CN2900863Y - Automatic compensating plunger seal device for well drilling pump - Google Patents
Automatic compensating plunger seal device for well drilling pump Download PDFInfo
- Publication number
- CN2900863Y CN2900863Y CN 200620078851 CN200620078851U CN2900863Y CN 2900863 Y CN2900863 Y CN 2900863Y CN 200620078851 CN200620078851 CN 200620078851 CN 200620078851 U CN200620078851 U CN 200620078851U CN 2900863 Y CN2900863 Y CN 2900863Y
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- plunger
- packing
- cylinder liner
- oil distribution
- sealing
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- Expired - Fee Related
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- Details Of Reciprocating Pumps (AREA)
- Sealing Devices (AREA)
Abstract
本实用新型是一种钻井泵自动补偿式柱塞密封装置，包括依顺序装在柱塞(1)上的弹簧座(5)、柱塞弹簧(4)、盘根(3)和配油环(6)各组件；调节压盖(7)和缸套(2)分别装在柱塞(1)两端并且通过连接构成壳体将各组件包覆；密封圈(8)和(9)分别装在配油环(6)的内侧和外侧实现对柱塞和缸套(2)的密封；缸套(2)上有实现对柱塞(1)和盘根(3)的润滑和冷却的润滑冷却液进口A及出口B。由于采用弹簧自动补偿压紧力，强制润滑、冷却盘根和柱塞，密封特别可靠和安全，适用于工作压力0－105MPa的往复式钻井泵。
The utility model relates to an automatic compensation type plunger sealing device for a drilling pump, which comprises a spring seat (5), a plunger spring (4), a packing (3) and an oil distribution ring arranged in sequence on the plunger (1). (6) Each component; the adjusting gland (7) and the cylinder liner (2) are respectively installed at both ends of the plunger (1) and are connected to form a shell to cover each component; the sealing rings (8) and (9) are respectively Installed on the inside and outside of the oil distribution ring (6) to seal the plunger and the cylinder liner (2); the cylinder liner (2) has lubricating and cooling holes for the plunger (1) and the packing (3) Lubricating coolant inlet A and outlet B. Due to the use of springs to automatically compensate the pressing force, forced lubrication and cooling of the packing and plunger, the seal is particularly reliable and safe, and is suitable for reciprocating drilling pumps with a working pressure of 0-105MPa.
Description
技术领域：Technical field:
本实用新型属于石油天然气勘探开发用往复式钻井泵中的柱塞密封装置。The utility model belongs to a plunger sealing device in a reciprocating drilling pump used for oil and gas exploration and development.
背景技术：Background technique:
目前国内生产制造的三缸单作用钻井泵均采用缸套活塞结构。柱塞式钻井泵代表了钻井泵能够承受较高的压力，但是实现安全可靠的密封结构是目前的难题。At present, the three-cylinder single-acting drilling pumps produced in China all adopt the cylinder-lined-piston structure. The plunger type drilling pump represents that the drilling pump can withstand high pressure, but it is currently a difficult problem to realize a safe and reliable sealing structure.
发明内容：Invention content:
本实用新型目的是提供一种高可靠性的钻井泵自动补偿式柱塞密封装置，满足高泵压的需求。The purpose of the utility model is to provide a high-reliability drilling pump automatic compensation type plunger sealing device to meet the demand of high pump pressure.
具体地说，本实用新型是通过如下技术方案来解决上述问题的：Specifically, the utility model solves the above problems through the following technical solutions:
钻井泵自动补偿式柱塞密封装置，其包括依顺序装在柱塞(1)上的弹簧座(5)、柱塞弹簧(4)、盘根(3)和配油环(6)各组件；调节压盖(7)和缸套(2)分别装在柱塞(1)两端并且通过连接构成壳体将各组件包覆；密封圈(8)和(9)分别装在配油环(6)的内侧和外侧实现对柱塞和缸套(2)的密封；缸套(2)上有实现对柱塞(1)和盘根(3)的润滑和冷却的润滑冷却液进口A及出口B。The self-compensating plunger sealing device of the drilling pump includes the spring seat (5), plunger spring (4), packing (3) and oil distribution ring (6) mounted on the plunger (1) in sequence ;Adjusting gland (7) and cylinder liner (2) are respectively mounted on both ends of plunger (1) and are connected to form a housing to cover each component; sealing rings (8) and (9) are respectively mounted on oil distribution rings The inner and outer sides of (6) realize the sealing of the plunger and the cylinder liner (2); there is a lubricating coolant inlet A on the cylinder liner (2) to realize the lubrication and cooling of the plunger (1) and the packing (3) and exit B.
所述的盘根(3)由塑料和橡胶两种不同材质的密封组成，并且间隔组装。The packing (3) is composed of plastic and rubber seals made of two different materials and assembled at intervals.
本实用新型由于采用弹簧自动补偿压紧力和强制润滑冷却，及盘根对柱塞的强制密封，具有密封可靠的特点。本实用新型采用弹簧自动补偿的柱塞密封结构，工作压力可达0-105MPa。The utility model has the characteristics of reliable sealing due to the adoption of springs to automatically compensate the pressing force, forced lubrication and cooling, and the forced sealing of the packing to the plunger. The utility model adopts a spring automatic compensation plunger sealing structure, and the working pressure can reach 0-105MPa.
附图说明Description of drawings
附图为本实用新型结构示意图。Accompanying drawing is the structural representation of the utility model.
图号说明：Description of figure number:
1----柱塞； 2----缸套； 3----盘根；1----plunger; 2----cylinder liner; 3----packing;
4----柱塞弹簧； 5----弹簧座； 6----配油环；4----Plunger spring; 5----Spring seat; 6----Oil distribution ring;
7----调节压盖； 8----密封圈； 9----密封圈7----adjusting gland; 8----sealing ring; 9----sealing ring
A----润滑冷却液进口 B----润滑冷却液出口。A ---- lubricating coolant inlet B ---- lubricating coolant outlet.
具体实施方式Detailed ways
附图给出了本实用新型自动补偿式柱塞密封装置的具体实施方式。它由柱塞(1)、缸套(2)、盘根(3)、柱塞弹簧(4)、弹簧座(5)、配油环(6)、调节压盖(7)、及密封圈(8)、(9)等组成。盘根(3)由两种不同材质的密封组成，并且间隔组装。配油环(6)内外侧分别装有密封圈(8)、(9)，以实现柱塞(1)与配油环(6)之间、缸套(2)与配油环(6)之间润滑冷却液的低压密封。缸套(2)上有润滑冷却液进口A及出口B，以实现对柱塞(1)和盘根(3)的润滑和冷却。柱塞弹簧(4)自动将盘根(3)压紧，以适应吸入和排出的两种工作状态。The accompanying drawings show the specific implementation of the automatic compensation plunger sealing device of the present invention. It consists of plunger (1), cylinder liner (2), packing (3), plunger spring (4), spring seat (5), oil distribution ring (6), adjusting gland (7), and sealing ring (8), (9) and so on. The packing (3) is composed of two seals of different materials and assembled at intervals. The inner and outer sides of the oil distribution ring (6) are respectively equipped with sealing rings (8) and (9) to realize the sealing between the plunger (1) and the oil distribution ring (6) and between the cylinder liner (2) and the oil distribution ring (6). Low-pressure seals with lubricating coolant between them. There is lubricating coolant inlet A and outlet B on the cylinder liner (2) to realize the lubrication and cooling of the plunger (1) and the packing (3). The plunger spring (4) automatically compresses the packing (3) to adapt to the two working states of suction and discharge.
Claims (2)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200620078851 CN2900863Y (en) | 2006-04-19 | 2006-04-19 | Automatic compensating plunger seal device for well drilling pump |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200620078851 CN2900863Y (en) | 2006-04-19 | 2006-04-19 | Automatic compensating plunger seal device for well drilling pump |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2900863Y true CN2900863Y (en) | 2007-05-16 |
Family
ID=38085026
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 200620078851 Expired - Fee Related CN2900863Y (en) | 2006-04-19 | 2006-04-19 | Automatic compensating plunger seal device for well drilling pump |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN2900863Y (en) |
Cited By (15)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US7913508B2 (en) | 2007-08-03 | 2011-03-29 | Baoji Oilfield Machinery Co. Ltd. | Cooling device for interior and exterior surfaces of a mud pump liner |
| CN103967731A (en) * | 2014-05-09 | 2014-08-06 | 西安交通大学 | End cam driving type axial plunger pump carrying out oil distribution by adopting flow distribution ring |
| CN104005949A (en) * | 2014-01-16 | 2014-08-27 | 浙江众博矿业机械有限公司 | Mine water pump |
| CN104565358A (en) * | 2013-10-17 | 2015-04-29 | 罗伯特·博世有限公司 | Hydraulic cylinder |
| CN104763628A (en) * | 2015-03-27 | 2015-07-08 | 宁波合力机泵有限公司 | Fluid end of plunger-type reciprocating pump and plunger-type reciprocating pump using the fluid end |
| CN104832392A (en) * | 2015-05-20 | 2015-08-12 | 贵州珍酒酿酒有限公司 | Pressure stabilizing pump for white spirit microporous membrane filtration |
| CN108533484A (en) * | 2017-03-06 | 2018-09-14 | 米顿罗工业设备（上海）有限公司 | A kind of reciprocating pump packing seal structure suitable for high-temperature medium |
| CN111156164A (en) * | 2020-01-14 | 2020-05-15 | 宝鸡石油机械有限责任公司 | Self-boosting type middle pull rod lubricating device for drilling pump |
| CN111706502A (en) * | 2020-05-14 | 2020-09-25 | 中海石油(中国)有限公司秦皇岛32-6作业公司 | A sealing device for high-pressure plunger injection pump packing of offshore oil platform |
| KR20200123959A (en) * | 2019-04-23 | 2020-11-02 | 최상영 | Power Spray |
| CN112377404A (en) * | 2020-11-20 | 2021-02-19 | 江苏核电有限公司 | Nuclear-grade plunger pump sealing assembly and installation and adjustment method thereof |
| CN112727748A (en) * | 2021-01-11 | 2021-04-30 | 大庆市金拓石油机械制造有限公司 | Packing self-adjusting and conveniently-disassembled letter assembly for high-pressure large-flow plunger pump |
| CN114046243A (en) * | 2021-11-10 | 2022-02-15 | 宝鸡航天动力泵业有限公司 | Sand prevention sealing device for plunger of horizontal directional drilling mud pump |
| CN114623075A (en) * | 2022-05-13 | 2022-06-14 | 宁波合力机泵股份有限公司 | Vertical reciprocating pump hydraulic end and booster pump applying same |
| CN115045827A (en) * | 2022-07-25 | 2022-09-13 | 大庆市金拓石油机械制造有限公司 | Split self-pre-tightening plunger seal assembly for high-pressure plunger pump |
-
2006
- 2006-04-19 CN CN 200620078851 patent/CN2900863Y/en not_active Expired - Fee Related
Cited By (20)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US7913508B2 (en) | 2007-08-03 | 2011-03-29 | Baoji Oilfield Machinery Co. Ltd. | Cooling device for interior and exterior surfaces of a mud pump liner |
| CN104565358A (en) * | 2013-10-17 | 2015-04-29 | 罗伯特·博世有限公司 | Hydraulic cylinder |
| CN104565358B (en) * | 2013-10-17 | 2020-09-15 | 罗伯特·博世有限公司 | Hydraulic cylinder |
| CN104005949A (en) * | 2014-01-16 | 2014-08-27 | 浙江众博矿业机械有限公司 | Mine water pump |
| CN103967731A (en) * | 2014-05-09 | 2014-08-06 | 西安交通大学 | End cam driving type axial plunger pump carrying out oil distribution by adopting flow distribution ring |
| CN103967731B (en) * | 2014-05-09 | 2016-02-24 | 西安交通大学 | A kind of end cam drive-type axial piston pump adopting flow ring to join oil |
| CN104763628A (en) * | 2015-03-27 | 2015-07-08 | 宁波合力机泵有限公司 | Fluid end of plunger-type reciprocating pump and plunger-type reciprocating pump using the fluid end |
| CN104832392A (en) * | 2015-05-20 | 2015-08-12 | 贵州珍酒酿酒有限公司 | Pressure stabilizing pump for white spirit microporous membrane filtration |
| CN108533484A (en) * | 2017-03-06 | 2018-09-14 | 米顿罗工业设备（上海）有限公司 | A kind of reciprocating pump packing seal structure suitable for high-temperature medium |
| KR20200123959A (en) * | 2019-04-23 | 2020-11-02 | 최상영 | Power Spray |
| KR102310254B1 (en) * | 2019-04-23 | 2021-10-06 | 최상영 | Power Spray |
| CN111156164B (en) * | 2020-01-14 | 2021-10-15 | 宝鸡石油机械有限责任公司 | A self-pressurized intermediate tie rod lubricating device for drilling pump |
| CN111156164A (en) * | 2020-01-14 | 2020-05-15 | 宝鸡石油机械有限责任公司 | Self-boosting type middle pull rod lubricating device for drilling pump |
| CN111706502A (en) * | 2020-05-14 | 2020-09-25 | 中海石油(中国)有限公司秦皇岛32-6作业公司 | A sealing device for high-pressure plunger injection pump packing of offshore oil platform |
| CN112377404A (en) * | 2020-11-20 | 2021-02-19 | 江苏核电有限公司 | Nuclear-grade plunger pump sealing assembly and installation and adjustment method thereof |
| CN112377404B (en) * | 2020-11-20 | 2021-12-17 | 江苏核电有限公司 | Nuclear-grade plunger pump sealing assembly and installation and adjustment method thereof |
| CN112727748A (en) * | 2021-01-11 | 2021-04-30 | 大庆市金拓石油机械制造有限公司 | Packing self-adjusting and conveniently-disassembled letter assembly for high-pressure large-flow plunger pump |
| CN114046243A (en) * | 2021-11-10 | 2022-02-15 | 宝鸡航天动力泵业有限公司 | Sand prevention sealing device for plunger of horizontal directional drilling mud pump |
| CN114623075A (en) * | 2022-05-13 | 2022-06-14 | 宁波合力机泵股份有限公司 | Vertical reciprocating pump hydraulic end and booster pump applying same |
| CN115045827A (en) * | 2022-07-25 | 2022-09-13 | 大庆市金拓石油机械制造有限公司 | Split self-pre-tightening plunger seal assembly for high-pressure plunger pump |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20070516 Termination date: 20130419 |