CN108895879A - The vibration proof mechanism of U-shaped heat-exchanging tube bundle tail portion in U-tube heat exchanger - Google Patents
The vibration proof mechanism of U-shaped heat-exchanging tube bundle tail portion in U-tube heat exchanger Download PDFInfo
- Publication number
- CN108895879A CN108895879A CN201811092118.6A CN201811092118A CN108895879A CN 108895879 A CN108895879 A CN 108895879A CN 201811092118 A CN201811092118 A CN 201811092118A CN 108895879 A CN108895879 A CN 108895879A
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- China
- Prior art keywords
- vibrationproof
- partition
- shaped heat
- tail portion
- tube bundle
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Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F28—HEAT EXCHANGE IN GENERAL
- F28F—DETAILS OF HEAT-EXCHANGE AND HEAT-TRANSFER APPARATUS, OF GENERAL APPLICATION
- F28F9/00—Casings; Header boxes; Auxiliary supports for elements; Auxiliary members within casings
- F28F9/007—Auxiliary supports for elements
- F28F9/013—Auxiliary supports for elements for tubes or tube-assemblies
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- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Heat-Exchange Devices With Radiators And Conduit Assemblies (AREA)
Abstract
The invention discloses a kind of vibration proof mechanisms of U-shaped heat-exchanging tube bundle tail portion in U-tube heat exchanger, including a support tube being vertically arranged in shell-side cylinder, support tube is located in U-shaped heat-exchanging tube bundle, and it is located at U-shaped heat-exchanging tube bundle tail portion center position, bottom vibrationproof partition and top vibrationproof partition are fixedly connected on support tube, bottom vibrationproof partition and top vibrationproof partition are welded and fixed with the baffle plate in shell-side cylinder on U-shaped heat-exchanging tube bundle, several vibrationproof partitions are also connected on support tube between bottom vibrationproof partition and top vibrationproof partition, vibrationproof partition barrier is between two layers neighbouring of U-shaped heat exchanger tube of U-shaped heat-exchanging tube bundle tail portion, arc panel is fixedly connected between top vibrationproof partition and the outer end of bottom vibrationproof partition.The advantage of the invention is that：It is time saving and energy saving to install, and flexibility is good, can greatly improve the rigidity of U-shaped heat-exchanging tube bundle tail portion, to play good antihunt action.
Description
Technical field
The present invention relates to U-tube formula technical field of heat exchangers, and in particular to U-shaped heat-exchanging tube bundle tail portion in U-tube heat exchanger
Vibration proof mechanism.
Background technique
U-shaped heat-exchanging tube bundle in pipe heat exchanger is used to carry out heat exchange, U-shaped heat-exchanging tube bundle with the fluid in shell-side cylinder
On be arranged at intervals with baffle plate, baffle plate can not only effectively extend fluid flow time, moreover it is possible to effectively reinforce U-shaped heat exchanger tube it is straight
The rigidity of pipeline section.The bending part of U-shaped heat exchanger tube is also referred to as U-shaped heat exchanger tube tail portion, and fluid flowing can induce U-shaped heat-exchanging tube bundle tail portion
Vibration leads to U-shaped heat exchanger tube so that generating collision between adjacent U-shaped heat exchanger tube or between U-shaped heat exchanger tube and shell-side cylinder
Or shell-side cylinder is impaired.In order to avoid U-shaped heat-exchanging tube bundle tail vibration as far as possible, the tail portion of U-shaped heat-exchanging tube bundle needs that vibrationproof is arranged
Mechanism.In general, the U-shaped heat-exchanging tube bundle in heat exchanger from top to bottom presses layer arrangement, the U-shaped heat exchanger tube being located on the same floor be in by outer and
In successively surround shape.
The vibration proof mechanism of current U-shaped heat-exchanging tube bundle tail portion, structure include：One piece of grip block offers on grip block
Several holding holes, U-tube heat exchange Beam End portion are threaded through in the holding holes on grip block, and the grip block is by several clampings
Lath is constituted, and opens up semi-circular recesses, two pieces of neighbouring clampings according to the U-shaped heat exchanger tube of respective layer on every block of clamping lath
Corresponding a pair of of semi-circular recesses on lath are combined to form a holding holes, per between upper and lower two blocks of adjacent clamping laths
It is welded and fixed.The defect of above-mentioned vibration proof mechanism is：One, clamp lath production, installation it is extremely cumbersome, need by
It slots, then again successively welds two pieces of neighbouring half items of clamping, heavy workload according to the heat exchanger tube of respective layer,
Cost of manufacture is high.Two, the requirement on machining accuracy for clamping lath is high, even if also can inevitably generate mistake according to being processed in high precision
Difference, so as to cause difficult to install.
Summary of the invention
Problem to be solved of the present invention is：It provides and a kind of the U that extremely convenient, flexibility is good, anti-vibration effect is good is installed
The vibration proof mechanism of U-shaped heat-exchanging tube bundle tail portion in shape heat exchange of heat pipe.
To solve the above problems, the technical solution adopted by the present invention is that：U-shaped heat-exchanging tube bundle tail portion in U-tube heat exchanger
Vibration proof mechanism, including a support tube being vertically arranged in shell-side cylinder, support tube is located in U-shaped heat-exchanging tube bundle and is located at U
Shape heat-exchanging tube bundle tail portion center position, bottom vibrationproof partition and top vibrationproof partition are fixedly connected on support tube, and bottom is anti-
The bottom of U-shaped heat-exchanging tube bundle tail portion is arranged in vibration partition, and the top of U-shaped heat-exchanging tube bundle tail portion, bottom is arranged in top vibrationproof partition
Portion's vibrationproof partition and top vibrationproof partition are welded and fixed with the baffle plate in shell-side cylinder on U-shaped heat-exchanging tube bundle, bottom vibrationproof
Several vibrationproof partitions are also connected on support tube between partition and top vibrationproof partition, vibrationproof partition barrier is changed in U-shaped
Between two layers neighbouring of U-shaped heat exchanger tube of heat pipe bundle tail portion, the outer end of top vibrationproof partition and bottom vibrationproof partition it
Between be fixedly connected with arc panel, arc panel is located at the outside of U-shaped heat-exchanging tube bundle tail portion.
Further, in U-tube heat exchanger above-mentioned U-shaped heat-exchanging tube bundle tail portion vibration proof mechanism, wherein U-shaped heat exchanger tube
Beam End portion is provided with one piece of vibrationproof partition per between upper and lower two layers adjacent of U-shaped heat exchanger tube.
Further, in U-tube heat exchanger above-mentioned U-shaped heat-exchanging tube bundle tail portion vibration proof mechanism, wherein when upper and lower
When generating layering gap between adjacent two layers U-shaped heat exchanger tube, two pieces of vibrationproof are set between two layers neighbouring of U-shaped heat exchanger tube
The bottom of the U-shaped heat exchanger tube positioned at upper layer and the top of the U-shaped heat exchanger tube positioned at lower layer is respectively set in partition, two pieces of vibrationproof partitions
Portion, and two pieces of vibrationproof partitions are welded and fixed with support tube.
Still further, in U-tube heat exchanger above-mentioned U-shaped heat-exchanging tube bundle tail portion vibration proof mechanism, wherein bottom vibrationproof
Partition, top vibrationproof partition, vibrationproof partition one end offer mounting hole, vibrationproof partition is sleeved on support tube by mounting hole
On 2, the vibrationproof partition that bottom vibrationproof partition, top vibrationproof partition and needs are mutually fixed with support tube first passes through mounting hole set
On support tube, then it is welded and fixed again with support tube.
Further, in U-tube heat exchanger above-mentioned U-shaped heat-exchanging tube bundle tail portion vibration proof mechanism, wherein bottom vibrationproof every
Plate, top vibrationproof partition, vibrationproof partition are arranged each parallel to the center line of U-shaped heat-exchanging tube bundle tail portion.
Further, in U-tube heat exchanger above-mentioned U-shaped heat-exchanging tube bundle tail portion vibration proof mechanism, wherein every piece of vibrationproof every
The outer end of plate is welded and fixed with arc panel.
Further, in U-tube heat exchanger above-mentioned U-shaped heat-exchanging tube bundle tail portion vibration proof mechanism, wherein bottom vibrationproof every
The width of plate, top vibrationproof partition and vibrationproof partition is 40mm~60mm.
It is an advantage of the invention that：It is time saving and energy saving to install, and welding workload is small, and the size that not will receive U-shaped heat-exchanging tube bundle is missed
The influence of difference, installation error etc., flexibility is good, and convenient for adjusting, which substantially increases the rigid of U-shaped heat-exchanging tube bundle tail portion
Degree, so that good antihunt action is played, so as to effectively avoid U-shaped heat exchanger tube or shell-side cylinder impaired.
Detailed description of the invention
Fig. 1 is the structure of the vibration proof mechanism overlook direction of U-shaped heat-exchanging tube bundle tail portion in U-tube heat exchanger of the present invention
Schematic diagram.
Fig. 2 is the schematic cross-sectional view in the direction A-A in Fig. 1.
Specific embodiment
The following further describes the present invention in detail with reference to the accompanying drawings and preferred embodiments.
As shown in Figure 1 and Figure 2, in U-tube heat exchanger U-shaped heat-exchanging tube bundle tail portion vibration proof mechanism, including be vertically arranged in shell
A support tube 2 in journey cylinder 1, support tube 2 are located in U-shaped heat-exchanging tube bundle 3 and are located at 31 center of U-shaped heat-exchanging tube bundle tail portion
At position.Bottom vibrationproof partition 4 and top vibrationproof partition 5 are fixedly connected on support tube 2, bottom vibrationproof partition 4 is arranged in U-shaped
The top of U-shaped heat-exchanging tube bundle tail portion 31 is arranged in the bottom of heat-exchanging tube bundle tail portion 31, top vibrationproof partition 5.Bottom vibrationproof partition 4
It is welded and fixed with the baffle plate 6 on U-shaped heat-exchanging tube bundle 3 in shell-side cylinder 1 with top vibrationproof partition 5.Bottom vibrationproof partition 4
Several vibrationproof partitions 7 are also connected on support tube 2 between top vibrationproof partition 5,7 barrier of vibrationproof partition is changed in U-shaped
Between neighbouring two layers of heat exchanger tube 30 of heat pipe bundle tail portion 31.In order to improve the rigidity of U-shaped heat-exchanging tube bundle tail portion 31, this reality
It applies in example and is provided with one piece of vibrationproof partition 7 between every upper and lower adjacent two layers of heat exchanger tube 30 of U-shaped heat-exchanging tube bundle tail portion 31.
Arc panel 8 is fixedly connected between top vibrationproof partition 5 and the outer end of bottom vibrationproof partition 5, arc panel 8 is located at U-shaped heat exchange
Restrain the outside of tail portion 31.In general, the width of bottom vibrationproof partition 4, top vibrationproof partition 5 and vibrationproof partition 7 is 40mm
~60mm, it is preferred to use 50mm.
The arrangement of U-shaped heat-exchanging tube bundle also needs to consider heat-exchanging process requirement in pipe heat exchanger, to can make neighbouring
Gap between two layers of U-shaped heat exchanger tube becomes larger and forms layering gap 9.Divide when being generated between upper and lower adjacent two layers heat exchanger tube 30
When lamellar spacing 9, two pieces of vibrationproof partitions are set, to put it differently, this implementation between two layers neighbouring of U-shaped heat exchanger tube 30
The vibrationproof partition is known as supporting vibrationproof partition 10 in example.The U-shaped heat exchange positioned at upper layer is respectively set in two pieces of support vibrationproof partitions 10
The top of the bottom of pipe 30 and the U-shaped heat exchanger tube positioned at lower layer, and this two pieces support vibrationproof partitions 10 are welded with support tube 2
It is fixed.
In order to further increase the rigidity of U-shaped heat-exchanging tube bundle tail portion 31, the outer end of every piece of vibrationproof partition 7 with arc 8
Plate is welded and fixed.The outer end of support vibrationproof partition 10 in each layering gap 9 is also welded and fixed with 8 plate of arc.
In the present embodiment, preferably bottom vibrationproof partition 4, top vibrationproof partition 5, vibrationproof partition 7, support vibrationproof partition 10
It is arranged each parallel to 31 center line 11 of U-shaped heat-exchanging tube bundle tail portion.
For the ease of installing, bottom vibrationproof partition 4, top vibrationproof partition 5, vibrationproof partition 7, support vibrationproof in the present embodiment
One end of partition 10 offers mounting hole, and 7 need of vibrationproof partition are sleeved on support tube 2 by mounting hole, and bottom is anti-
Vibration partition 4, top vibrationproof partition 5 and support vibrationproof partition 10 first pass through mounting hole and are sleeved on support tube 2, then bottom
Vibrationproof partition 4, supports the mounting hole of vibrationproof partition 10 to be welded and fixed again with support tube 2 at top vibrationproof partition 5.
When making U-shaped heat-exchanging tube bundle, as soon as every placement layer U-shaped heat exchanger tube, places one piece of partition, to successively change in U-shaped
Place bottom vibrationproof partition 4, vibrationproof partition 7, support vibrationproof partition 10 and top vibrationproof partition 5 in heat pipe bundle tail portion 31.Bottom
After vibrationproof partition 4, top vibrationproof partition 5 and support vibrationproof partition 10 are sleeved on support tube 2, need its mounting hole and branch
Stay tube 2 is welded and fixed.Bottom vibrationproof partition 4, top vibrationproof partition 5 also need to be welded and fixed with baffle plate 6.When U-shaped heat exchanger tube
Upper arc panel 8 is welded and fixed after the installation is completed, in the outer end of bottom vibrationproof partition 4 and top vibrationproof partition 5 in beam, then again will
The outer end of each piece of vibrationproof partition 7 and support vibrationproof partition 10 is successively welded and fixed with arc panel 8.Entire vibration proof mechanism
It is time saving and energy saving to install, and welding workload is small, not will receive the influence of scale error, installation error of U-shaped heat-exchanging tube bundle etc., flexibly
Property it is good, convenient for adjusting, which substantially increases the rigidity of U-shaped heat-exchanging tube bundle tail portion, anti-well bestirs oneself to play
With so as to effectively avoid U-shaped heat exchanger tube or shell-side cylinder impaired.
Claims (7)
- The vibration proof mechanism of U-shaped heat-exchanging tube bundle tail portion in 1.U shape heat exchange of heat pipe, it is characterised in that：Including being vertically arranged in shell side cylinder An intracorporal support tube, support tube are located in U-shaped heat-exchanging tube bundle and are located at U-shaped heat-exchanging tube bundle tail portion center position, support Bottom vibrationproof partition and top vibrationproof partition are fixedly connected on pipe, U-shaped heat-exchanging tube bundle tail portion is arranged in bottom vibrationproof partition Bottom, top vibrationproof partition are arranged in the top of U-shaped heat-exchanging tube bundle tail portion, and bottom vibrationproof partition and top vibrationproof partition are and shell Baffle plate on the internal U-shaped heat-exchanging tube bundle of journey cylinder is welded and fixed, the support tube between bottom vibrationproof partition and top vibrationproof partition On be also connected with several vibrationproof partitions, neighbouring two layers U-shaped of the vibrationproof partition barrier in U-shaped heat-exchanging tube bundle tail portion changes Between heat pipe, arc panel is fixedly connected between top vibrationproof partition and the outer end of bottom vibrationproof partition, arc panel is located at U-shaped The outside of heat-exchanging tube bundle tail portion.
- 2. the vibration proof mechanism of U-shaped heat-exchanging tube bundle tail portion in U-tube heat exchanger according to claim 1, it is characterised in that：U Shape heat-exchanging tube bundle tail portion is provided with one piece of vibrationproof partition per between upper and lower two layers adjacent of U-shaped heat exchanger tube.
- 3. the vibration proof mechanism of U-shaped heat-exchanging tube bundle tail portion in pipe heat exchanger according to claim 2, it is characterised in that：When When generating layering gap between upper and lower adjacent two layers U-shaped heat exchanger tube, it is arranged two between two layers neighbouring of U-shaped heat exchanger tube The bottom of the U-shaped heat exchanger tube positioned at upper layer and the U-shaped heat exchanger tube positioned at lower layer is respectively set in block vibrationproof partition, two pieces of vibrationproof partitions Top, and two pieces of vibrationproof partitions are welded and fixed with support tube.
- 4. the vibration proof mechanism of U-shaped heat-exchanging tube bundle tail portion in U-tube heat exchanger according to claim 3, it is characterised in that：Bottom Portion's vibrationproof partition, top vibrationproof partition, vibrationproof partition one end offer mounting hole, vibrationproof partition is sleeved on by mounting hole On support tube, the vibrationproof partition that bottom vibrationproof partition, top vibrationproof partition and needs are mutually fixed with support tube first passes through peace Dress hole is sleeved on support tube, is then welded and fixed again with support tube.
- 5. the vibration proof mechanism of U-shaped heat-exchanging tube bundle tail portion, feature in U-tube heat exchanger according to claim 1 or 2 or 3 It is：Bottom vibrationproof partition, top vibrationproof partition, vibrationproof partition are arranged each parallel to the center line of U-shaped heat-exchanging tube bundle tail portion.
- 6. the vibration proof mechanism of U-shaped heat-exchanging tube bundle tail portion according to claim 1 or 2 or 3 or the U-tube heat exchanger, special Sign is：The outer end of every piece of vibrationproof partition is welded and fixed with arc panel.
