CN201292835Y - Single-driving and double-receiving four-arm well diameter, microsphere and micro-electrode eccentering device - Google Patents
Single-driving and double-receiving four-arm well diameter, microsphere and micro-electrode eccentering device Download PDFInfo
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- CN201292835Y CN201292835Y CNU2008201493913U CN200820149391U CN201292835Y CN 201292835 Y CN201292835 Y CN 201292835Y CN U2008201493913 U CNU2008201493913 U CN U2008201493913U CN 200820149391 U CN200820149391 U CN 200820149391U CN 201292835 Y CN201292835 Y CN 201292835Y
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- hole diameter
- pole plate
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Abstract
The utility model discloses a single-driving double-receiving four-arm caliper, microballoon and microelectrode propulsion device. The inner edge of a caliper receiving casing and the inner edge of a driving casing are both axially connected with a central tube, the outer edge of the caliper receiving casing and the outer edge of the driving casing are respectively connected with a caliper connecting plate and a polar-plate connecting plate, the caliper connecting plate and the polar-plate connecting plate can both move along a strip-shaped hole arranged on the wall of a support tube, and a caliper supporting disk and a polar-plate supporting disk are connected with the support tube; positioning pins are respectively arranged on a caliper sliding disk, a polar-plate receiving casing, a polar-plate receiving disk and a driven disk, and the positioning pins can move in strip-shaped holes respectively arranged on the caliper connecting plate and the polar-plate connecting plate; four shrinking-stretching type caliper measuring arms are arranged between the caliper receiving casing and the caliper sliding disk, and two shrinking-stretching type polar plates are arranged between the support tube and the polar-plate supporting disk. The single-driving double-receiving four-arm caliper, microballoon and microelectrode propulsion device adopts a single motor for driving and respectively furls the caliper measuring arms and the microballoon and microelectrode polar plates according to requirements, thereby reducing the abrasion and the cost, shortening the length of an instrument and achieving favorable social and economic benefits.
Description
One, technical field:
The utility model relates to the backup mechanism of a kind of hole diameter of using of logging well, microballoon, microelectrode, particularly relates to a kind of double-receiving four-arm hole diameter, microballoon, microelectrode pushing device of singly driving.
Two, background technology:
The backup mechanism of the hole diameter that combination logging is at present used, microballoon, microelectrode mainly contains two kinds of forms:
1. hole diameter+microelectrode backup mechanism: caliper logging arm and microelectrode pole plate are opened simultaneously, are drawn in by a motor-driven.In the well logging process, when measuring hole diameter, even the accident microelectrode, the microelectrode pole plate also is in open configuration all the time, because the caliper logging section is much larger than the microelectrode measuring section, the microelectrode pole plate is in well logging well logging process and produce unnecessary wearing and tearing between the borehole wall, shortens the pole plate life-span greatly.
2. hole diameter backup mechanism+microballoon, microelectrode backup mechanism: hole diameter backup mechanism and microballoon, microelectrode backup mechanism are two fully independently backup mechanisms, respectively by separately motor-driven, though can make hole diameter arm and microballoon, microelectrode pole plate open separately, draw in, but length is longer after the instrument combination, for downhole probe, length is short more good more; Simultaneously, owing to increase by a cover motor-driven mechanism, instrument cost is increased.
Three, utility model content:
Technical problem to be solved in the utility model is: overcome the prior art deficiency, a kind of modern design is provided, can realize singly driving two kinds of actions of control singly drive double-receiving four-arm hole diameter, microballoon, microelectrode pushing device.
The technical solution of the utility model is: a kind of double-receiving four-arm hole diameter that singly drives, microballoon, the microelectrode pushing device, contain stay pipe (1) and central tube (2), central tube (2) is sleeved in the stay pipe (1), the one end is connected with motor by ball-screw nut, be set with hole diameter on the described central tube (2) from top to bottom successively and receive cover (3), hole diameter slider disc (9), hole diameter supporting disk (14), pole plate is received cover (15), pole plate is received spring (16), pole plate closing quotation (19), pole plate supporting disk (20), clutch plate (24) and active cover (26), wherein, described hole diameter is received cover (3), initiatively cover (26) is connected with central tube (20) axial restraint, and described hole diameter supporting disk (14) is fixedlyed connected with stay pipe (1) with pole plate supporting disk (20); Be disposed with hole diameter connecting plate (10) and pole plate connecting plate (22) on the described stay pipe (1) from top to bottom, move in the strip hole that described hole diameter connecting plate (10) and pole plate connecting plate (22) all can be provided with on described stay pipe tube wall, and described hole diameter receipts covers (3) are fixedlyed connected with pole plate connecting plate (22) with described hole diameter connecting plate (10) respectively with active cover (26); Described hole diameter slider disc (9) is provided with alignment pin (8), this alignment pin (8) can be gone up in the strip hole that is provided with at described hole diameter connecting plate (10) and move, described pole plate is received on cover (15), pole plate closing quotation (19) and the clutch plate (24) and is respectively arranged with alignment pin (17,18,23), moves in the strip hole that this alignment pin (17,18,23) can be provided with respectively on described pole plate connecting plate (22); Be provided with four between described stay pipe (1) and the described hole diameter support set (14) and shrink opening type caliper logging arm (6), be provided with two between described stay pipe (1) and the described clutch plate (24) and shrink opening type pole plate (31).
The tube wall top of described stay pipe (1) is provided with four bar shape trench holes that are uniformly distributed along the circumference, the sidewall of each bar shape trench hole is all hinged with a described caliper logging arm (6) upper end, one end of the middle part of this caliper logging arm (6) and hole diameter connecting rod (5) is hinged, one end of the other end of this hole diameter connecting rod (5) and hole diameter push rod (7) is hinged, the other end of described hole diameter push rod (7) runs through described hole diameter slider disc (9) and goes up the axis hole that is provided with, its end is provided with step, and be set with hole diameter spring (12) on the step, the other end of described hole diameter spring (12) contacts with described hole diameter support set (14).
The tube wall bottom of described stay pipe (1) is provided with two bar shape trench holes that are uniformly distributed along the circumference, the sidewall of each bar shape trench hole is all hinged with an end of a pole plate auxiliary (27) and pole plate principal arm (29), the other end of described pole plate auxiliary (27) and pole plate principal arm (29) is hinged with (31) upper end and the middle part of described pole plate respectively, form four-bar linkage structure, described pole plate principal arm (29) is hinged with an end of driving lever (28), one end of the other end of this driving lever (28) and pole plate push rod (30) is hinged, the other end of described pole plate push rod (30) runs through described pole plate supporting disk (20) and goes up the axis hole that is provided with, its end is provided with step, and be set with pole plate spring (21) on the step, the other end of described pole plate spring (21) contacts with described clutch plate (24); Two described pole plates (31) are respectively microballoon pole plate and microelectrode pole plate.
Described alignment pin (8,17,18,23) is a screw; Described stay pipe (1) is provided with limited block (33), with limit described hole diameter slider disc 9 on move extreme position.Described pole plate (31) and caliper logging arm (6) be not on same axis.
A kind of double-receiving four-arm hole diameter that singly drives, microballoon, the microelectrode pushing device, contain stay pipe (1) and central tube (2), central tube (2) is sleeved in the stay pipe (1), the one end is connected with motor by ball-screw nut, be set with hole diameter on the described central tube (2) from top to bottom successively and receive cover (3), hole diameter slider disc (9), hole diameter supporting disk (14), pole plate is received cover (15), pole plate is received spring (16), pole plate closing quotation (19), pole plate supporting disk (20), clutch plate (24) and active cover (26), wherein, described hole diameter is received cover (3), initiatively cover (26) is connected with central tube (20) axial restraint, and described pole plate supporting disk (20) is fixedlyed connected with stay pipe (1); Be disposed with hole diameter connecting plate (10) and pole plate connecting plate (22) on the described stay pipe (1) from top to bottom, move in the strip hole that described hole diameter connecting plate (10) and pole plate connecting plate (22) all can be provided with on described stay pipe tube wall, and described hole diameter receipts covers (3) are fixedlyed connected with pole plate connecting plate (22) with described hole diameter connecting plate (10) respectively with active cover (26); Described hole diameter slider disc (9) is provided with alignment pin (8), this alignment pin (8) can be gone up in the strip hole that is provided with at described hole diameter connecting plate (10) and move, described pole plate is received on cover (15), pole plate closing quotation (19) and the clutch plate (24) and is respectively arranged with alignment pin (17,18,23), moves in the strip hole that this alignment pin (17,18,23) can be provided with respectively on described pole plate connecting plate (22); Be provided with four between described stay pipe (1) and the described hole diameter support set (14) and shrink opening type caliper logging arm (6), be provided with two between described stay pipe (1) and the described clutch plate (24) and shrink opening type pole plate (31); Described hole diameter supporting disk (14) is slidingly matched with stay pipe (1), and is provided with detent mechanism between described hole diameter supporting disk (14) and described stay pipe (1) and the described hole diameter connecting plate (10).
Described detent mechanism contains spacing slide bar (11), locating piece (13) and steel ball (32), wherein, described spacing slide bar (11) upper end is fixed on the described hole diameter connecting plate (10), its external surface is provided with groove, described locating piece (13) is fixed on the described stay pipe (1), its inner surface also is provided with groove, described hole diameter supporting disk (14) and described pole plate are received cover (15) and are provided with axial circular hole, the lower end of described spacing slide bar (11) can be stretched in the described axial circular hole, the body wall of described hole diameter supporting disk (14) is provided with radially circular hole, this radially is placed with described steel ball (32) in the circular hole, and the part of described steel ball (32) can enter described spacing slide bar (11) respectively and described locating piece (13) is gone up in the described groove that is provided with.
