CN209541496U - A kind of ship heat-exchanger rig of multifunctional unit - Google Patents
A kind of ship heat-exchanger rig of multifunctional unit Download PDFInfo
- Publication number
- CN209541496U CN209541496U CN201822197936.4U CN201822197936U CN209541496U CN 209541496 U CN209541496 U CN 209541496U CN 201822197936 U CN201822197936 U CN 201822197936U CN 209541496 U CN209541496 U CN 209541496U
- Authority
- CN
- China
- Prior art keywords
- shell
- central tube
- tube
- heat
- baffle plate
- 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
Landscapes
- Heat-Exchange Devices With Radiators And Conduit Assemblies (AREA)
Abstract
The utility model discloses a kind of ship heat-exchanger rigs of multifunctional unit, comprising: shell, shell both ends are equipped with tube sheet, bobbin carriage are equipped on the outside of tube sheet, pipe side-entrance, pipe side outlet is respectively set on two bobbin carriages；Baffle plate is equipped in shell, shell both ends side wall is equipped with shell-side inlet, shell-side outlet；Through the more heat exchanger tubes for being distributed on baffle plate and both ends and being connected to respectively with two bobbin carriages；Through the central tube of baffle plate, central tube is fixedly connected with baffle plate, is spaced apart on the tube wall of central tube and is equipped with multiple outer sound attenuation holes；The multiple partitions being arranged at intervals on inside central tube offer multiple interior sound attenuation holes on partition, are related to ship exchange piece field.The utility model had both been able to satisfy the high efficient heat exchanging in heat exchanger between fluid, flow noise and the pressure fluctuation of part shell fluid can be eliminated again, can also reduce shell fluid exchange heat pipe impact and caused heat exchange tube vibration, while multiple functions such as realize heat exchange, noise elimination and vibration damping.
Description
Technical field
The utility model relates to ship exchange piece fields, are specifically related to a kind of ship heat exchange dress of multifunctional unit
It sets.
Background technique
The pressure fluctuation of fluid, flow noise in heat-exchange system, and caused impact vibration is flowed, it is the weight of ship noise
One of source is wanted, and influences one of ship quietness and the key factor of reliability.Practical operating experiences show heat-exchange system
The pressure fluctuation of middle fluid and flow noise can mainly bring the problem of following three aspects:
(1) flow noise of fluid directly passes through nozzle and passes through excitation pipeline system to external radiation or the pressure fluctuation of fluid
System, causes structural vibration noise to external radiation, seriously affects the quietness of ship；
(2) pipeline vibration noise caused by the flow noise and fluid pressure pulse of heat-exchange system is radiated into ship's space,
Cause airborne noise in cabin exceeded, seriously affects the living environment of staff in ship；
(3) pressure fluctuation of fluid can motivate stress fluctuation and the structural vibration of pipeline wall surface, influence component in system
Work quality and operating accuracy reduce its reliability, will especially when the intrinsic frequency of ripple frequency and pipe-line system is close
Cause pipe-line system to resonate, causes serious consequence.
In order to alleviate the vibration noise of heat-exchange system, sound-absorbing material can be laid outside heat exchange equipment or pipe-line system,
Silencer can be installed in pipe-line system.But sound-absorbing material noise elimination effect ten is laid outside heat exchange equipment or pipe-line system
It is point limited, and silencer is installed in pipe-line system and is primarily present following both sides problem:
(1) a large amount of cabin spaces can be occupied by silencer being installed in pipe-line system, to the arrangement and peace of entire heat-exchange system
Dress brings difficulty；
(2) flow resistance of heat-exchange system can be greatly increased by silencer being installed in pipe-line system, on the one hand will affect system
Efficient low-resistance heat exchange, another party causes heat-exchange system to need to configure more powerful, the higher circulating pump of lift, this will increase again
The vibration of heat-exchange system and noise.
