CN202209667U - Integration pipe block for connection of pipe rows of power station boiler - Google Patents
Integration pipe block for connection of pipe rows of power station boiler Download PDFInfo
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- CN202209667U CN202209667U CN2011202515254U CN201120251525U CN202209667U CN 202209667 U CN202209667 U CN 202209667U CN 2011202515254 U CN2011202515254 U CN 2011202515254U CN 201120251525 U CN201120251525 U CN 201120251525U CN 202209667 U CN202209667 U CN 202209667U
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- single current
- split channel
- current passage
- interface
- pipe
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Abstract
The utility model relates to an integration pipe block for connection of pipe rows of a power station boiler. The integration pipe block comprises shunting channels and mono-flow channels, and is characterized in that an X-shaped connecting block of which the longitudinal section is X-shaped and which is laterally arranged is employed, the four vertex angles of the X-shaped connecting block laterally form four horizontal vertex angle lines, multi-group composite channels are arranged in the X-shaped connecting block from the left to the right, and the outlets of the multi-group composite channels are all arranged on the four horizontal vertex angle lines and respectively form upper front row joints, upper rear row joints, lower front row joints and lower rear row joints. Compared with the prior art, the integration pipe block facilitates reasonably utilization of space. The thickness of a wall between channels at a bent of a pipe is increased by at least 50%, which ensures safe operation of pipe rows at maximum degree, eliminates hidden trouble at stress concentrated parts, and ensures that the stress concentrated parts may not crack. Moreover, the integration pipe block is convenient for maintenance and welding assembly, and effectively solves the maintenance bottleneck problems. Ball passing rate reaches 100%, and maintenance is easy.
Description
Technical field
The utility model relates to boiler tube drainage technique field, and specifically a kind of boiler tubes of power plant row connects the integrated plumber block of usefulness.
Background technology
Station boiler steam leans on the combination of pipes and tubes to guarantee ventilation fully; A large amount of pipes is the staggered formation pipe row of burner hearth mid-game; Because it is very narrow and small to leave the space of pipe arrangement when design is given in restrictions such as space, temperature for; And but the height of pipe requires to reach tens meters, and along with Domestic Environment protection and resource rational utilization are gone up the big little policy guidance of pressing with country, the environment-protection boiler time space that is heated in all kinds of power stations is more and more littler.
With the external diameter of pipe of pipe is that the pipe row of 32mm is an example; Endoporus 21mm; Then two tubes abuts against the space that also will occupy the 64mm width together; The centre-to-centre spacing of such two adjacent pipe is 32mm, but requires the centre-to-centre spacing between adjacent two of this type pipe will be 47.5mm according to GB, and institute takes up space bigger.Therefore in order to reach the global design requirement of the confined space in the boiler, have no alternative but and to carry out flexural deformation to the inhomogeneous pipe in the pipe row in crossover sites, satisfy limited space, referring to Fig. 7.Thus, a large amount of pipes has carried out bending, and the knee causes the attenuate of crooked external diameter, wall thickness, the through ball rate of internal diameter to reduce; The knee becomes many simultaneously; Stress is concentrated after causing the bend pipe moulding, and aforementioned drawback makes boiler in the end run the central throughput decline of process, influences generated energy; Mainly be to stay security of operation hidden danger, very easily booster; In case pipe explosion accident occurs, will make that whole station boiler unit must blowing out; In addition, because station boiler operates under high temperature, narrow space, rectify even if blowing out is produced, maintenance also is the ten minutes difficulty.
Summary of the invention
The utility model is in order to overcome the deficiency of prior art; The crooked position of concentrating of pipes and tubes in original pipe row; Changing the X-shaped contiguous block of establishing many group composite channels in the employing into welds; The inner set composite channel of this X-shaped contiguous block can be designed to staggered bending according to space requirement, thereby replaces the crooked position of original pipe.
For realizing above-mentioned purpose; Design the integrated plumber block that a kind of boiler tubes of power plant row connects usefulness; Comprise split channel, single current passage, it is characterized in that: adopt vertical profile to be the X-shaped contiguous block of laterally arranging of X-shaped; Four drift angles of X-shaped contiguous block laterally form four horizontal corner angle staffs; Lay many group composite channels in the X-shaped contiguous block from left to right, composite channel on the outlet on the X-shaped contiguous block is distributed on four horizontal corner angle staffs and forms respectively front-seat interface, on back row's interface, front-seat interface, back row interface down down.
The centre-to-centre spacing that the pipe that the centre-to-centre spacing of adjacent two outlets in the left and right sides equals to be connected in the station boiler on the X-shaped contiguous block requires.
Described composite channel adopts the combination of single current passage or split channel or single current passage and split channel.
The combination in any of described single current passage and split channel by split channel of employing and about two single current passages constituted; Described split channel is an X-shaped; The top two-port of split channel forms two adjacent on the X-shaped contiguous block last front-seat interfaces; The following two-port of split channel forms back row interface under two adjacent on the X-shaped contiguous block; The both sides or the same side that lay respectively at the split channel middle part at the middle part of left side single current passage and the middle part of right single current passage; Left side single current passage, right single current passage are made as bending or linear, and the port of left and right two single current passages forms two respectively and goes up back row's interface, and left and right two single current passage lower port form two front-seat interfaces down respectively; Two of left and right two single current passages go up back row's interface and split channel two and go up that front-seat interface is symmetrical arranges, two of left and right two single current passages down front-seat interface and split channel two arrange the interface symmetry arrangement after down.
The utility model is compared with prior art, all is independently between the pipe of crooked position and the pipe during pipe is arranged in a row originally, now this crooked position is designed to establish staggered crooked passage in the X-shaped contiguous block inside of integral body and substitutes; Make that original staggered unordered pipe row is uniform at once; Guarantee that pipeline layout is reasonable, help rationally utilizing the space, and make that wall thickness thickens 50% at least between the passage that is equivalent to tube bending place originally and the passage; The wall thickness that also promptly is equivalent to the pipe position in original knee has thickened 50% at least; Guarantee that to greatest extent pipe raftings capable safety, eliminate stress to concentrate the hidden danger at place, guarantee that booster does not take place at this position; Even if since with the straight tube generation booster that integrated plumber block was connected of station boiler because the orthoscopic rule of the interface of the integrated plumber block of station boiler is arranged, pipeline is come into plain view, maintenance is also convenient, effectively solves the maintenance bottleneck; The welding assembly unit is convenient, and through ball rate reaches 100%, and maintenance easily.
Description of drawings
Fig. 1 is 32 outward appearance front views when logical for product among the embodiment 1～3 in the utility model.
Fig. 2 is the left view of Fig. 1.
Fig. 3 a is a C-C cutaway view shown in Figure 1 when product is a type among the utility model embodiment 1.
Fig. 3 b is an A-A cutaway view shown in Figure 2 when 1 product is a type among the utility model embodiment.
Fig. 3 c is a B-B cutaway view shown in Figure 2 when product is a type among the utility model embodiment 1.
Fig. 4 a is a D-D cutaway view shown in Figure 1 when product is two types among the utility model embodiment 2.
Fig. 4 b is an A-A cutaway view shown in Figure 2 when product is two types among the utility model embodiment 2.
Fig. 4 c is a B-B cutaway view shown in Figure 2 when product is two types among the utility model embodiment 2.
Fig. 5 a is a D-D cutaway view shown in Figure 1 when product is three types among the utility model embodiment 3.
Fig. 5 b is an A-A amplification view shown in Figure 2 when product is three types among the utility model embodiment 3.
Fig. 5 c is a B-B amplification view shown in Figure 2 when product is three types among the utility model embodiment 3.
Fig. 6 a is that product is 16 side views when logical among the utility model embodiment 4.
Fig. 6 b is the vertical view of Fig. 6 a.
Fig. 6 c is that the B-B shown in Fig. 6 a is to diagrammatic sketch.
Fig. 6 d is that the A-A shown in Fig. 6 a is to diagrammatic sketch.
Fig. 6 e is that the C-C shown in Fig. 6 b is to diagrammatic sketch.
Fig. 6 f is that the D-D shown in Fig. 6 b is to diagrammatic sketch.
Fig. 7 is the partial schematic diagram in original comb knee.
The specific embodiment
Referring to Fig. 1 and Fig. 2; Boiler tubes of power plant row connects the integrated plumber block of usefulness; Comprise split channel, single current passage, it is characterized in that: adopt vertical profile to be the X-shaped contiguous block of laterally arranging of X-shaped; Four drift angles of X-shaped contiguous block laterally form four horizontal corner angle staffs; Lay many group composite channels in the X-shaped contiguous block from left to right, composite channel on the outlet on the X-shaped contiguous block is distributed on four horizontal corner angle staffs and forms respectively front-seat interface 1, on back row's interface 2, down front-seat interface 4, back row interface 3 down.
The centre-to-centre spacing that the pipe that the centre-to-centre spacing of adjacent two outlets in the left and right sides equals to be connected in the station boiler on the X-shaped contiguous block requires.
Described composite channel adopts the combination in any of single current passage and split channel.
The combination in any of described single current passage and split channel by split channel 13 of employing and about two single current passages constituted; Described split channel 13 is X-shaped or approximate X-shaped; The top two-port of split channel forms two adjacent on the X-shaped contiguous block last front-seat interfaces 1; The following two-port of split channel forms back row interface 3 under two adjacent on the X-shaped contiguous block; The both sides or the same side that lay respectively at split channel 13 middle parts at the middle part of left side single current passage 31 and the middle part of right single current passage 32; After left side single current passage 31, right single current passage 32 are made as bending or linear according to X-shaped contiguous block inner space needs; The port of left and right two single current passages forms two respectively and goes up back row's interface 2; Left and right two single current passage lower port form two down front-seat interfaces 4 respectively, and two of left and right two single current passages go up back row's interface 2 and split channel 13 two and go up front-seat interface 1 symmetrical arranging, two down front-seat interfaces 4 of left and right two single current passages and split channel 13 two back row interface 3 symmetry arrangement down.
The utility model can adopt die forging to carry out machined again and get; The utility model---the main overall appearance of integrated plumber block that boiler tubes of power plant row connects usefulness can remain unchanged; But can be according to the needs of the real space size of station boiler; Its size, quantity being adjusted, or to the crooked adjustment that spatially interlocks of the passage of its inside, is 32 logical type products in the utility model referring to Fig. 3 a～Fig. 3 c; Referring to Fig. 4 a～Fig. 4 c is 32 logical two type products in the utility model; Referring to Fig. 5 a～Fig. 5 c is 32 logical three type products in the utility model, and Fig. 6 a～6f is a type of 16 logical products in the utility model.
Because original separate pipe is changed into the integrated package shape that is substituted pipe by the inner passage; So the partition between the two tubes is that two tubes is shared just; The wall thickness that also just is equivalent between two passages of original two tubes increases by 50% at least; In the product of actual fabrication, if keep the wall thickness of original pipe, then the wall thickness between two passages can increase by 100%.
Exist in practical application, the bent tube section of arranging at original pipe adopts the utility model to substitute, and the straight-tube portion that is about among the pipe row is welded on each interface of X-shaped contiguous block, and the quantity of X-shaped contiguous block can be regulated as required.The bent tube section of concentrating at the stress that booster originally very easily takes place like this increases by 50% X-shaped contiguous block at least by wall thickness and substitutes, and has guaranteed not take place at this position booster; Even booster takes place in the straight tube position of being welded with it, because connecting the interface of the integrated plumber block that uses, boiler tubes of power plant row arranges as the orthoscopic rule, pipeline is come into plain view, the welding assembly unit is very convenient, and it is also easy to keep in repair; Again because inner all single current passage, the split channels of X-shaped contiguous block get through machined; Do not need image tube equally to bend; So can guarantee the through ball rate of path 10 0%, below in conjunction with embodiment the utility model is described further, but does not limit the utility model.
Referring to 3a～Fig. 3 c; In this example 32 logical type products; Adopt four X-shaped split channels 13, the both sides at each split channel 13 middle part are established a single current passage respectively, promptly left single current passage 31 and right single current passage 32; Left side single current passage 31 and right single current passage 32 amount on the inclined-plane at diagonal place that eight single current passages are positioned at the X-shaped contiguous block; Four split channels are positioned on the inclined-plane at another diagonal place of X-shaped contiguous block, and a split channel 13 is formed a composite channel that amounts to eight interfaces up and down with left single current passage and right single current passage, amounts to four composite channels in this example from left to right;
The left and right sides that left single current passage 31, right single current passage 32 middle parts lay respectively at split channel 13 middle parts in each composite channel is symmetry arrangement, and left single current passage 31 middle parts, both sides are crooked to the left and right respectively in right single current passage 32 middle parts.
Referring to 4a～Fig. 4 c; In this example 32 logical two type products; Two single current passages about employing, the middle part of two single current passages all is positioned at the same side of split channel middle part, and split channel 13 adopts the split channel of nearly X-shaped in this example; Be straight tube 41 for shared pipe portion in the middle of this split channel promptly; Two arm 4-1 about straight tube 41 upper/lower terminals are told respectively, about two arm 4-1 be positioned at the same side of straight tube 41, and a horizontal channel 4-3 is arranged between the left arm of split channel 13 same ends and the right arm;
Wherein, Eight single current passages form eight go up back outlet 2, eight down before outlet 4; Four split channels form eight outlet and eight back outlets down of going forward, wherein, left single current passage 31 front and back to crooked and with the side of X-shaped contiguous block to cut open vertical plane parallel; Right single current passage 32 be positioned on the inclined-plane, diagonal place of X-shaped contiguous block and about to bending, four split channels are positioned on another inclined-plane, diagonal place of X-shaped contiguous block;
Referring to 4a, 4b; A composite channel with the product leftmost side is an example; Its structure is: left single current passage 31 cuts open vertical plane with the side of X-shaped contiguous block and parallels; And the nearly middle part of left single current passage is crooked to the dead ahead, and crooked left on the inclined-plane at its place in the middle of the right single current passage 32, the middle part of left single current passage 31 and right single current passage 32 all is positioned at the left side at split channel 13 middle straight tubes 41 positions.
Referring to 5a～Fig. 5 c; In this example 32 logical three type products; Split channel also adopts X-shaped; And the middle part of X-shaped is to front curve, and is similar among the relative position of single current passage and split channel and the embodiment 1, but left single current passage and right single current passage have all carried out bending according to the space requirement of arranging on left and right directions and fore-and-aft direction.
Referring to Fig. 6 a～Fig. 6 f, in this example one type of 16 logical products, be provided with two split channels, two left single current passages, two right single current passages; Its internal structure and embodiment 2 are similar; Split channel 13 forms a composite channel with left single current passage 31, right single current passage 32, and two symmetrical composite channels about amounting in this example are example with left composite channel; Split channel is similar with embodiment 2; It is parallel and middle part left single current passage is crooked to the dead astern that left side single current passage 31 and X-shaped contiguous block side are cutd open vertical plane, and right single current passage 32 nearly medium positions are to the bending of the left back of X-shaped contiguous block, referring to Fig. 6 c.
Split channel in the above-mentioned instance can change two single current passages according to actual needs into, and two single current passages can be designed to warp architecture as required.
Claims (4)
1. a boiler tubes of power plant is arranged the integrated plumber block that connects usefulness; Comprise split channel, single current passage, it is characterized in that: adopt vertical profile to be the X-shaped contiguous block of laterally arranging of X-shaped; Four drift angles of X-shaped contiguous block laterally form four horizontal corner angle staffs; Lay from left to right in the X-shaped contiguous block and organize composite channels more, composite channel is arranged interface (2), following front-seat interface (4) after being distributed in the outlet on the X-shaped contiguous block and also forming front-seat interface (1) on four horizontal corner angle staffs respectively, going up, interface (3) is arranged in the back down.
2. a kind of boiler tubes of power plant row as claimed in claim 1 connects the integrated plumber block of usefulness, it is characterized in that: the centre-to-centre spacing that the pipe that the centre-to-centre spacing of adjacent two outlets in the left and right sides equals to be connected in the station boiler on the X-shaped contiguous block requires.
3. a kind of boiler tubes of power plant row as claimed in claim 1 connects the integrated plumber block of usefulness, and it is characterized in that: described composite channel adopts the combination of single current passage or split channel or single current passage and split channel.
4. a kind of boiler tubes of power plant row as claimed in claim 3 connects the integrated plumber block of usefulness; It is characterized in that: the combination in any of described single current passage and split channel by adopt a split channel (13) and about two single current passages constituted; Described split channel (13) is an X-shaped; The top two-port of split channel forms two adjacent on the X-shaped contiguous block last front-seat interfaces (1); The following two-port of split channel forms back row interface (3) under two adjacent on the X-shaped contiguous block; The both sides or the same side that lay respectively at split channel (13) middle part at the middle part of left side single current passage (31) and the middle part of right single current passage (32); Left side single current passage (31), right single current passage (32) are made as bending or linear; The port of left and right two single current passages forms two respectively and goes up back row's interface (2); Left and right two single current passage lower port form two down front-seat interfaces (4) respectively, and two of left and right two single current passages go up back row's interface (2) and split channel (13) two and go up symmetrical the arranging of front-seat interface (1), two of left and right two single current passages front-seat interface (4) and split channel (13) two back row interface (3) symmetry arrangement down down.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011202515254U CN202209667U (en) | 2011-07-15 | 2011-07-15 | Integration pipe block for connection of pipe rows of power station boiler |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011202515254U CN202209667U (en) | 2011-07-15 | 2011-07-15 | Integration pipe block for connection of pipe rows of power station boiler |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202209667U true CN202209667U (en) | 2012-05-02 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011202515254U Expired - Lifetime CN202209667U (en) | 2011-07-15 | 2011-07-15 | Integration pipe block for connection of pipe rows of power station boiler |
Country Status (1)
| Country | Link |
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| CN (1) | CN202209667U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102278739A (en) * | 2011-07-15 | 2011-12-14 | 上海昌强电站配件有限公司 | Integrated tube bundle connection block for replacing bent part of tube in power station boiler |
-
2011
- 2011-07-15 CN CN2011202515254U patent/CN202209667U/en not_active Expired - Lifetime
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102278739A (en) * | 2011-07-15 | 2011-12-14 | 上海昌强电站配件有限公司 | Integrated tube bundle connection block for replacing bent part of tube in power station boiler |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CP03 | Change of name, title or address | ||
| CP03 | Change of name, title or address |
Address after: Songjiang District Shanghai Yexie town 201609 Huayuan Road No. 2 Patentee after: Shanghai Chang Qiang industrial Polytron Technologies Inc Address before: Songjiang District Shanghai Yexie town 201608 Huayuan Road South Patentee before: Shanghai Changqiang Power Station Fittings Co.,Ltd. |
|
| CX01 | Expiry of patent term | ||
| CX01 | Expiry of patent term |
Granted publication date: 20120502 |