CN205505846U - Cleaning system - Google Patents
Cleaning system Download PDFInfo
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- CN205505846U CN205505846U CN201620268943.7U CN201620268943U CN205505846U CN 205505846 U CN205505846 U CN 205505846U CN 201620268943 U CN201620268943 U CN 201620268943U CN 205505846 U CN205505846 U CN 205505846U
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- screw
- purging system
- coupling screw
- cleaning
- coupling
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Abstract
The utility model provides a cleaning system. This cleaning system still includes: wash screw means, coupling screw means and guide bar, coupling screw means's first end and the one end of wasing screw means are connected, and coupling screw means's second end washs screw means and coupling screw means and is elastic component for the stiff end, and the enough back and forth movement on coupling screw means's axis direction of homoenergetic, the guide bar sets up and just extends on the axis direction in coupling screw means is inside, and the first end of guide bar is the free end, and the second end of guide bar is the stiff end. The application provides an online self - cleaning's function can be realized to the soft or hard incrustation scale of cleaning system in to the condenser pipe, and can ensure the operation of condenser efficient for a long time.
Description
Technical field
This utility model relates to steam turbine and cleans field, in particular to a kind of purging system.
Background technology
The automatic cleaning technology of generating set vacuum condenser has multiple, and the most most widely used is rubber ball cleaning system.But,
Rubber ball cleaning system is intermittent duty, still there are loss of vacuum that incrustation scale causes and needs to carry out every year primary chemical cleaning.
Macrocyclic giant cleans and jet flow cleaning, there is the problem that the vacuum average loss in the cycle is bigger.And it is above-mentioned
These cleaning techniques all do not have cooling reinforcing function.Plastic twisted tape rotation cleaning technique is good to the effectiveness comparison of soft dirt, but right
The hard scale of the inside pipe wall bottom generally existed is the most invalid.Existing document there was reported a kind of steam turbine power generation small unit condenser
Automatic cleaning system, its automatic cleansing power is preferable, but at heat exchanger tube, the design of mouth of pipe seat affects heat exchange velocity in pipes, increases
Condensed water enters the resistance of heat exchanger tube, and then result in the problem that cleaning performance is poor.
Utility model content
Main purpose of the present utility model is that providing a kind of cleans device, to solve the cleaning performance of existing steam turbine cleaning device
Poor problem.
To achieve these goals, this utility model provides a kind of purging system, and this purging system includes: clean screw,
Coupling screw, the first end of coupling screw is connected with the one end cleaning screw, the second end of coupling screw
For fixing end, cleaning screw is elastic parts with coupling screw, and all can be in the axis side of coupling screw
Upwards back and forth movement；And guide post, it is arranged at coupling screw inside and extends in the axial direction, the first of guide post
End is free end, and the second end of guide post is fixing end.
Further, condenser to be cleaned is internally provided with condensing tube and the tube sheet parallel with the sidewall of bobbin carriage, and condensing tube is fixed on
On tube sheet, the distance between free end and tube sheet is 10～100mm.
Further, clean the distance of the radial direction along condensing tube between external diameter and the internal diameter of condensing tube of screw be 4～
6mm。
Further, clean screw pitch is condensing tube internal diameter 1.2～2.2 times.
Further, the radial distance along coupling screw between external diameter and the internal diameter coupling screw of guide post is more than
0.3mm and the internal diameter less than coupling screw.
Further, one end of coupling screw connects by being connected ring with cleaning screw.
Further, coefficient of elasticity is the coefficient of elasticity cleaning screw the 1/3～1/10 of coupling screw.
Further, purging system also includes the condensate water circulatory pipe of the wave current machine with dish plate, wave current machine and condenser to be cleaned
Road is connected.
Further, the external diameter of dish plate is 0.3～0.85 times of the internal diameter of condensate water circulatory pipeline, the rotary speed of dish plate be 1～
15r/min。
Further, clean screw and/or coupling screw is spring.
Application the technical solution of the utility model, being directed to bar, to be arranged at coupling screw internal and in the axial direction thereof, this
Be conducive to mutually being wound around between the adjacent spiral of suppression coupling screw.First end of guide post is free end, and the second end is solid
Fixed end.This advantageously reduces the resistance of fluid in purging system, and improves cleaning performance.
