CN201637176U - Isolation joint device for heat exchanging tank and heat exchanging tank - Google Patents
Isolation joint device for heat exchanging tank and heat exchanging tank Download PDFInfo
- Publication number
- CN201637176U CN201637176U CN2010201796148U CN201020179614U CN201637176U CN 201637176 U CN201637176 U CN 201637176U CN 2010201796148 U CN2010201796148 U CN 2010201796148U CN 201020179614 U CN201020179614 U CN 201020179614U CN 201637176 U CN201637176 U CN 201637176U
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- Prior art keywords
- joint
- heat
- water tank
- exchanging water
- isolated
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E10/00—Energy generation through renewable energy sources
- Y02E10/40—Solar thermal energy, e.g. solar towers
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- Steam Or Hot-Water Central Heating Systems (AREA)
Abstract
The utility model relates to an isolation joint device for a heat exchanging tank and the heat exchanging tank. The isolation joint device comprises a joint, a coil pipe joint, a seal isolation pad, a pressing nut and a circulating joint, wherein the seal isolation pad is in interference fit among the joint, the coil pipe joint and the circulating joint, the pressing nut and the joint can be detachably fixedly connected, and the circulating joint is propped between the seal isolation pad and the pressing nut. Since the seal isolation pad is arranged to isolate the heat exchanging pipe welded with the coil pipe joint from the heat exchanging tank, the joint, the circulating joint, the pressing nut and other pipelines connected with the circulating joint, the utility model can effectively prevent the two metal materials with different potential differences arranged in the electrolytic solution from generating electrochemical reaction, and prevents the material with stronger activity from generating electrochemical corrosion.
Description
Technical field
The utility model relates to isolated piecing devices, particularly a kind of isolated piecing devices that are used for heat-exchanging water tank.In addition, the utility model also relates to the heat-exchanging water tank that these isolated piecing devices are installed.
Background technology
Heat-exchanging water tank generally is made of bucket courage and the heat exchanger that is placed in barrel courage; The bucket courage of heat-exchanging water tank generally adopts iron plate welding back enamel or directly adopts stainless steel to be welded, and heat exchanger adopts the higher red copper material of the coefficient of heat transfer to make mostly.So under most situation, the bucket courage of making heat-exchanging water tank and the metal material of heat exchanger and inequality when two kinds of metal materials directly contact mutually, will produce electrical potential difference because of the difference of metal active between the different materials; When two kinds of metal materials that will have different electrical potential differences are placed in the electrolytic solution, will produce electrochemical reaction,, produce electrochemical corrosion exactly with respect to the stronger material of activity.If adopt non electrically conductive material that these two kinds of metal materials are isolated, so just can stop the generation of electrochemical corrosion.
Existing heat-exchanging water tank is not isolated heat exchanger and heat-exchanging water tank bucket courage mostly on the market; The minority product adopts adapter of plastic that heat exchanger and heat-exchanging water tank are linked together, because the screw thread of plastics interface is easy to damage, so service life is limited, and can not use in hot environment.
The utility model content
In order to overcome above-mentioned deficiency of the prior art, the utility model provides a kind of isolated piecing devices that are used for heat-exchanging water tank.Adopt the seal isolation pad that joint, coil pipe joint and clamp nut are isolated mutually.Prevent that pipeline component that each joint connects from because of being in contact with one another the electrochemical corrosion that causes, increasing the service life.
Simultaneously, the utility model also provides the heat-exchanging water tank that these isolated piecing devices are installed.The electrochemical corrosion situation of avoiding situations such as heat-exchanging water tank is different because of material with heat exchange coil, leak of liquid to cause effectively prolongs service life of heat-exchanging water tank and heat exchange coil.
The main technical schemes that a kind of isolated piecing devices that are used for heat-exchanging water tank that the utility model provides adopt is: a kind of isolated piecing devices that are used for heat-exchanging water tank, comprise the joint that is sealedly and fixedly connected with heat-exchanging water tank, the coil pipe joint that is sealedly and fixedly connected with heat exchange coil in the heat-exchanging water tank, the seal isolation pad, clamp nut and circulating connection, described seal isolation pad interference fit is in described joint, between coil pipe joint and the circulating connection, described clamp nut is fixedlyed connected with described joint is dismountable, and described circulating connection relies between described seal isolation pad and the clamp nut.
A kind of isolated piecing devices that are used for heat-exchanging water tank that the utility model provides also adopt following attached technical scheme: form drainage channel between described joint, circulating connection and the clamp nut;
Form first passage a separately between the inwall of described joint and the outer wall of described circulating connection, the front end of described joint has the stopper slot b that is communicated with described first passage, be formed with the second channel c that is communicated with described stopper slot b between the inwall of described clamp nut and the outer wall of described circulating connection, the body of described clamp nut has the conduction hole that is communicated with described second channel c;
Be extended with the corresponding postive stop baffle with described stopper slot b on the perisporium of described circulating connection, described postive stop baffle is placed among the described stopper slot b;
Described coil pipe joint along the circumferential direction is extended with baffle plate, and the inwall of described joint forms step surface, and described baffle plate stretches into described step surface;
The inwall of described step surface top is the tapered slope that diameter increases gradually;
Described seal isolation cushion cover is on described coil pipe joint and be wrapped in described baffle plate, and described seal isolation pad contacts with the inwall of described joint and the end of step surface and circulating connection;
Described clamp nut is connected with described joint screw thread.
The main technical schemes that the heat-exchanging water tank of the isolated piecing devices of installation that the utility model provides adopts is: described isolated piecing devices comprise the joint that is sealedly and fixedly connected with heat-exchanging water tank, the coil pipe joint that is sealedly and fixedly connected with heat exchange coil in the heat-exchanging water tank, the seal isolation pad, clamp nut and circulating connection, described seal isolation pad interference fit is in described joint, between coil pipe joint and the circulating connection, described clamp nut is fixedlyed connected with described joint is dismountable, described circulating connection relies between described seal isolation pad and the clamp nut, be provided with the heat exchange coil that is used for heat exchange in the described heat-exchanging water tank, described joint and described heat-exchanging water tank are sealedly and fixedly connected, heat exchange coil in described coil pipe joint and the described heat-exchanging water tank is sealedly and fixedly connected.
Adopt isolated piecing devices that the utility model provides, and the beneficial effect that the heat-exchanging water tank of this device brings is installed is: (1) the utility model is by being provided with the seal isolation pad, the isolation of insulating between the heat exchanger coils that will be welded with the coil pipe joint by the seal isolation pad and heat-exchanging water tank, joint, circulating connection, clamp nut and other pipelines of being connected with circulating connection, the electrochemical reaction that two kinds of metal materials that effectively prevent to have different electrical potential differences produce when being placed in the electrolytic solution is avoided the electrochemical corrosion of the material production stronger with respect to activity.(2) form drainage channel between joint, circulating connection and the clamp nut, the timely discharge line of liquid that the back that is corroded because of the seal isolation pad can be leaked avoids the interior liquid of interior liquid of heat-exchanging water tank and heat exchange coil to mix.
Description of drawings
Fig. 1 is the Facad structure schematic diagram of the isolated piecing devices of the utility model;
Fig. 2 is the D-D cutaway view of Fig. 1;
Fig. 3 is the C-C cutaway view of Fig. 1;
Fig. 4 is that the joint schematic diagram amplifies in A portion among Fig. 3;
Fig. 5 is that the parts of the isolated piecing devices of the utility model split schematic diagram;
Fig. 6 installs the partial sectional view of the heat-exchanging water tank of isolated piecing devices for the utility model.
The specific embodiment
Below in conjunction with accompanying drawing the utility model is done further detailed description:
Extremely shown in Figure 5 as Fig. 1, a kind of isolated piecing devices that are used for heat-exchanging water tank that provide for the utility model, the coil pipe joint 2, seal isolation pad 3, clamp nut 4 and the circulating connection 5 that comprise the joint 1 that is sealedly and fixedly connected with heat-exchanging water tank, be sealedly and fixedly connected with heat exchange coil in the heat-exchanging water tank, described seal isolation pad 3 interference fit are between described joint 1, coil pipe joint 2 and circulating connection 5, described clamp nut 4 and described joint 1 dismountable fixedlying connected, described circulating connection 5 relies between described seal isolation pad 3 and the clamp nut 4.
Described here being sealedly and fixedly connected is meant in order to prevent that leak of liquid from connecting and must seals, and in order to improve pressure-bearing, measuring body effect, adopts fixedly connected.Connect and to satisfy sealing and meet the fixing of bearing requirements.
In the further preferred version that the utility model provides: form drainage channel between described joint 1, circulating connection 5 and the clamp nut 4.
In the further preferred version that the utility model provides: form first passage a separately between the outer wall of the inwall of described joint 1 and described circulating connection 5, the front end of described joint 1 has the stopper slot b that is communicated with described first passage, be formed with the second channel c that is communicated with described stopper slot b between the outer wall of the inwall of described clamp nut 4 and described circulating connection 5, the body of described clamp nut 4 has the conduction hole 41 that is communicated with described second channel c.First passage a is communicated with stopper slot b, and stopper slot b has formed the drainage channel described in the above-mentioned preferred side jointly because second channel c is communicated with, in case the leak of liquid that occurs provides the drainage discharging, reduce as far as possible the liquid that leaks to the corrosion of component along bad.
In the further preferred version that the utility model provides: be extended with the postive stop baffle 51 corresponding with described stopper slot b on the perisporium of described circulating connection 5, described postive stop baffle 51 is placed among the described stopper slot b.Postive stop baffle 51 concerns with the accommodating structure of stopper slot b, can play the effect that prevents that circulating connection 5 from rotating, the pipeline of avoiding being subjected to pipeline connects after external force or other people to cause the rotation of circulating connection 5 to occur for the influence of maloperation connects situation such as become flexible.
In the further preferred version that the utility model provides: described coil pipe joint 2 along the circumferential direction is extended with baffle plate 21, and the inwall of described joint 1 forms step surface, and described baffle plate 21 stretches into described step surface.As Fig. 2, shown in Figure 3, the formation of step surface makes the inwall of joint 1 form 2 internal diameter cavitys in different size, baffle plate 21 stretches into step surface and is meant that in the present embodiment baffle plate 21 is arranged in the step surface lower cavity, and then put seal isolation pad 3, because the setting of step surface, seal isolation pad 3 better is interference fitted on the inwall of baffle plate 21 and joint 1, and sealing effectiveness is better.
In the further preferred version that the utility model provides: the inwall of described step surface top is the tapered slope that diameter increases gradually.As shown in Figure 4, tapered slope is similar to shapes such as taper shape, internal diameter increases gradually, like this and will form a first passage a who increases gradually between the outer wall of circulating connection 5, its purpose is exactly after 3 corrosion of seal isolation pad, liquid is along this first passage a, and stopper slot b and second channel c discharge.Reduce the corrosion of liquid as much as possible, increase the service life the component material.
In the further preferred version that the utility model provides: described seal isolation pad 3 is enclosed within on the described coil pipe joint 2 and is wrapped in described baffle plate 21, and described seal isolation pad 3 contacts with the inwall of described joint 1 and the end of step surface and circulating connection 5.The effect that seal isolation pad 3 plays is exactly will be between joint 1, coil pipe joint 2, clamp nut 4 and the circulating connection 5 to isolate mutually, direct contact does not take place between mutually, thereby when effectively avoiding leak of liquid, the electrochemical corrosion situation that the reactive metal material exists.
In the further preferred version that the utility model provides: described clamp nut 4 is threaded with described joint 1.Can be for convenience detach, and can regulate the measuring phase of circulating connection 5 and seal isolation pad 3 easily.
The embodiment that provides below in conjunction with accompanying drawing 1 to Fig. 5 is described in detail and is supported such scheme.
As shown in Figure 1 to Figure 3, joint 1 is fixed on the outer wall of heat-exchanging water tank or bucket courage by welded seal.Consider the particularity of structure such as the heat-exchanging water tank pressure-bearing pressure of existing solar water heater and the inwall application of slip and technology, directly on heat-exchanging water tank, offer mounting groove or installing hole is unfavorable for the pressure-bearing of water tank and the application of slip that may destroy inwall.Take all factors into consideration, adopting welding procedure to reach and being sealedly and fixedly connected is the most desirable method.Equally, coil pipe joint 2 also adopts the outer wall of the pipelines such as heat exchange coil in welding procedure and the water tank to be sealedly and fixedly connected.
As Fig. 2, shown in Figure 3, seal isolation pad 3 comprises two parts up and down, is enclosed within respectively on the coil pipe joint 2, and the baffle plate 21 on the coil pipe joint 2 is contained in the seal isolation pad 3.Seal isolation pad 3 stretches into the below of joint 1 step surface with baffle plate 21, and seal isolation pad 3 is contacted with step surface and inwall.Simultaneously, the front end of circulating connection 5 leans seal isolation pad 3, makes the end wall of the front end of circulating connection 5 contact applying with sidewall with seal isolation pad 3.Like this, seal isolation pad 3 just makes between joint 1, coil pipe joint 2, the circulating connection 5 mutually that isolation does not contact.Clamp nut 4 is threaded with joint 1, can whether compress seal isolation pad 3 according to circulating connection 5 and regulate.The outer wall of circulating connection 5 is along circumferentially extending spaced two postive stop baffles 51, and postive stop baffle 51 is contained among the stopper slot b that joint 1 front end leaves, and prevents that circulating connection 5 is because of external force or the people rotation for maloperation.
The inwall of the below of step surface is the conical inclined surface that internal diameter increases gradually in the joint 1, and form the first passage a that increases gradually between the outer wall of circulating connection 5, stopper slot b is communicated with first passage a, form second channel c at interval between the inwall of the outer wall of baffle plate 51 and clamp nut 4, have the conduction hole 41 that is communicated with second channel c on the body of clamp nut 4.First passage a, stopper slot b, second channel c and conduction hole 41 are connected and have formed a drainage channel, and after seal isolation pad 3 because of long-term use corrosion failure took place, liquid can finally be discharged from conduction hole 41 along this drainage channel.
Isolated piecing devices are welded on joint 1 on the tank outer wall when actual installation, and coil pipe joint 2 are welded on the outer wall of the heat exchange coil in the water tank.Afterwards seal isolation pad 3 is enclosed within on the coil pipe joint 2, and baffle plate 21 is contained in the seal isolation pad 3, placing circulating connection 5 leans on seal isolation pad 3 its front end, afterwards clamp nut 4 is threaded with joint 1 and circulating connection 5 is compressed, keep leaning of 5 pairs of seal isolation pads 3 of circulating connection.
Except that the isolated piecing devices that the utility model provides, the utility model also provides the heat-exchanging water tank that these piecing devices are installed.As shown in Figure 6, be provided with the heat exchange coil 7 that is used for heat exchange in the described heat-exchanging water tank 6, described joint 1 is sealedly and fixedly connected with described heat-exchanging water tank 6, described coil pipe joint 2 is sealedly and fixedly connected with heat exchange coil 7 in the described heat-exchanging water tank 6.
Concrete connected mode is the outer wall seal welding of described joint 1 and described heat-exchanging water tank 6, the outer wall seal welding of described coil pipe joint 2 and described heat exchange coil 7.
Heat-exchanging water tank 6 is applied to solar water heater, is provided with the heat exchange coil 7 that is used for heat exchange in it.Consider the bearing requirements of heat-exchanging water tank 6, and scribble enamel in the heat-exchanging water tank 6, be not suitable for carrying out installation designs such as perforate fluting, so adopt welding that joint sealing is fixedly connected on the heat-exchanging water tank.Coil pipe joint 2 adopts welded seal to be fixed on the heat exchange coil 7 too.
Claims (10)
1. isolated piecing devices that are used for heat-exchanging water tank, it is characterized in that: comprise the joint (1) that is sealedly and fixedly connected with heat-exchanging water tank, the coil pipe joint (2) that is sealedly and fixedly connected with heat exchange coil in the heat-exchanging water tank, seal isolation pad (3), clamp nut (4) and circulating connection (5), described seal isolation pad (3) interference fit is in described joint (1), between coil pipe joint (2) and the circulating connection (5), described clamp nut (4) relies between described seal isolation pad (3) and the clamp nut (4) with dismountable the fixedlying connected of described joint (1), described circulating connection (5).
2. isolated piecing devices according to claim 1 is characterized in that: form drainage channel between described joint (1), circulating connection (5) and the clamp nut (4).
3. isolated piecing devices according to claim 2, it is characterized in that: form first passage (a) separately between the outer wall of the inwall of described joint (1) and described circulating connection (5), the front end of described joint (1) has the stopper slot (b) that is communicated with described first passage, be formed with the second channel (c) that is communicated with described stopper slot (b) between the inwall of described clamp nut (4) and the outer wall of described circulating connection (5), the body of described clamp nut (4) has the conduction hole (41) that is communicated with described second channel (c).
4. isolated piecing devices according to claim 3 is characterized in that: be extended with the postive stop baffle (51) corresponding with described stopper slot (b) on the perisporium of described circulating connection (5), described postive stop baffle (51) is placed in the described stopper slot (b).
5. isolated piecing devices according to claim 4 is characterized in that: described coil pipe joint (2) along the circumferential direction is extended with baffle plate (21), and the inwall of described joint (1) forms step surface, and described baffle plate (21) stretches into described step surface.
6. isolated piecing devices according to claim 5 is characterized in that: the inwall of described step surface top is the tapered slope that diameter increases gradually.
7. isolated piecing devices according to claim 5, it is characterized in that: described seal isolation pad (3) is enclosed within on the described coil pipe joint (2) and is wrapped in described baffle plate (21), and described seal isolation pad (3) contacts with the inwall of described joint (1) and the end of step surface and circulating connection (5).
8. isolated piecing devices according to claim 1 is characterized in that: described clamp nut (4) is threaded with described joint (1).
9. heat-exchanging water tank that the arbitrary described isolated piecing devices of above-mentioned claim 1 to 8 are installed, be provided with the heat exchange coil (7) that is used for heat exchange in the described heat-exchanging water tank (6), it is characterized in that: described joint (1) and described heat-exchanging water tank (6) are sealedly and fixedly connected, described coil pipe joint (2) is sealedly and fixedly connected with heat exchange coil (7) in the described heat-exchanging water tank (6).
10. heat-exchanging water tank according to claim 9 is characterized in that: the outer wall seal welding of described joint (1) and described heat-exchanging water tank (6), the outer wall seal welding of described coil pipe joint (2) and described heat exchange coil (7).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010201796148U CN201637176U (en) | 2010-04-30 | 2010-04-30 | Isolation joint device for heat exchanging tank and heat exchanging tank |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010201796148U CN201637176U (en) | 2010-04-30 | 2010-04-30 | Isolation joint device for heat exchanging tank and heat exchanging tank |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201637176U true CN201637176U (en) | 2010-11-17 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2010201796148U Expired - Fee Related CN201637176U (en) | 2010-04-30 | 2010-04-30 | Isolation joint device for heat exchanging tank and heat exchanging tank |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201637176U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104848239A (en) * | 2015-04-24 | 2015-08-19 | 洛阳明远石化技术有限公司 | Smoke exhaust cooling equipment |
-
2010
- 2010-04-30 CN CN2010201796148U patent/CN201637176U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104848239A (en) * | 2015-04-24 | 2015-08-19 | 洛阳明远石化技术有限公司 | Smoke exhaust cooling equipment |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20101117 Termination date: 20150430 |
|
| EXPY | Termination of patent right or utility model |