Summary of the invention
The purpose of this utility model is to overcome the deficiencies of above-mentioned background technique, provide a kind of both can guarantee and efficiently change
Heat, and segment fluid flow pressure fluctuation, flow noise can be eliminated under the premise of not increasing equipment volume, reduce fluid and exchanges heat pipe bundle
The ship heat-exchanger rig of the multifunctional unit of shock and vibration.
The utility model provides a kind of ship heat-exchanger rig of multifunctional unit, comprising:
Shell, the shell both ends are equipped with tube sheet, bobbin carriage are equipped on the outside of the tube sheet, pipe side is respectively set on two bobbin carriages
Import, pipe side outlet；Baffle plate is equipped in the shell, shell both ends side wall is equipped with shell-side inlet, shell-side outlet；
Through the more heat exchanger tubes for being distributed on baffle plate and both ends and being connected to respectively with two bobbin carriages；
Through the central tube of baffle plate, the central tube is fixedly connected with the baffle plate, is spaced on the tube wall of central tube
Offer multiple outer sound attenuation holes；
The partition being set to inside the central tube offers multiple interior sound attenuation holes, the outer sound attenuation hole and institute on partition
Stating interior sound attenuation hole is circular hole, and the diameter of outer sound attenuation hole is greater than the diameter of interior sound attenuation hole.
Based on the above technical solution, the central tube and shell are coaxially disposed.
Based on the above technical solution, the central tube is round tube, axis of the outer sound attenuation hole along the central tube
It is uniformly distributed to circumferential.
Based on the above technical solution, the partition quantity is multiple, and multiple partitions are in the central tube
Portion interval is uniformly arranged.
Based on the above technical solution, the baffle plate uses helical baffles, between the two neighboring partition
Away from equal with the screw pitch of helical baffles.
Based on the above technical solution, the central tube is set to the center axial position of baffle plate.
Based on the above technical solution, the both ends of central tube are individually fixed on the tube sheet.
Compared with prior art, as follows the advantages of the utility model:
(1) the ship heat-exchanger rig of the multifunctional unit of the utility model outer is disappeared by multiple on central tube tube wall
Multiple interior sound attenuation holes in acoustic aperture and partition, so that in the medium runner that shell fluid is separated to form in shell by baffle plate
When circulation, the flow noise and fluid pressure pulse of fluid can be absorbed by outer sound attenuation hole and interior sound attenuation hole and decaying, reduces fluid pressure
Impact and caused tube bundle vibration of the power pulsation to tube bank, improve the security reliability of heat exchanger, and outer sound attenuation hole disappears with interior
The diameter of acoustic aperture is different, and damping frequency range is wide.
(2) the outer sound attenuation hole of the utility model, partition and interior sound attenuation hole depend on central tube setting, change without additionally increasing
The volume of hot device, will not the heat exchange property of heat exchanging device affect, be both able to satisfy in heat exchanger efficiently changing between fluid
Heat, and part and fluid pressure pulse can be eliminated, the impact of reduction shell fluid exchange heat pipe bundle and caused tube bundle vibration, together
Multiple functions such as Shi Shixian heat exchange, noise elimination and vibration damping, structure is simple, at low cost, practical.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of the ship heat-exchanger rig of the multifunctional unit of the utility model embodiment；
Fig. 2 is the cross-sectional view of the central tube of the utility model embodiment；
Fig. 3 is cross-sectional view at A-A in Fig. 2.
Appended drawing reference: 1-shell, 11-shell-side inlets, 12-shell-side outlets, 2-bobbin carriages, 21-pipe side-entrances, 22-
Pipe side outlet, 3-baffle plates, 4-tube sheets, 5-heat exchanger tubes, 6-central tubes, 61-outer sound attenuation holes, 7-partitions, 71-interior disappear
Acoustic aperture.
Specific embodiment
With reference to the accompanying drawing and specific embodiment is described in further detail the utility model.