Accompanying drawing explanation
The Figure of description of the part constituting the application is used for providing being further appreciated by of the present utility model, of the present utility model
Schematic description and description is used for explaining this utility model, is not intended that improper restriction of the present utility model.In the accompanying drawings:
Fig. 1 shows a kind of operating diagram cleaning device provided according to a kind of preferred embodiment of the present utility model.
Above-mentioned accompanying drawing includes the following drawings labelling:
1, screw is cleaned；2, coupling screw；3, guide post；4, condenser to be cleaned；5, condensing tube；6、
Bobbin carriage；7, tube sheet；8, ring is connected；9, dish plate；10, wave current machine；11, condensate water circulatory pipeline；12, fixed plate；13、
Steam inlet；14, condensation water tank；15, cooling tower；16, circulating pump.
Detailed description of the invention
It should be noted that in the case of not conflicting, the embodiment in the application and the feature in embodiment can be mutually combined.
Describe this utility model below with reference to the accompanying drawings and in conjunction with the embodiments in detail.
As described by background section, the problem that existing steam turbine purging system exists cleaning performance difference.On solving
State technical problem, this application provides a kind of purging system, as it is shown in figure 1, this purging system also includes: clean screw 1,
Coupling screw 2 and guide post 3, the first end of coupling screw 2 is connected with the one end cleaning screw 1, couples spiral shell
Second end of cyclone 2 is fixing end, cleans screw 1 and couples screw 2 and be elastic parts, and all can be
Back and forth movement on the axis direction of coupling screw 2；Guide post 3 is arranged at coupling screw 2 inside and at axis direction
Upper extension, the first end of guide post 3 is free end, and the second end of guide post 3 is fixing end.
It is placed in cleaning screw 1 in the condensing tube 5 within condenser 4 to be cleaned during use, and makes coupling screw 2
The first end with clean screw 1 one end is connected, couple screw 2 the first end be free end, the second end is fixing
End.This makes being passed through of condensed water in condenser 4 to be cleaned that cleaning screw 1 can be driven to be moved with condensed water, with
Time make coupling screw 2 deform upon.Footpath is there is in the screw 1 that cleans in condensing tube 5 under the induction of pipe inner cooling water
To vibration, tap the soft or hard incrustation scale of inside pipe wall, it is achieved cleaning function.When the restoring force coupling screw 2 is sufficiently large,
The lower cleaning screw 1 that drives of coupling screw 2 moves with the direction contrary with condensed water flowing.So that the application
The purging system provided is capable of the function of on-line auto-cleaning to the soft or hard incrustation scale in condensing tube 5, and can ensure cold for a long time
Condenser runs efficiently.
Being directed to bar 3 and be arranged at coupling screw 2 inside and on the axis direction of coupling screw 2, this is conducive to pressing down
Mutually it is wound around between the adjacent spiral of system coupling screw 2.First end of guide post 3 is free end, and the second end is fixing end.
This advantageously reduces the resistance of fluid in purging system, and improves cleaning performance.
In actual use, being directed to bar 3 and be fixed in the fixed plate 12 on bobbin carriage 6 sidewall, this is conducive to improving guiding
The fastness of bar 3.Second end of coupling spiral is directly installed on the guide post 3 of fixing hole, or has been directly installed on solid
Determine in the fixed plate 12 in hole.Above-mentioned condensing tube 5 is fixed on tube sheet 7, and fixed plate 12 is parallel with tube sheet 7, and fixed plate 12
And the distance between tube sheet 7 is 300～600mm.
Condenser 4 to be cleaned can arrange steam inlet 13 and coolant outlet, and this coolant outlet is connected with condensation water tank 14.
It is passed through steam during condensing tube cleaning condensing tube 5 is carried out heating is conducive to improving cleaning performance further.
In the present embodiment, condenser 4 to be cleaned is internally provided with the tube sheet 7 parallel with bobbin carriage 6 sidewall, and condensing tube 5 is fixed on pipe
On plate 7, the distance between free end and tube sheet 7 is 10～100mm.This advantageously reduces the flexible resistance of coupling screw 2
Power, thus improve the cleaning performance of purging system further.
In the present embodiment, the distance of the radial direction along condensing tube 5 between external diameter and the internal diameter of condensing tube 5 of cleaning screw 1
It is 4～6mm.This advantageously reduces the resistance cleaned between spiral and condensing tube 5, thus reduces whole purging system further
Resistance, and then be conducive to more further improving cleaning performance.
In the present embodiment, clean screw 1 1.2～2.2 times that pitch is condensing tube 5 internal diameter.This is conducive to fall further
Resistance between low cleaning screw 1 and condensing tube 5, thus reduce the resistance of whole purging system further.
The radial direction along coupling screw 2 in the present embodiment, between the external diameter of guide post 3 with the internal diameter coupling screw 2
Distance is more than 0.3mm and less than the internal diameter of described coupling screw 2.This is conducive to reducing coupling screw 2 further
Flexible resistance.
In the present embodiment, one end of coupling screw 2 and cleaning screw 1 are for removably connecting.This is conducive to making cleaning
Device is easily installed and dismantles.Preferably, one end of coupling screw 2 connects by being connected ring 8 with cleaning screw 1.
In the present embodiment, clean screw 1 and use the steel wire of 1～3mm, coupling screw 2 to use 0.5～2.0mm
Steel wire.
In the present embodiment, coefficient of elasticity is the coefficient of elasticity cleaning screw 1 the 1/3～1/10 of coupling screw 2.
The proportionate relationship that coefficient of elasticity is the coefficient of elasticity cleaning screw 1 of coupling screw 2 is set in above-mentioned scope
In, be conducive to when the flow velocity cyclic fluctuation of in-tube condensation water changes, the stroke of coupling screw 2 also occurs bigger
Change, drives cleaning spiral to produce with this and periodically moves back and forth, and stroke reaches to clean more than one times of helical pitch, from
And be conducive to improving the cleaning performance of above-mentioned cleaning device.
In the present embodiment, purging system also includes the wave current machine 10 with dish plate 9, and wave current machine 10 is cold with condenser 4 to be cleaned
Solidifying water circulating pipe 11 is connected.
The dish plate 9 of wave current machine 10 rotates at a slow speed, makes the fluctuation of the flow velocity size generating period in condensing tube 5 change, so that
Acting on the axial force cleaned on screw 1 to fluctuate the most therewith change, the tensile elongation of coupling screw 2 and then produces greatly
In the cyclically-varying cleaning screw 1 pitch.This makes cleaning screw 1 while radial vibration, occurs the most therewith
Axially reciprocating, thus substantially increase automatic cleansing power and the uniformity of inside pipe wall Fouling Cleaning cleaning screw 1.
Additionally, due to pipe inner cooling water becomes spiral flow under the induction cleaning screw 1, this has the effect of convection current cooling reinforcing.
In actual mechanical process, optionally, wave current machine 10 is connected with cooling tower 15, and on the two stream being connected
It is provided with circulating pump 16.
In the present embodiment, the external diameter of dish plate 9 is 0.3～0.85 times of the internal diameter of condensate water circulatory pipeline 11, the rotation speed of dish plate 9
Degree is 1～15r/min.The rotation dish plate 9 selecting external diameter to vary in size, can make its flow velocity fluctuate in the range of 3%～10%.
This is conducive to improving cleaning performance further.
In the present embodiment, clean screw 1 and/or coupling screw 2 is spring.Source is relatively wide, and price is relatively low, changes
More convenient, this advantageously reduces the cost of above-mentioned purging system.
The foregoing is only preferred embodiment of the present utility model, be not limited to this utility model, for this area
For technical staff, this utility model can have various modifications and variations.All within spirit of the present utility model and principle, institute
Any modification, equivalent substitution and improvement etc. made, within should be included in protection domain of the present utility model.
Claims (10)
1. a purging system, it is characterised in that described purging system includes:
Clean screw (1),
Coupling screw (2), the first end of described coupling screw (2) and described cleaning screw (1)
One end connects, and the second end of described coupling screw (2) is fixing end, and described cleaning screw (1) is with described
Coupling screw (2) is elastic parts, and all can be past on the axis direction of described coupling screw (2)
Return motion；And
Guide post (3), is arranged at described coupling screw (2) internal and extend on described axis direction, described in lead
The first end to bar (3) is free end, and the second end of described guide post (3) is fixing end.
Purging system the most according to claim 1, it is characterised in that
Condenser to be cleaned (4) is internally provided with condensing tube (5) and the tube sheet (7) parallel with the sidewall of bobbin carriage (6),
Described condensing tube (5) is fixed on described tube sheet (7), the distance between described free end and described tube sheet (7) be 10～
100mm。
Purging system the most according to claim 2, it is characterised in that the external diameter of described cleaning screw (1) is cold with described
The distance along the radial direction of described condensing tube (5) between the internal diameter of solidifying pipe (5) is 4～6mm.
4. according to the purging system described in Claims 2 or 3, it is characterised in that the pitch of described cleaning screw (1) is cold
1.2～2.2 times of solidifying pipe (5) internal diameter.
Purging system the most according to claim 1, it is characterised in that the external diameter of described guide post (3) couples spiral with described
The radial distance along described coupling screw (2) between the internal diameter of device (2) is more than 0.3mm and less than described coupling
Close the internal diameter of screw (2).
Purging system the most according to claim 1, it is characterised in that one end of described coupling screw (2) with described clearly
Wash screw (1) and connect by connecting ring (8).
Purging system the most according to claim 1, it is characterised in that the coefficient of elasticity of described coupling screw (2) is institute
State the 1/3～1/10 of the coefficient of elasticity cleaning screw (1).
Purging system the most according to claim 4, it is characterised in that described purging system also includes the ripple with dish plate (9)
Stream machine (10), described wave current machine (10) is connected with the condensate water circulatory pipeline of described condenser to be cleaned (4).
Purging system the most according to claim 8, it is characterised in that the external diameter of described dish plate (9) is described condensate water circulatory
0.3～0.85 times of the internal diameter of pipeline (11), the rotary speed of described dish plate (9) is 1～15r/min.
Purging system the most according to claim 1, it is characterised in that described cleaning screw (1) and/or described coupling spiral shell
Cyclone (2) is spring.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620268943.7U CN205505846U (en) | 2016-03-31 | 2016-03-31 | Cleaning system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620268943.7U CN205505846U (en) | 2016-03-31 | 2016-03-31 | Cleaning system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205505846U true CN205505846U (en) | 2016-08-24 |
Family
ID=56734969
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620268943.7U Active CN205505846U (en) | 2016-03-31 | 2016-03-31 | Cleaning system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205505846U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106311685A (en) * | 2016-08-30 | 2017-01-11 | 安徽安特食品股份有限公司 | Non-halt efficient scale removing equipment of horizontal reboiler |
| CN106378342A (en) * | 2016-08-30 | 2017-02-08 | 安徽安特食品股份有限公司 | Horizontal reboiler non-stop descaling device |
| CN107702587A (en) * | 2017-10-30 | 2018-02-16 | 俞天翔 | Couple spiral cleaning formula natural-circulation evaporator |
-
2016
- 2016-03-31 CN CN201620268943.7U patent/CN205505846U/en active Active
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106311685A (en) * | 2016-08-30 | 2017-01-11 | 安徽安特食品股份有限公司 | Non-halt efficient scale removing equipment of horizontal reboiler |
| CN106378342A (en) * | 2016-08-30 | 2017-02-08 | 安徽安特食品股份有限公司 | Horizontal reboiler non-stop descaling device |
| CN106311685B (en) * | 2016-08-30 | 2018-08-17 | 安徽安特食品股份有限公司 | A kind of horizontal reboiler does not shut down efficient descaling equipment |
| CN107702587A (en) * | 2017-10-30 | 2018-02-16 | 俞天翔 | Couple spiral cleaning formula natural-circulation evaporator |
| CN107702587B (en) * | 2017-10-30 | 2019-05-24 | 俞天翔 | Couple spiral cleaning formula natural-circulation evaporator |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |