CN208255228U - A kind of core holding unit of included back pressure function - Google Patents
A kind of core holding unit of included back pressure function Download PDFInfo
- Publication number
- CN208255228U CN208255228U CN201820765393.9U CN201820765393U CN208255228U CN 208255228 U CN208255228 U CN 208255228U CN 201820765393 U CN201820765393 U CN 201820765393U CN 208255228 U CN208255228 U CN 208255228U
- Authority
- CN
- China
- Prior art keywords
- rock core
- plug
- back pressure
- valve body
- clamp assemblies
- 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 - Fee Related
Links
Landscapes
- Investigating Strength Of Materials By Application Of Mechanical Stress (AREA)
Abstract
A kind of core holding unit of included back pressure function, is related to oil exploitation experimental field.Utility model device includes rock core clamp assemblies and back pressure component, rock core clamp assemblies play the role of clamping rock core, provide ring pressure, simulation displacement, back pressure component is connected by middle part connection end cap with rock core clamp assemblies, outlet pressures are provided for simulation displacement test, the utility model apparatus structure is simple, replacement easy to disassemble is used for multiple times, rock core clamp assemblies are connected with back pressure component in clamper inner tight, relatively traditional mode separately connected, utility model device experimental precision is higher, experimental data is more accurate, and saving manpower easy to operate.
Description
Technical field
The utility model relates to oil exploitation experimental fields, and in particular to a kind of core holding unit of included back pressure function.
Background technique
Exploitation experiment is the basis of oil-gas field development, can not only be calculated for the reserves of oil-gas reservoir, development plan establishment, oil
The work such as hiding numerical simulation provide basic oil deposit parameter, additionally it is possible to solve the problems, such as many providers encountered in oil reservoir development
Method guarantees.Core holding unit is one of widest infrastructure component of purposes in exploitation experiment, and nearly all exploitation experiment will be used
To core holding unit, and back-pressure valve is the core component in physical analogy displacement test, and displacement system is controlled by back-pressure valve
Outlet pressures, conventional experimental method is to connect a back pressure manually by pipeline in the outlet end of core holding unit at present
Valve be easy to cause sealing tightly leakage, situations such as pipeline is too long manually when connection, result in that precision is low, experimental data is inaccurate,
And cumbersome waste of manpower.
In view of the above-mentioned problems, the core holding unit for designing a kind of included back pressure function is very necessary.
Summary of the invention
Purpose of the utility model is to overcome the above-mentioned shortcomings and provide a kind of core holding units of included back pressure function, originally
New device structures are simple, replacement easy to disassemble is used for multiple times, and rock core clamp assemblies and back pressure component are in clamper inner tight
The mode that connection, relatively tradition separately connect, utility model device experimental precision is higher, experimental data is more accurate, and
Saving manpower easy to operate.
The utility model embodiment provides a kind of core holding unit of included back pressure function, which is characterized in that including rock core
Clamp assemblies and back pressure component, rock core clamp assemblies play the role of clamping rock core, provide ring pressure, simulation displacement, back pressure component
It is connected by middle part connection end cap with rock core clamp assemblies, provides outlet pressures for simulation displacement test.
Wherein the rock core clamp assemblies include inlet cap, clamper shell, stop plug, glue bucket, rock core pad, displacement
It holds plug, jointing, adjust plug, sealing ring, production end plug, pressure source connector, middle part connection end cap, the clamper
Shell both ends are threadedly coupled with inlet cap, middle part connection end cap, and clamper inner walls are equipped with glue bucket, and glue bucket inner wall is equipped with rock
Heart pad, glue bucket, rock core pad both ends are equipped with stop plug, and clamper shell is equipped with pressure source connector, pressure source connector and glue bucket
Outer wall connection, displacement end plug, inlet cap, adjusting plug, rock core, production end plug, middle part connection end cap are sequentially connected shape
At access, adjusts plug outer wall and be equipped with sealing ring, displacement end plug, production end plug are equipped with jointing.
Wherein the back pressure component includes upper valve body, lower valve body, pressure source connector, pressurizing chamber, metallic channel diaphragm, elastic membrane
Piece, water conservancy diversion pipeline, inlet, liquid outlet, outlet end cap, clamper shell, clamper enclosure interior are equipped with upper valve body, lower valve
Body, upper valve body are fixed together with lower valve body, form drain tank after the two is fixed, metallic channel diaphragm, flexible sheet are located at drainage
In slot, metallic channel diaphragm is upper, and for flexible sheet under, metallic channel diaphragm top is pressurizing chamber, is connected with pressure source connector, adopts
Outlet plug, jointing, water conservancy diversion pipeline, inlet, drain tank, liquid outlet, outlet end cap are in turn connected to form access.
A kind of core holding unit beneficial effect of included back pressure function of the utility model embodiment is: the utility model dress
Set structure it is simple, it is easy to disassemble replacement be used for multiple times, rock core clamp assemblies are connected with back pressure component in clamper inner tight, phase
To the mode that tradition separately connects, utility model device experimental precision is higher, experimental data is more accurate and easy to operate
Save manpower.
Detailed description of the invention
It, below will be to required in embodiment description in order to illustrate more clearly of the technical scheme in the embodiment of the utility model
Attached drawing to be used is briefly described, it should be apparent that, the accompanying drawings in the following description is only some realities of the utility model
Example is applied, for those skilled in the art, can also be obtained according to these attached drawings without creative efforts
Other attached drawings.
Fig. 1 is utility model schematic device.
Fig. 2 is back pressure component sectional view.
Drawing reference numeral: 1, inlet cap 2, clamper shell 3, stop plug 4, glue bucket 5, rock core pad 6, displacement end plug 7,
Jointing 8 adjusts plug 9, sealing ring 10, production end plug 11, pressure source connector 12, middle part connection end cap 13, upper valve body
14, lower valve body 15, pressurizing chamber 16, metallic channel diaphragm 17, flexible sheet 18, water conservancy diversion pipeline 19, inlet 20, liquid outlet 21, go out
Mouth end cap 22, rock core 23, bolt hole.
Specific embodiment
The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model
It clearly and completely describes, it is clear that described embodiment is only the utility model a part of the embodiment, rather than whole realities
Apply example.Based on the embodiments of the present invention, those of ordinary skill in the art institute without making creative work
The every other embodiment obtained, fall within the protection scope of the utility model.
As shown in Figs. 1-2, utility model device includes rock core clamp assemblies and back pressure component.
Wherein the rock core clamp assemblies include inlet cap 1, clamper shell 2, stop plug 3, glue bucket 4, rock core pad
5, displacement end plug 6, jointing 7, adjusting plug 8, sealing ring 9, production end plug 10, pressure source connector 11, middle part connection
End cap 12,2 both ends of clamper shell are threadedly coupled with inlet cap 1, middle part connection end cap 12,2 inner wall of clamper shell
Equipped with glue bucket 4,4 inner wall of glue bucket is equipped with rock core pad 5, and glue bucket 4, rock core pad 5 both ends and are equipped with stop plug 3, set on clamper shell 2
There is pressure source connector 11, pressure source connector 11 is connect with 4 outer wall of glue bucket, and displacement end plug 6, adjusts plug 8, rock at inlet cap 1
The heart 22, production end plug 10, middle part connection end cap 12 are in turn connected to form access, adjust 8 outer wall of plug and are equipped with sealing ring 9, drive
Jointing 7 is equipped with for end plug 6, production end plug 10；
Wherein the back pressure component includes upper valve body 13, lower valve body 14, pressure source connector 11, pressurizing chamber 15, metallic channel film
Piece 16, flexible sheet 17, water conservancy diversion pipeline 18, inlet 19, liquid outlet 20, outlet end cap 21, clamper shell 2, clamper shell
Upper valve body 13, lower valve body 14 are equipped with inside body 2, upper valve body 13 is fixed with lower valve body 14 by 23 bolt of bolt hole, upper valve body 13,
Lower valve body 14 is that curl is trapezoidal, is agreed with clamper shell 2, and drain tank, metallic channel diaphragm 16, elasticity are formed after the two is fixed
Diaphragm 17 is located in drain tank, and metallic channel diaphragm 16 is upper, and for flexible sheet 17 under, 16 top of metallic channel diaphragm is pressurizing chamber
15, it is connected with pressure source connector 11, production end plug 10, water conservancy diversion pipeline 18, inlet 19, drain tank, goes out jointing 7
Liquid mouth 20, outlet end cap 21 are in turn connected to form access.
The utility model embodiment workflow is introduced as follows below based on above-mentioned attached drawing, the utility model is implemented
Example workflow is divided into following steps:
Step 1: rock core 22 is placed in inside rock core clamp assemblies, is put into and is adjusted plug 8, is put into displacement end plug 6, makes
Rock core 22 is fixed.
Step 2: ring pressure is provided to glue bucket 4, rock core pad 5 by the pressure source connector 11 in rock core clamp assemblies, by returning
The pressure source connector 11 in component is pressed to provide back pressure to pressurizing chamber 15.
Step 3: the jointing 7 being set on displacement end plug 6 is connected with injection manifold, will be set to outlet
Jointing 7 on end cap 21 is connected with manifold is collected, and starts displacement simulation experiment.
Particular embodiments described above has carried out into one the purpose of this utility model, technical scheme and beneficial effects
Step is described in detail, it should be understood that being not used to limit this foregoing is merely specific embodiment of the utility model
The protection scope of utility model, within the spirit and principle of the utility model, any modification for being made, changes equivalent replacement
Into etc., it should be included within the scope of protection of this utility model.
Claims (1)
1. a kind of core holding unit of included back pressure function, which is characterized in that including rock core clamp assemblies and back pressure component；
Wherein the rock core clamp assemblies include that inlet cap, clamper shell, stop plug, glue bucket, rock core pad, displacement end are stifled
Head, adjusts plug, sealing ring, production end plug, pressure source connector, middle part connection end cap, the clamper shell at jointing
Both ends are threadedly coupled with inlet cap, middle part connection end cap, and clamper inner walls are equipped with glue bucket, and glue bucket inner wall is equipped with rock core
Pad, glue bucket, rock core pad both ends are equipped with stop plug, and clamper shell is equipped with pressure source connector, outside pressure source connector and glue bucket
Wall connection, displacement end plug, inlet cap, adjusting plug, rock core, production end plug, middle part connection end cap are in turn connected to form
Access adjusts plug outer wall and is equipped with sealing ring, and displacement end plug, production end plug are equipped with jointing；
Wherein the back pressure component include upper valve body, lower valve body, pressure source connector, pressurizing chamber, metallic channel diaphragm, flexible sheet,
Water conservancy diversion pipeline, inlet, liquid outlet, outlet end cap, clamper shell, clamper enclosure interior are equipped with upper valve body, lower valve body, on
Valve body is fixed together with lower valve body, forms drain tank after the two is fixed, and metallic channel diaphragm, flexible sheet are located in drain tank,
Metallic channel diaphragm is upper, and for flexible sheet under, metallic channel diaphragm top is pressurizing chamber, is connected with pressure source connector, production end
Plug, jointing, water conservancy diversion pipeline, inlet, drain tank, liquid outlet, outlet end cap are in turn connected to form access.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820765393.9U CN208255228U (en) | 2018-05-23 | 2018-05-23 | A kind of core holding unit of included back pressure function |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820765393.9U CN208255228U (en) | 2018-05-23 | 2018-05-23 | A kind of core holding unit of included back pressure function |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208255228U true CN208255228U (en) | 2018-12-18 |
Family
ID=66481437
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820765393.9U Expired - Fee Related CN208255228U (en) | 2018-05-23 | 2018-05-23 | A kind of core holding unit of included back pressure function |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208255228U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113504351A (en) * | 2021-05-20 | 2021-10-15 | 中国石油大学(北京) | Compact core displacement experimental device |
-
2018
- 2018-05-23 CN CN201820765393.9U patent/CN208255228U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113504351A (en) * | 2021-05-20 | 2021-10-15 | 中国石油大学(北京) | Compact core displacement experimental device |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN208255228U (en) | A kind of core holding unit of included back pressure function | |
| CN206112394U (en) | A leak protection device for flange | |
| CN206292042U (en) | A kind of spiral case water pressure resistance test fixture | |
| CN206001150U (en) | A kind of high temperature resistant flange with efficient sealed property | |
| CN201917498U (en) | Pressure test device for glass reinforced plastic pipe ends | |
| CN206862586U (en) | Single steel pipe hydrostatic testing tank | |
| CN109706935B (en) | Anchor hole grouting water plugging device in pressure-bearing water stratum and working method thereof | |
| CN208255229U (en) | A kind of visualization core holding unit | |
| CN208764501U (en) | A kind of convenient PE pipe of docking | |
| CN202708434U (en) | Pipe clamp sealing part | |
| CN201978753U (en) | Volumetric flask with expansion sealing mouth | |
| CN205530136U (en) | Modular water conservancy ditch rapid prototyping device | |
| CN202163757U (en) | Injection container for manufacturing biological sample | |
| CN208764412U (en) | A kind of water injection well in oil fields emptying valve | |
| CN109630384A (en) | A kind of vermiculator stable-pressure device | |
| CN202072497U (en) | Water inlet and outlet assembly | |
| CN209705489U (en) | A kind of novel elastic sealing ring type faucet structure | |
| CN204705455U (en) | A kind of tool structure for single tube pressure testing | |
| CN216448974U (en) | Stainless steel valve control ultrasonic flow measurement base meter shell | |
| CN205276330U (en) | Construction equipment of diaphragm wall antiseep nature | |
| CN210375986U (en) | Simple liquid bridge plug pressure-bearing deformation testing device | |
| CN203782661U (en) | Water-stopping device of wall-penetrating shaft sleeve of bottom cross shaft driving flip plate gate | |
| CN206338525U (en) | New tube joint | |
| CN210484948U (en) | Pipeline piece capable of improving sealing performance | |
| CN219001353U (en) | Drainage device for skull operation |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20181218 Termination date: 20210523 |