CN209495578U - A kind of high leakproofness double-tube heat exchanger - Google Patents
A kind of high leakproofness double-tube heat exchanger Download PDFInfo
- Publication number
- CN209495578U CN209495578U CN201822060549.6U CN201822060549U CN209495578U CN 209495578 U CN209495578 U CN 209495578U CN 201822060549 U CN201822060549 U CN 201822060549U CN 209495578 U CN209495578 U CN 209495578U
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- China
- Prior art keywords
- tube
- fixedly connected
- outer tube
- heat exchanger
- fastening piece
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- 238000007789 sealing Methods 0.000 claims abstract description 21
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 10
- 230000000694 effects Effects 0.000 claims description 7
- 229920002457 flexible plastic Polymers 0.000 claims description 3
- 239000002985 plastic film Substances 0.000 claims description 3
- 239000007788 liquid Substances 0.000 abstract description 12
- 230000006978 adaptation Effects 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 239000012071 phase Substances 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000008602 contraction Effects 0.000 description 1
- 238000005336 cracking Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 239000012530 fluid Substances 0.000 description 1
- 238000005194 fractionation Methods 0.000 description 1
- 239000007791 liquid phase Substances 0.000 description 1
- 230000003014 reinforcing effect Effects 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
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- Heat-Exchange Devices With Radiators And Conduit Assemblies (AREA)
Abstract
The utility model discloses a kind of high leakproofness double-tube heat exchangers, including frame body, the frame body upper end is fixedly connected with outer tube, the outer tube upper end is fixedly connected with water inlet pipe, control nut is connected on the outside of the pipeline fastening piece, the outer tube is fixedly connected with inner tube, the outer tube lower end is fixedly connected with delivery pipe, first pipe hole is offered inside the upper clamp slice, the upper clamp slice lower end is fixedly connected with sealing ring, screw hole is offered inside the lower card, and seal groove is offered inside lower card, second pipe hole is offered on the inside of the lower card, the drainpipe lower end is fixedly connected with pipeline fastening piece, and control nut is connected on the outside of pipeline fastening piece.The high leakproofness double-tube heat exchanger, increases the leakproofness of junction, and reinforces the leakproofness between outer tube and inner tube, is not in the case where internal liquid is mutually mixed appearance, while facilitating the fixation of other pipelines, and guarantee the leakproofness of other pipelines.
Description
Technical field
The utility model relates to technical field of heat exchangers, specially a kind of high leakproofness double-tube heat exchanger.
Background technique
Heat exchanger is the heat transfer apparatus for realizing heat transmitting between two or more fluid, and double pipe heat exchanger is
Heat exchanger is one such, is the concentric circular sleeve made of the different piping connection of two kinds of sizes, and uses inner tube as biography
The heat exchanger of thermal element.
But existing double-tube heat exchanger, the connection between inner tube and outer tube is very weak, in the environment of hot and cold alternation
It is easy to rupture, so as to cause liquid leakage, and the connection sealing between outer tube between inner tube is very poor, can usually go out
The case where existing leak, cause heat transfer effect poor.
Utility model content
The purpose of this utility model is to provide a kind of high leakproofness double-tube heat exchangers, to solve to mention in above-mentioned background technique
The double-tube heat exchanger having, the connection between inner tube and outer tube is very weak, is easy to occur in the environment of hot and cold alternation
Rupture, so as to cause liquid leakage, and the connection sealing between outer tube between inner tube is very poor, usually will appear the feelings of leak
Condition leads to the problem of heat transfer effect difference.
To achieve the above object, the utility model provides the following technical solutions: a kind of high leakproofness double-tube heat exchanger, including
Frame body, the frame body upper end are fixedly connected with outer tube, and the outer tube upper end is fixedly connected with water inlet pipe, and water inlet pipe upper end is fixed
It is connected with pipeline fastening piece, is connected with control nut on the outside of the pipeline fastening piece, the outer tube is fixedly connected with inner tube,
And reinforced sheet is welded and connected on the outside of inner tube, and reinforced sheet and outer tube one end are welded to connect, and are fixedly connected on the outside of said inner tube
Connection component, and be fixedly connected on the inside of connection component with U-tube, the outer tube lower end is fixedly connected with delivery pipe, and delivery pipe
It is connected with each other by connection component, the connection component includes upper clamp slice and lower card, and is offered inside the upper clamp slice
One pipe hole, the upper clamp slice internal activity is connected with screw, and screw lower end passes through upper clamp slice and extends to upper clamp slice lower end, institute
It states upper clamp slice lower end and is fixedly connected with sealing ring, screw hole is offered inside the lower card, and offer sealing inside lower card
Slot, the lower card inside offer second pipe hole, and the second pipe hole is located inside seal groove, the frame body lower end
Outer tube lower end is fixedly connected with drainpipe, and the drainpipe lower end is fixedly connected with pipeline fastening piece, and activity on the outside of pipeline fastening piece
It is connected with control nut.
Preferably, outer tube equidistantly distributed inside frame body, and outer tube distribution corresponding with inner tube.
Preferably, the pipeline fastening piece be six band thread flexible plastic sheet structures, and pipeline fastening piece with control nut phase
Adaptation.
Preferably, the reinforced sheet is symmetrical about the vertical center line of outer tube, and in the level of reinforced sheet and inner tube
Heart line overlap.
Preferably, said inner tube is equal with the diameter of U-tube junction, and U-tube is that both ends can connection structure.
Preferably, the upper clamp slice is adapted with lower card, and upper clamp slice and lower card vertical centre line overlap.
Preferably, the sealing ring is identical as seal groove shape size, and the high depth in seal groove of sealing ring.
Compared with prior art, the utility model has the beneficial effects that the high leakproofness double-tube heat exchanger, in existing set
It is modified on heat exchange of heat pipe, by increasing reinforcing sheet in heat exchanger outer tube and inner tube junction, strengthens inner tube and outer tube
Between welding increase the sealing of junction so that inner tube outer tube junction be made slight crack do not occur because of hot and cold alternation
Property, and the bindiny mechanism between outer tube and inner tube is changed to two connection sheets up and down and is connected with each other, and connection sheet be internally provided with it is close
Sealing groove and sealing ring compatible with seal groove, reinforce the leakproofness between outer tube and inner tube, are not in internal liquid phase
Mutually the case where mixing, occurs, while outer tube and environmental liquids junction are changed to adjustable fastener, facilitate the fixation of other pipelines,
And guarantee the leakproofness of other pipelines.
Detailed description of the invention
Fig. 1 is the utility model schematic perspective view；
Fig. 2 is the utility model section structural schematic diagram；
Fig. 3 is the utility model connection component fractionation structural representation.
In figure: 1, frame body；2, outer tube；3, water inlet pipe；4, pipeline fastening piece；5, nut is controlled；6, inner tube；7, reinforced sheet；8,
Connection component；9, U-tube；10, delivery pipe；11, upper clamp slice；12, lower card；13, first pipe hole；14, screw；15, it seals
Circle；16, screw hole；17, seal groove；18, second pipe hole；19, drainpipe.
Specific embodiment
The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model
Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole
Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are without making creative work
Every other embodiment obtained, fall within the protection scope of the utility model.
Fig. 1-3 is please referred to, the utility model provides a kind of technical solution: a kind of high leakproofness double-tube heat exchanger, including frame
Body 1,1 upper end of frame body are fixedly connected with outer tube 2, and 2 upper end of outer tube is fixedly connected with water inlet pipe 3, and 3 upper end of water inlet pipe is fixedly connected
There is pipeline fastening piece 4, control nut 5 is connected on the outside of pipeline fastening piece 4, is fixedly connected with inner tube 6, and inner tube 6 inside outer tube 2
Outside is welded and connected with reinforced sheet 7, and reinforced sheet 7 and 2 one end of outer tube are welded to connect, and are fixedly connected with connection group on the outside of inner tube 6
Part 8, and 8 inside of connection component is fixedly connected with U-tube 9,2 lower end of outer tube is fixedly connected with delivery pipe 10, and delivery pipe 10 is logical
The interconnection of connection component 8 is crossed, connection component 8 includes upper clamp slice 11 and lower card 12, offers first inside upper clamp slice 11
Pipe hole 13,11 internal activity of upper clamp slice is connected with screw 14, and 14 lower end of screw passes through upper clamp slice 11 and extends to upper clamp slice 11
Lower end, 11 lower end of upper clamp slice are fixedly connected with sealing ring 15, screw hole 16 are offered inside lower card 12, and open inside lower card 12
Equipped with seal groove 17, second pipe hole 18 is offered on the inside of lower card 12, second pipe hole 18 is located inside seal groove 17, frame body
2 lower end of outer tube of 1 lower end is fixedly connected with drainpipe 19, and 19 lower end of drainpipe is fixedly connected with pipeline fastening piece 4, and pipeline fastening piece
4 outsides are connected with control nut 5.