The tube wall top of described stay pipe (1) is provided with four bar shape trench holes that are uniformly distributed along the circumference, the sidewall of each bar shape trench hole is all hinged with a described caliper logging arm (6) upper end, one end of the middle part of described caliper logging arm (6) and hole diameter connecting rod (5) is hinged, one end of the other end of this hole diameter connecting rod (5) and hole diameter push rod (7) is hinged, the other end of described hole diameter push rod (7) runs through described hole diameter slider disc (9) and goes up the axis hole that is provided with, its end is provided with step, and be set with hole diameter spring (12) on the step, the other end of described hole diameter spring (12) contacts with described hole diameter support set (14).
The tube wall bottom of described stay pipe (1) is provided with two bar shape trench holes that are uniformly distributed along the circumference, the sidewall of each bar shape trench hole is all hinged with an end of a pole plate auxiliary (27) and pole plate principal arm (29), the other end of described pole plate auxiliary (27) and pole plate principal arm (29) is hinged with (31) upper end and the middle part of described pole plate respectively, form four-bar linkage structure, described pole plate principal arm (29) is hinged with an end of driving lever (28), one end of the other end of this driving lever (28) and pole plate push rod (30) is hinged, the other end of described pole plate push rod (30) runs through described pole plate supporting disk (20) and goes up the axis hole that is provided with, its end is provided with step, and be set with pole plate spring (21) on the step, the other end of described pole plate spring (21) contacts with described clutch plate (24); Two described pole plates (31) are respectively microballoon pole plate and microelectrode pole plate.
Described alignment pin (8,17,18,23) is a screw; Described stay pipe (1) is provided with limited block (33), with limit described hole diameter slider disc 9 on move extreme position; Described pole plate (31) and caliper logging arm (6) be not on same axis.
The beneficial effects of the utility model are:
1, the utility model adopts single motor-driven, tool length is shortened, and reduce cost, in addition, during well logging, at first make caliper logging arm, microballoon, microelectrode pole plate all be flared to maximum, after microballoon, microelectrode measurement are finished, microballoon, microelectrode pole plate draw in, and the caliper logging arm keeps former open configuration constant, and the hole diameter arm drew in after caliper logging was finished.When single well logging footpath, reduce the wearing and tearing between microballoon, microelectrode pole plate and the borehole wall like this, prolong pole plate application life.
2, both can fixedly connected between the utility model hole diameter supporting disk and the stay pipe, also can be slidingly matched, when being slidingly matched, the hole diameter support set is received and can be slided in stay pipe with opening of caliper logging arm, when the caliper logging arm draws in fully, make the hole diameter spring be in the pretension state, can improve the application life of hole diameter spring, reduce maintenance frequency, reduce use cost.
3, the utility model modern design, applied widely reduces the caliper logging cost greatly, has good society and economic benefit after the popularization.
Four, description of drawings:
Fig. 1 is one of structural representation that singly drives double-receiving four-arm hole diameter, microballoon, microelectrode pushing device;
Fig. 2 is an A-A sectional view shown in Figure 1;
Fig. 3 is a left view shown in Figure 2;
Fig. 4 shrinks for pole plate shown in Figure 1 and the state diagram of caliper logging arm when shrinking entirely;
Fig. 5 is an A-A sectional view shown in Figure 4;
Fig. 6 shrinks for pole plate shown in Figure 1 and the state diagram of caliper logging arm when opening entirely;
Fig. 7 is an A-A sectional view shown in Figure 6;
Fig. 8 is for pole plate shown in Figure 1 shrinks, the state diagram when the caliper logging arm opens;
Fig. 9 is an A-A sectional view shown in Figure 8;
Figure 10 is two of the structural representation that singly drives double-receiving four-arm hole diameter, microballoon, microelectrode pushing device;
Figure 11 is an A-A sectional view shown in Figure 10;
Figure 12 is a left view shown in Figure 10;
Figure 13 shrinks for pole plate shown in Figure 10 and the state diagram of caliper logging arm when shrinking entirely;
Figure 14 is an A-A sectional view shown in Figure 13;
Figure 15 shrinks for pole plate shown in Figure 10 and the state diagram of caliper logging arm when opening entirely;
Figure 16 is an A-A sectional view shown in Figure 15;
Figure 17 is for pole plate shown in Figure 10 shrinks, the state diagram when the caliper logging arm opens;
Figure 18 is an A-A sectional view shown in Figure 17;
Figure 19 is an I place enlarged drawing among Figure 10;
Figure 20 is a B-B section shown in Figure 19.
Five, the specific embodiment:
Embodiment one: in conjunction with the accompanying drawings the utility model is described further:
Basic comprising
As shown in Figure 1-Figure 3, stay pipe 1 is the base support of whole pushing device among the figure, and central tube 2 is driven along stay pipe 1 axially reciprocating, for whole pushing device provides backup power by ball-screw by motor; Hole diameter receives cover 3, initiatively overlap 26 is connected with central tube 2 axial restraints; Hole diameter slider disc 9, hole diameter supporting disk 14, pole plate receipts cover 15, pole plate closing quotation 19, pole plate are received spring 16, clutch plate 24 can endwisely slip along stay pipe 1 and central tube 2; Hole diameter support set 14, pole plate supporting disk 20 are fixedlyed connected with stay pipe 1.
Hole diameter backup mechanism: hole diameter backup mechanism receives cover 3, caliper logging arm 6, hole diameter connecting rod 5, hole diameter push rod 7, hole diameter slider disc 9, hole diameter connecting plate 10, hole diameter spring 12, hole diameter support set 14 etc. by hole diameter and constitutes, four caliper logging arms are circumferentially uniform along stay pipe 1, and each caliper logging arm can independently be opened, receive with well radius variations.Caliper logging arm 6, hole diameter connecting rod 5, hole diameter push rod 7 constitute a slider-crank mechanism.
Microballoon, microelectrode backup mechanism: microballoon, microelectrode backup mechanism are along stay pipe 1 circumferential symmetric arrangement, microballoon backup mechanism has identical form of structure with microelectrode backup mechanism, be made up of separately pole plate assembly 31, pole plate principal arm 29, pole plate auxiliary 27, driving lever 28, pole plate push rod 30, pole plate supporting disk 20, driven cover 24, pole plate spring 21 etc. respectively, microballoon backup mechanism and microelectrode backup mechanism can independently open, receive with well radius variations separately.
Operating principle
Whole backup mechanism has three states in the course of the work: (1) hole diameter, microballoon, the full rounding state of microelectrode pole plate (Fig. 4, Fig. 5); (2) hole diameter, microballoon, the full open configuration of microelectrode pole plate (Fig. 6, Fig. 7); (3) hole diameter open entirely, microballoon, microelectrode pole plate rounding state (Fig. 8, Fig. 9).
The course of work: whole backup working process of mechanism, carry out in the following order:
Hole diameter, microballoon, the full rounding state of microelectrode pole plate (Fig. 4, Fig. 5) → hole diameter, microballoon, (Fig. 6, Fig. 7) → hole diameter opens the full open configuration of microelectrode pole plate entirely, microballoon, microelectrode pole plate rounding state (Fig. 8, Fig. 9) → hole diameter, microballoon, the full rounding state of microelectrode pole plate (Fig. 4, Fig. 5).
(1) hole diameter, microballoon, the full rounding state of microelectrode (Fig. 4, Fig. 5):
Hole diameter is received cover 3 and is positioned at A
1The position, hole diameter connecting plate 10 is fixedlyed connected by screw 4 and hole diameter receipts cover 3, and the screw 8 of hole diameter connecting plate 10 by being connected with hole diameter slider disc 9 makes hole diameter slider disc 9 be in B
1The position, hole diameter slider disc 9 compresses hole diameter push rod 7, limits it and is moved to the left along axis, by hole diameter connecting rod 5 tension caliper logging arms 6, make caliper logging arm 6 be in full rounding state, at this moment, the hole diameter spring 12 between hole diameter slider disc 9 and hole diameter support set 14 is in most compressed state.When hole diameter drew in, in microballoon, microelectrode backup mechanism, the driving disc spacing pressing 26 of fixedlying connected with central tube 2 was positioned at H
1The position, pole plate connecting plate 22 is fixedlyed connected by screw 25 with driving disc spacing pressing 26, and pole plate connecting plate 22 makes pole plate receipts cover 15 be in E by overlapping 15 screws of fixing 17 with the pole plate receipts
1The position, and the compression pole plate receives spring 16 and compresses pole plate closing quotation 19 then, pole plate closing quotation 19 compresses driving lever 28, and driving lever 28 tension pole plate principal arms 29 make both sides pole plate 31 all be in rounding state, and driven cover 24 is in G
1The position, the pole plate spring 21 that driven cover 24 and pole plate supporting disk are 20 is in free state.
(2) hole diameter, microballoon, the full rounding state of microelectrode pole plate (Fig. 4, Fig. 5) → hole diameter, microballoon, the full open configuration of microelectrode (Fig. 6, shown in Figure 7):
By state (1) starter motor, be moved to the left along axis by steel ball leading screw pulling central tube 2, central tube 2 is received cover 3 pulling hole diameter connecting plates 10 by hole diameter and is moved to left, hole diameter spring 12 promotes hole diameter push rod 7 thereupon and hole diameter slider disc 9 moves to left, hole diameter push rod 7 promotes caliper logging arm 6 by hole diameter connecting rod 5 and opens, when caliper logging arm 6 was flared to assigned position, the limited block 33 restriction hole diameter slider disc 9 that are fixed on the stay pipe 1 continued to move to left, and are located at B
2The position.When central tube 2 continues to be moved to the left, and slide in the fixing strip hole of screw 8 on hole diameter connecting plate 10 of hole diameter slider disc 9, make hole diameter slider disc 9 remain on B
2The position is motionless.Meanwhile, central tube 2 pulling driving disc spacing pressings 26 are moved to the left, driving disc spacing pressing 26 promotes pole plate connecting plate 22 by screw 25 and is moved to the left, the screw 23 that is connected with driven cover 24, with pole plate closing quotation 19 screws that are connected 18, with slide in pole plate is received the strip hole of cover 15 screws that are connected 17 on pole plate connecting plate 22, when each screw slides into the right-hand member of the strip hole on the pole plate connecting plate 22, pole plate connecting plate 22 promotes pole plate by each screw and receives cover 15, pole plate closing quotation 19, clutch plate 24 is moved to the left, at this moment, pole plate closing quotation 19 breaks away from driving lever 28, clutch plate 24 promotes pole plate push rod 30 by pole plate spring 21 and driving lever 28 moves to left, driving lever 28 promotes pole plate principal arm 29, and pole plate 31 is opened.When pole plate 31 was flared to assigned position, motor stopped, and whole backup mechanism is in full open configuration, and driving disc spacing pressing is positioned at H
2The position, 24 in driven cover and G
2The position, pole plate closing quotation 19 is positioned at F
2Position, pole plate are received cover 15 and are positioned at E
2The position.
(3) (Fig. 6, Fig. 7) → hole diameter opens entirely, microballoon, microelectrode rounding state (Fig. 8, shown in Figure 9) for hole diameter, microballoon, the full open configuration of microelectrode pole plate:
Reverse by state (2) starter motor, promoting central tube 2 and driving disc spacing pressing 26 by the steel ball leading screw moves right along axis, central tube 2 promotes driving disc spacing pressing 26 and moves right by screw 25 pulling pole plate connecting plates 22, clutch plate 24 and screw 23 move to right under 21 effects of pole plate spring thereupon, pole plate closing quotation 19 and screw 18 are received under spring 12 effects at pole plate and are moved to right, and promote driving lever 28 and pole plate push rod 30 moves to right, after driving lever 28 drive pole plate principal arms 29 draw pole plate 31 in, motor stops operating, and pole plate receipts cover 15 is positioned at E at this moment
3The position, pole plate closing quotation 19 is positioned at F
3The position, clutch plate 24 is positioned at G
3The position, driving disc spacing pressing 26 is positioned at H
3The position, pole plate spring 21 is in free state.Meanwhile, central tube 2 promotes hole diameter receipts cover 3 and moves to right, and moves to right by screw 4 promotion hole diameter connecting plates 10, slides in the strip hole of screw 8 on hole diameter connecting plate 10 that is connected with hole diameter slider disc 9, makes hole diameter support set 14 remain on B
2The position is motionless; When motor stopped, screw 8 was positioned at strip hole left end on the hole diameter connecting plate 10, and this moment, hole diameter slider disc 9 and hole diameter support set 14 spacings remained unchanged, and the hole diameter spring maintains the original state, and caliper logging arm 6 still keeps former complete open configuration.
(4) hole diameter open entirely, microballoon, microelectrode pole plate rounding state (Fig. 8, Fig. 9) → hole diameter, microballoon, the full rounding state of microelectrode pole plate (Fig. 4, Fig. 5):
Continue counter-rotating by state (2) starter motor 32, promoting central tube 2 continues to move right, drive hole diameter receipts cover 3 and hole diameter connecting plate 10 moves to right thereupon, hole diameter connecting plate 10 promotes hole diameter slider disc 9 and moves to right, hole diameter slider disc 9 promotes hole diameter push rod 7 and moves to right, and hole diameter push rod 7 draws in by hole diameter connecting rod 5 pulling caliper logging arms 6.Meanwhile, central tube 2 pulling driving disc spacing pressings 26 and pole plate connecting plate 22 move to right, and the pole plate 22 pulling pole plates of winning in succession are received cover 15 and moved to right and compress pole plate and receive spring 16, when each part moves to each position of Fig. 3 a, motor stops, and whole backup mechanism comes back to initial full rounding state.
Embodiment two: referring to Figure 10-Figure 20, present embodiment and embodiment one are basic identical, something in common not, repeat, difference is: guarantee under the situation of required elastic force at hole diameter spring 12, changing hole diameter support set 14 and fixedlying connected of stay pipe 1 into hole diameter support set 14 receives and can slide in stay pipe 1 with opening of caliper logging arm 6, when caliper logging arm 6 draws in fully, make hole diameter spring 12 be in the pretension state, can improve the application life of hole diameter spring 12.
Basic comprising
Shown in the inner branch of oval I among Figure 10, between hole diameter connecting plate 10 and hole diameter support set 14, increase by a spacing slide bar 11 and a steel ball 32, and increase locating piece 13 at the correspondence position of stay pipe 1.Spacing slide bar 11 left ends are fixedlyed connected with hole diameter connecting plate 10, right-hand member is positioned at axial circular hole corresponding with it on the hole diameter support set 14, when hole diameter connecting plate 10 is mobile vertically, drive spacing slide bar 11 and slide in the circular hole on hole diameter support set 14, steel ball 32 is positioned at the radially circular hole of hole diameter support set 14.
