CN202792001U - Drum slag cooler for boilers - Google Patents
Drum slag cooler for boilers Download PDFInfo
- Publication number
- CN202792001U CN202792001U CN 201220202446 CN201220202446U CN202792001U CN 202792001 U CN202792001 U CN 202792001U CN 201220202446 CN201220202446 CN 201220202446 CN 201220202446 U CN201220202446 U CN 201220202446U CN 202792001 U CN202792001 U CN 202792001U
- Authority
- CN
- China
- Prior art keywords
- water
- pipe
- socket
- slag cooler
- cylindrical shell
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
Images
Landscapes
- Heat-Exchange Devices With Radiators And Conduit Assemblies (AREA)
Abstract
The utility model provides a drum slag cooler for boilers, which comprises a drum body (4), a driving device (3), a rotating joint (7) and a blade (16), wherein the two axial ends of the drum body (4) are respectively connected with a slag inlet channel (1) and a slag outlet box (6), the driving device (3) is used for driving the drum body (4), the rotating joint (7) is arranged at one end of the drum body (4), and the blade (16) is arranged in the drum body (4); the drum body (4) comprises a cylindrical pipe barrel (13), a fed water connecting box (20), a discharged water connecting box (21), a central water pipe (11) and multiple sets of pipe rows (19); and the pipe barrel (13) comprises multiple water pipes (14), the two ends of the pipe barrel (13) are respectively communicated with the fed water connecting box (20) and the discharged water connecting box (21), the multiple sets of pipe rows (19) are arranged in the pipe barrel (13) and divide the pipe barrel (13) into multiple cavities, each set of pipe rows (19) comprises multiple water pipes (14), and each set of pipe rows (19) is respectively connected with the pipe barrel (13) and the central water pipe (11). The utility model also provides a circulating fluidized bed boiler comprising the drum slag cooler for boilers. The drum slag cooler for boilers, provided by the utility model, can withstand a higher water pressure, the overall heat transfer capability is greatly increased, and no slag blocking phenomenon occurs.
Description
Technical field
The utility model relates to boiler bottom slag cooling and waste heat recovery apparatus.More specifically, the utility model relates to for example Important Auxiliary equipment equipment slag cooler of CFBB (CFB), and it preferably is applicable to the end slag cooling of the large load boiler unit that the quantity of slag is large, water pressure of cooling water is high.
Background technology
Along with reasons such as the fast development of CFB boiler maximization, coal-fired ature of coal variation, the boiler slag removal amount constantly increases, and this exchange capability of heat and conveying capacity to the important subsidiary engine equipment slag cooler of boiler is had higher requirement.
Simultaneously, maximize and also brought increasing of system's hydraulic pressure, this requires slag cooler except cold slag ability improves, and also needs to bear higher cooling water pressure.
What at present, the domestic market application was more is the jacket type roller slag cooler.This kind slag cooler contacts with the water leg wall by warm sludge and conducts heat.When warm sludge during in inner barrel, most of warm sludge is deposited in cylinder body bottom, slag mobile relatively poor, and like this between slag and the slag, the convection heat transfer' heat-transfer by convection effect between slag and the barrel is relatively poor, its whole heat transfer property is also relatively poor.Its cylindrical shell chuck is pressure-containing member, and is large when hydraulic pressure, when barrel diameter is larger, and chuck wallboard thickness increases, and steel consumption increases.Compare with the roller slag cooler of other structure, in the situation of identical barrel diameter and cylindrical shell length, its heat-transfer capability is poor, and bearing capacity is low, and the complete machine cost performance is low.
In the prior art, the multiple pipe type cold slag device also is a kind of of roller slag cooler, its shortcoming comprises, in tube side, can walk slag, and be subjected to feeding manner, lower, interior easy slag etc. the restriction of blocking up of pipe of single tube conveying capacity, the complete machine conveying capacity is low, and range of application is narrow, and is unwell to the use of larger load unit.
The utility model content
The utility model is intended to overcome and solve the above-mentioned technological deficiency of prior art, and other technical problem.
One of the purpose of this utility model provides a kind of roller slag cooler that large load CFB unit uses that is fit to, it can bear higher water pressure of cooling water working condition requirement, and more warm sludge can be cooled to lower temperature, so that slag is more suitable for conveying and the storage of the standard machinery equipment of non-refractory.
According to a preferred embodiment of the present utility model, the utility model is creatively at the socket 13 interior refrigerating modes that adopt the co-current flow and counter-current flow combination, improved the cooling effect that the type of cooling that is better than prior art is brought; And adopted the pattern that realizes the following current cooling in the 11 interior realization adverse current coolings of center water pipe pipe row 19, so both avoid center water pipe 11 as adopted the following current cooling and the excessive thermal shock that may cause adverse consequences of bearing in the slag input side (such as malformation, bead crack, leak etc.), and the negative consequence that can cause so that the temperature of the coolings water inlet in the pipe row 19 was unlikely to low the excessive temperature difference in the slag input side to cause, for example malformation, bead crack etc.
More specifically, according to the utility model, provide a kind of boiler roller slag cooler, having comprised: cylindrical shell 4, the axial two ends of described cylindrical shell 4 are connected with slag input passage 1, the casing 6 of slagging tap respectively; Be used for driving the drive unit 3 of described cylindrical shell 4; Be positioned at the swivel joint 7 of described cylindrical shell 4 one ends; With the blade 16 that is arranged in the described cylindrical shell 4, wherein, described cylindrical shell 4 comprises: tubular socket 13, and described socket 13 comprises a plurality of water pipes 14; Water inlet header 20, water outlet header 21 and center water pipe 11, wherein, the two ends of described socket 13 are communicated with described water inlet header 20 and water outlet header 21 respectively; It is inner and described socket 13 is divided into the multi units tube row 19 of a plurality of cavitys to be arranged in described socket 13, and every group of pipe row 19 comprises a plurality of water pipes 14, wherein said every group of pipe row 19 respectively with described socket 13 be connected center water pipe 11 and be connected.
According on the other hand of the present utility model, described water inlet header 20 and water outlet header 21 are arranged in described casing 6 one sides of slagging tap, so that the water inlet end of described socket 13 and water side all are connected with described water inlet header 20 and water outlet header 21 respectively in described casing 6 one sides of slagging tap.
According on the other hand of the present utility model, the water pipe 14 of described socket 13 is from described casing 6 one sides axially the extending and turn back and get back to described casing 6 one sides of slagging tap towards described slag input passage 1 one sides along socket 13 of slagging tap.
According on the other hand of the present utility model, the water (flow) direction in 14 1 sections in the water pipe of described socket 13 and the axially-movable direction of warm sludge in described socket 13 in the same way, the water (flow) direction in another section and the warm sludge axially-movable direction in described socket 13 is reverse.
According on the other hand of the present utility model, be provided with blade 16 at the inwall of described socket 13 and described pipe row 19.
According on the other hand of the present utility model, described center water pipe 11 passes described swivel joint 7.
According on the other hand of the present utility model, described pipe row 19 water inlet end is arranged near described slag input passage 1 one sides or its, and described pipe row 19 water side is arranged near near described slag tap casing 6 one sides or its.
According on the other hand of the present utility model, the water (flow) direction in described pipe row 19 and the axially-movable direction of warm sludge in described socket 13 are in the same way.
According on the other hand of the present utility model, water pipe 14 two ends described pipe row 19 respectively are provided with collector pipe 23, one of them collector pipe 23 is arranged on described pipe row's 19 water inlet end and is connected with described center water pipe 11, and another collector pipe 23 is arranged on the water side of water pipe 14 and optionally is communicated with water outlet header 21.
According on the other hand of the present utility model, described socket 13, pipe row 19 are communicated with into a complete water route with center water pipe 11 and described water inlet header 20 and water outlet header 21.
According on the other hand of the present utility model, described multi units tube row 19 is selected from 2 groups, 3 groups, 4 groups, 5 groups, 6 groups, 7 groups, 8 groups, 9 groups or 10 groups of pipe rows 19.
According on the other hand of the present utility model, described drive unit 3 comprises motor 9 and reductor 5.
According on the other hand of the present utility model, described socket 13 comprises a plurality of and water pipe 14 spaced apart laths 15, and/or described pipe row 19 comprises a plurality of and water pipe 14 spaced apart laths 15.
The utility model has also disclosed a kind of CFBB (CFB), and it comprises according to boiler roller slag cooler described in the utility model.
According to a preferred embodiment of the present utility model, heat-transfer surface can adopt the water pipe 14 of many minor diameters, thereby can bear higher hydraulic pressure pressure; The pipe row 19 who arranges in inside both can increase heat exchange area, can improve the heat convection effect again, can significantly promote the exchange capability of heat of complete machine.
In the utility model, the parts such as roller slag cooler can comprise cylindrical shell 4, slag input passage 1, the casing 6 of slagging tap, drive unit 3, swivel joint 7.
In the utility model, slag cooler can provide power by the motor 9 in the drive unit 3, can by chain drive, drive cylindrical shell 4 and rotate.Warm sludge has the blade 16 of certain rotation direction to contact in cylindrical shell 4 inside with inner barrel, and provides the thrust that is fed forward by blade 16, is delivered to cylindrical shell 4 outsides.
In the utility model, warm sludge can contact with cylindrical shell 4 walls, and heat is directly passed to cooling water by radiation mode or by water pipe 14 tube walls by heat exchange pattern.
In the utility model, cylindrical shell 4 can be the rounded cylindrical structure, comprises that socket 13, multi units tube row 19, auxiliary pipe fitting 17, blade 16 form.Water inlet header 20, water outlet header 21.Socket 13 all can be arranged with lath 15 intervals by the water pipe 14 of many minor diameters with pipe row 19 and be formed by connecting.Socket 13 can surround a circular cavity, and every group of pipe row 19 can form the structure of a straight en plaque.Auxiliary pipe fitting 17 can be arranged in the centre of gyration of cylindrical shell 4.Pipe row 19 can be connected with socket 13, auxiliary pipe fitting 17 respectively at its two ends along socket 13 radial direction.Pipe row 19 can be divided into cylindrical shell 4 structure of a multi-cavity.Socket 13, pipe row 19, auxiliary pipe fitting 17 can connect into by water inlet header 20, water outlet header 21 water route of a connection.
In the utility model, whole heat-transfer surface, the caliber that comprises water pipe, the pipe row's 19 of socket 13 water pipe, auxiliary pipe fitting 17 all can be designed to less, and bears interior pressure.This structure can be used the steel pipe of lower pipe thickness when bearing high hydraulic pressure working condition requirement.The reduction of steel pipe thickness has reduced the steel weight of whole cylindrical shell 4, can use lower power consumption during equipment operation, in the service life that also can improve the parts such as cylindrical shell 4 and train simultaneously, reduces the operation and maintenance cost.Such as present domestic larger CFB unit, 300MW, 600MW unit, hydraulic pressure generally between 2.5 MPa～4 MPa, are compared with the jacket type slag cooler, this kind slag cooler pipe thickness can be 1/3 of its pressure-bearing wallboard thickness, and motor 9 power then can reduce 3～10 kW.
In the utility model, can set up pipe row 19 in the cylindrical shell 4, heat exchanging water pipe 14 quantity increases, and heat exchange area increases; Cylindrical shell 4 can be a minute cavity configuration, and warm sludge can be dispersed in a plurality of cavitys, and the bulk density of warm sludge reduces like this; Warm sludge can rotate with cylindrical shell 4, arranges between 19 walls and flows continuously at socket 13 walls of each cavity, two groups of pipes, and like this, warm sludge and cold slag, slag and wall Contact frequency are accelerated, and heat-exchange time increases the raising of heat convection effect.More than several factors so that slag cooler overall heat exchange ability is largely increased, exchange capability of heat is not less than 1.5 times with the exchange capability of heat of the jacket type slag cooler of equal-specification.
In the utility model, the cylinder chamber body space can be larger, and area of section for example is more than 20 times of multiple pipe type cold slag device carrier pipe (pipe that for example caliber is larger is example) area of section, therefore can not produce the phenomenon of stifled slag.
Description of drawings
By reading in conjunction with the following drawings this specification, it is more apparent that feature of the present utility model, purpose and advantage will become, and description of drawings is as follows.
Fig. 1 is the schematic diagram of using roller slag cooler according to the boiler of an embodiment of the present utility model.
Fig. 2 is axial section structure chart embodiment illustrated in fig. 1.
Fig. 3 is that K embodiment illustrated in fig. 1 is to view.
Fig. 4 is A-A radial section figure embodiment illustrated in fig. 1.
Fig. 5 be the N of a kind of socket of the present utility model to view, this view has shown extension trend and the water (flow) direction of the water pipe of this socket.
Fig. 6 is a kind of pipe row's of the present utility model schematic diagram, has shown extension trend and the water (flow) direction of this pipe row's water pipe.
Fig. 7 is the profile of socket embodiment illustrated in fig. 1.
Number in the figure note: 1 slag input passage; 3 drive units; 4 cylindrical shells; 5 reductors 5; 6 casings of slagging tap; 7 swivel joints; 8 resiliency supported; 9 motors; 10 chains; 11 center water pipes; 12 support rollers; 13 sockets; 14 water pipes; 15 laths; 16 blades; 17 auxiliary pipe fittings; 18 sprocket wheels; 19 pipe rows; 20 water inlet headers; 21 water outlet headers; 22 backing rings; 23 collector pipes.
The specific embodiment
Below in conjunction with accompanying drawing some embodiment that provide in nonrestrictive mode of the present utility model are described in more detail.
But the following stated only is to illustrate and describe some preferred embodiments.Those skilled in the art are appreciated that some other similarly fully or embodiment of being equal to equally also can be used for implementing the utility model, therefore also belong in the scope of the present utility model.
According to a preferred embodiment of the present utility model, as shown in Figure 1, roller slag cooler comprises cylindrical shell 4, slag input passage 1, the casing 6 of slagging tap, drive unit 3, swivel joint 7, etc.
According to a preferred embodiment of the present utility model, drive unit 3 can comprise motor 9, reductor 5, as Figure 1-3.
In Fig. 1, cylindrical shell 4 external shafts are to two backing rings 22 of both sides suit, and backing ring 22 is supported on four support rollers 12 of bottom support bracket.The middle part of cylindrical shell 4 can be set with sprocket wheel 18.The axial two ends of cylindrical shell 4 can be tightly connected with slag input passage 1 and the casing 6 of slagging tap.The slag notch end of cylindrical shell 4 can link to each other with swivel joint 7 by for example header tank.
Slag cooler shown in Figure 1 can provide power by motor 9 in the drive unit 3, and by chain 10 transmissions, the sprocket wheel 18 that drives cylindrical shell 4 middle parts rotates, and rotates thereby drive whole cylindrical shell 4.
According to a preferred embodiment of the present utility model, warm sludge can be entered by slag input passage 1 chamber, under the rotation of cylindrical shell 4 and the Action of Gravity Field and under the guiding of helical blade 16, move to casing 6 ends of slagging tap along the conduit of blade 16, and flow out the outside of cylindrical shells 4 from the casing 6 of slagging tap.
According to a preferred embodiment of the present utility model, cylindrical shell 4 is the structure of circular cylinder body 4, comprises socket 13, three groups of pipes row 19, auxiliary pipe fitting 17, blade 16, water inlet header 20, water outlet header 21, for example shown in Fig. 4-5.
The stack shell of socket 13 can be arranged and is connected and surround by many water pipes 14 and lath 15 intervals.Water pipe 14 ends of socket 13 connect the female pipe (or header tank) that catchments, thereby form the cavity of a solid-holding.According to a preferred embodiment, water pipe 14 and lath 15 can be by welding, for example submerged-arc welding and connecting.
According to a preferred embodiment, lath 15 preferably presents the indent arcuate shape of the complementation that the cylindrical configuration with water pipe 14 is complementary at connecting portion, so that maximization and thermocontact area after water pipe 14 solderings are connected, the thermal conduction effect that realization farthest improves weld strength and improves water pipe 14.
Shown in Fig. 2, Fig. 6-7, for example, an end of socket 13 preferably at slag notch one end of slag cooler, is furnished with into the female pipe of water and main water outlet pipe.For example, every water pipe 14 is begun by the slag notch end, one termination enters into water header 20, then extend to along the axial arranged slag inlet end of socket 13 stack shells, turn back and return the slag notch end at the slag inlet end, the other end enters water outlet header 21 in the slag notch termination, has so just formed a complete water-flow circuit.
Auxiliary pipe fitting 17 can comprise center water pipe 11, and its preferred arrangements also is the primary path of water in the centre of gyration of cylindrical shell 4, one of the path of preferably intaking.
According to a preferred embodiment of the present utility model, center water pipe 11 is preferably arranged for and extends through vertically swivel joint 7.
Pipe row 19 can be formed by connecting by water pipe 14 and lath 15.Water pipe 14 is connected with lath and is spaced at grade and connects, and the two ends of water pipe 14 can be connected with collector pipe 23, so just can form a slice pipe row 19.
For example, radially the radial direction of cylindrical shape socket 13 (namely along) two ends of these three groups of pipes row 19 can link to each other with socket 13, center water pipe 11 respectively, thereby cylindrical shell 4 are divided into the structure of three individual cavity.Certainly, it will be appreciated by those skilled in the art that, pipe row 19 can for organizing arbitrarily, include but not limited to 2,3,4,5,6,7,8,9 groups, etc., thereby can as required cylindrical shell 4 be separated into arbitrarily a plurality of independently cavitys, each consists of the heat exchange subregion that the independent part by respective tube row 19 and corresponding socket 13 consists of these cavitys, thereby can greatly improve heat exchange efficiency and exchange capability of heat under the constant situation of slag cooler overall dimensions.These all belong to protection domain of the present utility model.
According to the utility model, as shown in Figure 2, preferably, water inlet header 20 and water outlet header 21 are arranged in casing 6 one sides of slagging tap, the benefit of arranging like this comprises, both can optimize cooling effect, the negative consequence that can avoid excessive thermal shock to cause again, for example water pipe distortion, water pipe crackle or short service life, etc.
According to another embodiment, water inlet header 20 and water outlet header 21 can be arranged in slag input passage 1 one sides simultaneously.Perhaps, water inlet header 20 and water outlet header 21 also can be arranged in the opposite both sides of cylindrical shell 4.
According to the utility model, socket 13, pipe row 19, auxiliary pipe fitting 17 can connect into by water inlet header 20, water outlet header 21 water route of a connection.
According to a preferred embodiment of the present utility model, socket 13, pipe row 19 perhaps on these two the wall of socket 13 and pipe row 19, all can arrange blade 16.Preferably, the track after blade 16 is installed can form the track of helix.16 pairs of slags of this blade have good conveying function.
According to a preferred embodiment of the present utility model, although be not shown specifically in the accompanying drawing, for the needs that improve safety or intensity, can be provided with for example outer cylinder body of iron or steel in cylindrical shell 4 outsides.This is apparent and understandable for those skilled in the art, and basic conception of the present utility model and technique effect are not had substantial effect.
Below with preferred embodiment the utility model is described in detail by reference to the accompanying drawings.But, it will be appreciated by those skilled in the art that the above only is to illustrate and describe some specific embodiment, to scope of the present utility model, especially the scope of claim does not have any restriction.
Protection domain of the present utility model is limited by claim, and can comprise any other example that those skilled in the art expect.If this other example has from the literal language of claim and do not have different technical characterictics, if perhaps they comprise and the literal language of the claim equivalent technologies feature without essential difference, then this other example intention within the scope of the claims.
Claims (11)
1. boiler roller slag cooler comprises:
Cylindrical shell (4), the axial two ends of described cylindrical shell (4) are connected with slag input passage (1), the casing of slagging tap (6) respectively; Be used for driving the drive unit (3) of described cylindrical shell (4); Be positioned at the swivel joint (7) of described cylindrical shell (4) one ends; With the blade (16) that is arranged in the described cylindrical shell (4),
It is characterized in that:
Described cylindrical shell (4) comprising:
Tubular socket (13), described socket (13) comprises a plurality of water pipes (14);
Water inlet header (20), water outlet header (21) and center water pipe (11), wherein, the two ends of described socket (13) are communicated with described water inlet header (20) and water outlet header (21) respectively;
It is inner and described socket (13) is divided into the multi units tube row (19) of a plurality of cavitys to be arranged in described socket (13), every group of pipe row (19) comprises a plurality of water pipes (14), wherein said every group of pipe row (19) respectively with described socket (13) be connected center water pipe (11) and be connected.
2. boiler roller slag cooler according to claim 1, it is characterized in that, described water inlet header (20) and water outlet header (21) are arranged in described casing (6) one sides of slagging tap, so that the water inlet end of described socket (13) and water side all are connected with described water inlet header (20) and water outlet header (21) respectively in described casing (6) one sides of slagging tap.
3. boiler roller slag cooler according to claim 2, it is characterized in that the water pipe (14) of described socket (13) is from described casing (6) one sides axially the extending and turn back and get back to described casing (6) one sides of slagging tap towards described slag input passage (1) one side along socket (13) of slagging tap.
4. boiler roller slag cooler according to claim 3, it is characterized in that, water (flow) direction in (14) one sections in the water pipe of described socket (13) and the axially-movable direction of warm sludge in described socket (13) in the same way, the water (flow) direction in another section and the warm sludge axially-movable direction in described socket (13) is reverse.
5. each described boiler roller slag cooler is characterized in that according to claim 1-4, is provided with blade (16) at the inwall of described socket (13) and described pipe row (19).
6. each described boiler roller slag cooler according to claim 1-4, it is characterized in that, described pipe row's (19) water inlet end is arranged near described slag input passage (1) one side or its, and described pipe row's (19) water side is arranged near near described slag tap casing (6) one sides or its.
7. boiler roller slag cooler according to claim 6 is characterized in that, the water (flow) direction in described pipe row (19) and the axially-movable direction of warm sludge in described socket (13) are in the same way.
8. boiler roller slag cooler according to claim 7, it is characterized in that, water pipe (14) two ends described pipe row (19) respectively are provided with collector pipe (23), one of them collector pipe (23) is arranged on described pipe row's (19) water inlet end and is connected with described center water pipe (11), and another collector pipe (23) is arranged on the water side of water pipe (14) and optionally is communicated with water outlet header (21).
9. each described boiler roller slag cooler according to claim 1-4, it is characterized in that described socket (13), pipe row (19) are communicated with into a complete water route with center water pipe (11) and described water inlet header (20) and water outlet header (21).
10. each described boiler roller slag cooler according to claim 1-4, it is characterized in that, described socket (13) comprises a plurality of and the spaced apart lath of water pipe (14) (15), and/or described pipe row (19) comprises a plurality of and the spaced apart lath of water pipe (14) (15).
11. a CFBB comprises according to each described boiler roller slag cooler in the claims.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220202446 CN202792001U (en) | 2012-05-08 | 2012-05-08 | Drum slag cooler for boilers |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220202446 CN202792001U (en) | 2012-05-08 | 2012-05-08 | Drum slag cooler for boilers |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202792001U true CN202792001U (en) | 2013-03-13 |
Family
ID=47819257
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220202446 Expired - Fee Related CN202792001U (en) | 2012-05-08 | 2012-05-08 | Drum slag cooler for boilers |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202792001U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103388822A (en) * | 2012-05-08 | 2013-11-13 | 阿尔斯通技术有限公司 | Roller slag cooler used for boiler |
| CN111795390A (en) * | 2020-06-19 | 2020-10-20 | 海南发控智慧环境建设集团有限公司 | Combustion furnace for efficiently incinerating clean incineration of household garbage |
| CN114152012A (en) * | 2021-11-23 | 2022-03-08 | 浙江宜可欧环保设备有限公司 | Novel cooling device |
-
2012
- 2012-05-08 CN CN 201220202446 patent/CN202792001U/en not_active Expired - Fee Related
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103388822A (en) * | 2012-05-08 | 2013-11-13 | 阿尔斯通技术有限公司 | Roller slag cooler used for boiler |
| CN103388822B (en) * | 2012-05-08 | 2016-12-14 | 通用电器技术有限公司 | Roller slag cooler used for boiler |
| CN111795390A (en) * | 2020-06-19 | 2020-10-20 | 海南发控智慧环境建设集团有限公司 | Combustion furnace for efficiently incinerating clean incineration of household garbage |
| CN114152012A (en) * | 2021-11-23 | 2022-03-08 | 浙江宜可欧环保设备有限公司 | Novel cooling device |
| CN114152012B (en) * | 2021-11-23 | 2024-04-02 | 浙江宜可欧环保设备有限公司 | Cooling device |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN201344545Y (en) | Membrane type dual-cylinder multi-bin cold slag machine | |
| CN202792001U (en) | Drum slag cooler for boilers | |
| CN101813321A (en) | Pressure resisting film type barrel slag cooler for boiler | |
| CN214065795U (en) | Water-cooling spiral | |
| CN201885618U (en) | Heat exchange tube | |
| CN102189742A (en) | Spiral jacket oil hot roller | |
| CN103388822A (en) | Roller slag cooler used for boiler | |
| CN206683451U (en) | Roller is heated or cooled in a kind of fluid class | |
| CN203489738U (en) | Stainless steel spiral winding type tubular cooler | |
| CN202630046U (en) | Roller body of ribbed pipe type roller slag cooler | |
| CN100532943C (en) | Double-cylinder cold slag machine | |
| CN204786369U (en) | Cold sediment barrel body of diaphragm type | |
| CN214556281U (en) | Circulating water cooling turning roll | |
| CN201652380U (en) | Pressure-resistant membrane type barrel slag cooler for boilers | |
| CN201737892U (en) | Skid mounted high-temperature granular carbocoal cooling device | |
| CN204786468U (en) | Air -cooled high -efficient cold sediment machine of water -cooling | |
| CN202350605U (en) | Anti-clogging high-performance solid particle cooler | |
| CN210664081U (en) | Multilayer porous phase change sleeve heat storage unit | |
| CN109624486B (en) | Heating roller | |
| CN203273913U (en) | Spiral slag conveying slag cooler | |
| CN217005274U (en) | High-efficiency rotary tube array dryer | |
| CN207729582U (en) | Dual coil pipes barrel slag cooler | |
| CN204453615U (en) | A kind of water-cooled load transfer device | |
| CN202403577U (en) | Radial direction heat pipe type heat exchanger | |
| CN204786467U (en) | High -efficient cold sediment machine |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20130313 Termination date: 20160508 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |