CN207925649U - A kind of microwave resonance cavity and steam turbine last stage humidity detector - Google Patents
A kind of microwave resonance cavity and steam turbine last stage humidity detector Download PDFInfo
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- CN207925649U CN207925649U CN201820302561.0U CN201820302561U CN207925649U CN 207925649 U CN207925649 U CN 207925649U CN 201820302561 U CN201820302561 U CN 201820302561U CN 207925649 U CN207925649 U CN 207925649U
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- cylinder
- hole
- resonance cavity
- microwave resonance
- cover board
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Abstract
The utility model discloses a kind of microwave resonance cavity and steam turbine last stage humidity detectors, microwave resonance cavity includes cylinder and cover board, wherein one end of cylinder is open end, the other end is blind end, and blind end is equipped with multiple first through hole being connected with cylinder；The open end of cover board and cylinder matches fixation, and equipped with multiple the second through-holes to match with first through hole.It is matched in the second through-hole of the first through hole and setting in actual work, being arranged on cylinder on the cover board and plays the role of isolator, moist steam can either be made to can smoothly enter into inside microwave resonance cavity, and leaving for microwave can be avoided.As shown in the above, the design of individual isolator is compared, directly isolator is arranged on cylinder for the utility model, to prevent isolator to be deviated in vibration, avoids leaky wave；And the set-up mode is simple, it is easy to process.
Description
Technical field
The utility model is related to steam turbine last stage Humidity Detection fields, more specifically to a kind of microwave resonance cavity
And steam turbine last stage humidity detector.
Background technology
Operating parameter in steam turbine operation field, each stage directly affects the economic performance and security performance of system.
For steam turbine last stage humidity, the parameter under each state need to be acquired using steam turbine last stage humidity detector.Vapour
Cylinder is equipped at the probe of turbine final stage humidity detector, probe needs to stretch into cylinder and to the steaming in cylinder when measurement
Vapour carries out Data Detection.In order to enable while steam enters cylinder, microwave is avoided to leave cylinder, cylinder be internally provided with every
From device.
For the prior art, isolator includes 9, two inner cylinder 8, outer barrel partition boards 10；Wherein, inner cylinder 8 and outer barrel 9 are set
Installing is set, and two partition boards 10 are vertically inserted in " ten " word on the barrel of inner cylinder 8 and outer barrel 9, as shown in Figure 4.But it is above-mentioned every
From device, there are certain defects：First, processing difficulties, in order to ensure the assembly that can be coincide between inner cylinder 8, outer barrel 9, partition board 10
Together, higher machining accuracy is needed；Secondly, easy leaky wave can ensure each under stationary state even if machining accuracy is sufficiently high
Tight cooperation between component, but in actual work, because of complicated running environment, component will certainly be caused to vibrate, to
So that center " ten " word location of isolator deviates in resonant cavity, and then lead to leaky wave.
Therefore, how while reducing isolator difficulty of processing, leaky wave is avoided, is that the field is urgently to be resolved hurrily at this stage
Problem.
Utility model content
In view of this, the purpose of this utility model is to provide a kind of microwave resonance cavity, which can
While reducing isolator difficulty of processing, leaky wave is avoided, solves the problems, such as the field at this stage.The purpose of this utility model
Also reside in and a kind of steam turbine last stage humidity detector be provided, which includes above-mentioned microwave resonance cavity, therefore, it is possible to
While reducing isolator difficulty of processing, leaky wave is avoided.
A kind of microwave resonance cavity, including：
Cylinder, one end of the cylinder are open end, and the other end is blind end, and the blind end be equipped with it is multiple with it is described
The first through hole that cylinder is connected；
Cover board, the open end of the cover board and the cylinder match fixation, and equipped with multiple with the first through hole phase
Matching and the second through-hole being connected with the cylinder.
Preferably, the microwave resonance cavity, the regular blind end for being distributed in the cylinder of the first through hole.
Preferably, the microwave resonance cavity, second through-hole is regular to be distributed in the cover board.
Preferably, the microwave resonance cavity, the open end chimb with outward extension of the cylinder, the cover board
It is mutually fixed by chimb and the cylinder.
Preferably, the microwave resonance cavity, the chimb are equipped with the first mounting hole, and the cover board is equipped with and institute
State the second mounting hole that the first mounting hole matches.
Preferably, the microwave resonance cavity, first mounting hole are threaded hole.
Preferably, the microwave resonance cavity, second mounting hole are threaded hole.
A kind of steam turbine last stage humidity detector, is equipped with the microwave resonance cavity described in any bar as above.
The utility model proposes microwave resonance cavity, including cylinder and cover board, wherein one end of cylinder is open end,
The other end is blind end, and blind end is equipped with multiple first through hole being connected with cylinder；The open end phase of cover board and cylinder
With fixation, and equipped with multiple the second through-holes to match with first through hole.It is logical in first in actual work, be arranged on cylinder
The second through-hole of hole and setting on the cover board, which matches, plays the role of isolator, moist steam can either be made to can smoothly enter into microwave humorous
It shakes inside cavity, and leaving for microwave can be avoided.As shown in the above, the design of individual isolator, this practicality are compared
It is novel that directly isolator is arranged on cylinder, to prevent isolator to be deviated in vibration, avoid leaky wave；And it should
Set-up mode is simple, easy to process.Therefore, the utility model proposes microwave resonance cavity, can reduce isolator processing
While difficulty, leaky wave is avoided, solves the problems, such as the field at this stage.
Description of the drawings
In order to illustrate the embodiment of the utility model or the technical proposal in the existing technology more clearly, below will be to embodiment
Or attached drawing needed to be used in the description of the prior art is briefly described, it should be apparent that, the accompanying drawings in the following description is only
It is some embodiments of the utility model, for those of ordinary skill in the art, in the premise not made the creative labor
Under, other drawings may also be obtained based on these drawings.
Fig. 1 is the schematic diagram of specific embodiment of the present invention middle cylinder body；
Fig. 2 is the schematic diagram of specific embodiment of the present invention cover plate；
Fig. 3 is the schematic diagram that specific embodiment of the present invention middle cylinder body and cover board are combined；
Fig. 4 is the vertical view of isolator in the utility model background technology.
In Fig. 1-Fig. 4：
Cylinder -1, first through hole -2, cover board -3, the second through-hole -4, chimb -5, the first mounting hole -6, second are consolidated
Determine hole -7, inner cylinder -8, outer barrel -9, partition board -10.
Specific implementation mode
The core of present embodiment is to provide a kind of microwave resonance cavity, which can reduce
While isolator difficulty of processing, leaky wave is avoided, solves the problems, such as the field at this stage.
Hereinafter, being illustrated to embodiment with reference to attached drawing.In addition, embodiments illustrated below is not to recorded in claim
Utility model content rise any restriction effect.In addition, the full content of the composition represented by following example is not limited to conduct
Necessary to the solution of utility model recorded in claim.
The microwave resonance cavity that present embodiment provides, refers to Fig. 1-Fig. 3；Including cylinder 1 and cover board 3, wherein
One end of cylinder 1 is open end, and the other end is blind end, and blind end is equipped with multiple first through hole 2 being connected with cylinder 1；
The open end of cover board 3 and cylinder 1 matches fixation, and equipped with multiple the second through-holes 4 to match with first through hole 2.In reality
When work, the first through hole 2 being arranged on cylinder 1 and the second through-hole 4 being arranged on cover board 3 match the work for playing isolator
With moist steam can either being made to can smoothly enter into inside microwave resonance cavity, and leaving for microwave can be avoided.It can by the above
Know, compare the design of individual isolator, directly isolator is arranged on cylinder 1 for the utility model, to prevent isolation
Device is deviated in vibration, avoids leaky wave；And the set-up mode is simple, it is easy to process.Therefore, the utility model proposes
Microwave resonance cavity can avoid leaky wave, solve the difficulty in the field at this stage while reducing isolator difficulty of processing
Topic.
It is referred to it should be noted that the first through hole 2 and the second through-hole 4 mentioned in present embodiment match
After cover board 3 and the assembly of cylinder 1 are fixed, the second through-hole 4 in the first through hole 2 and cover board 3 on cylinder 1 is in number and opposite position
It is the same to set, as shown in Figs. 1-3.
The microwave resonance cavity that present embodiment provides, in order to while ensureing that moist steam enters resonance cylinder 1,
Leaky wave is avoided, the blind end of cylinder 1 can be distributed in by first through hole 2 is regular, such as be uniformly distributed；Similarly, it can incite somebody to action
Second through-hole 4 is regular to be distributed on cover board 3.
The microwave resonance cavity that present embodiment provides, cover board 3 and cylinder 1 can pass through the modes such as be clamped, be spirally connected
It is secured together, in actual design, dismounts and ensure certain tightness for convenience, bolt and spiral shell can be selected
Female mating connection.Can be in the open end of cylinder 1 chimb 5 with outward extension, and be equipped with first on the chimb 5 and fix
Hole 6 is equipped with the second mounting hole 7 to match with first mounting hole 6 on cover board 3.Above-mentioned first mounting hole 6 and second is fixed
Hole 7 can be threaded hole or the through-hole of non-threaded.
Present embodiment also provides a kind of steam turbine last stage humidity detector, and the steam turbine last stage Humidity Detection
Device includes above-mentioned microwave resonance cavity, and therefore, the steam turbine last stage humidity detector is also in the right of the utility model
In protection domain.
The foregoing description of the disclosed embodiments enables professional and technical personnel in the field to realize or use this practicality new
Type.Various modifications to these embodiments will be apparent to those skilled in the art, and determine herein
The General Principle of justice can be realized in other embodiments without departing from the spirit or scope of the present utility model.Cause
This, the utility model is not intended to be limited to the embodiments shown herein, and is to fit to and principles disclosed herein
The widest range consistent with features of novelty.
Claims (8)
1. a kind of microwave resonance cavity, which is characterized in that including：
One end of cylinder (1), the cylinder (1) is open end, and the other end is blind end, and the blind end is equipped with multiple and institute
State the first through hole (2) that cylinder (1) is connected；
Cover board (3), the open end of the cover board (3) and the cylinder (1) match fixation, and equipped with it is multiple with it is described first logical
The second through-hole (4) that hole (2) matches and is connected with the cylinder (1).
2. microwave resonance cavity according to claim 1, which is characterized in that the regular distribution of the first through hole (2)
Blind end in the cylinder (1).
3. microwave resonance cavity according to claim 1, which is characterized in that the regular distribution of second through-hole (4)
In the cover board (3).
4. microwave resonance cavity according to claim 1, which is characterized in that the open end of the cylinder (1) is equipped with outside
The chimb (5) of extension, the cover board (3) are mutually fixed by chimb (5) and the cylinder (1).
5. microwave resonance cavity according to claim 4, which is characterized in that the chimb (5) is equipped with the first mounting hole
(6), the cover board (3) is equipped with the second mounting hole (7) to match with first mounting hole (6).
6. microwave resonance cavity according to claim 5, which is characterized in that first mounting hole (6) is threaded hole.
7. microwave resonance cavity according to claim 5, which is characterized in that second mounting hole (7) is threaded hole.
8. a kind of steam turbine last stage humidity detector, which is characterized in that installation is just like micro- described in claim 1-7 any bars
Wave resonance cavity.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820302561.0U CN207925649U (en) | 2018-03-05 | 2018-03-05 | A kind of microwave resonance cavity and steam turbine last stage humidity detector |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820302561.0U CN207925649U (en) | 2018-03-05 | 2018-03-05 | A kind of microwave resonance cavity and steam turbine last stage humidity detector |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207925649U true CN207925649U (en) | 2018-09-28 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820302561.0U Expired - Fee Related CN207925649U (en) | 2018-03-05 | 2018-03-05 | A kind of microwave resonance cavity and steam turbine last stage humidity detector |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207925649U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108321485A (en) * | 2018-03-05 | 2018-07-24 | 华北电力大学（保定） | A kind of microwave resonance cavity and steam turbine last stage humidity detector |
-
2018
- 2018-03-05 CN CN201820302561.0U patent/CN207925649U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108321485A (en) * | 2018-03-05 | 2018-07-24 | 华北电力大学（保定） | A kind of microwave resonance cavity and steam turbine last stage humidity detector |
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|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20180928 Termination date: 20200305 |