CN210512750U - Tube bundle type heat exchanger - Google Patents
Tube bundle type heat exchanger Download PDFInfo
- Publication number
- CN210512750U CN210512750U CN201921575792.XU CN201921575792U CN210512750U CN 210512750 U CN210512750 U CN 210512750U CN 201921575792 U CN201921575792 U CN 201921575792U CN 210512750 U CN210512750 U CN 210512750U
- Authority
- CN
- China
- Prior art keywords
- water
- stainless steel
- steel mesh
- heat exchanger
- tube
- 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.)
- Active
Links
Images
Landscapes
- Heat-Exchange Devices With Radiators And Conduit Assemblies (AREA)
Abstract
The utility model belongs to the technical field of the heat exchanger, a tube bundle heat exchanger is disclosed. The main technical characteristics are as follows: including the water knockout drum that has at least one inlet tube and the header tank that has at least one outlet pipe, the bottom of water knockout drum has a plurality of apopores, the bottom of header tank and the inlet opening that the apopore corresponds correspond the apopore with through the heat exchange tube intercommunication between the inlet opening the apopore top is provided with the first stainless steel mesh of high mesh number, the first stainless steel mesh periphery closely laminates with the header tank lateral wall the inlet opening top is provided with the second stainless steel mesh of high mesh number, the second stainless steel mesh periphery closely laminates with the header tank lateral wall. The difference of the liquid flow velocity and the pressure in each heat exchange tube is further reduced under the first stainless steel mesh and the second stainless steel mesh, the total liquid resistance of each heat exchange tube is closer, and the solid-state dirt or engineering garbage carried in the liquid is blocked above the first stainless steel mesh by the first stainless steel mesh, so that the use is more convenient.
Description
Technical Field
The utility model belongs to the technical field of the heat exchanger, especially, relate to a tube bundle heat exchanger.
Background
The common heat exchangers are mostly made of metal materials, the metal heat exchangers have the characteristics of excellent heat conductivity, high temperature resistance, high pressure resistance and the like, the heat exchange tubes are usually large in diameter, and the problem of unsmooth water flow of each tube bundle does not exist. However, for a thin tube bundle heat exchanger, the following drawbacks exist: firstly, due to uneven water resistance and air resistance, the pipe bundles directly flushed by the water inlet pipe of the water distribution box and the water outlet pipe of the water collection box can smoothly flow water, the flow rate is high, the pipe bundles at the edges of the water distribution box and the water collection box can not smoothly flow water, the flow rate is low, even the phenomenon of pause and no water flow occurs, and the inside of the individual pipe bundles which do not flow water can be locally vaporized if the individual pipe bundles are in a high-temperature environment, so that the danger of pipe explosion is caused; secondly, solid dirt or engineering garbage in the system causes blockage of the heat exchange tube in the operation process.
SUMMERY OF THE UTILITY MODEL
The to-be-solved technical problem of the utility model is to provide a tube bundle heat exchanger that liquid flow rate difference is little in each heat exchange tube in the tube bundle, difficult emergence local vaporization, be difficult to cause jam, solid-state dirt or engineering rubbish to be cleared up easily.
In order to solve the above problem, the utility model discloses the technical scheme that tube bundle heat exchanger adopted does: including the casing, have the water knockout drum of at least one inlet tube and the header tank that has at least one outlet pipe, the bottom of water knockout drum has a plurality of apopores, the bottom of header tank and the inlet opening that the apopore corresponds correspond the apopore with through the heat exchange tube intercommunication between the inlet opening the apopore top is provided with the first stainless steel mesh of high mesh number, the first stainless steel mesh periphery closely laminates with the water knockout drum lateral wall the inlet opening top is provided with the second stainless steel mesh of high mesh number, the second stainless steel mesh periphery closely laminates with the header tank lateral wall.
The additional technical characteristics are as follows:
the thickness of the first stainless steel net and the second stainless steel net is 5-15 mm;
the bottom of the water inlet pipe is provided with a first splitter plate, and the bottom of the water outlet pipe is provided with a second splitter plate;
the first splitter plate and the second splitter plate are in a herringbone shape;
the water distribution box is characterized in that a water distribution partition plate is arranged in the water distribution box, the water distribution box is divided into a plurality of mutually independent water distribution cavities by the water distribution partition plate, a water collection partition plate is arranged in the water collection box, and the water collection box is divided into a plurality of mutually independent water collection cavities by the water collection partition plate.
