CN105547018A - Double-tube-plate heat exchanger - Google Patents
Double-tube-plate heat exchanger Download PDFInfo
- Publication number
- CN105547018A CN105547018A CN201610070081.1A CN201610070081A CN105547018A CN 105547018 A CN105547018 A CN 105547018A CN 201610070081 A CN201610070081 A CN 201610070081A CN 105547018 A CN105547018 A CN 105547018A
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- Prior art keywords
- tube
- tube sheet
- heat exchanger
- black box
- double
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Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F28—HEAT EXCHANGE IN GENERAL
- F28D—HEAT-EXCHANGE APPARATUS, NOT PROVIDED FOR IN ANOTHER SUBCLASS, IN WHICH THE HEAT-EXCHANGE MEDIA DO NOT COME INTO DIRECT CONTACT
- F28D7/00—Heat-exchange apparatus having stationary tubular conduit assemblies for both heat-exchange media, the media being in contact with different sides of a conduit wall
- F28D7/16—Heat-exchange apparatus having stationary tubular conduit assemblies for both heat-exchange media, the media being in contact with different sides of a conduit wall the conduits being arranged in parallel spaced relation
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F28—HEAT EXCHANGE IN GENERAL
- F28F—DETAILS OF HEAT-EXCHANGE AND HEAT-TRANSFER APPARATUS, OF GENERAL APPLICATION
- F28F11/00—Arrangements for sealing leaky tubes and conduits
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F28—HEAT EXCHANGE IN GENERAL
- F28F—DETAILS OF HEAT-EXCHANGE AND HEAT-TRANSFER APPARATUS, OF GENERAL APPLICATION
- F28F21/00—Constructions of heat-exchange apparatus characterised by the selection of particular materials
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F28—HEAT EXCHANGE IN GENERAL
- F28F—DETAILS OF HEAT-EXCHANGE AND HEAT-TRANSFER APPARATUS, OF GENERAL APPLICATION
- F28F9/00—Casings; Header boxes; Auxiliary supports for elements; Auxiliary members within casings
- F28F9/007—Auxiliary supports for elements
- F28F9/013—Auxiliary supports for elements for tubes or tube-assemblies
- F28F9/0131—Auxiliary supports for elements for tubes or tube-assemblies formed by plates
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F28—HEAT EXCHANGE IN GENERAL
- F28F—DETAILS OF HEAT-EXCHANGE AND HEAT-TRANSFER APPARATUS, OF GENERAL APPLICATION
- F28F9/00—Casings; Header boxes; Auxiliary supports for elements; Auxiliary members within casings
- F28F9/26—Arrangements for connecting different sections of heat-exchange elements, e.g. of radiators
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- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Heat-Exchange Devices With Radiators And Conduit Assemblies (AREA)
Abstract
The invention relates to the technical field of heat exchange equipment, in particular to a double-tube-plate heat exchanger. The double-tube-plate heat exchanger comprises a shell. A plurality of heat exchange pipes are arranged in the shell and axially parallel to one other. The two ends of the shell are each provided with an end socket. A first tube plate and a second tube plate are sequentially arranged between the shell and one of the end sockets. The shell is fixedly connected with the first tube plate. One of the end sockets is fixedly connected with the second tube plate. A preset interval is set between the first tube plate and the second tube plate. A plurality of adapting pipes are connected between the first tube plate and the second tube plate. The number of the heat exchange pipes is equal to that of the adapting pipes. The ends of the heat exchange pipes are arranged in the first tube plate, the second tube plate and the adapting pipes in a penetrating mode. According to the double-tube-plate heat exchanger, the seal safety performance of the heat exchanger is improved; seal leakage of the first tube plate and/or seal leakage of the second tube plate can be discovered timely, so that the double-tube-plate heat exchanger is convenient to maintain.
Description
Technical field
The present invention relates to technical field of heat exchange equipment, especially relate to a kind of double tube plate heat exchanger.
Background technology
Heat exchanger is widely used in recuperation of heat and anticorrosion field in industry as heat-exchange apparatus, traditional single tube plate 101 sealing means: shown in Fig. 1 and Fig. 2, and single tube plate 101 is pressed between shell flange 102 and tube sheet flange 103 by securing member; The inside of housing 104 and the outside of heat exchanger tube 105 are for serve side 108, and the inner side of end socket 106 and the inner side of heat exchanger tube 105 are called technique side 107, and the inner side of end socket 106 is connected with the inner side of heat exchanger tube 105.Heat exchanger tube 105 inserts in single tube plate 101, and the O type circle 110 between heat exchanger tube 105 and single tube plate 101 and pad 111 seal, by the threaded engagement on threaded pressure cap 109 and single tube plate 101 to O type circle 110 and pad 111 press seal.But, place an order at pressure and temperature the distortion of tube sheet 101, the problems such as O type circle 110 thrust that is aging and pressure cap 109 is limited, its sealing means can not meet seal request, and can not Timeliness coverage its leak, under specific condition, after the medium mixing of technique side 107 and service side 108, have to produce and mutually pollute, or even the risk of blast, because which limit the development in the industry of heat exchanger.Due to the seal form of screw thread on single tube plate 101, limit the selection of single tube plate 101 material, thus limit serviceability temperature and the pressure of heat exchanger.
Summary of the invention
The object of the present invention is to provide a kind of double tube plate heat exchanger, low with the security performance of the sealing solving the heat exchanger existed in prior art, can not Timeliness coverage leak technical problem.
Double tube plate heat exchanger provided by the invention, comprises housing; The inside of described housing is provided with many heat exchanger tubes, and the axis of many described heat exchanger tubes is parallel to each other; The two ends of described housing are provided with end socket; Be disposed with the first tube sheet and the second tube sheet between described housing and described end socket, wherein, described housing is fixedly connected with described first tube sheet, and described second tube sheet is fixedly connected with described end socket; Preset pitch is provided with between described first tube sheet and described second tube sheet; Many adapting pipes are connected with between described first tube sheet and described second tube sheet; The quantity of described heat exchanger tube is equal with the quantity of described adapting pipe; The end of described heat exchanger tube is located in described first tube sheet, described second tube sheet and described adapting pipe.
Further, described first tube sheet is provided with the first shoulder hole, described second tube sheet is provided with second shoulder hole corresponding with the position of described first shoulder hole; The part that the large part in the aperture of described first shoulder hole is large with the aperture of described second shoulder hole is relative; The two ends of described adapting pipe are inserted in the large part in the aperture of the large part in the aperture of described first shoulder hole and described second shoulder hole respectively.
Further, in the part that the aperture of described first shoulder hole is large, be provided with the first black box, in the part that the aperture of described second shoulder hole is large, be provided with the second black box; Described adapting pipe is between described first black box and the second black box; Described first black box and described second black box are all set on described heat exchanger tube.
Further, described first black box and described second black box include multiple pad and multiple sealing ring; Multiple described pad and the interlaced setting of multiple described sealing rings.
Further, described housing is fixed with shell flange, described end socket is fixed with tube sheet flange, described shell flange is fixedly connected with by securing member with described tube sheet flange.
Further, multiple pull bar is provided with between described first tube sheet and described second tube sheet.
Further, also alignment pin is provided with between described first tube sheet and described second tube sheet; The material of described alignment pin is carbon steel and stainless steel, carborundum or polytetrafluoroethylene (PTFE); The material of described pull bar is tantalum metal, carborundum, polytetrafluoroethylene (PTFE).
Further, described preset pitch is 5mm ~ 50mm; Described adapting pipe offers peep hole, and the aperture of described peep hole is 3mm ~ 5mm.
Further, the material of described sealing ring is fluorubber or perfluoroelastomers; The material of described pad is tantalum or polytetrafluoroethylene (PTFE); Described sealing ring is O type circle.
Further, described heat exchanger tube is carborundum tube, graphite-pipe, glass tube, tantalum metal tube or zirconium metal tube; The material of described first tube sheet is carborundum, carbon steel, tantalum metal, zirconium metal or polytetrafluoroethylene (PTFE), and the material of described second tube sheet is carborundum, carbon steel, stainless steel, tantalum metal, zirconium metal or polytetrafluoroethylene (PTFE); The material of described adapting pipe is tantalum metal, zirconium metal, carborundum or polytetrafluoroethylene (PTFE); The material of described housing is glass, enamel, steel lining polytetrafluoroethylene (PTFE), carbon steel or stainless steel.
Compared with prior art, beneficial effect of the present invention is:
Double tube plate heat exchanger provided by the invention, comprises housing; The inside of housing is provided with many heat exchanger tubes, and the axis of many heat exchanger tubes is parallel to each other; The two ends of housing are provided with end socket; Be disposed with the first tube sheet and the second tube sheet between housing and end socket, wherein, housing is fixedly connected with the first tube sheet, and the second tube sheet is fixedly connected with end socket; Preset pitch is provided with between first tube sheet and the second tube sheet; Many adapting pipes are connected with between first tube sheet and the second tube sheet; The quantity of heat exchanger tube is equal with the quantity of adapting pipe; The end of heat exchanger tube is located in the first tube sheet, the second tube sheet and adapting pipe.By arranging preset pitch between the first tube sheet and the second tube sheet, avoid the risk that material in service side and material in technique side can come in contact, and the sealing that leakage and/or the second tube sheet occur in the sealing of space energy Timeliness coverage first tube sheet between the first tube sheet and the second tube sheet is leaked, and is convenient to maintenance; Additionally by adapting pipe, the sealing between heat exchanger tube and the first tube sheet, sealing between heat exchanger tube and the second tube sheet can be strengthened, thus improve the security performance of the sealing of heat exchanger; By replacing the sealing means of screw thread with the first tube sheet and the second tube sheet, make the first tube sheet and the second tube sheet can select to have the material of higher-strength, thus make heat exchanger can bear higher pressure and temperature, increase the scope of application of heat exchanger.
Accompanying drawing explanation
In order to be illustrated more clearly in the specific embodiment of the invention or technical scheme of the prior art, be briefly described to the accompanying drawing used required in detailed description of the invention or description of the prior art below, apparently, accompanying drawing in the following describes is some embodiments of the present invention, for those of ordinary skill in the art, under the prerequisite not paying creative work, other accompanying drawing can also be obtained according to these accompanying drawings.
Fig. 1 is the structural representation of single tube sheet heat exchanger in prior art;
Fig. 2 is the close-up schematic view at A place in Fig. 1;
The structural representation of the double tube plate heat exchanger that Fig. 3 provides for the embodiment of the present invention one;
Fig. 4 is the close-up schematic view at B place in Fig. 3;
The structural representation of the double tube plate heat exchanger that Fig. 5 provides for the embodiment of the present invention two.
Reference numeral:
101-single tube plate; 102-shell flange; 103-tube sheet flange;
104-housing; 105-heat exchanger tube; 106-end socket;
107-technique side; 108-serves side; 109-pressure cap;
110-O type circle; 111-pad; 201-first tube sheet;
202-second tube sheet; 203-sealing ring; 204-adapting pipe;
205-securing member; 206-pull bar; 207-alignment pin.
Detailed description of the invention
Be clearly and completely described technical scheme of the present invention below in conjunction with accompanying drawing, obviously, described embodiment is the present invention's part embodiment, instead of whole embodiments.Based on the embodiment in the present invention, those of ordinary skill in the art, not making the every other embodiment obtained under creative work prerequisite, belong to the scope of protection of the invention.
In describing the invention, it should be noted that, orientation or the position relationship of the instruction such as term " " center ", " on ", D score, "left", "right", " vertically ", " level ", " interior ", " outward " they be based on orientation shown in the drawings or position relationship; be only the present invention for convenience of description and simplified characterization; instead of instruction or imply the device of indication or element must have specific orientation, with specific azimuth configuration and operation, therefore can not be interpreted as limitation of the present invention.In addition, term " first ", " second ", " the 3rd " only for describing object, and can not be interpreted as instruction or hint relative importance.
In describing the invention, it should be noted that, unless otherwise clearly defined and limited, term " installation ", " being connected ", " connection " should be interpreted broadly, and such as, can be fixedly connected with, also can be removably connect, or connect integratedly; Can be mechanical connection, also can be electrical connection; Can be directly be connected, also indirectly can be connected by intermediary, can be the connection of two element internals.For the ordinary skill in the art, concrete condition above-mentioned term concrete meaning in the present invention can be understood.
