CN204284777U - A kind of pipe-line system distributes negative pressure device - Google Patents
A kind of pipe-line system distributes negative pressure device Download PDFInfo
- Publication number
- CN204284777U CN204284777U CN201420627502.2U CN201420627502U CN204284777U CN 204284777 U CN204284777 U CN 204284777U CN 201420627502 U CN201420627502 U CN 201420627502U CN 204284777 U CN204284777 U CN 204284777U
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- Prior art keywords
- negative pressure
- pipe
- adpting flange
- assembly
- line system
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- 238000009826 distribution Methods 0.000 claims abstract description 75
- 241000543741 Hexamermis Species 0.000 claims abstract description 23
- 230000000712 assembly Effects 0.000 claims abstract description 22
- 238000000429 assembly Methods 0.000 claims abstract description 22
- 230000002093 peripheral effect Effects 0.000 claims description 3
- 239000000779 smoke Substances 0.000 abstract description 12
- 238000005516 engineering process Methods 0.000 abstract description 6
- 239000007789 gas Substances 0.000 description 4
- 239000003517 fume Substances 0.000 description 3
- 238000007789 sealing Methods 0.000 description 3
- 230000007547 defect Effects 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 239000000203 mixture Substances 0.000 description 2
- 238000000746 purification Methods 0.000 description 2
- 238000003915 air pollution Methods 0.000 description 1
- 238000004140 cleaning Methods 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 239000000428 dust Substances 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 238000003754 machining Methods 0.000 description 1
- 230000002265 prevention Effects 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
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- Jet Pumps And Other Pumps (AREA)
Abstract
The utility model relates to a kind of pipe-line system and distributes negative pressure device, it is characterized in that: be provided with and distribute negative pressure pipeline section, one-level flow guiding bend pipe, secondary flow guiding bend pipe and 30 ° of rectifying tees, distribute negative pressure pipeline section to be provided with successively from bottom to up: Hexamermis spp adpting flange, working pipe, three sub-distribution negative pressure assemblies, secondary distribution negative pressure assembly, primary distribution negative pressure assembly and upper adpting flange, be located at Hexamermis spp adpting flange in working pipe and pipe-line system and enter and distribute the Hexamermis spp adpting flange that negative pressure pipeline section internal reference adds six arms in parallel crossed and be tightly connected.The utility model be one take up room little, structure simple, be convenient to piping layout, reliable operation and practical pipe-line system distribute negative pressure device, solve the inconvenience of pipe-line system technology arrangement, take up space the problems such as large and complex operation, smoke exhaust is flowed to consistent with conduit axis direction, in distribution negative pressure pipeline section, complete balancing resistance distribute negative pressure, make resistance reach balance, negative pressure is distributed rationally.
Description
Technical field
The utility model belongs to a kind of fume and exhaust gas purifying technology of prevention and control of air pollution, relate to a kind of can by the distribution negative pressure of pipe-line system suction casing, dredge and be uniformly distributed the distribution negative pressure device that function is integrated in one, particularly a kind of pipe-line system distributes negative pressure device.
Background technique
Fume and exhaust gas purifying system, primarily of compositions such as partial exhaust gas cover, purification plant, pipe-line system and ventilators, is that currently available technology is to the main of smoke exhaust Environmental capacity and effective means.Reasonable design pipe-line system, can not only give full play to the usefulness of purification plant, and whether be related to fume and exhaust gas purifying system economical.After the scheme of piping layout is determined, just can determine the cross-section size of each pipeline section according to the flow of each pipeline section and selected flow velocity.In the cross-section size process determining each pipeline section, for ensureing that pipe-line system air quantity distributes by designing requirement, when calculating pipeline system resistance, a joint (i.e. two arm knot points in parallel) all will carry out a resistance balance whenever, distributes negative pressure by balancing resistance.For the pipe-line system that an exhaust outlet point is too much, the resistance of each arm in parallel not easily balances, and is difficult to reasonable distribution negative pressure, easily interferes with each other between each point, and air quantity is difficult to distribute by designing requirement.When exhaust outlet point quantity is more than 5 ~ 6, normal employing Manifolds, Manifolds is a part for pipe-line system, and arranges clean-out hatch at a certain distance, for making regular check on and cleaning, the weight of at least accumulating 50% dust in pipe also to be considered when considering Manifolds weight.Therefore, for the pipe-line system suction casing of an exhaust outlet point quantity more than 6, ubiquity pipe-line system technology arrangement is inconvenient, take up space the defects such as large and complex operation.
Summary of the invention
The utility model overcomes the defect of above-mentioned existence, object is that pipe-line system technology arrangement is inconvenient, take up space the problems such as large and complex operation in order to solve, for the pipe-line system suction casing of exhaust outlet point quantity more than 6, each branch resistance in parallel not easily balances, be difficult to the situation of reasonable distribution negative pressure, there is provided one take up room little, structure simple, be convenient to piping layout, reliable operation and practical pipe-line system distribute negative pressure device.
The utility model pipe-line system distributes negative pressure device content Description:
The utility model pipe-line system distributes negative pressure device, it is characterized in that: be provided with and distribute negative pressure pipeline section, one-level flow guiding bend pipe, secondary flow guiding bend pipe and 30 ° of rectifying tees, distribute negative pressure pipeline section to be provided with successively from bottom to up: Hexamermis spp adpting flange, working pipe, three sub-distribution negative pressure assembly I and three sub-distribution negative pressure assemblies II, secondary distribution negative pressure assembly I and secondary distribution negative pressure assembly II, primary distribution negative pressure assembly and upper adpting flange I, Hexamermis spp adpting flange is arranged on three sub-distribution negative pressure assembly I and three sub-distribution negative pressure assemblies II, below secondary distribution negative pressure assembly I and secondary distribution negative pressure assembly II, be welded to connect on working pipe lower interface, be arranged on Hexamermis spp adpting flange in working pipe and pipe-line system to enter and distribute the Hexamermis spp adpting flange that negative pressure pipeline section internal reference adds six arms in parallel crossed and be tightly connected, three sub-distribution negative pressure assembly I, three sub-distribution negative pressure assemblies II and secondary distribution negative pressure assembly I, secondary distribution negative pressure assembly II are arranged symmetrically in the left and right sides of working pipe pipe vertical central plane respectively, primary distribution negative pressure arrangement of components, in working pipe pipe vertical central plane, is welded to connect on the inwall of side, Hexamermis spp adpting flange non-tight face and working pipe respectively, upper adpting flange I is arranged in the top of primary distribution negative pressure assembly, is welded to connect on the upper interface of working pipe.
One-level flow guiding bend pipe is provided with: lower adpting flange I, pre-rotary vane assembly and upper adpting flange II, pre-rotary vane assembly are arranged on the centre of adpting flange II and lower adpting flange I, are welded to connect on one-level flow guiding bend pipe inwall.
Secondary flow guiding bend pipe is provided with: lower adpting flange II, secondary pre-rotary vane assembly and upper adpting flange III, and secondary pre-rotary vane assembly is arranged in the centre of adpting flange III and lower adpting flange II, is welded to connect on secondary flow guiding bend pipe inwall.
30 ° of rectifying tees are provided with: lower adpting flange III, straightener(stator) blade assembly I, straightener(stator) blade assembly II, left adpting flange and right adpting flange, straightener(stator) blade assembly I and straightener(stator) blade assembly II are arranged in the centre of left adpting flange and right adpting flange, are welded to connect on 30 ° of rectifying tee inner tube walls.
The straightener(stator) blade assembly I 14 of 30 ° of rectifying tees and straightener(stator) blade assembly II 15, adopt the straightener(stator) blade group that the close peripheral portion of core is dredged.
The utility model be one take up room little, structure simple, be convenient to piping layout, reliable operation and practical pipe-line system distribute negative pressure device, solve the inconvenience of pipe-line system technology arrangement, take up space the problems such as large and complex operation, in distribution negative pressure pipeline section, complete balancing resistance distribute negative pressure, the resistance of pipe-line system is made to reach balance, negative pressure is distributed rationally, and pipe-line system air quantity distributes by designing requirement.
Accompanying drawing explanation
Fig. 1 is that pipe-line system distributes negative pressure device structural representation;
Fig. 2 is one group of straightener(stator) blade modular construction schematic diagram;
In figure: 1 is Hexamermis spp adpting flange, 2 is working pipe, 3 is secondary distribution negative pressure assemblies I, 4 is secondary distribution negative pressure assemblies II, 5 is primary distribution negative pressure assemblies, 6 is upper adpting flanges I, 7 is lower adpting flanges I, 8 is pre-rotary vane assemblies, 9 is upper adpting flanges II, 10 is lower adpting flanges II, 11 is secondary pre-rotary vane assemblies, 12 is upper adpting flanges III, 13 is lower adpting flanges III, 14 is straightener(stator) blade assemblies I, 15 is straightener(stator) blade assemblies II, 16 is left adpting flanges, 17 is right adpting flanges, 18 is three sub-distribution negative pressure assemblies I, 19 is three sub-distribution negative pressure assemblies II.
Embodiment
It is realize like this that the utility model pipe-line system distributes negative pressure device, be the pipe-line system suction casing of 6 below for an exhaust outlet point quantity, distribute negative pressure device and be provided with distribution negative pressure pipeline section, one-level flow guiding bend pipe, secondary flow guiding bend pipe and 30 ° of rectifying tees, illustrate by reference to the accompanying drawings.
See Fig. 1, Fig. 2, pipe-line system distributes negative pressure device, by Hexamermis spp adpting flange 1, working pipe 2, secondary distribution negative pressure assembly I 3, secondary distribution negative pressure assembly II 4, primary distribution negative pressure assembly 5, upper adpting flange I 6, lower adpting flange I 7, a pre-rotary vane assembly 8, upper adpting flange II 9, lower adpting flange II 10, secondary pre-rotary vane assembly 11, upper adpting flange III 12, lower adpting flange III 13, straightener(stator) blade assembly I 14, straightener(stator) blade assembly II 15, left adpting flange 16, right adpting flange 17, three sub-distribution negative pressure assemblies I 18 and three sub-distribution negative pressure assemblies II 19 composition,
Distribute negative pressure pipeline section to be provided with: Hexamermis spp adpting flange 1, working pipe 2, three sub-distribution negative pressure assembly I 18 and three sub-distribution negative pressure assemblies II 19, secondary distribution negative pressure assembly I 3 and secondary distribution negative pressure assembly II 4, primary distribution negative pressure assembly 5 and upper adpting flange I 6.
Hexamermis spp adpting flange 1 is arranged on three sub-distribution negative pressure assembly I 18 and three sub-distribution negative pressure assemblies II 19, below secondary distribution negative pressure assembly I 3 and secondary distribution negative pressure assembly II 4, be welded to connect on working pipe 2 lower interface, be arranged on Hexamermis spp adpting flange 1 in working pipe 2 and pipe-line system and enter and distribute the Hexamermis spp adpting flange that negative pressure pipeline section internal reference adds six arms in parallel crossed and be tightly connected.
Three sub-distribution negative pressure assembly I 18, three sub-distribution negative pressure assemblies II 19 and secondary distribution negative pressure assembly I 3, secondary distribution negative pressure assembly II 4 are arranged symmetrically in the left and right sides of working pipe 2 pipe vertical central plane respectively, primary distribution negative pressure assembly 5 is arranged in working pipe 2 pipe vertical central plane, is welded to connect respectively on side, Hexamermis spp adpting flange 1 non-tight face and working pipe 2 inwall; Upper adpting flange I 6 is arranged in the top of primary distribution negative pressure assembly 5, to be welded to connect in working pipe 2 on interface.
Distribute three sub-distribution negative pressure assembly I 18, three sub-distribution negative pressure assemblies II 19 of negative pressure pipeline section, secondary distribution negative pressure assembly I 3, secondary distribution negative pressure assembly II 4 and primary distribution negative pressure assembly 5, when determining its erecting and welding position, the pressure loss size of distributing negative pressure pipeline section internal reference and adding six arms in parallel that cross to be entered according to pipe-line system, divide and determine for five times; Distribute the Hexamermis spp adpting flange 1 of negative pressure pipeline section, it is characterized in that, enter with pipe-line system and distribute the Hexamermis spp adpting flange accessory processing that negative pressure pipeline section internal reference adds six arms in parallel that cross and make, on sealing surface, the equal machining of each passage surrounding has two bar annular seal groove, mosaic sealing tape in groove.When after Hexamermis spp adpting flange bolton, ensure that each interchannel is in good sealing state.
One-level flow guiding bend pipe is provided with: lower adpting flange I 7, pre-rotary vane assembly 8 and upper adpting flange II 9, pre-rotary vane assembly 8 are arranged on the centre of adpting flange II 9 and lower adpting flange I 7, are welded to connect on one-level flow guiding bend pipe inwall.
Secondary flow guiding bend pipe is provided with: lower adpting flange II 10, secondary pre-rotary vane assembly 11 and upper adpting flange III 12, secondary pre-rotary vane assembly 11 is arranged in the centre of adpting flange III 12 and lower adpting flange II 10, is welded to connect on secondary flow guiding bend pipe inwall.
A pre-rotary vane assembly 8 of I and II flow guiding bend pipe and secondary pre-rotary vane assembly 11, smoke exhaust flow velocity size and Orientation is disturbed to the pressure loss caused for eliminating eddy current, density two class guide vane group is adopted to dredge the flowing of smoke exhaust, thus it is consistent with conduit axis direction to ensure that smoke exhaust flows to, the velocity distribution on cross-section of pipeline is even.
30 ° of rectifying tees are provided with: lower adpting flange III 13, straightener(stator) blade assembly I 14, straightener(stator) blade assembly II 15, left adpting flange 16 and right adpting flange 17, straightener(stator) blade assembly I 14 and straightener(stator) blade assembly II 15 are arranged in the centre of left adpting flange 16 and right adpting flange 17, are welded to connect on 30 ° of rectifying tee inner tube walls.
The straightener(stator) blade assembly I 14 of 30 ° of rectifying tees and straightener(stator) blade assembly II 15, the straightener(stator) blade Zu Shi pipeline center part smoke exhaust air-flow adopting the close peripheral portion of core to dredge weakens, while uniform stream distribution, ensure the efficient of pipe-line system and economical operation.
The utility model is for the pipe-line system suction casing of exhaust outlet point quantity more than 6, each branch resistance in parallel not easily balances, be difficult to the situation of reasonable distribution negative pressure, the one provided take up room little, structure simple, be convenient to piping layout, reliable operation and practical pipe-line system distribute negative pressure device.In distribution negative pressure pipeline section, complete balancing resistance distribute negative pressure, make the resistance of pipe-line system reach balance, negative pressure is distributed rationally, and pipe-line system air quantity distributes by designing requirement.Smoke exhaust enters after curve bend and produces two vortexes, and smoke exhaust itself is also rotated with the form of two eddy current simultaneously, and due to the appearance of eddy current, smoke exhaust is rotated and off-energy in vain, vortex is larger, and energy loss is also larger.The utility model adopts one group of pre-rotary vane assembly and one group of secondary pre-rotary vane assembly to dredge the flowing of smoke exhaust, and smoke exhaust is flowed to consistent with conduit axis direction, the velocity distribution on cross-section of pipeline is even; Adopt one group of straightener(stator) blade assembly Lai Shi pipeline center part smoke exhaust air-flow to weaken, thus reach equally distributed object.
Claims (5)
1. a pipe-line system distributes negative pressure device, it is characterized in that: be provided with and distribute negative pressure pipeline section, one-level flow guiding bend pipe, secondary flow guiding bend pipe and 30 ° of rectifying tees, distribute negative pressure pipeline section to be provided with successively from bottom to up: Hexamermis spp adpting flange (1), working pipe (2), three sub-distribution negative pressure assembly I (18) and three sub-distribution negative pressure assemblies II (19), secondary distribution negative pressure assembly I (3) and secondary distribution negative pressure assembly II (4), primary distribution negative pressure assembly (5) and upper adpting flange I (6), Hexamermis spp adpting flange (1) is arranged on three sub-distribution negative pressure assembly I (18) and three sub-distribution negative pressure assemblies II (19), below secondary distribution negative pressure assembly I (3) and secondary distribution negative pressure assembly II (4), be welded to connect on working pipe (2) lower interface, be arranged on Hexamermis spp adpting flange (1) in working pipe (2) and pipe-line system to enter and distribute the Hexamermis spp adpting flange that negative pressure pipeline section internal reference adds six arms in parallel crossed and be tightly connected, three sub-distribution negative pressure assembly I (18), three sub-distribution negative pressure assemblies II (19) and secondary distribution negative pressure assembly I (3), secondary distribution negative pressure assembly II (4) are arranged symmetrically in the left and right sides of working pipe (2) pipe vertical central plane respectively, primary distribution negative pressure assembly (5) is arranged in working pipe (2) pipe vertical central plane, is welded to connect respectively on the inwall of Hexamermis spp adpting flange (1) side, non-tight face and working pipe (2), upper adpting flange I (6) is arranged in the top of primary distribution negative pressure assembly (5), is welded to connect on the upper interface of working pipe (2).
2. pipe-line system according to claim 1 distributes negative pressure device, it is characterized in that: described one-level flow guiding bend pipe is provided with: lower adpting flange I (7), pre-rotary vane assembly (8) and upper adpting flange II (9), a pre-rotary vane assembly (8) is arranged on the centre of adpting flange II (9) and lower adpting flange I (7), is welded to connect on one-level flow guiding bend pipe inwall.
3. pipe-line system according to claim 1 distributes negative pressure device, it is characterized in that: described secondary flow guiding bend pipe is provided with: lower adpting flange II (10), secondary pre-rotary vane assembly (11) and upper adpting flange III (12), secondary pre-rotary vane assembly (11) is arranged in the centre of adpting flange III (12) and lower adpting flange II (10), is welded to connect on secondary flow guiding bend pipe inwall.
4. pipe-line system according to claim 1 distributes negative pressure device, it is characterized in that: 30 ° of described rectifying tees are provided with: lower adpting flange III (13), straightener(stator) blade assembly I (14), straightener(stator) blade assembly II (15), left adpting flange (16) and right adpting flange (17), straightener(stator) blade assembly I (14) and straightener(stator) blade assembly II (15) are arranged in the centre of left adpting flange (16) and right adpting flange (17), are welded to connect on 30 ° of rectifying tee inner tube walls.
5. pipe-line system according to claim 1 distributes negative pressure device, it is characterized in that: the straightener(stator) blade assembly I (14) of 30 ° of described rectifying tees and straightener(stator) blade assembly II (15), adopts the straightener(stator) blade group that the close peripheral portion of core is dredged.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420627502.2U CN204284777U (en) | 2014-10-28 | 2014-10-28 | A kind of pipe-line system distributes negative pressure device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420627502.2U CN204284777U (en) | 2014-10-28 | 2014-10-28 | A kind of pipe-line system distributes negative pressure device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204284777U true CN204284777U (en) | 2015-04-22 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420627502.2U Expired - Fee Related CN204284777U (en) | 2014-10-28 | 2014-10-28 | A kind of pipe-line system distributes negative pressure device |
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| Country | Link |
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| CN (1) | CN204284777U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104832734A (en) * | 2015-04-29 | 2015-08-12 | 苏州福润机械有限公司 | Pressure pipe and branch pipe connecting elbow |
| CN110514569A (en) * | 2019-07-08 | 2019-11-29 | 佛山市顺德区阿波罗环保器材有限公司 | The ducting assembly of strainability detection system of fume filtering element |
-
2014
- 2014-10-28 CN CN201420627502.2U patent/CN204284777U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104832734A (en) * | 2015-04-29 | 2015-08-12 | 苏州福润机械有限公司 | Pressure pipe and branch pipe connecting elbow |
| CN110514569A (en) * | 2019-07-08 | 2019-11-29 | 佛山市顺德区阿波罗环保器材有限公司 | The ducting assembly of strainability detection system of fume filtering element |
| CN110514569B (en) * | 2019-07-08 | 2022-07-19 | 佛山市顺德区阿波罗环保器材有限公司 | Air duct assembly of oil smoke filter element primary filtering performance detection system |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20150422 Termination date: 20211028 |