Referring to shown in Fig. 1 to Fig. 3, the utility model embodiment provides a kind of ship heat-exchanger rig of multifunctional unit, packet
It includes:
Shell 1,1 both ends of shell are equipped with tube sheet 4, bobbin carriage 2 are equipped on the outside of the tube sheet 4, is set respectively on two bobbin carriages 2
Set pipe side-entrance 21, pipe side outlet 22；Be equipped with baffle plate 3 in the shell 1,1 both ends side wall of shell be equipped with shell-side inlet 11,
Shell-side outlet 12；
Through the more heat exchanger tubes 5 for being distributed on baffle plate 3 and both ends and being connected to respectively with two bobbin carriages 2；
Through the central tube 6 of baffle plate 3, the central tube 6 is fixedly connected with the baffle plate 3, on the tube wall of central tube 6
It is spaced apart and is equipped with multiple outer sound attenuation holes 61；
The partition 7 being set to inside the central tube 6 offers multiple interior sound attenuation holes 71, the outer sound attenuation hole on partition 7
61 and the interior sound attenuation hole 71 are circular hole, and the diameter of outer sound attenuation hole 61 is greater than the diameter of interior sound attenuation hole 71.
The ship heat-exchanger rig of the multifunctional unit of the utility model, it is multiple outer by being opened up on the tube wall of central tube 6
Sound attenuation hole 61, when so that circulating in the medium runner that shell fluid is separated to form in shell 1 by baffle plate 3, the stream of fluid is made an uproar
Sound and fluid pressure pulse can be absorbed and be decayed by the interior sound attenuation hole 71 on the outer sound attenuation hole 61 and partition 7 on 6 tube wall of central tube,
Reduce impact and caused tube bundle vibration of the fluid pressure pulse to tube bank, improves the security reliability of heat exchanger, outer sound attenuation hole
61 is different from the diameter of interior sound attenuation hole 71, and damping frequency range is wide；And outer sound attenuation hole 61 depends on the setting of central tube 6, does not have
The additional volume for increasing heat exchanger, will not the heat exchange property of heat exchanging device affect, be both able to satisfy in heat exchanger fluid it
Between high efficient heat exchanging, and part flow noise and fluid pressure pulse can be eliminated, moreover it is possible to reduce rushing for shell fluid exchange heat pipe bundle
Hit with caused tube bundle vibration, while multiple functions such as realize heat exchange, noise elimination and vibration damping, structure is simple, at low cost, practicability
By force.
In the present embodiment, it is preferred that the central tube 6 is coaxially disposed with shell 1, and central tube 6 is coaxially set with shell 1
It sets, convenient for the position setting of the installation of baffle plate 3 and heat exchanger tube 5 inside shell 1, increases the installation space of heat exchanger tube 5, to the greatest extent may be used
The heat transfer effect of heat exchanger can be improved.
In the present embodiment, it is preferred that the central tube 6 is round tube, axis of the outer sound attenuation hole 61 along the central tube 6
It is uniformly distributed to circumferential；Central tube 6 is set to center position and both ends in shell 1 and is individually fixed on tube sheet 4, Duo Gehuan
Heat pipe 5 is arranged around the periphery of central tube 6, and the outer sound attenuation hole 61 on central tube 6 is uniformly distributed along the axial and circumferential of its outer wall,
When ensuring that shell fluid flows in medium runner, enough outer sound attenuation hole 61 can be passed through, made good use of to the full extent
The noise elimination function of heart pipe 6 sufficiently reduces impact and caused tube bundle vibration of the fluid pressure pulse to tube bank, improves heat exchanger
Security reliability.
In the present embodiment, it is preferred that 7 quantity of partition be it is multiple, multiple partitions 7 are in the central tube 6
Portion interval is uniformly arranged；Multiple partitions 7, leakage current when preventing shell fluid from circulating in medium channel are set, and can further be added
The noise elimination effect of strong center pipe 6.