Compared with the prior art, the utility model provides a tube bundle heat exchanger has following advantage: firstly, because the water distribution box comprises a shell, a water distribution box with at least one water inlet pipe and a water collection box with at least one water outlet pipe, wherein the bottom of the water distribution box is provided with a plurality of water outlet holes, the bottom of the water collection box is communicated with water inlet holes corresponding to the water outlet holes through heat exchange pipes, a first stainless steel mesh with high mesh number is arranged above the water outlet holes, the periphery of the first stainless steel mesh is tightly attached to the side wall of the water distribution box, a second stainless steel mesh with high mesh number is arranged above the water inlet holes, the periphery of the second stainless steel mesh is tightly attached to the side wall of the water collection box, after liquid enters the water distribution box through the water inlet pipe of the water distribution box, the liquid firstly falls on the first stainless steel mesh, the first stainless steel mesh generates resistance to the liquid, the liquid can be rapidly spread above the first stainless steel mesh, and under the pressure of the liquid, the liquid above the first stainless steel mesh enters the bottom of the water distribution, flows into the lower part of the second stainless steel net in the water collecting tank through the heat exchange tubes, and the flow velocity and the pressure difference of the liquid in each heat exchange tubeThe difference is not large, after the liquid reaches the lower part of the second stainless steel net, the second stainless steel net generates resistance to the liquid below the second stainless steel net again, so that the difference between the flow speed and the pressure of the liquid in each heat exchange pipe is further reduced, the total resistance of the liquid of each heat exchange pipe is closer, and when the liquid flows downwards through the first stainless steel net, the solid dirt or engineering garbage carried in the liquid is blocked above the first stainless steel net by the first stainless steel net, the liquid can be conveniently removed during equipment maintenance without blocking the heat exchange pipes, the liquid resistance is increased by the first stainless steel net, the water resistance of each heat exchange pipe is close, the filtering effect is also achieved, the existing internal space of the diversity water tank is utilized, no extra occupied space is increased, a stainless steel plate with a smooth curved surface is adopted, the cost is limited, the difference between a water inlet and outlet straight flushing pipe bundle water hole and a water inlet and outlet pipe bundle edge of the diversity water tank is reduced, and the resistance difference between the water inlet and the water outlet pipe bundle is reduced, and the difference between the first stainless steel net and the second stainless steel net is 5-15mm thick, the water resistance is 10000, and the SG can be known according2When the pressure difference between the two points is close, the flow rate between the two points is substantially the same. The resistance from a water inlet of the water diversion box to the heat exchange tube is 200-1500 Pa, the resistance of the heat exchange tube directly punched by the water inlet tube is about 200Pa, the resistance of the heat exchange tube at the edge of the water diversion box is about 1500Pa, the resistance of the outlet end is 400-3000 Pa, the resistance in the heat exchange tube is about 4000Pa, the total resistance is 4400-7000 Pa, the theoretical deviation of the flow is 1.3 times, the actual situation also has the defects of air blockage in the water filling process, large resistance caused by the deviation of water holes of a processing tube bundle and larger actual deviation of the flow; thirdly, a first splitter plate is arranged at the bottom of the water inlet pipe, and a second splitter plate is arranged at the bottom of the water outlet pipe; the first flow dividing plate and the second flow dividing plate are in a herringbone shape, the herringbone first flow dividing plate and the herringbone second flow dividing plate are made of stainless steel plates with smooth curved surfaces, the cost is limited, and the difference between the straight flushing pipe bundle water hole of the water inlet and the water outlet and the line from the pipe bundle water hole at the edge of the water dividing and collecting device to the water inlet and the water outlet of the water dividing and collecting tank is reduced, so that the resistance difference between the straight flushing pipe bundle water hole of the water inlet; fourthly, as the water diversion partition plate is arranged in the water diversion box, the water diversion box is covered by the water diversion partition plateSeparate into a plurality of mutually independent minute water cavity be provided with the baffle that catchments in the collection water tank, the collection water tank quilt a plurality of mutually independent collection water cavities are separated into to the baffle that catchments, and the water resistance of each heat exchange tube is closer.
Drawings
Fig. 1 is a schematic structural view of a tube bundle heat exchanger of the present invention;
FIG. 2 is a side view of a tube bundle heat exchanger;
fig. 3 is a top view of a tube bundle heat exchanger.
Detailed Description
The structure and the operation principle of the tube bundle heat exchanger according to the present invention will be described in further detail with reference to the accompanying drawings and the following detailed description.
As shown in fig. 1, fig. 2 and fig. 3, the utility model discloses tube bundle heat exchanger's schematic structure, the utility model discloses tube bundle heat exchanger includes casing 16, the header tank 4 that has at least one inlet tube 1's knockout drum 2 and have at least one outlet pipe 3, the bottom of knockout drum 2 has a plurality of apopores 5, the inlet opening 6 that the bottom and the apopore of header tank 4 correspond, communicate through heat exchange tube 7 between apopore 5 and the inlet opening 6 that correspond, be provided with the first stainless steel net 8 of high mesh number above apopore 5, the periphery of first stainless steel net 8 closely laminates with the lateral wall of knockout drum 3, be provided with the second stainless steel net 9 of high mesh number above inlet opening 6, the periphery of second stainless steel net 9 closely laminates with the lateral wall of header tank 4.
After liquid enters the water distribution box 2 through the water inlet pipe 1 of the water distribution box 2, the liquid firstly falls on the first stainless steel mesh 8, the first stainless steel mesh 8 generates resistance to the liquid, the liquid can be rapidly spread above the first stainless steel mesh, under the pressure of the liquid, the liquid above the first stainless steel mesh 8 enters the bottom of the water distribution box 2 through the first stainless steel mesh 8 and flows into the lower part of the second stainless steel mesh 9 in the water collection box 4 through the heat exchange pipe 7, the difference between the flow rate and the pressure of the liquid in each heat exchange pipe is small, after the liquid reaches the lower part of the second stainless steel mesh, the liquid below the second stainless steel mesh generates resistance again, so that the difference between the flow rate and the pressure of the liquid in each heat exchange pipe is further reduced, the total resistance of the liquid of each heat exchange pipe is closer, and when the liquid flows downwards through the first stainless steel mesh, the first stainless steel mesh blocks solid dirt or engineering garbage carried in the liquid above the first stainless steel mesh, can very conveniently clear away when the overhaul of the equipments, can not block up the heat exchange tube, first stainless steel mesh has not only increased the liquid resistance, makes the water resistance of each heat exchange tube be close, but also plays the filtering action, utilizes current diversity water tank inner space, does not increase extra occupation of land space, adopts the smooth corrosion resistant plate of curved surface, and the cost is limited, has reduced inlet outlet direct-flushing tube bank water hole and has divided water collector edge tube bank water hole to the inlet outlet route difference of diversity water tank to the resistance difference between the two has been reduced.
The thickness of the first stainless steel net 8 and the second stainless steel net 9 is 5-15mm, the water resistance is 10000-2When the pressure difference between the two points is close, the flow rate between the two points is substantially the same. The resistance from a water inlet of the water distribution box to the heat exchange tube is 200-1500 Pa, the resistance of the heat exchange tube directly punched by the water inlet tube is about 200Pa, the resistance of the heat exchange tube at the edge of the water distribution box is about 1500Pa, the resistance of the outlet end is 400-3000 Pa, the resistance in the heat exchange tube is about 4000Pa, the total resistance is 4400-7000 Pa, the theoretical deviation of the flow is 1.3 times, the air blockage in the water filling process and the resistance caused by the deviation of water holes of the processing tube bundle exist in the actual situation, and the actual deviation of the flow is larger.
The bottom of the water inlet pipe 1 is provided with a first splitter plate 10, and the bottom of the water outlet pipe 3 is provided with a second splitter plate 11; the first flow dividing plate 10 and the second flow dividing plate 11 are in a herringbone shape, the herringbone first flow dividing plate and the herringbone second flow dividing plate are made of stainless steel plates with smooth curved surfaces, the cost is limited, and the route difference from a water inlet/outlet direct flushing pipe bundle water hole, a water dividing/collecting device edge pipe bundle water hole to a water inlet/outlet of a water dividing/collecting water tank is reduced, so that the resistance difference between the water inlet/outlet direct flushing pipe bundle water hole and the water dividing/collecting water tank is reduced.
The water diversion tank 2 is internally provided with a water diversion clapboard 12, the water diversion tank 2 is divided into a plurality of mutually independent water diversion cavities 13 by the water diversion clapboard 12, the water collection tank 4 is internally provided with a water collection clapboard 14, the water collection tank 4 is divided into a plurality of mutually independent water collection cavities 15 by the water collection clapboard 14, and the water resistance of each heat exchange tube is closer.
The utility model discloses a protection scope not only limits in above-mentioned embodiment, as long as the structure with the utility model discloses tube bundle heat exchanger structure is the same or similar, just falls the utility model discloses the scope of protection.
Claims (5)
1. Tube bank formula heat exchanger, including the casing, have the water distribution box of at least one inlet tube and the header tank that has at least one outlet pipe, the bottom of water distribution box has a plurality of apopores, the inlet opening that the bottom and the apopore of header tank correspond corresponds the apopore with communicate its characterized in that through the heat exchange tube between the inlet opening: the water distribution box is characterized in that a first stainless steel mesh with a high mesh number is arranged above the water outlet hole, the periphery of the first stainless steel mesh is tightly attached to the side wall of the water distribution box, a second stainless steel mesh with a high mesh number is arranged above the water inlet hole, and the periphery of the second stainless steel mesh is tightly attached to the side wall of the water collection box.
2. The tube bundle heat exchanger according to claim 1, characterized in that: the thickness of the first stainless steel net and the second stainless steel net is 5-15 mm.
3. The tube bundle heat exchanger according to claim 1, characterized in that: the bottom of the water inlet pipe is provided with a first splitter plate, and the bottom of the water outlet pipe is provided with a second splitter plate.
4. The tube bundle heat exchanger according to claim 3, wherein: the first splitter plate and the second splitter plate are in a herringbone shape.
5. The tube bundle heat exchanger according to claim 1, characterized in that: the water distribution box is characterized in that a water distribution partition plate is arranged in the water distribution box, the water distribution box is divided into a plurality of mutually independent water distribution cavities by the water distribution partition plate, a water collection partition plate is arranged in the water collection box, and the water collection box is divided into a plurality of mutually independent water collection cavities by the water collection partition plate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921575792.XU CN210512750U (en) | 2019-09-22 | 2019-09-22 | Tube bundle type heat exchanger |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921575792.XU CN210512750U (en) | 2019-09-22 | 2019-09-22 | Tube bundle type heat exchanger |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210512750U true CN210512750U (en) | 2020-05-12 |
Family
ID=70570934
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921575792.XU Active CN210512750U (en) | 2019-09-22 | 2019-09-22 | Tube bundle type heat exchanger |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210512750U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113203114A (en) * | 2021-04-30 | 2021-08-03 | 天津大学 | Phase change heat storage heating device for improving utilization rate of phase change material |
-
2019
- 2019-09-22 CN CN201921575792.XU patent/CN210512750U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113203114A (en) * | 2021-04-30 | 2021-08-03 | 天津大学 | Phase change heat storage heating device for improving utilization rate of phase change material |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN208012429U (en) | A kind of waste gas afterheat recovery unit | |
| CN210512750U (en) | Tube bundle type heat exchanger | |
| CN107376519A (en) | Suitable for the system and method for low pressure vapor separation | |
| CN212583398U (en) | Oil discharge system of siphon type transformer oil storage tank | |
| CN103017577B (en) | Tubular heat exchanging device with dredging structure for sewage or surface water | |
| CN206247918U (en) | Mining surface cooling air cooler | |
| CN204854414U (en) | Shell type heat exchanger | |
| CN103063063B (en) | Forcible dredging type tubular heat exchange device for sewage or surface water | |
| CN207253924U (en) | Suitable for the separated system of low pressure vapor | |
| CN203011203U (en) | Forced dredging type tubular heat exchanger for sewage or surface water | |
| CN207379319U (en) | A kind of spray condenser system | |
| CN208124961U (en) | A kind of plate heat exchanger with decontamination function | |
| CN210242499U (en) | Heat exchanger | |
| CN216482449U (en) | Exhaust device for thermal production of usable waste heat | |
| CN204787889U (en) | Generalized type overhead condenser | |
| CN219156559U (en) | Permeate heating device | |
| CN209762536U (en) | Energy dissipater for pressure pipeline and sewage inspection well | |
| CN215372413U (en) | Energy-saving steam boiler steam supply system | |
| CN215003068U (en) | Three-dimensional ribbed pipe water heat exchanger sinks husky | |
| CN210241908U (en) | Gas heat exchanger | |
| CN214038352U (en) | Steam distributing cylinder for fuel oil gas steam boiler | |
| CN204694112U (en) | A kind of eddy current pressurization energy converter | |
| CN202350162U (en) | Enhanced convection heat exchange type water collection and distribution device for cold source engine room | |
| CN111536812B (en) | Floating head type heat exchanger | |
| CN210664034U (en) | Shell-and-tube water-water heat exchanger |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |