CN102788523A - Multi-cold water pipe and multichannel heat absorption open-type communicating heat exchanger and manufacturing process thereof - Google Patents
Multi-cold water pipe and multichannel heat absorption open-type communicating heat exchanger and manufacturing process thereof Download PDFInfo
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- CN102788523A CN102788523A CN2012102919952A CN201210291995A CN102788523A CN 102788523 A CN102788523 A CN 102788523A CN 2012102919952 A CN2012102919952 A CN 2012102919952A CN 201210291995 A CN201210291995 A CN 201210291995A CN 102788523 A CN102788523 A CN 102788523A
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Abstract
The invention discloses a multi-cold water pipe and multichannel heat absorption open-type communicating heat exchanger and a manufacturing process thereof and is used for changing cold water into hot water to take a bath in families. Porous inner plates are respectively and fixedly welded in both ends of more than two heat supply pipes; end sealing plates are fixedly welded outside both ends of each heat supply pipe; cold water heat collection distribution chambers are formed by the porous inner plates and the end sealing plates; each two heat supply pipes are welded to be communicated through a heat supply pipe communicating straight pipe; more than two cold water pipes are interpenetrated into each heat supply pipe; both ends of each cold water pipe and the porous inner plates are welded to be communicated in the manner of opening; a cold water communicating pipe penetrates through the heat supply pipe communicating straight pipe, and both ends of the cold water communicating pipe and the porous inner plates in the adjacent two heat supply pipes are welded to be communicated; a cold water inlet/outlet and the cold water heat collection distribution chambers of side pipes at both sides of the heat supply pipes are welded to be communicated; and a warm air inlet/outlet and the side pipes at both sides of the heat supply pipes are welded to be communicated. According to the multi-cold water pipe and multichannel heat absorption open-type communicating heat exchanger disclosed by the invention, the heat absorption area is increased by fully utilizing an effective heat source through multi-dividing wall heat absorption and stepped heat transfer, therefore, the heat absorption is rapid, and the heat exchange efficiency that the temperature is changed in the manner of gradient is high.
Description
Technical field
The present invention relates to a kind of being installed on the Home Heating pipeline; The heat radiation of can warming oneself can exchange the heating installation heat exchange hydrophone of running water bathing of heat again for, is specifically related to a kind of many cold water pipe multichannels heat absorption opened types that are applicable to that family exchanges the running water bathing of heat for and is communicated with heat exchanger and manufacture craft thereof.
Background technology
The applicant's related patent U.S. Patent No.:
1, application on February 5th, 2005, the utility model name is called " pipe heat exchanger ", and the patent No. is 200520080431.X, and Granted publication day is on April 5th, 2006, Granted publication CN2769815Y.
2, application on March 17th, 2005, the utility model name is called " counter-flow heat exchanger ", and the patent No. is 200520081141.7, and Granted publication day is on May 24th, 2006, Granted publication CN2783244Y.
3, application on May 16th, 2006, denomination of invention is " multi-group heat exchanger ", application number is 200610044187.0, open day on October 25th, 2006, publication number CN1851374A.In the above patent of the applicant, housing is a heating pad passage; Interior pipe is cold water channel, and two ends is that cold water is imported and exported telophragma around the long 15～25m of copper pipe, and the heat exchange form is reverse-flow or mixed-flow.Above-mentioned prior art is eliminated along with the reduction of the development of science and production technology and the coolant-temperature gage that heats.The Home Heating mode is hung (heating installation) chip from former wall and is changed into the ground heating type heating at present; That is: diameter 20mm pipe network is laid on the floor down; The large tracts of land heat radiation of spacing 200mm floor, the heating coolant-temperature gage only needs 45 degree heating from reducing to more than former 70 degree, and indoor temperature can reach the above temperature of 20 degree.Existing heat exchanger technology is the requirement of the low coolant-temperature gage of the current heating of incompatibility; Obviously exist not enough unreasonable with design; The one-pipe coiling in heating tube of cold water endothermic tube is absorbed heat and heat release produces the temperature crossover phenomenon, and mean temperature difference is descended, and heat exchange efficiency is low, heat-transfer area is little, weak effect; Uses of can not having a bath that cool off gradually after 3～5 minutes of output hot water, and cold water pipe can not be used the acid cleaning after producing the deposition dirt.Existing heat exchanger exists high, the many material combination of use cost to weld the easy defectives such as electrochemical corrosion, life-span weak point, manufacturing difficulty that produce of manufacturing.
Summary of the invention
Above-mentioned prior art heat transfer area is little, heat exchange efficiency is low, the single tube channel disc is poor around endothermic effect in order to overcome, cold water pipe is prone to defectives such as fouling is stopped up, the life-span is short; The purpose of this invention is to provide a kind of same material, make full use of effective thermal source, single cold water pipe passage or many cold water pipe passages are set in heating tube; Cold water pipe passage two ends opened type is communicated with many partitions and absorbs the transmission of heat ladder; Increase endotherm area, heat absorption fast reduces heat loss; The high-performance heat exchanger that temperature changes in gradient provides many cold water pipe passage heat absorptions of a kind of stainless steel two ends opened type to be communicated with heat exchanger and manufacture craft thereof especially.
For realizing above-mentioned purpose, the technical scheme that the present invention adopts is:
A kind of many cold water pipe multichannels heat absorption opened type is communicated with heat exchanger, comprises the heating tube more than two and two, it is characterized in that: be fixedly welded with the porous inner panel in the two ends of heating tube respectively, be welded with head plate in the two ends external stability of heating tube; Porous inner panel and head plate constitute cold water thermal-arrest water-dividing chamber; Being communicated with the straight tube welding through heating tube between two heating tubes is communicated with; Be interspersed with single or two and two above cold water pipes in the heating tube, the cold water pipe two ends is welded as opened type with the porous inner panel respectively and is communicated with; Pass heating tube cold water communicating pipe and be communicated with straight tube, its two ends respectively with adjacent two heating tubes in the porous inner panel be welded as opened type and be communicated with; Cooling water inlet and cooling water outlet weld respectively with the cold water thermal-arrest water-dividing chamber of limit, heating tube both sides pipe and are communicated with, and heating installation import and heating outlet are communicated with the pipe welding of limit, heating tube both sides.
An end is communicated with the straight tube connection through heating tube between the described adjacent heating tube, and the other end is fixedly connected through support member; Heating tube is three, and it is the diagonal angle setting that a plurality of heating tubes are communicated with straight tubes when above, and promptly heating tube is communicated with an end one side that straight tube is positioned at first heating tube, and so next heating tube is communicated with the opposite side that straight tube is positioned at next heating tube other end.
Described heating installation import is positioned on the side pipe wall of an end of heating tube, and the port that heating tube is communicated with straight tube is positioned at the opposite side of the other end of above-mentioned heating tube, becomes the diagonal setting; Described heating outlet is positioned on the opposite side tube wall of the same end of another heating tube, and the another port of heating tube connection straight tube is positioned at the opposite side of the other end of above-mentioned heating tube, becomes the diagonal setting.
Described cooling water inlet, cold water thermal-arrest water-dividing chamber, cold water pipe, cold water communicating pipe, cooling water outlet constitute cold water directed flow passage; Heating installation import, heating tube, heating tube are communicated with straight tube, heating outlet constitutes directed heat supply flow channel; The described cold water directed flow passage that constitutes by cooling water inlet, cold water thermal-arrest water-dividing chamber, cold water pipe, cold water communicating pipe, cooling water outlet; Be communicated with straight tube by heating installation import, heating tube, heating tube, that heating outlet constitutes heat supply directed flow channel flow direction of flow is opposite, constitutes the counter-flow heat exchange structure.
Interspersed many small-bore cold water pipes of multirow in the described heating tube, interspersed single Zhi Danhang heavy caliber cold water pipe in the perhaps described heating tube; Described cold water pipe is straight tube or bellows S shape pipe; Described cold water pipe list prop up or many pass the porous inner panel, the limit of the cold water pipe mouth of pipe and retrousse limit, the hole of porous inner panel coincide and pinch the girth welding of limit downhand welding method together along the limit and be communicated with; Described cold water pipe communicating pipe is that bend pipe or straight tube are communicated with thermal-arrest water-dividing chamber opened type, and cold water communicating pipe is passed the porous inner panel, cold water communicating pipe the mouth of pipe limit and porous in the retrousse limit of plate hole coincide and pinch the girth welding of limit downhand welding method together along the limit and be communicated with.
The head plate of described heating tube termination is dome arc or plane convex-edge shape, and head plate turns up has the limit; Welding is docked with the limit of the heating tube mouth of pipe in the limit that head plate turns up, and perhaps the head plate limit of turning up and the limit of the heating tube mouth of pipe coincide and pinch the girth welding of limit downhand welding method together along the limit and be connected; Described porous inner panel is a spill, its retrousse limit and the heating tube mouth of pipe while pinching or plate shaped welding be connected; Spirogyrate circular arc end socket and concave shaped porous inner panel constitute cold water thermal-arrest water-dividing chamber; Described heating tube tube wall is towards porose and in-flanges; Heating tube be communicated with the die-cut R radian of straight tube or not crop insert in the punching of heating tube for straight mouthful, heating tube is communicated with straight tube R arc or the limit of not turning in straight mouthful of port limit of crop and the heating tube punching is identical pinches the girth welding of limit downhand welding method together along the limit and be communicated with;
The a plurality of rectangular grooves of the thin compacting of described heating tube tube wall; Heating tube is pipe or rectangular tube.
Described heating installation import, heating outlet are separately positioned on limit, heating tube both sides and manage on the same end tube wall; Cooling water inlet, cooling water outlet are separately positioned on the head plate of pipe termination, the same side, limit, heating tube both sides, are in same end with heating installation import, heating outlet; Perhaps, described heating installation import, heating outlet are separately positioned on the channel closure plate of limit, both sides, termination, heating tube the same side, and heating installation import, heating outlet connect heating installation mouth tube connector respectively, and heating installation mouth tube connector passes the porous inner panel and communicates with the heating tube cavity; Cooling water inlet, cooling water outlet are separately positioned on the tube wall of limit, heating tube both sides, termination, the same side, and cooling water inlet, cooling water outlet connect the cold water outlet tube connector respectively, and the cold water outlet tube connector communicates with cold water thermal-arrest water-dividing chamber; Perhaps, described heating installation import, heating outlet are separately positioned on the channel closure plate of limit, side head both sides, and cooling water inlet, cooling water outlet are arranged on the channel closure plate of limit, both sides, opposite side termination.
Described many cold water pipe multichannels heat absorption opened type is communicated with heat exchanger, it is characterized in that: described heating tube, head plate, heating tube connection straight tube, cold water pipe, cold water communicating pipe, porous inner panel, support member, steam heating pipe screw thread silk head, cold water pipe screw thread silk head are the same material of stainless steel.
A kind of cold water pipe multichannel heat absorption opened type is communicated with the heat exchanger manufacture craft; It is characterized in that: limit, heating tube both sides pipe two ends is let the hair grow and is grown 15～18mm place; The single face punching is 1.5～2.5mm to in-draw limit height; Corresponding surface below in termination is 1.5～2.0mm towards aperture to in-draw limit height in addition, and cold water import and export gas thread silk head is installed in a termination, and gas thread silk head communicates with the welding of thermal-arrest water-dividing chamber; The termination is connected with heating tube connection straight tube in addition; Heating installation import and export gas thread silk head is installed in limit, both sides pipe with on the head plate of termination; Pass that porous inner panel in the thermal-arrest water-dividing chamber communicates with the heating tube cavity or the heating installation import and export are arranged on the channel closure plate of limit, both sides, a termination; Pass the interior porous inner panel of thermal-arrest water-dividing chamber and communicate with the heating tube cavity, cold water is imported and exported and is arranged on another limit, both sides, termination channel closure plate; Other heating tube two ends is let the hair grow and is grown 15～18mm place's single face punching, termination corresponding surface below punching in addition, and two corresponding apertures are 1.5～2.5mm to in-draw limit height; Heating tube is communicated with straight tube according to heating tube stretching aperture and stretching limit height; Two ends end face R arc angle crop or crop is straight mouthful; Heating tube is communicated with straight tube not to be had in the gap embedding heating tube stretchable holes; The limit that heating tube inwardly turns over be communicated with heating tube the limit of straight tube R arc or not the limit of straight mouthful of crop coincide together along the limit, pinch the limit at the heating tube nose end and connect from molten downhand welding method circumferential weld weldering; The heating tube housing that is linked to be the heating installation sheet; In the heating tube port, inlay cold water pipe porous inner panel; The porous inner panel is the retrousse limit 1.5～2.0mm of concave bottom punching press porous, and the limit of the circumferential edge stretching high 3～5mm in limit of porous inner panel and the mouth of pipe limit of heating tube coincide and to pinch the girth welding of limit downhand welding method along the limit together; Cold water pipe inserts in the porous and passes heating tube in the plate hole; The retrousse limit of plate hole coincide and pinches the girth welding of limit downhand welding method together along the limit and be communicated with in the limit of the mouth of pipe of cold water pipe and the two ends porous; Passing heating tube connection straight tube cold water communicating pipe inserts in the hole of porous inner panel; Cold water communicating pipe the mouth of pipe limit and porous in the retrousse limit of plate hole coincide and pinch the girth welding of limit downhand welding method together along the limit and is communicated with, constitute heating tube zigzag passage and the cold water pipe list props up or absorb heat in many subchannels by cold water communicating pipe to the upper channel conversion heat; The mouth limit that the heating tube head plate is embedded in heating tube termination and porous inner panel coincide and pinches the automatic girth welding of limit downhand welding method argon arc welding together along the limit and become the heating installation sheet; Spill porous inner panel and spirogyrate head plate constitute cold water pipe thermal-arrest water-dividing chamber; The a plurality of rectangular grooves of the thin compacting of heating tube tube wall; Heating tube is pipe or rectangular tube.
Beneficial effect of the present invention:
1, the present invention is a kind of novel heat exchanger that single or many opened type welding connection multirow passage is set with material hot fluid single file passage, cold fluid; But the number of cold water pipe and caliber size are big or small, can set number and the caliber size that cold water pipe was selected and was provided with in flexibility according to the number length of heating tube and the size of bore; Make full use of heat exchange effect, economical with materials that the energy also can reach expection, the advantage that the cold water pipe opened type is communicated with; Produce the easy-to-use acid of dirt and clean, expanded endotherm area, increase ladder and conduct heat, reasonably improve the heat transfer area of product unit volume, with the purpose that reaches heat exchanger product high-efficiency compact and optimize the economy design and practical.Cold fluid delivery outlet coolant-temperature gage and the synthermal effect of hot fluid inlet water temperature degree.The present invention reaches the low water temperature heating of 45 degree, and heating exchanger exchange output hot water successively flows and can satisfy the best practical function that the user has a bath.
In heating tube, intert single or many with the material cold water pipe, avoid the use of and produce electrochemical corrosion in the process and leak, the electrode potential of the metal of different materials is different and form the galvanic corrosion that the galvanic couple battery produces, and influences defectives such as life of product.Form small-bore many subchannels heat absorption of cold water pipe or single heavy caliber passage heat absorption two ends opened type welding connection (is example with the manifold).Can adopt screw thread emboss pipe, bellows etc. more to increase the tt surface area that conducts heat through changing heat-transfer area structure cold water pipe, in unit volume, increase heat transfer area.Two kinds of fluid PARALLEL FLOW are in the opposite direction, and under the identical condition of the import and export temperature of fluid, the mean temperature difference of adverse current is maximum.It is divided into the preheating endothermic phase, boundaries such as endothermic phase, slow endothermic phase, insulation are the high-performance heat exchanger that stage absorbs heat in the some stage fast; It is to be that cold water is imported and exported one-pipe coiled coil or " Z " or serpentine coiling in traditional two ends; Single Zhi Guanbi absorbs on the basis of heat, uses augmentation of heat transfer, and the present invention is under given temperature regime; The heat of fluid is fully rationally utilized to absorbing to all kinds of heat exchangers of tradition the once great technological improvement that carries out fully.Mainly contain following some: the one,, heat supply housing pipe and cold water pipe adopt to be pinched side weld with mechanical argonaut welding and connects by hand, optional stainless steel tube than thin-walled, plate manufacturing, minimizing metal consumption, reduce cost, and welding quality stable is water-tight.Heating tube is chosen as Φ 50～76mm pipe or rectangular tube etc.; General wall thickness is 0.7～0.91mm; Cold water pipe adopts small-bore stainless steel tubule; Rule of thumb data roughly calculate needed endotherm area economizing on resources, and can reach the heat exchange effect and accomplish the economy target design of making the best use of everything, and press the difference of size of product or volume size or the height situation of user area heating coolant-temperature gage; And heating tube number length with mouthful through size, can increase and decrease flexibly that the cold water pipe number is set is big or small with caliber size.In the ordinary course of things, in heating tube in various degree be provided with 2～5, the cold water pipe bore is at 9.5～16mm; Big products is provided with 2～3 cold water pipes in a heating tube, the small dimension product is provided with 4～5 cold water pipes in a heating tube, and the maximum specification product is provided with single cold water pipe in a heating tube be heavy caliber 25～38MM; The many subchannels of heating tube inner cold water pipe absorb heat; The expansion heat transfer area increases ladder and conducts heat, and two kinds of parallel reverse flows of fluid can make mean temperature difference improve and transmit more heat; Bigger increase heat absorption radius; Reduce heat loss, absorb the no dead angle of exchange to the heat of every heating tube fully from each position of low-temperature space, one stage of preheating absorption heat is inwhole.Be communicated with straight tube, cold water communicating pipe place through heating tube and change the flow regime of fluid, improve the turbulent flow degree of pulsatility, realize the fast Absorption heat in second stage, the temperature of going round and beginning again increases in gradient and boundary's point such as reaches.Equal to the radius of curvature enables the exchange of two independent parallel flow of fluid in the opposite direction, to increase the average temperature, the heat transfer coefficient is the Wa, the best heat exchange efficiency, the most economical design.The 2nd; Many cold water pipes, porous inner panel, head plate, thermal-arrest water-dividing chamber; Cold water communicating pipe, opened type was communicated with the heat absorption of heating tube to thermal-arrest water-dividing chamber, and cold water communicating pipe shifts the heat that many cold water pipes absorb from the cold water endothermic tube that the thermal-arrest water-dividing chamber upwards props up in the heating tube.Cold water communicating pipe, heating tube is communicated with the pulsation of straight tube place raising turbulent flow and impels heat more fully to transmit, and cold water temperature progressively increases, and temperature changes in gradient, gets into low-temperature space at heating tube port of export cold water from the bottom, and first and second heating tube preheating is absorbed heat a stage; Third and fourth heating tube reaches the quick heat absorption two-stage; The 5th heating tube be three stages of heat absorption slowly, present insulation four sections at last, warm spot, the synthermal output hot water of cold water delivery port temperature and heating installation water inlet temperature such as reach.The 3rd; The some hot water that rise of a plurality of thermal-arrest water-dividing chamber savings water amounts; Reservoir storage remedies the slow defective of hot fluid temperature rate of circulating flow on the low side; Thermal-arrest water-dividing chamber savings water amount plays the length that equals to increase the cold fluid flow process again on different Cheng Du, prolonged the effect of heat exchange heat absorption time, has improved heat-transfer effect.The 4th,, the advantage of cold water pipe, the two ends opened type connection of cold water communicating pipe supposes that certain single cold water pipe deposition dirt obstruction etc. occurs in different switching phases, does not also influence other arm exchange and absorbs heat, cooling water outlet flow no change effect does not have influenced.Even if stopping up, the generation incrustation scale is easy to the artificial acid ability clean deposition dirt of irritating; Irritate acid and clean the generation chemical reaction; Two ends thermal-arrest water-dividing chamber cavity is exactly reative cell or expanding chamber, has solved the prior art two ends and is cold water and imported and exported the coiling of one-pipe length, and point deposition sewage dirt just is easy to stop up full tunnel or the cold water water flow is very little in case produce very; Can't use, can not irritate the technological deficiency of sour cleaning and dredging.The 5th; The our factory employee is through repetition test repeatedly; Facts have proved; The same length of cold water endothermic tube, same bore, stack pile, same material, synthermal, pressure definite value, heating tube housing same specification, one-pipe length coiling formula one-pipe absorb heat, absorb the heat opened type with manifold of the present invention road and are communicated with and compare, and exchange heat outputting coolant-temperature gage difference is but very big.Compared with present technology the present invention has improved three times heat exchange effect, and cooling water outlet coolant-temperature gage and heat supply heating installation inlet water temperature degree reach boundary's point such as synthermal, successively heat outputting washing bath.Solve 3～5 fens clock times of existing heat exchanger technology output hot water with regard to the out of use defective that progressively cools off.
2, the present invention have with the temperature and pressure condition adapt be not subject to destruction pinch the limit face bonding from fuse the welding procedure structure, the welded seam water leakage ratio descends significantly even be zero; The simple efficient of manufacturing process is high; The production and processing steady quality is reliable; Finishing convenience, economical rationality, reliable, the welding point tube and tube embeds wall type or the embedded identical limit argon arc of pinching together along the limit of tube sheet welds; Improved long, the parallel absorption heat of the many partitions of the multirow passage high efficiency of high-strength products life-span of welding point weld seam, and the new type heat exchanger of compact conformation.Thin-wall stainless steel tube sheet piercing and flanging is pinched side weld and is connect the difficulty that has reduced the argon arc welding welding and save solder; Weld seam can't see in welding bead outward appearance U.S.A or part outward appearance junction; Heat exchanger is pinched the welded seam intensity of side weld at thermal expansion force; Produce within the allowed band of temperature difference pressure or thermal stress, compression, the double-walled tube sheet coincide and pinches side weld and connect the thermal stress of minimizing at the welding point place and possibly cause stress corrosion and break, and has solved the technical barrier of intercrystalline corrosion welded seam fatigue life.Be implemented in the heating tube orifice plane and do not have welding obstacle and dysopia welding operation; Part weldment of the present invention can realize that the mechanization argon arc welding welds automatically; Reduce labour intensity and recruitment cost, practiced thrift human resources, practice thrift the welding wire energy and material;, enhance productivity or product quality, product practical periodically long.
3, cold water pipe of the present invention and heating tube etc. all adopt stainless steel material, are prone to convenient welding with material with scolder and make, reduce the process that many materials metal solder is made, and reduce and make the recruitment cost.Combine to be prone to pickling, passivation, cleaning welding bead and to protect welding bead with the material stack pile, exchange hot water is pure pollution-free clearly.Because of identical with the identical mechanical property of material density of material, each parts junction simultaneous adaptation thermal stress temperature difference pressure is changed, produce the balanced welded seam antileaking of the identical pulling-out force of stress.The stainless steel corrosion resistance is good but must handle water-tight durable the prolonging life of welding line joint well, can exchange the practicality etc. of having a bath, live of pure hot water clearly from the beginning again.The smooth fluid flow resistance of stainless steel tube tube wall is little, and incrustation scale is difficult to absorption, prolongs the incrustation scale adsorption time, cleans even if the connection of generation incrustation scale opened type is prone to usable acid.
4, compact conformation of the present invention; Make flow regime that simple, most economical one design, heat transfer area increase, change cold fluid, improve the turbulent flow degree of pulsatility and increase ladder and conduct heat, improve heat exchange efficiency, effective; Satisfy customer requirements, vertical and horizontal be installed conveniently; Convenient transportation in light weight, and practice thrift the logistics cost of transportation, be a kind of practicality and high efficiency heat exchanger of novel energy-conserving.The present invention has substantive technology difference, and it is conspicuous compared with present technology having outstanding substantive distinguishing features and obvious improvement.
Description of drawings
Fig. 1 is first kind of the present invention's structural representation.
Fig. 2 is the structural representation of second kind of embodiment of the present invention.
Fig. 3 is the vertical view of the porous inner panel 4 of upper end among Fig. 1 of the present invention.
Fig. 4 is the cutaway view of the porous inner panel 4 of upper end among Fig. 1 of the present invention.
Fig. 5 is the vertical view of the porous inner panel 4 of upper end among Fig. 2 of the present invention.
Fig. 6 is the structural representation of the third embodiment of the present invention.
Fig. 7 is the structural representation of the 4th kind of embodiment of the present invention.
The structural representation of the 5th kind of embodiment of Fig. 8 the present invention.
In the accompanying drawing: 1, heating outlet; 2, cooling water inlet; 3, support member; 4, porous inner panel; 5, cooling water outlet; 6, head plate; 7, heating installation import; 8, heating tube; 9, cold water pipe; 10, cold water communicating pipe; 11, heating tube is communicated with straight tube; 12, cold water thermal-arrest water-dividing chamber; 13, heating installation mouth tube connector; 14, cold water outlet tube connector.
The specific embodiment
Below in conjunction with accompanying drawing and specific embodiment the present invention is described further:
Many cold water pipe multichannel heat absorptions of the present invention opened type connection heat exchanger such as Fig. 1, Fig. 2, Fig. 6, shown in Figure 7 comprise the heating tube 8 more than two and two, and heating tube is pipe or rectangular tube or elliptical tube.Be fixedly welded with porous inner panel 4 in the two ends of heating tube 8 respectively, be welded with head plate 6 in the two ends external stability of heating tube 8; Porous inner panel 4 constitutes cold water thermal-arrest water-dividing chamber 12 with head plate 6; Being communicated with straight tube 11 welding through heating tube between two heating tubes 8 is communicated with; Be interspersed with single or two and two above cold water pipes 9 in the heating tube 8, cold water pipe 9 two ends are welded as opened type with porous inner panel 4 respectively and are communicated with; Pass heating tube cold water communicating pipe 10 and be communicated with straight tube 11, its two ends are welded as opened type with adjacent two heating tubes, 8 interior porous inner panels 4 respectively and are communicated with; Cooling water inlet 2 welds respectively with the cold water thermal-arrest water-dividing chamber 12 of limit, heating tube 8 both sides pipe with cooling water outlet 5 and is communicated with, and heating installation import 7 is communicated with the pipe welding of limit, heating tube both sides with heating outlet 1.
Described heating tube is pipe or rectangular tube or elliptical tube; An end is communicated with straight tube 11 connections through heating tube between the described adjacent heating tube 8, and the other end is fixedly connected through support member 3; Heating tube 8 is three, and it be the diagonal angle setting that a plurality of heating tubes are communicated with straight tubes 11 when above, and promptly heating tube is communicated with an end one side that straight tube is positioned at first heating tube 8, and so next heating tube connection straight tube is positioned at the opposite side of next heating tube other end.
Described heating installation import 7 is positioned on the side pipe wall of an end of heating tube 8, and the port that heating tube is communicated with straight tube 11 is positioned at the opposite side of the other end of above-mentioned heating tube 8, becomes the diagonal setting; Described heating outlet 1 is positioned on the opposite side tube wall of another heating tube 8 same ends, and the another port of heating tube connection straight tube 11 is positioned at the opposite side of the other end of above-mentioned heating tube 8, becomes the diagonal setting.
Described cooling water inlet 2, cold water thermal-arrest water-dividing chamber 12, cold water pipe 9, cold water communicating pipe 10, cooling water outlet 5 constitute cold water directed flow passages; Heating installation import 7, heating tube 8, heating tube are communicated with straight tube 11, heating outlet 1 constitutes directed heat supply flow channel; The described cold water directed flow passage that constitutes by cooling water inlet 2, cold water thermal-arrest water-dividing chamber 12, cold water pipe 9, cold water communicating pipe 10, cooling water outlet 5; Be communicated with straight tube 11 by heating installation import 7, heating tube 8, heating tube, that heating outlet 1 constitutes heat supply directed flow channel flow direction of flow is opposite, constitutes the counter-flow heat exchange structure.
Interspersed many small-bore cold water pipes 9 of multirow in the described heating tube 8, interspersed single Zhi Danhang heavy caliber cold water pipes 9 in the perhaps described heating tube 8; Described cold water pipe 9 is straight tube or bellows S shape pipe; 9 single or many of described cold water pipes pass porous inner panel 4, and the limit of the cold water pipe mouth of pipe and retrousse limit, the hole of porous inner panel coincide and pinch the girth welding of limit downhand welding method together along the limit and be communicated with; Described cold water pipe communicating pipe 10 is that bend pipe or straight tube are communicated with thermal-arrest water-dividing chamber opened type, and cold water communicating pipe 10 is passed the porous inner panel, cold water communicating pipes 10 mouth of pipe limit and porous in the retrousse limit of plate hole coincide and pinch the girth welding of limit downhand welding method together along the limit and be communicated with.
The head plate 6 of described heating tube termination is dome arc or plane convex-edge shape, and head plate 6 turns up has the limit; Welding is docked with the limit of heating tube 8 mouths of pipe in the limit that head plate 6 turns up, and perhaps head plate 6 limit of turning up and the limit of heating tube 8 mouths of pipe coincide and pinch the girth welding of limit downhand welding method together along the limit and be connected; Described porous inner panel 4 is spill (as shown in Figure 4), its retrousse limit and the heating tube mouth of pipe while pinching or plate shaped welding be connected; Spirogyrate circular arc end socket and concave shaped porous inner panel constitute cold water thermal-arrest water-dividing chamber; Described heating tube 8 tube walls are towards porose and in-flanges; Heating tube be communicated with the die-cut R radian of straight tube or not crop insert in the punching of heating tube for straight mouthful, heating tube is communicated with straight tube R arc or the limit of not turning in straight mouthful of port limit of crop and the heating tube punching is identical pinches the girth welding of limit downhand welding method together along the limit and be communicated with;
The a plurality of rectangular grooves of the thin compacting of described heating tube tube wall; Heating tube is pipe or rectangular tube.
Described heating installation import, heating outlet are separately positioned on limit, heating tube both sides and manage on the same end tube wall; Cooling water inlet, cooling water outlet are separately positioned on the head plate of pipe termination, the same side, limit, heating tube both sides, are in same end with heating installation import, heating outlet; Perhaps, described heating installation import, heating outlet are separately positioned on the channel closure plate of limit, both sides, termination, heating tube the same side, and heating installation import, heating outlet connect heating installation mouth tube connector 13 respectively, and heating installation mouth tube connector 13 passes the porous inner panel and communicates with the heating tube cavity; Cooling water inlet, cooling water outlet are separately positioned on the tube wall of limit, heating tube both sides, termination, the same side, and cooling water inlet, cooling water outlet connect the cold water outlet tube connector respectively, and the cold water outlet tube connector communicates with cold water thermal-arrest water-dividing chamber; Perhaps, described heating installation import, heating outlet are separately positioned on the channel closure plate of limit, side head both sides, and cooling water inlet, cooling water outlet are arranged on the channel closure plate of limit, both sides, opposite side termination.
