CN204238890U - A kind of borehole pump safety valve pressure relief buffering mechanism - Google Patents
A kind of borehole pump safety valve pressure relief buffering mechanism Download PDFInfo
- Publication number
- CN204238890U CN204238890U CN201420440486.6U CN201420440486U CN204238890U CN 204238890 U CN204238890 U CN 204238890U CN 201420440486 U CN201420440486 U CN 201420440486U CN 204238890 U CN204238890 U CN 204238890U
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- China
- Prior art keywords
- buffering mechanism
- safety valve
- pressure relief
- borehole pump
- pressure
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- Expired - Fee Related
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Abstract
The utility model discloses a kind of borehole pump safety valve pressure relief buffering mechanism, this borehole pump safety valve pressure relief buffering mechanism top is connected with borehole pump safety valve, arrange four block buffering plates in borehole pump safety valve pressure relief buffering mechanism, the curved steel pipe in lower end is connected with borehole pump upper tank.When borehole pump safety valve is opened, cleaner for high-pressure drilling fluid enters borehole pump safety valve pressure relief buffering mechanism, enter the cleaner for high-pressure drilling fluid of borehole pump safety valve pressure relief buffering mechanism under the buffering of buffer board, slow down the pressure of cleaner for high-pressure drilling fluid, change the flow direction and speed, enter upper tank by the curved steel pipe be connected with borehole pump safety valve pressure relief buffering mechanism, finally enter drilling fluid tank.This apparatus structure is simple, easy for installation, when effectively can solve the pressure release of borehole pump safety valve, cleaner for high-pressure drilling fluid directly enters liquid pipeline on borehole pump, cause liquid pipe on borehole pump to impact explosion problem, solve the problem because upper liquid line burst leaks drilling fluid contamination environment, personnel come to harm simultaneously.
Description
Technical field
The utility model relates to a kind of safety valve pressure relief component, is specially a kind of oil drilling pump relief valve pressure relief buffering mechanism, and during for the pressure release of borehole pump safety valve, cleaner for high-pressure drilling fluid is to the buffering of liquid pipeline on borehole pump.
Background technology
Borehole pump is one of three large parts of oil-well rig, is the key equipment of drilling-fluid circulation system.During drilling well, borehole pump under high pressure carries a large amount of liquid to shaft bottom, to cool drill bit, carries out landwaste, and as the power fluid of downhole motor, for power drilling tool provides energy, auxiliary drill bit creeps into.
In order to conveying drilling fluid that can be under high pressure safe, avoid the over proof operating pressure of borehole pump, cause down-hole accident and personal injury, be provided with safety valve in borehole pump drain side.Safety pin, when exceeding borehole pump rated pressure value, will be cut off by safety valve, and instantaneous pressure release opened suddenly by safety valve.
At present, the borehole pump safety valve pressure release flow process of oil drilling onsite application and vibrational power flow, adopt the steel pipeline of diameter 75mm to be directly connected to borehole pump upper liquid chamber one end from safety valve outlet, when borehole pump safety valve exceed specified opening pressure pin cut off safety valve open time, cleaner for high-pressure drilling fluid is discharged to borehole pump by a liquid pipeline part on upper liquid chamber, borehole pump and enters the circulating system, a part enters liquid pipeline on drilling fluid, enters drilling fluid tank., due to the instantaneous pressure release of cleaner for high-pressure drilling fluid, produce powerful impact force and dodge quick-fried, being easy to liquid pipeline on a drilling fluid rubber and impacting explosion, cause environment pollution and personal injury.So, need to develop a kind of safety valve pressure relief buffering mechanism, solve the problem that upper liquid pipeline that safety valve pressure release causes impacts environment pollution and the personal injury bursting and cause.
Summary of the invention
Enforcement object of the present utility model is the problems referred to above existed for prior art, there is provided a kind of can pressure release instantaneous to borehole pump safety valve high-voltage drilling fluid time the energy that produces cushion, when avoiding the pressure release of borehole pump safety valve, the instantaneous pressure release of cleaner for high-pressure drilling fluid, produce sudden strain of a muscle quick-fried, avoid liquid pipeline on drilling fluid rubber to impact the safety valve pressure relief buffering mechanism of explosion.
For solving the problems of the technologies described above, the utility model borehole pump safety valve pressure relief buffering mechanism, be achieved through the following technical solutions: a kind of borehole pump safety valve pressure relief buffering mechanism, comprise pressure relief buffering mechanism upper flange (1), safety valve relief tube (1-a), pressure relief buffering mechanism (2), pressure release buffer board (3, 3-a, 3-b, 3-c), pressure relief buffering mechanism lower flange (4), pressure relief buffering mechanism and borehole pump upper tank connecting bending steel pipe (5), upper tank adpting flange (6), safety valve relief tube (1-a), be arranged on the upper end of pressure relief buffering mechanism, safety valve relief tube diameter is less than the diameter of pressure relief buffering mechanism, described safety valve pressure relief buffering mechanism (2) is arranged on the lower end of relief tube (1-a), is provided with four pressure release buffer boards (3,3-a, 3-b, 3-c) in pressure relief buffering mechanism, described buffer board (3,3-a) interval is welded on pressure relief buffering mechanism (2) side uniformly, and buffer board (3-b, 3-c) dislocation is welded on pressure relief buffering mechanism (2) opposite side uniformly, described connecting bending steel pipe (5) is arranged on pressure relief buffering mechanism (2) lower end, and the diameter of connecting bending steel pipe (5) is greater than the diameter of pressure relief buffering mechanism (2), described safety valve relief tube (1-a), pressure relief buffering mechanism (2), pressure relief buffering mechanism and borehole pump upper tank connecting bending steel pipe (5) are fixed with bolted flange by upper flange (1), lower flange (4), upper tank adpting flange (6).
Its beneficial effect of vibrational power flow of the utility model borehole pump safety valve pressure relief buffering mechanism is: cushion during pressure release instantaneous to borehole pump safety valve high-voltage drilling fluid, when effectively prevent the pressure release of borehole pump safety valve, the instantaneous pressure release of cleaner for high-pressure drilling fluid, produce impact and dodge quick-fried, explosion problem is impacted to liquid pipeline on drilling fluid rubber, it also avoid environmental pollution and personal injury simultaneously.This utility model has manufacture, installs simply, with low cost, is worth application and promotes.
accompanying drawing illustrates:
Accompanying drawing 1 is the structural representation of borehole pump safety valve pressure relief buffering mechanism.Being described as in fig. 1: adpting flange (1), safety valve pressure release tube connector (1-a), pressure relief buffering mechanism (2), pressure release buffer board (3 on pressure relief buffering mechanism, 3-a, 3-b, 3-c), adpting flange (4), pressure relief buffering mechanism and borehole pump upper tank connecting bending steel pipe (5), upper tank adpting flange (6) under pressure relief buffering mechanism.
detailed description of the invention:
Below in conjunction with accompanying drawing 1, vibrational power flow of the present utility model and use are described in detail.
With reference to accompanying drawing 1, comprise adpting flange on pressure relief buffering mechanism (1), safety valve relief tube (1-a), pressure relief buffering mechanism (2), pressure release buffer board (3,3-a, 3-b, 3-c), pressure relief buffering mechanism lower flange (4), pressure relief buffering mechanism and borehole pump upper tank connecting bending steel pipe (5), borehole pump upper tank adpting flange (6).Safety valve relief tube (1-a) is arranged on the upper end of pressure relief buffering mechanism, above be connected with safety valve, descend and pressure relief buffering mechanism (2) Flange joint, safety valve relief tube diameter is less than the diameter of pressure relief buffering mechanism, during cleaner for high-pressure drilling fluid pressure release, the high pressure drilling hydraulic coupling entering large diameter pressure relief buffering mechanism is discharged and is weakened, described safety valve pressure relief buffering mechanism (2) is connected to the lower end of relief tube (1-a), four pressure release buffer boards (3 are provided with in safety valve pressure relief buffering mechanism (2), 3-a, 3-b, 3-c), described buffer board (3, 3-a) interval is welded on pressure relief buffering mechanism (2) side uniformly, buffer board (3-b, 3-c) dislocation is welded on pressure relief buffering mechanism (2) opposite side uniformly, the drilling fluid entering pressure relief buffering mechanism (2) is passing through buffer board (3, 3-a, 3-b, time 3-c), the flow direction and the speed of drilling fluid are changed, achieve high pressure drilling hydraulic coupling again to change, drilling fluid is buffered and energy dissipating, pressure relief buffering mechanism and borehole pump upper tank connecting bending steel pipe (5) are arranged on pressure relief buffering mechanism (2) lower end, the diameter of connecting bending steel pipe (5) is greater than the diameter of pressure relief buffering mechanism (2), the fluid pressure and the speed that enter bridge piece (5) are changed again, and energy is again discharged and weakens, enter the drilling fluid of borehole pump upper tank, a part enters the circulating system by borehole pump, and another part then enters liquid pipeline on borehole pump rubber drilling fluid, finally enters drilling fluid tank.Thus when avoiding the pressure release of borehole pump safety valve, the impact of the instantaneous generation of cleaner for high-pressure drilling fluid and dodge quick-fried, impacts the problem of explosion to drilling fluid rubber water-line.
The diameter of pressure relief buffering mechanism and borehole pump upper tank connecting bending steel pipe (5) is greater than the diameter of pressure relief buffering mechanism (2), and the diameter of pressure relief buffering mechanism (2) is greater than the diameter of safety valve relief tube (1-a).When the change of this diameter of movement is conducive to safety valve pressure release, high pressure drilling flow velocity reduces instantaneously, and is buffered and energy dissipating.
Four pieces of pressure release buffer boards (3,3-a, 3-b, 3-c) that pressure relief buffering mechanism (2) is arranged, this structure can change the flow direction and the speed of drilling fluid, and then the energy that during release safety valve pressure release, cleaner for high-pressure drilling fluid brings.
Safety valve relief tube (1-a), pressure relief buffering mechanism (2), pressure relief buffering mechanism and borehole pump upper tank connecting bending steel pipe (5), to be fixed with bolted flange by upper flange (1), lower flange (4), upper tank adpting flange (6), be easy to install, it is comparatively easy to damage when changing.
The vibrational power flow of the utility model borehole pump safety valve pressure relief buffering mechanism, cushion during pressure release instantaneous to borehole pump safety valve high-voltage drilling fluid, when effectively prevent the pressure release of borehole pump safety valve, the instantaneous pressure release of cleaner for high-pressure drilling fluid produce impact and dodge quick-fried, explosion problem is impacted to liquid pipeline on drilling fluid rubber, it also avoid the pollution to environment and personal injury simultaneously.This utility model has manufacture, installs simply, and feature with low cost is worth application and promotes.
Claims (1)
1. a borehole pump safety valve pressure relief buffering mechanism, it is characterized in that: comprise pressure relief buffering mechanism upper flange (1), safety valve relief tube (1-a), pressure relief buffering mechanism (2), pressure release buffer board (3,3-a, 3-b, 3-c), pressure relief buffering mechanism lower flange (4), pressure relief buffering mechanism and borehole pump upper tank connecting bending steel pipe (5), upper tank adpting flange (6), described safety valve relief tube (1-a), be arranged on the upper end of pressure relief buffering mechanism, safety valve relief tube diameter is less than the diameter of pressure relief buffering mechanism; Described safety valve pressure relief buffering mechanism (2) is arranged on the lower end of relief tube (1-a), is provided with four pressure release buffer boards (3,3-a, 3-b, 3-c) in pressure relief buffering mechanism; Described buffer board (3,3-a) interval is welded on pressure relief buffering mechanism (2) side uniformly, and buffer board (3-b, 3-c) dislocation is welded on pressure relief buffering mechanism (2) opposite side uniformly; Described connecting bending steel pipe (5) is arranged on pressure relief buffering mechanism (2) lower end, and the diameter of connecting bending steel pipe (5) is greater than the diameter of pressure relief buffering mechanism (2); Described safety valve relief tube (1-a), pressure relief buffering mechanism (2), pressure relief buffering mechanism and borehole pump upper tank connecting bending steel pipe (5) are fixed with bolted flange by upper flange (1), lower flange (4), upper tank adpting flange (6).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420440486.6U CN204238890U (en) | 2014-08-06 | 2014-08-06 | A kind of borehole pump safety valve pressure relief buffering mechanism |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420440486.6U CN204238890U (en) | 2014-08-06 | 2014-08-06 | A kind of borehole pump safety valve pressure relief buffering mechanism |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204238890U true CN204238890U (en) | 2015-04-01 |
Family
ID=52768403
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420440486.6U Expired - Fee Related CN204238890U (en) | 2014-08-06 | 2014-08-06 | A kind of borehole pump safety valve pressure relief buffering mechanism |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204238890U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105864110A (en) * | 2016-04-07 | 2016-08-17 | 四川宝石机械专用车有限公司 | Novel buffer device for fracturing pump |
-
2014
- 2014-08-06 CN CN201420440486.6U patent/CN204238890U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105864110A (en) * | 2016-04-07 | 2016-08-17 | 四川宝石机械专用车有限公司 | Novel buffer device for fracturing pump |
| CN105864110B (en) * | 2016-04-07 | 2018-11-09 | 四川宝石机械专用车有限公司 | A kind of novel fracturing pump buffer unit |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20150401 Termination date: 20150806 |
|
| EXPY | Termination of patent right or utility model |