CN206027480U - Steam mixer - Google Patents
Steam mixer Download PDFInfo
- Publication number
- CN206027480U CN206027480U CN201620973457.5U CN201620973457U CN206027480U CN 206027480 U CN206027480 U CN 206027480U CN 201620973457 U CN201620973457 U CN 201620973457U CN 206027480 U CN206027480 U CN 206027480U
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Abstract
The utility model discloses a steam mixer, flow control valve and main steam pipe connection are passed through to heater housing's one end top, heater housing's the other end passes through gate valve or stop valve and mixed vapour union coupling, main steam pipe passes through gate valve or stop valve and mixed vapour union coupling, heater housing's bottom is passed through flow control valve and is connected heating steam pipe, main main steam pipe extends in to heater housing and is provided with main steam dispensing pipe, main steam dispensing pipe is along heater housing's axial evenly distributed, and the air current is on a parallel with the radial of heater housing, heating steam pipe extends in to heater housing and is provided with the combination spray tube. The superheated steam who roughly matches a large -traffic saturated steam and a pressure mixes in equipment, forms one kind and has certain little superheated steam of super -heated rate a little, can effectively reduce the water hammer impact that the pipe network produced when carrying steam, simple, it is convenient to use, maintain, operation small in noise is a steam mix's an energy -saving equipment.
Description
Technical field
This utility model belongs to mixer apparatus technical field, and in particular to steam mixer.
Background technology
In commercial production, especially in waste-heat recovery device, the steam that waste heat boiler or steam accumulator are produced is full
And steam, and user is it is desirable that the micro- superheated steam with certain micro- degree of superheat, this is accomplished by another kind of thermal source to heat this
Saturated vapor, industrially typically using the superheated steam of another burst of high-quality heating to which.Its method is roughly divided into partition and changes
Heat and steam injection, for the septate heat transfer time heat mode apply in general to the big temperature difference, through heat exchange high-quality steam also
Where having downstream user, if through heat exchange high-quality steam can not find suitable purposes, after heat exchange it is overheated (or
Saturation) steam also also have substantial amounts of energy, this will be great energy dissipation, and manufacture heat exchanger cost it is also prohibitively expensive,
The later maintenance of heat exchanger is also excessively loaded down with trivial details；Although the mode of steam injection can solve the problem that the energy utilization of high-quality steam is asked
Topic, but steam injection is excessively harsh for the pressure and temperature requirement of working steam, and the difficulty of processing of nozzle during fabrication
Greatly, manufacturing cost is high, and running noises are big.
Steam in the recovery system that rises of industry or cogeneration sometimes with the presence of the substantial amounts of high degree of superheat, and some
Also without so high, this is accomplished by for the steam carrying out desuperheat process the steam superheat that user needs, and industrially typically adopts
Desuperheat process is carried out with direct-contact desuperheater, has the undulatory property in pipe network, direct-contact desuperheater can not adjust the temperature of steam well
Degree, in addition have sometimes it is substantial amounts of who be not vaporized and cause the impact of water hammer of pipe network.
Utility model content
Saturated vapor (or superheated steam) for big flow present in prior art is substantially matching with a kind of pressure
Superheated steam (or saturated vapor) carries out the technical problem of mixed effect difference in equipment, and the purpose of this utility model is to provide
Steam mixer.
The technical scheme that this utility model is taken is：
Steam mixer, passes through flow control valve at the top of one end of heater housings and main steam pipe connects, heater case
The other end of body passes through gate valve or stop valve and the connection of mixed vapour pipe, and main steam pipe passes through gate valve or stop valve and mixed vapour
Pipe connects, and steam pipe, main steam point are heated by flow control valve connection in the bottom of the heater housings relative with main steam pipe
Pipe arrangement, heating steam pipe and main steam pipe junction are respectively arranged with adapter, and main steam pipe is extended into heater case body
There is main steam distributing pipe, main steam distributing pipe is uniformly distributed along the axial direction of heater housings, and parallel current is in heater case
The radial direction of body, heating steam pipe is extended into heater case body combination spray pipe.
