pin, swelling pneumatic clamper are respectively protruding into heat-transfer pipe and are positioned and firmly grasped, the front end of swelling pneumatic clamper, which can open, to be fixed on heat transfer inside pipe wall, and the tube sheet lower face that temperature sensor assembly is withstood between heat-transfer pipe carries out temperature survey.The temperature sensor of the present invention is close to tube sheet by spring force, and temperature sensor is adjacent to completely with tube sheet wall surface, so as to ensure that thermometric is accurate；Lift that mounting rod is easy to operate, operating personnel can be avoided to enter evaporator primary side hydroecium leads to unnecessary dose of radiation, the needs of tube sheet thermometric when can meet the steam generator water pressure test.
Description
Technical field
The present invention relates to evaporator secondary side Hydraulic test technique fields, and in particular to one kind is suitable for evaporator primary side
Tube sheet temperature measuring equipment.
Background technology
The water pressure test of evaporator secondary side is for verification from steam generator secondary side to the pressure-bearing of VVP main steam isolation valves
Ability and border seal performance are the important tests for assessing secondary circuit pressure-bearing and sealability, and tube sheet preheating is that evaporator is secondary
The important component of side hydraulic pressure experiment, evaporator water-filling needs tube sheet being preheating to 43~45 DEG C or so before suppressing, heated
Accurate measurement pipe plate temperature is needed in journey.
Tube sheet thermometric needs operating personnel to enter steam generator hydroecium by temperature sensor adhesive plaster hand paste at present
In on tube sheet, this method needs personnel to enter high irradiated site operation, and by larger dose of radiation, while temperature sensor is fixed not
It is enough reliable.
Invention content
The present invention provide it is a kind of be suitable for evaporator primary side tube sheet temperature measuring equipment, use fast and safely effective thermometric side
Formula avoids operating personnel from entering primary side hydroecium installation temp probe and receive unnecessary dose of radiation, realizes evaporator two
Tube sheet temperature continues to monitor during secondary side hydraulic pressure experiment.
The technical scheme is that：
One kind is suitable for evaporator primary side tube sheet temperature measuring equipment, including temperature measurement component and lifts installation bar assembly, thermometric
Component is attached with lifting installation bar assembly by gas lock；
Temperature measurement component includes stent, swelling pneumatic clamper, positioning pin, temperature sensor assembly, gas lock male connector；Cradle top center
Swelling pneumatic clamper is installed, cradle top both ends are separately installed with positioning pin and temperature sensor assembly, swelling pneumatic clamper, positioning pin point
It does not stretch into heat-transfer pipe to be positioned, the front end of swelling pneumatic clamper, which can open, to be fixed on heat transfer inside pipe wall, temperature sensor assembly
The tube sheet lower face withstood between heat-transfer pipe carries out temperature survey；Gas lock male connector is mounted on the lower end of temperature measurement component, with lifting peace
It fills bar assembly and carries out abutting joint.
The temperature sensor assembly includes temperature sensor, temperature sensor sleeve, sliding plunger, compressed spring；
Temperature sensor is installed in temperature sensor sleeve, and the upper end probe of temperature sensor stretches out temperature sensing upwards
Device sleeve, the lower end of temperature sensor are connected with sliding plunger, and sliding plunger passes through vertical compressed spring and temperature sensor
Sleeve bottom is connected, and compressed spring is in compressive state, and the scalability of compressed spring can drive temperature sensor along temperature
Sensor sleeve slides up and down.
The installation bar assembly of lifting includes gas lock female, connecting seat, lifts mounting rod；Gas lock female and temperature measurement component
Gas lock male connector matches realization locking and unclamps, and gas lock female is fixedly mounted on connecting seat upper end, and connecting seat lower end is equipped with support
Lift mounting rod.
The mounting rod of lifting includes extension rod, quick connector male connector, quick connector female, is telescopically connected block；Extension rod
One end quick connector male connector is installed, be provided in quick connector male connector and be telescopically connected block, be telescopically connected block include spring, spiral shell
Set and plug, one end of plug are fixed on by spring and swivel nut inside quick connector male connector, and the other end of plug stretches out fast insert
Connector male connector surface, plug can stretch under the action of the spring；The other end of extension rod is equipped with quick connector female, fast to insert
Connector female is matched with quick connector male connector, and through-hole is provided in corresponding plug position, and it is fast that plug can pass through through-hole to stretch out
Through-hole in connection-peg female is fixed and limits..
The mounting rod of lifting is two.
Beneficial effects of the present invention are：
The temperature sensor of temperature measuring equipment of the present invention is close to tube sheet, temperature sensor and tube sheet wall by spring force
Face is adjacent to completely, so as to ensure that thermometric is accurate；Lift that mounting rod is easy to operate, it is primary that operating personnel can be avoided to enter evaporator
Side hydroecium leads to unnecessary dose of radiation, the needs of tube sheet thermometric when can meet the steam generator water pressure test.
Description of the drawings
Fig. 1 is temperature measurement component schematic diagram of the present invention.
Fig. 2 is temperature sensor assembly schematic diagram.
Fig. 3 is scheme of installation of the present invention.
Fig. 4 is overall structure diagram of the present invention.
Fig. 5 lifts mounting rod component diagram for the present invention.
In figure, 1- stents, 2- swelling pneumatic clampers, 3- positioning pins, 4- temperature sensor assemblies, 5- gas lock male connectors, 6- gas locks mother
Head, 7- connecting seats, 8- lift mounting rod, 41- temperature sensors, 42- temperature sensor sleeves, 43- sliding plungers, 44- compressions
Spring, 81- extension rods, 82- quick connector male connectors, 83- quick connector females, 84- are telescopically connected block.
Specific embodiment
The present invention is described further with reference to the accompanying drawings and examples.
The present invention is a kind of suitable for evaporator primary side tube sheet temperature measuring equipment, including temperature measurement component and lifts mounting rod group
Part；Temperature measurement component includes stent 1, swelling pneumatic clamper 2, positioning pin 3, temperature sensor assembly 4, gas lock male connector 5, wherein, temperature passes
Sensor component 4 includes temperature sensor 41, temperature sensor sleeve 42, sliding plunger 43, compressed spring 44；Lift mounting rod group
Part includes gas lock female 6, connecting seat 7, lifts mounting rod 8, wherein, it lifts mounting rod 8 and includes extension rod 81, quick connector male connector
82nd, quick connector female 83, be telescopically connected block 84.
As shown in Figure 1, temperature measurement component includes stent 1, swelling pneumatic clamper 2, positioning pin 3, temperature sensor assembly 4, gas lock public affairs
First 5.
Basis installation part of the stent 1 for temperature measurement component, provides a mounting platform.1 top center of stent is installed
There is swelling pneumatic clamper 2,1 top both ends of stent are separately installed with positioning pin 3 and temperature sensor assembly 4；When the present invention is mounted on pipe
When the enterprising trip temperature of plate measures, swelling pneumatic clamper 2, positioning pin 3 are respectively protruding into heat-transfer pipe and are fixed and position, temperature sensor group
The tube sheet lower face that part 4 is just withstood between heat-transfer pipe carries out temperature survey.
Swelling pneumatic clamper 2 includes pneumatic clamper and execution cylinder, and under the promotion of cylinder piston, the pneumatic clamper of front end can open, swollen
Next frictionally overcomes dead weight, clenches heat transfer inside pipe wall, and whole device is hung below tube sheet.
Positioning pin 3 is the direction that installation is determined in installation process, ensures 4 face tube sheet part of temperature transducers device assembly.
As shown in Fig. 2, temperature sensor assembly 4 includes temperature sensor 41, temperature sensor sleeve 42, sliding plunger
43rd, compressed spring 44；Temperature sensor 41 is installed in temperature sensor sleeve 42, and the upper end probe of temperature sensor 41 is upward
Temperature sensor sleeve 42 is stretched out, the lower end of temperature sensor 41 is connected with sliding plunger 43, and sliding plunger 43 is by vertical
Compressed spring 44 is connected with 42 bottom of temperature sensor sleeve, and compressed spring 44 is in compressive state, and compressed spring 44 is stretched
Contracting enables to temperature sensor 41 to be slided up and down along temperature sensor sleeve 42.Temperature sensor 41 is not limited to
PT100 temperature sensors.
As shown in figure 3, when temperature measuring equipment of the present invention is not mounted on tube sheet, due to the effect of compressed spring 44,
The upper end probe of temperature transducer 41 can stretch out 5mm more；After temperature measuring equipment installs completely, compressed spring 44 is compressed 5mm,
The contracting 5mm downwards of temperature sensor 41, at this time temperature sensor 41 be adjacent to completely with tube sheet wall surface, so as to ensure that thermometric is accurate.
Gas lock male connector 5 is mounted on the lower end of stent 1, for carrying out abutting joint with lifting installation bar assembly.
Include gas lock female 6 as shown in figure 4, lifting installation bar assembly, connecting seat 7, lift mounting rod 8.Gas lock female 6 with
The gas lock male connector 5 of temperature measurement component is used cooperatively, and gas lock female 6 is fixedly mounted on 7 upper end of connecting seat, and 7 lower end of connecting seat is equipped with
Lift mounting rod 8.By that gas lock ventilation and reverse ventilation, can realize locking and the pine of 5 gentle locknut head 6 of gas lock male connector
It opens, and then realizes temperature measurement component and lift the combination and separation of installation bar assembly.
Include extension rod 81 as shown in figure 5, lifting mounting rod 8, quick connector male connector 82, quick connector female 83, stretch
Link block 84.One end of extension rod 81 is equipped with quick connector male connector 82, is provided in quick connector male connector 82 and is telescopically connected block
84, it is telescopically connected block 84 and includes spring and plug, one end of plug is fixed on by spring inside quick connector male connector 82, plug
The other end stretch out 82 surface of quick connector male connector, plug carries out stretching motion under the drive of spring；Extension rod 81 it is another
End is equipped with quick connector female 83, and quick connector female 83 is used cooperatively with quick connector male connector 82, and in corresponding plug position
It puts and is provided with through-hole, plug can pass through through-hole to stretch out 83 surface of quick connector female, realize connection lock function.
The effect for lifting mounting rod 8 is to lift temperature measuring equipment of the present invention to by position to be mounted, assists thermometric
Device completes installment work.Entire to lift bar overall length be about 1.9 meters, and lifting mounting rod 8 using two sections connects, two section two during use
Section lifts mounting rod 8 and quick connection can be realized using the cooperation of quick connector, and easy to disassemble.Lifting mounting rod can basis
Practical operation requirement independent assortment, is extended or is shortened.
When temperature measuring equipment of the present invention is installed, temperature measurement component is installed in advance with installation bar assembly is lifted, gas lock is public
Female is to inserting and ventilating so that the two is mutually locked.Operating personnel will be surveyed outside evaporator manhole using installation bar assembly is lifted
Warm component is sent into primary side hydroecium, and the swelling pneumatic clamper 2 of temperature measurement component and positioning pin 3 are inserted into heat-transfer pipe, opens air source by swelling
Pneumatic clamper 2 expands, and temperature measurement component is made to be secured firmly to tube sheet lower face, while the probe of temperature sensor 41 passes through 44 bullet of compressed spring
Power is adjacent to tube sheet, start temperature monitoring.
The embodiment of the present invention is explained in detail above, the above embodiment is only most highly preferred embodiment of the invention,
It, within the knowledge of a person skilled in the art, can also be but the present invention is not limited to above-described embodiment
It is made a variety of changes under the premise of not departing from present inventive concept.
Claims (5)
1. one kind is suitable for evaporator primary side tube sheet temperature measuring equipment, it is characterised in that：Including temperature measurement component and lift mounting rod
Component, temperature measurement component are attached with lifting installation bar assembly by gas lock；
Temperature measurement component includes stent (1), swelling pneumatic clamper (2), positioning pin (3), temperature sensor assembly (4), gas lock male connector (5)；
Stent (1) top center is equipped with swelling pneumatic clamper (2), and both ends are separately installed with positioning pin (3) and temperature sensing at the top of stent (1)
Device assembly (4), swelling pneumatic clamper (2), positioning pin (3) are respectively protruding into heat-transfer pipe and are positioned, and the front end of swelling pneumatic clamper (2) can open
It opens and is fixed on heat transfer inside pipe wall, the tube sheet lower face that temperature sensor assembly (4) is withstood between heat-transfer pipe carries out temperature survey；
Gas lock male connector (5) carries out abutting joint mounted on the lower end of temperature measurement component with lifting installation bar assembly.
It is 2. as described in claim 1 a kind of suitable for evaporator primary side tube sheet temperature measuring equipment, it is characterised in that：The temperature
Sensor module (4) includes temperature sensor (41), temperature sensor sleeve (42), sliding plunger (43), compressed spring (44)；
Temperature sensor (41) is installed in temperature sensor sleeve (42), and the upper end probe of temperature sensor (41) stretches out upwards
Temperature sensor sleeve (42), the lower end of temperature sensor (41) are connected with sliding plunger (43), and sliding plunger (43) passes through perpendicular
Straight compressed spring (44) is connected with temperature sensor sleeve (42) bottom, and compressed spring (44) compresses bullet in compressive state
The scalability of spring (44) can drive temperature sensor (41) to be slided up and down along temperature sensor sleeve (42).
It is 3. as described in claim 1 a kind of suitable for evaporator primary side tube sheet temperature measuring equipment, it is characterised in that：It is described to lift
Installation bar assembly includes gas lock female (6), connecting seat (7), lifts mounting rod (8)；Gas lock female (6) and the gas lock of temperature measurement component
Male connector (5) matches realization locking and unclamps, and gas lock female (6) is fixedly mounted on connecting seat (7) upper end, connecting seat (7) lower end
It is equipped with and lifts mounting rod (8).
