CN203132382U - Condenser with switching of double flow paths and four flow paths - Google Patents
Condenser with switching of double flow paths and four flow paths Download PDFInfo
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- CN203132382U CN203132382U CN 201320150456 CN201320150456U CN203132382U CN 203132382 U CN203132382 U CN 203132382U CN 201320150456 CN201320150456 CN 201320150456 CN 201320150456 U CN201320150456 U CN 201320150456U CN 203132382 U CN203132382 U CN 203132382U
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- hydroecium
- condenser
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- junction
- clapboard
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Abstract
The utility model relates to a condenser with switching of double flow paths and four flow paths. Detachable or rotary separating plates are respectively arranged in a front water chamber and a back water chamber, and the directions of the separating plates and the water inlet and outlet directions are adjusted, so that the switching between the double flow paths of water flow in the condenser under the pure condensing working condition and the four flow paths of water flow in the condenser under the high-back pressure heat supply working condition is realized. The condenser has the advantages that the operation is convenient, the heat of steam is fully utilized, the heat exchange efficiency is high, and the source is saved; and in addition, the back water chamber is connected with a condensing chamber by an expansion joint, so the problem of heat expansion of heat exchange pipes under the high-back pressure heat supply working condition is effectively solved.
Description
Technical field
The utility model belongs to the condenser of power station device systems.
Background technology
Under the promotion of national energy-saving and emission-reduction policy, heat supply electricity power enterprise of NORTHWEST CHINA portion, the mode that generally adopts the pure condensate unit to change heat supply participates in concentrated supply of heating in the city.Remodeling method generally is to adopt the punching of mesolow cylinder communicating pipe to draw gas to realize; In the later stage eighties in last century, some small-sized (general capacity is below 25MW) are also arranged, and Turbo-generator Set adopts the precedent of pure back pressure or high back pressure circulating water heating, but scale is generally less.
At present, the double-flow condenser in the existing power station that domestic condenser manufacturing firm manufactures and designs adopts the technology of high back pressure circulating water heating usually, namely by pure condensate unit or back pressure unit separately as its heat supply unit, so just have the deadly defect of heat supply and non-heat supply phase unit operation economy polarization, can not realize the mutual conversion between pure condensate operating mode and the back pressure operating mode, namely make equipment operating cost height, and the steam heat utilization rate is low.
Summary of the invention
In order to overcome the existing existing deficiency of double-flow condenser, the utility model provides a kind of double-current journey and four flow processs of can realizing to switch, and steam heat utilization rate height, the condenser of realizing double-current journey and the switching of four flow processs that economizes on resources.
Solving the problems of the technologies described above the technical scheme that adopts is: be provided with throat at the top of coagulating air chamber, in the front side of coagulating air chamber front water chamber is set, at the rear side that coagulates air chamber the back hydroecium is set, be communicated with by being arranged on the heat exchanger tube that coagulates in the air chamber between front water chamber and the back hydroecium, front water chamber comprises left front hydroecium and right front hydroecium, be provided with detachable left clapboard at the middle part of left front hydroecium, upside at left clapboard is provided with first joint, downside at left clapboard is provided with second joint, middle part at right front hydroecium arranges right clapboard, upside at right clapboard is provided with first T junction, downside at right clapboard is provided with second T junction, at first joint, second joint, be respectively arranged with by-pass valve control on first T junction and second T junction, be provided with rotating barrier in the hydroecium of back, described rotating barrier is by extending to the rotating shaft control rotation in the hydroecium outside, back.
Be respectively arranged with the fixed head of accepting left clapboard, rotating barrier on above-mentioned left front hydroecium, the back hydroecium inwall, above-mentioned left clapboard and rotating barrier connect with fixed head by connector.
Above-mentioned left clapboard and rotating barrier are respectively and be provided with sealing strip between the fixed head.
Between first joint, second joint, first T junction and second T junction and by-pass valve control, also be provided with tie-plate.
Be provided with expansion joint in back hydroecium and the connection place of coagulating air chamber.
What the utility model provided realizes that the condenser that double-current journey and four flow processs are switched is by in front water chamber and back hydroecium dismountable or rotatable dividing plate being set, thereby the direction of the direction by adjusting dividing plate and Inlet and outlet water realizes water flow double journey in the pure condensate operating mode condenser and the switching between current four flow processs in the high back pressure heat supply operating mode condenser, and it is of the present utility model easy to operate, can take full advantage of the heat of steam, the heat exchanger effectiveness height, can economize on resources, back of the present utility model hydroecium connects by expansion joint with air chamber with fixed attention in addition, effectively solves the problem of the thermal expansion of the heat exchanger tube under the high back pressure heat supply operating mode.
Description of drawings
Fig. 1 is the condenser structural representation of embodiment 1.
Fig. 2 is the front side structure schematic diagram among Fig. 1.
Fig. 3 is the partial enlarged drawing of A among Fig. 2.
Fig. 4 is the rear structure schematic diagram among Fig. 1.
The specific embodiment
Now in conjunction with the accompanying drawings and embodiments the technical solution of the utility model is further specified, but the utility model is not limited only to following situation.
As shown in Figure 1, the condenser in the present embodiment is by throat 1, coagulates air chamber 2, heat exchanger tube 3, front water chamber 4, back hydroecium 5 and expansion joint 6 and connect and constitute.
Be provided with the throat 1 of bucking ladder structure at the top of coagulating air chamber 2, throat 1 adopts common structural design, can with coagulate air chamber 2 and be connected as one, in the front side of coagulating air chamber 2 front water chamber 4 is set, at the rear side that coagulates air chamber 2 back hydroecium 5 is set, be provided with the heat exchanger tube 3 of level at the inner chamber that coagulates air chamber 2, the mode of being combined with expanded joint by welding in the two ends of heat exchanger tube 3 is fixed on the tube sheet of the rear and front end of coagulating air chamber 2, and extend to front water chamber 4 and back hydroecium 5 respectively, to be communicated with between front water chamber 4 and the back hydroecium 5 by heat exchanger tube 3, above-mentioned back hydroecium 5 connects by expansion joint 6 with coagulating between the air chamber 2, absorb thermal expansion by expansion joint 6, solved the thermal expansion problem of heat exchanger tube 3 under high back pressure heat supply operating mode.
Referring to Fig. 2, Fig. 3, above-mentioned front water chamber 4 is by the left front hydroecium 4-1 that is set up in parallel and right front hydroecium 4-6 and is arranged on right clapboard 4-7, the first T junction 4-8, the 3rd by-pass valve control 4-9, the 4th by-pass valve control 4-11, the second T junction 4-12, the 5th by-pass valve control 4-13, the 6th by-pass valve control 4-14, sealing strip 4-17 and bolt 4-18 among left clapboard 4-2, fixed head 4-3, the first joint 4-4, the first by-pass valve control 4-5, the second joint 4-15, the second by-pass valve control 4-16 and the right front hydroecium 4-6 among the left front hydroecium 4-1 and tie-plate 4-10 connects and constitutes.
Upper and lower, left and right sidewall in the middle part of the inner chamber of left front hydroecium 4-1 is welded with fixed head 4-3,4-3 has screw at fixed head, by bolt 4-18 left clapboard 4-2 is horizontally fixed on the fixed head 4-3, left front hydroecium 4-1 is separated into two water cavities up and down, be processed with corresponding groove at fixed head 4-3 and left clapboard 4-2 lap, sealing strip 4-17 is installed in groove, guarantees sealed attachment between left clapboard 4-2 and the fixed head 4-3.The water cavity wall on top is provided with the first joint 4-4 of Inlet and outlet water, at the first joint 4-4 the first by-pass valve control 4-5 is installed, the water cavity wall of bottom is provided with the second joint 4-15 of Inlet and outlet water, at the second joint 4-15 the second by-pass valve control 4-16 is installed, setting at right front hydroecium 4-6 is identical with arranging of left front hydroecium 4-1, welding connects right clapboard 4-7 in right front hydroecium 4-6, the difference of right front hydroecium 4-6 and left front hydroecium 4-1 also is the first T junction 4-8 that the top water cavity setting of right front hydroecium 4-6 can Inlet and outlet water, the water cavity setting of the bottom of right front hydroecium 4-6 can Inlet and outlet water the second T junction 4-12, interface 4-8-2 in the vertical duct of the first T junction 4-8 and the second T junction 4-12, be separately installed with the 4th by-pass valve control 4-11 and the 5th by-pass valve control 4-13 on the 4-12-1, the interface 4-8-1 of parallel pipeline, the 3rd by-pass valve control 4-9 and the 6th by-pass valve control 4-14 are installed respectively on the 4-12-2.The above-mentioned first by-pass valve control 4-5, the second by-pass valve control 4-16, the 3rd by-pass valve control 4-9, the 4th by-pass valve control 4-11, the 5th by-pass valve control 4-13, between the 6th by-pass valve control 4-14 and the corresponding joint tie-plate 4-10 is installed, in the present embodiment with between the 4th by-pass valve control 4-11 and the corresponding interface and the geometry of the tie-plate 4-10 between the 5th by-pass valve control 4-13 and the corresponding interface be circular tabular, guarantee the sealing property of pure condensate operating mode circulation, other first by-pass valve control 4-5, the second by-pass valve control 4-16, the 3rd by-pass valve control 4-9, the structure of the tie-plate between the 6th by-pass valve control 4-14 and the corresponding joints is identical with common connecting flange.
Referring to Fig. 4, intracavity section at back hydroecium 5 is square, be that its height and the width size equates, a rotating barrier 5-1 is vertically installed at the middle part in the hydroecium 5 of back, rotating barrier 5-1 is fixed on the edge of rotating barrier 5-1 on the fixed head 4-3 by bolt 4-18, its fixed form is concrete identical with the fixed form of left clapboard 4-2 in the front water chamber 4, the sidewall middle part of rotating barrier 5-1 is by rotating shaft 5-2 control, rotating shaft 5-2 extends to the outside of back hydroecium 5, can be by rotating the anglec of rotation of rotating shaft 5-2 control rotating barrier 5-1.
When the pure condensate operating mode is used, the interface 4-8-2 of the vertical duct of the first T junction 4-8 and the second T junction 4-12,4-12-1 is by the tie-plate 4-10 shutoff of circular slab structure, left clapboard 4-2 among the left front hydroecium 4-1 is fastening by bolt 4-18 and fixed head 4-3, rotating barrier 5-1 and fixed head 4-3 in the back hydroecium 5 fix by bolt 4-18, the flow direction of recirculated water in condenser is: the second by-pass valve control 4-16 and the 6th by-pass valve control 4-14 open, recirculated water enters from the parallel interface 4-12-2 of the second joint 4-15 and the second T junction 4-12, the heat exchanger tube 3 of flowing through arrives back hydroecium 5, arrive the top of left front hydroecium 4-1 and right front hydroecium 4-6 from back hydroecium 5 heat-exchanging tube bundle of flowing through again after upwards turning to then, respectively the parallel interface 4-8-1 outflow by the first joint 4-4 and the first T junction 4-8.
In the present embodiment, the first joint 4-4 and the first by-pass valve control 4-5, the second joint 4-15 and the second by-pass valve control 4-16, the parallel interface 4-8-1 of the first T junction 4-8 and the 3rd by-pass valve control 4-9, tie-plate 4-10 between the parallel interface 4-12-2 of the second T junction 4-12 and the 6th by-pass valve control 4-14 is circular platy structure, the tie-plate 4-10 of the 4th by-pass valve control 4-11 and the 5th by-pass valve control 4-13 correspondence is the adpting flange structure, left clapboard 4-2 dismounting among the left front hydroecium 4-1, to being horizontally disposed with, other parts and connecting relation thereof are identical with embodiment 1 by rotating shaft 5-2 rotation for rotating barrier 5-1 in the back hydroecium 5.
Heating season, in high back pressure heat supply operating mode, the first joint 4-4, the second joint 4-15, the parallel interface 4-8-1 of the first T junction 4-8 and the second T junction 4-12,4-12-2 is respectively by tie-plate 4-10 shutoff, the flow direction of recirculated water in condenser is: recirculated water enters from the 5th by-pass valve control 4-13, the heat exchanger tube 3 of flowing through afterwards arrives back hydroeciums 5, arrive left front hydroecium 4-1 bottom from the heat exchanger tube 3 of flowing through again after back hydroecium 5 levels turn to then, the heat exchanger tube 3 of flowing through after vertically turning to from left front hydroecium 4-1 bottom then arrives back hydroecium 5, arrive right front hydroecium 4-6 top from the heat exchanger tube 3 of flowing through again after back hydroecium 5 levels turn to then, flow out by the 4th by-pass valve control 4-11 then.
Claims (5)
1. the condenser that can realize that double-current journey and four flow processs are switched, it is characterized in that: be provided with throat (1) at the top of coagulating air chamber (2), in the front side of coagulating air chamber (2) front water chamber (4) is set, at the rear side that coagulates air chamber (2) back hydroecium (5) is set, be communicated with by being arranged on the heat exchanger tube (3) that coagulates in the air chamber (2) between front water chamber (4) and the back hydroecium (5), it is characterized in that: described front water chamber (4) comprises left front hydroecium (4-1) and right front hydroecium (4-6), be provided with detachable left clapboard (4-2) at the middle part of left front hydroecium (4-1), upside at left clapboard (4-2) is provided with first joint (4-4), downside at left clapboard (4-2) is provided with second joint (4-15), at the middle part of right front hydroecium (4-6) right clapboard (4-7) is set, upside at right clapboard (4-7) is provided with first T junction (4-8), downside at right clapboard (4-7) is provided with second T junction (4-12), at first joint (4-4), second joint (4-15), be respectively arranged with by-pass valve control on first T junction (4-8) and second T junction (4-12), be provided with rotating barrier (5-1) in back hydroecium (5), described rotating barrier (5-1) is by extending to rotating shaft (5-2) the control rotation in back hydroecium (5) outside.
2. the condenser of realizing that double-current journey and four flow processs are switched according to claim 1, it is characterized in that: be respectively arranged with the fixed head (4-3) of accepting left clapboard (4-2), rotating barrier (5-1) on described left front hydroecium (4-1), back hydroecium (5) inwall, described left clapboard (4-2) and rotating barrier (5-1) connect with fixed head (4-3) by connector.
3. the condenser of realizing that double-current journey and four flow processs are switched according to claim 2 is characterized in that: described left clapboard (4-2) and rotating barrier (5-1) are respectively and be provided with sealing strip (4-17) between the fixed head (4-3).
4. the condenser of realizing that double-current journey and four flow processs are switched according to claim 1 is characterized in that: also be provided with tie-plate (4-10) between first joint (4-4), second joint (4-15), first T junction (4-8) and second T junction (4-12) and by-pass valve control.
5. the condenser of realizing that double-current journey and four flow processs are switched according to claim 1 is characterized in that: be provided with expansion joint (6) in back hydroecium (5) and the connection place of coagulating air chamber (2).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320150456 CN203132382U (en) | 2013-03-29 | 2013-03-29 | Condenser with switching of double flow paths and four flow paths |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320150456 CN203132382U (en) | 2013-03-29 | 2013-03-29 | Condenser with switching of double flow paths and four flow paths |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203132382U true CN203132382U (en) | 2013-08-14 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201320150456 Expired - Lifetime CN203132382U (en) | 2013-03-29 | 2013-03-29 | Condenser with switching of double flow paths and four flow paths |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203132382U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103542251A (en) * | 2013-10-23 | 2014-01-29 | 上海电气电站设备有限公司 | Drum-type device for balancing blind plate force |
| CN106643200A (en) * | 2016-09-27 | 2017-05-10 | 德阳东汽电站机械制造有限公司 | High-back-pressure condenser |
| CN108225040A (en) * | 2018-01-10 | 2018-06-29 | 东方电气集团东方汽轮机有限公司 | A kind of water-cooled condenser hydroecium arrangement method and arrangement |
-
2013
- 2013-03-29 CN CN 201320150456 patent/CN203132382U/en not_active Expired - Lifetime
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103542251A (en) * | 2013-10-23 | 2014-01-29 | 上海电气电站设备有限公司 | Drum-type device for balancing blind plate force |
| CN106643200A (en) * | 2016-09-27 | 2017-05-10 | 德阳东汽电站机械制造有限公司 | High-back-pressure condenser |
| CN108225040A (en) * | 2018-01-10 | 2018-06-29 | 东方电气集团东方汽轮机有限公司 | A kind of water-cooled condenser hydroecium arrangement method and arrangement |
| CN108225040B (en) * | 2018-01-10 | 2019-10-18 | 东方电气集团东方汽轮机有限公司 | A kind of water-cooled condenser water chamber arrangement method and arrangement |
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| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term |
Granted publication date: 20130814 |
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| CX01 | Expiry of patent term |