Further, the adapter protrudes from main steam distributing pipe and the part of heating steam pipe is set to hollow circular cylinder
Structure, the part that adapter is extended in main steam distributing pipe and heating steam pipe are set to hollow vertebral body structure.
Further, top horizontally set of the main steam distributing pipe along the central shaft of heater housing, main steam
The end of distribution pipe is sealed by closure plate, and the bottom of main steam distributing pipe offers round steam distribution hole, adjacent circular steam
The strip distribution of steam hole of equidistant arrangement is provided between distribution hole, and strip distribution of steam hole is from main steam distributing pipe
Bottom is extended to the central shaft depression of main steam distributing pipe.
Further, round steam distribution hole is opened when quantity of steam is relatively small, opens length when quantity of steam is relatively large
Bar shaped distribution of steam hole, the diameter of round steam distribution hole are not more than 15mm, and the width a values in strip distribution of steam hole are not more than
10mm, length b value more than main steam distributing pipe internal diameter D2/2, and no more than 0.75*D2, overall perforated area is not more than by leading
0.75～0.8 times of steam-distributing pipe internal diameter D2 reference areas.
Further, the combination spray pipe includes communicating pipe and spiral distribution pipe, and spiral distribution pipe is twist equidistant
It is coiled on communicating pipe, spiral distribution pipe is set to hollow ring tubular construction, on the interior ring-side wall of spiral distribution pipe in a ring etc.
Spacing offers nozzle, and the end of communicating pipe is sealed by closure plate.
Further, the nozzle is set to the dumbbell shape structure of tapered flaring, and its larynx footpath d1 is not more than 10mm, throat opening
L values should be provided with certain angle [alpha] not less than 0.5 times of larynx footpath d1 between the nozzle and spiral distribution pipe in spiral distribution pipe,
Angle [alpha] value is set to 45～60 °.
Further, distances of the interval L5 of adjacent two nozzle not less than 3 times of larynx footpath d1；The half of spiral distribution pipe
Main steam distributing pipe diameter D2s of the footpath R more than 0.5 times；Pitch L3 of spiral distribution pipe distributes pipe diameter D3 not less than spiral；Two
Spacing L4 of spiral distribution pipe distributes 2 times of pipe diameter D3 not less than spiral；The cross-sectional area of adapter and cross over pipe is not less than institute
The summation for having spiral distribution pipe cross section to connect, and all sprays of the summation of all spiral distribution pipe cross-sectional areas not less than 1.5 times
The sum of mouth larynx footpath sectional area.
Further, the upper end of the heater housings is additionally provided with pressure detecting mouth, safety relief mouth and temperature detection
Mouthful；Blowdown and drain port is provided with the middle part of the lower end of heater housings.
Further, the two bottom sides of the heater housings are respectively arranged with slip or roller support, hold-down support.
Further, 2 times not less than main steam distributing pipe internal diameter D2 of the internal diameter D1 of the heater housings, its hybrid chamber
Length L1 not less than main steam distributing pipe perforate length L2 twice, mixed vapour pipe discharge area not less than main steam divide
The sum of pipe arrangement and heating steam pipe sectional area.
The beneficial effects of the utility model are：
This utility model can will be a kind of the saturated vapor of big flow (or superheated steam) substantially matching with a kind of pressure
Superheated steam (or saturated vapor) is mixed in equipment, forms a kind of micro- superheated steam with certain micro- degree of superheat；This
Utility model is relative to the pressure (pressure should be more than or equal to by the pressure of part vapourss) and temperature requirement of superheated steam
Flexibly, it is capable of the energy of two kinds of steam of effectively utilizes, alleviates and causes the compression shock of pipe network due to steam pressure fluctuation, also can
The frequent change of the pipe network thermal stress caused as steam is uneven is reduced enough, effectively in the safe operation of pipe network.By
What is ultimately formed in the equipment is a kind of superheated steam, therefore can effectively reduce the water hammer punching that pipe network is produced when steam is conveyed
Hit.This utility model manufacture it is relatively easy, use, it is easy to maintenance, running noises are little, are a kind of energy-saving equipments of steam,
Can be widely applied in the engineering that waste heat recovery and general vapour are reclaimed.
Due to being dispersed with round steam distribution hole and the strip steam point that Jing was calculated on main steam distributing pipe
Cloth hole, structure are special, when quantity of steam is relatively small can opened round distribution of steam hole, ability steam point can be opened when quantity of steam is relatively large
Cloth hole, can be very good the impact to equipment and pipe network for solving to cause due to steam pressure fluctuation；As two strands of steam are phase
Mutually vertical mixing collision, and form vortex in equipment so that the fluid temperature (F.T.) in equipment is evenly distributed, so as to reduce by
The thermal (temperature difference) stress on equipment and pipe network caused by temperature fluctuation in two fluids, so that ensure that the safe operation of equipment.
The spiral distribution pipe of combination spray pipe was twist equidistantly coiled on communicating pipe, the nozzle in spiral distribution pipe and
Certain angle [alpha] is provided between spiral distribution pipe, when heating steam is entered in heater case body by spiral distribution pipe, is steamed
On the barrel of spiral distribution pipe, whole laterally face is mixed vapour in a ring, and area is big, will not produce impact noise, heat exchange speed
Degree is fast, and efficiency high is safe and reliable to operation, no noise；Heating (or cooling) steam passes through combination spray pipe and equipment axis along one
Fixed triangular angular access arrangement, and vortex is formed along equipment inner wall, mutually touched with orthogonal angle with main steam flow
Hit to reach uniform mixing, the nozzle of the dumbbell shape structure of tapered flaring, structure are novel, serve the effect of pressurization of slowing down, spray
Stream is uniform and stability is strong, reduces noise and the vibration of equipment；Ensure that reaction gas is steady in a long-term, uniformly distribute, make heating
The mixed effect of two steam in device housing is uniform.
Description of the drawings
Fig. 1 is overall structure diagram of the present utility model.
Fig. 2 is the structural representation of heater housings in this utility model.
Fig. 3 is the structural representation of main steam distributing pipe in this utility model.
Fig. 4 is the structural representation of combination spray pipe in this utility model.
Fig. 5 is the A-A sectional views in Fig. 4.
Fig. 6 is the B-B sectional views in Fig. 5.
Fig. 7 is the structural representation of nozzle in this utility model.
Wherein, 1, mixed vapour pipe；2nd, pressure detecting mouth；3rd, safety relief mouth；4th, temperature detection mouth；5th, main steam distribution
Pipe；6th, main steam pipe；7th, combination spray pipe；8th, hold-down support；9th, heat steam pipe；10th, blowdown and drain port；11st, slide or roll
Dynamic bearing；12nd, closure plate；13rd, strip distribution of steam hole；14th, round steam distribution hole；15th, take over；16th, communicating pipe；17th, spray
Mouth；18th, spiral distribution pipe.
Specific embodiment
This utility model is further illustrated below in conjunction with the accompanying drawings.
Embodiment 1
As shown in Figure 1, Figure 2 and Figure 3, steam mixer, passes through flow control valve and master at the top of one end of heater housings
Steam pipe 6 connects, and the other end of heater housings is connected by gate valve or stop valve and mixed vapour pipe 1, and main steam pipe 6 passes through
Gate valve or stop valve and mixed vapour pipe 1 connect, and the bottom of the heater housings relative with main steam pipe 6 passes through flow control valve
Connection heating steam pipe 9, main steam distributing pipe 5, heating steam pipe 9 and 6 junction of main steam pipe are respectively arranged with adapter 15, institute
State that adapter 15 protrudes from main steam distributing pipe 5 and the part of heating steam pipe 9 is set to hollow circular cylinder structure, the extension of adapter 15
Part in main steam distributing pipe 5 and heating steam pipe 9 is set to hollow vertebral body structure, and main steam pipe 6 is to heater housings
Interior being extended has main steam distributing pipe 5, and main steam distributing pipe 5 is uniformly distributed along the axial direction of heater housings, and air-flow is flat
In the radial direction of heater housings, heating steam pipe 9 is extended into heater case body combination spray pipe 7 to row.
Main steam causes steam to be uniformly distributed in the local of equipment vertically by main steam distributing pipe 5, and parallel current
In radially；Heating (or cooling) steam passes through combination spray pipe 7 with equipment axis along certain triangular angular access arrangement, and along
Equipment inner wall forms vortex, is mutually collided with orthogonal angle with main steam flow and is uniformly mixed with reaching, mixed stream
Body enters pipe network through steam (vapor) outlet.
Due to be dispersed with main steam distributing pipe 5 distribution of steam hole or distributing slot that Jing calculated and heating (or
Cooling) it is distributed the micro nozzle 17 of tapered flaring on steam combination jet pipe 7, the groove (hole) and micro nozzle 17 have raised track current limliting
Effect, therefore can be very good the impact to equipment and pipe network for solving to cause due to steam pressure fluctuation；Due to two strands of steam
Collide for orthogonal mixing, and vortex is formed in equipment so that the fluid temperature (F.T.) in equipment is evenly distributed, so as to reduce
Due to two fluids temperature fluctuation caused by equipment and thermal (temperature difference) stress on pipe network, so as to ensure that the safety fortune of equipment
OK.
Embodiment 2
On the basis of embodiment 1, different from embodiment 1, as shown in figure 3, steam mixer, including heater housing,
Top horizontally set of the main steam distributing pipe 5 along the central shaft of heater housing, the end of main steam distributing pipe 5 pass through closure plate
12 sealings, the bottom of main steam distributing pipe 5 offer round steam distribution hole 14, arrange between adjacent circular distribution of steam hole 14
There is the strip distribution of steam hole 13 of equidistant arrangement, strip distribution of steam hole 13 is from the bottom of main steam distributing pipe 5 to master
The central shaft depression of steam-distributing pipe 5 is extended.
Round steam distribution hole 14 is opened when quantity of steam is relatively small, opens strip steam point when quantity of steam is relatively large
Cloth hole 13, the diameter of round steam distribution hole 14 are not more than 15mm, and the width a values in strip distribution of steam hole 13 are not more than
10mm, length b value more than main steam distributing pipe 5 internal diameter D2/2, and no more than 0.75*D2, overall perforated area be not more than by
0.75～0.8 times of 5 internal diameter D2 reference areas of main steam distributing pipe.
Embodiment 3
On the basis of embodiment 1, different from embodiment 1, as shown in Figure 4, Figure 5, Figure 6 and Figure 7, steam mixer, group
Closing jet pipe 7 includes communicating pipe 16 and spiral distribution pipe 18, and spiral distribution pipe 18 was twist equidistantly coiled on communicating pipe 16,
Spiral distribution pipe 18 is set to hollow ring tubular construction, equidistantly offers spray on the interior ring-side wall of spiral distribution pipe 18 in a ring
Mouth 17, the end of communicating pipe 16 are sealed by closure plate 12.
Nozzle 17 is set to the dumbbell shape structure of tapered flaring, and its larynx footpath d1 is not more than 10mm, and throat opening l values should be not less than larynx
0.5 times of footpath d1, is provided with certain angle [alpha], angle [alpha] value between the nozzle 17 and spiral distribution pipe 18 in spiral distribution pipe 18
It is set to 45～60 °.
Distances of the interval L5 of adjacent two nozzle 17 not less than 3 times of larynx footpath d1；The radius R of spiral distribution pipe 18 is more than 0.5
5 diameter D2 of main steam distributing pipe again；Pitch L3 of spiral distribution pipe 18 is not less than 18 diameter D3 of spiral distribution pipe；Two spirals point
2 times not less than 18 diameter D3 of spiral distribution pipe of spacing L4 of pipe arrangement 18；The cross-sectional area of adapter 15 and cross over pipe is not less than institute
The summation for having 18 cross section of spiral distribution pipe to connect, and institute of the summation of all 18 cross-sectional areas of spiral distribution pipe not less than 1.5 times
There is the sum of 17 larynx footpath sectional area of nozzle.
Embodiment 4
On the basis of embodiment 1, different from embodiment 1, as depicted in figs. 1 and 2, the upper end of heater housings also sets up
There are pressure detecting mouth 2, safety relief mouth 3 and temperature detection mouth 4；Blowdown and drain port is provided with the middle part of the lower end of heater housings
10, blowdown and drain port 10 are conducive to for the impurity bed material in heater case body carrying out the discharge of compartment time, are conducive to quick clear
Reason inner space, keeps the cleannes of component mixing；The setting of 2 the two ports of temperature detection mouth 4 and pressure detecting mouth, favorably
Temperature, pressure and other parameters in heater case body is detected, it is ensured that the real-time security monitoring of steam, is let out safely
Put mouth 3 and ensure that production security；The two bottom sides of heater housings are respectively arranged with slip or roller support 11, hold-down support
8, play the fixed effect of support.2 times not less than 5 internal diameter D2 of main steam distributing pipe of the internal diameter D1 of heater housings, which mixes
The twice of length L1 not less than 5 perforate length L2 of main steam distributing pipe in chamber is closed, 1 discharge area of mixed vapour pipe is not less than master
The sum of steam-distributing pipe 5 and heating 9 sectional area of steam pipe.
The above is not to restriction of the present utility model, it should be pointed out that：For the ordinary skill people of the art
For member, on the premise of without departing from this utility model essential scope, some changes, remodeling, addition can also be made or replaced,
These improvements and modifications also should be regarded as protection domain of the present utility model.
Claims (10)
1. steam mixer, it is characterised in that pass through flow control valve at the top of one end of heater housings and main steam pipe connects,
The other end of heater housings passes through gate valve or stop valve and the connection of mixed vapour pipe, main steam pipe pass through gate valve or stop valve and
Mixed vapour pipe connects, and steam pipe is heated by flow control valve connection in the bottom of the heater housings relative with main steam pipe,
Main steam distributing pipe, heating steam pipe and main steam pipe junction are respectively arranged with adapter, and main steam pipe is into heater case body
Be extended have main steam distributing pipe, main steam distributing pipe is uniformly distributed along the axial direction of heater housings, and parallel current in
The radial direction of heater housings, heating steam pipe is extended into heater case body combination spray pipe.
2. steam mixer according to claim 1, it is characterised in that the adapter protrudes from main steam distributing pipe and heating
The part of steam pipe is set to hollow circular cylinder structure, and the part that adapter is extended in main steam distributing pipe and heating steam pipe sets
It is set to hollow vertebral body structure.
3. steam mixer according to claim 1, it is characterised in that the main steam distributing pipe is along heater housing
The top horizontally set of central shaft, the end of main steam distributing pipe are sealed by closure plate, and the bottom of main steam distributing pipe offers
Round steam distribution hole, is provided with the strip distribution of steam hole of equidistant arrangement, strip between adjacent circular distribution of steam hole
Central shaft depression of the shape distribution of steam hole from the bottom of main steam distributing pipe to main steam distributing pipe is extended.
4. steam mixer according to claim 3, it is characterised in that open round steam distribution when quantity of steam is relatively small
Hole, opens strip distribution of steam hole when quantity of steam is relatively large, the diameter of round steam distribution hole is not more than 15mm, strip
The width a values in distribution of steam hole are not more than 10mm, internal diameter D2/2 of the length b value more than main steam distributing pipe, and no more than 0.75*
D2, overall perforated area are not more than by 0.75～0.8 times of main steam distributing pipe internal diameter D2 reference areas.
5. steam mixer according to claim 1, it is characterised in that the combination spray pipe includes communicating pipe and spiral distribution
Pipe, spiral distribution pipe were twist equidistantly coiled on communicating pipe, and spiral distribution pipe is set to hollow ring tubular construction, spiral
Nozzle is offered on the interior ring-side wall of distribution pipe in a ring equidistantly, the end of communicating pipe is sealed by closure plate.
6. steam mixer according to claim 5, it is characterised in that the nozzle is set to the dumbbell shape knot of tapered flaring
Structure, its larynx footpath d1 are not more than 10mm, and throat opening l values should be not less than 0.5 times of larynx footpath d1, the nozzle and spiral in spiral distribution pipe point
Certain angle [alpha] is provided between pipe arrangement, and angle [alpha] value is set to 45～60 °.
7. steam mixer according to claim 5, it is characterised in that the interval L5 of adjacent two nozzle is not less than 3 times
The distance of larynx footpath d1；Main steam distributing pipe diameter D2s of the radius R of spiral distribution pipe more than 0.5 times；The pitch of spiral distribution pipe
L3 distributes pipe diameter D3 not less than spiral；Spacing L4 of two spiral distribution pipes distributes 2 times of pipe diameter D3 not less than spiral；Adapter
And the cross-sectional area of cross over pipe is not less than the summation that all spiral distribution pipe cross sections connect, and all spiral distribution pipe cross-sectional areas
Summation not less than 1.5 times of all nozzle throat footpaths sectional area sum.
8. steam mixer according to claim 1, it is characterised in that the upper end of the heater housings is additionally provided with pressure
Detection mouth, safety relief mouth and temperature detection mouth；Blowdown and drain port is provided with the middle part of the lower end of heater housings.
9. steam mixer according to claim 1, it is characterised in that the two bottom sides of the heater housings are respectively provided with
There are slip or roller support, hold-down support.
10. steam mixer according to claim 1, it is characterised in that the internal diameter D1 of the heater housings is not less than master
2 times of steam-distributing pipe internal diameter D2, length L1 of its hybrid chamber mix not less than the twice of main steam distributing pipe perforate length L2
Steam pipe discharge area is not less than main steam distributing pipe and the sum of heating steam pipe sectional area.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620973457.5U CN206027480U (en) | 2016-08-29 | 2016-08-29 | Steam mixer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620973457.5U CN206027480U (en) | 2016-08-29 | 2016-08-29 | Steam mixer |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206027480U true CN206027480U (en) | 2017-03-22 |
Family
ID=58301785
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620973457.5U Withdrawn - After Issue CN206027480U (en) | 2016-08-29 | 2016-08-29 | Steam mixer |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206027480U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106268404A (en) * | 2016-08-29 | 2017-01-04 | 青岛康泰重工机械有限公司 | Steam mixer |
-
2016
- 2016-08-29 CN CN201620973457.5U patent/CN206027480U/en not_active Withdrawn - After Issue
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106268404A (en) * | 2016-08-29 | 2017-01-04 | 青岛康泰重工机械有限公司 | Steam mixer |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20170907 Address after: 266000 Shandong city of Qingdao province Jimo City Tongji Subdistrict Office Tianshan Road No. 167 Patentee after: Qingdao crown Environmental Protection Technology Co., Ltd. Address before: The mountain community Chengyang street Liuting District Shandong city Qingdao province 266108 reed Patentee before: Kangtai Qingdao Heavy Industry Machinery Co., Ltd. |
|
| AV01 | Patent right actively abandoned | ||
| AV01 | Patent right actively abandoned | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20170322 Effective date of abandoning: 20190426 |
|
| AV01 | Patent right actively abandoned |
Granted publication date: 20170322 Effective date of abandoning: 20190426 |