CN201392280Y - Cylinder inner rotating mast collision and contact testing device - Google Patents
Cylinder inner rotating mast collision and contact testing device Download PDFInfo
- Publication number
- CN201392280Y CN201392280Y CN200920148229U CN200920148229U CN201392280Y CN 201392280 Y CN201392280 Y CN 201392280Y CN 200920148229 U CN200920148229 U CN 200920148229U CN 200920148229 U CN200920148229 U CN 200920148229U CN 201392280 Y CN201392280 Y CN 201392280Y
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- CN
- China
- Prior art keywords
- valve rod
- valve seat
- contact
- roofbolt
- plagiocephaly
- 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.)
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Abstract
A cylinder inner rotating mast collision and contact testing device mainly solves the problems of the prior rotating mast testing device that the magnitude of force can not be tested, and the displacement measurement data is inaccurate after long-term use. The testing device is characterized in that a valve seat (11) is fixed on the side wall of an outer sleeve (1); a groove (14) is formed in the middle of the valve seat (11); a force sensor (12) is arranged on the right side in the valve seat (11); the left side of the force sensor (12) is connected with a spring seat (9) of an internal spring (10); the left side of the spring (10) is placed in the inclined head of the valve rod (8); an inclined plane (15) is formed at the upper part of the inclined head of the valve rod (8); a contact terminal penetrating groove (14) at the lower part of a displacement sensor (2) is in contact with the inclined plane (15); and the left side of the inclined head of the valve rod (8) is connected with a valve rod (5) in contact with an inner mast (4) at the other end. The testing device has the characteristics of simultaneous measurement of contact force of the mast and the borehole wall and radial displacement of the mast, accurate measurement result and flexible installation.
Description
Technical field:
The utility model relates to oil drilling, the used a kind of test unit in oil recovery field, relates to swingle post collision Contact Test Set in the cylinder specifically.
Background technology:
In simulation drilling well, oil recovery industry during the duty of peculiar elongated roofbolt rotation, test unit is not only simulated the rotatablely moving of roofbolt, axially-movable trend, and between the interior roofbolt and the borehole wall fluid motion is arranged.In test, the primary clearance of interior roofbolt and the borehole wall may be different, and roofbolt contacts with well depth and well circumferencial direction with the collision of the borehole wall and is the stochastic distribution state.Because interior roofbolt is in and rotatablely moves, with the wall collisions contact position, not only have normal direction collision contact counter-force to exist, also have the frictional resistance or the moment of resistance to exist.How to guarantee to test out the contact force of the roofbolt and the borehole wall and the characteristics of motion of interior roofbolt under the sealing state accurately, become the key of derotation roofbolt dynamic behavior.
Still there is not the introduction of special-purpose roofbolt proving installation at present both at home and abroad, in drill string dynamic test device, existing a kind of device that the rod-pulling type displacement transducer comes Displacement Measurement of using, the aluminium ring is installed on the interior roofbolt, when interior roofbolt moves, the aluminium endless belt moves the probe motion on it, and displacement transducer can be measured the displacement of probe.Because the uncertainty of roofbolt motion, therefore after the motion of interior roofbolt in the long period, probe causes the inaccuracy of measurement data even suppresses the pin phenomenon because of stressed easy bending, influences measurement result.And this device can only Displacement Measurement, and can not measure the size of roofbolt and barrel contact force, on using limitation is arranged.
The utility model content:
In order to overcome size and the long-time inaccurate deficiency of back Displacement Measurement data of using that existing rotation roofbolt proving installation can not dynamometry, the utility model provides swingle post collision Contact Test Set in a kind of cylinder, and swingle post collision Contact Test Set has the contact force that can measure the roofbolt and the borehole wall simultaneously and radial displacement, the measurement result characteristics accurate, flexible for installation of roofbolt in this cylinder.
The technical solution of the utility model is: swingle post collision Contact Test Set in a kind of cylinder, comprise outer sleeve, interior roofbolt, force transducer, displacement transducer, be fixed with valve seat on the outer sleeve sidewall, on the valve seat middle part, a groove is respectively arranged down, the valve seat inner right side has force transducer, the force transducer left side is connected and fixed the spring base of spring, spring left side places in the valve rod plagiocephaly with the valve seat clearance fit, the top of valve rod plagiocephaly is the inclined-plane, displacement transducer bottom contact passes groove and contacts with the inclined-plane, valve rod plagiocephaly left side connects the other end and the contacted valve rod of interior roofbolt, and there is the O-ring seal pedestal that is fixed together with valve seat the valve rod outside.
Inclined-plane on the above-mentioned valve rod plagiocephaly also can be in its underpart, and corresponding displacement transducer is then in the valve seat bottom.
Above-mentioned O-ring seal pedestal is inside and outside all to have O-ring seal with valve rod, valve seat contact site, and there is baffle plate on the valve seat right side.
The utlity model has following beneficial effect: owing to take such scheme, the inclined-plane of valve rod plagiocephaly contacts with the contact of displacement transducer, the radial displacement of interior roofbolt is converted into axial displacement measures, and has overcome the problem of measurement space deficiency; Promote valve rod and compression spring when interior roofbolt moves radially, when interior roofbolt contacted with the borehole wall, the valve rod plagiocephaly contacted with spring base, and force transducer is produced thrust, thereby measured the contact force of interior roofbolt and outer sleeve; Because valve rod remains under the effect of spring force with interior roofbolt and contacts, give valve rod plagiocephaly and spring with the loading transfer of interior roofbolt, therefore, valve rod can not occur wearing and tearing and crooked phenomenon, and it is accurate to remain measurement result; Simple installation can be measured as required at an arbitrary position, if be arranged on cylinder X, the Y direction, can record the displacement and the contact force of X, Y direction, can delineate each measuring point movement locus in the plane in view of the above.
Description of drawings:
Accompanying drawing 1 is a structural representation of the present utility model.
1-outer sleeve among the figure, 2-displacement transducer, roofbolt in the 3-outer tube clamp, 4-, 5-valve rod, 6-O-ring seal, 7-O-ring seal pedestal, 8-valve rod plagiocephaly, 9-spring base, 10-spring, 11-valve seat, 12-force transducer, 13-baffle plate, 14-groove, 15-inclined-plane.
Embodiment:
The utility model is described in further detail below in conjunction with accompanying drawing:
By shown in Figure 1, swingle post collision Contact Test Set in a kind of cylinder, comprise outer sleeve 1, interior roofbolt 4, displacement transducer 2, force transducer 12, porose on outer sleeve 1 sidewall, hole external stability has the valve seat 11 of hollow, on valve seat 11 middle parts, a groove 14 is respectively arranged down, valve seat 11 inner right side have force transducer 12, force transducer 12 left sides connect the spring base 9 of placing spring 10, spring 10 left sides place in the valve rod plagiocephaly 8, valve rod plagiocephaly 8 is a clearance fit with valve seat 11, can be free to slide within it, and valve rod plagiocephaly 8 tops are inclined-plane 15, displacement transducer 2 bottom contacts pass groove 14 and contact with inclined-plane 15, the length on inclined-plane 15 should be poor greater than the external diameter of outer sleeve 1 internal diameter and interior roofbolt 4, guarantees that the contact of displacement transducer 2 contacts with inclined-plane 15 all the time when valve rod plagiocephaly 8 moves; Valve rod plagiocephaly 8 left sides connect valve rod 5, valve rod 5 contacts with interior roofbolt 4 under the effect of the power of spring 10 all the time, and under original state, interior roofbolt 4 leans against outer sleeve 1 inwall left side under the effect of spring 10, when interior roofbolt 4 moves right, valve rod plagiocephaly 8 moves right thereupon, then the contact of inclined-plane 15 promotion displacement transducers 2 moves upward, thereby being converted into axial displacement, the radial displacement of interior roofbolt 4 measures by displacement transducer 2, simultaneously, and when interior roofbolt 4 leans against outer sleeve 1 right side wall, valve rod plagiocephaly 8 contacts with spring base 9, it is produced thrust, be reflected on the force transducer 12, thereby measure the size of thrust.There is O-ring seal pedestal 7 valve rod 5 outsides, and sealing pedestal 7 is fixed together with valve seat 11, and O-ring seal 6 is all installed at the inside and outside position that contacts with valve rod 5, valve seat 11, has guaranteed the sealing of this proving installation; The right part of valve seat 11 has baffle plate 13, considers easy for installationly, and baffle plate 13 can be screwed on the valve seat 11 by screw.
This proving installation also has another embodiment, and promptly the inclined-plane 15 on the valve rod plagiocephaly 8 is in its underpart, and 2 of corresponding displacement transducers are in valve seat 11 bottoms, the position of miscellaneous part and connect constant.
During work, this proving installation is installed in the position that needs measurement, roofbolt 4 relied on outer sleeve 1 inwall left side in low rigid spring 10 promoted, and spring force is zero at this moment.If move radially, then promote valve rod 5, valve rod plagiocephaly 8 moves when 4 rotations of interior roofbolt, the contact that inclined-plane 15 promotes displacement transducers 2 rises, and is measured by displacement transducer 2 and the radial displacement of interior roofbolt 4 is converted into axial displacement.When interior roofbolt 4 contacted with outer sleeve 1, valve rod plagiocephaly 8 contacted with spring base 9, and force transducer 12 is produced thrust, thereby can measure the contact force of interior roofbolt 4 and outer sleeve 1.This proving installation is arranged on the X, Y direction of outer sleeve 1, can record the displacement and the contact force of X, Y direction, can delineate each measuring point movement locus in the plane in view of the above.
Because this proving installation is converted into axial displacement with the radial displacement of interior roofbolt 4 and measures, thereby has overcome the problem of measurement space deficiency; In Displacement Measurement, the contact force of roofbolt 4 and outer sleeve 1 in force transducer 12 also can be measured under the effect of valve rod plagiocephaly 8 and spring base 9; Because valve rod 5 remains with interior roofbolt 4 and contacts, give valve rod plagiocephaly 8 and spring 10 with the loading transfer of interior roofbolt 4, therefore, valve rod 5 can not occur wearing and tearing and crooked phenomenon, and it is accurate to remain measurement result; And this device simple installation can be measured as required at an arbitrary position, for swingle post impact contact force in the test cylinder and the interior roofbolt characteristics of motion provide reliable guarantee.
Claims (4)
1, swingle post collision Contact Test Set in a kind of cylinder, comprise outer sleeve (1), interior roofbolt (4), sensor (2,12), it is characterized in that: be fixed with valve seat (11) on outer sleeve (1) sidewall, on valve seat (11) middle part, a groove (14) is respectively arranged down, valve seat (11) inner right side has force transducer (12), force transducer (12) left side connects the spring base (9) of built-in spring (10), spring (10) left side places in the valve rod plagiocephaly (8) with valve seat (11) clearance fit, the top of valve rod plagiocephaly (8) is inclined-plane (15), displacement transducer (2) bottom contact passes groove (14) and contacts with inclined-plane (15), valve rod plagiocephaly (8) left side connects the other end and the contacted valve rod of interior roofbolt (4) (5), and there is the O-ring seal pedestal (7) that is fixed together with valve seat (11) valve rod (5) outside.
2, swingle post collision Contact Test Set in the cylinder according to claim 1, it is characterized in that: the inclined-plane (15) on the valve rod plagiocephaly (8) is in its underpart, and corresponding displacement transducer (2) is then in valve seat (11) bottom.
3, swingle post collision Contact Test Set in the cylinder according to claim 1 and 2, it is characterized in that: O-ring seal pedestal (7) is inside and outside all to have O-ring seal (6) with valve rod (5), valve seat (11) contact site.
4, swingle post collision Contact Test Set in the cylinder according to claim 1 and 2, it is characterized in that: there is baffle plate (13) on valve seat (11) right side.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN200920148229U CN201392280Y (en) | 2009-03-30 | 2009-03-30 | Cylinder inner rotating mast collision and contact testing device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN200920148229U CN201392280Y (en) | 2009-03-30 | 2009-03-30 | Cylinder inner rotating mast collision and contact testing device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201392280Y true CN201392280Y (en) | 2010-01-27 |
Family
ID=41599101
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN200920148229U Expired - Fee Related CN201392280Y (en) | 2009-03-30 | 2009-03-30 | Cylinder inner rotating mast collision and contact testing device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201392280Y (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102869968A (en) * | 2010-04-30 | 2013-01-09 | 株式会社明电舍 | Contact force measurement method and contact force measurement device |
| CN104279945A (en) * | 2013-10-12 | 2015-01-14 | 上海工程技术大学 | Displacement sensor used for diesel engine oil pump rack |
| CN105319059A (en) * | 2015-11-25 | 2016-02-10 | 平湖市高鑫自动化设备科技有限公司 | Device for detecting support rotation of rotary wheel assembly machine |
| CN107036518A (en) * | 2017-04-14 | 2017-08-11 | 哈尔滨哈船动力技术有限责任公司 | Inductive displacement transducer fixation measuring device and its measuring method |
| CN113945306A (en) * | 2021-10-08 | 2022-01-18 | 哈尔滨工程大学 | Sensor and method for measuring seating force of intake and exhaust valves of engine |
-
2009
- 2009-03-30 CN CN200920148229U patent/CN201392280Y/en not_active Expired - Fee Related
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102869968A (en) * | 2010-04-30 | 2013-01-09 | 株式会社明电舍 | Contact force measurement method and contact force measurement device |
| CN102869968B (en) * | 2010-04-30 | 2014-10-01 | 株式会社明电舍 | Contact force measurement method and contact force measurement device |
| CN104279945A (en) * | 2013-10-12 | 2015-01-14 | 上海工程技术大学 | Displacement sensor used for diesel engine oil pump rack |
| CN105319059A (en) * | 2015-11-25 | 2016-02-10 | 平湖市高鑫自动化设备科技有限公司 | Device for detecting support rotation of rotary wheel assembly machine |
| CN107036518A (en) * | 2017-04-14 | 2017-08-11 | 哈尔滨哈船动力技术有限责任公司 | Inductive displacement transducer fixation measuring device and its measuring method |
| CN113945306A (en) * | 2021-10-08 | 2022-01-18 | 哈尔滨工程大学 | Sensor and method for measuring seating force of intake and exhaust valves of engine |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20100127 Termination date: 20110330 |