DE2710236C3 - Schraubenpumpe - Google Patents
SchraubenpumpeInfo
- Publication number
- DE2710236C3 DE2710236C3 DE2710236A DE2710236A DE2710236C3 DE 2710236 C3 DE2710236 C3 DE 2710236C3 DE 2710236 A DE2710236 A DE 2710236A DE 2710236 A DE2710236 A DE 2710236A DE 2710236 C3 DE2710236 C3 DE 2710236C3
- Authority
- DE
- Germany
- Prior art keywords
- housing
- pump
- housing part
- screw
- annular channel
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired
Links
- 238000007789 sealing Methods 0.000 claims description 33
- 210000004907 gland Anatomy 0.000 claims description 21
- 239000011521 glass Substances 0.000 description 7
- 238000012856 packing Methods 0.000 description 7
- 230000000712 assembly Effects 0.000 description 6
- 238000000429 assembly Methods 0.000 description 6
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 4
- 229920001131 Pulp (paper) Polymers 0.000 description 2
- 238000010276 construction Methods 0.000 description 2
- 238000006073 displacement reaction Methods 0.000 description 2
- -1 fibrous Substances 0.000 description 2
- 239000012530 fluid Substances 0.000 description 2
- 238000011010 flushing procedure Methods 0.000 description 2
- 239000007788 liquid Substances 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 238000013022 venting Methods 0.000 description 2
- 239000004677 Nylon Substances 0.000 description 1
- 229920002522 Wood fibre Polymers 0.000 description 1
- 239000007900 aqueous suspension Substances 0.000 description 1
- 238000005452 bending Methods 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 230000008878 coupling Effects 0.000 description 1
- 238000010168 coupling process Methods 0.000 description 1
- 238000005859 coupling reaction Methods 0.000 description 1
- 230000001419 dependent effect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 239000000835 fiber Substances 0.000 description 1
- 239000006260 foam Substances 0.000 description 1
- 239000003365 glass fiber Substances 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 229920001778 nylon Polymers 0.000 description 1
- 230000002093 peripheral effect Effects 0.000 description 1
- 239000004033 plastic Substances 0.000 description 1
- 229920001343 polytetrafluoroethylene Polymers 0.000 description 1
- 239000004810 polytetrafluoroethylene Substances 0.000 description 1
- 238000005086 pumping Methods 0.000 description 1
- 230000000717 retained effect Effects 0.000 description 1
- 239000004576 sand Substances 0.000 description 1
- 125000006850 spacer group Chemical group 0.000 description 1
- 239000002025 wood fiber Substances 0.000 description 1
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04C—ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT PUMPS
- F04C15/00—Component parts, details or accessories of machines, pumps or pumping installations, not provided for in groups F04C2/00 - F04C14/00
- F04C15/0003—Sealing arrangements in rotary-piston machines or pumps
- F04C15/0034—Sealing arrangements in rotary-piston machines or pumps for other than the working fluid, i.e. the sealing arrangements are not between working chambers of the machine
- F04C15/0038—Shaft sealings specially adapted for rotary-piston machines or pumps
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16J—PISTONS; CYLINDERS; SEALINGS
- F16J15/00—Sealings
- F16J15/16—Sealings between relatively-moving surfaces
- F16J15/18—Sealings between relatively-moving surfaces with stuffing-boxes for elastic or plastic packings
- F16J15/182—Sealings between relatively-moving surfaces with stuffing-boxes for elastic or plastic packings with lubricating, cooling or draining means
- F16J15/183—Sealings between relatively-moving surfaces with stuffing-boxes for elastic or plastic packings with lubricating, cooling or draining means using a lantern ring
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Rotary Pumps (AREA)
- Structures Of Non-Positive Displacement Pumps (AREA)
- Sealing Devices (AREA)
- Details And Applications Of Rotary Liquid Pumps (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US05/665,387 US4047858A (en) | 1976-03-10 | 1976-03-10 | Stuffing box for high density screw pump and pump incorporating same |
Publications (3)
| Publication Number | Publication Date |
|---|---|
| DE2710236A1 DE2710236A1 (de) | 1977-09-22 |
| DE2710236B2 DE2710236B2 (de) | 1980-03-13 |
| DE2710236C3 true DE2710236C3 (de) | 1980-11-27 |
Family
ID=24669908
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DE2710236A Expired DE2710236C3 (de) | 1976-03-10 | 1977-03-09 | Schraubenpumpe |
Country Status (8)
| Country | Link |
|---|---|
| US (1) | US4047858A (enExample) |
| CA (1) | CA1083419A (enExample) |
| DE (1) | DE2710236C3 (enExample) |
| FI (1) | FI60061C (enExample) |
| FR (1) | FR2343903A1 (enExample) |
| GB (1) | GB1524330A (enExample) |
| NO (1) | NO144434C (enExample) |
| SE (1) | SE7702664L (enExample) |
Families Citing this family (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE19703115A1 (de) * | 1997-01-29 | 1998-07-30 | Danfoss As | Hydraulische Flügelzellenmaschine |
| US6746147B2 (en) * | 2002-01-28 | 2004-06-08 | Spx Corporation | Seal shaft shutoff device and method |
| US6742923B2 (en) * | 2002-01-28 | 2004-06-01 | Spx Corporation | Seal shaft shutoff device and method |
| CA2568921C (en) * | 2006-11-29 | 2011-08-09 | Amik Oilfield Equipment And Rentals Ltd. | Stuffing box for rotating rod |
| US9239114B2 (en) * | 2012-11-05 | 2016-01-19 | Parker-Hannifin Corporation | Compressable sealing ring assembly |
| US10288080B2 (en) * | 2015-12-29 | 2019-05-14 | The Modern Group, Ltd. | Pump seal lubricator |
| DE102016100957A1 (de) * | 2016-01-20 | 2017-07-20 | FRISTAM Pumpen Schaumburg GmbH | Verdrängerpumpe |
| US11054036B2 (en) * | 2018-09-27 | 2021-07-06 | Seal-Ryt Corp. | Pillar lantern ring for a shaft sealing system |
| IT201800009944A1 (it) | 2018-10-31 | 2020-05-01 | Nova Rotors Srl | "pompa volumetrica" |
| US12038004B2 (en) | 2020-02-12 | 2024-07-16 | Nova Rotors Srl | Positive displacement pump with bearings, a keying device, and gears |
| CN111365227A (zh) * | 2020-04-24 | 2020-07-03 | 浙江博大泵业有限公司 | 一种带浮动衬套的双螺杆泵 |
| US11073212B1 (en) * | 2020-12-03 | 2021-07-27 | John A. Kozel | Packing cartridge and method of installation |
Family Cites Families (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US713411A (en) * | 1901-01-19 | 1902-11-11 | Carl Endruweit | Yielding stuffing-box. |
| US816190A (en) * | 1905-03-28 | 1906-03-27 | Josef Sieger | Stuffing-box. |
| US1005954A (en) * | 1909-09-07 | 1911-10-17 | Walter Fritz | Stuffing-box for rotary parts. |
| US1990519A (en) * | 1933-01-20 | 1935-02-12 | Pacific Pump Works | Packing structure for hot liquid pumps |
| GB588316A (en) * | 1945-02-08 | 1947-05-20 | Mather & Platt Ltd | Improvements relating to stuffing boxes |
| US2624599A (en) * | 1950-08-10 | 1953-01-06 | Charles A Eaton | Arrangement for flexible stuffing boxes |
| DE1109471B (de) * | 1957-02-20 | 1961-06-22 | Nandor Perlaki Dipl Ing | Stopfbuechse mit Fluessigkeitsverschluss fuer senkrechte Wellen an abwechselnd unter UEberdruck und Vakuum arbeitenden chemischen Apparaten |
| US2985473A (en) * | 1957-11-19 | 1961-05-23 | Alan I Parker | Floating seal |
| US3057665A (en) * | 1960-06-24 | 1962-10-09 | Warren Pumps Inc | Pump |
| US3198582A (en) * | 1962-09-12 | 1965-08-03 | Warren Pumps Inc | Screw pump |
| US3198132A (en) * | 1964-01-17 | 1965-08-03 | Warren Pumps Inc | Pump |
-
1976
- 1976-03-10 US US05/665,387 patent/US4047858A/en not_active Expired - Lifetime
-
1977
- 1977-02-22 CA CA272,307A patent/CA1083419A/en not_active Expired
- 1977-02-23 GB GB7652/77A patent/GB1524330A/en not_active Expired
- 1977-03-03 FI FI770682A patent/FI60061C/fi not_active IP Right Cessation
- 1977-03-09 DE DE2710236A patent/DE2710236C3/de not_active Expired
- 1977-03-09 FR FR7706980A patent/FR2343903A1/fr active Granted
- 1977-03-09 SE SE7702664A patent/SE7702664L/xx unknown
- 1977-03-09 NO NO770839A patent/NO144434C/no unknown
Also Published As
| Publication number | Publication date |
|---|---|
| US4047858A (en) | 1977-09-13 |
| FI60061B (fi) | 1981-07-31 |
| DE2710236A1 (de) | 1977-09-22 |
| DE2710236B2 (de) | 1980-03-13 |
| CA1083419A (en) | 1980-08-12 |
| FI770682A7 (enExample) | 1977-09-11 |
| NO770839L (no) | 1977-09-13 |
| NO144434C (no) | 1981-08-26 |
| GB1524330A (en) | 1978-09-13 |
| FR2343903B1 (enExample) | 1980-03-07 |
| SE7702664L (sv) | 1977-09-11 |
| FI60061C (fi) | 1981-11-10 |
| NO144434B (no) | 1981-05-18 |
| FR2343903A1 (fr) | 1977-10-07 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C3 | Grant after two publication steps (3rd publication) | ||
| 8339 | Ceased/non-payment of the annual fee |