CN203550705U - Straight tube cylindrical heat accumulator - Google Patents
Straight tube cylindrical heat accumulator Download PDFInfo
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- CN203550705U CN203550705U CN201320512759.9U CN201320512759U CN203550705U CN 203550705 U CN203550705 U CN 203550705U CN 201320512759 U CN201320512759 U CN 201320512759U CN 203550705 U CN203550705 U CN 203550705U
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- heat exchange
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- cylindrical shell
- heat exchanger
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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
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E60/00—Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
- Y02E60/14—Thermal energy storage
Abstract
The utility model relates to a straight tube cylindrical heat accumulator in which a cylinder can be automatically adjusted and adapted to thermal expansion and cold contraction of a straight heat exchange tube and solves problems of liquid phase retention, air lock and low heat exchange efficiency caused by the fact that a box body and heat exchange tubes of an existing box type heat accumulator can be connected but can not be sealed. The straight tube cylindrical heat accumulator comprises a heat storage medium container and heat exchange tubes which penetrate the heat storage medium container, and heat exchange media circulate in the heat exchange tubes. The straight tube cylindrical heat accumulator is characterized in that the heat storage medium container is a horizontal columned cylinder, tube plates are arranged at two ends of the cylinder respectively, the heat exchange tubes penetrate the tube plates to be fixedly welded with the tube plates in a sealing mode, and expansion joints for adaptively adjusting the length of the cylinder are further disposed on the periphery of the cylinder. By means of the straight tube cylindrical heat accumulator, problems of liquid phase retention and air lock caused by bending of the heat exchange tubes can be avoided, the heat exchange media can smoothly circulate, multiple groups of three-dimensionally arranged heat exchange tubes can be disposed in the cylinder, the heat exchange efficiency is high, heat exchange branch pipes are supported by split and spot welded supporting plates, and the assembling process is simplified.
Description
Technical field
The utility model relates to a kind of heat-exchange apparatus, relates in particular to the straight tube drum type brake storage heater that a kind of cylinder regulates the straight heat exchanger tube of adaptation to expand with heat and contract with cold automatically.
Background technology
Traditional box type storage heater, is exactly that heat transfer medium passes through in heat exchanger tube, and heat storage medium is placed in the housing of box-shaped, and heat exchanger tube is through heat storage medium.
The advantage of box type storage heater: place steadily, supporting construction is simple, easily manufacture, convenient transportation, the little operating mode of the straight heat exchanger tube amount of expanding with heat and contract with cold while being applicable to low temperature.
The shortcoming of box type storage heater: 1. because the amount of expanding with heat and contract with cold of heat exchanger tube is greater than the amount of expanding with heat and contract with cold of casing, and the geometric properties of casing has determined that on casing, expansion joint etc. can not be installed can follow the structure that heat exchanger tube expands with heat and contract with cold by positiver sealing, therefore heat exchanger tube can not two ends simultaneously and welding box body, at least one end passes freely through casing, if 2. heat exchanger tube two ends all pass freely through casing, brought another one problem, be that heat exchanger tube is from causing heat storage medium to leak lower than heat storage medium face through casing, heat exchanger tube is bent upwards from passing casing higher than heat storage medium face, if heat transfer medium is that yes is feasible for single-phase (liquid phase or gas phase) fluid, if but heat transfer medium is the two-phase fluid (as water) that can undergo phase transition in heat-accumulating process, liquid phase fluid will be trapped in horizontal segment, gaseous fluid is trapped in bending two ends section in pipe and forms vent plug, therefore be an impediment to flowing and conducting heat of heat transfer medium, if 3. heat exchanger tube one end is passing freely through casing higher than heat storage medium face, the other end is lower than heat storage medium face and welding box body, can not multilayer stringing in single case, affect heat exchange efficiency, and therefore cause the volume of whole regenerative apparatus and scale large.
