CN207776915U - Low pressure (LP) cylinder exhaust temperature mounting device - Google Patents
Low pressure (LP) cylinder exhaust temperature mounting device Download PDFInfo
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- CN207776915U CN207776915U CN201820164216.5U CN201820164216U CN207776915U CN 207776915 U CN207776915 U CN 207776915U CN 201820164216 U CN201820164216 U CN 201820164216U CN 207776915 U CN207776915 U CN 207776915U
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Abstract
The utility model discloses a kind of low pressure (LP) cylinder exhaust temperature mounting devices, temperature including being fixed on low pressure (LP) cylinder casing wall installs casing, the temperature installation casing includes temperature installation casing first section, temperature installs casing stage casing and temperature installs casing latter end, temperature element (TE is installed casing by temperature and fixes and draw by the utility model, temperature installs casing and uses three-stage structure, it realizes and is connected and fixed with low pressure (LP) cylinder casing wall respectively, temperature element (TE is drawn and is come into full contact with steam, temperature element (TE installs casing setting by temperature, it can bear stronger steam flush power, the structure of three-stage can ensure that steam contacts fully with temperature element (TE, and it is arranged by notch, so that temperature installation inside pipe casing is not easy ponding.Temperature element (TE can be securely provided in low pressure (LP) cylinder by the utility model, solve the problems, such as that thermal power plant low pressure (LP) cylinder exhaust temperature measuring cell cannot react actual condition strictly according to the facts.
Description
Technical field
The utility model belongs to steam turbine technology field, and in particular to a kind of low pressure (LP) cylinder exhaust temperature mounting device.
Background technology
Since thermal power plant is during carrying out Efficiency Calculation and unit performance and calculating, low pressure (LP) cylinder exhaust temperature and
Exhaust steam pressure is two very important calculating data, thus temperature unit monitoring exhaust temperature can be arranged in low pressure (LP) cylinder.And
In actually measuring, exhaust temperature causes at this temperature-measuring element not often due to steam is turbulent, vortex and the problem of dead angle
Actual condition can be reacted strictly according to the facts, and temperature element (TE is easy to happen fracture under gravity and steam flush effect.Therefore, it is necessary to
A kind of special temperature mounting device ensures the measurement accuracy and reliability of temperature element (TE.
Utility model content
The utility model solve the technical issues of be：Cause for installation is unreliable existing for the temperature element (TE in low pressure (LP) cylinder
The inaccurate problem of measurement, a kind of low pressure (LP) cylinder exhaust temperature mounting device is provided.
The utility model adopts the following technical solution realizes：
Low pressure (LP) cylinder exhaust temperature mounting device, including the temperature being fixed on low pressure (LP) cylinder casing wall 2 install casing, the temperature
Installation casing includes temperature installation casing first section 11, temperature installation casing stage casing 12 and temperature installation casing latter end 13, wherein
The temperature installation casing first section 11, which runs through, to be fixed on low pressure (LP) cylinder casing wall 2, and in temperature installation casing first section 11
Lock-on connection 15 is fixedly installed in outboard end positioned at low pressure (LP) cylinder casing wall 2；
Temperature installation casing stage casing 12 is connect with 11 bending of temperature installation casing first section, and along low pressure (LP) cylinder casing wall 2
Inner wall arrangement；
Temperature installation casing latter end 13 is installed 12 bending of casing stage casing with temperature and is connect, and with the steaming in low pressure (LP) cylinder
Steam flow is arranged to intersection, several notch 14 is offered on the temperature installation casing latter end 13, and install casing latter end in temperature
Plug 16 is fixedly installed in 13 end；
The temperature installation casing internal run-through is equipped with temperature element (TE 3, and the temperature element (TE 3 is drawn by lock-on connection 15
Go out low pressure (LP) cylinder.
Further, the temperature installation casing first section 11, which runs through, is weldingly fixed on low pressure (LP) cylinder casing wall 2.
Preferably, the temperature element (TE 3 is armoured thermocouple, and armoured thermocouple is fixedly connected with lock-on connection.
Further, the lock-on connection 15 is fixed on the end that temperature installs casing first section 11 by swollen hoop joint sealing
Portion.
Further, the notch 14 is symmetrically distributed in the both sides of temperature installation casing latter end 13, forms connection temperature peace
Fish scale-shaped engraved structure inside and outside tubing.
Further, the plug 16 is fixed on the end that temperature installs casing latter end 13 by spot welding.
In the low pressure (LP) cylinder exhaust temperature mounting device of the utility model, temperature installation casing stage casing 12 is pacified with temperature
It is arranged in 90 ° of bendings between tubing first section 11, between the temperature installation casing latter end 13 and temperature installation casing stage casing 12
It is arranged in 120 ° of bendings.
Further, temperature installation casing stage casing 12 is parallel to the arrangement of low pressure (LP) cylinder casing wall 2, and passes through U-shaped fixed spiral shell
Bar assembly 42 is fixedly connected with the fixing bracket 41 on 2 inside of low pressure (LP) cylinder casing wall.
Temperature element (TE is installed casing by temperature and fixes and draw by the utility model, and temperature installs casing using three sections of knots
Structure realizes respectively with being connected and fixed of low pressure (LP) cylinder casing wall, temperature element (TE extraction and is come into full contact with steam that temperature element (TE passes through
Temperature installs casing setting, can bear stronger steam flush power, the structure of three-stage can ensure steam and temperature element (TE
Contact is abundant, and is arranged by notch so that temperature installation inside pipe casing is not easy ponding.
From the above mentioned, temperature element (TE can be securely provided in low pressure (LP) cylinder by the technical solution of the utility model, be solved
The problem of thermal power plant low pressure (LP) cylinder exhaust temperature measuring cell cannot react actual condition strictly according to the facts.
Below in conjunction with the drawings and specific embodiments, the utility model is described in further detail.
Description of the drawings
Fig. 1 is the scheme of installation of the low pressure (LP) cylinder exhaust temperature mounting device in embodiment.
Fig. 2 is that the temperature in embodiment installs casing structural schematic diagram.
Figure label：11- temperature installs casing first section, and 12- temperature installs casing stage casing, and 13- temperature installs casing latter end,
14- notch, 15- lock-on connections, 16- plugs, 2- low pressure (LP) cylinder casing walls, 3- temperature element (TEs, 41- fixing brackets, 42- standing screw groups
Part.
Specific implementation mode
Embodiment
Referring to Fig. 1, it is illustrated that in for the low pressure (LP) cylinder exhaust temperature mounting device that is arranged in turbine low pressure cylinder be this reality
With novel preferred embodiment, temperature installation casing first section 11, temperature installation casing stage casing 12, temperature installation casing end are specifically included
Section 13, lock-on connection 15, plug 16 and several groups fixing bracket 41 and standing screw component.
The specific installation casing of temperature as shown in Figure 2 first section 11, temperature installation casing stage casing 12 and temperature install casing latter end
13 form three sections by a complete pipeline bending, wherein low pressure (LP) cylinder exhaust temperature mounting device, including it is fixed on low pressure (LP) cylinder cylinder
Temperature on wall 2 installs casing, and temperature installation casing includes temperature installation casing first section 11, temperature installation casing stage casing 12 and temperature
Degree installation casing latter end 13, wherein for temperature installation casing first section 11 through being fixed on low pressure (LP) cylinder casing wall 2, temperature installs casing
Stage casing 12 is connect with 11 bending of temperature installation casing first section, and along the inner wall fixed and arranged of low pressure (LP) cylinder casing wall 2, temperature installation set
Pipe latter end 13 is connect with 12 bending of temperature installation casing stage casing, and intersects arrangement with the steam flow in low pressure (LP) cylinder.
Again as shown in Figure 1, in the present embodiment, it is in " J " type structure that temperature, which installs casing integrally, and temperature installs casing stage casing
It is arranged in 90 ° of bendings between 12 and temperature installation casing first section 11, also, temperature installation casing stage casing 12 is parallel to low pressure (LP) cylinder cylinder
Wall 2 is arranged, is welded and fixed equipped with several groups right angle knot along the direction in temperature installation casing stage casing 12 in the inside of low pressure (LP) cylinder casing wall 2
The fixing bracket 41 of structure, and be fixedly connected in temperature installation casing stage casing with fixing bracket 41 by U-shaped standing screw component 42,
It is fixedly installed relative to low pressure (LP) cylinder casing wall with together with temperature installation casing first section.Temperature installs casing latter end 13 and temperature installation set
It is arranged in 120 ° of bendings between pipe stage casing 12.
Temperature installation inside pipe casing setting is through with the temperature element (TE 3 of detection exhaust temperature, and temperature element (TE 3 is using armouring warm
Galvanic couple, armoured thermocouple are fixed with lock-on connection 15, are located at the outboard end of low pressure (LP) cylinder casing wall 2 in temperature installation casing first section 11
It is welded with swollen hoop connector, after armoured thermocouple inserting is installed to temperature in casing, lock-on connection 15 is close to swollen hoop joint lock and connects,
And seal temperature element 3, avoid steam from joint leaks.
Several notch 14 are offered on temperature installation casing latter end 13, notch 14 is symmetrically distributed in temperature installation casing latter end
13 both sides form the fish scale-shaped engraved structure inside and outside connection temperature installation casing, convenient for the temperature being arranged in temperature installation casing
Degree element carries out thermometric to the steam entered by notch, while the ponding in temperature installation casing can also be arranged by notch
Go out, ponding is avoided to influence the work of temperature element (TE.It is fixed and is set by way of electric welding in the end of temperature installation casing latter end 13
Set plug 16.
Hydraulic pressure bent tube technique can be used for the temperature installation casing of the present embodiment and flower knife technique is processed.First, according to
In-site installation condition, temperature install length, specification and the installation position of each section of casing, a straight tube are passed through hydraulic pressure bend pipe
Technique is bent into " J " type bend pipe shown in Fig. 2；Then it is processed and is cut by flower knife technique on temperature installation casing latter end
Mouthful, the end that casing latter end is installed in temperature is welded fixed plug 16；In the condition according to live steam turbine equipment, determine low
Temperature installation casing first section is extended through trepanning and welded, is welded and fixed in low pressure (LP) cylinder inboard wall of cylinder block by trepanning on cylinder pressure casing wall
Holder is fixed temperature installation casing stage casing with U-shaped screw rod and nut assembly.Temperature element (TE is finally inserted into temperature peace
After tubing, the swollen hoop connector of end set and lock-on connection of casing first section are installed in temperature, utilize swollen hoop connector and locking
Temperature element (TE is sealed to draw and be fixed by connector.
The advantages of embodiment above describes the basic principles and main features of the utility model and the utility model, one's own profession
The technical staff of industry is it should be appreciated that the present utility model is not limited to the above embodiments, described in above embodiments and description
Only illustrate the concrete operating principle of the utility model, on the premise of not departing from the spirit and scope of the utility model, this reality
It will also have various changes and improvements with novel, these various changes and improvements fall within the scope of the claimed invention, this
Utility model is claimed range and is defined by the appending claims and its equivalent thereof.
Claims (8)
1. low pressure (LP) cylinder exhaust temperature mounting device, it is characterised in that：Including the temperature installation set being fixed on low pressure (LP) cylinder casing wall (2)
Pipe, the temperature installation casing include temperature installation casing first section (11), temperature installation casing stage casing (12) and temperature installation set
Pipe latter end (13), wherein
The temperature installation casing first section (11), which is run through, to be fixed on low pressure (LP) cylinder casing wall (2), and installs casing first section in temperature
(11) it is located at the outboard end fixed setting lock-on connection (15) of low pressure (LP) cylinder casing wall (2)；
Temperature installation casing stage casing (12) connect with temperature installation casing first section (11) bending, and along low pressure (LP) cylinder casing wall
(2) inner wall arrangement；
Temperature installation casing latter end (13) is installed casing stage casing (12) bending with temperature and is connect, and with the steaming in low pressure (LP) cylinder
Steam flow is arranged to intersection, several notch (14) is offered on the temperature installation casing latter end (13), and install casing in temperature
The end fixed setting plug (16) of latter end (13)；
The temperature installation casing internal run-through is equipped with temperature element (TE (3), and the temperature element (TE (3) passes through lock-on connection (15)
Draw low pressure (LP) cylinder.
2. low pressure (LP) cylinder exhaust temperature mounting device according to claim 1, the temperature installation casing first section (11) is run through
It is weldingly fixed on low pressure (LP) cylinder casing wall (2).
3. low pressure (LP) cylinder exhaust temperature mounting device according to claim 2, the temperature element (TE (3) is armoured thermocouple,
Armoured thermocouple is fixedly connected with lock-on connection.
4. low pressure (LP) cylinder exhaust temperature mounting device according to claim 3, the lock-on connection (15) passes through swollen hoop connector
It is sealingly fastened in the end of temperature installation casing first section (11).
5. low pressure (LP) cylinder exhaust temperature mounting device according to claim 1, the notch (14) is symmetrically distributed in temperature peace
The both sides of tubing latter end (13) form the fish scale-shaped engraved structure inside and outside connection temperature installation casing.
6. low pressure (LP) cylinder exhaust temperature mounting device according to claim 4, the plug (16) is fixed on temperature by spot welding
The end of degree installation casing latter end (13).
7. the low pressure (LP) cylinder exhaust temperature mounting device according to any one of claim 1-6, the temperature is installed in casing
It is arranged in 90 ° of bendings between section (12) and temperature installation casing first section (11), the temperature installation casing latter end (13) and temperature
It is arranged in 120 ° of bendings between installation casing stage casing (12).
8. low pressure (LP) cylinder exhaust temperature mounting device according to claim 7, temperature installation casing stage casing (12) is parallel
It is arranged in low pressure (LP) cylinder casing wall (2), and passes through the fixing bracket on U-shaped standing screw component (42) and low pressure (LP) cylinder casing wall (2) inside
(41) it is fixedly connected.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820164216.5U CN207776915U (en) | 2018-01-31 | 2018-01-31 | Low pressure (LP) cylinder exhaust temperature mounting device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820164216.5U CN207776915U (en) | 2018-01-31 | 2018-01-31 | Low pressure (LP) cylinder exhaust temperature mounting device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207776915U true CN207776915U (en) | 2018-08-28 |
Family
ID=63211960
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820164216.5U Active CN207776915U (en) | 2018-01-31 | 2018-01-31 | Low pressure (LP) cylinder exhaust temperature mounting device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207776915U (en) |
-
2018
- 2018-01-31 CN CN201820164216.5U patent/CN207776915U/en active Active
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