In the present embodiment, it is preferred that the baffle plate 3 uses helical baffles, the spacing of the two neighboring partition 7
It is equal with the screw pitch of helical baffles；Baffle plate 3 is convenient for the setting of central tube 6 and is connected and fixed using helical baffles
The center convolution portion of helical baffles is fixed on the outer wall of central tube 6, structure is simple, and installation settings is convenient, while adjacent
Spacing between two partitions 7 is equal with the screw pitch of helical baffles, reinforcement structure stability.At this point, the heat exchanger tube 5 runs through
The helicoid of the helical baffles is arranged, and is not required to increase additional structure.
In the present embodiment, it is preferred that the central tube 6 is set to the center axial position of baffle plate 3；Central tube 6 is set
It is placed in the center axial position of baffle plate 3, convenient for the position setting of the installation of baffle plate 3 and heat exchanger tube 5 inside shell 1, is increased
The installation space of heat exchanger tube 5 improves the heat transfer effect of heat exchanger as far as possible.
In the present embodiment, it is preferred that the both ends of central tube 6 are individually fixed on the tube sheet 4；Central tube 6 is set to
Center position and both ends are individually fixed on tube sheet 4 in shell 1, and multiple heat exchanger tubes 5 are arranged around the periphery of central tube 6, are filled
Divide the impact and caused tube bundle vibration for reducing fluid pressure pulse to tube bank, improves the security reliability of heat exchanger.
At work, pipe side medium enters the ship heat-exchanger rig of multifunctional unit in the present embodiment from pipe side-entrance 21
In bobbin carriage 2, since heat exchanger tube 5 is arranged through tube sheet 4, pipe side medium can enter heat exchanger tube 5 and come the other side via heat exchanger tube 5
Bobbin carriage 2 in, by pipe side outlet 22 be discharged；At the same time, shell-side medium enters inside shell 1 from shell-side inlet 11, by
Medium runner is separated to form by baffle plate 3 in shell 1, shell-side medium is flowed along medium runner, in the process, shell-side medium
Heat exchanger tube 5 can be washed away and heat occurs with the pipe side medium in heat exchanger tube 5 and exchanged, so that heat exchange function is realized, finally, shell-side is situated between
Matter is discharged by shell-side outlet 12.
Outer sound attenuation hole 61 and central tube during shell fluid is flowed along medium runner, on 6 outer wall of central tube
The interior sound attenuation hole 71 on partition 7 inside 6 plays a role, and absorbs flow noise and fluid pressure pulse with dampening fluid, reduces
Impact and caused tube bundle vibration of the fluid pressure pulse to tube bank, improve the security reliability of heat exchanger, outer sound attenuation hole 61 with
The diameter of interior sound attenuation hole 71 is different, and damping frequency range is wide；Meanwhile partition 7 can effectively reduce shell-side medium from outer sound attenuation hole 61
With the leakage current of interior sound attenuation hole 71.
Those skilled in the art can carry out various modifications to the utility model embodiment and modification, if these are modified
With modification within the scope of the claims of the present invention and its equivalent technology, then these modifications and variations are also practical new at this
Within the protection scope of type.
The prior art that the content being not described in detail in specification is known to the skilled person.
Claims (7)
1. a kind of ship heat-exchanger rig of multifunctional unit characterized by comprising
Shell (1), shell (1) both ends are equipped with tube sheet (4), are equipped with bobbin carriage (2) on the outside of the tube sheet (4), two bobbin carriages (2)
On pipe side-entrance (21), pipe side outlet (22) is respectively set；Baffle plate (3) are equipped in the shell (1), (1) two end side of shell
Wall is equipped with shell-side inlet (11), shell-side outlet (12)；
Through the more heat exchanger tubes (5) for being distributed on baffle plate (3) and both ends and being connected to respectively with two bobbin carriages (2)；
Central tube (6) through baffle plate (3), the central tube (6) are fixedly connected with the baffle plate (3), central tube (6)
It is spaced apart on tube wall and is equipped with multiple outer sound attenuation holes (61)；
It is set to the internal partition (7) of the central tube (6), multiple interior sound attenuation holes (71) are offered on partition (7), it is described to disappear outside
Acoustic aperture (61) and the interior sound attenuation hole (71) are circular hole, and the diameter of outer sound attenuation hole (61) is greater than the straight of interior sound attenuation hole (71)
Diameter.
2. a kind of ship heat-exchanger rig of multifunctional unit as described in claim 1, it is characterised in that: the central tube (6)
It is coaxially disposed with shell (1).
3. a kind of ship heat-exchanger rig of multifunctional unit as described in claim 1, it is characterised in that: the central tube (6)
For round tube, the outer sound attenuation hole (61) is uniformly distributed along the axial and circumferential of the central tube (6).
4. a kind of ship heat-exchanger rig of multifunctional unit as described in claim 1, it is characterised in that: partition (7) number
It is multiple for measuring, and multiple partitions (7) interval inside the central tube (6) is uniformly arranged.
5. a kind of ship heat-exchanger rig of multifunctional unit as described in claim 1, it is characterised in that: the baffle plate (3)
Using helical baffles, the spacing of the two neighboring partition (7) is equal with the screw pitch of helical baffles.
6. a kind of ship heat-exchanger rig of multifunctional unit as described in claim 1, it is characterised in that: the central tube (6)
It is set to the center axial position of baffle plate (3).
7. a kind of ship heat-exchanger rig of multifunctional unit as described in claim 1, it is characterised in that: the two of central tube (6)
End is individually fixed on the tube sheet (4).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822197936.4U CN209541496U (en) | 2018-12-25 | 2018-12-25 | A kind of ship heat-exchanger rig of multifunctional unit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822197936.4U CN209541496U (en) | 2018-12-25 | 2018-12-25 | A kind of ship heat-exchanger rig of multifunctional unit |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209541496U true CN209541496U (en) | 2019-10-25 |
Family
ID=68266572
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201822197936.4U Expired - Fee Related CN209541496U (en) | 2018-12-25 | 2018-12-25 | A kind of ship heat-exchanger rig of multifunctional unit |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209541496U (en) |
-
2018
- 2018-12-25 CN CN201822197936.4U patent/CN209541496U/en not_active Expired - Fee Related
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN109682238A (en) | A kind of ship heat exchanger with noise elimination function | |
| CN103486879A (en) | Shell-and-tube heat exchanger | |
| CN209541496U (en) | A kind of ship heat-exchanger rig of multifunctional unit | |
| CN112710170A (en) | Shell and tube heat exchanger | |
| CN111928689B (en) | Printed circuit board type heat exchanger with noise elimination function | |
| CN108731494B (en) | A kind of condenser | |
| CN206724748U (en) | Spiral winding tube type heat exchanger | |
| CN117155004A (en) | Sound insulation device for new energy motor | |
| CN206724747U (en) | Spiral winding tube type heat exchanger | |
| CN113002745B (en) | Noise elimination cooler and ship cooling system | |
| CN204268924U (en) | A kind of tube bank sleeve pipe fixing hole plate supporting type heat exchanger | |
| CN210980933U (en) | Heat exchange device | |
| CN207649442U (en) | A kind of baffle ring structure with pooling feature on wound tube heat exchanger | |
| CN207761924U (en) | Water pump | |
| CN210833155U (en) | Tube box coupling U-shaped heat exchange tube type multi-tube pass heat exchanger | |
| JPS6346360B2 (en) | ||
| CN206459526U (en) | Cone bell-type steam enters water silencing apparatus and steam reservation facility | |
| CN210688519U (en) | Silencing device of screw type cold air cooling heat pump | |
| CN107166999B (en) | Heat exchanger and vehicle using same | |
| CN206190473U (en) | Gas attenuating device | |
| CN107869459A (en) | Water pump | |
| CN206208075U (en) | Self-supporting spiral baffle heat exchanger | |
| CN210180232U (en) | Vortex disturbance tube shell heat exchange device | |
| CN213871675U (en) | Steam boiler's amortization mechanism | |
| RU71415U1 (en) | GAS COOLER TUBE BEAM |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20191025 Termination date: 20211225 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |