CN203443466U - Condenser - Google Patents
Condenser Download PDFInfo
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- CN203443466U CN203443466U CN201320443873.0U CN201320443873U CN203443466U CN 203443466 U CN203443466 U CN 203443466U CN 201320443873 U CN201320443873 U CN 201320443873U CN 203443466 U CN203443466 U CN 203443466U
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- Prior art keywords
- tube sheet
- tube
- heat exchanger
- condenser
- exchanger tube
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Abstract
The utility model discloses a condenser. The condenser mainly comprises a pipe box, a casing, a heat exchange tube and a tube plate, wherein the heat exchange tube is sleeved in a tube plate hole of the tube plate. The condenser further comprises a friction pair, wherein the friction pair is arranged in the tube plate hole of the tube plate, and the heat exchange tube and the tube plate are retained by the friction pair. Through the arrangement of the friction pair in the tube plate hole of the tube plate to retain the heat exchange tube and the tube plate, the tube plate and the heat exchange tube can be exchanged. Besides, the tube plate can be made from a cast iron material so that the manufacture and use cost is lowered. Meanwhile, through the arrangement of a retainer ring on the heat exchange tube and the sleeving arrangement of an O-shaped ring on the heat exchange tube, connecting airtightness and reliability between the tube plate and the heat exchange tube can be further improved. Besides, through the arrangement of an anti-loose structure, the connecting firmness between the heat exchange tube and the tube plate cannot be reduced due to looseness when the heat exchange tube is changed.
Description
Technical field
The utility model relates to heat exchange field, relates in particular to a kind of condenser.
Background technology
Development along with petrochemical industry, requirement for anticorrosion for condenser is more and more higher, equipment and materials is also to senior corrosion resistant metal development, as synthetic in seawater cleaning, chlor-alkali, C method urea is synthetic and the industry such as acetic acid in the normal titanium condenser that adopts, but the manufacturing cost of this type of condenser is higher, even and the phenomenon that adopts titanium condenser also inevitably to there will be condenser pipe corrosion failure or fouling to stop up.Condenser by heat exchanger tube together with Tube-sheet Welding, when changing tube bank, is difficult to retain original tube sheet again.Heat exchanger tube for the perforation that is corroded individually cannot be realized independent replacing, and can only stop up the heat exchanger tube pore of the perforation that is corroded, to extend the service life of condenser, until change whole tube bank.But so can greatly increase the maintenance of condenser and maintenance cost.
Therefore, need badly and a kind ofly can realize tube sheet and the independent replacing of heat exchanger tube and maintenance and the low condenser of maintenance cost.
Utility model content
An object of the present utility model is to propose a kind of condenser, can make heat exchanger tube and tube sheet to change respectively, greatly reduces maintenance and the maintenance cost of condenser.
Another object of the present utility model is to propose a kind of condenser, by sheathed O shape circle and wedge shape thrust ring on tubesheet holes, improves the sealing and the reliability that between tube sheet and heat exchanger tube, connect.
Another object of the present utility model is to propose a kind of condenser, can when changing heat exchanger tube, tube sheet be fixed, and prevents from reducing because tube sheet is loosening the compactness that heat exchanger tube is connected with tube sheet.
For reaching this object, the utility model by the following technical solutions:
A kind of condenser comprises tube sheet 100 and heat exchanger tube 200, and described heat exchanger tube 200 is set in the tubesheet holes of described tube sheet 100, also comprises friction pair, and described friction pair is arranged in the tubesheet holes of described tube sheet 100 and supports heat exchanger tube 200 and tube sheet 100.
Preferably, the tubesheet holes inwall of described tube sheet 100 comprises first 110 and second portion 120, between described first 110 and described second portion 120, be connected with sidewall, the aperture of second portion 120 is greater than the aperture of first 110, between second portion 120 and heat exchanger tube 200, form holding part, described friction pair is arranged in described holding part, and an O shape circle 400 is at least set between described friction pair and described sidewall.
Preferably, described second portion 120 extends to the side end face of described tube sheet 100.
Preferably, described friction pair is the annular enclosing the tubesheet holes that seals described tube sheet 100, described O shape circle 400 is fastened between described heat exchanger tube 200 and tube sheet 100 and seals the tubesheet holes of described tube sheet 100, and O shape circle 400, described friction pair and described sidewall are fitted successively.
Preferably, the outside wall surface that described heat exchanger tube 200 stretches out the tubesheet holes part of described tube sheet 100 is provided with support division, described support division and heat exchanger tube 200 is dismountable connection, and is less than the length of described friction pair on described heat exchanger tube 200 body bearing of trends with the distance of tube sheet 100 side end faces of described second portion 120.
Preferably, the outside wall surface that described heat exchanger tube 200 stretches out the tubesheet holes part of described tube sheet 100 is provided with groove 220, back-up ring 230 is fixed in described groove 220, and described back-up ring 230 is less than the length of described friction pair on described heat exchanger tube 200 body bearing of trends with the distance of tube sheet 100 side end faces of described second portion 120.
Preferably, described friction pair is wedge shape thrust ring 300.
Preferably, described tube sheet 100 is dismountable connection with bobbin carriage 540, between described tube sheet 100 and described bobbin carriage 540, is provided with anti-loose structure.
Preferably, described bobbin carriage 540 is provided with flange 530, and described flange 530 is bolted with described tube sheet 100, and described bolt is provided with stop nut 520, and stop nut 520 is fastenedly connected with described tube sheet 100.
Preferably, the tubesheet holes inwall of described tube sheet 100 also comprises third part, and its aperture is less than the aperture of described second portion (120), and described first 110 and described third part are separately positioned on the both sides of described second portion 120.
A kind of condenser that the utility model provides, by friction pair being arranged in the tubesheet holes of tube sheet and supporting heat exchanger tube and tube sheet, makes heat exchanger tube and tube sheet link together by the frictional force of friction pair.So, in the situation that not damaging heat exchanger tube and tube sheet, realized that heat exchanger tube and tube sheet can be changed respectively and tube sheet can adopt cast iron quality, saved manufacturing cost and use cost.By anti-loose structure is set, make can not reduce the compactness that heat exchanger tube is connected with tube sheet because becoming flexible when changing heat exchanger tube simultaneously.
Accompanying drawing explanation
Fig. 1 is the structure cutaway view of tube sheet and heat exchanger coupling part in the condenser that provides of the utility model specific embodiment one;
Fig. 2 is the condenser anti-loose structure cutaway view that the utility model specific embodiment three provides.
Wherein, in figure 100, tube sheet; 110, first; 120, second portion; 200, heat exchanger tube; 220, groove; 230, back-up ring; 300, wedge shape thrust ring; 400, O shape circle; 510, studs; 520, stop nut; 530, flange; 540, bobbin carriage.
The specific embodiment
Should be appreciated that specific embodiment described herein is only in order to explain the utility model, and be not used in restriction the utility model.
A kind of condenser of the present utility model, comprise tube sheet and heat exchanger tube, heat exchanger tube is set in the tubesheet holes of tube sheet, also comprise friction pair, by friction pair being arranged in the tubesheet holes of tube sheet and supporting tube sheet and heat exchanger tube, make tube sheet, heat exchanger tube and friction pair in the used time of doing that is subject to power, between tube sheet and friction pair and heat exchanger tube and friction pair, produce frictional force, and then make between tube sheet and heat exchanger tube compactness good, connect reliable.
Below in conjunction with accompanying drawing and by the specific embodiment, further illustrate the technical solution of the utility model.
Embodiment one
As shown in Figure 1, Fig. 1 is the structure cutaway view of tube sheet and heat exchanger coupling part in the condenser that provides of the utility model specific embodiment one.Wherein, one end of heat exchanger tube 200 is set in the tubesheet holes of tube sheet 100, and the diameter of heat exchanger tube 200 is less than aperture minimum in the tubesheet holes of tube sheet 100.In the present embodiment, the tubesheet holes inwall of tube sheet 100 comprises the second portion 120 that 110He Yu first of first 110 is connected as a single entity, and the aperture of second portion 120 is greater than the aperture of first 110.So, between the outside wall surface of heat exchanger tube 200 and second portion 120, form holding part.The annular of wedge shape thrust ring 300 for enclosing, is arranged on the outside wall surface that also supports respectively second portion 120 and heat exchanger tube 200 in holding part.So, wedge shape thrust ring 300 supports the outside wall surface of tubesheet holes internal face and the heat exchanger tube 200 of tube sheet 100 simultaneously, thereby when having horizontal active force to act on tube sheet 100, heat exchanger tube 200 or wedge shape thrust ring 300, frictional force can prevent relatively moving between tube sheet 100 and heat exchanger tube 200, stop O shape circle to come off, guaranteed that the sealing between heat exchanger tube 200 and tube sheet 100 is good, connected reliably, material cannot flow into by the tubesheet holes of tube sheet 100 other end of tube sheet 100.
In the present embodiment, holding part is also provided with two O shape circles 400, is set on heat exchanger tube 200.O shape circle 400 is supporting the outside wall surface of second portion 120 and heat exchanger tube 200 simultaneously, with the tubesheet holes of heat exchanger tube 200 fitted seal tube sheets 100.Between first 110 and second portion 120, be connected with sidewall, wedge shape thrust ring 300 and O shape circle 400 is close proximity and setting gradually as O shape circle 400 and wedge shape thrust ring 300 with the direction away from sidewall successively, so can be by mutual restriction the skew of more difficult occurrence positions.Be understandable that, O shape circle can be set to one or more.
In the outside wall surface of heat exchanger tube 200, be provided with back-up ring 230, one end of heat exchanger tube 200 is set in the tubesheet holes of tube sheet 100, at this back-up ring 230 of region division of the unlapped heat exchanger tube 200 of tubesheet holes of tube sheet 100, this back-up ring 230 is arranged on the side near second portion 120.And back-up ring 230 is less than the length of wedge shape thrust ring 300 on heat exchanger tube 200 body bearing of trends with the distance of tube sheet 100 side end faces of second portion 120.Before wedge shape thrust ring 300 departs from holding part completely, back-up ring 230 can support wedge shape thrust ring 300, and then prevents wedge shape thrust ring 300 from departing from holding parts and destroy the sealing between tube sheet 100 and heat exchanger tube 200.
Be understandable that, can two grooves 220 be set at distance interval 180 degree identical apart from tube sheet 100, and all block and establish a back-up ring 230 therein.Or groove 220 is arranged to annular, and card is established annular back-up ring 230.
Be understandable that, at the tubesheet holes inwall of tube sheet 100, third part can also be set, the aperture of this third part is less than the aperture of second portion 120, and second portion 120 is arranged between first 110 and third part.So make the middle part of the tubesheet holes inwall of tube sheet 100 there is a recessed groove, and coordinate formation holding part with heat exchanger tube 200.Wedge shape thrust ring 300 as above and O shape circle 400 are set in this holding part.Because the aperture of first 110 and third part is less than the aperture of second portion 120, the both sides of wedge shape thrust ring 300 and O shape circle 400 all have outstanding sidewall, make wedge shape thrust ring 300 cannot depart from tube sheet 100 tubesheet holes and heat exchanger tube 200, and then without groove 220 and back-up ring 230 are set again.
A kind of condenser that the utility model provides, by wedge shape thrust ring 300 being arranged in the holding part between second portion 120 and heat exchanger tube 200 and supporting tube sheet 100 and heat exchanger tube 200, tube sheet 100 and heat exchanger tube 200 can be changed respectively, saved use cost; Tube sheet 100 adopts cast iron quality because changing separately, has further saved manufacturing cost.By back-up ring 230 sheathed O shape circle 400 are set on heat exchanger tube 200, further improve the sealing and the reliability that between tube sheet 100 and heat exchanger tube 200, connect simultaneously.
Embodiment two
In embodiment one, one end of heat exchanger tube 200 is set in the tubesheet holes of tube sheet 100, and the diameter of heat exchanger tube 200 is less than aperture minimum in the tubesheet holes of tube sheet 100.The tubesheet holes inwall of tube sheet 100 comprises the second portion 120 that 110He Yu first of first 110 is connected as a single entity, and the aperture of second portion 120 is greater than the aperture of first 110.Between the outside wall surface of second portion 120 and heat exchanger tube 200, form holding part, this holding part is provided with wedge shape thrust ring 300 and two O shape circles 400, in the outside wall surface of the end of heat exchanger tube 200, be provided with groove 220 and back-up ring 230, one end of heat exchanger tube 200 is set in the tubesheet holes of tube sheet 100, at this back-up ring 230 of region division of the unlapped heat exchanger tube 200 of tubesheet holes of tube sheet 100, this back-up ring 230 is arranged on the side near second portion 120.On the basis of embodiment one, remove groove 220 and back-up ring 230 and be provided with screw pair structure in the end outside wall surface of heat exchanger tube 200 protruded tube plate holes, nut is connected with heat exchanger tube by screw pair.And screw pair is less than the length of wedge shape thrust ring 300 on heat exchanger tube 200 body bearing of trends near the distance of one end of tube sheet 100 and tube sheet 100 side end faces of second portion 120.
So, can support wedge shape thrust ring 300 by nut, prevent that wedge shape thrust ring 300 from deviating from.
Embodiment three
See Fig. 2, Fig. 2 is the condenser anti-loose structure cutaway view that the utility model specific embodiment three provides again.In this embodiment, on embodiment one or two basis, increase and prevent the anti-loose structure that tube sheet 100 is loosening.Wherein tube sheet 100 is fixedly connected with bobbin carriage 540 by studs 510.Tube sheet 100 is fastening by studs 510 and nut clamping with flange 530.On studs 510, be also provided with stop nut 520, tight with a side chain of tube sheet 100 ends by stop nut 520, in the process of installing or change heat exchanger tube 200, need to dismantle bobbin carriage 540, during without anti-loose structure, heat exchanger tube 200 is understood play back and forth, easily there is relative displacement and make the Joint failure of tube sheet 100 and heat exchanger tube 200 in wedge shape thrust ring 300, causes leakage.In the present embodiment, after the nut of dismounting bobbin carriage 540 1 sides, tube sheet 100 is still fixed by the nut of stop nut 520 and bobbin carriage 540 opposite sides, make to install or change in the process of heat exchanger tube 200 not play back and forth of tube sheet 100, further improve the sealing and the reliability that between tube sheet 100 and heat exchanger tube 200, connect.
The foregoing is only preferred embodiment of the present utility model; not thereby limit the scope of the claims of the present utility model; every equivalent structure or conversion of equivalent flow process that utilizes the utility model description and accompanying drawing content to do; or be directly or indirectly used in other relevant technical fields, be all in like manner included in scope of patent protection of the present utility model.
Claims (10)
1. a condenser, comprise tube sheet (100) and heat exchanger tube (200), described heat exchanger tube (200) is set in the tubesheet holes of described tube sheet (100), it is characterized in that: also comprise friction pair, described friction pair is arranged in the tubesheet holes of described tube sheet (100) and supports heat exchanger tube (200) and tube sheet (100).
2. condenser as claimed in claim 1, it is characterized in that: the tubesheet holes inwall of described tube sheet (100) comprises first (110) and second portion (120), between described first (110) and described second portion (120), be connected with sidewall, the aperture of second portion (120) is greater than the aperture of first (110), between second portion (120) and heat exchanger tube (200), form holding part, described friction pair is arranged in described holding part, and an O shape circle (400) is at least set between described friction pair and described sidewall.
3. condenser as claimed in claim 2, is characterized in that: described second portion (120) extends to the side end face of described tube sheet (100).
4. condenser as claimed in claim 3, it is characterized in that: described friction pair is the annular enclosing the tubesheet holes that seals described tube sheet (100), described O shape circle (400) is fastened between described heat exchanger tube (200) and tube sheet (100) and seals the tubesheet holes of described tube sheet (100), and O shape circle (400), described friction pair and described sidewall are fitted successively.
5. condenser as claimed in claim 4, it is characterized in that: the outside wall surface that described heat exchanger tube (200) stretches out the tubesheet holes part of described tube sheet (100) is provided with support division, described support division is dismountable connection with heat exchanger tube (200), and is less than the length of described friction pair on described heat exchanger tube (200) body bearing of trend with the distance of tube sheet (100) side end face of described second portion (120).
6. condenser as claimed in claim 4, it is characterized in that: the outside wall surface that described heat exchanger tube (200) stretches out the tubesheet holes part of described tube sheet (100) is provided with groove (220), back-up ring (230) is arranged in described groove (220), and described back-up ring (230) is less than the length of described friction pair on described heat exchanger tube (200) body bearing of trend with the distance of tube sheet (100) side end face of described second portion (120).
7. the condenser as described in claim 5 or 6, is characterized in that: described friction pair is wedge shape thrust ring (300).
8. condenser as claimed in claim 7, is characterized in that: described tube sheet (100) is dismountable connection with bobbin carriage (540), between described tube sheet (100) and described bobbin carriage (540), is provided with anti-loose structure.
9. condenser as claimed in claim 8, it is characterized in that: described bobbin carriage (540) is provided with flange (530), described flange (530) is bolted with described tube sheet (100), and described bolt is provided with stop nut (520), stop nut (520) is fastenedly connected with described tube sheet (100).
10. condenser as claimed in claim 2, it is characterized in that: the tubesheet holes inwall of described tube sheet (100) also comprises third part, its aperture is less than the aperture of described second portion (120), and described first (110) and described third part are separately positioned on the both sides of described second portion (120).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320443873.0U CN203443466U (en) | 2013-07-24 | 2013-07-24 | Condenser |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320443873.0U CN203443466U (en) | 2013-07-24 | 2013-07-24 | Condenser |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203443466U true CN203443466U (en) | 2014-02-19 |
Family
ID=50094505
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320443873.0U Expired - Fee Related CN203443466U (en) | 2013-07-24 | 2013-07-24 | Condenser |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203443466U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108759501A (en) * | 2018-06-15 | 2018-11-06 | 孙崇正 | A kind of assembled flue gas condenser |
| CN112413866A (en) * | 2020-11-09 | 2021-02-26 | 珠海格力电器股份有限公司 | Condensate water recycling assembly and air conditioning system |
-
2013
- 2013-07-24 CN CN201320443873.0U patent/CN203443466U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108759501A (en) * | 2018-06-15 | 2018-11-06 | 孙崇正 | A kind of assembled flue gas condenser |
| CN112413866A (en) * | 2020-11-09 | 2021-02-26 | 珠海格力电器股份有限公司 | Condensate water recycling assembly and air conditioning system |
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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: 20140219 Termination date: 20190724 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |