CN205578044U - A tombarthite heat preservation system for steam turbine - Google Patents
A tombarthite heat preservation system for steam turbine Download PDFInfo
- Publication number
- CN205578044U CN205578044U CN201620421353.3U CN201620421353U CN205578044U CN 205578044 U CN205578044 U CN 205578044U CN 201620421353 U CN201620421353 U CN 201620421353U CN 205578044 U CN205578044 U CN 205578044U
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- Prior art keywords
- thermal insulation
- insulation cover
- steam turbine
- piston
- rare
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Abstract
The utility model provides a tombarthite heat preservation system for steam turbine. It has solved current steam turbine does not have heat preservation system, the more technical problem that waits of energy loss. This a tombarthite heat preservation system for steam turbine including the mounting bracket, is provided with lower part open -ended heat preservation cover on the mounting bracket, the cover that keeps warm links to each other with an elevating system that can drive its oscilaltion, and the viewing aperture has been offered to heat preservation cover lateral part, and viewing aperture department is provided with the transparent and observes the board, and it still is equipped with detection mechanism to keep warm to cover, it can be to carrying out the mechanism that adjusts the temperature that adjusts the temperature to be provided with on the mounting bracket in the cover that keeps warm, the mechanism that adjusts the temperature includes expansion box, piston and connecting pipe, and the expansion box is fixed on the mounting bracket, and the piston setting is in the expansion box, and a piston and an elevation structure that can drive its oscilaltion link to each other, and the piston is divided into upper plenum and cavity down with the expansion box, and connecting pipe one end is linked together with cavity down, and the connecting pipe other end and heat preservation are covered and is linked together. The utility model has the advantages of it is reliable to keep warm.
Description
Technical field
This utility model belongs to field of mechanical technique, relates to a kind of rare earth for steam turbine
Heat-insulation system.
Background technology
Steam turbine is the rotary power machinery that the energy of steam is converted into mechanical power,
Also known as steam turbine, be mainly used as prime mover of generating, it is possible to directly the various pumps of driving,
Blower fan, compressor and propeller for vessels etc., it is also possible to utilize steam discharge or the centre of steam turbine
Draw gas to meet and produce and heat supply needs in life.In order to put forward high-octane service efficiency,
Need steam turbine is arranged heat-insulation system, it is to avoid energy loss.
Through retrieval, as Chinese patent literature disclose a kind of steam turbine [application number:
200680040533.6；Publication number: CN 101300405].This vapour with housing
Turbine, the turbine shaft wherein with thrust balancing piston is arranged in described with rotationally supporting
The inside of housing and orienting along rotation axis, wherein described housing and turbine shaft it
Between formed flow channel, wherein said turbine shaft has therein for along described rotation
The cooling pipe of the direction delivery cooled vapor of shaft axis, and described cooling pipe one side
Face is connected with at least one flow ipe, is used for making cooling steam from described flow channel
Flowing in described cooling pipe, on the other hand wherein said cooling pipe flows with at least one
Going out pipeline to be connected, for cooling steam guides thrust balancing piston skirt surface, it is special
Levy and be for the mixed vapour being made up of cooling steam and balance vent piston leakage steam is led
The return conduits returned, wherein said return conduits imports in described flow channel.
Although the steam turbine working stability disclosed in this patent, but, this steam turbine is without protecting
Temperature system, energy loss is more, therefore, designs a kind of rare earth for steam turbine and protects
Temperature system is necessary.
Summary of the invention
The purpose of this utility model is to there are the problems referred to above for existing technology, it is proposed that
A kind of rare-earth thermal insulating system for steam turbine, it is reliable that this rare-earth thermal insulating system has insulation
Feature.
The purpose of this utility model can be realized by following technical proposal: for steam turbine
Rare-earth thermal insulating system, including installing rack, it is characterised in that on described installing rack arrange
There are the thermal insulation cover of lower openings, thermal insulation cover and can drive the elevating mechanism of its oscilaltion
Being connected, thermal insulation cover sidepiece offers observation panel, is provided with transparent access panel at observation panel,
Testing agency it is additionally provided with on thermal insulation cover；It is provided with on installing rack and can adjust in thermal insulation cover
The thermoregulative mechanism of temperature, thermoregulative mechanism includes expansion box, piston and connecting tube, and expansion box is solid
Being scheduled on installing rack, piston is arranged in expansion box, and piston and can drive it to rise up and down
The lifting structure of fall is connected, and expansion box is divided into upper plenum and lower cavity, connecting tube by piston
One end is connected with lower cavity, and the connecting tube other end is connected with thermal insulation cover top.
This is as follows for the operation principle of the rare-earth thermal insulating system of steam turbine: when steam turbine work
When making, drive thermal insulation cover to move down by elevating mechanism and cover steam turbine, when in thermal insulation cover
When temperature is too high, is driven by lifting structure and move on piston, make the steam in thermal insulation cover lead to
Cross connecting tube to be pumped in the lower cavity of expansion box, make the temperature in thermal insulation cover will not be too high,
Insulation is reliable；Thermal insulation cover sidepiece offers observation panel, is provided with transparent sight at observation panel
Examine plate, can clearly view the situation in thermal insulation cover by access panel transparent at observation panel,
Observing effect is good.
There is outside described thermal insulation cover rare earth layer, dilute the thickness of the layer 10-30mm.
Use above structure, in rare earth layer is set outside thermal insulation cover making thermal insulation cover
Thermal loss is more slow, high insulating effect.
Described elevating mechanism includes cylinder, guide rail and slide block, and guide rail is vertically fixed on installation
On frame, slide block is arranged on guide rail, and the cylinder body of cylinder is fixed on installing rack, cylinder
Straight down, the piston rod end of cylinder is connected piston rod with slide block, and thermal insulation cover is by even
Extension bar is connected with slide block；It is additionally provided with on guide rail and slide block can be carried out spacing position limiting structure.
Use above structure, move up and down by controlling the piston rod of cylinder, the work of cylinder
Stopper rod band movable slider moves up and down, and slide block drives connecting rod to move up and down, thus drives guarantor
Temperature cover moves up and down, easy to operate；The position of slide block can be carried out by position limiting structure
Spacing, can prevent thermal insulation cover from inadvertently falling off, position-limiting action is good.
Described position limiting structure includes some spacing holes and the gag lever post being opened on guide rail, limit
Bar one end, position is fixed on guide rail by connecting rope, and the gag lever post other end can be located in arbitrarily
In one spacing hole.
Use above structure, by gag lever post one end is fixed on guide rail by connecting rope,
Gag lever post can be made not fall out；Can be located in any one spacing by the gag lever post other end
Kong Zhong, can be spacing firmly by it when thermal insulation cover moves to optional position.
It is fixed with Anti-slip cover on the described gag lever post other end.
Use above structure, the gag lever post other end can be made to wear by the anti-skidding effect of Anti-slip cover
It is located in spacing hole and is not fall off, anti-skidding make good use of.
Described lifting structure includes push-rod electric machine and catch bar, and push-rod electric machine passes through installing plate
Be fixed on installing rack, the push rod of push-rod electric machine straight down, the push rod end of push-rod electric machine
Portion is connected with catch bar one end, and the catch bar other end stretches into upper plenum and is connected with piston.
Use above structure, shortened can drive catch bar upwards by the push rod of push-rod electric machine
Mobile, catch bar drives piston to move up, and then makes lower cavity become big, makes thermal insulation cover
Interior steam is entered in lower cavity by connecting tube.
Described testing agency includes sensor noise, warning lamp and controller, sensor noise
Being arranged in thermal insulation cover, warning lamp is fixed on thermal insulation cover, sensor noise and warning lamp all with
This controller is connected.
Use above structure, the noise in thermal insulation cover can be detected by sensor noise,
When noise is too high, sensor noise transmission signal to controller, controller transmission signal
To warning lamp, warning lamp is reported to the police, and suggesting effect is good.
Compared with prior art, this has following excellent for the rare-earth thermal insulating system of steam turbine
Point:
1, this utility model drives shifting on piston by push-rod electric machine, in making thermal insulation cover
Steam is pumped in the lower cavity of expansion box by connecting tube, makes the temperature in thermal insulation cover not
Can be too high, insulation is reliable；
2, the thermal loss in thermal insulation cover can be made more by arranging rare earth layer outside thermal insulation cover
Add slowly, high insulating effect；
3, the gag lever post other end can be made to be located in spacing hole by the anti-skidding effect of Anti-slip cover
In be not fall off, anti-skidding make good use of；
4, the noise in thermal insulation cover can be detected by sensor noise, when noise is too high
Time, sensor noise transmission signal to controller, controller transmission signal is to warning lamp, alert
Lamp is reported to the police, and suggesting effect is good.
Accompanying drawing explanation
Fig. 1 is cross-sectional view of the present utility model.
In figure, 1, installing rack；2, controller；3, warning lamp；4, sensor noise；6、
Thermal insulation cover；6a, observation panel；7, connecting tube；8, expansion box；8a, lower cavity；8b、
Upper plenum；9, piston；11, catch bar；13, installing plate；14, push-rod electric machine；15、
Cylinder；16, guide rail；16a, spacing hole；18, rope is connected；19, slide block；20, limit
Position bar；21, Anti-slip cover；22, connecting rod；23, access panel.
Detailed description of the invention
The following is specific embodiment of the utility model and combine accompanying drawing, to this utility model
Technical scheme be further described, but this utility model is not limited to these embodiments.
As it is shown in figure 1, this is for the rare-earth thermal insulating system of steam turbine, including installing rack 1,
The material of installing rack 1 is rustless steel, and installing rack 1 is provided with the thermal insulation cover of lower openings
6, the material of thermal insulation cover 6 is rustless steel, and thermal insulation cover 6 and can drive its oscilaltion
Elevating mechanism is connected, and thermal insulation cover 6 sidepiece offers observation panel 6a, sets at observation panel 6a
It is equipped with transparent access panel 23, thermal insulation cover 6 is additionally provided with testing agency；On installing rack 1
Being provided with can be to carrying out the thermoregulative mechanism of homoiothermic in thermal insulation cover 6, thermoregulative mechanism includes gas storage
Case 8, piston 9 and connecting tube 7, the material of expansion box 8 is rustless steel, expansion box 8
Being fixed on installing rack 1, the mode that expansion box 8 is bolted is fixed on installing rack
On 1, piston 9 is arranged in expansion box 8, and piston 9 and can drive its oscilaltion
Lifting structure be connected, expansion box 8 is divided into upper plenum 8b and lower cavity 8a by piston 9,
Connecting tube 7 one end is connected with lower cavity 8a, connecting tube 7 other end and thermal insulation cover 6
Top is connected；There is outside thermal insulation cover 6 rare earth layer, dilute the thickness of the layer 10-30mm,
In the present embodiment, rare earth layer thickness is 20mm, uses above structure, by insulation
Arranging rare earth layer outside cover 6 can make the thermal loss in thermal insulation cover 6 more slow, insulation effect
The best.
As it is shown in figure 1, elevating mechanism includes cylinder 15, guide rail 16 and slide block 19, lead
Rail 16 is vertically fixed on installing rack 1, and guide rail 16 is fixed on peace by the way of welding
Shelving on 1, slide block 19 arranges on track 16, and the cylinder body of cylinder 15 is fixed on installation
On frame 1, the mode that the cylinder body of cylinder 15 is bolted is fixed on installing rack 1,
Straight down, the piston rod end of cylinder 15 is connected the piston rod of cylinder 15 with slide block 19,
The piston rod end of cylinder 15 is connected with slide block 19 by the way of welding, thermal insulation cover 6
It is connected with slide block 19 by connecting rod 22；Being additionally provided with on guide rail 16 can be to slide block 19
Carry out spacing position limiting structure, use above structure, by controlling the piston rod of cylinder 15
Moving up and down and can move up and down by band movable slider 19, slide block 19 drives and moves down in connecting rod 22
Dynamic, thus drive thermal insulation cover 6 to move up and down, easy to operate；Permissible by position limiting structure
The position of slide block 19 is carried out spacing, can prevent thermal insulation cover 6 from inadvertently falling off, position-limiting action
Good.
As it is shown in figure 1, position limiting structure includes the some spacing holes offered on track 16
16a and gag lever post 20, in the present embodiment, spacing hole 16a is three；Gag lever post 20
One end is fixing on track 16 by connecting rope 18, and gag lever post 20 other end can be located in
In any one spacing hole 16a, use above structure, by gag lever post 20 one end is led to
Cross connection rope 18 fixing on track 16, gag lever post 20 can be made not fall out；By limit
Position bar 20 other end can be located in any one spacing hole 16a, can be at thermal insulation cover 6
When moving to optional position, it is spacing firmly.
As it is shown in figure 1, be fixed with Anti-slip cover 21 on gag lever post 20 other end, use with
Upper structure, can make gag lever post 20 other end be located in by the anti-skidding effect of Anti-slip cover 21
Spacing hole 16a is not fall off, anti-skidding makes good use of.
As it is shown in figure 1, lifting structure includes push-rod electric machine 14 and catch bar 11, push rod
Motor 14 is fixed on installing rack 1 by installing plate 13, and the push rod of push-rod electric machine 14 erects
Straight the push rod end of push-rod electric machine 14 is connected with catch bar 11 one end downwards, push rod electricity
The push rod end of machine 14 is connected with catch bar 11 one end by the way of welding, catch bar
11 other ends stretch into upper plenum 8b and are connected with piston 9, use above structure, by pushing away
The push rod shortening of bar motor 14 can drive catch bar 11 to move up, and catch bar 11 drives
Piston 9 moves up, and then makes lower cavity 8a become big, makes the steam in thermal insulation cover 6 lead to
Cross connecting tube 7 to enter in lower cavity 8a.
As it is shown in figure 1, testing agency includes sensor noise 4, warning lamp 3 and controller 2,
Sensor noise 4 is arranged in thermal insulation cover 6, and warning lamp 3 is fixed on thermal insulation cover 6, alert
The mode that lamp 3 is bolted is fixed on thermal insulation cover 6, sensor noise 4 and police
Lamp 3 is all connected with this controller 2, sensor noise 4 and warning lamp 3 all by circuit with
This controller 2 is connected, and in the present embodiment, controller 2 uses and can buy on market
Single-chip microcomputer, the program of Single-chip Controlling sensor and warning lamp is existing, and its program is not required to
Update；Use above structure, thermal insulation cover can be detected by sensor noise 4
Noise in 6, when noise is too high, sensor noise 4 transmits signal to controller 2,
Controller 2 transmits signal and reports to the police to warning lamp 3, warning lamp 3, and suggesting effect is good.
This is as follows for the operation principle of the rare-earth thermal insulating system of steam turbine: when steam turbine work
When making, move down by controlling the piston rod of cylinder 15, the piston rod band of cylinder 15
Movable slider 19 moves down, and slide block 19 drives connecting rod 22 to move down, thus drives
Thermal insulation cover 6 moves down, and makes thermal insulation cover 6 move down and covers steam turbine, when in thermal insulation cover 6
Temperature too high time, shortened by the push rod of push-rod electric machine 14 can drive catch bar 11 to
Upper movement, catch bar 11 drives piston 9 to move up, and makes the lower cavity of expansion box 8
8a becomes big, so that the steam in thermal insulation cover 6 is pumped to expansion box 8 by connecting tube 7
Lower cavity 8a in, make the temperature in thermal insulation cover 6 will not be too high.
Specific embodiment described herein is only for example to this utility model spirit
Explanation.This utility model person of ordinary skill in the field can be to described concrete
Embodiment is made various amendment or supplements or use similar mode to substitute, but not
Spirit of the present utility model can be deviateed or surmount model defined in appended claims
Enclose.
Claims (7)
1., for a rare-earth thermal insulating system for steam turbine, including installing rack, its feature exists
In, described installing rack is provided with the thermal insulation cover of lower openings, thermal insulation cover and can drive
The elevating mechanism of its oscilaltion is connected, and thermal insulation cover sidepiece offers observation panel, observation panel
Place is provided with transparent access panel, and thermal insulation cover is additionally provided with testing agency；Set on installing rack
Be equipped with can to carrying out the thermoregulative mechanism of homoiothermic in thermal insulation cover, thermoregulative mechanism include expansion box,
Piston and connecting tube, expansion box is fixed on installing rack, and piston is arranged in expansion box,
Piston and one can drive the lifting structure of its oscilaltion to be connected, and expansion box is divided into by piston
Upper plenum and lower cavity, connecting tube one end is connected with lower cavity, the connecting tube other end and
Thermal insulation cover top is connected.
Rare-earth thermal insulating system for steam turbine the most according to claim 1, it is special
Levy and be, there is outside described thermal insulation cover rare earth layer, dilute the thickness of the layer 10-30mm.
Rare-earth thermal insulating system for steam turbine the most according to claim 1, it is special
Levying and be, described elevating mechanism includes cylinder, guide rail and slide block, and guide rail is vertically fixed on
On installing rack, slide block is arranged on guide rail, and the cylinder body of cylinder is fixed on installing rack, gas
Straight down, the piston rod end of cylinder is connected the piston rod of cylinder with slide block, and thermal insulation cover leads to
Cross connecting rod to be connected with slide block；Be additionally provided with on guide rail slide block can be carried out spacing spacing
Structure.
Rare-earth thermal insulating system for steam turbine the most according to claim 3, it is special
Levying and be, described position limiting structure includes some spacing holes and the gag lever post being opened on guide rail,
Gag lever post one end is fixed on guide rail by connecting rope, and the gag lever post other end can wear in office
Anticipate in a spacing hole.
Rare-earth thermal insulating system for steam turbine the most according to claim 4, it is special
Levy and be, institute's gag lever post other end is fixed with Anti-slip cover.
Rare-earth thermal insulating system for steam turbine the most according to claim 5, it is special
Levying and be, described lifting structure includes push-rod electric machine and catch bar, and push-rod electric machine is by peace
Dress plate be fixed on installing rack, the push rod of push-rod electric machine straight down, pushing away of push-rod electric machine
Boom end is connected with catch bar one end, and the catch bar other end stretches into upper plenum and is connected with piston.
Rare-earth thermal insulating system for steam turbine the most according to claim 1, it is special
Levying and be, described testing agency includes sensor noise, warning lamp and controller, and noise passes
Sensor is arranged in thermal insulation cover, and warning lamp is fixed on thermal insulation cover, sensor noise and warning lamp
All it is connected with this controller.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620421353.3U CN205578044U (en) | 2016-05-11 | 2016-05-11 | A tombarthite heat preservation system for steam turbine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620421353.3U CN205578044U (en) | 2016-05-11 | 2016-05-11 | A tombarthite heat preservation system for steam turbine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205578044U true CN205578044U (en) | 2016-09-14 |
Family
ID=56857548
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620421353.3U Expired - Fee Related CN205578044U (en) | 2016-05-11 | 2016-05-11 | A tombarthite heat preservation system for steam turbine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205578044U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106979045A (en) * | 2017-04-10 | 2017-07-25 | 安徽誉特双节能技术有限公司 | Sucking condensing turbine |
-
2016
- 2016-05-11 CN CN201620421353.3U patent/CN205578044U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106979045A (en) * | 2017-04-10 | 2017-07-25 | 安徽誉特双节能技术有限公司 | Sucking condensing turbine |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| 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: 20160914 Termination date: 20190511 |