CN204832179U - Rock core holder in step pressurizes - Google Patents

Rock core holder in step pressurizes Download PDF

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Publication number
CN204832179U
CN204832179U CN201520510140.3U CN201520510140U CN204832179U CN 204832179 U CN204832179 U CN 204832179U CN 201520510140 U CN201520510140 U CN 201520510140U CN 204832179 U CN204832179 U CN 204832179U
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China
Prior art keywords
confined pressure
rock core
forcing
shell
pump
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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
Application number
CN201520510140.3U
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Chinese (zh)
Inventor
陈鹏
陈岩
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Yangtze University
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Yangtze University
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Priority to CN201520510140.3U priority Critical patent/CN204832179U/en
Application granted granted Critical
Publication of CN204832179U publication Critical patent/CN204832179U/en
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

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Abstract

The utility model relates to a rock core holder technical field especially relates to rock core holder in step pressurizes. The utility model discloses a left fixing sleeve is installed to shell, shell left end, and left fixing sleeve installs in the outside left side fastening sleeve, right fixing sleeve is installed to the shell right -hand member, and right fixing sleeve installs in the outside right side fastening sleeve, the confined pressure inlet is installed to the position of shell middle part top, the confined pressure liquid outlet is installed to the position of shell middle part below, axial confined pressure sealing washer mid -mounting has A pressure sensor, rock core left side top is installed to axial confined pressure sealing washer left end, rock core right side top is installed to axial confined pressure sealing washer right -hand member, rock core right side top mid -mounting has B pressure sensor, adopt two pressure sensor, gather confined pressure and axle load, adopt the controller, the control confined pressure force (forcing) pump and the axle load force (forcing) pump velocity of flow, adopt control interface, set up the pressure differential of confined pressure and axle load, adopt A -frame, make rock core holder structure more stable.

Description

Synchronzed press core holding unit
Technical field
The utility model relates to core holding unit technical field, particularly relates to synchronzed press core holding unit.
Background technology
In order to simulate in actual formation burial diagenesis process, the consecutive variations situation of reservoir physical parameter under compaction, utilizing different made ground matter samples, is a kind of main path to the simulated experiment of sandstone Compaction, and wherein core clamping mechanism is requisite parts in experimentation.At present, core holding unit generally adopts confined pressure and the asynchronous pressurization of axial compression, causes part friable core to damage adding in confined pressure process.This device realizes the collection to confined pressure and axial compression by sensor, and employing control program realizes the flow control to confined pressure and axial compression force (forcing) pump, thus realizes confined pressure and axial compression synchronzed press.
Utility model content
Technical problem to be solved in the utility model is the technical deficiency for above-mentioned existence, adopts two pressure transducers, gathers confined pressure and axial compression; Adopt controller, control confined pressure force (forcing) pump and axial compression force (forcing) pump flow velocity; Adopt control panel, the pressure reduction of confined pressure and axial compression is set; Adopt force (forcing) pump, confined pressure and axial compression are applied to rock core in core holding unit; Adopt A-frame, make core holding unit structure more stable.
For solving the problems of the technologies described above, the technical scheme that the utility model adopts is: comprise shell, and shell left end is provided with left fixed muffle, is provided with left fastening sleeve outside left fixed muffle; Shell right-hand member is provided with right fixed muffle, is provided with right fastening sleeve outside right fixed muffle; In the middle part of shell, the position of top is provided with confined pressure inlet; In the middle part of shell, the position of below is provided with confined pressure liquid outlet; Outer casing inner wall is provided with axial confined pressure O-ring seal; In the middle part of axial confined pressure O-ring seal, A pressure transducer is installed; Axial confined pressure O-ring seal left end is provided with the left top of rock core; Axial confined pressure O-ring seal right-hand member is provided with the right top of rock core; Middle part, rock core right top is provided with B pressure transducer; Rock core left top inner transverse is provided with axial compression inlet; Rock core right top inner transverse is provided with axial compression liquid outlet; On the downside of the middle part of left fastening sleeve and left fixed muffle, rack side plate is installed; Rack side plate is positioned on the downside of the middle part of right fastening sleeve and right fixed muffle; Rack side plate lower end is provided with supporting plate; Supporting plate is provided with controller, control panel, confined pressure force (forcing) pump, axial compression force (forcing) pump from left to right successively; Supporting plate is all provided with A-frame bottom two ends.
Further optimization the technical program, described controller is connected with control panel; Controller is connected with A pressure transducer; Controller is connected with B pressure transducer; Controller is connected with confined pressure force (forcing) pump; Controller is connected with axial compression force (forcing) pump.
Further optimization the technical program, described confined pressure force (forcing) pump is connected with confined pressure inlet; Axial compression force (forcing) pump is connected with axial compression inlet.
Compared with prior art, the utility model has the following advantages: 1, adopt two pressure transducers, gathers confined pressure and axial compression; 2, adopt controller, control confined pressure force (forcing) pump and axial compression force (forcing) pump flow velocity; 3, adopt control panel, the pressure reduction of confined pressure and axial compression is set; 4, adopt force (forcing) pump, confined pressure and axial compression are applied to rock core in core holding unit; 5, adopt A-frame, make core holding unit structure more stable.
Accompanying drawing explanation
Fig. 1 is the structural representation of synchronzed press core holding unit;
Fig. 2 is the structural representation of synchronzed press core holding unit control section;
In figure, 1, the left top of rock core; 2, left fastening sleeve; 3, left fixed muffle; 4, shell; 5, confined pressure inlet; 6, A pressure transducer; 7, axial confined pressure O-ring seal; 8, B pressure transducer; 9, right fixed muffle; 10, right fastening sleeve; 11, the right top of rock core; 12, axial compression inlet; 13, axial compression liquid outlet; 14, confined pressure liquid outlet; 15, rack side plate; 16, A-frame; 17, controller; 18, control panel; 19, confined pressure force (forcing) pump; 20, axial compression force (forcing) pump; 21, supporting plate.
Embodiment
For making the purpose of this utility model, technical scheme and advantage clearly understand, below in conjunction with embodiment also with reference to accompanying drawing, the utility model is further described.Should be appreciated that, these describe just exemplary, and do not really want to limit scope of the present utility model.In addition, in the following description, the description to known features and technology is eliminated, to avoid unnecessarily obscuring concept of the present utility model.
Embodiment one: shown in Fig. 1-2, comprises shell 4, and shell 4 left end is provided with left fixed muffle 3, is provided with left fastening sleeve 2 outside left fixed muffle 3; Shell 4 right-hand member is provided with right fixed muffle 9, is provided with right fastening sleeve 10 outside right fixed muffle 9; In the middle part of shell 4, the position of top is provided with confined pressure inlet 5; In the middle part of shell 4, the position of below is provided with confined pressure liquid outlet 14; Shell 4 inwall is provided with axial confined pressure O-ring seal 7; In the middle part of axial confined pressure O-ring seal 7, A pressure transducer 6 is installed; Axial confined pressure O-ring seal 7 left end is provided with the left top 1 of rock core; Axial confined pressure O-ring seal 7 right-hand member is provided with the right top 11 of rock core; Rock core is provided with B pressure transducer 8 in the middle part of right top 11; Rock core left top 1 inner transverse is provided with axial compression inlet 12; Rock core right top 11 inner transverse is provided with axial compression liquid outlet 13; On the downside of the middle part of left fastening sleeve 2 and left fixed muffle 3, rack side plate 15 is installed; Rack side plate 15 is positioned on the downside of the middle part of right fastening sleeve 10 and right fixed muffle 9; Rack side plate 15 lower end is provided with supporting plate 21; Supporting plate 21 is provided with controller 17, control panel 18, confined pressure force (forcing) pump 19, axial compression force (forcing) pump 20 from left to right successively; Supporting plate 21 is all provided with A-frame 16 bottom two ends; Controller 17 is connected with control panel 18; Controller 17 is connected with A pressure transducer 6; Controller 17 is connected with B pressure transducer 8; Controller 17 is connected with confined pressure force (forcing) pump 19; Controller 17 is connected with axial compression force (forcing) pump 20; Confined pressure force (forcing) pump 19 is connected with confined pressure inlet 5; Axial compression force (forcing) pump 20 is connected with axial compression inlet 12.
In the synchronzed press core holding unit course of work, A pressure transducer 6 and B pressure transducer 8 monitor the inner confined pressure of core holding unit and axial compression respectively, and data are sent in controller 17, controller 17 is presented at control panel 18 result, aspect user observes, if the pressure reduction of confined pressure and axial compression exceedes reasonable pressure limit, the flow velocity of confined pressure force (forcing) pump 19 and axial compression force (forcing) pump 20 is just adjusted by controller 17, thus realize synchronous supercharging, synchronzed press core holding unit bottom of device is provided with A-frame 16, make synchronzed press core holding unit structure more stable.
Should be understood that, above-mentioned embodiment of the present utility model only for exemplary illustration or explain principle of the present utility model, and is not formed restriction of the present utility model.Therefore, any amendment made when not departing from spirit and scope of the present utility model, equivalent replacement, improvement etc., all should be included within protection domain of the present utility model.In addition, the utility model claims be intended to contain fall into claims scope and border or this scope and border equivalents in whole change and modification.

Claims (3)

1. synchronzed press core holding unit, is characterized in that: comprise shell, shell left end is provided with left fixed muffle, is provided with left fastening sleeve outside left fixed muffle; Shell right-hand member is provided with right fixed muffle, is provided with right fastening sleeve outside right fixed muffle; In the middle part of shell, the position of top is provided with confined pressure inlet; In the middle part of shell, the position of below is provided with confined pressure liquid outlet; Outer casing inner wall is provided with axial confined pressure O-ring seal; In the middle part of axial confined pressure O-ring seal, A pressure transducer is installed; Axial confined pressure O-ring seal left end is provided with the left top of rock core; Axial confined pressure O-ring seal right-hand member is provided with the right top of rock core; Middle part, rock core right top is provided with B pressure transducer; Rock core left top inner transverse is provided with axial compression inlet; Rock core right top inner transverse is provided with axial compression liquid outlet; On the downside of the middle part of left fastening sleeve and left fixed muffle, rack side plate is installed; Rack side plate is positioned on the downside of the middle part of right fastening sleeve and right fixed muffle; Rack side plate lower end is provided with supporting plate; Supporting plate is provided with controller, control panel, confined pressure force (forcing) pump, axial compression force (forcing) pump from left to right successively; Supporting plate is all provided with A-frame bottom two ends.
2. synchronzed press core holding unit according to claim 1, is characterized in that: controller is connected with control panel; Controller is connected with A pressure transducer; Controller is connected with B pressure transducer; Controller is connected with confined pressure force (forcing) pump; Controller is connected with axial compression force (forcing) pump.
3. synchronzed press core holding unit according to claim 1, is characterized in that: confined pressure force (forcing) pump is connected with confined pressure inlet; Axial compression force (forcing) pump is connected with axial compression inlet.
CN201520510140.3U 2015-07-14 2015-07-14 Rock core holder in step pressurizes Expired - Fee Related CN204832179U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201520510140.3U CN204832179U (en) 2015-07-14 2015-07-14 Rock core holder in step pressurizes

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201520510140.3U CN204832179U (en) 2015-07-14 2015-07-14 Rock core holder in step pressurizes

Publications (1)

Publication Number Publication Date
CN204832179U true CN204832179U (en) 2015-12-02

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN108756859A (en) * 2018-05-03 2018-11-06 中国石油天然气股份有限公司 Simulation experiment device and method for gas reservoir multilayer commingled mining edge water invasion mechanism

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN108756859A (en) * 2018-05-03 2018-11-06 中国石油天然气股份有限公司 Simulation experiment device and method for gas reservoir multilayer commingled mining edge water invasion mechanism

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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: 20151202

Termination date: 20170714

CF01 Termination of patent right due to non-payment of annual fee