It is 4. as claimed in claim 3 a kind of suitable for evaporator primary side tube sheet temperature measuring equipment, it is characterised in that：It is described to lift
Mounting rod (8) including extension rod (81), quick connector male connector (82), quick connector female (83), be telescopically connected block (84)；Extend
One end of bar (81) is equipped with quick connector male connector (82), is provided in quick connector male connector (82) and is telescopically connected block (84), stretched
Contracting link block (84) includes spring, swivel nut and plug, and one end of plug is fixed on quick connector male connector by spring and swivel nut
(82) internal, the other end of plug stretches out quick connector male connector (82) surface, and plug stretches under the action of the spring；Extend
The other end of bar (81) is equipped with quick connector female (83), and quick connector female (83) matches with quick connector male connector (82)
It closes, and through-hole is provided in corresponding plug position, the through-hole that plug can pass through through-hole to stretch out in quick connector female (83) carries out
Fixed and limiting.
It is 5. as claimed in claim 4 a kind of suitable for evaporator primary side tube sheet temperature measuring equipment, it is characterised in that：It is described to lift
Mounting rod (8) is two.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611258908.8A CN108267242A (en) | 2016-12-30 | 2016-12-30 | One kind is suitable for evaporator primary side tube sheet temperature measuring equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611258908.8A CN108267242A (en) | 2016-12-30 | 2016-12-30 | One kind is suitable for evaporator primary side tube sheet temperature measuring equipment |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN108267242A true CN108267242A (en) | 2018-07-10 |
Family
ID=62754751
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201611258908.8A Pending CN108267242A (en) | 2016-12-30 | 2016-12-30 | One kind is suitable for evaporator primary side tube sheet temperature measuring equipment |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108267242A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113310591A (en) * | 2021-04-16 | 2021-08-27 | 中广核核电运营有限公司 | Temperature measuring device for primary side tube plate of nuclear power station evaporator |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201449293U (en) * | 2009-06-29 | 2010-05-05 | 戚元平 | temperature sensor |
| CN202994307U (en) * | 2012-12-05 | 2013-06-12 | 海尔集团公司 | Temperature sensor fixing device and water heater |
| CN104034436A (en) * | 2014-06-24 | 2014-09-10 | 永济新时速电机电器有限责任公司 | Separation type elastic temperature sensor |
| CN104155018A (en) * | 2014-07-02 | 2014-11-19 | 东北大学 | Temperature measuring device and method for measuring temperature of rolled piece of hydraulic tension warm rolling mill |
| CN203981287U (en) * | 2014-05-29 | 2014-12-03 | 大连博控科技股份有限公司 | Heating tube heating wire distribution situation detecting device |
| CN205679325U (en) * | 2016-06-12 | 2016-11-09 | 中广核核电运营有限公司 | Evaporator temperature measurement apparatus |
| CN206420585U (en) * | 2016-12-30 | 2017-08-18 | 核动力运行研究所 | One kind is applied to evaporator primary side tube sheet temperature measuring equipment |
-
2016
- 2016-12-30 CN CN201611258908.8A patent/CN108267242A/en active Pending
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201449293U (en) * | 2009-06-29 | 2010-05-05 | 戚元平 | temperature sensor |
| CN202994307U (en) * | 2012-12-05 | 2013-06-12 | 海尔集团公司 | Temperature sensor fixing device and water heater |
| CN203981287U (en) * | 2014-05-29 | 2014-12-03 | 大连博控科技股份有限公司 | Heating tube heating wire distribution situation detecting device |
| CN104034436A (en) * | 2014-06-24 | 2014-09-10 | 永济新时速电机电器有限责任公司 | Separation type elastic temperature sensor |
| CN104155018A (en) * | 2014-07-02 | 2014-11-19 | 东北大学 | Temperature measuring device and method for measuring temperature of rolled piece of hydraulic tension warm rolling mill |
| CN205679325U (en) * | 2016-06-12 | 2016-11-09 | 中广核核电运营有限公司 | Evaporator temperature measurement apparatus |
| CN206420585U (en) * | 2016-12-30 | 2017-08-18 | 核动力运行研究所 | One kind is applied to evaporator primary side tube sheet temperature measuring equipment |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113310591A (en) * | 2021-04-16 | 2021-08-27 | 中广核核电运营有限公司 | Temperature measuring device for primary side tube plate of nuclear power station evaporator |
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