CN206019400U - A kind of flat plate heat transfer component - Google Patents

A kind of flat plate heat transfer component Download PDF

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Publication number
CN206019400U
CN206019400U CN201620886232.6U CN201620886232U CN206019400U CN 206019400 U CN206019400 U CN 206019400U CN 201620886232 U CN201620886232 U CN 201620886232U CN 206019400 U CN206019400 U CN 206019400U
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China
Prior art keywords
heat transfer
flat board
tabulator bars
spiral waveform
supports
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Application number
CN201620886232.6U
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Chinese (zh)
Inventor
陈满
陈韶范
张富
苏畅
张广洲
杨春天
马金伟
吕玉林
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Mechanical Industry Shanghai Yalan Petrochemical Equipment Testing & Inspection Institute Co Ltd
Shanghai Lanbin Petrochemical Equipment Co Ltd
Lanzhou Petroleum Machinery Research Institute
Original Assignee
Mechanical Industry Shanghai Yalan Petrochemical Equipment Testing & Inspection Institute Co Ltd
Shanghai Lanbin Petrochemical Equipment Co Ltd
Lanzhou Petroleum Machinery Research Institute
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Application filed by Mechanical Industry Shanghai Yalan Petrochemical Equipment Testing & Inspection Institute Co Ltd, Shanghai Lanbin Petrochemical Equipment Co Ltd, Lanzhou Petroleum Machinery Research Institute filed Critical Mechanical Industry Shanghai Yalan Petrochemical Equipment Testing & Inspection Institute Co Ltd
Priority to CN201620886232.6U priority Critical patent/CN206019400U/en
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Abstract

This utility model is related to a kind of flat plate heat transfer component, including upper and lower heat transfer flat board, the upper and lower heat transfer flat board is interior, vertical fluid flow direction is provided with integral multiple spiral waveform supports tabulator bars, each spiral waveform supports waveform of the tabulator bars containing integral multiple to support flow-disturbing curved, adjoining spiral waveform support tabulator bars with end successively with a length of fixed length of quarter-wave in the heat transfer flat board equidistant interlaced arrangement, the spiral waveform supports the two ends of tabulator bars and sealing strip connection, the upper and lower end face of sealing strip respectively and with upper and lower heat transfer flat board connection composition flat plate heat transfer component.This utility model heat transfer efficiency height, resistance reduction, simple structure, easy to clean, easy for installation, floor space are little.It is particularly well-suited to resistance drop and requires the harsh and relatively low gas-gas heat exchange operating mode of heat transfer coefficient.

Description

A kind of flat plate heat transfer component
Technical field
This utility model belongs to energy-saving heat exchanger technical field, is related to a kind of heat transfer group for Flat-plate-type air preheater Part.
Background technology
It is the effective ways for improving heater efficiency, reducing energy consumption using air preheater Mist heat recovering.Air is pre- Hot device belongs to gas gas heat transfer category, and its heat transfer coefficient is low, is limited by dynamical system, and generally its resistance drop requires also more harsh. Press heat exchanger heat transfer element different, air preheater can be divided into shell regenerative air heater, rotary regenerative air preheater and board-like Air preheater three major types.
Shell regenerative air heater can be divided into common shell-and-tube air preheater and heat pipe preheater, common shell Formula heat exchanger structure is simple, easy for installation, bearing capacity strong, and anticorrosion effect is good;But its heat transfer efficiency is low, floor space is big, Metal consumption is high, for the project of remodeling and expanding, is limited as which takes up an area, it is difficult to meet heat exchanger technological requirement.Heat pipe type heat exchanger Device corrosion resistance has a distinct increment, but which does not inherently change the low shortcoming of shell-and-tube air preheater heat transfer efficiency, And which uses temperature limited, reliability is poor.
Rotary regenerative air preheater utilizes gyration, drives hot and cold compartment rotational transform heat transfer by rotor, though fume side Less scaling, but its heat transfer efficiency is low, floor space is big, power consumption is high, and air leakage coefficient is big.
Plate air preheater can be divided into two big class of corrugated plate dst air preheater and Flat-plate-type air preheater again.Ripple Plate air preheater heat transfer efficiency is high, and floor space is little, and metal consumption is low;But its complex structure, pressure drop are high.Due to plate system Technique restriction is made, typically its sheet is relatively thin;As the plate shape of corrugated plating is limited, using pure more than corrugated plate dst air preheater Countercurrent heat-transfer, and the plate of counter-flow arrangement clears up difficulty due to the presence in fluid distrbution area, resistance drop is big.
Flat-plate-type air preheater resistance reduces, less scaling, easy to clean.Many using support between existing flat late heat transfer plate Nail or support bar are supported, and in order to keep flat board spacing, in flow process, fluid passes across plate pipe, unconfined flow, fluid heat transferring coefficient Low.
Existing support also has the structure supported using face, and which inherently takes flat board effective heat transfer area, nullified heat transfer Area increases, and reduces Flat-plate-type air preheater heat-transfer effect.
Utility model content
This utility model purpose is to provide a kind of heat transfer efficiency height, resistance reduction, simple structure, easy for installation, occupation of land Area is little, less scaling, the flat plate heat transfer component of easy to clean.
The technical scheme adopted by this utility model is as follows:
A kind of flat plate heat transfer component, including upper and lower heat transfer flat board, the upper and lower heat transfer flat board is interior, vertical fluid flow direction The spiral waveform for being provided with integral multiple supports tabulator bars, and each spiral waveform supports waveform of the tabulator bars containing integral multiple to support flow-disturbing Curved, adjoining spiral waveform support tabulator bars with end successively with a length of fixed length of quarter-wave in the heat transfer flat board equidistant staggeredly cloth Put, the spiral waveform supports the two ends of tabulator bars and sealing strip connection, the upper and lower end face of sealing strip respectively and with upper and lower heat transfer Flat board connection composition flat plate heat transfer component.
The spiral waveform supports tabulator bars crest equal with sealing strip lower surface with sealing strip upper surface flush, trough Together.
Affixed positioning support bar on the upper and lower heat transfer flat board;The positioning support bar supports tabulator bars along spiral waveform Both sides interlaced arrangement.
The sealing strip between positioning support bar height and upper and lower heat transfer flat board after the fixation is highly identical.
This utility model supports tabulator bars to carry out flow-disturbing to fluid between two heat transfer flat boards using spiral waveform, make use of spiral Waveform supports tabulator bars flow-disturbing effect good, the advantage that resistance reduces, and spiral waveform supports tabulator bars to contact with heat transfer flat board point, While effective support heat transfer flat board, the effective heat transfer area of heat transfer flat board is increased.Heat transfer plate seal can be adopted with sealing plate With welded seal, high temperature fluid operating mode can be used in, increased the sealing reliability of fluid in heat-transferring assembly.Spiral waveform is supported Tabulator bars are positioned using locating rod, that is, prevent spiral waveform to support tabulator bars vibration, in turn ensure that spiral waveform supports flow-disturbing Rod solid and reliable, it is to avoid because spiral waveform supports the fluid course obstruction that tabulator bars fall and cause.
Meanwhile, this utility model has that simple structure, easy for installation, floor space be little, the low advantage of weight of equipment.
Description of the drawings
Fig. 1 is that spiral waveform of the present utility model supports turbulence bar structure schematic diagram;
Fig. 2 is that spiral waveform of the present utility model supports tabulator bars arrangement schematic diagram;
Fig. 3 stacks figure for connection of the present utility model;
Fig. 4 is assembling outline drawing of the present utility model;
Axial schematic diagrams of the Fig. 5 for utility model.
Specific embodiment
Below in conjunction with the accompanying drawings this utility model and its advantage are described further.
As shown in Figure 1, Figure 2, shown in Fig. 3, Fig. 4 and Fig. 5, a kind of flat plate heat transfer component, including sealing strip 1, spiral waveform Support tabulator bars I 2, spiral waveform support tabulator bars II 3, spiral waveform support tabulator bars III 4, spiral waveform support tabulator bars IV 5, Lower heat transfer flat board 6, positioning support bar 7 and upload flat plate heat 8.
A kind of flat plate heat transfer component, including upper and lower heat transfer flat board, the upper and lower heat transfer flat board is interior, vertical fluid flow direction The spiral waveform for being provided with integral multiple supports tabulator bars(Structure is shown in Fig. 1), each spiral waveform support tabulator bars is containing integral multiple(One Or it is several)Waveform support flow-disturbing curved, adjoining spiral waveform support tabulator bars with end existed with a length of fixed length of quarter-wave successively Equidistant interlaced arrangement in heat transfer flat board, the spiral waveform support the two ends of tabulator bars and sealing strip connection, sealing strip upper and lower End face constitutes flat plate heat transfer component respectively and with upper and lower heat transfer flat board connection.Achieve spiral waveform tabulator bars are supported whole Being connected in individual heat-transferring assembly, it is ensured that spiral waveform supports the flow-disturbing stability of tabulator bars.
As spiral waveform supports tabulator bars vertical fluid flow direction arrangement, fluid is made to flow through spiral in Finite Heat Conduction interval Waveform forms effective flow-disturbing when supporting tabulator bars, while increasing fluid film heat transfer coefficient, also reduces in heat-transferring assembly Scaling rate, and be easy to clear up.
Spiral waveform supports tabulator bars to flow on section in fluid, and Gating Area is little, and flow velocity is still kept in whole flow process At the uniform velocity flow relatively, therefore the structure does not change the advantage that flat heat exchange element resistance reduces.
The adjoining spiral waveform supports tabulator bars with end successively with a length of fixed length of quarter-wave in the heat transfer flat board etc. Spacing interlaced arrangement so that continuous four spiral waveforms support tabulator bars to form a complete flow-disturbing flow process, as shown in Fig. 2 As spiral waveform supports tabulator bars I 2, spiral waveform to support tabulator bars II 3, spiral waveform to support tabulator bars III 4, spiral waveform Support tabulator bars IV 5 constitute a complete flow-disturbing flow process.When actual product is produced, several can be set so as needed Flow-disturbing flow process.
Diameter, wavelength and the spacing of tabulator bars is supported by adjusting spiral waveform, so as to ensure in process fluid flow Full flow-disturbing, on the basis of can meeting technological requirement fluid resistance drop is ensured, reaches fluid film heat transfer coefficient between heat transfer flat board Maximum.
In this utility model, spiral waveform supports tabulator bars to contact with upper and lower heat transfer flat board point, heat transfer flat board is effectively passed Hot area increases to maximum.Spiral waveform supports tabulator bars that there is self extending function, when plate is pressurized or tension or is reduced by temperature During contraction, spiral waveform supports tabulator bars change, this face support phase with support nail or support bar with plate Geometrical change Relatively, harm of the plate-type exchanger during assembling and use is substantially reduced.
The spiral waveform supports tabulator bars crest equal with sealing strip lower surface with sealing strip upper surface flush, trough Together.Spiral waveform support tabulator bars crest and trough respectively with sealing strip upper and lower end face flush, due to sealing strip upper and lower end face It is connected with heat transfer flat board up and down again, therefore ensure that spiral waveform supports tabulator bars to connect with heat transfer flat board inner surface point up and down Touch, while playing effective flow-disturbing and acting on, and effective support formed to heat transfer flat board up and down, it is ensured that fluid passage effective Heat transfer section, maintains the heat transfer stability of fluid.
Affixed positioning support bar on the upper and lower heat transfer flat board, and the positioning support bar height after fixing and upper and lower heat transfer Sealing strip between flat board is highly identical.The positioning support bar for uploading flat plate heat is located near spiral waveform support tabulator bars crest Side;Adjacent lower heat transfer flat board positioning support bar is located at and supports tabulator bars trough side near spiral waveform;Adjacent up and down two Positioning support bar interlaced arrangement supports tabulator bars both sides in spiral waveform.Positioning support bar can effectively prevent or reduce being rushed by fluid The spiral waveform for hitting and causing supports tabulator bars vibration, it is ensured that spiral waveform supports the structural soundness and flow-disturbing of tabulator bars steady Qualitative.Ensure that spiral waveform will not be formed because of spiral waveform support tabulator bars after supporting tabulator bars and sealing strip Joint failure simultaneously Fall and block fluid course.
The upper and lower heat transfer flat board, spiral waveform support tabulator bars, positioning support bar and sealing strip by cast iron or carbon steel or Rustless steel or aluminum or copper or titanium are made.In heat-transferring assembly, the presence of medium is uncertain, for different Korrosionsmediums, can be corresponding Corrosion-resistant material corresponding thereto is selected, such as when fluid has hydrogen sulfide dew point corrosion, heat transfer flat board, spiral waveform are supported Tabulator bars, locating rod and sealing strip may be selected cast iron materials.
Such as Fig. 4, in this utility model, heat transfer medium is supported after tabulator bars disturbance through some spiral waveforms by axially flowing into Flow out, so as to improve the film heat transfer coefficient of heat transfer medium, while spiral waveform supports tabulator bars to also have supports upload 8 He of flat plate heat The effect of lower heat transfer flat board 6.

Claims (5)

1. a kind of flat plate heat transfer component, including upper and lower heat transfer flat board, it is characterised in that:The upper and lower heat transfer flat board is interior, vertical Direct current direction of flow is provided with the spiral waveform of integral multiple and supports tabulator bars, and each spiral waveform supports waveform of the tabulator bars containing integral multiple Support flow-disturbing curved, adjoining spiral waveform support tabulator bars with end successively with a length of fixed length of quarter-wave heat transfer flat board in wait between Away from interlaced arrangement, the spiral waveform supports the two ends of tabulator bars and sealing strip connection, the upper and lower end face of sealing strip respectively and and Upper and lower heat transfer flat board connection composition flat plate heat transfer component.
2. a kind of flat plate heat transfer component as claimed in claim 1, it is characterised in that:The spiral waveform supports tabulator bars ripple Peak and sealing strip upper surface flush, trough and sealing strip lower surface flush.
3. a kind of flat plate heat transfer component as claimed in claim 1, it is characterised in that:Affixed on the upper and lower heat transfer flat board Positioning support bar;The positioning support bar supports the both sides interlaced arrangement of tabulator bars along spiral waveform.
4. a kind of flat plate heat transfer component as claimed in claim 3, it is characterised in that:Positioning support bar after the fixation is high Sealing strip between degree and upper and lower heat transfer flat board is highly identical.
5. a kind of flat plate heat transfer component described in claim 4, it is characterised in that:The upper and lower heat transfer flat board, spiral waveform Tabulator bars, locating rod and sealing strip is supported to be made up of cast iron, carbon steel, rustless steel, aluminum, copper or titanium.
CN201620886232.6U 2016-08-16 2016-08-16 A kind of flat plate heat transfer component Active CN206019400U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201620886232.6U CN206019400U (en) 2016-08-16 2016-08-16 A kind of flat plate heat transfer component

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201620886232.6U CN206019400U (en) 2016-08-16 2016-08-16 A kind of flat plate heat transfer component

Publications (1)

Publication Number Publication Date
CN206019400U true CN206019400U (en) 2017-03-15

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Country Status (1)

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN106091734A (en) * 2016-08-16 2016-11-09 甘肃蓝科石化高新装备股份有限公司 A kind of flat plate heat transfer assembly

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN106091734A (en) * 2016-08-16 2016-11-09 甘肃蓝科石化高新装备股份有限公司 A kind of flat plate heat transfer assembly

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