Embodiment one
Shown in Fig. 3 and Fig. 4, the embodiment of the present invention one provides a kind of double tube plate heat exchanger, comprises housing 104; The inside of housing 104 is provided with many heat exchanger tubes 105, and the axis of many heat exchanger tubes 105 is parallel to each other, and the axis of heat exchanger tube 105 and the axis of housing are parallel to each other; The two ends of housing are provided with end socket 106; Be disposed with the first tube sheet 201 and the second tube sheet 202 between housing and end socket 106, wherein, housing is fixedly connected with the first tube sheet 201, and the second tube sheet 202 is fixedly connected with end socket 106; Be provided with preset pitch d between first tube sheet 201 and the second tube sheet 202, the plate face of the first tube sheet 201 and the plate face of the second tube sheet 202 are parallel to each other; Many adapting pipes 204 are connected with between first tube sheet 201 and the second tube sheet 202; The quantity of heat exchanger tube 105 is equal with the quantity of adapting pipe 204; The end of heat exchanger tube 105 is located in the first tube sheet 201, second tube sheet 202 and adapting pipe 204; The inside of housing and the outside of heat exchanger tube 105 are for serve side 108, the inner side of end socket 106 and the inner side of heat exchanger tube 105 are called technique side 107, the inner side of end socket 106 is connected with the inner side of heat exchanger tube 105, during use, between the material in service side 108 and the material in technique side 107, carry out heat exchange.By arranging preset pitch d between the first tube sheet 201 and the second tube sheet 202, avoid the risk that material in service side 108 and material in technique side 107 can come in contact, and the sealing that leakage and/or the second tube sheet 202 occur in the sealing of space energy Timeliness coverage first tube sheet 201 between the first tube sheet 201 and the second tube sheet 202 is leaked, and is convenient to maintenance; Additionally by adapting pipe 204, the sealing between heat exchanger tube 105 and the first tube sheet 201, sealing between heat exchanger tube 105 and the second tube sheet 202 can be strengthened, thus improve the security performance of the sealing of heat exchanger; By replacing the sealing means of screw thread with the first tube sheet 201 and the second tube sheet 202, make the first tube sheet 201 and the second tube sheet 202 can select to have the material of higher-strength, thus make heat exchanger can bear higher pressure and temperature, increase the scope of application of heat exchanger.
In the present embodiment one, the first tube sheet 201 is provided with the first shoulder hole, the second tube sheet 202 is provided with second shoulder hole corresponding with the position of the first shoulder hole; The part that the large part in the aperture of the first shoulder hole is large with the aperture of the second shoulder hole is relative; The pipe external diameter of adapting pipe 204 is greater than the aperture of the little part in the aperture of the first shoulder hole, and the pipe external diameter of adapting pipe 204 is greater than the aperture of the little part in the aperture of the second shoulder hole; The two ends of adapting pipe 204 are inserted in the large part in the aperture of the large part in the aperture of the first shoulder hole and the second shoulder hole respectively.By the first ladder and the second shoulder hole, adapting pipe 204 is limited between the first tube sheet 201 and the second tube sheet 202, and adapting pipe 204 can play the effect of sealing to a certain extent, that is, to sealing between the first tube sheet 201 and heat exchanger tube 105 and sealing between the second tube sheet 202 and heat exchanger tube 105.
In the present embodiment one, in the part that the aperture of the first shoulder hole is large, be provided with the first black box, in the part that the aperture of the second shoulder hole is large, be provided with the second black box; Adapting pipe 204 is between the first black box and the second black box; First black box and the second black box are all set on heat exchanger tube 105, during use, two ends of adapting pipe 204 push up pressure first black box and the second black box respectively, thus realize sealing, prevent from serving the material from leakage of material in side 108 or technique side 107.By arranging the first black box and the second black box, to realize the sealing between sealing between the first tube sheet 201 and heat exchanger tube 105 and the second tube sheet 202 and heat exchanger tube 105.
In the present embodiment one, the first black box and the second black box include multiple pad 111 and multiple sealing ring 203; Multiple pad 111 and the interlaced setting of multiple sealing ring 203.Specifically, the first black box and the second black box include three pads 111 and two sealing rings 203.In the present embodiment one, illustrate hermetically-sealed construction for the first black box, the hermetically-sealed construction of the second black box, please refer to the description to the first black box.Three pads 111 in first black box and the hermetically-sealed construction of two sealing rings 203 are: two sealing rings 203 are clipped between two adjacent pads 111 respectively, such sealing ring 203 can under the effect of two pads 111, realize stressed uniformly, play good sealing function, in addition, sealing ring 203 and the seal combination of pad 111, enhance the performance of sealing.
In the present embodiment one, housing is fixed with shell flange 102, end socket 106 is fixed with tube sheet flange 103, shell flange 102 is fixedly connected with by securing member 205 with tube sheet flange 103.Can will realize the first tube sheet 201 and the second tube sheet 202 pairs of adapting pipes 204 apply pressure by shell flange 102, tube sheet flange 103 and securing member 205, thus make adapting pipe 204 apply axial pressure to the first black box and the second black box.Specifically, shell flange 102 and tube sheet flange 103 are strained by securing member 205 in opposite directions, thus can make the first tube sheet 201 and the second tube sheet 202 that motion in opposite directions or movement tendency occur, pipe external diameter due to adapting pipe 204 is greater than the aperture of the little part in the aperture of the first shoulder hole, and the pipe external diameter of adapting pipe 204 is greater than the aperture of the little part in the aperture of the second shoulder hole, thus the first tube sheet 201 and the second tube sheet 202 pairs of adapting pipes 204 are exerted a force, and then realize the first black box and the second black box force, realize sealing.
In the present embodiment one, securing member 205 is carbon steel screw rod, during use, can adopt spring shim 111, strengthen fastening force.
In the present embodiment one, between the first tube sheet 201 and the second tube sheet 202, be provided with multiple pull bar 206.Specifically, the quantity of pull bar 206 is 4 ~ 8, and multiple pull bar 206 is evenly located on the first tube sheet 201 and the second tube sheet 202.When distance between the first tube sheet 201 and the second tube sheet 202 is excessive, reduced the spacing of the first tube sheet 201 and the second tube sheet 202 by adjusting yoke 206, and strengthen the thrust between the first tube sheet 201 and the second tube sheet 202.
In the present embodiment one, pull bar 206 is screw rod, and screw rod has been threaded nut, strengthens the thrust between the first tube sheet 201 and the second tube sheet 202 by screw on nut.It should be noted that, in the present embodiment one, the fixed form of pull bar 206 can also adopt alternate manner, such as, pull bar 206 is screw rod, and the first tube sheet 201 is provided with internal thread hole, and screw rod is through after the second tube sheet 202, screw rod through internal thread hole, reaches fastening first tube sheet 201 and the second tube sheet 202 by screwing screw rod again.
In the present embodiment one, preset pitch d is 5mm ~ 50mm.Specifically, preset pitch d can be 5mm, 10mm, 15mm, 20mm, 25mm, 30mm or 40mm.Adapting pipe offers peep hole, and the aperture of peep hole is 3mm ~ 5mm, and specifically, the aperture of peep hole is 4mm.Can so that observe and whether leak by peep hole.
In the present embodiment one, the material of sealing ring 203 is fluorubber or perfluoroelastomers; The material of pad 111 is tantalum or polytetrafluoroethylene (PTFE); Sealing ring 203 is O type circle.Need to say, the bar of pad 111 can also be the corrosion-resistant metal of other type.
In the present embodiment one, heat exchanger tube 105 is carborundum tube, graphite-pipe, glass tube, glass lining pipe, tantalum metal tube or zirconium metal tube; The material of the first tube sheet 201 is carborundum, carbon steel, tantalum metal, zirconium metal, polytetrafluoroethylene (PTFE), fiberglass reinforced polytetrafluoroethylene (PTFE), steel lining polytetrafluoroethylene (PTFE), glass, enamel or graphite, and the material of the second tube sheet 202 is carborundum, carbon steel, stainless steel, tantalum metal, zirconium metal, polytetrafluoroethylene (PTFE), fiberglass reinforced polytetrafluoroethylene (PTFE), steel lining polytetrafluoroethylene (PTFE), glass, enamel or graphite; The material of adapting pipe 204 is tantalum metal, zirconium metal, carborundum, polytetrafluoroethylene (PTFE), fiberglass reinforced polytetrafluoroethylene (PTFE), steel lining polytetrafluoroethylene (PTFE), glass, enamel or graphite.
In the present embodiment one, the material of pull bar 206 is tantalum metal, carborundum, polytetrafluoroethylene (PTFE) or fiberglass reinforced polytetrafluoroethylene (PTFE).
In the present embodiment one, the material of housing 104 is glass, enamel, steel lining polytetrafluoroethylene (PTFE), carbon steel or stainless steel.The material of end socket 106 is glass, enamel, steel lining fluorine plastics, carbon steel or stainless steel.
Embodiment two
Double tube plate heat exchanger in the present embodiment two is the improvement on embodiment one basis, and technology contents not repeated description disclosed in embodiment one, disclosed in embodiment one, content also belongs to content disclosed in the present embodiment.
Shown in Figure 5, be also provided with alignment pin 207 between the first tube sheet and the second tube sheet, the quantity of alignment pin is one or more; Specifically, the first tube sheet is provided with the first location ladder blind hole, the second tube sheet is provided with the second ladder blind hole that the position of locating ladder blind hole with described first is corresponding; Alignment pin 207 is installed between the first location ladder blind hole and the second location ladder blind hole, by alignment pin 207, first ladder blind hole and the second ladder blind hole, when can realize heat exchanger tube installation, heat exchanger tube accurately can pass the first shoulder hole and the second shoulder hole, and can prevent because the first tube sheet and the second tube sheet misplace, cause damaging heat exchanger tube.The material of alignment pin is carbon steel and stainless steel, carborundum or polytetrafluoroethylene (PTFE).It should be noted that, in the present embodiment two, the face area of the first tube sheet and the second tube sheet can be increased, make securing member pass the first tube sheet and the second tube sheet; Because securing member adopts carbon steel screw rod, therefore install a clamp nut at carbon steel screw rod, and this clamp nut is between the first tube sheet and the second tube sheet, clamp nut, for strengthening the connection between the second tube sheet and end socket, strengthens sealing, Leakage prevention.
Embodiment three
Double tube plate heat exchanger in the present embodiment three is the improvement on embodiment one basis, and technology contents not repeated description disclosed in embodiment one, disclosed in embodiment one, content also belongs to content disclosed in the present embodiment.
In the present embodiment three, detector for hazardous gas is provided with between first tube sheet 201 and the second tube sheet 202, that is, detector for hazardous gas is arranged on the space between the first tube sheet 201 and the second tube sheet 202, leaked by the sealing generation leakage of detector for hazardous gas energy Timeliness coverage first tube sheet 201 and/or the sealing of the second tube sheet 202 like this, be convenient to maintenance.
Last it is noted that above each embodiment is only in order to illustrate technical scheme of the present invention, be not intended to limit; Although with reference to foregoing embodiments to invention has been detailed description, those of ordinary skill in the art is to be understood that: it still can be modified to the technical scheme described in foregoing embodiments, or carries out equivalent replacement to wherein some or all of technical characteristic; And these amendments or replacement, do not make the essence of appropriate technical solution depart from the scope of various embodiments of the present invention technical scheme.
Claims (10)
1. a double tube plate heat exchanger, is characterized in that, comprises housing; The inside of described housing is provided with many heat exchanger tubes, and the axis of many described heat exchanger tubes is parallel to each other; The two ends of described housing are provided with end socket; Be disposed with the first tube sheet and the second tube sheet between described housing and described end socket, wherein, described housing is fixedly connected with described first tube sheet, and described second tube sheet is fixedly connected with described end socket; Preset pitch is provided with between described first tube sheet and described second tube sheet; Many adapting pipes are connected with between described first tube sheet and described second tube sheet; The quantity of described heat exchanger tube is equal with the quantity of described adapting pipe; The end of described heat exchanger tube is located in described first tube sheet, described second tube sheet and described adapting pipe.
2. double tube plate heat exchanger according to claim 1, is characterized in that, described first tube sheet is provided with the first shoulder hole, and described second tube sheet is provided with second shoulder hole corresponding with the position of described first shoulder hole; The part that the large part in the aperture of described first shoulder hole is large with the aperture of described second shoulder hole is relative; The two ends of described adapting pipe are inserted in the large part in the aperture of the large part in the aperture of described first shoulder hole and described second shoulder hole respectively.
3. double tube plate heat exchanger according to claim 2, is characterized in that, is provided with the first black box in the part that the aperture of described first shoulder hole is large, is provided with the second black box in the part that the aperture of described second shoulder hole is large; Described adapting pipe is between described first black box and the second black box; Described first black box and described second black box are all set on described heat exchanger tube.
4. double tube plate heat exchanger according to claim 3, is characterized in that, described first black box and described second black box include multiple pad and multiple sealing ring; Multiple described pad and the interlaced setting of multiple described sealing rings.
5. the double tube plate heat exchanger according to any one of claim 1-4, is characterized in that, described housing is fixed with shell flange, described end socket is fixed with tube sheet flange, and described shell flange is fixedly connected with by securing member with described tube sheet flange.
6. the double tube plate heat exchanger according to any one of claim 1-4, is characterized in that, is provided with multiple pull bar between described first tube sheet and described second tube sheet.
7. double tube plate heat exchanger according to claim 6, is characterized in that, is also provided with alignment pin between described first tube sheet and described second tube sheet; The material of described alignment pin is carbon steel and stainless steel, carborundum or polytetrafluoroethylene (PTFE); The material of described pull bar is tantalum metal, carborundum, polytetrafluoroethylene (PTFE).
8. the hot device of the double tubesheet according to any one of claim 1-4, is characterized in that, described preset pitch is 5mm ~ 50mm; Described adapting pipe offers peep hole, and the aperture of described peep hole is 3mm ~ 5mm.
9. double tube plate heat exchanger according to claim 4, is characterized in that, the material of described sealing ring is fluorubber or perfluoroelastomers; The material of described pad is tantalum or polytetrafluoroethylene (PTFE); Described sealing ring is O type circle.
10. the double tube plate heat exchanger according to any one of claim 1-4, is characterized in that, described heat exchanger tube is carborundum tube, graphite-pipe, glass tube, tantalum metal tube or zirconium metal tube; The material of described first tube sheet is carborundum, carbon steel, tantalum metal, zirconium metal or polytetrafluoroethylene (PTFE), and the material of described second tube sheet is carborundum, carbon steel, stainless steel, tantalum metal, zirconium metal or polytetrafluoroethylene (PTFE); The material of described adapting pipe is tantalum metal, zirconium metal, carborundum or polytetrafluoroethylene (PTFE); The material of described housing is glass, enamel, steel lining polytetrafluoroethylene (PTFE), carbon steel or stainless steel.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610070081.1A CN105547018B (en) | 2016-02-01 | 2016-02-01 | Double tube plate heat exchanger |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610070081.1A CN105547018B (en) | 2016-02-01 | 2016-02-01 | Double tube plate heat exchanger |
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| CN105547018A true CN105547018A (en) | 2016-05-04 |
| CN105547018B CN105547018B (en) | 2017-08-25 |
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| CN201610070081.1A Active CN105547018B (en) | 2016-02-01 | 2016-02-01 | Double tube plate heat exchanger |
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| CN105910474A (en) * | 2016-06-29 | 2016-08-31 | 李志典 | Multi-pipe-plate heat exchanger |
| CN106215636A (en) * | 2016-08-30 | 2016-12-14 | 无锡英罗唯森科技有限公司 | Falling-film absorber |
| CN106225524A (en) * | 2016-08-30 | 2016-12-14 | 无锡英罗唯森科技有限公司 | Single tube sheet heat exchanger |
| CN107478077A (en) * | 2017-09-26 | 2017-12-15 | 无锡英罗唯森科技有限公司 | Silicon carbide heat exchanger and heat-exchange system |
| CN107894182A (en) * | 2017-11-30 | 2018-04-10 | 南通星球石墨设备有限公司 | A kind of carborundum graphite tubular heat exchanger |
| CN108151575A (en) * | 2018-02-09 | 2018-06-12 | 无锡英罗唯森科技有限公司 | Composite tube for heat exchanger plate and the heat exchanger comprising the clad tubesheet |
| CN108709453A (en) * | 2018-08-06 | 2018-10-26 | 常州奥特斯丹智能装备科技有限公司 | Two-tube plate heat dissipating device is adjusted |
| CN108709454A (en) * | 2018-08-06 | 2018-10-26 | 常州奥特斯丹智能装备科技有限公司 | Heat exchanging tube for condensator plate |
| CN108800999A (en) * | 2018-05-11 | 2018-11-13 | 王若锴 | A kind of heat exchanger |
| CN109945696A (en) * | 2019-03-12 | 2019-06-28 | 山东豪迈机械制造有限公司 | Heat exchanger |
| CN110174018A (en) * | 2019-04-08 | 2019-08-27 | 无锡市钱桥化工机械有限公司 | Economic benefits and social benefits and the heat-exchange system that cooling thermal impact can be reduced |
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