CN214620749U - Pipe-communicated three-sleeve water storage secondary heating heat exchanger - Google Patents

Abstract

A pipe-communicated three-sleeve water storage secondary heating heat exchanger is characterized in that a plurality of cold water pipes are communicated in a sealed connection manner; at least one heating pipe is arranged in the cavity of the plurality of cold water pipes, and the plurality of heating pipes are communicated in a sealed connection way; a cold water heat absorption pipe is arranged in at least one of the heating pipes; the cold water heat absorption pipe inserted into the pipe cavity of the heating pipe is fixedly connected with the inner cavity of the cold water pipe in a sealing way to form a three-sleeve cold medium secondary continuous heating fast channel; the shell and tube end socket plugging plate is fixedly connected with the end opening of the cold water pipe in a sealing way; the cold water pipe or the shell pipe end closure plate is hermetically and fixedly connected with a cold water inlet pipe joint, a cold water outlet pipe joint, a heating air inlet pipe joint and a heating air outlet pipe joint. The utility model discloses technology compact structure is simple, and the three sleeve pipe secondary heating of pipe UNICOM changes cold medium passageway and flows through the route extension to restriction cold medium velocity of flow, cold flow fluid heating dwell time is prolonged in the cold water cavity, makes heat exchanger exchange hot water flow in succession incessant, satisfies the user demand of bathing.

Description

Pipe-communicated three-sleeve water storage secondary heating heat exchanger

Technical Field

The utility model relates to a warm technical field that leads to, utilize the domestic heating installation conversion water heater that the family heating heat source traded hot water, a three sleeve pipe water storage secondary heating heat exchangers of pipe UNICOM of concretely relates to stainless steel, low carbon steel or copper, aluminum pipe material.

Background

The domestic heating system of market circulation at present changes water heater (generally called heat exchanger) field, and its heat exchanger technical characteristic generally is cold water big pipe box heating pipe tubule passageway water storage formula structure, and this structure prior art exists not enoughly: the short thermal efficiency of pipe UNICOM's big pipe box tubule flow is low, and cold medium leans on a heating pipe passageway heating slow, heat conduction time is long, and the hot water that the heat exchanger stored is used up, with its reheating appear a round one round, need wait for the heating time, can not satisfy the water consumption of the in-process of bathing, its shortcoming can not flow out the hot water in succession and solve the water problem of bathing, consequently, prior art has the defect. The utility model discloses the application improves its defect application on the former patent basis of applicant.

Disclosure of Invention

The utility model aims at providing a manufacturing process compact structure is simple, and three sleeve pipe secondary heating of pipe UNICOM change cold medium passageway and flow through the route extension and restrict cold medium flow speed, and cold fluid heating dwell time is prolonged in 1 intracavity of cold water pipe for the heat exchanger exchange hot water flows out incessantly in succession, satisfies the three sleeve pipe water storage secondary heating heat exchangers of pipe UNICOM of user's demand of bathing.

In order to achieve the above object, the utility model adopts the following technical scheme:

the utility model provides a three sleeve pipe water storage secondary heating heat exchangers of pipe UNICOM, includes: a plurality of cold water pipes, a shell pipe end socket plugging plate, a heating pipe plugging plate or a heating pipe connecting plate and a heating pipe communicating pipe; a plurality of cold water pipes are communicated in a sealed connection way; at least one heating pipe is arranged in the cavity of the plurality of cold water pipes, and the plurality of heating pipes are communicated in a sealed connection way; the method is characterized in that: a cold water heat absorption pipe is arranged in at least one pipe cavity of the heating pipes; the cold water heat absorption pipe inserted into the pipe cavity of the heating pipe is fixedly connected with the inner cavity of the cold water pipe in a sealing way to form a three-sleeve cold medium secondary continuous heating fast channel; the shell and tube end socket plugging plate is fixedly connected with the end opening of the cold water pipe in a sealing way; the cold water pipe or the shell pipe end closure plate is hermetically and fixedly connected with a cold water inlet pipe joint, a cold water outlet pipe joint, a heating air inlet pipe joint and a heating air outlet pipe joint.

The tube-communicated three-sleeve water storage secondary heating heat exchanger is characterized in that: the cold water heat absorption pipe is connected with the heating pipe and/or the heating pipe blocking plate in the cold water heat absorption pipe in a welding manner and communicated with the inner cavity of the cold water pipe, and the other end of the cold water heat absorption pipe is fixedly connected with the cold water outlet pipe joint in a sealing manner.

The tube-communicated three-sleeve water storage secondary heating heat exchanger is characterized in that: the cold water heat absorption pipe is fixedly connected with the heating pipe in a welding way and is communicated with the inner cavity of the cold water pipe, and the other end of the cold water heat absorption pipe is fixedly connected with a cold water outlet pipe joint in a sealing way; or the cold water heat absorption pipe is fixedly connected with the heating pipe plugging plate in a welding way and communicated with the inner cavity of the cold water pipe, and the cold water pipe or the shell pipe end socket plugging plate is connected with the cold water outlet pipe joint in a sealing way.

The three sleeve pipe water storage secondary heating heat exchangers of UNICOM, characterized by: the heating pipe communicating pipe is a heating pipe communicating straight pipe or a heating pipe communicating bent pipe; the heating pipe communicating straight pipe passes through the shell pipe flanging hole and is hermetically welded and communicated with the heating pipe; the heating pipe end opening part is sealed and plugged by the heating pipe plugging plate.

The tube-communicated three-sleeve water storage secondary heating heat exchanger is characterized in that: the heating pipe connecting plate is a concave plate, and a heating pipe connecting hole and a heating bent pipe connecting hole are formed in the heating pipe connecting plate; a shell and tube flanging hole is punched at the end part of the cold water pipe; the heating pipe communicated with the bent pipe crosses the shell pipe flanging hole and is fixedly connected with the heating pipe connecting plate in a sealing way; the heating pipe is fixedly connected with the heating pipe connecting plate in a sealing welding way; wherein, the wall of the heating pipe is provided with a cold water pipe connecting hole which is convenient for the closed and fixed connection of the cold water heat absorption pipe; the concave heating pipe connecting plate is embedded into the cold water pipe port to be hermetically and fixedly connected, and the circular convex shell pipe end socket plugging plate is tightly matched with the concave heating pipe connecting plate to be hermetically and fixedly connected and plugged to form a hot fluid channel.

The three sleeve pipe water storage secondary heating heat exchangers of UNICOM, characterized by: a shell and tube flanging hole is punched at the end part of the cold water pipe; the cold water pipe shell and tube flanging hole is pressed into a plane platform on the arc surface of the pipe wall, and the shell and tube flanging hole is punched on the plane platform plate in sequence; the shell tube flanging hole is turned outwards and is flat, namely the shell tube flanging hole is formed in the shell tube flanging hole; the shell pipe outer hole flanging and the adjacent multiple cold water pipe shell pipe outer hole flanging orifices are butted, sealed and fixedly connected with each other to form a cold fluid channel.

The tube-communicated three-sleeve water storage secondary heating heat exchanger is characterized in that: a shell and tube flanging hole is punched at the end part of the cold water pipe; the shell tube flanging hole is a shell tube flanging hole towards the inner cavity flanging hole; the outer flanging hole of the shell pipe is inserted into the inner flanging hole of the shell pipe, and the ports of the two holes are connected by self-fusion welding; the plane platforms of the adjacent cold water pipes without holes are tightly attached and riveted, or the side pipes at two sides of the cold water pipes are hermetically welded and communicated with the holes turned outside the adjacent cold water pipe shells in an opposite mode, and an installation gap seam is reserved.

The tube-communicated three-sleeve water storage secondary heating heat exchanger is characterized in that: the shell and tube flanging hole is pressed on the arc-shaped tube wall of the cold water tube, and the flanging hole towards the inner cavity is an elliptical hole; a shell pipe communicating circular pipe is inserted into the elliptical hole and is hermetically welded and communicated with adjacent pipes; the double-wall through holes at the two ends of the cold water pipe do not need to be provided with supporting pieces, or the single-wall hole of the cold water pipe 1 is provided with the supporting pieces for stabilizing the adjacent pipes; form a whole channel communicated with the manifold support.

The tube-communicated three-sleeve water storage secondary heating heat exchanger is characterized in that: the shell and tube end socket blocking plate is a circular-arc steamed bun top plate and a flat-top-shaped plate; or the inward concave flat-mouth sealing head plate or the D-shaped round convex concave sealing head plate is fixedly connected with the cold water pipe in a sealing way; or the straight wall edge of the shell and tube end socket plugging plate is stretched to be fixedly connected with the cold water pipe in a sealing and welding way; or the straight wall edge of the pipe end socket plugging plate is embedded into the cold water pipe orifice and the two wall edges are clamped for sealing and fixedly connecting.

The utility model discloses a plurality of cold water pipes 1 cambered surface extrusion flat platform, trompil on the platform plane or directly on the pipe wall single wall trompil to the pipe inner cavity turn-ups hole or outside turn-ups hole or double-walled open-hole, through turn-ups hole butt welding, turn-ups macropore cover aperture welded connection UNICOM or through communicating pipe airtight welded UNICOM, make up into a plurality of cold water pipes and be an integral heat exchanger; a heating pipe is arranged in the cavity of the cold water pipe, and a coiled cold water heat absorption pipe 3 is inserted into the cavity of the heating pipe to stir the heat flowing layer, so that heat transfer is enhanced, and a three-sleeve quick-heating water-storage countercurrent or mixed-flow type instant heating heat exchanger is formed; is to improve the technical defect application on the basis of the original patent. The utility model discloses the application makes the heat exchanger cold medium advance the 3 tubule passageway processes of cold water heat absorption pipe of setting in the heating pipe passageway at shell and tube cavity secondary flow and long heat conduction soon, and make full use of heating installation heat source is incessant with its hot water continuous outflow that absorbs the conversion, solves the family in winter and washes one's face and rinses one's mouth with hot water, laundry, cook, satisfies the demand of the in-process water consumption of bathing, hot water interruption need wait for the defect of heating when having overcome and having bathed, convenient life, improvement quality of life.

Drawings

Fig. 1 is a schematic view of the external shape of the present invention, in this embodiment, a flat platform 10 is pressed on the pipe wall of a plurality of cold water pipes 1, the plurality of cold water pipes 1 are connected and communicated with each other through the outer flanged holes 16 of the outer flanged holes 12, and a support member 22 is connected between the plurality of cold water pipes 1.

Fig. 2 is a schematic view of another external shape of the present invention, in this embodiment, a plurality of cold water pipes 1 are all connected in a butt joint manner through the shell pipe outer flanging 16, and a support member 22 is not arranged between the plurality of cold water pipes 1; the shell and tube end socket closure plate 5 and the cold water pipe 1 are connected in a butt joint mode.

Fig. 3 shows another multi-branch cold water pipes 1 of the present invention are connected by welding through the shell pipe outside flanged holes 16 of the shell pipe flanged holes 12, and the cold water pipes are connected as a whole without the supporting member 22; the pipe orifices of the multiple cold water pipes 1 are welded and hermetically fixedly connected with the flat end closure plate 5 of the shell pipe closure plate in a butt joint manner; the inlet of the cold water heat absorption pipe 3 is connected with the heating pipe blocking plate 4 and communicated with the inner cavity of the cold water pipe 1, and the outlet penetrates through the pipe wall of the heating pipe 11 and is hermetically connected with the cold water outlet pipe joint 7.

Fig. 4 is a schematic view of another heating pipe inlet joint 8, a heating pipe outlet joint 9, a cooling water inlet joint 6, a cooling water outlet joint 7, and a double-thread structure according to the present invention; the inlet and outlet of the cold water heat absorption pipe 3 are arranged on the pipe wall of the heating pipe 11 and the heating pipe blocking plate 4; the structure of the embodiment is schematically illustrated in the figure, in which the supporting members 22 are disposed between the plurality of cold water pipes 1.

Fig. 5 is the utility model discloses a another kind of 3 import settings of cold water heat-absorbing pipe communicate with each other with 1 lumen of cold water pipe on heating pipe one end pipe wall, and 3 exit linkage of cold water heat-absorbing pipe link firmly with cold water outlet pipe joint 7 is airtight on same one end heating pipe 11 pipe wall, and four coupling settings are in the same one end of heat exchanger, are called the embodiment structure schematic diagram of a silk.

Fig. 6 shows that the straight wall edge 20 of the plugging plate of another shell and tube plugging plate 5 of the present invention is fixedly connected with the cold water pipe 1 by butt welding; the cold water pipe 1 is provided with a structural schematic diagram of an embodiment of a support 22 of a platform 10.

Fig. 7 is a schematic view of the compact appearance of the cold water pipe 1 according to another embodiment of the present invention, wherein the flat surface of the cold water pipe is close to the surface of the pipe to reduce the distance between the pipes.

Fig. 8 is another cold water pipe 1 of the present invention pressed into a platform 10, which is inserted into a hole 17 of a shell pipe inner flanging through a shell pipe outer flanging hole 16 of a shell pipe flanging hole 12 and hermetically connected; the structure of the embodiment of the communicating pipe and the supporting piece is saved.

Fig. 9 is a schematic structural view of another embodiment of the present invention, in which a cold water pipe 1 is pressed out of a platform 10, and a shell-and-tube inside-flanging hole 17 with a shell-and-tube flanging hole 12 is connected and communicated by welding through a shell communicating pipe 2.

FIG. 10 shows the utility model with the port of the inter-cooling water pipe embedded in the heating pipe connecting plate 24, and the heating pipe 11 hermetically and fixedly connected with the heating pipe connecting plate 24; the adjacent heating pipes are welded and communicated through a heating communication elbow 23; the shell outside hole 16 is inserted into the shell inside hole 17 to be communicated in a closed way; the non-apertured platen 10 is affixed to a rivet weld instead of the support embodiment shown.

Fig. 11 is another schematic external shape diagram of the present invention, in this embodiment, the cold water pipes 1 are directly provided with elliptical holes 18 on the arc surface, all of the multiple cold water pipes 1 are communicated with each other through the housing communicating pipe 2, and there is no structural schematic diagram of the supporting member 22 between the multiple cold water pipes 1.

Fig. 12 is another schematic external shape diagram of the present invention, in this embodiment, the cold water pipes 1 are directly provided with elliptical holes 18 on the arc surface, the multiple cold water pipes 1 are connected and communicated through the housing communication pipe 2, and the multiple cold water pipes 1 are provided with the supporting member 22 therebetween.

Fig. 13 is another embodiment structure diagram of the present invention, in which the cold water outlet pipe joint 7 of the cold water inlet pipe joint 6 is connected to the cold water heat absorbing pipe 3 and communicated with one end, the warm water outlet pipe joint 9 of the warm water inlet pipe joint 8 is connected to the other end, and the cold water pipes are all communicated with one another through the airtight connection of the shell communicating pipe 2 without the supporting member.

Fig. 14 shows another cold water pipe of the present invention connected and communicated as a whole through the housing communicating pipe 2 and the supporting member 22; the inlet and outlet of the cold water heat absorption pipe 3 are arranged at one end of the thick heating pipe, and the heating pipe blocking plate and the pipe wall are connected and communicated.

Fig. 15 is a sectional view of the external shape, and the shell closure plate 5 is a structural schematic diagram of the shell closure plate being turned outwards with edges.

Fig. 16 is a schematic cross-sectional view of the D-shaped tube of the present invention.

Fig. 17 is a schematic cross-sectional view of another D-shaped tube of the present invention.

In the drawings: 1. a cold water pipe; 2. a housing communication pipe; 3. a cold water heat absorption pipe; 4. a heating pipe blocking plate; 5. a shell and tube end socket blocking plate; 6. a cold water inlet pipe joint; 7. a cold water outlet pipe joint; 8. a heating inlet pipe joint; 9. a heating outlet pipe joint; 10. a flat platform; 11. a heating pipe; 12. flanging holes of the shell pipe; 13. the central heating is communicated with the straight pipe; 14. welding holes on the cold water pipe; 15. a heating pipe connecting hole; 16. hole flanging is carried out on the shell pipe; 17. hole flanging is carried out in the shell pipe; 18. an elliptical hole; 19. straight edges of heating connecting plates; 20. the plugging plate is provided with a straight wall edge; 21. a pipe joint connection hole; 22. a support member; 23. the heater is communicated with the bent pipe; 24. a heating pipe connecting plate; 25. and (4) connecting holes of the heating elbow.

Detailed Description

The invention will be further described with reference to the following drawings and specific embodiments:

the utility model discloses three sleeve pipe water storage secondary heating heat exchangers of pipe UNICOM, as shown in fig. 1-17, choose to adopt and straighten through 76-108 mm stainless steel pipe, D word pipe or other material pipes, many cold water pipes 1 through the pipe wall trompil to the intracavity hole flanging or to its outside hole flanging, with the trompil airtight welded connection of its pipe wall; a plurality of cold water pipes 1 are formed and are communicated with and supported as an integral heat exchanger. Cold water pipe end socket pipe wall punching press turn-ups trompil is connected the design of UNICOM, the utility model discloses cover a plurality of technical characteristics, see specific embodiment.

Example 1

1. The utility model discloses a pipe UNICOM three sleeve pipe water storage secondary heating heat exchanger, as shown in figure 1, figure 2, figure 3, figure 4, figure 5, figure 6, figure 15, the both ends of many cold water pipes 1 press the pipe wall on its cambered surface out the platform 10, set up on the platform 10 in proper order and press out shell and tube turn-ups hole 12; the shell tube flanging hole 12 is drilled on a flat plate and is a straight-wall flat opening as a shell tube flanging hole 16; the shell external hole flanging 16 is in butt joint with the shell external hole flanging 16 of the adjacent cold water pipe 1, and the holes are directly in butt joint welding communication with a plurality of cold water pipes 1 to form an integral cold medium channel, so that a cold fluid countercurrent or mixed flow structure is formed. The support piece 22 is arranged between the cold water pipes 1 without opening at one end of the pipe wall to stabilize the adjacent pipes, or the support piece 22 is not needed to be arranged when the pipe walls at the two ends of the cold water pipes are connected in a butt welding way by opening holes. The technical characteristics are that no welding obstacle exists when welding is carried out outside the tube cavity, the operation is flexible and convenient, the welding difficulty is reduced, the working efficiency is improved, and the production cost is low. The outward-turned holes of the cold water pipe are in good welding connection with the openings, so that the welding burn area is reduced, and the water leakage rate is reduced; the D-shaped surface of the D-shaped pipe heat exchanger is attractive in installation by leaning against a wall, and the installation space is saved.

2. As shown in fig. 7, 8 and 10, a flat platform 10 is pressed on the arc surface of the end part of the multiple cold water pipes 1, a shell pipe flanging hole 12 is punched on a single wall of the flat platform, the punched hole on the flat plate is a round flat opening, and the shell pipe flanging hole 12 is stretched towards the pipe cavity and is flanged, so that the aperture of a shell pipe flanging hole 17 is larger than 16; the shell external hole 16 and the straight wall mouth are inserted into the shell internal hole 17, the two pipe wall mouths are tightly matched and the pipe walls are self-fused and welded to form a multi-branch cold water pipe counter-flow circulation channel. The plane platform without the hole is connected with the support without arranging a communicating pipe and a support part by abutting against the riveting and welding, thereby saving raw materials and welding energy and welding wire materials, improving the welding speed, facilitating the welding, being not easy to leak water and the like.

3. As shown in fig. 11, 12, 13 and 14, a shell-and-tube flanging hole 12 is punched on the arc-surface tube wall of the end part of the cold water pipe 1, both the single-wall opening hole on the arc surface and the double-wall opening hole on the arc surface are elliptical holes, the support member 22 is not needed to be arranged on the through hole on the tube wall of the cold water pipe 1, and the support member 22 is needed to be arranged between the other end of the single-wall opening hole of the cold water pipe 1 and the adjacent pipe; the shell tube flanging hole 12 is an elliptical hole 18 towards the inner flanging hole of the tube cavity; two ports of the shell-tube communicating pipe 2 are punched or cut into saddle-shaped pipe orifices which are inserted into the elliptical holes 18 on the cold water pipes 1 to be welded, connected and communicated with the adjacent cold water pipes 1 to form a cold fluid counter-flow structure or a mixed fluid channel; the elliptical hole 18 of the cold water pipe and the saddle port part of the shell-and-tube communicating pipe 2 are inserted into the tight fit side port and are uniform, so that the welding is convenient and good, and the strength and the stability are high; the operation process for pressing the flat table is reduced by directly punching the hole on the arc surface, so that the working process for pressing the flat table is saved, and the labor cost and the manufacturing cost are reduced.

4. As shown in fig. 10, the heating pipe connecting plate 24 is outwards turned with a heating connecting plate straight edge 19; the heating pipe connecting plate 24 is embedded into the port of the cold water pipe 1 and is fixedly connected in a sealing way; the heating pipe connecting plate 24 is provided with a heating pipe connecting hole 15 which is turned with an edge and a heating pipe bent pipe connecting hole 25; the heating pipe 11 penetrates through the cavity of the cold water pipe and is fixedly connected with the heating pipe connecting plate 24 at the end in a sealing way; the heating pipe communicating bent pipe 23 crosses the shell pipe flanging hole 12 and is connected with the heating pipe connecting plate 24 in a sealing and welding way to communicate with the adjacent heating pipes; the shell and tube end socket plugging plate 5 and the heating pipe connecting plate 24 are fixedly connected in a sealing way to form a hot fluid channel; the pipe wall of the heating pipe 11 is provided with a cold water pipe connecting hole 14, which is beneficial to the cold water heat absorption pipe 3 to extend out and connect in the pipe cavity of the heating pipe and communicate with the inner cavity of the cold water pipe; the purpose of the hole is convenient for the pipe to be inserted into, connected and welded, and the hole has strong stability and is not easy to leak water.

As shown in fig. 10, the shell and tube end closure plate 5 is an arc convex closure plate or a flat concave closure plate, and is hermetically welded to close the port of the cold water pipe 1, and the end closure plate is embedded or is in butt welding connection with the pipe orifice of the cold water pipe, so that the welding strength is high, the pressure resistance is high, and water leakage is not easy.

As shown in fig. 3 and 10, a heating pipe 11 is arranged in the pipe cavity of the multiple cold water pipes 1, a heating pipe connecting hole 15 is formed at the corresponding end of the heating pipe 11, the hole is turned inwards to form a side, and a heating pipe communicating straight pipe 13 is inserted into the connecting hole on the heating pipe to be welded and communicated; the end opening of the heating pipe is provided with a heating pipe blocking plate 4, and the heating pipe blocking plate is outwards turned with edges so as to facilitate the sealing welding of the blocking; the plurality of heating pipes 11 are connected and communicated into a whole in the pipe cavities of the plurality of cold water pipes 1 through heating communication straight pipes 13 (see figure 3) or heating communication bent pipes 23 (see figure 10) in a sealing welding way to form a heat medium fluid channel.

A heating pipe 11 is arranged in the pipe cavity of the cold water pipe 1, wherein a cold water heat absorption pipe 3 is arranged in the pipe cavity of the heating pipe 11; the cold water heat absorption pipe 3 inserted into the pipe cavity of the heating pipe 11 is hermetically and fixedly connected to form a three-sleeve cold medium secondary continuous heating fast channel; the cold water heat absorption pipe 3 stirs the heat medium layer to enhance heat transfer, so that the heat in the cavity of the heating pipe 11 is sufficiently transferred to the thin pipe diameter for the second time to absorb heat quickly, and the heat exchange quantity is improved; the cold fluid flows into the three sleeve cavities to absorb heat for the second time, the flow length is increased, the heat exchange transfer time is prolonged, and the purposes of heat exchange of the heating heat exchanger and heat exchange of the same temperature of the heating heat source and maximization of the heat exchange efficiency are achieved.

A heating pipe plugging plate 4 arranged at the end part of the heating pipe 11 is hermetically welded to plug the end part of the heating pipe 11; a cold water pipe welding hole 14 is formed in the heating pipe blocking plate 4 and/or the wall of the heating pipe 11, so that the cold water heat absorption pipe 3 can be conveniently inserted, and the welding connection is easy to operate and is watertight.

Pipe joint welding holes 21 are formed in the pipe wall of the end part of the multi-branch cold water pipe 1 or the shell and pipe end socket blocking plate 5; the cold water inlet pipe joint 6, the cold water outlet pipe joint 7, the heating air inlet pipe joint 8 and the heating air outlet pipe joint 9 are fixedly connected with the pipe joint welding holes 21 in a sealing and welding way; the arrangement of the heating inlet and outlet pipe joints and the cold water inlet and outlet pipe joints is flexibly and interchangeably arranged according to the installation space requirement of a user and the size of the space area, the heating inlet and outlet pipe joints can be arranged on one end shell and tube end socket plugging plate 5, and the cold water inlet and outlet pipe joints are arranged on the other end shell and tube end socket plugging plate 5 of the heat exchanger and are designed for two threads; or a heating air inlet pipe joint 8 and a heating air outlet pipe joint 9 are arranged on the shell and tube end socket plugging plate 5 at one end, and a cold water inlet pipe joint 6 and a cold water outlet pipe joint 7 are arranged on the pipe wall at the lower part of the upper part of the cold water pipe at the same end and are designed as a head wire; the heat exchanger is convenient to mount vertically or transversely, limited mounting space is fully utilized, space area is saved, flexibility is strong, the purpose of the heat exchanger meets user requirements, and the design of the inlet and outlet pipe joints is more convenient to connect and communicate with a cold water pipeline and a heating heat source pipeline of a user pipe network.

The cambered surfaces of the multiple cold water pipes 1 in the technical schemes are pressed to form a flat platform, holes are formed in the flat platform or single-wall holes are directly formed in the pipe wall to flanging holes in the pipe inner cavity or outward flanging holes or double-wall through holes, the multiple cold water pipes are communicated through flanging hole-to-hole welding, flanging large-hole sleeve small holes welding or communicating through communicating pipe sealing welding, and the multiple cold water pipes are combined to form an integral heat exchanger; a heating pipe is arranged in the cavity of the cold water pipe, and a coiled cold water heat absorption pipe 3 is inserted into the cavity of the heating pipe to stir the heat flowing layer, so that heat transfer is enhanced, and a three-sleeve quick heater water storage countercurrent or mixed-flow instant heating type heating heat exchanger is formed; is to improve the technical defect application on the basis of the original patent. The utility model discloses the application makes the heat exchanger cold medium advance the 3 tubule passageway processes of cold water heat absorption pipe of setting in heating pipe way at shell and tube cavity secondary flow and long heat conduction soon, and make full use of heating installation heat source exchange hot water flows incessantly in succession, solves the family in winter and washes one's face and rinses one's mouth, laundry, cook, satisfies the demand of the in-process water consumption of bathing, has overcome the defect that hot water interrupt need wait for the heating when bathing, makes things convenient for life, improves quality of life.

Example 2

As shown in fig. 3 and 10, the heating pipe 11 arranged in the pipe cavity at the side of the cold water pipe 1 is a thick pipe, the diameter is 51-63 mm, other heating pipes are 32-38 mm, and the heating pipe communication straight pipe 13 or the heating pipe communication bent pipe 23 is 19-25 mm; the thick heating pipe 11 in the inner cavity of the side pipe of the cold water pipe 1 is communicated with the straight pipe of the heating communication pipe or the combination of the bent pipe of the heating communication pipe, and the communication structure forms turbulent flow and enhances heat transfer and the like; the thick heating pipe is convenient to be inserted into and connected with the cold water heat absorption pipe 3 which is 6m long and passes through the 8mm thin pipe conveniently; when the heat exchanger is vertically installed, the air capacity of the thick heating pipe is large, the gas entering the heat exchanger from a pipe network is not easy to block a hot fluid channel, and the circulation of the heating fluid is not influenced or the exhaust through an exhaust valve is convenient; in the prior art, the heating pipe and the pipe diameter heat exchanger are vertical, air blockage is easily caused, hot fluid is not circulated, and a water heater has the defect that the user needs to operate the heat exchanger to dredge and exhaust when heating.

The diameter of a cold water heat absorption pipe 3 in a pipe cavity of a heating pipe 11 is 8mm and the length of the cold water heat absorption pipe is 6m, the cold water heat absorption pipe 3 is wound back and forth to form the effect of stirring a flowing layer, heat of the pipe wall of the heating pipe 11 is transferred to a cold medium in the inner cavity of the cold water pipe, the cold water heat absorption pipe 3 is inserted into the hot medium cavity of the heating pipe 11 to absorb heat quickly by a thin pipe, and a three-layer sleeve design scheme is formed.

The cold water heat absorption pipe coiled in the heating pipe cavity stirs the heating pipe heat flowing layer, so that heat transfer is enhanced, and the heat of the heating pipe cavity is fully absorbed and converted for the second time quickly; when the heat exchanger is not used, the temperature of the stored hot water is 45-55 degrees the same as the temperature of a heating heat source, the hot water flows out through the thin tube of the cold water heat absorption tube, and the cold water is blended to wash the hot water during bathing, so that the detention time of the newly supplemented cold water in the cavity of the shell tube in the first time period is prolonged, the temperature of the hot fluid in the inlet tube section of the heating installation is high, the cold water heat absorption tube 3 is arranged in the cavity of the inlet tube section to quickly increase the temperature of the second heat conduction, which is equal to the time that the first heating time of the cold water newly entering the cavity of the shell tube is prolonged, the temperature of the exchanged cold medium in the three tubes of the heat exchanger is quickly increased, and the temperature of the three tubes of the heat exchanger is the same as the temperature of the heating heat source.

