CN208418692U - thermal deaerator - Google Patents
thermal deaerator Download PDFInfo
- Publication number
- CN208418692U CN208418692U CN201820430885.2U CN201820430885U CN208418692U CN 208418692 U CN208418692 U CN 208418692U CN 201820430885 U CN201820430885 U CN 201820430885U CN 208418692 U CN208418692 U CN 208418692U
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- Prior art keywords
- steam
- branch pipe
- shoulder
- water spraying
- spraying tray
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Abstract
The utility model provides a kind of thermal deaerator, it include: deoxygenation head, deoxygenation water tank and valve, the deoxygenation head includes cylinder, steam inlet pipe, steam lead, steam branch pipe and water spraying tray, described steam inlet pipe one end is located at outside the cylinder, the other end passes through the cylinder, is connected to the steam lead;The valve is installed on one end of the steam inlet pipe, and the valve includes the first shoulder, the second shoulder, piston and communicating pipe and driving mechanism, and first shoulder and second shoulder are facing with each other and be suitable for inside and define the space mobile for the piston.Water carries out primary deoxygenation when by water spraying tray, and the steam that the water by primary deoxygenation is sprayed with steam branch pipe is sufficiently mixed and is heated, and oxygen-eliminating device water outlet oxygen content is made to reach standard requirements.
Description
[technical field]
The utility model relates to water-treatment technology field, in particular to a kind of thermal deaerator.
[background technique]
During boiler feedwater treatment process, deoxygenation is a very the key link.Oxygen is water supply system and boiler
Main corrosion substance, the oxygen in water supply should remove rapidly, and otherwise it can corrode the water supply system and component of boiler, corrosion
Product iron oxide can enter in boiler, deposit or be attached on boiler tube wall and heating surface, form the undesirable iron dirt that conducts heat, and rotten
Erosion will cause inner wall of the pipe appearance point hole, and resistance coefficient increases.When corrosive pipeline is serious, pipeline pipe explosion accident can occur often.
National regulation: evaporation capacity is all necessary more than or equal to 95 DEG C of hot-water boiler more than or equal to 2 tphs of steam boiler and water temperature
Deoxygenation.The processing of numerous boiler feedwaters for many years workers are seeking efficient and economical deoxidation method always, and vertical tree
Shape steam-distributing pipe formula deoxidizing is exactly wherein splendid one kind.It is primarily adapted for use in the use of low temperature low pressure boiler.
The membrane deaerator of early stage can only use complex structure, be divided into deoxygenation head and water tank two parts, in deoxygenation head
Point rotation membrane pipe, packing layer, structure is more complex, volume is necessarily large and bulky, and civil engineering cost is higher, steam pressure loss cause greatly low pressure and
Deaerating effect is poor under vacuum state.
[utility model content]
In view of the above problems, the utility model provides a kind of thermal deaerator that deaerating effect is good.
In order to achieve the above object, the utility model provides a kind of thermal deaerator, comprising: deoxygenation head, deoxygenation water tank
And valve, the deoxygenation head include cylinder, steam inlet pipe, steam lead, steam branch pipe and water spraying tray, described steam inlet pipe one end is located at
Outside the cylinder, the other end passes through the cylinder, is connected to the steam lead;There are four the water spraying tray is total, wherein two
A water spraying tray is located at one end of the steam lead, other two described water spraying tray is located at the another of the steam lead
End;The steam branch pipe includes the first steam branch pipe and the second steam branch pipe, first steam branch pipe and the second steam branch pipe
Only one, first steam branch pipe and the second steam branch pipe in the shape of a spiral, are set around the steam lead, described the
One steam branch pipe is located therein between two water spraying trays, second steam branch pipe be located at other two described water spraying tray it
Between;The valve is installed on one end of the steam inlet pipe, and the valve includes the first shoulder, the second shoulder, piston and communicating pipe
And driving mechanism, first shoulder and second shoulder it is facing with each other and be suitable for inside define it is mobile for the piston
Space;The piston can slide between first shoulder and second shoulder;The side wall of the communicating pipe respectively with
First shoulder is fixedly connected with second shoulder;The driving mechanism is connect with the piston, for driving the work
Plug does linear reciprocating motion.
In some embodiments, the water spraying tray is in the form of annular discs, and is provided with multiple through-holes, and the through-hole uniformly divides
Cloth, for so that water on the water spraying tray, flows uniformly across the water spraying tray.
In some embodiments, the water spraying tray of first steam branch pipe and two sides above and below first steam branch pipe
On the through-hole spatial intersecting.
In some embodiments, the water spraying tray of second steam branch pipe and two sides above and below second steam branch pipe
On the through-hole spatial intersecting.
In some embodiments, the piston is provided with channel, sealing plate and valve rod, is provided in the channel described close
Sealing plate, described valve rod one end are connect with the sealing plate, and the sealing plate can be driven to rotate, to control the logical of the channel
It is disconnected;In the piston and the end thereof contacts of the communicating pipe, the channel can be connected to the communicating pipe.
The beneficial effects of the utility model are: being in contrast to the prior art, the utility model embodiment provides one kind
Thermal deaerator, comprising: deoxygenation head, deoxygenation water tank and valve, the deoxygenation head include cylinder, steam inlet pipe, steam lead, steaming
Vapour branch pipe and water spraying tray, described steam inlet pipe one end are located at outside the cylinder, and the other end passes through the cylinder, lead with the steam
Pipe connection;The valve is installed on one end of the steam inlet pipe, and the valve includes the first shoulder, the second shoulder, piston and company
Siphunculus and driving mechanism, first shoulder and second shoulder it is facing with each other and be suitable for inside define for the piston
Mobile space.Water carries out primary deoxygenation when by water spraying tray, the steam that the water and steam branch pipe by primary deoxygenation spray
It is sufficiently mixed and is heated, oxygen-eliminating device water outlet oxygen content is made to reach standard requirements.
[Detailed description of the invention]
Fig. 1 is the structural schematic diagram of thermal deaerator in the utility model embodiment;
Fig. 2 is the structural schematic diagram of deoxygenation head shown in Fig. 1;
Fig. 3 is the structural schematic diagram of each component inside deoxygenation head shown in Fig. 2;
Fig. 4 is the structural schematic diagram of steam branch pipe shown in Fig. 3;
Fig. 5 is the structural schematic diagram of the valve of thermal deaerator in the utility model embodiment;
Fig. 6 is the structural schematic diagram of damping device in thermal deaerator shown in FIG. 1;
Fig. 7 is the structural representation perspective view of damper element in damping device shown in fig. 6;
Fig. 8 is the structural representation side view of damper element shown in Fig. 7, wherein the damper element is in self weight and high frequency
Vibrational state;
Fig. 9 is the structural representation side view of damper element shown in Fig. 7, wherein the damper element is in a state of nature;
Figure 10 is the structural representation side view of damper element shown in Fig. 7, wherein the damper element is in low-frequency vibration
State.
[specific embodiment]
For the ease of understanding the utility model, with reference to the accompanying drawings and detailed description, the utility model is carried out more
Detailed description.It should be noted that it can be directly in another element when element is expressed " being fixed on " another element
Upper or placed in the middle there may be one or more therebetween elements.When an element is expressed " connection " another element, it can
To be directly to another element or elements placed in the middle there may be one or more therebetween.This specification is used
Term "vertical", "horizontal", "left" and "right" and similar statement for illustrative purposes only.
Unless otherwise defined, technical and scientific term all used in this specification and the skill for belonging to the utility model
The normally understood meaning of the technical staff in art field is identical.Art used in the description of the utility model in this specification
Language is only for the purpose of describing specific embodiments, and is not intended to limitation the utility model.Art used in this specification
Language "and/or" includes any and all combinations of one or more related listed items.
Include: deoxygenation head 10 and remove as shown in Figure 1-3, the utility model embodiment provides a kind of thermal deaerator 100
Oxygen water tank 20, the deoxygenation water tank 20 are placed in the horizontal direction, and the deoxygenation head 10 is fixed on the deaerated water along the vertical direction
On case 20, the deoxygenation head 10 is connected to the deoxygenation water tank 20.
The deoxygenation head 10 include cylinder 11, steam inlet pipe 12, steam lead 13, steam branch pipe 14, water spraying tray 15 and into
The mouth of a river 16 and oxygen outlet 17.Described 12 one end of steam inlet pipe is located at outside the cylinder 11, and the other end passes through the cylinder 11, is located at
Inside the cylinder 11, and it is connected to the middle part of the steam lead 13.Axis of the steam lead 13 along the cylinder 11
Setting.There are four the water spraying tray 15 is total, two of them water spraying tray 15 is located at one end of the steam lead 13, other two position
In the other end of the steam lead 13.The steam branch pipe 14 includes the first steam branch pipe 141 and the second steam branch pipe 142,
First steam branch pipe 141 is along the circumferential direction uniformly surrounded on the steam lead 13, and be located therein two water spraying trays 15 it
Between.Second steam branch pipe 142 is along the circumferential direction uniformly surrounded on the steam lead 13, and is located at other two water spraying tray 15
Between.The water inlet 16 and oxygen outlet 17 are set to the upper end of the cylinder 11, i.e., far from the deoxygenation on the described cylinder 11
One end of water tank 20.
The water spraying tray 15 is in the form of annular discs, and is provided with multiple through-holes 151, and the through-hole 151 is uniformly distributed, for making
The water on water spraying tray 15 is obtained, the water spraying tray 15 is flowed uniformly across.In the present embodiment, the through-hole 151 divides for multiple groups, and every group
It include multiple through-holes 151, and multiple through-holes 151 in every group are along the radial direction arrangement of the water spraying tray 15.
First steam branch pipe 141 and the through-hole 151 on the water spraying tray 15 of about 141 two sides of the first steam branch pipe
Spatial intersecting, in tree-like difference (that is, along axis direction of the steam lead 13, Jiao Cuo Fen Walk).First steam branch pipe
141 assume diamond in shape tubulose, and two sides of first steam branch pipe 141 upward are provided with air hole, multiple air holes
It is linearly distributed on either side, and along the axis of first steam branch pipe 141, it is gradually remote by the steam lead 13
From the air hole becomes larger.The steam for flowing through first steam branch pipe 141 is discharged by the air hole.Due to ventilative
Hole is set to two sides of first steam branch pipe 141 upward, therefore adjacent two the first steam branch pipes 141 discharge
Steam forms flow path, and intersects so that steam be distributed in the cylinder 11 it is more uniform, can be better
Heat exchange is carried out with the water droplet fallen on the water spraying tray 15.
Second steam branch pipe 142 and the through-hole 151 on the water spraying tray 15 of about 142 two sides of the second steam branch pipe
Spatial intersecting, in tree-like difference (that is, along axis direction of the steam lead 13, Jiao Cuo Fen Walk).Second steam branch pipe
142 assume diamond in shape tubulose, and two sides of second steam branch pipe 142 upward are provided with air hole, multiple air holes
It is linearly distributed on either side, and along the axis of second steam branch pipe 142, it is gradually remote by the steam lead 13
From the air hole becomes larger.The steam for flowing through second steam branch pipe 142 is discharged by the air hole.Due to ventilative
Hole is set to two sides of second steam branch pipe 142 upward, therefore adjacent two the second steam branch pipes 142 discharge
Steam forms flow path, and intersects so that steam be distributed in the cylinder 11 it is more uniform, can be better
Heat exchange is carried out with the water droplet fallen on the water spraying tray 15.
It is understood that in some other embodiment, first steam branch pipe 141 and the second steam branch pipe 142
Only one, first steam branch pipe 141 and the second steam branch pipe 142 in the shape of a spiral, are set around the steam lead
13.First steam branch pipe 141 is located therein between two water spraying trays 15, and second steam branch pipe 142 is located at other two
Between a water spraying tray.First steam branch pipe 141 and the second steam branch pipe 142 are provided with multiple gas vents.
The thermal deaerator 100 further includes valve 30, and the valve 30 is installed on one end of the steam inlet pipe 12, is used
In sealing or open the steam inlet pipe 12.The valve 30 includes the first shoulder 31, the second shoulder 32, piston 33 and communicating pipe 34
And driving mechanism 35.First shoulder 31 and the second shoulder 32 it is facing with each other and be suitable for inside define for the piston 33
Mobile space.The piston 33 can slide between first shoulder 31 and the second shoulder 32.The side of the communicating pipe 34
Wall is fixedly connected with first shoulder 31 and the second shoulder 32 respectively.The driving mechanism 35 is connect with the piston 33, is used
Linear reciprocating motion is done in the drive piston 33.
The piston 33 is provided with channel, sealing plate and valve rod, and sealing plate, described valve rod one end are provided in the channel
It is connect with the sealing plate, and the sealing plate can be driven to rotate, to control the on-off in the channel.The piston 33 with
When the end thereof contacts of the communicating pipe 34, the channel can be connected to the communicating pipe 34.
When needing to convey steam into cylinder 11, first the piston 33 need to be driven to close to the company with driving mechanism 35
Siphunculus 34 slides, until docking with the communicating pipe 34, and the channel is connected to the communicating pipe 34.Then institute is rotated
Stating valve rod rotates the sealing plate, so that the channel is opened, to convey steam into the cylinder 11.
The deoxygenation water tank 20 further includes pedestal 21, and the pedestal 21 is installed on the side wall of the deoxygenation water tank 20, is used for
Support the deoxygenation water tank 20.
In order to reduce in the thermal deaerator 100 work, the influence for causing deaerating effect bad due to vibration,
The thermal deaerator 100 further includes damping device 40, and the damping device 40 is installed on the thermal deaerator 100
On pedestal 21.
The damping device 40 includes vibration damper plate 41 and damper element 42.The substantially rectangular frame of the vibration damper plate 41, packet
Include hollowed out area 411.The vibration damper plate 41 can be made by elastic material, for example, plastic material, rubber material or metal material
Deng.Four damper elements 42 are respectively arranged in four angles of the vibration damper plate 41, one end of each damper element 42
It is fixedly installed in the vibration damper plate 41, the other end is for being fixedly installed in the pedestal 21.The damper element 42 includes first
Mounting end 421, the second mounting end 422, interconnecting piece 423 and bending part 424.The interconnecting piece 423 and bending part 424 are equal
It is connected between first mounting end 421 and the second mounting end 422.The interconnecting piece 423 and bending part 424 are by bullet
Property material be made, such as plastic material, rubber material or metal material etc., the material of the interconnecting piece 423 and bending part 424
It can be the same or different.First mounting end 421 is fixedly installed in the vibration damper plate 41.
In the present embodiment, the interconnecting piece 423 and bending part 424 there are four, and be arranged alternately.The bending part
424 be bending or bending, and four bending parts 424 are connected to first mounting end 421 and second peace
Fill between end 422, and four bending parts 424 be uniformly distributed (that is, four bending parts 424 form a circle, and
Angle between two adjacent bending parts 424 is 90 degree).It is understood that the interconnecting piece 423 and bending part 424
Quantity be not limited to four.In some other embodiment, the quantity of the interconnecting piece 423 and bending part 424 can also be according to reality
Border situation needs to be designed as two, three or four or more.
In the present embodiment, the interconnecting piece 423 is cylindrical, i.e. circular in cross-section.In some other embodiment,
The cross-sectional shape of the interconnecting piece 423 can also be oval, trapezoidal etc..
In the present embodiment, the vertical section of the bending part 424 is arc-shaped.In some other embodiment, the bending
The vertical section shape in portion 424 can also be that waveform or dentation etc. have the shape in bending region.
It is understood that the quantity of the interconnecting piece 423 and the quantity of bending part 424 do not need it is equal.Other one
In a little embodiments, the quantity of the interconnecting piece 423 is two, and the quantity of bending part 424 is three;Or the interconnecting piece 423
Quantity be three, the quantity of bending part 424 is two.
As illustrated in figures 6-10, the bending part 424 includes the first bending end 4241 and the second bending end 4242 and connection
Bent area 4243 between the first bending end 4241 and the second bending end 4242.First bending end 4241 and the second bending
End 4242 is in substantially tabular, and the substantially arc-shaped plate in bent area 4243, first bending end 4241 is far from the company
One end of socket part 423 is connect with the bent area 4243, and the other end is connect with the interconnecting piece 423;Second bending end
4242 one end far from the interconnecting piece 423 is connect with the bent area 4243, and the other end is connect with the interconnecting piece 423.Institute
It states the first bending end 4241, the second bending end 4242, bent area 4243 and interconnecting piece 423 and together forms a closed annular distance
425。
In the initial state (that is, when the damping device 40 is not by external force or vibration), 4241 He of the first bending end
Second bending end 4242 is substantially parallel, and first bending end 4241 is tilted down far from one end of the interconnecting piece 423,
Second bending end 4242 is tilted down far from one end of the interconnecting piece 423.
Under dead-weight balanced or high-frequency vibration state, due to vibration displacement very little so that the second bending end 4242 with connect
Generally vertically, then the rigidity that bending part 424 provides is negligible relative to interconnecting piece 423 or is negative stiffness in portion 423, realizes
The whole quasi- zero stiffness of damper element 42, so that High-frequency absorber effect is improved, dead-weight balanced or high-frequency vibration state such as Fig. 8 institute
Show.
Under low-frequency vibration state, vibration displacement becomes larger, and interconnecting piece 423 and bending part 424 all work, so that damping is first
The overall stiffness of part 42 and damping increase, and can reduce displacement and improve low-frequency resonance frequency, so that improving low frequency increases steady effect, it is low
Frequency vibration state is as shown in Figure 10.
In the present embodiment, first mounting end 421 and the second mounting end 422 and interconnecting piece 423 and bending
Portion 424 is an integral molding structure.In some other embodiment, first mounting end 421 and the second mounting end 422
It can be separately formed, be fixedly connected by modes such as gluings with the interconnecting piece 423 and bending part 424.
The utility model embodiment provides a kind of thermal deaerator, comprising: deoxygenation head, deoxygenation water tank and valve, it is described
Deoxygenation head includes cylinder, steam inlet pipe, steam lead, steam branch pipe, water spraying tray and water inlet and oxygen outlet, the steam inlet pipe one
End is located at outside the cylinder, and the other end passes through the cylinder, is connected to the steam lead;The water inlet and the deoxygenation
Mouth is set to the upper end of the cylinder;The valve is installed on one end of the steam inlet pipe, and the valve includes the first shoulder, the
Two shoulders, piston and communicating pipe and driving mechanism, first shoulder and second shoulder it is facing with each other and be suitable for inside
Define the space mobile for the piston.Water carries out primary deoxygenation, water and steaming by primary deoxygenation when by water spraying tray
The steam that vapour branch pipe sprays is sufficiently mixed and is heated, and oxygen-eliminating device water outlet oxygen content is made to reach standard requirements.
It should be noted that giving the preferable implementation of the utility model in the specification and its attached drawing of the utility model
Mode, still, the utility model can be realized by many different forms, however it is not limited to which this specification is described to be implemented
Mode, these embodiments are not as the additional limitation to the content of the present invention, the purpose of providing these embodiments is that making
It is more thorough and comprehensive to the understanding of the disclosure of the utility model.Also, above-mentioned each technical characteristic continues to be combined with each other, and is formed
The various embodiments not being enumerated above are accordingly to be regarded as the range of the utility model specification record;Further, to this field
For those of ordinary skill, it can be modified or changed according to the above description, and all these modifications and variations all should belong to
The protection scope of the appended claims for the utility model.
Claims (5)
1. a kind of thermal deaerator characterized by comprising deoxygenation head, deoxygenation water tank and valve, the deoxygenation head includes cylinder
Body, steam inlet pipe, steam lead, steam branch pipe and water spraying tray, described steam inlet pipe one end are located at outside the cylinder, and the other end passes through
The cylinder is connected to the steam lead;There are four the water spraying tray is total, water spraying tray described in two of them is located at the steam
One end of conduit, other two described water spraying tray are located at the other end of the steam lead;The steam branch pipe includes the first steaming
Vapour branch pipe and the second steam branch pipe, first steam branch pipe and the second steam branch pipe only one, the first steam branch
Pipe and the second steam branch pipe in the shape of a spiral, are set around the steam lead, first steam branch pipe is located therein two institutes
It states between water spraying tray, second steam branch pipe is located between other two described water spraying tray;
The valve is installed on one end of the steam inlet pipe, and the valve includes the first shoulder, the second shoulder, piston and communicating pipe
And driving mechanism, first shoulder and second shoulder it is facing with each other and be suitable for inside define it is mobile for the piston
Space;The piston can slide between first shoulder and second shoulder;The side wall of the communicating pipe respectively with
First shoulder is fixedly connected with second shoulder;The driving mechanism is connect with the piston, for driving the work
Plug does linear reciprocating motion.
2. thermal deaerator as described in claim 1, which is characterized in that the water spraying tray is in the form of annular discs, and is provided with
Multiple through-holes, the through-hole are uniformly distributed, for so that water on the water spraying tray, flows uniformly across the water spraying tray.
3. thermal deaerator as claimed in claim 2, which is characterized in that
It hands in the through-hole space above and below first steam branch pipe and first steam branch pipe on the water spraying tray of two sides
It is wrong.
4. thermal deaerator as claimed in claim 3, which is characterized in that
It hands in the through-hole space above and below second steam branch pipe and second steam branch pipe on the water spraying tray of two sides
It is wrong.
5. thermal deaerator as claimed in claim 4, which is characterized in that
The piston is provided with channel, sealing plate and valve rod, is provided with the sealing plate in the channel, described valve rod one end with
The sealing plate connection, and the sealing plate can be driven to rotate, to control the on-off in the channel;The piston with it is described
When the end thereof contacts of communicating pipe, the channel can be connected to the communicating pipe.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
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CN201820430885.2U CN208418692U (en) | 2018-03-28 | 2018-03-28 | thermal deaerator |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
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CN201820430885.2U CN208418692U (en) | 2018-03-28 | 2018-03-28 | thermal deaerator |
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Publication Number | Publication Date |
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CN208418692U true CN208418692U (en) | 2019-01-22 |
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ID=65118381
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Application Number | Title | Priority Date | Filing Date |
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CN201820430885.2U Expired - Fee Related CN208418692U (en) | 2018-03-28 | 2018-03-28 | thermal deaerator |
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Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN116006959A (en) * | 2023-01-31 | 2023-04-25 | 江苏邦久石化装备有限公司 | Deaerator for boiler heating system |
-
2018
- 2018-03-28 CN CN201820430885.2U patent/CN208418692U/en not_active Expired - Fee Related
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN116006959A (en) * | 2023-01-31 | 2023-04-25 | 江苏邦久石化装备有限公司 | Deaerator for boiler heating system |
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GR01 | Patent grant | ||
GR01 | Patent grant | ||
CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20190122 Termination date: 20200328 |
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CF01 | Termination of patent right due to non-payment of annual fee |