Operating principle
Shown in Figure 10-12, whole backup working process of mechanism is identical with embodiment one, and three states are arranged equally: (1) hole diameter, microballoon, the full rounding state of microelectrode pole plate (Figure 13, Figure 14); (2) hole diameter, microballoon, the full open configuration of microelectrode pole plate (Figure 15, Figure 16); (3) hole diameter open entirely, microballoon, microelectrode pole plate rounding state (Figure 17, Figure 18).The execution sequence of each state is identical with scheme one.
(1) hole diameter, microballoon, the full rounding state of microelectrode (Figure 13, shown in Figure 14):
Each part position A
1, B
1, E
1, F
1, G
1, H
1Identical with scheme one, hole diameter connecting plate 10 is positioned at C with the tie point of spacing slide bar 11
1The position, hole diameter support set 14 and steel ball 32 are positioned at D
1Position, the part of steel ball 32 enter in the groove on the spacing slide bar 11, by steel ball 32 spacing slide bar 11 are connected as a single entity with hole diameter support set 14.This moment, the hole diameter spring 12 of 14 of hole diameter slider disc 9 and hole diameter support sets was in the pretension state, and hole diameter spring 12 is in complete compressive state in scheme one.
(2) hole diameter, microballoon, the full rounding state of microelectrode pole plate (Figure 13, Figure 14) → hole diameter, microballoon, the full open configuration of microelectrode (Figure 15, Figure 16):
By state (1) starter motor, whole backup mechanism kinematic is to state (2), each part position A
2, B
2, E
2, F
2, G
2, H
2Identical with scheme one, in this process, hole diameter connecting plate 10 drives spacing slide bar 11 and moves to left, spacing slide bar 11 is received cover 14 by steel ball 32 pulling hole diameters and is moved to left thereupon, when steel ball 32 moves to shrinkage pool place on the locating piece 13, under the promotion of spacing slide bar 11, steel ball 32 is by the shrinkage pool of deviating to roll in the groove on the spacing slide bar 11 on the locating piece 13, and this moment, hole diameter support set 14 and steel ball 32 were positioned at D
2The position, when spacing slide bar 11 continued to move to left, locating piece 13 made hole diameter support set 14 remain on D by steel ball 32
2The position is motionless, and when motor stopped, spacing slide bar 11 slid into C in hole diameter support set 14
2The position.
(3) hole diameter, microballoon, (Figure 15, Figure 16) → hole diameter opens the full open configuration figure of microelectrode pole plate entirely, microballoon, microelectrode rounding state (Figure 17, Figure 18):
By state (2) starter motor 32 counter-rotating, whole backup mechanism kinematic is to state (3), each part position A
3, B
2, E
2, F
3, G
3, H
3Identical with scheme one, in this process, hole diameter connecting plate 10 drives spacing slide bar 11 and moves to right to C
3Position, steel ball 32 are rolled into by the shrinkage pool on the locating piece 13 in the groove of spacing slide bar 11, and spacing slide bar 11 makes hole diameter support set 14 be positioned at D by steel ball 32
2The position is motionless, and at this moment, hole diameter slider disc 9 is identical with state (2) with hole diameter support set 14 spacings and hole diameter amount of spring compression, promptly keeps caliper logging arm 6 to be in former open configuration.
(4) hole diameter open entirely, microballoon, microelectrode pole plate rounding state (Figure 17, Figure 18) → hole diameter, microballoon, the full rounding state of microelectrode pole plate (Figure 13, Figure 14):
Continue counter-rotating by state (3) starter motor 32, spacing slide bar 11 moves to right simultaneously with hole diameter support set 14 and steel ball 32, and when motor stopped, whole backup mechanism came back to initial full rounding state, and each part is back to the A among Figure 13, Figure 14
1, B
1, C
1, D
1, E
1, F
1, G
1, H
1The position.
The above, it only is preferred embodiment of the present utility model, be not that the utility model is done any pro forma restriction, every foundation technical spirit of the present utility model all still belongs in the scope of technical solutions of the utility model any simple modification, equivalent variations and modification that above embodiment did.
Claims (10)
1, a kind of double-receiving four-arm hole diameter that singly drives, microballoon, the microelectrode pushing device, contain stay pipe (1) and central tube (2), central tube (2) is sleeved in the stay pipe (1), the one end is connected with motor by ball-screw nut, it is characterized in that: be set with hole diameter on the described central tube (2) from top to bottom successively and receive cover (3), hole diameter slider disc (9), hole diameter supporting disk (14), pole plate is received cover (15), pole plate is received spring (16), pole plate closing quotation (19), pole plate supporting disk (20), clutch plate (24) and active cover (26), wherein, described hole diameter is received cover (3), initiatively cover (26) is connected with central tube (20) axial restraint, and described hole diameter supporting disk (14) is fixedlyed connected with stay pipe (1) with pole plate supporting disk (20); Be disposed with hole diameter connecting plate (10) and pole plate connecting plate (22) on the described stay pipe (1) from top to bottom, move in the strip hole that described hole diameter connecting plate (10) and pole plate connecting plate (22) all can be provided with on described stay pipe tube wall, and described hole diameter receipts covers (3) are fixedlyed connected with pole plate connecting plate (22) with described hole diameter connecting plate (10) respectively with active cover (26); Described hole diameter slider disc (9) is provided with alignment pin (8), this alignment pin (8) can be gone up in the strip hole that is provided with at described hole diameter connecting plate (10) and move, described pole plate is received on cover (15), pole plate closing quotation (19) and the clutch plate (24) and is respectively arranged with alignment pin (17,18,23), moves in the strip hole that this alignment pin (17,18,23) can be provided with respectively on described pole plate connecting plate (22); Be provided with four between described stay pipe (1) and the described hole diameter support set (14) and shrink opening type caliper logging arm (6), be provided with two between described stay pipe (1) and the described clutch plate (24) and shrink opening type pole plate (31).
2, the double-receiving four-arm hole diameter that singly drives according to claim 1, microballoon, the microelectrode pushing device, it is characterized in that: the tube wall top of described stay pipe (1) is provided with four bar shape trench holes that are uniformly distributed along the circumference, the sidewall of each bar shape trench hole is all hinged with a described caliper logging arm (6) upper end, one end of the middle part of this caliper logging arm (6) and hole diameter connecting rod (5) is hinged, one end of the other end of this hole diameter connecting rod (5) and hole diameter push rod (7) is hinged, the other end of described hole diameter push rod (7) runs through described hole diameter slider disc (9) and goes up the axis hole that is provided with, its end is provided with step, and be set with hole diameter spring (12) on the step, the other end of described hole diameter spring (12) contacts with described hole diameter support set (14).
3, the double-receiving four-arm hole diameter that singly drives according to claim 1, microballoon, the microelectrode pushing device, it is characterized in that: the tube wall bottom of described stay pipe (1) is provided with two bar shape trench holes that are uniformly distributed along the circumference, the sidewall of each bar shape trench hole is all hinged with an end of a pole plate auxiliary (27) and pole plate principal arm (29), the other end of described pole plate auxiliary (27) and pole plate principal arm (29) is hinged with (31) upper end and the middle part of described pole plate respectively, form four-bar linkage structure, described pole plate principal arm (29) is hinged with an end of driving lever (28), one end of the other end of this driving lever (28) and pole plate push rod (30) is hinged, the other end of described pole plate push rod (30) runs through described pole plate supporting disk (20) and goes up the axis hole that is provided with, its end is provided with step, and be set with pole plate spring (21) on the step, the other end of described pole plate spring (21) contacts with described clutch plate (24); Two described pole plates (31) are respectively microballoon pole plate and microelectrode pole plate.
4, double-receiving four-arm hole diameter, microballoon, the microelectrode pushing device of singly driving according to claim 1 is characterized in that: described alignment pin (8,17,18,23) is a screw; Described stay pipe (1) is provided with limited block (33), with limit described hole diameter slider disc 9 on move extreme position.
5, according to arbitrary described double-receiving four-arm hole diameter, microballoon, the microelectrode pushing device of singly driving of claim 1-4, it is characterized in that: described pole plate (31) and caliper logging arm (6) be not on same axis.
6, a kind of double-receiving four-arm hole diameter that singly drives, microballoon, the microelectrode pushing device, contain stay pipe (1) and central tube (2), central tube (2) is sleeved in the stay pipe (1), the one end is connected with motor by ball-screw nut, it is characterized in that: be set with hole diameter on the described central tube (2) from top to bottom successively and receive cover (3), hole diameter slider disc (9), hole diameter supporting disk (14), pole plate is received cover (15), pole plate is received spring (16), pole plate closing quotation (19), pole plate supporting disk (20), clutch plate (24) and active cover (26), wherein, described hole diameter is received cover (3), initiatively cover (26) is connected with central tube (20) axial restraint, and described pole plate supporting disk (20) is fixedlyed connected with stay pipe (1); Be disposed with hole diameter connecting plate (10) and pole plate connecting plate (22) on the described stay pipe (1) from top to bottom, move in the strip hole that described hole diameter connecting plate (10) and pole plate connecting plate (22) all can be provided with on described stay pipe tube wall, and described hole diameter receipts covers (3) are fixedlyed connected with pole plate connecting plate (22) with described hole diameter connecting plate (10) respectively with active cover (26); Described hole diameter slider disc (9) is provided with alignment pin (8), this alignment pin (8) can be gone up in the strip hole that is provided with at described hole diameter connecting plate (10) and move, described pole plate is received on cover (15), pole plate closing quotation (19) and the clutch plate (24) and is respectively arranged with alignment pin (17,18,23), moves in the strip hole that this alignment pin (17,18,23) can be provided with respectively on described pole plate connecting plate (22); Be provided with four between described stay pipe (1) and the described hole diameter support set (14) and shrink opening type caliper logging arm (6), be provided with two between described stay pipe (1) and the described clutch plate (24) and shrink opening type pole plate (31); Described hole diameter supporting disk (14) is slidingly matched with stay pipe (1), and is provided with detent mechanism between described hole diameter supporting disk (14) and described stay pipe (1) and the described hole diameter connecting plate (10).
7, the double-receiving four-arm hole diameter that singly drives according to claim 6, microballoon, the microelectrode pushing device, it is characterized in that: described detent mechanism contains spacing slide bar (11), locating piece (13) and steel ball (32), wherein, described spacing slide bar (11) upper end is fixed on the described hole diameter connecting plate (10), its external surface is provided with groove, described locating piece (13) is fixed on the described stay pipe (1), its inner surface also is provided with groove, described hole diameter supporting disk (14) and described pole plate are received cover (15) and are provided with axial circular hole, the lower end of described spacing slide bar (11) can be stretched in the described axial circular hole, the body wall of described hole diameter supporting disk (14) is provided with radially circular hole, this radially is placed with described steel ball (32) in the circular hole, and the part of described steel ball (32) can enter described spacing slide bar (11) respectively and described locating piece (13) is gone up in the described groove that is provided with.
8, the double-receiving four-arm hole diameter that singly drives according to claim 6, microballoon, the microelectrode pushing device, it is characterized in that: the tube wall top of described stay pipe (1) is provided with four bar shape trench holes that are uniformly distributed along the circumference, the sidewall of each bar shape trench hole is all hinged with a described caliper logging arm (6) upper end, one end of the middle part of described caliper logging arm (6) and hole diameter connecting rod (5) is hinged, one end of the other end of this hole diameter connecting rod (5) and hole diameter push rod (7) is hinged, the other end of described hole diameter push rod (7) runs through described hole diameter slider disc (9) and goes up the axis hole that is provided with, its end is provided with step, and be set with hole diameter spring (12) on the step, the other end of described hole diameter spring (12) contacts with described hole diameter support set (14).
9, the double-receiving four-arm hole diameter that singly drives according to claim 6, microballoon, the microelectrode pushing device, it is characterized in that: the tube wall bottom of described stay pipe (1) is provided with two bar shape trench holes that are uniformly distributed along the circumference, the sidewall of each bar shape trench hole is all hinged with an end of a pole plate auxiliary (27) and pole plate principal arm (29), the other end of described pole plate auxiliary (27) and pole plate principal arm (29) is hinged with (31) upper end and the middle part of described pole plate respectively, form four-bar linkage structure, described pole plate principal arm (29) is hinged with an end of driving lever (28), one end of the other end of this driving lever (28) and pole plate push rod (30) is hinged, the other end of described pole plate push rod (30) runs through described pole plate supporting disk (20) and goes up the axis hole that is provided with, its end is provided with step, and be set with pole plate spring (21) on the step, the other end of described pole plate spring (21) contacts with described clutch plate (24); Two described pole plates (31) are respectively microballoon pole plate and microelectrode pole plate.
10, according to arbitrary described double-receiving four-arm hole diameter, microballoon, the microelectrode pushing device of singly driving of claim 6-9, it is characterized in that: described alignment pin (8,17,18,23) is a screw; Described stay pipe (1) is provided with limited block (33), with limit described hole diameter slider disc 9 on move extreme position; Described pole plate (31) and caliper logging arm (6) be not on same axis.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2008201493913U CN201292835Y (en) | 2008-09-24 | 2008-09-24 | Single-driving and double-receiving four-arm well diameter, microsphere and micro-electrode eccentering device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2008201493913U CN201292835Y (en) | 2008-09-24 | 2008-09-24 | Single-driving and double-receiving four-arm well diameter, microsphere and micro-electrode eccentering device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201292835Y true CN201292835Y (en) | 2009-08-19 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNU2008201493913U Expired - Lifetime CN201292835Y (en) | 2008-09-24 | 2008-09-24 | Single-driving and double-receiving four-arm well diameter, microsphere and micro-electrode eccentering device |
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| Country | Link |
|---|---|
| CN (1) | CN201292835Y (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101775982B (en) * | 2009-09-01 | 2013-04-03 | 中国石油集团西部钻探工程有限公司测井公司 | Microsphere hydraulic sidewall contact device |
| CN103225507A (en) * | 2013-04-26 | 2013-07-31 | 武汉海王机电工程技术公司 | Mechanical backup device for petroleum logging tool |
-
2008
- 2008-09-24 CN CNU2008201493913U patent/CN201292835Y/en not_active Expired - Lifetime
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101775982B (en) * | 2009-09-01 | 2013-04-03 | 中国石油集团西部钻探工程有限公司测井公司 | Microsphere hydraulic sidewall contact device |
| CN103225507A (en) * | 2013-04-26 | 2013-07-31 | 武汉海王机电工程技术公司 | Mechanical backup device for petroleum logging tool |
| CN103225507B (en) * | 2013-04-26 | 2015-11-25 | 武汉海王机电工程技术公司 | Oil well logging instrument mechanical type pushing device |
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