CN203405104U - Float head heat exchanger with spirally wound pipes - Google Patents
Float head heat exchanger with spirally wound pipes Download PDFInfo
- Publication number
- CN203405104U CN203405104U CN201320348401.7U CN201320348401U CN203405104U CN 203405104 U CN203405104 U CN 203405104U CN 201320348401 U CN201320348401 U CN 201320348401U CN 203405104 U CN203405104 U CN 203405104U
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- Prior art keywords
- heat exchanger
- shell cover
- shell
- tube
- flange
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Withdrawn - After Issue
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- 238000007667 floating Methods 0.000 claims abstract description 46
- 238000007789 sealing Methods 0.000 claims abstract description 46
- 239000010410 layer Substances 0.000 claims description 34
- 239000000789 fastener Substances 0.000 claims description 18
- 238000004804 winding Methods 0.000 claims description 16
- 230000000875 corresponding Effects 0.000 claims description 12
- 239000000945 filler Substances 0.000 claims description 8
- 239000011229 interlayer Substances 0.000 claims description 8
- 239000012530 fluid Substances 0.000 abstract description 16
- 230000000694 effects Effects 0.000 abstract description 8
- 238000004140 cleaning Methods 0.000 abstract description 4
- 238000010586 diagram Methods 0.000 description 4
- 239000003795 chemical substances by application Substances 0.000 description 3
- 238000010438 heat treatment Methods 0.000 description 3
- 238000004519 manufacturing process Methods 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 238000009826 distribution Methods 0.000 description 2
- 210000003128 Head Anatomy 0.000 description 1
- 210000001331 Nose Anatomy 0.000 description 1
- 230000002457 bidirectional Effects 0.000 description 1
- 238000005039 chemical industry Methods 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 238000004043 dyeing Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000006011 modification reaction Methods 0.000 description 1
- 238000003825 pressing Methods 0.000 description 1
- 238000007639 printing Methods 0.000 description 1
- 230000001681 protective Effects 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
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Abstract
The utility model discloses a float head heat exchanger with spirally wound pipes, which comprises a heat exchanger housing. The two ends of the heat exchanger housing are respectively provided with a first housing head sealing device and a second housing head sealing device. A heat exchanger core which can be drawn out of the heat exchanger housing is packaged inside the heat exchanger housing. The second housing head sealing device can be dismounted from the heat exchanger housing. Then the heat exchanger core and a pipe casing sealing head connected with the heat exchanger core can be drawn out of the heat exchanger housing together. The maintenance and cleaning of heat exchange pipes can be facilitated. The float head heat exchanger with a simple structure is convenient to operate. A floating pipe plate, a pipe casing sealing head flange and the pipe casing sealing head can move with the heat expansion and cold contraction of a pipe bundle layer inside the heat exchanger housing. Pulling and pushing force of the heat exchange pipes on the pipe casing sealing head and the second housing head sealing device can be eliminated. The arrangement of the spiral pipe bundle layer is conducive to improving the working stability of the heat exchanger. The structure makes the turbulent flow effects significantly enhanced when fluids are flowing inside the heat exchange pipes. The heat exchange coefficient is further improved.
Description
Technical field
The utility model relates to field of heat exchangers, relates in particular to a kind of shell-and-tube heat exchanger with spiral winding pipe.
Background technology
Heat exchanger is a kind of device that in tube side and shell side, medium carries out heat exchange that utilizes, at present conventional heat exchanger is with board-like in the majority with tubular type, and shell-and-tube heat exchanger because of its applying pressure and stability range wide, manufacture simple advantage and be widely adopted, especially in fields such as oil, chemical industry and printing and dyeing.In the heat exchanger using at present, be provided with the tube bank of straight pipe type heating agent more, this heat exchanger mainly contains following shortcoming: it is larger that heating agent is restrained managed degree system, therefore heating agent tube bank length is less, add medium flows evenly in straight tube, make the turbulence effects of heat exchanger poor, cause heat transfer effect not obvious, be unfavorable for improving heat exchange efficiency.Above-mentioned heat exchanger mostly is movable tube sheets heat exchanger, and tube bank is cleaned and need dismounting be raised the nose above water to breathe, and cleaning is inconvenient, and can have certain active force between the tube sheet of floating head end and cylindrical shell, is unfavorable for heat exchanger heat exchange operation steady in a long-term.Floating head structure has also increased the manufacture difficulty of heat exchanger, and its cost also increases thereupon.
Summary of the invention
Technical problem to be solved in the utility model is to provide the spiral winding pipe movable tube sheets heat exchanger that a kind of turbulence effects is good, the coefficient of heat transfer is high, easy to maintenance.
For solving the problems of the technologies described above, the technical solution of the utility model is: spiral winding pipe movable tube sheets heat exchanger, comprising:
Heat exchanger shell, comprise the shell side adapter being arranged on described heat exchanger shell, described shell side is taken over and is provided with shell side pipe connecting flange, the two ends of described heat exchanger shell are fixed with respectively housing outward flange, and described housing outward flange is provided with the housing outward flange connecting hole being positioned at outside described heat exchanger shell cross section;
The first shell cover device, be fixedly mounted on one end of described heat exchanger shell, comprise the first shell cover, described the first shell cover is fixedly connected with the first shell cover flange, described the first shell cover flange is provided with the first shell cover flange connecting hole corresponding with described housing outward flange connecting hole, between described housing outward flange connecting hole and described the first shell cover flange connecting hole, be connected with the first shell cover threaded fastener, between described the first shell cover and the faying face of described housing outward flange, be provided with the first shell cover sealing device;
Heat exchanger core, comprise and can be inserted into from the centre bore of described housing outward flange the floating tubesheet in described heat exchanger shell, described floating tubesheet is provided with floating tubesheet connecting hole, and described floating tubesheet is positioned at one end of described the first shell cover device, on described floating tubesheet, be welded with heat exchanger tube, described floating tubesheet outside is provided with the bobbin carriage cover flange corresponding with described floating tubesheet, on described bobbin carriage cover flange, be fixedly connected with bobbin carriage end socket, between described bobbin carriage end socket and described floating tubesheet, be provided with bobbin carriage end socket threaded fastener, between described bobbin carriage end socket and the faying face of described floating tubesheet, be provided with bobbin carriage end socket sealing device, the other end of described heat exchanger tube is welded with a minute journey tube sheet, and the neighboring of described minute journey tube sheet is between described housing outward flange connecting hole and the centre bore of described housing outward flange, described heat exchanger tube comprises the tube bank layer that at least one helical layer arranges, and is provided with tube bank layer spacer assembly between described tube bank layer,
The second shell cover device, be fixedly mounted on the other end of described heat exchanger shell, comprise the second shell cover, on described the second shell cover, being fixed with the first tube side adapter and the second tube side takes over, the outer end that described the first tube side is taken over is fixedly connected with the first tube side flange, the outer end that described the second tube side is taken over is fixedly connected with the second tube side flange, the outer end of described the second shell cover is fixedly connected with the second shell cover flange, described the second shell cover flange is provided with the second shell cover flange connecting hole corresponding with described housing outward flange connecting hole, the diameter of the centre bore of described the second shell cover flange is less than the external diameter of described minute journey tube sheet, described the second shell cover is inner and within described minute, between journey tube sheet, be fixed with a minute journey plate, between described housing outward flange connecting hole and described the second shell cover flange connecting hole, the second shell cover threaded fastener is installed, within described minute, journey tube sheet is clamped between described housing outward flange and described the second shell cover flange, between described minute journey tube sheet, described housing outward flange and the faying face of described the second shell cover flange, is respectively equipped with the second shell cover sealing device.
As preferred technical scheme, described the first shell cover threaded fastener comprises the connecting bolt being arranged between described the first shell cover flange connecting hole and described housing outward flange connecting hole, and described connecting bolt end is provided with the attaching nut who is used in conjunction with.
As preferred technical scheme, described the first shell cover sealing device comprises the first sealing gasket being provided with between described the first shell cover flange and described housing outward flange.
As preferred technical scheme, described bobbin carriage end socket threaded fastener comprises the fastening bolt being arranged between described floating tubesheet connecting hole and described bobbin carriage cover flange connecting hole, and described fastening bolt end is provided with the clamp nut being used in conjunction with.
As preferred technical scheme, described bobbin carriage end socket sealing device comprises the second sealing gasket being provided with between described bobbin carriage cover flange and described floating tubesheet.
As preferred technical scheme, described the second shell cover threaded fastener comprises the clamping screw being arranged between described housing outward flange connecting hole and described the second shell cover flange connecting hole, and described clamping screw end is provided with the locking nut being used in conjunction with.
As preferred technical scheme, described the second shell cover sealing device comprises the 3rd sealing gasket being provided with between described minute journey tube sheet and described housing outward flange, and the 4th sealing gasket being provided with between described minute journey tube sheet and described the second shell cover flange.
As preferred technical scheme, described heat exchanger tube comprises the tube bank layer that at least two helical layers arrange, and the hand of spiral of adjacent described tube bank layer is contrary.
As preferred technical scheme, the mouth of pipe place taking over corresponding to described shell side in described heat exchanger shell is provided with impingement baffle, and described impingement baffle is individually fixed on adjacent described floating tubesheet or described minute journey tube sheet.
As the improvement to technique scheme, described tube bank layer spacer assembly comprises the interlayer filler strip being plugged between described tube bank layer.
Owing to having adopted technique scheme, the beneficial effects of the utility model are: the second shell cover device can disassemble from heat exchanger shell, and then extract out outside heat exchanger shell together with heat exchanger core and the bobbin carriage end socket that links together with it, facilitate maintenance and the cleaning of heat exchanger tube, simple in structure, easy to operate; Described floating tubesheet, bobbin carriage cover flange and bobbin carriage end socket can move along with expanding with heat and contract with cold of tube bank layer in described heat exchanger shell, have eliminated pulling force and the thrust of heat exchanger tube to bobbin carriage end socket and the second shell cover device; The setting of helical bundle layer, contributes to improve the stability of heat exchanger work, and this structure has greatly strengthened turbulence effects when fluid is flowed in heat exchanger tube, has improved the coefficient of heat transfer.
accompanying drawing explanation
The following drawings is only intended to the utility model to schematically illustrate and explain, does not limit scope of the present utility model.Wherein:
Fig. 1 is the structural representation of the utility model embodiment;
Fig. 2 is the part enlarged diagram of the utility model embodiment the first shell cover device end;
Fig. 3 is the part enlarged diagram of the utility model embodiment the second shell cover device end;
Fig. 4 is the distribution schematic diagram of the utility model embodiment interlayer filler strip;
In figure: 1-heat exchanger shell; 2-shell side is taken over; 3-shell side pipe connecting flange; 4-housing outward flange; 5-housing outward flange connecting hole; 6-the first shell cover; 7-the first shell cover flange; 8-the first shell cover flange connecting hole; 9-connecting bolt; 10-attaching nut; 11-the first sealing gasket; 12-floating tubesheet; 13-floating tubesheet connecting hole; 14-heat exchanger tube; 15-divides journey tube sheet; 16-bobbin carriage end socket; 17-bobbin carriage cover flange; 18-bobbin carriage cover flange connecting hole; 19-the first tube side flange; 20-the second tube side flange; 21-the first tube side is taken over; 22-the second tube side is taken over; 23-the second shell cover; 24-the second shell cover flange; 25-the second shell cover flange connecting hole; 26-divides journey plate; 27-fastening bolt; 28-clamp nut; 29-the second sealing gasket; 30-clamping screw; 31-locking nut; 32-the 3rd sealing gasket; 33-the 4th sealing gasket; 34-interlayer filler strip; 35-impingement baffle.
The specific embodiment
Below in conjunction with drawings and Examples, further set forth the utility model.In the following detailed description, only by the mode of explanation, some one exemplary embodiment of the present utility model has been described.Undoubtedly, those of ordinary skill in the art can recognize, in the situation that not departing from spirit and scope of the present utility model, can to described embodiment, revise by various mode.Therefore, accompanying drawing is illustrative with being described in essence, rather than for limiting the protection domain of claim.
As shown in Figure 1, spiral winding pipe movable tube sheets heat exchanger, comprise heat exchanger shell 1, described heat exchanger shell 1 comprises the shell side adapter 2 being arranged on described heat exchanger shell 1, described shell side is taken over 2 and is provided with shell side pipe connecting flange 3, described shell side adapter 2 and described shell side pipe connecting flange 3 are set to respectively two groups, wherein described in one group shell side take over 2 and described shell side pipe connecting flange 3 as the entrance to described heat exchanger shell 1 interior input fluid, and another group is as the outlet that the fluid in described heat exchanger shell 1 is derived, the two ends of described heat exchanger shell 1 are fixed with respectively housing outward flange 4, described housing outward flange 4 is provided with the housing outward flange connecting hole 5 being positioned at outside described heat exchanger shell 1 cross section.
As depicted in figs. 1 and 2, in one end of described heat exchanger shell 1, be connected with the first shell cover device, described the first shell cover device comprises the first shell cover 6, described the first shell cover 6 is fixedly connected with the first shell cover flange 7, and described the first shell cover flange 7 is provided with the first shell cover flange connecting hole 8 corresponding with described housing outward flange connecting hole 5.Between described housing outward flange connecting hole 5 and described the first shell cover flange connecting hole 8, be connected with the first shell cover threaded fastener, between described the first shell cover 6 and the faying face of described housing outward flange 4, be provided with the first shell cover sealing device.Wherein said the first shell cover threaded fastener comprises the connecting bolt 9 being arranged between described the first shell cover flange connecting hole 8 and described housing outward flange connecting hole 5, and described connecting bolt 9 ends are provided with the attaching nut 10 who is used in conjunction with.Described the first shell cover sealing device comprises the first sealing gasket 11 being provided with between described the first shell cover flange 7 and described housing outward flange 4, the first sealing gasket 11 can prevent that the fluid earial drainage in heat exchanger shell 1 is outside to heat exchanger, contributes to guarantee the security of use.
As shown in Figure 1, in described heat exchanger shell 1, be provided with heat exchanger core, described heat exchanger core comprises can be inserted into from the centre bore of described housing outward flange 4 floating tubesheet 12 in described heat exchanger shell 1, described floating tubesheet 12 is provided with floating tubesheet connecting hole 13, and described floating tubesheet 12 is positioned at one end of described the first shell cover device, on described floating tubesheet 12, be welded with heat exchanger tube 14, described floating tubesheet 12 outsides are provided with the bobbin carriage cover flange 17 corresponding with described floating tubesheet 12, on described bobbin carriage cover flange 17, be fixedly connected with bobbin carriage end socket 16, between described bobbin carriage end socket 16 and described floating tubesheet 12, be provided with bobbin carriage end socket threaded fastener, between described bobbin carriage end socket 16 and the faying face of described floating tubesheet 12, be provided with bobbin carriage end socket sealing device, wherein said bobbin carriage end socket threaded fastener comprises the fastening bolt 27 being arranged between described floating tubesheet connecting hole 13 and described bobbin carriage cover flange connecting hole 18, and described fastening bolt 27 ends are provided with the clamp nut 28 being used in conjunction with.Described bobbin carriage end socket sealing device comprises the second sealing gasket 29 being provided with between described bobbin carriage cover flange 17 and described floating tubesheet 12, the second sealing gasket 29 circles can prevent that the fluid in heat exchanger shell 1 is left in bobbin carriage end socket 16, prevent that it from accumulating phenomenon in the interior generation of bobbin carriage end socket 16.The other end of described heat exchanger tube 14 is welded with a minute journey tube sheet 15, and the neighboring of described minute journey tube sheet 15 is between described housing outward flange connecting hole 5 and the centre bore of described housing outward flange 4; Described heat exchanger tube 14 comprises the tube bank layer that at least one helical layer arranges, and is provided with tube bank layer spacer assembly between described tube bank layer.
As shown in figures 1 and 3, in one end of described heat exchanger shell 1, be connected with the second shell cover device, described the second shell cover device comprises the second shell cover 23, on described the second housing 23 end sockets, be fixed with the first tube side and take over the 21 and second tube side adapter 22, the outer end of described the first tube side adapter 21 is fixedly connected with the first tube side flange 19, the outer end of described the second tube side adapter 22 is fixedly connected with the second tube side flange 20, the outer end of described the second shell cover 23 is fixedly connected with the second shell cover flange 24, described the second shell cover flange 24 is provided with the second shell cover flange connecting hole 25 corresponding with described housing outward flange connecting hole 5, the diameter of the centre bore of described the second shell cover flange 24 is less than the external diameter of described minute journey tube sheet 15, described the second shell cover 23 is inner and within described minute, between journey tube sheet 15, be fixed with a minute journey plate 26, between described housing outward flange connecting hole 5 and described the second shell cover flange connecting hole 25, the second shell cover threaded fastener is installed, within described minute, journey tube sheet 15 is clamped between described housing outward flange 4 and described the second shell cover flange 24, between described minute journey tube sheet 15, described housing outward flange 4 and the faying face of described the second shell cover flange 24, is respectively equipped with the second shell cover sealing device.Wherein said the second shell cover threaded fastener comprises the clamping screw 30 being arranged between described housing outward flange connecting hole 5 and described the second shell cover flange connecting hole 25, and described clamping screw 30 ends are provided with the locking nut 31 being used in conjunction with.And described the second shell cover sealing device comprises the 3rd sealing gasket 32 being provided with between described minute journey tube sheet 15 and described housing outward flange 4, and the 4th sealing gasket 33 being provided with between described minute journey tube sheet 15 and described the second shell cover flange 24, the 3rd sealing gasket 32 can prevent that the fluid in heat exchanger shell 1 from flowing out, and the 4th sealing gasket 33 can prevent that the fluid in the second shell cover 23 from flowing out, use relatively safety and stability.
Heat exchanger tube 14 of the present utility model has adopted bidirectional multi-layer spiral winded type tube bank layer structure, be that heat exchanger tube 14 is multilayer loop overlapping shape from the inside to the outside, and the hand of spiral between adjacent two layers tube bank layer is contrary, this structure can make fluid in the interior turbulence effects that improves greatly when mobile of heat exchanger tube 14, and then improves the coefficient of heat transfer.And because heat exchanger tube 14 has used spiral winded type structure, under the certain prerequisite of heat exchanger shell 1 length, make the length of heat exchanger tube 14 increase to the three-to-four-fold of traditional tubular heat exchanger tubulation length, increased the flow process of fluid in heat exchanger tube 14, make tube side inner fluid obtain sufficient heat exchange, further improved heat exchange efficiency.Described tube bank layer spacer assembly comprises the interlayer filler strip 34 being plugged between described tube bank layer, be illustrated in figure 4 the distribution schematic diagram of interlayer filler strip, interlayer filler strip 34 can will be carried the tube bank layer of fluid and outside heat exchanger, carry the tube bank layer of fluid to separate in heat exchanger, to guarantee heat exchange effect, prevent that the fluid after heat exchange from being heated again, interlayer filler strip 34 makes there is certain gap between adjacent two-layer tube bank layer simultaneously, so that the flowing of heat exchanger shell 1 inner fluid, to guarantee heat exchange efficiency.
Mouth of pipe place corresponding to described shell side adapter 2 in described heat exchanger shell 1 is provided with impingement baffle 35, and described impingement baffle 35 is individually fixed on adjacent described floating tubesheet 12 or described minute journey tube sheet 15.In the present embodiment, impingement baffle 35 is separately fixed on described floating tubesheet 12 and described minute journey tube sheet 15; described impingement baffle 35 can be protected heat exchanger tube 14 effectively; prevent heat exchanger tube 14 to be subject to fluid impact for a long time and be worn; and described impingement baffle 35 is set to folded structure, to improve its protective value.
Spiral winding tubular construction of the present utility model has been eliminated pulling force and the thrust of 14 pairs of floating tubesheets of heat exchanger tube 12 and minute journey tube sheet 15 substantially, contributes to protect floating tubesheet 12 and minute journey tube sheet 15.And between minute journey tube sheet 15 and heat exchanger shell 1 for being rigidly connected, and between floating tubesheet 12 and minute journey tube sheet 15 and heat exchanger tube 14 for flexibly connecting, install to manufacture simpler.And after clamping screw 30 and connecting bolt 9 lay down, heat exchanger tube 14 can be disassembled and cleans, use convenient.
More than show and described basic principle of the present utility model, principal character and advantage of the present utility model.The technical staff of the industry should understand; the utility model is not restricted to the described embodiments; that in above-described embodiment and description, describes just illustrates principle of the present utility model; do not departing under the prerequisite of the utility model spirit and scope; the utility model also has various changes and modifications, and these changes and improvements all fall within the scope of claimed the utility model.The claimed scope of the utility model is defined by appending claims and equivalent thereof.
Claims (10)
1. spiral winding pipe movable tube sheets heat exchanger, is characterized in that, comprising:
Heat exchanger shell, comprise the shell side adapter being arranged on described heat exchanger shell, described shell side is taken over and is provided with shell side pipe connecting flange, the two ends of described heat exchanger shell are fixed with respectively housing outward flange, and described housing outward flange is provided with the housing outward flange connecting hole being positioned at outside described heat exchanger shell cross section;
The first shell cover device, be fixedly mounted on one end of described heat exchanger shell, comprise the first shell cover, described the first shell cover is fixedly connected with the first shell cover flange, described the first shell cover flange is provided with the first shell cover flange connecting hole corresponding with described housing outward flange connecting hole, between described housing outward flange connecting hole and described the first shell cover flange connecting hole, be connected with the first shell cover threaded fastener, between described the first shell cover and the faying face of described housing outward flange, be provided with the first shell cover sealing device;
Heat exchanger core, comprise and can be inserted into from the centre bore of described housing outward flange the floating tubesheet in described heat exchanger shell, described floating tubesheet is provided with floating tubesheet connecting hole, and described floating tubesheet is positioned at one end of described the first shell cover device, on described floating tubesheet, be welded with heat exchanger tube, described floating tubesheet outside is provided with the bobbin carriage cover flange corresponding with described floating tubesheet, on described bobbin carriage cover flange, be fixedly connected with bobbin carriage end socket, between described bobbin carriage end socket and described floating tubesheet, be provided with bobbin carriage end socket threaded fastener, between described bobbin carriage end socket and the faying face of described floating tubesheet, be provided with bobbin carriage end socket sealing device, the other end of described heat exchanger tube is welded with a minute journey tube sheet, and the neighboring of described minute journey tube sheet is between described housing outward flange connecting hole and the centre bore of described housing outward flange, described heat exchanger tube comprises the tube bank layer that at least one helical layer arranges, and is provided with tube bank layer spacer assembly between described tube bank layer,
The second shell cover device, be fixedly mounted on the other end of described heat exchanger shell, comprise the second shell cover, on described the second shell cover, being fixed with the first tube side adapter and the second tube side takes over, the outer end that described the first tube side is taken over is fixedly connected with the first tube side flange, the outer end that described the second tube side is taken over is fixedly connected with the second tube side flange, the outer end of described the second shell cover is fixedly connected with the second shell cover flange, described the second shell cover flange is provided with the second shell cover flange connecting hole corresponding with described housing outward flange connecting hole, the diameter of the centre bore of described the second shell cover flange is less than the external diameter of described minute journey tube sheet, described the second shell cover is inner and within described minute, between journey tube sheet, be fixed with a minute journey plate, between described housing outward flange connecting hole and described the second shell cover flange connecting hole, the second shell cover threaded fastener is installed, within described minute, journey tube sheet is clamped between described housing outward flange and described the second shell cover flange, between described minute journey tube sheet, described housing outward flange and the faying face of described the second shell cover flange, is respectively equipped with the second shell cover sealing device.
2. spiral winding pipe movable tube sheets heat exchanger as claimed in claim 1, it is characterized in that, described the first shell cover threaded fastener comprises the connecting bolt being arranged between described the first shell cover flange connecting hole and described housing outward flange connecting hole, and described connecting bolt end is provided with the attaching nut who is used in conjunction with.
3. spiral winding pipe movable tube sheets heat exchanger as claimed in claim 1, is characterized in that, described the first shell cover sealing device comprises the first sealing gasket being provided with between described the first shell cover flange and described housing outward flange.
4. spiral winding pipe movable tube sheets heat exchanger as claimed in claim 1, it is characterized in that, described bobbin carriage end socket threaded fastener comprises the fastening bolt being arranged between described floating tubesheet connecting hole and described bobbin carriage cover flange connecting hole, and described fastening bolt end is provided with the clamp nut being used in conjunction with.
5. spiral winding pipe movable tube sheets heat exchanger as claimed in claim 1, is characterized in that, described bobbin carriage end socket sealing device comprises the second sealing gasket being provided with between described bobbin carriage cover flange and described floating tubesheet.
6. spiral winding pipe movable tube sheets heat exchanger as claimed in claim 1, it is characterized in that, described the second shell cover threaded fastener comprises the clamping screw being arranged between described housing outward flange connecting hole and described the second shell cover flange connecting hole, and described clamping screw end is provided with the locking nut being used in conjunction with.
7. spiral winding pipe movable tube sheets heat exchanger as claimed in claim 1, it is characterized in that, described the second shell cover sealing device comprises the 3rd sealing gasket being provided with between described minute journey tube sheet and described housing outward flange, and the 4th sealing gasket being provided with between described minute journey tube sheet and described the second shell cover flange.
8. the spiral winding pipe movable tube sheets heat exchanger as described in claim as arbitrary in claim 1 to 7, is characterized in that, described heat exchanger tube comprises the tube bank layer that at least two helical layers arrange, and the hand of spiral of adjacent described tube bank layer is contrary.
9. spiral winding pipe movable tube sheets heat exchanger as claimed in claim 8, it is characterized in that, the mouth of pipe place taking over corresponding to described shell side in described heat exchanger shell is provided with impingement baffle, and described impingement baffle is individually fixed on adjacent described floating tubesheet or described minute journey tube sheet.
10. spiral winding pipe movable tube sheets heat exchanger as claimed in claim 9, is characterized in that, described tube bank layer spacer assembly comprises the interlayer filler strip being plugged between described tube bank layer.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320348401.7U CN203405104U (en) | 2013-06-18 | 2013-06-18 | Float head heat exchanger with spirally wound pipes |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320348401.7U CN203405104U (en) | 2013-06-18 | 2013-06-18 | Float head heat exchanger with spirally wound pipes |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203405104U true CN203405104U (en) | 2014-01-22 |
Family
ID=49941036
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320348401.7U Withdrawn - After Issue CN203405104U (en) | 2013-06-18 | 2013-06-18 | Float head heat exchanger with spirally wound pipes |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203405104U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103344139A (en) * | 2013-06-18 | 2013-10-09 | 山东豪迈机械制造有限公司 | Spiral winding pipe floating heat exchanger |
| CN104567480A (en) * | 2014-12-26 | 2015-04-29 | 牛玉振 | Large ultrahigh-pressure wound tube heat exchanger |
-
2013
- 2013-06-18 CN CN201320348401.7U patent/CN203405104U/en not_active Withdrawn - After Issue
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103344139A (en) * | 2013-06-18 | 2013-10-09 | 山东豪迈机械制造有限公司 | Spiral winding pipe floating heat exchanger |
| CN104567480A (en) * | 2014-12-26 | 2015-04-29 | 牛玉振 | Large ultrahigh-pressure wound tube heat exchanger |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20140122 Effective date of abandoning: 20160120 |
|
| C25 | Abandonment of patent right or utility model to avoid double patenting |