A heating pipe blocking plate 4 or a heating pipe connecting plate 24 is arranged at the port part of the heating pipe 11; a cold water pipe welding hole 14 is punched on the heating pipe blocking plate 4 and/or on the pipe wall of the end part of the heating pipe 11, and an edge is turned outwards, so that the cold water pipe blocking plate and the cold water heat absorption pipe 3 can be conveniently inserted into the welding connection and are not easy to leak water; the heating pipe 11 and the cold water heat absorption pipe 3 are hermetically combined, welded and communicated in the inner cavity of the cold water pipe 1 to form independent channels; one end of a cold water heat absorption pipe 3 inserted into the inner cavity of the heating pipe 11 is welded with a cold water pipe welding hole 14 on the heating pipe blocking plate 4 and communicated with the inner cavity of the cold water pipe 1, and the other end of the cold water heat absorption pipe is welded with a cold water thin pipe welding hole 14 on the heating pipe 11 and then is welded and fixedly connected with a cold water outlet pipe joint; the cold water heat absorption pipe 3 stirs the heat medium layer to enhance heat transfer, so that the heat in the cavity of the heating pipe 11 is sufficiently transferred to the thin pipe diameter for the second time to absorb heat quickly, and the heat exchange quantity is improved; the cold medium flows into the three sleeve cavities for secondary continuous heating, the length of the flow is increased, the heat exchange transfer time is prolonged, and the purposes of heat exchange of a heating heat exchanger, heat exchange of hot water, heat exchange of a heating heat source and maximization of heat efficiency are achieved; or the inlet and outlet of the cold water heat absorption pipe 3 are hermetically connected and communicated with the pipe wall of the heating pipe 11; or the inlet and outlet of the cold water heat absorption pipe 3 are hermetically connected and communicated with a cold water pipe welding hole 14 on the heating pipe blocking plate 4; the cold medium in the cavity of the cold water pipe 1 is designed to flow into the cavity of the cold water heat absorption pipe 3, and the hot fluid is heated for the second time to increase the temperature and prolong the flow time of the cold fluid, and the cold fluid flows out from the cold water outlet pipe joint 7 to realize the exchange effect.

Example 3

As shown in fig. 5, 6 and 10, one end opening of the cold water heat absorption pipe 3 is fixedly connected with a cold water pipe connecting hole 14 on one end wall of the heating pipe 11 in the cold water heat absorption pipe in a welding manner and communicated with the pipe cavity of the cold water pipe 1, and the other end of the cold water heat absorption pipe is fixedly connected with the other end wall of the heating pipe in a sealing manner and connected with a cold water outlet pipe joint in a sealing manner and fixedly connected with the pipe wall of the cold water pipe 1; forming a cold medium flow channel; or a cold water pipe welding hole 14 is punched on the heating pipe blocking plate 4, two ports of the cold water heat absorption pipe 3 are fixedly connected with the cold water pipe welding hole on the heating pipe blocking plate 4 in a welding way, one port is communicated with the inner cavity of the cold water pipe 1, and the other port is fixedly communicated with a cold water outlet pipe joint 7, the pipe wall of the cold water pipe 1 or a shell pipe end sealing blocking plate 5 in a welding way; the cold water heat absorption pipe 3 arranged in the heating pipe cavity is connected with the wall of the heating pipe and connected with the heating pipe blocking plate 4 in various connection modes; the invention aims to enable a cold medium which is preheated and retained in a pipe cavity of a cold water pipe 1 to flow into a cavity of a cold water heat absorption pipe 3 again through a cavity of a warm air pipe to form a three-sleeve warm air conversion water heater with high secondary heating speed, and the three-sleeve structure changes a cold medium flow conduction path, so that the flow path and the exchange heating time of the cold medium are prolonged, turbulent flow is formed, a heat flow layer is disturbed or stirred, the flow and the speed of the cold fluid are controlled, the heat transfer is enhanced, and the heat exchange efficiency is improved.

Example 4

As shown in fig. 10, the heating pipe communicating pipe is divided into a heating pipe communicating straight pipe 13 and a heating pipe communicating bent pipe 23; the heating pipe communicating straight pipe 13 penetrates through the shell pipe flanging hole and is hermetically welded and communicated with the heating pipe connecting hole 15 on the heating pipe 11 into a whole; the two ends of the cold water pipe 1 are fixedly connected with a heating pipe connecting plate 24 in a sealing way, the heating pipe connecting plate 24 is turned outwards and provided with a heating pipe connecting hole 15 which is turned outwards and a heating bent pipe connecting hole 25 which is turned outwards and is beneficial to good welding connection; the heating pipe communication elbow 23 crosses the shell pipe flanging hole and is hermetically and fixedly connected with a heating pipe connecting hole 25 on a heating pipe connecting plate 24; the heating pipe 11 is inserted into the heating pipe connecting hole 15 on the heating pipe connecting plate 24 and is fixedly connected in a sealing way; the shell and tube end socket blocking plate 5 blocks a cavity formed at the port of the heating pipe connecting plate 24 to form a heat medium channel; the heating pipe connecting plate 24 is a circular concave plugging plate, the shell pipe end socket plugging plate 5 is a convex plugging plate, and the convex and concave parts are matched to form a cavity thermal fluid channel.

