CN208282659U - A kind of tube-sheet heat exchanger device for heating system - Google Patents
A kind of tube-sheet heat exchanger device for heating system Download PDFInfo
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- CN208282659U CN208282659U CN201820555418.2U CN201820555418U CN208282659U CN 208282659 U CN208282659 U CN 208282659U CN 201820555418 U CN201820555418 U CN 201820555418U CN 208282659 U CN208282659 U CN 208282659U
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Abstract
The utility model relates to a kind of tube-sheet heat exchanger devices for heating system.Including outer barrel, connecting tube at the top of head end, connecting tube at the top of tail end are equipped on the roof of outer barrel;On the inner wall of outer barrel head end be equipped with head end annular stop, tail end inner wall on be equipped with tail end annular stop;The multiple groups through-hole that horizontal alignment is offered on the plate body of two end plates is equipped with lateral medium tube in each group through-hole, and the both ends of lateral medium tube are pierced by respectively by the through-hole of both head end end plate and tail end end plate plate body and sealing welding is fixed;Further include that inner end has the head end button cover of flange and tail end buckles cover, head end end face connecting tube is installed in the middle part of the outer end face of head end button cover, tail end end face connecting tube is installed in the middle part of the outer end face of tail end button cover;The flange of the flange and outer barrel head end of head end button cover is connected, and the flange of the flange and outer barrel tail end of tail end button cover is connected.The utility model structure is simple, convenient for assembling, thermal stress influence it is small, be not susceptible to reveal.
Description
Technical field
The utility model belongs to heating equipment technical field more particularly to a kind of tube-sheet heat exchanger for heating system
Device.
Background technique
Tube-sheet heat exchanger device is to have obtained wide many advantages, such as its compact, low cost relatively simple for structure
Using.In structure, tube-sheet heat exchanger generally comprises the components such as shell, tube sheet, tube bank, top cover, the entire body side of connecting with welding
Based on formula, structure is simple, manufacturing cost is low, can obtain lesser housing inner diameter, and tube side can be divided into multiplicity, and shell side also can be used vertical
It is divided into multi-way to partition, specification limit is wide, therefore is widely applied in engineering.
Being structurally characterized in that for fixed tube-sheet exchanger be provided with tube bank in the housing, and tube bank both ends are welded or expanded joint
Pipe is fixed on tube sheet by method, and for both ends tube sheet directly together with case weld, the inlet/outlet pipe of shell side is directly welded in shell
On body, the inlet/outlet pipe of tube sheet excircle and cover flange bolt fastening, tube side is directly welded together with end socket, restrains interior root
Several pieces of baffle plates are provided with according to the length of heat exchanger tube.This heat exchanger tube pass can be divided into any number of passes with partition.
Fixed tube-sheet exchanger structure is simple, and manufacturing cost is low, and tube side is easy to clean, and tube side is segmented into multi-way, shell
Journey is also segmented into round trip, and specification limit is wide, therefore is widely applied in engineering.Cleaning in shell-side is difficult, for dirtier or have corrosion
The medium of property should not use.When the difference of expansion is larger, expansion joint can be set on shell, to reduce due to pipe, the shell side temperature difference
The thermal stress of generation.
Existing tube-sheet heat exchanger is since tube sheet is directly welded and fixed with shell, therefore under the action of above-mentioned thermal stress easily
Rupture leakage is generated, the leakage of interior media is eventually led to.Therefore it needs to optimize structure, provide broken to thermal stress
Bad solution.
Utility model content
The utility model be solve technical problem present in well-known technique and provide a kind of structure it is simple, convenient for assembling,
Thermal stress influences the tube-sheet heat exchanger device for heating system that is small, being not susceptible to leakage.
The utility model is adopted the technical scheme that solve technical problem present in well-known technique: one kind is for adopting
The tube-sheet heat exchanger device of heating system includes outer barrel, flange is equipped in its head end and tail end, on the roof of outer barrel
Head end media port and tail end media port are offered, connecting tube at the top of head end is installed on head end media port, in tail end media port
On connecting tube at the top of tail end is installed;On the inner wall of outer barrel head end be equipped with head end annular stop, tail end inner wall on be equipped with
Tail end annular stop;Head end end plate is equipped in the outside of head end annular stop and is equipped with inner seal ring therebetween, in tail end
The outside of annular stop is equipped with tail end end plate and is equipped with inner seal ring therebetween;In both head end end plate and tail end end plate
The multiple groups through-hole that horizontal alignment is offered on plate body is equipped with lateral medium tube, the both ends point of lateral medium tube in each group through-hole
It is not pierced by by the through-hole of both head end end plate and tail end end plate plate body and sealing welding is fixed;It further include that inner end has flange
Head end button cover and tail end buckle cover, and head end end face connecting tube is equipped in the middle part of the outer end face of head end button cover, in the outer of tail end button cover
Tail end end face connecting tube is installed in the middle part of end face;The flange of head end button cover and the flange of outer barrel head end are connected and in the two
Between be equipped with exterior seal ring, the flange of tail end button cover and the flange of outer barrel tail end are connected and therebetween equipped with outer close
Seal.
The advantages and positive effects of the utility model are as follows: the utility model provides a kind of use of structure design advantages of simple
In the tube-sheet heat exchanger device of heating system, compared with existing tube-sheet heat exchanger device, in the technical program by
Head end annular stop and tail end annular stop are set on the inner wall of outer barrel, and be respectively set on the outside of the two head end end plate and
Tail end end plate simultaneously clamps setting inner seal ring, realizes using the deformation of inner seal ring and avoids heat while guaranteeing sealing effect
Stress concentration heat exchanging device structure generates the technical effect of irreversible destruction.In prolonged operating, the heat exchange of this tube-sheet type
Device effectively prevents structure and destroys bring medium leakage problem.Entire tube-sheet heat exchanger is convenient for assembly and disassembly cleaning, fortune
Row stability is good.
Preferably: multiple inner supports being supported to each lateral medium tube are equipped in the inner cavity of outer barrel, inner support
It is connected and fixed between outer rim and the side wall of outer barrel using multiple fixing screws.
Preferably: setting on the side wall of outer barrel there are two block temperature sensor, positioned at the block temperature sensor of head end
The vertical and intersectant centerline of connecting tube at the top of center line and head end, center line and tail end top positioned at the block temperature sensor of tail end
The vertical and intersectant centerline of portion's connecting tube.
Preferably: sealing welding is fixed between the outer rim of head end annular stop and the inner wall of outer barrel, tail end annular stop
Outer rim and outer barrel inner wall between sealing welding fix;Connecting tube and outer barrel at the top of connecting tube and tail end at the top of head end
Sealing welding is fixed between side wall;It is close that head end end face connecting tube and tail end end face connecting tube buckle cover with head end button cover and tail end respectively
Envelope is welded and fixed.
Preferably: connecting tube, connecting tube, head end end face connecting tube and tail end end face connecting tube at the top of tail end at the top of the head end
External screw thread is equipped on four outer wall.
Preferably: blowdown valve is equipped in the middle part of the bottom wall of outer barrel.
Preferably: being equipped with bottom bracket at the bottom wall both ends of outer barrel.
Detailed description of the invention
Fig. 1 is schematic diagram of main cross-sectional structure of the utility model.
In figure: 1, head end end face connecting tube;2, head end button cover;3, fastening bolt;4, external seal washer;5, head end annular is stopped
Gear;6, connecting tube at the top of head end;7, outer barrel;8, head end end plate;9, interior seal washer;10, block temperature sensor;11, fixed
Screw;12, bottom bracket;13, blowdown valve;14, inner support;15, lateral medium tube;16, connecting tube at the top of tail end;17, tail end
Annular stop;18, tail end end plate;19, tail end button cover;20, tail end end face connecting tube.
Specific embodiment
For the invention, features and effects that can further appreciate that the utility model, hereby lifts following embodiment and be described in detail
It is as follows:
Referring to Figure 1, the tube-sheet heat exchanger device for heating system of the utility model includes outer barrel 7, at it
Head end and tail end are equipped with flange, and head end media port and tail end media port are offered on the roof of outer barrel 7, in head end medium
Connecting tube 6 at the top of head end is installed on mouthful, connecting tube 16 at the top of tail end are installed on tail end media port.It is first in the present embodiment
Sealing welding is fixed between connecting tube 16 and the side wall of outer barrel 7 at the top of end top connecting tube 6 and tail end.
Connecting tube 6 and tail end top connecting tube 16 are for connecting medium pipeline at the top of head end, for the ease of medium pipeline
Connection, in the present embodiment at the top of the head end connecting tube 6, be equipped with external screw thread on the outer wall of connecting tube 16 at the top of tail end.
On the inner wall of 7 head end of outer barrel be equipped with head end annular stop 5, tail end inner wall on be equipped with tail end annular stop
17;Head end end plate 8 is equipped in the outside of head end annular stop 5 and is equipped with inner seal ring 9 therebetween, in tail end annular stop
17 outside is equipped with tail end end plate 18 and is equipped with inner seal ring 9 therebetween.Inner seal ring 9 plays sealing function and passes through
The effect of thermal stress is offset in deformation, and structure caused by avoiding thermal stress from concentrating is destroyed.In the present embodiment, head end annular stop 5
Sealing welding is fixed between outer rim and the inner wall of outer barrel 7, close between the outer rim of tail end annular stop 17 and the inner wall of outer barrel 7
Envelope is welded and fixed.
The multiple groups through-hole of horizontal alignment is offered on the plate body of 18 the two of head end end plate 8 and tail end end plate, it is logical in each group
Lateral medium tube 15 is equipped in hole, the both ends of lateral medium tube 15 are respectively by both head end end plate 8 and tail end end plate 18 plate body
Through-hole is pierced by and sealing welding is fixed.
Further include that inner end has the head end button cover 2 of flange and tail end buckles cover 19, pacifies in the middle part of the outer end face of head end button cover 2
Equipped with head end end face connecting tube 1, tail end end face connecting tube 20 is installed in the middle part of the outer end face of tail end button cover 19.The present embodiment
In, head end end face connecting tube 1 and tail end end face connecting tube 20 are buckled 19 sealing welding of cover with head end button cover 2 and tail end respectively and are fixed.
Head end end face connecting tube 1 and tail end end face connecting tube 20 are for connecting medium pipeline, for the ease of medium pipeline
It connects, is equipped with external screw thread on the outer wall of head end end face connecting tube 1 and tail end end face connecting tube 20 in the present embodiment.
The flange of head end button cover 2 and the flange of 7 head end of outer barrel are connected and are equipped with therebetween exterior seal ring 4,
The flange of tail end button cover 19 and the flange of 7 tail end of outer barrel are connected and are equipped with exterior seal ring 4 therebetween.The method of docking
Fastening bolt 3 is all made of between orchid to be fixedly connected.
In the present embodiment, in order to promote the stability of each lateral medium tube 15, it is equipped in the inner cavity of outer barrel 7 multiple to each
The inner support 14 that lateral medium tube 15 is supported uses multiple fixations between the outer rim of inner support 14 and the side wall of outer barrel 7
Screw 11 is connected and fixed.Specifically, the threaded hole radially penetrated through is offered on the outer wall of outer barrel 7, and fixing screws 11 are revolved
After entering threaded hole and being connected and fixed with the outer rim of inner support 14, by the outer wall sealing welding of the outer end of fixing screws 11 and outer barrel 7
Connect fixation.
In the present embodiment, set on the side wall of outer barrel 7 there are two block temperature sensor 10, positioned at the temperature sensing of head end
The vertical and intersectant centerline of connecting tube 6 at the top of the center line and head end of device seat 10, in the block temperature sensor 10 of tail end
The vertical and intersectant centerline of connecting tube 16 at the top of heart line and tail end.
In the present embodiment, in the middle part of the bottom wall of outer barrel 7 be equipped with blowdown valve 13, can be manual ball valve, for periodically into
Row opens blowdown.
In the present embodiment, it is equipped with bottom bracket 12 at the bottom wall both ends of outer barrel 7, entire heat exchanger is supported and fixed on ground
Face.
Claims (7)
1. a kind of tube-sheet heat exchanger device for heating system, it is characterized in that: including outer barrel (7), in its head end and tail
End is equipped with flange, and head end media port and tail end media port are offered on the roof of outer barrel (7), is pacified on head end media port
Equipped with head end top connecting tube (6), connecting tube at the top of tail end (16) are installed on tail end media port;In outer barrel (7) head end
Inner wall be equipped with head end annular stop (5), tail end inner wall be equipped with tail end annular stop (17);
Head end end plate (8) are equipped in the outside of head end annular stop (5) and are equipped with inner seal ring (9) therebetween, in tail end
The outside of annular stop (17) is equipped with tail end end plate (18) and is equipped with inner seal ring (9) therebetween;In head end end plate (8) and
The multiple groups through-hole that horizontal alignment is offered on the plate body of both tail end end plates (18) is equipped with lateral medium tube in each group through-hole
(15), the both ends of lateral medium tube (15) are pierced by simultaneously by the through-hole of both head end end plate (8) and tail end end plates (18) plate body respectively
Sealing welding is fixed;
It further include that inner end has the head end button cover (2) of flange and tail end buckles cover (19), in the middle part of the outer end face of head end button cover (2)
Head end end face connecting tube (1) is installed, tail end end face connecting tube (20) is installed in the middle part of the outer end face of tail end button cover (19);It is first
The flange of end button cover (2) and the flange of outer barrel (7) head end are connected and are equipped with exterior seal ring (4) therebetween, tail end
The flange of button cover (19) and the flange of outer barrel (7) tail end are connected and are equipped with exterior seal ring (4) therebetween.
2. the tube-sheet heat exchanger device of heating system is used for as described in claim 1, it is characterized in that: in outer barrel (7)
Inner cavity is equipped with multiple inner supports (14) being supported to each lateral medium tube (15), the outer rim and outer barrel of inner support (14)
(7) it is connected and fixed between side wall using multiple fixing screws (11).
3. the tube-sheet heat exchanger device of heating system is used for as described in claim 1, it is characterized in that: in outer barrel (7)
It is set on side wall there are two block temperature sensor (10), is connected at the top of the center line and head end of the block temperature sensor (10) of head end
The vertical and intersectant centerline for taking over (6), the connecting tube at the top of the center line and tail end of the block temperature sensor (10) of tail end
(16) vertical and intersectant centerline.
4. the tube-sheet heat exchanger device as described in any one of claims 1 to 3 for heating system, it is characterized in that: head end
Sealing welding is fixed between the outer rim of annular stop (5) and the inner wall of outer barrel (7), the outer rim of tail end annular stop (17) and outer
Sealing welding is fixed between the inner wall of cylinder (7);Connecting tube (6) and tail end top connecting tube (16) and outer barrel at the top of head end
(7) sealing welding is fixed between side wall;Head end end face connecting tube (1) and tail end end face connecting tube (20) respectively with head end button cover
(2) it is fixed with tail end button cover (19) sealing welding.
5. the tube-sheet heat exchanger device as described in any one of claims 1 to 3 for heating system, it is characterized in that: in head
Connecting tube (16), head end end face connecting tube (1) and tail end end face connecting tube (20) four at the top of end top connecting tube (6), tail end
Outer wall on be equipped with external screw thread.
6. the tube-sheet heat exchanger device as described in any one of claims 1 to 3 for heating system, it is characterized in that: outside
Blowdown valve (13) are equipped in the middle part of the bottom wall of cylinder (7).
7. the tube-sheet heat exchanger device as described in any one of claims 1 to 3 for heating system, it is characterized in that: outside
The bottom wall both ends of cylinder (7) are equipped with bottom bracket (12).
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
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CN201820555418.2U CN208282659U (en) | 2018-04-18 | 2018-04-18 | A kind of tube-sheet heat exchanger device for heating system |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201820555418.2U CN208282659U (en) | 2018-04-18 | 2018-04-18 | A kind of tube-sheet heat exchanger device for heating system |
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Publication Number | Publication Date |
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CN208282659U true CN208282659U (en) | 2018-12-25 |
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ID=64751382
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CN201820555418.2U Active CN208282659U (en) | 2018-04-18 | 2018-04-18 | A kind of tube-sheet heat exchanger device for heating system |
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CN (1) | CN208282659U (en) |
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2018
- 2018-04-18 CN CN201820555418.2U patent/CN208282659U/en active Active
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