CN207763931U - The device for detecting performance of tubing head and casing head - Google Patents
The device for detecting performance of tubing head and casing head Download PDFInfo
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- CN207763931U CN207763931U CN201721754565.4U CN201721754565U CN207763931U CN 207763931 U CN207763931 U CN 207763931U CN 201721754565 U CN201721754565 U CN 201721754565U CN 207763931 U CN207763931 U CN 207763931U
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- tubing
- casing head
- tubing head
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Abstract
The utility model discloses the device for detecting performance of a kind of tubing head and casing head, it includes environmental test chamber, loading device and pressue device, tubing head or casing head are placed in the environmental test chamber, hanger is equipped in tubing head or casing head, loading device for applying rated load is located above tubing head or casing head and is contacted with the hanger, the bottom of tubing head or casing head is equipped with pressure testing flange, equipped with the heater heated to tubing head or casing head and for the temperature sensor of collecting temperature on pressure testing flange, pressue device is connected to through pressure testing flange with tubing head or casing head.Using the utility model, the reliability of tubing head and casing head in actual use ensure that, can effectively take precautions against the generation of safety accident, increase the safety in drilling process.
Description
Technical field
The detection device more particularly to a kind of well that the utility model is related to a kind of oil drilling and extracting equipments under high and low temperature state
The high temperature performance detection device of control equipment and wellhead assembly in the loaded state, mainly for detection of in oil drilling and extracting equipment
Tubing head and casing head.
Background technology
In the prior art, in implementing oil and gas well drilling construction process, well control equipment and wellhead assembly are every
It all runs in vibrations, still suffers from various temperature, pressure, so its performance is also constantly changing, for safety drilling
It is required that according to the rules, well control equipment and wellhead assembly in use for some time, will carry out performance detection, it is such at present
Detection will not only take a substantial amount of time, and can only simply be examined to the bearing capacity of well control equipment and wellhead assembly
It surveys, quality and performance to well control equipment and wellhead assembly itself still cannot make the detection evaluation of quantization, therefore, in factory
Later well control product and wellhead assembly are tested, in use from now on or is existed potential dangerous.
Currently, when being detected to tubing head or casing head, its performance quality can be detected there are two types of method.
When：The bearing capacity detection of the product is done, it is specified whether the hanger hung in detection tubing head or casing head can bear
Suspended load.In actual production for this test mainly verification tubing head or casing head, if can hang enough
Drilling rod.Second is that：The sealing performance detection of the product is done, is connected between the hanger and drilling rod that are hung in detection tubing head or casing head
At the sealing connect, cannot there is leakage, it is ensured that actual production it is safe and reliable.But above two detect work before can only individually into
Row, and detection method does not account for difference of equipment under the conditions of different environment and interior media yet.Therefore in order to avoid
In special circumstances caused by other composite factors product failure, caused security risk, it is necessary to which the quality of product is proposed
Higher requirement.
Currently, national standard, rower, API, iso standard are required to carry out high-temperature medium and low to well control equipment and wellhead assembly
The compatibility test of warm environment, Publication No. CN101281081, publication date are that the Chinese patent literature on October 8th, 2008 is public
A kind of well control product and wellhead assembly have been opened in the performance detecting process of low temperature state, has been included the following steps：Open environment
Temperature is reduced to -69 DEG C of specified low temperature by chamber -- and 29 DEG C, and keep the temperature at rated temperature value；Open pressurization dress
It sets, detected member is forced into rated operating pressure 1-140MPa；Voltage stabilizing 0.5-2 hours, computer measurement and control system is according to tested
After the undulating value of the temperature and pressure value of survey part judges whether detected member quality and performance are qualified, pressure is down to 0MPa, it will
Temperature is raised to room temperature, completes detection.The invention is detected by the pressurization under low-temperature condition, is cooled down to detected member,
Under low-temperature condition, detect whether the quality of detected member and performance meet onsite application requirement, energy to simulate actual operating mode
Detect the low temperature resistant sealing performance of well control product and wellhead assembly and nonmetallic and metal material resistance to low temperature.
But tubing head and casing head are specially required in standard should carry out high temperature performance experiment in its loaded state,
The detection device that can implement the experiment to it not yet using above patent document as the prior art of representative, cause tubing head and
Reliability is relatively low when casing head uses, and considerably increases the incidence of safety accident, reduces the safety in drilling process.
Invention content
The utility model is intended to for the above-mentioned prior art existing defect and deficiency, provides a kind of tubing head and casing
The device for detecting performance of head, the utility model by being placed in low temperature environment or internal applying high-temperature medium in the loaded state
Shi Jinhang pressurization detections apply design load to oil casing head and are heated up and cooled down, by being carried out under high temperature and low temperature
Repetition test after, oil casing head can be adequately simulated in the loaded state, under conditions of low ambient temperature and medium high temperature
Sealing performance and bearing capacity, to simulate under actual operating mode, whether the quality and performance of oil casing head meet onsite application
It is required that.To ensure that the reliability of tubing head and casing head in actual use, the generation of safety accident is effectively taken precautions against, is increased
Safety in drilling process.
The utility model is realized by using following technical proposals：
A kind of device for detecting performance of tubing head and casing head, it is characterised in that：Including environmental test chamber, loading device and
Pressue device, tubing head or casing head are placed in the environmental test chamber, hanger are equipped in tubing head or casing head, for applying
Add the loading device of rated load to be located above tubing head or casing head and is contacted with the hanger, tubing head or casing head
Bottom is equipped with pressure testing flange, equipped with the heater heated to tubing head or casing head and for acquiring on pressure testing flange
The temperature sensor of temperature, pressue device are connected to through pressure testing flange with tubing head or casing head.
Further include being useful for transporting tubing head or casing head movement to the moving trolley of environmental test chamber.Tubing head or set
Tube head is placed in moving trolley and is transported in environmental test chamber, reduces moving trolley backed off after random trolley.
The environmental test chamber temperature range is -70 DEG C~+180 DEG C, can assist the heating requirement for carrying out detected member.
Equipped with ensuring the uniform air circulating system of temperature.
Solid experiment mandrel is mounted on the hanger in advance, simulates oil pipe or casing.
The loading device is hydraulic press principle, and highest can apply the adjustable load of 400t, through connecting rod and tubing head or
The hanger of casing head contacts, and force sensor is installed in connecting rod.
The moving trolley, which is equipped with elevating mechanism, can be raised and lowered trolley.
The pressue device is air compressor unit, and the high-pressure outlet end of air compressor unit is through high-pressure metal hard tube and valve
The pressure testing hole of the pressure testing flange connected on door connects.
The air compressor unit is connected through hand-operated valve, check valve, pressure sensor and pressure testing hole.
Compared with prior art, what the utility model was reached has the beneficial effect that：
One, compared with Publication No. CN101281081 patent documents, the environmental test chamber of the utility model use, load
The detection device of device and pressue device composition realizes the pressure and temp cycle examination of tubing head and casing head in the loaded state
Test, by be placed in the loaded state in low temperature environment or it is internal apply high-temperature medium when carry out pressurization detection, to tubing and casing
Head applies design load and is heated up and cooled down, can sufficient mould after the repetition test carried out under high temperature and low temperature
Quasi- oil casing head in the loaded state, come by sealing performance and bearing capacity under conditions of low ambient temperature and medium high temperature
It simulates under actual operating mode, whether the quality and performance of oil casing head meet onsite application requirement.To ensure that tubing head and
The reliability of casing head in actual use effectively takes precautions against the generation of safety accident, increases the safety in drilling process.
Two, the utility model pilot scale pressure flange is equipped with the heater heated to detected member, and detection is in environment
Carried out in chamber, not needing mobile device can be heated up and be cooled down to detected member, by under high temperature and low temperature into
It is capable alternately and repeatedly after, can adequately simulate sealing performance of detected member in the state of low ambient temperature and medium high temperature, come
It simulates under actual operating mode, whether the quality and performance of tubing head and casing head meet onsite application requirement.
Three, the utility model has not only filled up the domestic blank to drilling device complete machine thermocycling, but also can be phase
Close the adaptability that device is used in various high and low temperature environment conditions and Lab-evaluation foundation be provided, to relevant apparatus in design and select material and
Reference is provided when onsite application, to ensure the use reliability of relevant apparatus.
Four, the tubing head after being detected by the utility model and casing head subtract significantly in the use under high and low temperature state
The incidence for having lacked safety accident improves the safety in drilling process.
Five, in the utility model, the experiment for carrying out first two product of tubing head and casing is not only met, moreover it is possible to complete each
Overall size and from single-stage oil casing head to the experiment of multistage oil casing head.
Description of the drawings
Below in conjunction with specification drawings and specific embodiments, the utility model is described in further detail,
In：
Fig. 1 is the performance detection principle schematic diagram of tubing head and casing head.
It is marked in figure：
1, hydraulic cylinder, 2, force snesor, 3, liquid presses piston pole, 4, connecting rod, 5, detected member, 6, hanger, 7, ring
Border chamber, 8, weighing platform, 9, power transmission cylinder, 10, support post, 11, loading device pedestal.
Specific implementation mode
Embodiment 1
As one better embodiment of the utility model comprising environmental test chamber 7, loading device and pressue device, oil
Tube head or casing head are placed in the environmental test chamber 7, hanger 6 are equipped in tubing head or casing head, for applying specified load
The loading device of lotus is located above tubing head or casing head and is contacted with the hanger 6, the bottom peace of tubing head or casing head
Equipped with pressure testing flange, equipped with the heater heated to tubing head or casing head and for collecting temperature on pressure testing flange
Temperature sensor, pressue device are connected to through pressure testing flange with tubing head or casing head.
Embodiment 2
As the preferred forms of the utility model, on the basis of embodiment 1, further include be useful for tubing head or
Casing head movement is transported to the moving trolley of environmental test chamber 7.Tubing head or casing head, which are placed in moving trolley, is transported to environment
In chamber 7, moving trolley backed off after random trolley is reduced.It is applied to the hanger 6 of tubing head or casing head with the loading device on top
Add rated load, the bottom of tubing head or casing head is mounted with pressure testing flange, is equipped on pressure testing flange and is carried out to detected member 5
The heater of heating and temperature sensor for collecting temperature, pressue device connect through pressure testing flange and tubing head or casing head
It is logical.
In the utility model, 7 temperature range of environmental test chamber is -70 DEG C~+180 DEG C, can assist carrying out detected member 5
Heating requirement.Equipped with ensuring the uniform air circulating system of temperature.Solid experiment mandrel is mounted on hanger 6 in advance.Add
It carries and is set to hydraulic press principle, highest can apply the adjustable load of 400t, the hanger through connecting rod 4 and tubing head or casing head
6 contact, and force sensor 2 is installed in connecting rod 4.Moving trolley, which is equipped with elevating mechanism, can be raised and lowered trolley.
Pressue device is air compressor unit, and the high-pressure outlet end of air compressor unit is through high-pressure metal hard tube and tubing head or casing head
The pressure testing hole of the pressure testing flange of upper connection connects.Heater mounting hole, temperature sensor fixing hole are provided on pressure testing flange,
Air compressor unit is connect through hand-operated valve, check valve, pressure sensor 2 with pressure testing hole.
The course of work of the utility model is as follows：
The hanger 6 with experiment mandrel will be packed into inside tubing head or casing head first, pressure testing flange is installed in lower part, so
After hang in moving trolley, be sent into environmental test chamber 7, exit trolley, the connecting rod 4 on loading device, decentralization load are installed
Device is that tubing head or casing head apply rated load.Tubing head or casing head are connect with air compressor unit again, are then turned on
5 inner cavity chamber's air themperature of detected member is heated to 60 DEG C -121 DEG C of high temperature rated or utilizes environmental test chamber 7 will by heater
Temperature is reduced to -18 DEG C--60 DEG C of specified low temperature, and keeps the temperature at rated temperature value using computer control system, so
After open air compressor unit, detected member 5 is forced into rated pressure 1-140MPa.It is minimum according to maximum temperature-room temperature-
The mode of temperature-room temperature-maximum temperature is pressurizeed repeatedly and temperature cycling test, need to carry out three cycles.Acquisition is detected
The temperature and pressure value of part 5 compares collected temperature and pressure value and rated temperature and rated pressure, temperature fluctuation ±
In 0.5 DEG C, the pressure ne-leakage of application judges 5 mass of detected member and performance for qualification.It finally opens and is connected to pressure testing flange
Communicating pipe on relief valve pressure is down to 0MPa, complete detection.
Obviously, those skilled in the art are according to the technological know-how and customary means grasped, according to the above
Content can also produce the diversified forms for not departing from the utility model basic fundamental thought, these formal transformation exist
Within the scope of protection of the utility model.
Claims (8)
1. the device for detecting performance of a kind of tubing head and casing head, it is characterised in that：Including environmental test chamber（7）, loading device
And pressue device, tubing head or casing head are placed in the environmental test chamber（7）It is interior, hanger is equipped in tubing head or casing head
（6）, the loading device for applying rated load be located above tubing head or casing head and with the hanger（6）Contact, oil
The bottom of tube head or casing head is equipped with pressure testing flange, is equipped on pressure testing flange and adds to what tubing head or casing head were heated
Hot device and temperature sensor for collecting temperature, pressue device are connected to through pressure testing flange with tubing head or casing head.
2. the device for detecting performance of a kind of tubing head and casing head according to claim 1, it is characterised in that：Further include having
For transporting tubing head or casing head movement to environmental test chamber（7）Moving trolley.
3. the device for detecting performance of a kind of tubing head and casing head according to claim 1 or 2, it is characterised in that：It is described
Environmental test chamber（7）Temperature range is -70 DEG C~+180 DEG C, is furnished with air circulating system.
4. the device for detecting performance of a kind of tubing head and casing head according to claim 1 or 2, it is characterised in that：It is described
Hanger（6）On be mounted with solid experiment mandrel, simulate oil pipe or casing.
5. the device for detecting performance of a kind of tubing head and casing head according to claim 1 or 2, it is characterised in that：It is described
Loading device is hydraulic press through connecting rod（4）With tubing head or the hanger of casing head（6）Contact, connecting rod（4）On be equipped with
Force snesor（2）.
6. the device for detecting performance of a kind of tubing head and casing head according to claim 2, it is characterised in that：The movement
Trolley is equipped with elevating mechanism.
7. the device for detecting performance of a kind of tubing head and casing head according to claim 1, it is characterised in that：The pressurization
Device is air compressor unit, pressure testing method of the high-pressure outlet end through being connected on high-pressure metal hard tube and valve of air compressor unit
Blue pressure testing hole connection.
8. the device for detecting performance of a kind of tubing head and casing head according to claim 7, it is characterised in that：The air
Compressor set is through hand-operated valve, check valve, force snesor（2）It is connect with pressure testing hole.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721754565.4U CN207763931U (en) | 2017-12-15 | 2017-12-15 | The device for detecting performance of tubing head and casing head |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721754565.4U CN207763931U (en) | 2017-12-15 | 2017-12-15 | The device for detecting performance of tubing head and casing head |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207763931U true CN207763931U (en) | 2018-08-24 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721754565.4U Active CN207763931U (en) | 2017-12-15 | 2017-12-15 | The device for detecting performance of tubing head and casing head |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113447292A (en) * | 2021-08-05 | 2021-09-28 | 中国石油天然气股份有限公司 | Method and device for detecting performance of wireless control underground throttle |
-
2017
- 2017-12-15 CN CN201721754565.4U patent/CN207763931U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113447292A (en) * | 2021-08-05 | 2021-09-28 | 中国石油天然气股份有限公司 | Method and device for detecting performance of wireless control underground throttle |
| CN113447292B (en) * | 2021-08-05 | 2022-11-08 | 中国石油天然气股份有限公司 | Method and device for detecting performance of wireless control underground throttler |
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