CN207365798U - Snaking antiscaling device and tubular heat exchanger - Google Patents
Snaking antiscaling device and tubular heat exchanger Download PDFInfo
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- CN207365798U CN207365798U CN201721250638.6U CN201721250638U CN207365798U CN 207365798 U CN207365798 U CN 207365798U CN 201721250638 U CN201721250638 U CN 201721250638U CN 207365798 U CN207365798 U CN 207365798U
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- snaking
- tubulation
- heat exchanger
- tubular heat
- driving mechanism
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P20/00—Technologies relating to chemical industry
- Y02P20/10—Process efficiency
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Abstract
It the utility model is related to field of chemical equipment, it is proposed a kind of snaking antiscaling device, for carrying out snaking scale inhibition to tubular heat exchanger, tubular heat exchanger includes having gap between multiple tubulations and each tubulation, the gap of more Arrangement pipes is at least aligned to a plurality of clearance space in one direction, and snaking antiscaling device includes driving mechanism and multiple tube brushes：Wherein the relatively each tubulation of driving mechanism main body is fixed and driving mechanism connects multiple tube brush one end by actuator；Multiple tube brushes align a plurality of clearance space respectively, and tube brush has the brush finish of corresponding clearance space outer rows tube wall；Driving mechanism drives multiple tube brushes reciprocally swinging in a plurality of clearance space respectively by actuator.On the one hand tubulation can be timely cleared up during evaporation, so that dirt will not largely condense in tubulation surface；On the other hand the heat exchanger effectiveness of heat exchanger is improved, and then improves evaporation efficiency；Another further aspect, the apparatus structure is simple, and usage time length, makes and maintenance cost is low.
Description
Technical field
It the utility model is related to field of chemical equipment, more particularly to a kind of snaking antiscaling device and tubular heat exchanger.
Background technology
For heat exchanger in evaporation process, tubulation surface can condense less soluble dirt, and the heat exchanger tube heat after fouling is handed over
Change efficiency and have and significantly decline, seriously affect evaporation efficiency.Traditional heat exchanger on line cleaning device, more using high pressure spray
Jetting or scale remover clear up tubulation surface, but one is due to that dirty adhesive force is larger, it is difficult to are purged；Second, high pressure
Injection could must carry out after a shutdown；Third, required amount of liquid is larger；Fourth, the complicated component of foulant, when chemical solvent cannot
When being completely dissolved, or when between tubulation fouling connected, block medicament circulation when, just can only open equipment carry out by hand remove
Dirt, causes clearance time longer.
Fouling is a slow process, and during which dirty thickness is stepped up, if timely cleared up during evaporation
Tubulation, prevents dirt thus to achieve the purpose that snaking scale inhibition from largely condensing in tubulation surface.
Therefore, it is necessary to a kind of snaking antiscaling device and tubular heat exchanger for tubular heat exchanger is studied, with solution
The problem of heat exchanger tube snaking certainly existing in the prior art is difficult.
It should be noted that the information in above-mentioned background section utility model is only used for strengthening to the utility model
The understanding of background, therefore can include not forming the information to the prior art known to persons of ordinary skill in the art.
The content of the invention
The purpose of this utility model is that overcome at least to a certain extent due to limitation and the defect of correlation technique and lead
One or more problem caused, there is provided a kind of snaking antiscaling device and tubular heat exchanger.
To realize above-mentioned purpose of utility model, the utility model adopts the following technical solution：
One side according to the present utility model, there is provided a kind of snaking antiscaling device, for being carried out to tubular heat exchanger
Snaking scale inhibition, the tubular heat exchanger include multiple tubulations, have gap between each tubulation, the gap of the plurality of rows of tubulation is extremely
Few to be aligned to a plurality of clearance space in one direction, the snaking antiscaling device includes driving mechanism and multiple tube brushes：
The relatively each tubulation of driving mechanism main body is fixed, and the driving mechanism connects multiple pipes by actuator
Brush one end；
Multiple tube brushes align a plurality of clearance space respectively, and the tube brush has on the outside of the corresponding clearance space
The brush finish of tubulation wall；The driving mechanism by actuator drive multiple tube brushes respectively in a plurality of clearance space it is past
Physical pendulum moves.
In a kind of exemplary embodiment of the utility model, the actuator has shaft and swing arm, the swing arm one
The shaft is fixed in side, and the swing arm opposite side fixes multiple tube brushes；Described in the driving mechanism is driven by shaft
Swing arm and the tube brush are swung.
In a kind of exemplary embodiment of the utility model, the brush finish of the tube brush is fixed with bristle, the bristle length
Degree is equal to or more than the tubulation outside diameter.
In a kind of exemplary embodiment of the utility model, the tube brush also has multiple water jets and water pipe, described
Water jet is located in brush finish or brush finish side, and the water pipe is connected along the tube brush and swing arm with outside water spray driving, passes through institute
Water pipe is stated to supply water for the water jet.
In a kind of exemplary embodiment of the utility model, the driving mechanism is decelerating motor, rotary cylinder or stretches
Contracting cylinder, is connected by corresponding coupling piece with the shaft.
One side according to the present utility model, there is provided a kind of tubular heat exchanger, includes the row of housing, enclosure interior
Pipe and tubulation frame, including at least a pair of snaking antiscaling device as described in above-mentioned any one, at least a pair of snaking resistance
Dirty device is equipped with the diverse location of the tubulation frame, for clearing up all tubulations.
In a kind of exemplary embodiment of the utility model, the driving mechanism of the snaking antiscaling device is arranged on institute
The hull outside of tubular heat exchanger is stated, and is fixedly connected with the housing；The actuator of the snaking antiscaling device
Bearing and sealing are equipped between the housing of the tubular heat exchanger.
In a kind of exemplary embodiment of the utility model, fixed frame, two axle beds and two bearings are further included：
The fixed frame is fixedly connected on the tubulation frame；
Two axle beds are fixedly installed in the both ends of the fixed frame, and the axle bed passes through described in bearing fixation
The both ends of actuator；
Two bearing holder (housing, cover)s are arranged on the both ends of the actuator and are fixedly connected with the axle bed.
In a kind of exemplary embodiment of the utility model, extending direction and the tubulation of a plurality of clearance space
The flow direction of outer fluid is consistent.
In a kind of exemplary embodiment of the utility model, the tubular heat exchanger is equipped with two snaking resistances
Dirty device, the center of rotation of two snaking antiscaling devices be respectively arranged at the tubulation frame it is diagonal on, the tube brush
Length is more than the half of the corresponding tubulation frame catercorner length.
As shown from the above technical solution, it is the advantages of a kind of snaking antiscaling device of the utility model with good effect：
The utility model provides a kind of snaking antiscaling device, for carrying out snaking scale inhibition, shell and tube to tubular heat exchanger
Heat exchanger includes having gap between multiple tubulations and each tubulation, and the gap of more Arrangement pipes is at least aligned to a plurality of in one direction
Gap space, snaking antiscaling device include driving mechanism and multiple tube brushes：The wherein relatively each tubulation of driving mechanism main body is fixed
And driving mechanism connects multiple tube brush one end by actuator；Multiple tube brushes align a plurality of clearance space respectively, and tube brush has pair
Answer the brush finish of clearance space outer rows tube wall；Driving mechanism drives multiple tube brushes respectively in a plurality of clearance space by actuator
Reciprocally swinging.
The snaking antiscaling device of the utility model can be used in the case where not influencing heat exchanger operation, on the one hand can be
Tubulation is timely cleared up during evaporation, so that dirt will not largely condense in tubulation surface；On the other hand cleaning in time
Dirt on tubulation surface makes the tubulation surface moment keep clean so as to improve the heat exchanger effectiveness of heat exchanger, and then improves evaporation
Efficiency；Another further aspect, the apparatus structure is simple, and usage time length, makes and maintenance cost is low.
It should be appreciated that the general description and following detailed description of the above are only exemplary and explanatory, not
The utility model can be limited.
Brief description of the drawings
Attached drawing herein is merged in specification and forms the part of this specification, shows and meets the utility model
Embodiment, and be used to together with specification to explain the principle of the utility model.It should be evident that drawings in the following description are only
It is some embodiments of the utility model, for those of ordinary skill in the art, in the premise not made the creative labor
Under, other attached drawings can also be obtained according to these attached drawings.
Fig. 1 is the snaking antiscaling device structure diagram of one embodiment of the utility model；
Fig. 2 is that the tubular heat exchanger of one embodiment of the utility model is overlooked with the package assembly of snaking antiscaling device
Figure；
Fig. 3 is package assembly left view of the tubular heat exchanger with snaking antiscaling device of one embodiment of the utility model
Figure.
The reference numerals are as follows for main element in figure：1st, tubulation；2nd, tubulation frame；3rd, axle bed；4th, shaft；5th, tube brush；6、
Swing arm；7th, driving mechanism；8th, fixed frame.
Embodiment
Example embodiment is described more fully with referring now to attached drawing.However, example embodiment can be with a variety of shapes
Formula is implemented, and is not understood as limited to example set forth herein；On the contrary, these embodiments are provided so that the utility model will
More fully and completely, and by the design of example embodiment comprehensively it is communicated to those skilled in the art.It is identical in figure
Reference numeral represents same or similar structure, thus will omit their detailed description.
Described feature, structure or characteristic can be incorporated in one or more embodiments in any suitable manner
In.In the following description, there is provided many details fully understand embodiment of the present disclosure so as to provide.However,
It will be appreciated by persons skilled in the art that the technical solution of the disclosure can be put into practice and omit one in the specific detail or more
It is more, or other methods, constituent element, device, step etc. can be used.In other cases, known in being not shown in detail or describing
Technical solution is to avoid a presumptuous guest usurps the role of the host and causes each side of the disclosure to thicken.
Fig. 1 is the snaking antiscaling device structure diagram of one embodiment of the utility model；Fig. 2 is real for the utility model one
Apply the tubular heat exchanger of mode and the package assembly top view of snaking antiscaling device；Fig. 3 is one embodiment of the utility model
Tubular heat exchanger and snaking antiscaling device package assembly left view.
The utility model provides a kind of snaking antiscaling device, as shown in FIG. 1 to 3, for being carried out to tubular heat exchanger
Snaking scale inhibition, tubular heat exchanger include having gap between multiple tubulations 1 and each tubulation 1, and the gap of more Arrangement pipes 1 is at least one
A direction is aligned to a plurality of clearance space, and snaking antiscaling device includes driving mechanism 7 and multiple tube brushes 5：Wherein driving mechanism 7
The relatively each tubulation of main body is fixed and driving mechanism 7 connects multiple 5 one end of tube brush by actuator；Multiple tube brushes 5 align respectively
A plurality of clearance space, tube brush 5 have the brush finish of corresponding clearance space outer rows tube wall；Driving mechanism 7 is driven more by actuator
A tube brush 5 reciprocally swinging in a plurality of clearance space respectively.
The snaking antiscaling device of the utility model can be used in the case where not influencing heat exchanger operation, on the one hand can be
Tubulation is timely cleared up during evaporation, so that dirt will not largely condense in tubulation surface；On the other hand cleaning in time
Dirt on tubulation surface makes the tubulation surface moment keep clean so as to improve the heat exchanger effectiveness of heat exchanger, and then improves evaporation
Efficiency；Another further aspect, the apparatus structure is simple, and usage time length, makes and maintenance cost is low.
In the following, the snaking antiscaling device in this example embodiment will be further detailed.
In a kind of exemplary embodiment of the utility model, the snaking antiscaling device can be installed on shell and tube heat exchange
In device, for cleaning multiple tubulations in heat exchanger, as shown in Figure 2 and Figure 3, the arrangement mode of each tubulation 1 can be multiple rows of and more
Row, and in order to which the gap of multiple tubulations 1 more interspaces that align in the same direction with the use of snaking antiscaling device, can be made empty
Between, worked with reserving a plurality of clearance space for snaking antiscaling device.
In a kind of exemplary embodiment of the utility model, snaking antiscaling device can include driving mechanism 7 and more
A tube brush 5, the wherein main body of driving mechanism 7 can relatively each tubulation 1 fix, driving mechanism 7 can also include actuator, driving
Part can be fixed relative to each tubulation 1.Since heat exchanger inner space is limited, and internal high temperature, high humidity, and the liquid handled
Body complex chemical composition, has stronger acid/base corrosivity, machine work and running part are restricted by working environment, caused
It is bad that performance of the parts on resistance to acid and alkali easily occur for complicated mechanical structure, therefore in order to reduce to the greatest extent in heat exchanger
Increase mechanical part, actuator can be directly installed on to one end of tubulation frame 2, as actuator is installed on side row in Fig. 3
Actuator, can also be installed on the bottom of side tubulation frame 2 by the top of pipe support 2, and the utility model does not do particular determination herein.
Further, actuator can include shaft 4 and swing arm 6, and the side of swing arm 6 can be fixed on shaft 4, swing arm 6
Opposite side can fix one end of multiple tube brushes 5, and driving mechanism 7 can drive swing arm 6 and swing arm 6 by shaft 4
5 reciprocally swinging of tube brush.In order to make swing arm 6 and tube brush 5 that there is large range of central angle fully to clean the snaking scale inhibition
Device is installed on the tubulation 1 in the range of 2 side of tubulation frame, as shown in Fig. 2, the shaft 4 of actuator can be installed on tubulation
Frame 2 is slightly by interior side.
In addition, driving mechanism 7 can be decelerating motor, or rotary cylinder or telescopic cylinder, the utility model
Particular determination is not done herein, this driving mechanism 7 can be connected by corresponding connector with shaft 4.
In a kind of exemplary embodiment of the utility model, multiple tube brushes 5 can align a plurality of clearance space respectively, pipe
Brushing can be strip and can make tube brush and each clearance space one-to-one corresponding, additionally can be in two tubulations on the outermost side
1 outer space respectively sets a tube brush 5, and driving mechanism 7 can drive multiple pipes by the shaft 4 in actuator and swing arm 6
5 reciprocally swinging in a plurality of clearance space respectively of brush, to be cleaned to all tubulations 1 comprehensively.
In addition, tube brush 5 there can be the brush finish of the corresponding each tubulation wall in clearance space both sides, brush can be fixed with brush finish
Hair, and in order to fully be cleaned to each tubulation 1, bristle lengths can be made to be equal to or more than the outside diameter of tubulation 1, bristle is optional
Select and be made of high temperature resistant, the material of acid and alkali-resistance, such as extraordinary nylon fiber., can also be in tube brush 5 in order to increase cleaning effect
Be equipped with multiple water jets and water pipe, water jet can be located in the middle part of brush finish or brush finish side, water pipe then can along tube brush 5 and
Swing arm 6 is drivingly connected with exterior water spray, is supplied water by water pipe for water jet, water jet can provide injection water, and can mix
Enter corresponding scale removal medicament, to strengthen scale removal effect.And operation of spraying water can select interval some cycles to carry out.
Second aspect according to the present utility model, there is provided a kind of tubular heat exchanger, tubular heat exchanger can include
The tubulation 1 and tubulation frame 2 of housing, enclosure interior, in addition to this it is possible to including at least a pair of above-mentioned snaking antiscaling device,
At least a pair of snaking antiscaling device can be equipped with the diverse location of tubulation frame 2, for being carried out clearly to whole tubulations 1
Reason.In the present embodiment, the arrangement mode of multiple tubulations 1 of tubular heat exchanger can be multiple rows of and multiple row, and multiple tubulations 1
The extending direction of a plurality of clearance space formed can be consistent with the flow direction of tubulation outer fluid.
Further, in a kind of exemplary embodiment of the utility model, in order to in whole tubular heat exchanger
Whole tubulations are cleaned, and as shown in Figure 2 and Figure 3, tubular heat exchanger can be equipped with two snaking antiscaling devices, and two clear
The center of rotation of dirty antiscaling device can be respectively arranged at tubulation frame 2 it is diagonal on, and the length of tube brush can be more than it is corresponding
The half of the catercorner length of tubulation frame 2, tubulation can be carried out whole cleanings with this.In other examples, snaking hinders
The quantity and installation site of dirty device are not limited to foregoing description, it is every can realize to the whole in whole tubular heat exchanger or
Part tubulation carries out clean design all within the scope of protection of the utility model, and the utility model does not do special limit herein
It is fixed.
In a kind of exemplary embodiment of the utility model, in order to realize snaking antiscaling device and tubular heat exchanger
Installation connection, while consider that heat exchanger inner space is limited and has the characteristics that high temperature, high humidity and acid and alkali corrosion, drive
Dynamic part need to be placed on machine exterior, therefore the driving mechanism 7 of snaking antiscaling device can be arranged on tubular heat exchanger
Hull outside, and be fixedly connected with the casing；And can make snaking antiscaling device actuator and tubular heat exchanger housing it
Between be equipped with bearing and sealing.
In addition, in order to realize the installation of the actuator of snaking antiscaling device, the inside of this tubular heat exchanger can also wrap
Include 8, two axle beds 3 of fixed frame and two bearings：Wherein fixed frame 8 can be fixedly connected on tubulation frame 2, and fixed frame 8 can
Think triangular form stent, wherein a vertical edge can be fixedly connected on the apical lateral of tubulation frame 2, another horizontal sides can be with two
A axle bed 3 connects, and further two axle beds 3 are fixedly installed in the both ends of fixed frame 8, and two bearings can be sheathed on actuator
The both ends of shaft are simultaneously fixedly connected with axle bed 3.In other examples, the driving mechanism and actuator of snaking antiscaling device
Installation not limited to this, the utility model do not do particular determination herein.
Those skilled in the art will readily occur to the disclosure its after considering specification and putting into practice invention disclosed herein
Its embodiment.This application is intended to cover any variations, uses, or adaptations of the disclosure, these modifications, purposes or
Person's adaptive change follows the general principle of the disclosure and including the undocumented common knowledge in the art of the disclosure
Or conventional techniques.Description and embodiments are considered only as exemplary, and the true scope and spirit of the disclosure are by appended
Claim is pointed out.
Above-mentioned described feature, structure or characteristic can be incorporated in one or more embodiment party in any suitable manner
In formula, if possible, it is characterized in discussed in each embodiment interchangeable.In above description, there is provided many specific thin
Section is so as to provide fully understanding to the embodiment of the utility model.It will be appreciated, however, by one skilled in the art that can be real
The technical solution of the utility model is trampled without one or more in the specific detail, or others side can be used
Method, component, material etc..In other cases, known features, material or operation are not shown in detail or describe to avoid fuzzy sheet
The each side of utility model.
In this specification, term "one", " one ", "the" and " described " be representing that there are one or more elements/group
Into part/etc.；Term "comprising", " comprising " and " having " to represent the open meaning being included and refer to except
The key element/part/listed also may be present outside waiting other key element/part/etc.；Term " first " and " second " etc.
Only used as mark, be not the quantity limitation to its object.
It should be appreciated that the utility model be not limited in its application to this specification proposition component detailed construction and
Arrangement.The utility model can have other embodiment, and can realize and perform in many ways.Foregoing change
Shape form and modification fall in the scope of the utility model.It should be appreciated that this disclosure and this reality limited
Mentioned or all alternative groups of two or more obvious independent features with the new text and/or drawings that extend to
Close.All these different combinations form multiple alternative aspects of the utility model.Embodiment described in this specification is said
Understand the best mode for becoming known for realizing the utility model, and those skilled in the art will be enable new using this practicality
Type.
Claims (10)
1. a kind of snaking antiscaling device, for carrying out snaking scale inhibition to tubular heat exchanger, the tubular heat exchanger includes more
A tubulation, has gap between each tubulation, and the gap of the plurality of rows of tubulation is at least aligned to a plurality of clearance space in one direction,
It is characterized in that, the snaking antiscaling device includes driving mechanism and multiple tube brushes：
The relatively each tubulation of driving mechanism main body is fixed, and the driving mechanism connects multiple tube brushes one by actuator
End；
Multiple tube brushes align a plurality of clearance space respectively, and the tube brush has tubulation on the outside of the corresponding clearance space
The brush finish of wall；The driving mechanism drives multiple tube brushes respectively in a plurality of clearance space toward physical pendulum by actuator
It is dynamic.
2. snaking antiscaling device according to claim 1, it is characterised in that the actuator has shaft and swing arm, institute
State swing arm side and be fixed on the shaft, the swing arm opposite side fixes multiple tube brushes；The driving mechanism passes through shaft
The swing arm and the tube brush is driven to swing.
3. snaking antiscaling device according to claim 2, it is characterised in that the brush finish of the tube brush is fixed with bristle, institute
State bristle lengths and be equal to or more than the tubulation outside diameter.
4. snaking antiscaling device according to claim 3, it is characterised in that the tube brush also has multiple water jets and water
Pipe, the water jet is located in brush finish or brush finish side, and the water pipe is connected along the tube brush and swing arm with outside water spray driving,
Supplied water by the water pipe for the water jet.
5. snaking antiscaling device according to claim 2, it is characterised in that the driving mechanism is decelerating motor, rotation
Cylinder or telescopic cylinder, are connected by corresponding coupling piece with the shaft.
6. a kind of tubular heat exchanger, including the tubulation of housing, enclosure interior and tubulation frame, it is characterised in that including extremely
It is few a pair of as claim 1 to 5 any one of them snaking antiscaling device, at least a pair of snaking antiscaling device are equipped with
In the diverse location of the tubulation frame, for clearing up all tubulations.
7. tubular heat exchanger according to claim 6, it is characterised in that the driving of the snaking antiscaling device
Mechanism is arranged on the hull outside of the tubular heat exchanger, and is fixedly connected with the housing；The snaking antiscaling device
Bearing and sealing are equipped between the housing of the actuator and the tubular heat exchanger.
8. tubular heat exchanger according to claim 6, it is characterised in that further include fixed frame, two axle beds and
Two bearings：
The fixed frame is fixedly connected on the tubulation frame；
Two axle beds are fixedly installed in the both ends of the fixed frame, and the axle bed fixes the driving by the bearing
The both ends of part；
Two bearing holder (housing, cover)s are arranged on the both ends of the actuator and are fixedly connected with the axle bed.
9. tubular heat exchanger according to claim 6, it is characterised in that the extending direction of a plurality of clearance space
It is consistent with the flow direction of the tubulation outer fluid.
10. tubular heat exchanger according to any one of claims 7 to 9, it is characterised in that the shell and tube heat exchange
Device is equipped with two snaking antiscaling devices, and the center of rotation of two snaking antiscaling devices is respectively arranged at the tubulation frame
It is diagonal on, the length of the tube brush is more than the half of the corresponding tubulation frame catercorner length.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721250638.6U CN207365798U (en) | 2017-09-27 | 2017-09-27 | Snaking antiscaling device and tubular heat exchanger |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721250638.6U CN207365798U (en) | 2017-09-27 | 2017-09-27 | Snaking antiscaling device and tubular heat exchanger |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207365798U true CN207365798U (en) | 2018-05-15 |
Family
ID=62350153
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721250638.6U Active CN207365798U (en) | 2017-09-27 | 2017-09-27 | Snaking antiscaling device and tubular heat exchanger |
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| Country | Link |
|---|---|
| CN (1) | CN207365798U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109210985A (en) * | 2018-11-07 | 2019-01-15 | 山西国科节能有限公司 | A kind of rotary cleaning system for rotary regenerative air preheater |
| CN110375575A (en) * | 2019-07-23 | 2019-10-25 | 广东闻扬环境科技有限公司 | Scale removal mechanism and heat-exchange system |
-
2017
- 2017-09-27 CN CN201721250638.6U patent/CN207365798U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109210985A (en) * | 2018-11-07 | 2019-01-15 | 山西国科节能有限公司 | A kind of rotary cleaning system for rotary regenerative air preheater |
| CN110375575A (en) * | 2019-07-23 | 2019-10-25 | 广东闻扬环境科技有限公司 | Scale removal mechanism and heat-exchange system |
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Address after: 264006 No. 88, Jinsha River Road, Yantai Development Zone, Shandong Patentee after: Cecep Runda (Yantai) environmental protection Co., Ltd Address before: 264006 No. 88, Jinsha River Road, Yantai Development Zone, Shandong Patentee before: Yantai Runda Environmental Refuse Treatment Co., Ltd. |
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