CN203962377U - A kind of sucker rod pump pressure relief tool - Google Patents
A kind of sucker rod pump pressure relief tool Download PDFInfo
- Publication number
- CN203962377U CN203962377U CN201420436673.7U CN201420436673U CN203962377U CN 203962377 U CN203962377 U CN 203962377U CN 201420436673 U CN201420436673 U CN 201420436673U CN 203962377 U CN203962377 U CN 203962377U
- Authority
- CN
- China
- Prior art keywords
- sucker rod
- rod pump
- sleeve
- pump
- push rod
- 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.)
- Withdrawn - After Issue
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- Filling Or Discharging Of Gas Storage Vessels (AREA)
Abstract
The utility model provides a kind of sucker rod pump pressure relief tool, comprises the sleeve matching with sucker rod pump, and sleeve inner is provided with rotatable push rod.Push rod is the valve ball to sucker rod pump pump barrel inside just, and rotation push rod, until push rod backs down valve ball, releases pressurized gas or highly pressurised liquid in sucker rod pump.This sucker rod pump pressure relief tool, by the push rod that can back down valve ball in sucker rod pump is installed, is realized simple and safe pressure release efficiently.
Description
Technical field
The utility model relates to a kind of pressure relief tool, relates in particular to a kind of pressure relief tool of sucker rod pump.
Background technique
Along with deepening continuously of China's oil field development course, stratum energy is decayed gradually, well deliverability variation, machine is taken out well producing fluid level and is declined year by year, and sucker rod pump is taken out technique large-scale application deeply, obtain significant achievement, also expose some drawbacks: sucker rod pump matching gap is little, is prone to holddown fault, along with gas injection technology continues to promote simultaneously, be subject to the cause influences such as gas injection well fouling, corrosion, the sucker rod pump holddown frequency further increases.
Must dismantle holddown well sucker rod pump for implementing holddown reason, and gas injection easily causes in sucker rod pump pump barrel building the pressure, dismantle at present sucker rod pump and be mainly manually and with pipe wrench, sucker rod pump directly dismantled, lack professional pressure relief tool, auxiliary security is torn pump open, easily causes the generation of personal injury accident.
Summary of the invention
In order to overcome the above problems, the utility model provides a kind of sucker rod pump pressure relief tool, and this sucker rod pump pressure relief tool, by the push rod that can back down valve ball in sucker rod pump is installed, is realized simple and safe pressure release efficiently.
To achieve these goals, the utility model provides a kind of sucker rod pump pressure relief tool, comprise the sleeve matching with sucker rod pump, sleeve inner is provided with rotatable push rod, push rod is the valve ball to sucker rod pump pump barrel inside just, rotation push rod, until push rod backs down valve ball, releases pressurized gas or highly pressurised liquid in sucker rod pump.
As further optimization of the present utility model, between sleeve and push rod, be provided with the passive lining of push rod, a part for lining is set in the end in sleeve, another part of lining stretches out outside sleeve, the outside polygonal for matching with spanner of lining that stretches out sleeve, lining and push rod are threaded connection.
As further optimization of the present utility model, on lining, be also provided with the relief hole for sucker rod pump pump barrel inner high voltage gas or liquid are released.
As further optimization of the present utility model, jacket casing is located at the bottom of sucker rod pump, is provided with two groups of mounting holes on sleeve, and wherein one group of mounting hole is corresponding with the hole on sucker rod pump pump barrel bottom, by screw, sleeve is fixed on to sucker rod pump bottom.
As further optimization of the present utility model, the end of sleeve is provided with overhead-valve joint, and lining is arranged on sleeve the other end, and overhead-valve joint is provided with the outside thread being meshed with sucker rod pump bottom internal thread.
The advantage that the utility model has is, sucker rod pump pressure relief tool of the present utility model by arrange the push rod of rod-type realize safe and reliable, release high-pressure liquid or the gas in sucker rod pump pump barrel quickly and easily, eliminate follow-up dismounting sucker rod pump operating risk, be convenient to find out rapidly holddown reason, formulate counter-measure, avoid repeating to examine pump.
Brief description of the drawings
Fig. 1 is the structural representation of sucker rod pump pressure relief tool the first embodiment in the utility model;
Fig. 2 is the structural representation of sucker rod pump pressure relief tool the second embodiment in the utility model.
Embodiment
Below, by exemplary mode of execution, the utility model is specifically described.But should be appreciated that element, structure and the feature in a mode of execution also can be attached in other mode of executions valuably in the situation that further not narrating.
Referring to Fig. 1, it is the structural representation of sucker rod pump pressure relief tool the first embodiment in the utility model, as shown in the figure, sucker rod pump pressure relief tool in the utility model comprises the sleeve 1 matching with sucker rod pump, sleeve 1 inside is provided with rotatable push rod 3, and push rod 3 is the valve ball 41 to sucker rod pump 4 pump barrel inside just, rotation push rod 3, until push rod 3 backs down valve ball 41, pressurized gas or highly pressurised liquid in sucker rod pump 4 are released.In the first embodiment of the present utility model, sleeve 1 is set in the bottom of sucker rod pump 4, is provided with two groups of mounting holes on sleeve 1, and wherein one group of mounting hole 11 is corresponding with the hole on sucker rod pump bottom, by screw, sleeve is arranged on to sucker rod pump 4 bottoms.Between sleeve 1 and push rod 3, be provided with the passive lining 2 of push rod 3, a part for lining 2 is set in the end in sleeve 1, another part of lining 2 stretches out outside sleeve 1, the outside polygonal for matching with spanner of lining 2 that stretches out sleeve 1, lining 2 is connected by screw thread 21 with push rod 3.When use, first manual rotation push rod 3 contacts valve ball 41, then by spanner rotary liner 2, drives push rod 3 to back down valve ball 41, and pressurized gas or highly pressurised liquid in sucker rod pump 4 are released.
Referring to Fig. 2, it is the structural representation of sucker rod pump pressure relief tool the second embodiment in the utility model, as shown in Figure 2, sucker rod pump pressure relief tool in the utility model comprises the sleeve 1 matching with sucker rod pump, and sleeve 1 inside is provided with rotatable push rod 3, and push rod 3 is the valve ball 41 to sucker rod pump 4 pump barrel inside just, when use, rotation push rod 3, until push rod 3 backs down valve ball 41, releases pressurized gas or highly pressurised liquid in sucker rod pump 4.In the second embodiment of the present utility model, between sleeve 1 and push rod 3, be provided with the passive lining 2 of push rod 3, a part for lining 2 is set in the end in sleeve 1, another part of lining 2 stretches out outside sleeve 1, the outside polygonal for matching with spanner of lining 2 that stretches out sleeve 1, lining 2 is connected by screw thread 21 with push rod 3.The other end end of sleeve 1 is set to overhead-valve joint 5, and overhead-valve joint 5 is hollow tube-shape, and overhead-valve joint 5 is provided with the outside thread being meshed with sucker rod pump 4 top internal threads.When use, first manual rotation push rod 3 contacts valve ball 41, then by spanner rotary liner 2, drives push rod 3 to back down valve ball 41, and pressurized gas or highly pressurised liquid in sucker rod pump 4 are released.
With further reference to Fig. 1 and Fig. 2, in the lining 2 in above-mentioned two embodiments, be also provided with relief hole 22, relief hole 22 is arranged on a side of the through hole 21 that push rod is installed, and the pressurized gas in sucker rod pump 4 or highly pressurised liquid release by relief hole 22.
In order to further illustrate above-mentioned model utility, the method that uses this kind of pressure relief tool to carry out pressure release is once described in detail in detail below, comprise the following steps: sucker rod pump pressure relief tool is arranged on sucker rod pump, wherein in the first mode of execution, sucker rod pump pressure relief tool is connected to the bottom of sucker rod pump by the mounting hole on sleeve with screw, in the second mode of execution, sucker rod pump pressure relief tool is engaged with the internal thread of sucker rod pump top/bottom part by the outside thread on overhead-valve joint, and then sucker rod pump pressure relief tool is arranged on to the bottom of sucker rod pump; Rotation push rod, the direction of now rotating push rod is postive direction, until the valve ball in push rod contact sucker rod pump; For avoiding pump barrel inner high voltage fluid or gas to stab human body, afterwards by spanner opposite spin lining, drive push rod to back down valve ball, pressurized gas or highly pressurised liquid in sucker rod pump release by relief hole, complete sucker rod pump pressure release.
Rely on above-mentioned sucker rod pump pressure relief tool and pressure releasing method, use this instrument to carry out pressure release to the sucker rod pump pump barrel that builds the pressure safe and reliable, easy and simple to handle.The four-hole wells such as the gas injection well TH10420X pump barrel that builds the pressure has been carried out to successful pressure release, dismounting at present, operating personnel's personal injury accident does not occur, effect of field application is better.
Be appreciated that the utility model is described by some embodiments, those skilled in the art know, in the situation that not departing from spirit and scope of the present utility model, can carry out various changes or equivalence replacement to these features and embodiment.In addition, under instruction of the present utility model, can modify to adapt to concrete situation and material and can not depart from spirit and scope of the present utility model these features and embodiment.Therefore, the utility model is not subject to the restriction of specific embodiment disclosed herein, and the embodiment within the scope of all the application's of falling into claim belongs in the scope that the utility model protects.
Claims (5)
1. a sucker rod pump pressure relief tool, it is characterized in that, comprise the sleeve (1) matching with sucker rod pump, sleeve (1) inside is provided with rotatable push rod (3), push rod (3) is the valve ball (41) to sucker rod pump (4) pump barrel inside just, rotation push rod (3), until push rod (3) backs down valve ball (41), releases pressurized gas or highly pressurised liquid in sucker rod pump (4).
2. sucker rod pump pressure relief tool according to claim 1, it is characterized in that, between sleeve (1) and push rod (3), be provided with the passive lining of push rod (3) (2), a part for lining (2) is set in the end in sleeve (1), another part of lining (2) stretches out outside sleeve (1), the outside polygonal for matching with spanner of lining (2) that stretches out sleeve (1), lining (2) is connected by screw thread (21) with push rod (3).
3. sucker rod pump pressure relief tool according to claim 2, is characterized in that, is also provided with the relief hole (22) for sucker rod pump pump barrel inner high voltage gas or liquid are released on lining (2).
4. sucker rod pump pressure relief tool according to claim 3, it is characterized in that, sleeve (1) is set in the bottom of sucker rod pump (4), on sleeve (1), be provided with two groups of mounting holes, wherein one group of mounting hole (11) is corresponding with the hole on sucker rod pump (4) pump barrel bottom, by screw, sleeve is arranged on to sucker rod pump (4) bottom.
5. sucker rod pump pressure relief tool according to claim 3, it is characterized in that, the end of sleeve (1) is provided with overhead-valve joint (5), and overhead-valve joint (5) is provided with the outside thread being meshed with sucker rod pump (4) top internal thread.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420436673.7U CN203962377U (en) | 2014-08-04 | 2014-08-04 | A kind of sucker rod pump pressure relief tool |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420436673.7U CN203962377U (en) | 2014-08-04 | 2014-08-04 | A kind of sucker rod pump pressure relief tool |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203962377U true CN203962377U (en) | 2014-11-26 |
Family
ID=51922971
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420436673.7U Withdrawn - After Issue CN203962377U (en) | 2014-08-04 | 2014-08-04 | A kind of sucker rod pump pressure relief tool |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203962377U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104196716A (en) * | 2014-08-04 | 2014-12-10 | 中国石油化工股份有限公司 | Rod pump pressure relieving tool |
-
2014
- 2014-08-04 CN CN201420436673.7U patent/CN203962377U/en not_active Withdrawn - After Issue
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104196716A (en) * | 2014-08-04 | 2014-12-10 | 中国石油化工股份有限公司 | Rod pump pressure relieving tool |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20141126 Effective date of abandoning: 20150909 |
|
| RGAV | Abandon patent right to avoid regrant |