CN208860494U - A kind of y type temperature point device for small-bore pipeline - Google Patents
A kind of y type temperature point device for small-bore pipeline Download PDFInfo
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- CN208860494U CN208860494U CN201821828801.7U CN201821828801U CN208860494U CN 208860494 U CN208860494 U CN 208860494U CN 201821828801 U CN201821828801 U CN 201821828801U CN 208860494 U CN208860494 U CN 208860494U
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- straight tube
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Abstract
A kind of y type temperature point device for small-bore pipeline disclosed by the utility model, belongs to thermometry field.It is made of straight tube and branch pipe at an angle to each other, both ends and the pipe under test of straight tube match；Branch pipe one end is connect with straight tube and internal connection, the other end and casing connection, and casing one end is provided with thermometric nozzle, and the other end is the cecum being inserted into inside branch pipe, is equipped with the axis hole that can be put into temperature measuring equipment in cecum, the end of cecum is flushed with straight tube inner wall.In use, straight tube both ends are installed on any straight pipe of pipe under test, temperature measuring equipment is packed into the axis hole in cecum from thermometric nozzle, the end of cecum is flushed with the inner wall of straight tube, and casing and branch pipe are tightly connected, test tube channel temp can be treated and measure.Rationally, installation space is convenient, flexible, overcomes the limitation of prior art installation site, and do not influence the through ball test after hydraulic test of pipeline, improves operational safety for apparatus structure design.
Description
Technical field
The utility model belongs to thermometry field, is related to a kind of y type temperature point device for small-bore pipeline.
Background technique
It is one of relationship boiler operatiopn safety and stable type to the dynamic detection of temperature during boiler of power plant operation
Important content, the especially real-time detection to medium temperature in boiler pressure part equipment, be judge boiler operatiopn whether safety,
Stable important evidence.
Fig. 1 show the temperature point device that traditional casing is vertically mounted on pipeline, and casing is vertically welded in pipeline
On, in order to guarantee that measuring medium temperature error is as small as possible, thermocouple insertion depth should be 10~20 times of pipe diameter.But
For boiler small-bore pipeline (general outer diameter 60mm < φ≤168mm) since jacket insertion depth is limited, in pipeline
The thermometric error of medium is larger, and therefore, traditional casing is vertically mounted on pipe temperature point equipment with certain office
It is sex-limited.
Fig. 2 show a kind of T-type small-bore pipeline temperature point device, although which solves tradition shown in FIG. 1
The problem of pipe temperature point equipment jacket insertion depth deficiency, but boiler tubing is largely straight pipe, and T-type pipeline temperature
Degree point equipment is confined to be mounted on pipeline corner；Also, casing insertion site is due to medium flow space very little, boiler
After longtime running, the problems such as easily forming blocking, cause booster；Meanwhile after Pipe installing this device, after hydraulic pressure can not being carried out
Through ball test brings security-hidden trouble to whole system.
Utility model content
In order to overcome the problems of the above-mentioned prior art, the purpose of this utility model is to provide one kind for small-bore
The y type temperature point device of pipeline, the use of the device efficiently solve that conventional temperature point equipment measurement error is big, peace
Holding position is limited, influences the problem of equipment operation stability and safety.
The utility model is to be achieved through the following technical solutions:
The utility model discloses a kind of y type temperature point devices for small-bore pipeline, by straight tube at an angle to each other
It is formed with branch pipe, the both ends of straight tube can match with pipe under test；Branch pipe one end is connect with straight tube and internal connection, the other end
With casing connection, casing one end is provided with thermometric nozzle, and the other end is the cecum being inserted into inside branch pipe, is equipped with axis in cecum
Hole can be put into temperature measuring equipment；The end of the cecum of casing is flushed with straight tube inner wall.
Preferably, the angle between straight tube and branch pipe is 30 °~60 °.
It is further preferred that the angle between straight tube and branch pipe is 45 °.
Preferably, branch pipe and casing pass through welded connecting.
Preferably, branch pipe and casing are connected through a screw thread.
It is further preferred that the threaded connection place of branch pipe and casing is equipped with seal washer.
Preferably, thermometric nozzle is screw hole.
It is further preferred that being equipped with seal washer in thermometric nozzle.
Preferably, inside pipe casing is equipped with conduction oil.