Summary of the invention
It is inconsistent that the purpose of this utility model is to overcome heat exchanger tube and the casing amount of expanding with heat and contract with cold of existing box type storage heater, cause heat exchanger tube can not two ends simultaneously and welding box body, and then cause heat exchanger tube need be bent upwards from import and export being set higher than heat storage medium position, thereby bring a series of problems such as liquid phase residual in heat exchanger tube, vent plug, heat exchange efficiency are low, provide a kind of cylindrical shell can be with the heat exchanger tube straight tube drum type brake storage heater regulating that expands with heat and contract with cold.
The utility model solves the technical scheme that its technical problem adopts: a kind of straight tube drum type brake storage heater, comprise heat storage medium container and the heat exchanger tube through heat storage medium container, circulation heat transferring medium in heat exchanger tube, described heat storage medium container is the cylindrical shell of Horizontal cylinder shape, cylindrical shell two ends are respectively equipped with tube sheet, heat exchanger tube, through tube sheet fixing with Tube-sheet Welding sealing, is also provided with the expansion joint of self adaptation adjustment barrel body length on cylindrical shell circumference.The Tube-sheet Welding sealing of heat exchanger tube and cylindrical shell end, adopt expansion joint to carry out the difference of expanding with heat and contract with cold between self adaptation adjustment barrel body and heat exchanger tube, compared with box type storage heater described in background technology, the import and export of heat exchanger tube turnover cylindrical shell needn't reach heat storage medium top, therefore, heat exchange pipeline can be and is horizontally disposed with, and has avoided the rough sledding such as the liquid phase residual that in heat exchange pipeline, heat transferring medium liquid-gas phase transition causes, vent plug.Meanwhile, because each heat exchange pipeline only occupies a horizontal plane, the heat exchange pipeline of multilayer can be set in cylindrical shell from top to bottom, improve heat exchange efficiency, reduce volume and the scale of regenerative apparatus entirety.
As preferably, described heat exchanger tube comprises with the heat exchange house steward of Tube-sheet Welding and is arranged on the heat exchange arm in cylindrical shell, the corresponding many heat exchange arms of heat exchange house steward, and heat exchange house steward changes docking with many corresponding heat exchange arms by header.Heat exchange pipeline connects header, through header current stabilization, is connected multiple heat exchange arms after shunting, and many heat exchange arms arrange increase heat exchange area, improves heat exchange efficiency.
As preferably, in described cylindrical shell, be arranged with from top to bottom many separate, be not communicated with heat exchanger tube mutually.The seal welding of heat exchanger tube and body end surface, makes every heat exchanger tube can be set to only occupy the horizontal tube of a horizontal plane, and the inherent different level of cylindrical shell arranges many heat exchanger tubes, forms three-dimensional heat exchange arm tube bank, and heat exchange efficiency is high.In heat transferring medium container, heat exchanger tube divides many, every heat exchanger tube is all the horizontal tube that includes heat exchange supervisor, header, heat exchange arm, circulation heat transferring medium in heat exchanger tube, and between each heat exchanger tube, be not communicated with, so just can avoid this meeting of gas-liquid layering greatly to affect the situation generation that storage heater thermograde is set up.Compared with traditional heat exchangers, the header of this device is also in heat storage medium container.
As preferably, the height of header is greater than the height of heat exchange house steward and heat exchange arm, and the header of neighbouring heat exchanger tube staggers mutually along cylindrical shell direction.After header staggers mutually, can in the vertical direction form certain overlappingly, heat exchange pipeline is arranged tightr.
As preferably, the heat exchange arm of same heat exchanger tube is arranged in same level.Guarantee flowing of heat transferring medium in every heat exchange arm.
As preferably, in described cylindrical shell, be also provided with the gripper shoe that supports heat exchange arm, gripper shoe outer rim and cylinder inner surface adaptation, gripper shoe is provided with multirow pore, each pore of every a line is positioned at same level height, and each heat exchange arm corresponding pore gripper shoe passes.Heat exchange branch diameter is little, and length is large, gripper shoe heat exchanging arm is set and supports, and avoids heat exchange arm distortion, in cylindrical shell, a gripper shoe is set every one section, selects the quantity of gripper shoe according to cylindrical shell length.
As preferably, described gripper shoe forms multiple support bars along the centre-height line cutting in every line pipe hole, and support bar and heat exchange arm stack after assembling successively, and neighbouring support bar spot welding is fixed.Gripper shoe adopts line cutting to be divided into multiple horizontal strips, is convenient to and the assembling of heat exchange arm, and Multi-layer exchanging heat arm and support bar are stacked alternately assembling, adopt spot welding to retighten into a gripper shoe between support bar.
As preferably, described heat exchange arm overcoat weldering helical fin forms finned tube, and helical fin leaves the interval for installing at heat exchange arm and gripper shoe link position.
As preferably, described heat exchange supervisor and header can be bent to form for same pipeline.Heat exchange is responsible for after end bending 90 degree, and the end after bending is header, then at header sidewall, offers multiple intercommunicating pores and be connected respectively with heat exchange arm.
As preferably, the cylindrical shell inner side of described expansion joint position is provided with annular liner plate, and liner plate is provided with along the gap of cylindrical shell direction, and the cylinder inboard wall of liner plate one end and expansion joint one side is welded and fixed, and the cylinder inboard wall of the liner plate other end and expansion joint opposite side is slidably matched.Liner plate makes the cylinder inboard wall at expansion joint place keep continuity, plays guide effect, and guarantee that the cylindrical shell of expansion joint both sides can not misplace relatively when the heat-exchanging tube bundle assembling is filled in cylindrical shell.On liner plate, crack, when expansion joint is flexible, heat storage medium can pass in and out expansion joint from gap simultaneously.
A manufacture method for above-mentioned straight tube drum type brake storage heater, comprises the following steps:
A, by two sections respectively of cylindrical shells, wherein the madial wall of section welding liner plate, inserts liner plate in another section of cylindrical shell, and two sections of cylindrical shells is fixedly connected with by expansion joint;
B, make many heat exchanger tubes, every heat exchanger tube is produced as follows: many heat exchange arm same levels are arranged, each heat exchange arm two ends are welded on respectively on two headers, the opposite side welding heat exchange house steward of header, cover weldering helical fin on heat exchange arm, helical fin forms and is interrupted for installing with gripper shoe every fixed position;
C, choose some external diameters and be slightly less than cylinder internal diameter, and can pass the circular steel plate of liner plate as gripper shoe, the pore of multirow is established in the punching of gripper shoe middle part, pore aperture and heat exchange arm adaptation, every line pipe span is consistent with the heat exchange branch interval of each heat exchanger tube, and every line pipe hole is positioned at same level line;
D, along the center line in the every line pipe of gripper shoe hole, carry out line cutting every gripper shoe is cut into multiple support bars, make two neighbouring support bar adjacent side there is respectively half pore of correspondence;
E, the heat exchange of the heat exchanger tube of lower side is propped up in half pore that pipe clamp is set to supported underneath bar, then the support bar of inferior below is fastened on to the enterprising spot welding of supported underneath bar, with this sequence alternate, stack support bar and heat exchanger tube, be formed with the heat exchange arm tube bank that gripper shoe supports, while stacking, keep neighbouring heat exchanger tube header interlaced;
F, heat exchange arm tube bank is sent in cylindrical shell from cylindrical shell one end, and kept heat exchange house steward to be positioned at the exit, two ends of cylindrical shell;
G, fasten the tube sheet at cylindrical shell two ends, make heat exchange house steward through tube sheet and with tube sheet seal welding.
The utility model cylindrical shell and heat exchange pipeline self adaptation regulate and collapse, heat exchange pipeline and cylindrical shell end part seal, and assurance heat exchanger tube can be arranged to horizontal tube, has avoided heat exchanger tube to bend liquid phase residual and the vent plug problem causing, and heat transferring medium circulation is more smooth and easy; The three-dimensional heat exchanger tube of arranging of many groups can be set in cylindrical shell, and heat exchange efficiency is high; The gripper shoe heat exchanging arm that rear spot welding is cut apart in employing forms support, has simplified assembling process, guarantees the job stability of regenerative apparatus entirety.
Accompanying drawing explanation
Fig. 1 is a kind of internal structure schematic diagram of the utility model.
Fig. 2 be the utility model Fig. 1 overlook direction schematic diagram.
Fig. 3 is the utility model gripper shoe positional structure schematic diagram.
Fig. 4 is the front schematic view of the utility model gripper shoe cutting.
Fig. 5 is a kind of header structural representation of the utility model.
Fig. 6 is the utility model the second header structural representation.
In figure: 1-heat exchange supervisor, 2-tube sheet, 3-header, 4-heat exchange arm, 5-gripper shoe, 6-cylindrical shell, 7-liner plate, 8-expansion joint, 9-bearing.
The specific embodiment
Below by specific embodiment, also by reference to the accompanying drawings the utility model is further illustrated.
Embodiment 1: a kind of straight tube drum type brake storage heater, as shown in Figure 1, Figure 2, Figure 5.This device comprises horizontal cylindrical barrel 6, cylindrical shell is divided into two sections of left and right, the middle expansion joint 8 that adopts docks, expansion joint place is provided with liner plate 7, one end of liner plate 7 is welded to the cylindrical shell inner side of expansion joint one side, other end activity is plugged into the cylindrical shell inner side of expansion joint opposite side, and the below of two sections of cylindrical shells is respectively equipped with bearing 9.The end of cylindrical shell adopts tube sheet 2 to seal.The interior filling heat storage medium of cylindrical shell 6, heat exchanger tube runs through cylindrical shell and passes the heat storage medium in cylindrical shell.Every heat exchanger tube comprises through tube sheet 2 and with the heat exchange of tube sheet seal welding the many heat exchange arms 4 of being responsible for 1, being positioned at cylindrical shell, between heat exchange supervisor 1 and heat exchange arm 4, by header 3 switching shuntings, heat exchange supervisor 1, header 3 and heat exchange arm 4 axis of same heat exchanger tube are positioned at same level.In cylindrical shell, be provided with from top to bottom many heat exchanger tubes, as shown in Figure 5, the header 3 of each heat exchanger tube is mutually aliging and is being arranged on a vertical curve.
As shown in Figure 1, 2, 3, on heat exchange arm 4, cover is welded with helical fin, is provided with the gripper shoe 5 that supports heat exchange arm 4 every a segment distance, and heat exchange arm and gripper shoe junction helical fin have interruption.
Gripper shoe 5 structures as shown in Figure 4, gripper shoe is the round plate that is slightly less than cylindrical shell and liner plate internal diameter with external diameter, in gripper shoe 5, offer multirow pore 10, every line pipe centerline hole is in same level, along every line pipe centerline hole, support printed line is cut into multiple support bars 11, the heat exchange arm of each support bar and each heat exchanger tube is stacked alternately assembling, and the spot welding of adjacent supports bar is fixed and again formed overall gripper shoe.Under the support of gripper shoe, the heat exchange arm of many heat exchanger tubes forms the tube bank of matrix form, improves heat exchange efficiency.
The manufacture process of this device is as follows:
A, by two sections respectively of cylindrical shells, wherein the madial wall of section welding liner plate, inserts liner plate in another section of cylindrical shell, and two sections of cylindrical shells is fixedly connected with by expansion joint;
B, make many heat exchanger tubes, every heat exchanger tube is produced as follows: many heat exchange arm same levels are arranged, each heat exchange arm two ends are welded on respectively on two headers, the opposite side welding heat exchange house steward of header, cover weldering helical fin on heat exchange arm, helical fin forms and is interrupted for installing with gripper shoe every fixed position;
C, choose some external diameters and be slightly less than cylinder internal diameter, and can pass the circular steel plate of liner plate as gripper shoe, the pore of multirow is established in the punching of gripper shoe middle part, pore aperture and heat exchange arm adaptation, every line pipe span is consistent with the heat exchange branch interval of each heat exchanger tube, and every line pipe hole is positioned at same level line;
D, along the center line in the every line pipe of gripper shoe hole, carry out line cutting every gripper shoe is cut into multiple support bars, make two neighbouring support bar adjacent side there is respectively half pore of correspondence;
E, the heat exchange of the heat exchanger tube of lower side is propped up in half pore that pipe clamp is set to supported underneath bar, then the support bar of inferior below is fastened on to the enterprising spot welding of supported underneath bar, with this sequence alternate, stack support bar and heat exchanger tube, be formed with the heat exchange arm tube bank that gripper shoe supports, while stacking, keep neighbouring heat exchanger tube header interlaced;
F, heat exchange arm tube bank is sent in cylindrical shell from cylindrical shell one end, and kept heat exchange house steward to be positioned at the exit, two ends of cylindrical shell;
G, fasten the tube sheet at cylindrical shell two ends, make heat exchange house steward through tube sheet and with tube sheet seal welding.
Embodiment 2: a kind of tubular style storage heater, as shown in Figure 6.The height of this device header 3 is greater than the height of heat exchange supervisor 1 and heat exchange arm 4, and the header 3 of adjacent heat exchange tubes staggers in the horizontal direction mutually, and is superimposed with each other in the vertical direction, heat exchanger tube is arranged tightr.
Claims (9)
1. a straight tube drum type brake storage heater, comprise heat storage medium container and the heat exchanger tube through heat storage medium container, circulation heat transferring medium in heat exchanger tube, it is characterized in that: described heat storage medium container is the cylindrical shell of Horizontal cylinder shape, cylindrical shell two ends are respectively equipped with tube sheet, heat exchanger tube, through tube sheet fixing with Tube-sheet Welding sealing, is also provided with the expansion joint of self adaptation adjustment barrel body length on cylindrical shell circumference.
2. a kind of straight tube drum type brake storage heater according to claim 1, it is characterized in that: described heat exchanger tube comprises with the heat exchange house steward of Tube-sheet Welding and is arranged on the heat exchange arm in cylindrical shell, the corresponding many heat exchange arms of heat exchange house steward, heat exchange house steward changes docking with many corresponding heat exchange arms by header.
3. a kind of straight tube drum type brake storage heater according to claim 2, is characterized in that: in described cylindrical shell, be arranged with from top to bottom many separate, mutual disconnected heat exchanger tubes.
4. a kind of straight tube drum type brake storage heater according to claim 3, is characterized in that: the height of header is greater than the height of heat exchange house steward and heat exchange arm, and the header of neighbouring heat exchanger tube staggers mutually along cylindrical shell direction.
5. according to a kind of straight tube drum type brake storage heater described in claim 2 or 3 or 4, it is characterized in that: the heat exchange arm of same heat exchanger tube is arranged in same level.
6. according to a kind of straight tube drum type brake storage heater described in claim 2 or 3 or 4, it is characterized in that: in described cylindrical shell, be also provided with the gripper shoe that supports heat exchange arm, gripper shoe outer rim and cylinder inner surface adaptation, gripper shoe is provided with multirow pore, each pore of every a line is positioned at same level height, and each heat exchange arm corresponding pore gripper shoe passes.
7. a kind of straight tube drum type brake storage heater according to claim 6, it is characterized in that: described gripper shoe forms multiple support bars along the centre-height line cutting in every line pipe hole, support bar and heat exchange arm stack after assembling successively, and neighbouring support bar spot welding is fixed.
8. a kind of straight tube drum type brake storage heater according to claim 6, is characterized in that: described heat exchange arm overcoat weldering helical fin forms finned tube, and helical fin leaves the interval for installing at heat exchange arm and gripper shoe link position.
9. according to a kind of straight tube drum type brake storage heater described in claim 1 or 2 or 3 or 4, it is characterized in that: the cylindrical shell inner side of described expansion joint position is provided with annular liner plate, liner plate is provided with along the gap of cylindrical shell direction, the cylinder inboard wall of liner plate one end and expansion joint one side is welded and fixed, and the cylinder inboard wall of the liner plate other end and expansion joint opposite side is slidably matched.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320512759.9U CN203550705U (en) | 2013-08-22 | 2013-08-22 | Straight tube cylindrical heat accumulator |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320512759.9U CN203550705U (en) | 2013-08-22 | 2013-08-22 | Straight tube cylindrical heat accumulator |
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| CN203550705U true CN203550705U (en) | 2014-04-16 |
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| CN201320512759.9U Expired - Lifetime CN203550705U (en) | 2013-08-22 | 2013-08-22 | Straight tube cylindrical heat accumulator |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2015024518A1 (en) * | 2013-08-22 | 2015-02-26 | 上海工电能源科技有限公司 | Cylindrical gradient heat accumulator and manufacturing method thereof |
| CN104422325A (en) * | 2013-08-22 | 2015-03-18 | 上海工电能源科技有限公司 | Straight pipe and circular barrel type heat accumulator and manufacturing method thereof |
| CN106552832A (en) * | 2015-09-30 | 2017-04-05 | 安徽应流机电股份有限公司 | A kind of manufacturing process of nuclear fuel storage framework bush square tube |
| CN113953778A (en) * | 2021-11-23 | 2022-01-21 | 湖北三江航天红阳机电有限公司 | Precision machining method for large-scale framework welding structure combined square box |
-
2013
- 2013-08-22 CN CN201320512759.9U patent/CN203550705U/en not_active Expired - Lifetime
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2015024518A1 (en) * | 2013-08-22 | 2015-02-26 | 上海工电能源科技有限公司 | Cylindrical gradient heat accumulator and manufacturing method thereof |
| CN104422325A (en) * | 2013-08-22 | 2015-03-18 | 上海工电能源科技有限公司 | Straight pipe and circular barrel type heat accumulator and manufacturing method thereof |
| CN106552832A (en) * | 2015-09-30 | 2017-04-05 | 安徽应流机电股份有限公司 | A kind of manufacturing process of nuclear fuel storage framework bush square tube |
| CN113953778A (en) * | 2021-11-23 | 2022-01-21 | 湖北三江航天红阳机电有限公司 | Precision machining method for large-scale framework welding structure combined square box |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| ASS | Succession or assignment of patent right |
Owner name: SHANGHAI GONGDIAN ENERGY TECHNOLOGY CO., LTD. Free format text: FORMER OWNER: ZHENGZHOU GONGDIAN ENERGY TECHNOLOGY CO., LTD. Effective date: 20141115 |
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| C41 | Transfer of patent application or patent right or utility model | ||
| COR | Change of bibliographic data |
Free format text: CORRECT: ADDRESS; FROM: 311100 HANGZHOU, ZHEJIANG PROVINCE TO: 201203 PUDONG NEW AREA, SHANGHAI |
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| TR01 | Transfer of patent right |
Effective date of registration: 20141115 Address after: Guo Ningjing road 201203 Shanghai Zhangjiang hi tech park, Pudong Software Park No. 498 block 14 22301-1143 Patentee after: SHANGHAI GD ENERGY TECHNOLOGY Co.,Ltd. Address before: Hangzhou City, Zhejiang province 311100 Chang Road Yuhang Economic Development Zone No. 121 Patentee before: HANGZHOU GONGDIAN ENERGY TECHNOLOGY Co.,Ltd. |
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| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20221228 Address after: No. 19, Gaoyou Road, Xuhui District, Shanghai 200031 Patentee after: Shanghai Alliance Investment Ltd. Address before: Block 22301-1143, building 14, Pudong Software Park, 498 guoningjing Road, Zhangjiang hi tech park, Shanghai, 201203 Patentee before: SHANGHAI GD ENERGY TECHNOLOGY Co.,Ltd. |
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| CX01 | Expiry of patent term | ||
| CX01 | Expiry of patent term |
Granted publication date: 20140416 |