Example 5

As shown in fig. 10, a heating pipe connecting plate 24 is arranged in the pipe orifice at the end of the cold water pipe 1, and is outwards turned with a heating connecting plate straight edge 19; at least one heating pipe 11 is arranged in the pipe cavity of the cold water pipe 1; the heating pipe connecting plate 24 is provided with a heating pipe connecting hole 15 and a hole turned edge of a heating bent pipe connecting hole 25; the flanging hole is beneficial to the insertion, the fixed connection and the good welding of the heating pipe 11 and the heating communication elbow 23; the heating pipe communication elbow 23 crosses the cold water pipe communication through hole and is hermetically and fixedly connected with the heating pipe connecting plate 24; the heating pipe 11 is fixedly connected with the heating pipe connecting plate 24 in a sealing welding way; wherein, the heating pipe 11 is a thick pipe, and two ends of the pipe wall of the thick pipe are provided with cold water pipe connecting holes 14, which are convenient for the cold water heat absorption pipe 3 to be inserted and tightly and fixedly connected; one end of the cold water heat absorption pipe 3 is fixedly connected with a cold water pipe connecting hole 14 on one end wall of the heating pipe 11 in a welding way and is communicated with the pipe cavity of the cold water pipe 1, and the other end of the cold water heat absorption pipe is fixedly connected with the pipe wall of the heating pipe 1 in a sealing way and is connected with a cold water outlet pipe joint 7 in a sealing way; forming a long heating fast channel of a cold medium flow path; the round concave or D-shaped heating pipe connecting plate 24 is embedded into the two walls of the port of the cold water pipe 1 and is fixedly connected in a sealing welding way; the round convex or D-shaped shell and tube end closure plate 5 and the round concave or D-shaped heating pipe connecting plate 24 are closely matched with each other to close and close the cavity formed by the end closure port part to form a hot fluid channel.

Example 6

As shown in fig. 1, 2, 3, 4, 5, 6 and 15, a flat platform 10 is pressed on the arc-surface pipe wall at the end part of the multiple cold water pipes 1, a shell and pipe flanging hole 12 is punched on the flat platform by single wall punching, and the punched hole on the flat platform is a flat straight-wall opening; the shell tube flanging hole 12 is stretched outwards to form a straight wall opening as a shell tube flanging hole 16; the shell pipe outer flanging hole 16 is directly connected and communicated with the adjacent shell pipe outer flanging hole 16 in a port-to-port welding way to form a multi-branch pipe cold fluid circulation channel; the cold water pipe 1 is welded at the outside of the pipe by the outward flanging hole without obstacles, and the welding quality is good, the welding speed is fast, the yield is high, the stability of the welding bead interface is good, the welding head strength is high, the water leakage is avoided and the like by observing the welding bead molten pool, being controllable and convenient to master.

Example 7

As shown in fig. 7, 8 and 10, a flat table 10 is pressed on two walls of the circular arc tube wall of the port part of the cold water tube 1, a hole is punched on one side of the flat table to form a flat straight wall, a shell tube flanging hole 12 is sequentially punched on the flat table 10, the shell tube flanging hole 12 is stretched outwards to form a shell tube outer flanging 16 with a small aperture, and the shell tube inner flanging is a shell tube inner flanging 17; the diameter of the turned hole 17 in the shell pipe is larger than that of the turned hole, so that the turned hole 16 outside the shell pipe can be conveniently inserted into the turned hole 17 in the shell pipe for good welding and fixing; the straight wall port of the shell pipe outer hole flanging 16 is inserted into the straight wall port of the shell pipe inner hole flanging 17, and the ports of the two holes are connected and communicated in a self-fusing welding manner; the plane platforms 10 with no holes on the adjacent cold water pipes 1 are connected by close riveting and welding, so that the distance between the cold water pipes 1 is reduced, and the product has compact and attractive structure; or the side pipes on the two sides of the heat exchanger are directly welded and communicated with 16 openings of the outer flanging holes of the adjacent shell pipes in an opposite mode, and installation gap holes are reserved, so that the heat exchanger can be conveniently and stably installed by expansion screws.

Example 8

As shown in fig. 11, 12, 13 and 14, a shell-and-tube flanging hole 12 is punched on the single wall of the arc-shaped tube wall at the end part of the cold water tube 1, an arc-shaped hole is formed in the arc surface of the round tube, and the shell tube is communicated with two ports of the round tube 2 and is punched or cut into an arc saddle port; the shell pipe flanging hole 12 is flanged towards the inner cavity of the pipe to form an elliptical hole 18; the shell and tube communicating circular tube 2 is inserted into the elliptical hole 18 and is welded and communicated with the adjacent tubes; a support piece 22 is arranged between the tubes which are not provided with holes at the other end of the round cold water tube to support the adjacent solid stabilizing tubes to form a manifold support communicated shell tube counter-flow cold fluid channel; or the double-wall through hole of the cold water pipe 1 is not required to be provided with the supporting piece 22 to form a mixed flow type heat exchange structure.

Example 9

The shell and tube end socket blocking plate 5 is a circular-arc steamed bun top-shaped, flat-top-shaped plate, or an inward-concave flat-mouth end socket, or a D-shaped plate, and the shell and tube end socket blocking plate 5 is fixedly connected with the cold water pipe 1 in a sealing manner; or the straight wall edge 20 of the shell and tube end socket plugging plate 5 is stretched to be fixedly connected with the opening of the cold water pipe 1 in a butt welding way, so that the appearance shape gives people aesthetic feeling; or the pipe end socket plugging plate 5 is outwards flanged to a convex surface to form a plugging plate straight wall edge 20, and the flanged edge is embedded into the opening of the cold water shell pipe 1 to pinch the two wall edges, so that the sealing and the water leakage are facilitated to be well welded and difficult to occur.

Claims (9)

1. The utility model provides a three sleeve pipe water storage secondary heating heat exchangers of pipe UNICOM, includes: a plurality of cold water pipes (1), a shell pipe end socket blocking plate (5), a heating pipe (11), a heating pipe blocking plate (4) or a heating pipe connecting plate (24) and a heating pipe communicating pipe; a plurality of cold water pipes (1) are communicated in a sealed connection way; at least one heating pipe (11) is arranged in the pipe cavity of the multiple cold water pipes (1), and the multiple heating pipes (11) are communicated in a sealed connection way; the method is characterized in that: a cold water heat absorption pipe (3) is arranged in at least one of the heating pipes (11); a cold water heat absorption pipe (3) inserted into the pipe cavity of the heating pipe (11) is fixedly connected with the inner cavity of the cold water pipe (1) in a sealing way to form a three-sleeve cold medium secondary continuous heating fast channel; the shell and tube end socket blocking plate (5) is fixedly connected with the port part of the cold water pipe (1) in a sealing way; a cold water inlet pipe joint (6), a cold water outlet pipe joint (7), a heating air inlet pipe joint (8) and a heating air outlet pipe joint (9) are hermetically and fixedly connected on the cold water pipe (1) or the shell and tube end closure plate (5).

2. The tube-communicated three-sleeve water storage secondary heating heat exchanger as claimed in claim 1, which is characterized in that: the cold water heat absorption pipe (3) is connected with the heating pipe (11) and/or the heating pipe blocking plate (4) in the cold water heat absorption pipe in a welding manner and is communicated with the inner cavity of the cold water pipe (1), and the other end of the cold water heat absorption pipe is fixedly connected with the cold water outlet pipe joint (7) in a sealing manner.

3. The tube-communicated three-sleeve water storage secondary heating heat exchanger as claimed in claim 1 or 2, which is characterized in that: the cold water heat absorption pipe (3) is fixedly connected with the heating pipe (11) in a welding way and is communicated with the inner cavity of the cold water pipe (1), and the other end of the cold water heat absorption pipe is fixedly connected with the cold water outlet pipe joint (7) in a sealing way; or the cold water heat absorption pipe (3) is fixedly connected with the heating pipe plugging plate (4) in a welding way and communicated with the inner cavity of the cold water pipe (1), and the cold water pipe (1) or the shell and tube end socket plugging plate (5) is connected with the cold water outlet pipe joint (7) in a sealing way.

4. The tube-communicated three-sleeve water storage secondary heating heat exchanger as claimed in claim 1, which is characterized in that: the heating pipe communicating pipe is a heating communicating straight pipe (13) or a heating communicating bent pipe (23); a heating air communicating straight pipe (13) passes through the shell and tube flanging hole (12) and is hermetically welded and communicated with a heating air pipe (11); the heating pipe blocking plate (4) blocks the port part of the heating pipe (11) in a sealing way.

5. The tube-communicated three-sleeve water storage secondary heating heat exchanger as claimed in claim 1 or 4, which is characterized in that: the heating pipe connecting plate (24) is a concave plate, and a heating pipe connecting hole (15) and a heating bent pipe connecting hole (25) are formed in the heating pipe connecting plate (24); a shell and tube flanging hole (12) is punched at the end part of the cold water pipe (1); a heating pipe communication elbow (23) strides over a shell and tube flanging hole (12) and is fixedly connected with a heating pipe connecting plate (24) in a sealing way; the heating pipe (11) is fixedly connected with the heating pipe connecting plate (24) in a sealing welding way; wherein, the wall of the heating pipe (11) is provided with a cold water pipe connecting hole (14) which is convenient for the closed and fixed connection of the cold water heat absorbing pipe (3); the concave heating pipe connecting plate (24) is embedded into the port of the cold water pipe (1) and hermetically and fixedly connected, and the circular convex shell pipe end socket plugging plate (5) is tightly matched, hermetically and fixedly plugged with the concave heating pipe connecting plate (24) to form a hot fluid channel.

6. The tube-communicated three-sleeve water storage secondary heating heat exchanger as claimed in claim 1, which is characterized in that: a shell and tube flanging hole (12) is punched at the end part of the cold water pipe (1); the shell and tube flanging hole (12) of the cold water tube (1) is pressed into a flat platform (10) on the arc surface of the tube wall, and the shell and tube flanging hole (12) is punched on the flat plate of the flat platform (10) in sequence; the shell tube flanging hole (12) is turned outwards and is a shell tube outer flanging hole (16); the shell external hole flanging (16) is in butt joint and airtight fixed connection with the shell external hole flanging (16) ports of the adjacent multiple cold water pipes (1) to form a cold fluid channel.

7. The tube-communicated three-sleeve water storage secondary heating heat exchanger as claimed in claim 1 or 6, which is characterized in that: a shell and tube flanging hole (12) is punched at the end part of the cold water pipe (1); the shell tube flanging hole (12) is a shell tube flanging hole (17) towards the inner cavity flanging hole; the shell pipe outer flanging hole (16) is inserted into the shell pipe inner flanging hole (17), and the ports of the two holes are connected in a self-fusion welding manner; the plane platforms (10) without holes on the adjacent cold water pipes (1) are tightly attached and riveted, or the side pipes on two sides of the cold water pipes (1) are in butt-joint sealing welding communication with the outer holes (16) of the adjacent cold water pipe shells, and an installation gap seam is left.

8. The tube-communicated three-sleeve water storage secondary heating heat exchanger as claimed in claim 1, which is characterized in that: the shell and tube flanging hole (12) pressed on the arc-shaped tube wall of the cold water tube (1) is flanged to the inner cavity to form an elliptical hole (18); the shell and tube communicating circular tube (2) is inserted into the elliptical hole (18) and is hermetically welded and communicated with the adjacent tubes; through holes are formed in the double walls of the two ends of the cold water pipe (1) without arranging supporting pieces (22), or the supporting pieces (22) are arranged on the single wall of the cold water pipe (1) in a hole mode to stabilize adjacent pipes; form a whole channel communicated with the manifold support.

9. The tube-communicated three-sleeve water storage secondary heating heat exchanger as claimed in claim 1, which is characterized in that: the shell and tube end socket blocking plate (5) is a circular arc bun top plate or a flat top plate; or the inward concave flat-mouth end sealing plate or the D-shaped round convex concave end sealing plate is fixedly connected with the cold water pipe (1) in a sealing way; or the shell and tube end socket plugging plate (5) is stretched with a straight wall edge (20) of the plugging plate and is fixedly connected with the cold water pipe (1) in a butt-joint sealing welding way; or the straight wall edge (20) of the pipe end socket plugging plate (5) with the outward turned edge is embedded into the opening of the cold water pipe (1) and the two wall edges are pinched for sealing and fixedly connecting.

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