Preferably, straight tube both ends are respectively inlet interface and discharge coupling, are equipped with inside inlet interface and discharge coupling close
Seal washer.
Compared with prior art, the utility model has technical effect beneficial below:
Y type temperature point device disclosed by the utility model for small-bore pipeline, including be made of straight tube and branch pipe
Y shape tee pipe fitting, in use, straight tube both ends are installed on any straight pipe of pipe under test, by temperature measuring equipment from casing
On thermometric nozzle be packed into the axis hole in cecum, the end of cecum flushes with the inner wall of straight tube, and casing and the branch seal of tube are connected
It connects, the temperature in pipe under test can be measured.The device it is reasonable in design, can directly be installed at pipe under test
Any straight pipe on, installation space is convenient, flexible, overcomes the limitation of prior art installation site, and the end of cecum
Flushed with straight tube inner wall, the through ball test after not influencing hydraulic test of pipeline, improve the quality of equipment and the safety of operation,
Stability.
Further, the angle between straight tube and branch pipe is 30 °~60 °, is analyzed by medium flow field, and angle is greater than 60 °
When, branch pipe flow reduces, and the received heat exchange of temperature measuring equipment at this time is gradually reduced；When angle is less than 30 °, branch pipe flow increases,
But branch pipe end is sealed tube again, will form turbulent flow at threeway, and main pipeline formation is made to gush resistance phenomenon.
Further, the angle between straight tube and branch pipe is 45 °, and flow trim in branch pipe, the end of cecum are attached at this time
Nearly flow field temperature and the temperature in institute's test tube road are of substantially equal, and institute's measured data error is minimum.
Further, branch pipe and casing pass through welded connecting, it is ensured that the leakproofness of device improves the safety of device
And stability.
Further, branch pipe and casing are connected through a screw thread, and are easy for installation and removal, and can periodically be carried out to branch pipe inside
Cleaning avoids impurity and scale from influencing temperature measurement accuracy.Seal washer is arranged in junction, improves the leakproofness of device.
Further, thermometric nozzle is screw hole, can be convenient the temperature measuring equipments such as installation thermocouple.Thermometric nozzle is equipped with sealing
Washer improves the leakproofness of device.
Further, conduction oil is housed inside the axis hole of casing cecum, increases cecum and is passed to the heat between temperature measuring equipment
Efficiency is passed, measurement error is reduced.
Further, it is equipped with seal washer inside the inlet interface and discharge coupling at straight tube both ends, improves sealing device
Leakproofness.
Detailed description of the invention
Fig. 1 is the temperature point schematic device being vertically mounted on pipeline in the prior art；
Fig. 2 is T-type path mouth pipe temperature point equipment schematic diagram in the prior art；
Fig. 3 is the structural schematic diagram of the utility model；
Fig. 4 is the structural schematic diagram of the casing of the utility model；
Fig. 5 is the medium flow field figure of the utility model.
In figure, 1 is straight tube, and 2 be casing, and 3 be inlet interface, and 4 be discharge coupling, and 5 be branch pipe, and 6 be thermometric nozzle.
Specific embodiment
The utility model is described in further detail with reference to the accompanying drawing:
A kind of y type temperature point device for small-bore pipeline as shown in Figure 3, including y shape tee pipe fitting, y shape three
Way pipe fitting is made of straight tube 1 and branch pipe 5 at an angle to each other, straight tube 1 and branch pipe 5 it is at an angle to each other preferably 30 °~60 °, it is optimal to be
45 °, such as Fig. 5, through CFD flow field analysis: when angle is greater than 60 °, branch pipe flow reduces, the received heat exchange of temperature measuring equipment at this time by
It is decrescence small；When angle is less than 30 °, branch pipe flow increases, but branch pipe end is sealed tube again, will form turbulent flow at threeway,
Main pipeline formation is set to gush resistance phenomenon.When the angle between straight tube and branch pipe is 45 °, flow trim in branch pipe at this time, cecum
Nearby flow field temperature and the temperature in institute's test tube road are of substantially equal for end, and institute's measured data error is minimum.The both ends of straight tube 1 are respectively
Inlet interface 3 and discharge coupling 4, can match with pipe under test, it is preferable that be equipped with inside inlet interface 3 and discharge coupling 4
Seal washer enhances leakproofness.5 one end of branch pipe is connect with straight tube 1 and internal connection, the other end connect with casing 2, preferably adopt
With welding or the connection type of screw thread, it is using the advantages of threaded connection, periodically branch pipe inside can be cleared up, avoided
Impurity and scale influence temperature measurement accuracy.If in junction, setting seal washer carrys out the sealing of enhancement device using being threadedly coupled
Property.2 one end of casing is provided with thermometric nozzle 6, is illustrated in figure 4 the structural schematic diagram of casing 2, and thermometric nozzle 6 is preferably screw hole, energy
Enough facilitate the temperature measuring equipments such as installation thermometric galvanic couple, is equipped with seal washer at screw hole；The other end be inserted into it is blind inside branch pipe 5
End, cecum is interior to be equipped with axis hole, it is preferable that at work to filling conduction oil in axis hole, can increase cecum outer wall in
Wall arrives the heat transference efficiency between temperature measuring equipment again, reduces measurement error.The end of the cecum of casing 2 is flushed with 1 inner wall of straight tube, blind
The end at end does not influence the through ball test after hydraulic test of pipeline, improves the quality of equipment and the safety of operation, stability.
Claims (10)
1. a kind of y type temperature point device for small-bore pipeline, which is characterized in that by straight tube (1) and branch at an angle to each other
(5) composition is managed, the both ends of straight tube (1) can match with pipe under test；Branch pipe (5) one end is connect with straight tube (1) and inside connects
Logical, the other end is connect with casing (2), and casing (2) one end is provided with thermometric nozzle (6), and the other end is to be inserted into branch pipe (5) inside
Cecum, axis hole is equipped in cecum, temperature measuring equipment can be put into；The end of the cecum of casing (2) and straight tube (1) inner wall are neat
It is flat.
2. the y type temperature point device according to claim 1 for small-bore pipeline, which is characterized in that straight tube (1) and
Angle between branch pipe (5) is 30 °~60 °.
3. the y type temperature point device according to claim 2 for small-bore pipeline, which is characterized in that straight tube (1) and
Angle between branch pipe (5) is 45 °.
4. the y type temperature point device according to claim 1 for small-bore pipeline, which is characterized in that branch pipe (5) and
Casing (2) passes through welded connecting.
5. the y type temperature point device according to claim 1 for small-bore pipeline, which is characterized in that branch pipe (5) and
Casing (2) is connected through a screw thread.
6. the y type temperature point device according to claim 5 for small-bore pipeline, which is characterized in that branch pipe (5) and
The threaded connection place of casing (2) is equipped with seal washer.
7. the y type temperature point device according to claim 1 for small-bore pipeline, which is characterized in that thermometric nozzle
It (6) is screw hole.
8. the y type temperature point device according to claim 7 for small-bore pipeline, which is characterized in that thermometric nozzle
(6) seal washer is equipped in.
9. the y type temperature point device according to claim 1 for small-bore pipeline, which is characterized in that casing (2) is blind
Conduction oil is housed inside the axis hole at end.
10. the y type temperature point device according to claim 1 for small-bore pipeline, which is characterized in that straight tube (1)
Both ends are respectively inlet interface (3) and discharge coupling (4), are equipped with seal washer inside inlet interface (3) and discharge coupling (4).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821828801.7U CN208860494U (en) | 2018-11-07 | 2018-11-07 | A kind of y type temperature point device for small-bore pipeline |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821828801.7U CN208860494U (en) | 2018-11-07 | 2018-11-07 | A kind of y type temperature point device for small-bore pipeline |
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| Publication Number | Publication Date |
|---|---|
| CN208860494U true CN208860494U (en) | 2019-05-14 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201821828801.7U Active CN208860494U (en) | 2018-11-07 | 2018-11-07 | A kind of y type temperature point device for small-bore pipeline |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113701906A (en) * | 2021-08-26 | 2021-11-26 | 英业达科技有限公司 | Method for measuring liquid temperature in liquid cooling loop |
-
2018
- 2018-11-07 CN CN201821828801.7U patent/CN208860494U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113701906A (en) * | 2021-08-26 | 2021-11-26 | 英业达科技有限公司 | Method for measuring liquid temperature in liquid cooling loop |
| CN113701906B (en) * | 2021-08-26 | 2024-04-05 | 英业达科技有限公司 | Method for measuring liquid temperature in liquid cooling loop |
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