- 7. the vibration proof mechanism of U-shaped heat-exchanging tube bundle tail portion according to claim 1 or 2 or 3 or the U-tube heat exchanger, special Sign is：The width of bottom vibrationproof partition, top vibrationproof partition and vibrationproof partition is 40mm~60mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811092118.6A CN108895879A (en) | 2018-09-19 | 2018-09-19 | The vibration proof mechanism of U-shaped heat-exchanging tube bundle tail portion in U-tube heat exchanger |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811092118.6A CN108895879A (en) | 2018-09-19 | 2018-09-19 | The vibration proof mechanism of U-shaped heat-exchanging tube bundle tail portion in U-tube heat exchanger |
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| Publication Number | Publication Date |
|---|---|
| CN108895879A true CN108895879A (en) | 2018-11-27 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811092118.6A Pending CN108895879A (en) | 2018-09-19 | 2018-09-19 | The vibration proof mechanism of U-shaped heat-exchanging tube bundle tail portion in U-tube heat exchanger |
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| Country | Link |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109579599A (en) * | 2018-12-27 | 2019-04-05 | 苏州海陆重工股份有限公司 | The vibration proof mechanism of U-shaped heat-exchanging tube bundle in autoclave evaporator |
| CN111998719A (en) * | 2020-09-21 | 2020-11-27 | 无锡化工装备股份有限公司 | Detachable U-shaped pipe bundle tail vibration-proof structure |
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| US4991645A (en) * | 1988-06-20 | 1991-02-12 | Westinghouse Electric Corp. | Steam generator tube antivibration apparatus |
| CN202101595U (en) * | 2011-05-05 | 2012-01-04 | 华东理工大学 | Longitudinal flow shell-and-tube heat exchanger |
| CN202747888U (en) * | 2012-08-26 | 2013-02-20 | 哈尔滨锅炉厂有限责任公司 | Vibration-proof device for tail of U-shaped pipe heat exchanger |
| CN103063074A (en) * | 2013-02-07 | 2013-04-24 | 茂名重力石化机械制造有限公司 | U-shaped tube bundle heat exchanger with tail shakeproof device |
| CN103673725A (en) * | 2013-12-13 | 2014-03-26 | 哈尔滨锅炉厂有限责任公司 | U-shaped pipe tail anti-vibration device for heat exchanger |
| CN204240847U (en) * | 2014-08-13 | 2015-04-01 | 中国寰球工程公司 | A kind of band longitudinal baffle vertical baffling rod heat exchanger |
| CN209512627U (en) * | 2018-09-19 | 2019-10-18 | 张化机（苏州）重装有限公司 | The vibration proof mechanism of U-shaped heat-exchanging tube bundle tail portion in U-tube heat exchanger |
-
2018
- 2018-09-19 CN CN201811092118.6A patent/CN108895879A/en active Pending
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4991645A (en) * | 1988-06-20 | 1991-02-12 | Westinghouse Electric Corp. | Steam generator tube antivibration apparatus |
| CN202101595U (en) * | 2011-05-05 | 2012-01-04 | 华东理工大学 | Longitudinal flow shell-and-tube heat exchanger |
| CN202747888U (en) * | 2012-08-26 | 2013-02-20 | 哈尔滨锅炉厂有限责任公司 | Vibration-proof device for tail of U-shaped pipe heat exchanger |
| CN103063074A (en) * | 2013-02-07 | 2013-04-24 | 茂名重力石化机械制造有限公司 | U-shaped tube bundle heat exchanger with tail shakeproof device |
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| CN204240847U (en) * | 2014-08-13 | 2015-04-01 | 中国寰球工程公司 | A kind of band longitudinal baffle vertical baffling rod heat exchanger |
| CN209512627U (en) * | 2018-09-19 | 2019-10-18 | 张化机（苏州）重装有限公司 | The vibration proof mechanism of U-shaped heat-exchanging tube bundle tail portion in U-tube heat exchanger |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109579599A (en) * | 2018-12-27 | 2019-04-05 | 苏州海陆重工股份有限公司 | The vibration proof mechanism of U-shaped heat-exchanging tube bundle in autoclave evaporator |
| CN109579599B (en) * | 2018-12-27 | 2024-04-16 | 苏州海陆重工股份有限公司 | Vibration-proof mechanism of U-shaped heat exchange tube bundle in kettle type evaporator |
| CN111998719A (en) * | 2020-09-21 | 2020-11-27 | 无锡化工装备股份有限公司 | Detachable U-shaped pipe bundle tail vibration-proof structure |
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