CN206695670U - Combined type flow-disturbing antiscale plug-in part in heat exchanger tube - Google Patents
Combined type flow-disturbing antiscale plug-in part in heat exchanger tube Download PDFInfo
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- CN206695670U CN206695670U CN201720389262.0U CN201720389262U CN206695670U CN 206695670 U CN206695670 U CN 206695670U CN 201720389262 U CN201720389262 U CN 201720389262U CN 206695670 U CN206695670 U CN 206695670U
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- Prior art keywords
- heat exchanger
- plug
- exchanger tube
- support member
- disturbing
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Abstract
Combined type flow-disturbing antiscale plug-in part in a kind of heat exchanger tube is the utility model is related to, the plug-in part is made up of spiral band, support member.Spiral band and support combination are got up in the design, and its overall radius is slightly less than the radius of heat exchanger tube.It is built-in to be set to support member, the supporting plate that uniform axial direction is arc-shaped is provided with support member, rotation hole is installing spiral band in supporting plate, supporting plate is by being welded to connect hollow shaft, one end of support member has rotating end cap, and end cap is coaxial configuration with support member built with rotating vane.Exterior is set to spiral band, is connected the hole on the axle and supporting plate on twisted strip in a manner of gap coordinates.In the operating condition, rotating end cap produces the moment of torsion drive plug-in part rotation of rotation under the impact of liquid, and this device increases the flow-disturbing state in heat exchanger tube, and the rotation of spiral band further destroys the border dirt layer of near-wall, reaches the effect of antiscaling, descaling.
Description
Technical field
It the utility model is related to and augmentation of heat transfer, the plug-in part of flow-disturbing scale removal effect are played in heat exchanger heat-exchanging tube, with liquid
Body flowing makes its rotation, reaches further augmentation of heat transfer and cleans the effect of scale removal.
Background technology
At present, based on heat transmission equipment equipment-heat exchanger be widely used in oil, chemical industry, power, nuclear energy, metallurgy,
Refrigeration equal energy source industry.It is one of energy-saving research emphasis to improve efficiency of heat exchanger.Dirt sinks in heat exchange tube at present
Long-pending phenomenon is very universal, and pipe wall of heat exchange pipe fouling adds the thermal resistance of heat exchanger tube itself, can also increase the liquid in heat exchanger tube
Flow resistance, with the deposition of dirt, phenomena such as plugging even occurs sometimes, the serious heat exchange that have impact on heat transmission equipment effect
Rate.The not high phenomenon of heat exchange efficiency, it is a kind of simple, efficient solution by the way of plug-in part to solve this accumulation of mud
Certainly method.Increase the flow-disturbing degree of liquid in pipe by plug-in part, carry out antifouling scale removal, improve the heat exchange efficiency of heat exchanger tube,
Contribution is made that in terms of energy-saving and emission-reduction.
In the enhanced heat exchange measure studied now, conventional plug-in part form such as helical spring, flight, tie etc. are real
Now heat transmission equipment enhanced heat exchange is with the obvious advantage, and their structure is simple, cheap, and manufacture is also more convenient.Spiral band
With flow-disturbing scale removal plug-in part of the built-in blade all as efficient enhanced heat exchange, it is widely used in the enhanced heat exchange of heat transmission equipment, prevents
The field such as dirt and fluid mixing.People are still ready to play the work of flow-disturbing scale removal as the component of plug-in part using spiral band
With.At present, the spiral band of plug-in part is placed in heat exchanger tube frequently as single one and used, and the flow-disturbing degree in heat exchanger tube is not
It is enough strong, while the flow-disturbing effect of flow boundary layer can not be strengthened, in order to improve this defect, the design proposes multiple spirals
The flow-disturbing antiscale plug-in part of tie combination.
Utility model content
Current plug-in part is unsatisfactory for the effect of flow-disturbing degree and antiscaling, descaling, causes the heat exchange of heat exchanger tube to be imitated
Rate can not improve.In order to increase flow-disturbing degree in pipe, so as to reach the effect for improving heat exchange efficiency in heat exchange tube, especially pin
Strengthen the design of flow-disturbing to the liquid of near-wall, reach the scale velocity for slowing down heat exchange tube wall, while in flexible shaft
Under connection, the spiral band in plug-in part also plays the role of to scrape scale removal to tube wall.
Combined type flow-disturbing antiscale plug-in part in a kind of heat exchanger tube of this secondary design, utility model design is by spiral band with propping up
Support member combines, and its overall radius is less than the radius of heat exchanger tube.Built-in to be set to support member, support member is by supporting plate, rotation
End cap, hollow shaft three composition, together with a welding hollow shaft, this utility model exists the supporting plate wherein on support member
Hollow shaft is provided with four supporting plates, in order that the plug-in part rotates with liquid, one end of supporting plate is provided with rotating end cap.
Exterior is set to spiral band, by rotating in the hole of the axis connection on tie on the supporting plate, the side coordinated by hole axle gap
Formula is connected close on the border of heat exchange tube wall.Under the working condition of heat exchanger tube, liquid makes branch by the rotating end cap of outside
Support member starts to rotate, and spiral band rotates also with the flowing of liquid around the hollow shaft of support member, meanwhile, spiral band also exists
Under shaft hole matching, itself start to rotate, several spiral band combinations rotate the further flow-disturbing shape for increasing inside pipe wall
State, while the boundary layer dirt layer around tube wall is also destroyed, reach the effect of antiscaling, descaling.
Supporting plate on support member can be evenly distributed around hollow shaft in hollow shaft so that under flowfield impingement, around sky
Mandrel Rotating with Uniform, under given conditions, supporting plate can be around hollow shaft uneven distributions so that specific direction deflection is produced,
While rotation, strengthen the friction to side tube wall, hollow shaft surrounding is evenly distributed in 1- Fig. 5 for four in figure below
Supporting plate.
The radius of supporting plate is adjusted according to the radius of heat exchanger tube, less than heat exchange tube diameter 1mm~2mm, blade shape
For arc-shaped.
Axle is provided with outside spiral band to be connected with the rotation hole in support member in supporting plate, supporting plate and hollow shaft
Connect through welding etc. mode.
Rotating end cap is connected in the hollow shaft of support member by welding manner.
The connected mode of plug-in part can use iron wire iso-deflection axis connection.
The utility model has advantages below:
(1) rotating end cap set in this combined type flow-disturbing antiscale plug-in part makes the device produce rotation under the flowing of fluid
The moment of torsion turned reaches the effect of plug-in part spin；
(2) support member and the combining structure of spiral band set in this combined type flow-disturbing antiscale plug-in part increases heat exchange
Flow-disturbing degree in pipe, while fluid scouring power is added, shearing force of the increase fluid to dirt；
(3) when the spiral band set in this combined type flow-disturbing antiscale plug-in part contacts with heat exchange tube wall at work, meeting
The dirt on tube wall is scraped, and by the rotation of spiral band, further enhances the flow-disturbing degree around tube wall, reaches antiscale
The purpose of snaking.
(4) connection of multiple spiral bands and support member is demountable structure in this combined type flow-disturbing antiscale plug-in part, side
Just clean, improve the service life of plug-in unit.
Brief description of the drawings
Fig. 1 is the schematic three dimensional views of combined type flow-disturbing antiscale plug-in part in this heat exchanger tube；
Fig. 2 is the schematic three dimensional views of support member in combined type set flow-disturbing antiscale plug-in part in this heat exchanger tube；
Fig. 3 is that rotation hole shows with rotating the three-dimensional that shaft clearance coordinates in combined type flow-disturbing antiscale plug-in part in this heat exchanger tube
It is intended to；
Fig. 4 is the schematic three dimensional views of spiral band in combined type flow-disturbing antiscale plug-in part in this heat exchanger tube；
Fig. 5 is the mounting structure schematic diagram of combined type flow-disturbing antiscale plug-in part in this heat exchanger tube.
Fig. 6 is the profile of A-A in Fig. 5.
In figure, 1- rotating end caps, 2- rotating vanes, 3- hollow shafts, 4- spiral bands, 5- rotary shafts, 7- turns of 6- supporting plates
Dynamic hole 8- flexible axle 9- heat exchanger tube 10- suspension member 11- heat exchanger tube sheets.
Embodiment
As shown in figure 1, the utility model devises combined type flow-disturbing antiscale plug-in part in a kind of heat exchanger tube, the device includes
Rotating end cap 1, rotating vane 2, hollow shaft 3, spiral band 4, rotary shaft 5, supporting plate 6, rotation hole 7；As shown in Fig. 2 rotation
Four uniform rotating vanes 2 in end cap 1, rotating end cap 1 and supporting plate 6 are coaxial configuration, are welded in hollow shaft 3, jointly
Form the integrated support part of the device；As shown in figure 4, there are two rotary shafts 5 at the both ends of spiral band 4 respectively；As shown in figure 3,
There are four uniform arc-shaped supporting plates in supporting plate 6, two rotation holes 7 are opened in the axial end of each supporting plate 6, such as Fig. 3 institutes
Show, rotation hole 7 is connected with rotary shaft 5 in a manner of gap coordinates.
As shown in figure 5, combined type flow-disturbing antiscale in multiple heat exchanger tubes is connected by use, flexible axle 7 by flexible axle 7
The both ends of heat exchanger tube 8 are fixed on by suspension member 10, the device utilizes the meeting in liquid flowing of the rotating vane 2 in rotating end cap 1
Rotating torque and axial force are produced, drives supporting plate 6 to produce rotation, the rotation of supporting plate 6 is disturbed to core flow in pipe
Stream, core flow in pipe is set to reach enough turbulent extents, spiral band 4 passes through liquid in the state of the rotation of supporting plate 6
Drive also produces rotating torque, and the rotation of spiral band 4 constantly destroys the boundary layer flow state of heat exchanger tube 9, strengthens turbulent flow journey
Degree；Under the connection of flexible axle 8, the inwall of exchange heat pipe 9 constantly hits and scraped spiral band 4, reaches cleaning dirt
Purpose, the reinforcement of tube wall turbulent extent, also accelerate the flowing and exclusion of dirt.Under this kind of type of attachment, while pass through change
The helical angle of rotating vane, along the height of hollow Axial and radial, the shape of blade change rotating torque of the heat-transfer fluid to rotor,
Ensure the smooth rotation of device, change the rotation direction of device, reach the effect of augmentation of heat transfer.
Claims (6)
1. combined type flow-disturbing antiscale plug-in part in a kind of heat exchanger tube, it is characterised in that there is the support of rotating end cap in hollow shaft
Part and spiral band are combined as an entirety, and the supporting plate on support member is welded in hollow shaft, and spiral band passes through spiral knob
The axle for taking setting is connected in the hole of supporting plate in a manner of gap coordinates, and rotating end cap is placed in one end of support member；It is propped up
The supporting plate of arc-shaped is provided with support member, the radius of supporting plate changes with heat exchange tube diameter size；Set in rotating end cap
There is rotating vane, its rotating end cap radius is less than support member；The flow-disturbing antiscale plug-in part integral radius is less than heat exchange tube diameter 1mm
~2mm, and the spiral band rotational trajectory on the support member is close to the tube wall of heat exchanger tube；Supporting plate passes through with hollow shaft
Welding manner connects.
2. combined type flow-disturbing antiscale plug-in part in heat exchanger tube according to claim 1, the supporting plate of support member is in hollow shaft
On be uniformly distributed, quantity is three, the size of supporting plate with heat exchanger tube radius change.
3. combined type flow-disturbing antiscale plug-in part in heat exchanger tube according to claim 1, the connection of support member and spiral band,
Connected on the supporting plate in a manner of gap coordinates the rotation hole on the axle and support member on twisted strip, increase heat exchanger tube
Flow-disturbing degree near wall.
4. combined type flow-disturbing antiscale plug-in part in heat exchanger tube according to claim 1, rotating end cap is revolved by changing end cap
The angle of rotating vane piece changes the direction of rotation of plug-in part, and rotating end cap and support member be coaxial configuration.
5. combined type flow-disturbing antiscale plug-in part in heat exchanger tube according to claim 1, according to being actually needed multiple interpolations
Part is used in series.
6. combined type flow-disturbing antiscale plug-in part is connected by iron wire flexible axle in heat exchanger tube according to claim 1
Connect, be placed in heat exchanger tube.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720389262.0U CN206695670U (en) | 2017-04-14 | 2017-04-14 | Combined type flow-disturbing antiscale plug-in part in heat exchanger tube |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720389262.0U CN206695670U (en) | 2017-04-14 | 2017-04-14 | Combined type flow-disturbing antiscale plug-in part in heat exchanger tube |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206695670U true CN206695670U (en) | 2017-12-01 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720389262.0U Expired - Fee Related CN206695670U (en) | 2017-04-14 | 2017-04-14 | Combined type flow-disturbing antiscale plug-in part in heat exchanger tube |
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|---|---|
| CN (1) | CN206695670U (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106813532A (en) * | 2017-04-14 | 2017-06-09 | 中国石油大学(华东) | Combined type flow-disturbing antiscale plug-in part in heat exchanger tube |
| CN110160034A (en) * | 2018-02-05 | 2019-08-23 | 兰溪市拜瑞珂科技服务有限公司 | The solar steam hot water facility of water temperature self-regulation |
| CN112594940A (en) * | 2020-12-14 | 2021-04-02 | 郑州轻工业大学 | Enhanced heat transfer type solar flat plate collector |
| CN112594939A (en) * | 2020-12-14 | 2021-04-02 | 郑州轻工业大学 | Enhanced heat transfer type low-resistance solar flat plate collector |
| CN114018072A (en) * | 2021-11-02 | 2022-02-08 | 连城凯克斯科技有限公司 | High-thermal-conductivity water-cooling heat shield heat exchanger for single crystal furnace |
-
2017
- 2017-04-14 CN CN201720389262.0U patent/CN206695670U/en not_active Expired - Fee Related
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106813532A (en) * | 2017-04-14 | 2017-06-09 | 中国石油大学(华东) | Combined type flow-disturbing antiscale plug-in part in heat exchanger tube |
| CN110160034A (en) * | 2018-02-05 | 2019-08-23 | 兰溪市拜瑞珂科技服务有限公司 | The solar steam hot water facility of water temperature self-regulation |
| CN112594940A (en) * | 2020-12-14 | 2021-04-02 | 郑州轻工业大学 | Enhanced heat transfer type solar flat plate collector |
| CN112594939A (en) * | 2020-12-14 | 2021-04-02 | 郑州轻工业大学 | Enhanced heat transfer type low-resistance solar flat plate collector |
| CN114018072A (en) * | 2021-11-02 | 2022-02-08 | 连城凯克斯科技有限公司 | High-thermal-conductivity water-cooling heat shield heat exchanger for single crystal furnace |
| CN114018072B (en) * | 2021-11-02 | 2023-09-22 | 连城凯克斯科技有限公司 | High-thermal-conductivity water-cooling heat shield heat exchanger for single crystal furnace |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| 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: 20171201 Termination date: 20180414 |