Described heating tube, head plate, heating tube connection straight tube, cold water pipe, cold water communicating pipe, porous inner panel, support member, steam heating pipe screw thread silk head, cold water pipe screw thread silk head are the same material of stainless steel.
A kind of cold water pipe multichannel heat absorption opened type is communicated with the heat exchanger manufacture craft; It is characterized in that: limit, heating tube both sides pipe two ends is let the hair grow and is grown 15～18mm place; The single face punching is 1.5～2.5mm to in-draw limit height; Corresponding surface below in termination is 1.5～2.0mm towards aperture to in-draw limit height in addition, and cold water import and export gas thread silk head is installed in a termination, and gas thread silk head communicates with the welding of thermal-arrest water-dividing chamber; The termination is connected with heating tube connection straight tube in addition; Heating installation import and export gas thread silk head is installed in limit, both sides pipe with on the head plate of termination; Pass that porous inner panel in the thermal-arrest water-dividing chamber communicates with the heating tube cavity or the heating installation import and export are arranged on the channel closure plate of limit, both sides, a termination; Pass the interior porous inner panel of thermal-arrest water-dividing chamber and communicate with the heating tube cavity, cold water is imported and exported and is arranged on another limit, both sides, termination channel closure plate; Other heating tube two ends is let the hair grow and is grown 15～18mm place's single face punching, termination corresponding surface below punching in addition, and two corresponding apertures are 1.5～2.5mm to in-draw limit height; Heating tube is communicated with straight tube according to heating tube stretching aperture and stretching limit height; Two ends end face R arc angle crop or crop is straight mouthful; Heating tube is communicated with straight tube not to be had in the gap embedding heating tube stretchable holes; The limit that heating tube inwardly turns over be communicated with heating tube the limit of straight tube R arc or not the limit of straight mouthful of crop coincide together along the limit, pinch the limit at the heating tube nose end and connect from molten downhand welding method circumferential weld weldering; The heating tube housing that is linked to be the heating installation sheet; In the heating tube port, inlay cold water pipe porous inner panel; The porous inner panel is the retrousse limit 1.5～2.0mm of concave bottom punching press porous, and the limit of the circumferential edge stretching high 3～5mm in limit of porous inner panel and the mouth of pipe limit of heating tube coincide and to pinch the girth welding of limit downhand welding method along the limit together; Cold water pipe inserts in the porous and passes heating tube in the plate hole; The retrousse limit of plate hole coincide and pinches the girth welding of limit downhand welding method together along the limit and be communicated with in the limit of the mouth of pipe of cold water pipe and the two ends porous; Passing heating tube connection straight tube cold water communicating pipe inserts in the hole of porous inner panel; Cold water communicating pipe the mouth of pipe limit and porous in the retrousse limit of plate hole coincide and pinch the girth welding of limit downhand welding method together along the limit and is communicated with, constitute heating tube zigzag passage and the cold water pipe list props up or absorb heat in many subchannels by cold water communicating pipe to the upper channel conversion heat; The mouth limit that the heating tube head plate is embedded in heating tube termination and porous inner panel coincide and pinches the automatic girth welding of limit downhand welding method argon arc welding together along the limit and become the heating installation sheet; Spill porous inner panel and spirogyrate head plate constitute cold water pipe thermal-arrest water-dividing chamber; The a plurality of rectangular grooves of the thin compacting of heating tube tube wall; Spill power muscle groove increases compression strength; The hot fluid flow velocity is the turbulent flow pulse state; Heating tube is pipe or rectangular tube.
Embodiment
The present invention includes the heating tube more than two and two; Be fixedly welded with porous inner panel, head plate in the termination of heating tube; Porous inner panel, head plate constitute cold water pipe termination cavity cold water thermal-arrest water-dividing chamber, and heating tube, heating tube are communicated with straight tube Z word shape welded corner joint is concatenated into the heating tube passage; The support member welding connects rectangle integral body in the form of sheets, interspersed single or many cold water pipes in the heating tube; The cold water pipe two ends is communicated with porous inner panel welding opened type; Pass heating tube connection straight tube or straight tube cold water communicating pipe and weld uncovered the connection with the porous inner panel; Cooling water inlet and cooling water outlet are communicated with the cold water thermal-arrest water-dividing chamber welding of limit, heating tube both sides pipe, and heating installation import and heating outlet are communicated with the pipe welding of limit, heating tube both sides.
It is small-bore interting with many multirow passages of material cold water pipe in the described heating tube passage; Single Zhi Danhang passage is a heavy caliber; Cold water pipe is straight tube or bellows S bend pipe, and the setting of cold water pipe number can be set according to heating tube number length and caliber size size; The number of cold water pipe and the size of bore are selected in flexibility.
Pass heating tube described cold water pipe communicating pipe and be communicated with straight tube; Cold water communicating pipe is that bend pipe or straight tube communicate with thermal-arrest water-dividing chamber opened type; Be communicated with the flow regime that the changes fluid cold water communicating pipe subchannel conversion heat that makes progress with single or many cold water pipe passage opened types.
Described heating tube head plate is that the limit of dome arc or plane convex-edge shape is docked welding or the limit of turning up and coincide and pinch the girth welding of limit downhand welding method together along the limit and be connected with the limit of the heating tube mouth of pipe; The porous inner panel be the retrousse limit of spill and the heating tube mouth of pipe while pinching or plate shaped welding be connected; Spirogyrate circular arc end socket and concave shaped porous inner panel constitute cold water thermal-arrest water-dividing chamber; Prolong the time of heat exchange, remedied the slow defective of heating installation rate of circulating flow.
Described heating tube tube wall is towards porose and in-flanges; Heating tube be communicated with the die-cut R radian of straight tube or not the limit of straight mouthful of crop insert in the punching of heating tube; Heating tube is communicated with straight tube R arc port limit or the limit of not turning in limit and the heating tube punching of straight mouthful of crop is identical pinches the girth welding of limit downhand welding method together along the limit and be communicated with; The resistance to compression of gaining in strength of a plurality of rectangular grooves of the thin compacting of heating tube tube wall, spill power muscle, the hot fluid flow velocity is the turbulent flow pulse state; Heating tube is pipe or rectangular tube or elliptical tube.
Described heating tube, head plate, heating tube connection straight tube, cold water pipe, cold water communicating pipe, porous inner panel, support member, steam heating pipe screw thread silk head, cold water pipe screw thread silk head are that stainless steel is prone to the easy acid wash passivation processing of welding manufacturing with material, avoid the metal of unlike material in use to produce defectives such as electrochemical corrosion or galvanic corrosion.
Claims (10)
1. one kind many cold water pipe multichannel heat absorption opened types are communicated with heat exchanger; Comprise the heating tube (8) more than two and two; It is characterized in that: be fixedly welded with porous inner panel (4) in the two ends of heating tube (8) respectively, be welded with head plate (6) in the two ends external stability of heating tube (8); Porous inner panel (4) constitutes cold water thermal-arrest water-dividing chamber (12) with head plate (6); Being communicated with straight tube (11) welding through heating tube between two heating tubes (8) is communicated with; Be interspersed with single or two and two above cold water pipes (9) in the heating tube (8), cold water pipe (9) two ends is welded as opened type with porous inner panel (4) respectively and is communicated with; Pass heating tube cold water communicating pipe (10) and be communicated with straight tube (11), its two ends are welded as opened type with the interior porous inner panel (4) of adjacent two heating tubes (8) respectively and are communicated with; Cooling water inlet (2) and cooling water outlet (5) weld respectively with the cold water thermal-arrest water-dividing chamber (12) of heating tube (8) limit, both sides pipe and are communicated with, and heating installation import (7) and heating outlet (1) are communicated with the pipe welding of limit, heating tube both sides.
2. many cold water pipe multichannels heat absorption opened type according to claim 1 is communicated with heat exchanger, and it is characterized in that: described heating tube is pipe or rectangular tube or elliptical tube; An end is communicated with straight tube (11) connection through heating tube between the described adjacent heating tube (8), and the other end is fixedly connected through support member (3); Heating tube (8) is three when above; It is the diagonal angle setting that a plurality of heating tubes are communicated with straight tube (11); Be that heating tube is communicated with an end one side that straight tube is positioned at first heating tube (8), so next heating tube is communicated with the opposite side that straight tube is positioned at next heating tube other end.
3. many cold water pipe multichannels heat absorption opened type according to claim 1 and 2 is communicated with heat exchanger; It is characterized in that: described heating installation import (7) is positioned on the side pipe wall of an end of heating tube (8); One port of heating tube connection straight tube (11) is positioned at the opposite side of the other end of above-mentioned heating tube (8), becomes the diagonal setting; Described heating outlet (1) is positioned on the opposite side tube wall of the same end of another heating tube (8), and the another port of heating tube connection straight tube (11) is positioned at the opposite side of the other end of above-mentioned heating tube (8), becomes the diagonal setting.
4. many cold water pipe multichannels heat absorption opened type according to claim 1 and 2 is communicated with heat exchanger, and it is characterized in that: described cooling water inlet (2), cold water thermal-arrest water-dividing chamber (12), cold water pipe (9), cold water communicating pipe (10), cooling water outlet (5) constitute cold water directed flow passage; Heating installation import (7), heating tube (8), heating tube are communicated with straight tube (11), heating outlet (1) constitutes directed heat supply flow channel; The described cold water directed flow passage that constitutes by cooling water inlet (2), cold water thermal-arrest water-dividing chamber (12), cold water pipe (9), cold water communicating pipe (10), cooling water outlet (5); To constitute heat supply directed flow channel flow direction of flow opposite be communicated with straight tube (11), heating outlet (1) by heating installation import (7), heating tube (8), heating tube, constitutes the counter-flow heat exchange structure.
5. many cold water pipe multichannels heat absorption opened type according to claim 1 and 2 is communicated with heat exchanger; It is characterized in that: interspersed many small-bore cold water pipes of multirow (9) in the described heating tube (8), interspersed single Zhi Danhang heavy caliber cold water pipe (9) in the perhaps described heating tube (8); Described cold water pipe (9) is straight tube or bellows S shape pipe; Single or many of described cold water pipe (9) passes porous inner panel (4), and the limit of the cold water pipe mouth of pipe and retrousse limit, the hole of porous inner panel coincide and pinch the girth welding of limit downhand welding method together along the limit and be communicated with; Described cold water pipe communicating pipe (10) is that bend pipe or straight tube are communicated with thermal-arrest water-dividing chamber opened type; Cold water communicating pipe (10) is passed the porous inner panel, cold water communicating pipe (10) mouth of pipe limit and porous in the retrousse limit of plate hole coincide and pinch the girth welding of limit downhand welding method together along the limit and be communicated with.
6. many cold water pipe multichannels heat absorption opened type according to claim 1 and 2 is communicated with heat exchanger, and it is characterized in that: the head plate (6) of described heating tube termination is dome arc or plane convex-edge shape, and head plate (6) turns up the limit is arranged; Welding is docked with the limit of heating tube (8) mouth of pipe in the limit that head plate (6) turns up, and perhaps head plate (6) limit of turning up and the limit of heating tube (8) mouth of pipe coincide and pinch the girth welding of limit downhand welding method together along the limit and be connected; Described porous inner panel (4) is a spill, its retrousse limit and the heating tube mouth of pipe while pinching or flat board
ShapeWelding is connected; Spirogyrate circular arc end socket and concave shaped porous inner panel constitute cold water thermal-arrest water-dividing chamber; Described heating tube (8) tube wall is towards porose and in-flanges, and heating tube is communicated with the die-cut R radian of straight tube and inserts in the punching of heating tube, and heating tube is communicated with that the limit of turning in straight tube R arc port limit and the heating tube punching is identical pinches the girth welding of limit downhand welding method together along the limit and be communicated with.
7. many cold water pipe multichannels heat absorption opened type according to claim 1 and 2 is communicated with heat exchanger, it is characterized in that: a plurality of rectangular grooves of the thin compacting of described heating tube tube wall.
8. many cold water pipe multichannels heat absorption opened type according to claim 1 is communicated with heat exchanger, and it is characterized in that: described heating installation import, heating outlet are separately positioned on limit, heating tube both sides and manage on the same end tube wall; Cooling water inlet, cooling water outlet are separately positioned on the head plate of pipe termination, the same side, limit, heating tube both sides, are in same end with heating installation import, heating outlet; Perhaps; Described heating installation import, heating outlet are separately positioned on the channel closure plate of limit, both sides, termination, heating tube the same side; Heating installation import, heating outlet connect heating installation mouth tube connector (13) respectively, and heating installation mouth tube connector (13) passes the porous inner panel and communicates with the heating tube cavity; Cooling water inlet, cooling water outlet are separately positioned on the tube wall of limit, heating tube both sides, termination, the same side, and cooling water inlet, cooling water outlet connect the cold water outlet tube connector respectively, and the cold water outlet tube connector communicates with cold water thermal-arrest water-dividing chamber; Perhaps, described heating installation import, heating outlet are separately positioned on the channel closure plate of limit, side head both sides, and cooling water inlet, cooling water outlet are arranged on the channel closure plate of limit, both sides, opposite side termination.
9. many cold water pipe multichannels heat absorption opened type according to claim 1 and 2 is communicated with heat exchanger, it is characterized in that: described heating tube, head plate, heating tube connection straight tube, cold water pipe, cold water communicating pipe, porous inner panel, support member, steam heating pipe screw thread silk head, cold water pipe screw thread silk head are the stainless steel material.
10. a cold water pipe multichannel heat absorption opened type is communicated with the heat exchanger manufacture craft; It is characterized in that: limit, heating tube both sides pipe two ends is let the hair grow and is grown 15～18mm place; The single face punching is 1.5～2.5mm to in-draw limit height; Corresponding surface below in termination is 1.5～2.0mm towards aperture to in-draw limit height in addition, and cold water import and export gas thread silk head is installed in a termination, and gas thread silk head communicates with the welding of thermal-arrest water-dividing chamber; The termination is connected with heating tube connection straight tube in addition; Heating installation import and export gas thread silk head is installed in limit, both sides pipe with on the head plate of termination; Pass that porous inner panel in the thermal-arrest water-dividing chamber communicates with the heating tube cavity or the heating installation import and export are arranged on the channel closure plate of limit, both sides, a termination; Pass the interior porous inner panel of thermal-arrest water-dividing chamber and communicate with the heating tube cavity, cold water is imported and exported and is arranged on another limit, both sides, termination channel closure plate; Other heating tube two ends is let the hair grow and is grown 15～18mm place's single face punching, termination corresponding surface below punching in addition, and two corresponding apertures are 1.5～2.5mm to in-draw limit height; Heating tube is communicated with straight tube according to heating tube stretching aperture and stretching limit height; Two ends end face R arc angle crop; Heating tube is communicated with straight tube not to be had in the gap embedding heating tube stretchable holes; The limit that heating tube inwardly turns over is communicated with the limit of straight tube R arc with heating tube identical neat along the limit, pinches the limit at the heating tube nose end and connect from molten downhand welding method circumferential weld weldering; The heating tube housing that is linked to be the heating installation sheet; In the heating tube port, inlay cold water pipe porous inner panel; The porous inner panel is the retrousse limit 1.5～2.0mm of concave bottom punching press porous, and the limit of the circumferential edge stretching high 3～5mm in limit of porous inner panel and the mouth of pipe limit of heating tube coincide and to pinch the girth welding of limit downhand welding method along the limit together; Cold water pipe inserts in the porous and passes heating tube in the plate hole; The retrousse limit of plate hole coincide and pinches the girth welding of limit downhand welding method together along the limit and be communicated with in the limit of the mouth of pipe of cold water pipe and the two ends porous; Passing heating tube connection straight tube cold water communicating pipe inserts in the hole of porous inner panel; Cold water communicating pipe the mouth of pipe limit and porous in the retrousse limit of plate hole coincide and pinch the girth welding of limit downhand welding method together along the limit and is communicated with, constitute heating tube zigzag passage and the cold water pipe list props up or absorb heat in many subchannels by cold water communicating pipe to the upper channel conversion heat; The mouth limit that the heating tube head plate is embedded in heating tube termination and porous inner panel coincide and pinches the automatic girth welding of limit downhand welding method argon arc welding together along the limit and become the heating installation sheet; Spill porous inner panel and spirogyrate head plate constitute cold water pipe thermal-arrest water-dividing chamber; The a plurality of rectangular grooves of the thin compacting of heating tube tube wall.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012102919952A CN102788523A (en) | 2012-08-16 | 2012-08-16 | Multi-cold water pipe and multichannel heat absorption open-type communicating heat exchanger and manufacturing process thereof |
| CN201210453076.0A CN102914187B (en) | 2012-08-16 | 2012-11-13 | Heat exchanger with open-type, communicated and heat-absorbing cooling water pipe |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012102919952A CN102788523A (en) | 2012-08-16 | 2012-08-16 | Multi-cold water pipe and multichannel heat absorption open-type communicating heat exchanger and manufacturing process thereof |
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| CN102788523A true CN102788523A (en) | 2012-11-21 |
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| CN2012102919952A Pending CN102788523A (en) | 2012-08-16 | 2012-08-16 | Multi-cold water pipe and multichannel heat absorption open-type communicating heat exchanger and manufacturing process thereof |
| CN201210453076.0A Active CN102914187B (en) | 2012-08-16 | 2012-11-13 | Heat exchanger with open-type, communicated and heat-absorbing cooling water pipe |
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| CN201210453076.0A Active CN102914187B (en) | 2012-08-16 | 2012-11-13 | Heat exchanger with open-type, communicated and heat-absorbing cooling water pipe |
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| CN2351726Y (en) * | 1999-02-05 | 1999-12-01 | 何世恒 | Multi-purpose radiator |
| JP2005024109A (en) * | 2003-06-30 | 2005-01-27 | Hitachi Cable Ltd | Heat exchanger |
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- 2012-11-13 CN CN201210453076.0A patent/CN102914187B/en active Active
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| CN108517398A (en) * | 2018-06-26 | 2018-09-11 | 安徽马钢设备检修有限公司 | A kind of Large Diameter Pipeline thin-wall tube post weld heat treatment device and its application method |
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| CN116586841B (en) * | 2023-06-06 | 2023-12-12 | 佛山市苏尔泰电器有限公司 | High-efficiency electric heating tube production system and production mode thereof |
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| Publication number | Publication date |
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| CN102914187B (en) | 2014-03-19 |
| CN102914187A (en) | 2013-02-06 |
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