Further, outer tube 2 is in 1 inside equidistantly distributed of frame body, and the distribution corresponding with inner tube 6 of outer tube 2, outer tube 2 with it is interior
There is the liquid of different temperatures between pipe 6, and heat transfer is carried out by inner tube 6, realizes the liquid inside inner tube 6 and outer tube 2
Heat exchange.
Further, pipeline fastening piece 4 be six band thread flexible plastic sheet structures, and pipeline fastening piece 4 with control 5 phase of nut
Adaptation when control nut 5 is screwed down, will drive the pipeline that pipeline fastening piece 4 shrinks and is fastenedly connected, pipeline fastening piece 4 can root
Clamping is carried out according to duct size, increases the leakproofness of joint.
Further, reinforced sheet 7 is symmetrical about the vertical center line of outer tube 2, and the level of reinforced sheet 7 and inner tube 6
Center line overlap, reinforced sheet 7 can reinforce the bonding strength between inner tube 6 and outer tube 2, prevent inner tube 6 and 2 junction of outer tube because
Hot and cold alternation and there is a situation where cracking, increase the leakproofness of inner tube 6 Yu 2 junction of outer tube.
Further, inner tube 6 is equal with the diameter of 9 junction of U-tube, and U-tube 9 be both ends can connection structure, increase
The movable length of 6 internal liquid of inner tube, and the movement speed of 6 internal liquid of inner tube is reduced, make between inner tube 6 and outer tube 2
The effect of the heat transmitting of liquid.
Further, upper clamp slice 11 is adapted with lower card 12, and upper clamp slice 11 and lower 12 vertical centre line overlap of card,
Upper clamp slice 11 can be bonded to each other with lower card 12, by pipeline interconnected to sealing, guarantee upper clamp slice 11 and lower card 12
Internal each part can be mutually clamped, and increase whole stability.
Further, sealing ring 15 is identical as 17 shape size of seal groove, and sealing ring 15 is high in seal groove 17
When depth, upper clamp slice 11 and lower card 12 are completely fixed together, sealing ring 15 is bonded completely with seal groove 17, is made through upper card
The leakproofness for the pipeline that piece 11 is connect with lower card 12 is greatly improved.
Working principle: first toward 6 inside access conduit of inner tube, transport liquid in inner tube 6, while in outer tube 2
Access conduit at water inlet pipe 3 and drainpipe 19, due to being both provided with pipeline fastening piece 4 and control on the outside of water inlet pipe 3 and drainpipe 19
Nut 5, control nut 5 is outside pipeline fastening piece 4 when tightening, and will lead to the contraction of pipeline fastening piece 4, and according to the size of access conduit into
Row adjustment increases the leakproofness at pipe joint until by access conduit clamping, and inner tube 6 by connection component 8 with it is U-shaped
Pipe 9 connects, and also by connection component 8 between outer tube 2, as shown in figure 3, since connection component 8 passes through the spiral shell in upper clamp slice 11
Screw hole 16 in nail 14 and lower card 12 is connected with each other, and upper clamp slice 11 and lower card 12 are internally provided with sealing ring 15 and sealing
Slot 17 increases the connection air-tightness between inner tube 6 and 9 junction of U-tube and outer tube 2, due to 6 junction of outer tube 2 and inner tube
It is provided with reinforced sheet 7, so whole air-tightness increases, it is not easy to reveal, so that liquid in inner tube 6 be made to pass through inner tube 6 and outer
When liquid inside pipe 2 carries out heat exchange, it is not easy to generate leakage.
While there has been shown and described that the embodiments of the present invention, for the ordinary skill in the art,
It is understood that these embodiments can be carried out with a variety of variations in the case where not departing from the principles of the present invention and spirit, repaired
Change, replacement and variant, the scope of the utility model is defined by the appended claims and the equivalents thereof.
Claims (7)
1. a kind of high leakproofness double-tube heat exchanger, including frame body (1), it is characterised in that: frame body (1) upper end is fixedly connected with
Outer tube (2), outer tube (2) upper end is fixedly connected with water inlet pipe (3), and water inlet pipe (3) upper end is fixedly connected with pipeline fastening piece
(4), it is connected with control nut (5) on the outside of the pipeline fastening piece (4), is fixedly connected with inner tube inside the outer tube (2)
(6), it and on the outside of inner tube (6) is welded and connected with reinforced sheet (7), and reinforced sheet (7) and outer tube (2) one end are welded to connect, it is described interior
It is fixedly connected with connection component (8), and is fixedly connected on the inside of connection component (8) with U-tube (9), the outer tube on the outside of pipe (6)
(2) lower end is fixedly connected with delivery pipe (10), and delivery pipe (10) is connected with each other by connection component (8), the connection component
(8) include upper clamp slice (11) and lower card (12), offered first pipe hole (13) inside the upper clamp slice (11), it is described on
Card (11) internal activity is connected with screw (14), and screw (14) lower end passes through upper clamp slice (11) and extends under upper clamp slice (11)
End, upper clamp slice (11) lower end are fixedly connected with sealing ring (15), are offered screw hole (16) inside the lower card (12), and
It offers seal groove (17) inside lower card (12), is offered second pipe hole (18) on the inside of the lower card (12), described the
Two pipe holes (18) are located at seal groove (17) inside, and outer tube (2) lower end of frame body (1) lower end is fixedly connected with drainpipe
(19), drainpipe (19) lower end is fixedly connected with pipeline fastening piece (4), and is connected with control on the outside of pipeline fastening piece (4)
Nut (5).
2. a kind of high leakproofness double-tube heat exchanger according to claim 1, it is characterised in that: the outer tube (2) is in frame body
(1) internal equidistantly distributed, and outer tube (2) distribution corresponding with inner tube (6).
3. a kind of high leakproofness double-tube heat exchanger according to claim 1, it is characterised in that: the pipeline fastening piece (4)
For six with thread flexible plastic sheet structures, and pipeline fastening piece (4) is adapted with control nut (5).
4. a kind of high leakproofness double-tube heat exchanger according to claim 1, it is characterised in that: the reinforced sheet (7) about
The vertical center line of outer tube (2) is symmetrical, and the horizontal centre line overlap of reinforced sheet (7) and inner tube (6).
5. a kind of high leakproofness double-tube heat exchanger according to claim 1, it is characterised in that: said inner tube (6) and U-tube
(9) diameter of junction is equal, and U-tube (9) is that both ends can connection structure.
6. a kind of high leakproofness double-tube heat exchanger according to claim 1, it is characterised in that: the upper clamp slice (11) is under
Card (12) is adapted, and upper clamp slice (11) and lower card (12) vertical centre line overlap.
7. a kind of high leakproofness double-tube heat exchanger according to claim 1, it is characterised in that: the sealing ring (15) with it is close
Sealing groove (17) shape size is identical, and the high depth in seal groove (17) of sealing ring (15).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822060549.6U CN209495578U (en) | 2018-12-10 | 2018-12-10 | A kind of high leakproofness double-tube heat exchanger |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822060549.6U CN209495578U (en) | 2018-12-10 | 2018-12-10 | A kind of high leakproofness double-tube heat exchanger |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209495578U true CN209495578U (en) | 2019-10-15 |
Family
ID=68152681
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201822060549.6U Expired - Fee Related CN209495578U (en) | 2018-12-10 | 2018-12-10 | A kind of high leakproofness double-tube heat exchanger |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209495578U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111351222A (en) * | 2020-03-09 | 2020-06-30 | 祁新纪 | Gas wall-mounted furnace |
| CN112050089A (en) * | 2020-08-21 | 2020-12-08 | 南京洁宁燃气有限公司 | Gasification pipeline protection device of air-temperature gasifier |
-
2018
- 2018-12-10 CN CN201822060549.6U patent/CN209495578U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111351222A (en) * | 2020-03-09 | 2020-06-30 | 祁新纪 | Gas wall-mounted furnace |
| CN111351222B (en) * | 2020-03-09 | 2021-07-27 | 广东欧博环保设备制造有限公司 | Gas wall-mounted furnace |
| CN112050089A (en) * | 2020-08-21 | 2020-12-08 | 南京洁宁燃气有限公司 | Gasification pipeline protection device of air-temperature gasifier |
| CN112050089B (en) * | 2020-08-21 | 2021-05-18 | 南京洁宁燃气有限公司 | Gasification pipeline protection device of air-temperature gasifier |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20191015 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |