CN217080386U - Push-leaning type comprehensive logging instrument - Google Patents
Push-leaning type comprehensive logging instrument Download PDFInfo
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- CN217080386U CN217080386U CN202220099174.8U CN202220099174U CN217080386U CN 217080386 U CN217080386 U CN 217080386U CN 202220099174 U CN202220099174 U CN 202220099174U CN 217080386 U CN217080386 U CN 217080386U
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Abstract
The utility model discloses a throw-on type synthesizes logging instrument, synthesize logging instrument including the throw-on type, comprising a main body, the main part includes the tube-shape shell, tube-shape shell inside shaft is to installation bidirectional motor, spacing lead screw is connected to the bidirectional motor axle head, cup joint limit nut on the spacing lead screw, four connecting seats of the even fixed setting of limit nut circumference, all set up the connecting hole on four connecting seats, two relative connecting holes rotate and connect the well diameter measuring arm, a connecting hole rotates and connects the main tributary brace arm, another connecting hole rotates and connects vice support arm, main tributary brace arm end connection measures the polar plate, the main part tip sets up the interface, set up the helmet on the interface. The utility model provides a current logging instrument's measurement polar plate can not closely laminate with the well stratum, the problem that measurement accuracy reduces.
Description
Technical Field
The utility model belongs to the technical field of oil gas exploration logging, concretely relates to pushing type synthesizes logging instrument.
Background
The comprehensive logging instrument is one of logging instruments, is a logging instrument combining four-arm well diameter and a microelectrode, and is mainly used for logging the size of a well bore of a well and calculating the using amount of well cementation cement according to the average well diameter of the measured well bore; the microelectrode measurement curve is mainly used for dividing geological stratification; the caliper logging instrument mainly comprises an interface, a main body, a motor, a lead screw, a potentiometer and four caliper arms, wherein each microelectrode comprises a measuring polar plate, a spring plate and an anti-abrasion plate, the measuring polar plate is arranged on the main spring plate, the anti-abrasion plate is arranged on the auxiliary spring plate, and the main spring plate and the auxiliary spring plate are respectively arranged on two sides of the caliper main body. When the device is used, the device is put into the well bottom, and the hole diameter legs are pushed away by the motor in the ground control device, so that the hole diameter and the microelectrode are lifted up simultaneously for measurement. The existing push-type well micro-meter can control the well diameter and the retraction of a microelectrode measuring arm because a measuring polar plate of a microelectrode is in friction measurement with a well wall, a spring plate is influenced by a stratum and an irregular well bore, the push-type well micro-meter is convenient to get down the well, but the curve acquisition quality of the microelectrode is unstable due to poor fit of the polar plate and the well wall; because the measuring polar plate can not be tightly attached to the stratum of the borehole, the measuring precision is reduced, and the measured curve can not accurately divide the stratum, which brings difficulty to accurately explain the lithology of the stratum.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing a push against formula comprehensive logging instrument, the measurement polar plate of having solved current logging instrument can not closely laminate with the well stratum, the problem that measurement accuracy reduces.
The utility model provides a technical scheme who adopts is, push against formula and synthesize logging instrument, comprising a main body, the main part includes the tube-shape shell, tube-shape shell inside axial installation bidirectional motor, spacing lead screw is connected to the bidirectional motor axle head, cup joint limit nut on the spacing lead screw, four connecting seats of even fixed setting of limit nut circumference, all set up the connecting hole on four connecting seats, two relative connecting holes rotate and connect the caliper measuring arm, a connecting hole rotates and connects the main tributary brace arm, another connecting hole rotates and connects vice support arm, main tributary brace arm end connection measures the polar plate, the main part tip sets up the interface, set up the helmet on the interface.
The utility model is also characterized in that,
two fixing pin holes are formed in the main body close to one end of the interface, the positions of the two fixing pin holes correspond to the installation positions of the main supporting arm and the auxiliary supporting arm respectively, the fixing pin holes correspond to and are connected with the main spring plate and the auxiliary spring plate respectively through fixing pins a, two sliding grooves are formed in the main body far away from one end of the interface in the axial direction, the two sliding grooves are arranged relative to the fixing pin holes, fixing pins c are connected in the sliding grooves in a sliding mode, and the sliding grooves are connected with the main spring plate and the auxiliary spring plate respectively through the fixing pins c.
The tail end of the main supporting arm is connected with a bracket through a fixing pin b, the bracket is fixedly connected with a measuring polar plate through a screw, and the measuring polar plate is connected with a main spring plate; the main supporting arm is axially provided with a central hole, the central hole is communicated with a connecting wire, the connecting wire is connected with the measuring polar plate through the central hole of the main supporting arm, and the other end of the connecting wire enters the instrument main body and is connected with the sliding potentiometer.
The tail end of the auxiliary supporting arm is connected with a bracket through a fixing pin b, the bracket is connected with an anti-abrasion plate through a screw, and the anti-abrasion plate is connected with an auxiliary spring plate.
The interface is made of stainless steel.
An instrument plug connector and a connecting line are arranged in the interface, and the instrument plug connector is connected with the well logging cable headstall.
The main spring plate and the auxiliary spring plate are both made of high-performance elastic materials.
The beneficial effects of the utility model are that, the utility model discloses push against formula and synthesize logging instrument and install two sets of hole diameter arms respectively in measuring polar plate and wear plate inboard for measure the polar plate and under the backup effect of spring plate nature elasticity and hole diameter support arm, improved effectively and measured polar plate and the inseparable laminating nature of stratum, solve microelectrode measurement accuracy problem.
Drawings
Fig. 1 is a schematic structural diagram of the push-pull type comprehensive logging instrument.
In the figure, 1, a protective cap, 2, a connector, 3, a main body, 4, a fixing pin a, 5, a main spring plate, 6, a main supporting arm, 7, a measuring polar plate, 8, a connecting wire, 9, an auxiliary spring plate, 10, an auxiliary supporting arm, 11, an abrasion-proof plate, 12, a fixing pin b, 13, a hole diameter measuring arm, 14, a fixing pin c, 15, a sliding groove and 16 screws.
Detailed Description
The present invention will be described in detail with reference to the accompanying drawings and specific embodiments.
The utility model discloses structure of logging instrument is synthesized to formula of leaning on, as shown in fig. 1, including main part 3, main part 3 includes the tube-shape shell, tube-shape shell inside axial installation bidirectional motor, stop screw is connected to the bidirectional motor axle head, stop nut cup joints on the stop screw, stop nut circumference is even fixed and is set up four connecting seats, all set up the connecting hole on four connecting seats, two relative connecting holes rotate and connect well footpath measuring arm 13, a connecting hole rotates and connects main tributary brace 6, another connecting hole rotates and connects vice support arm 10, 6 end connection measuring polar plate 7 of main tributary brace, 3 tip of main part set up interface 2, set up helmet 1 on interface 2.
Two fixing pin holes are formed in the main body 3 close to one end of the interface 2, the positions of the two fixing pin holes correspond to the installation positions of the main supporting arm 6 and the auxiliary supporting arm 10 respectively, the fixing pin holes correspond to and are connected with the main spring plate 5 and the auxiliary spring plate 9 respectively through fixing pins a4, two sliding grooves 15 are axially formed in the main body 3 far away from one end of the interface 2, the two sliding grooves 15 are arranged opposite to the fixing pin holes, fixing pins c14 are connected in the sliding grooves 15 in a sliding mode, and the sliding grooves 15 are connected with the main spring plate 5 and the auxiliary spring plate 9 respectively through fixing pins c 14.
The tail end of the main supporting arm 6 is connected with a bracket through a fixing pin b12, the bracket is fixedly connected with a measuring pole plate 7 through a screw 16, and the measuring pole plate 7 is connected with a main spring plate 5; the main supporting arm 6 is axially provided with a central hole, the central hole is communicated with a connecting wire 8, the connecting wire 8 is connected with a measuring polar plate 7 through the central hole of the main supporting arm 6, and the other end of the connecting wire 8 enters the instrument main body and is connected with a sliding potentiometer. The tail end of the auxiliary supporting arm 10 is connected with a bracket through a fixing pin b12, the bracket is connected with a wear-resistant plate 11 through a screw 16, and the wear-resistant plate 11 is connected with an auxiliary spring plate 9.
In this embodiment, the interface 2 is made of stainless steel, an instrument connector and a connecting line are arranged in the interface 2, the instrument connector is connected with a bridle of a logging cable and used for supplying power to an underground instrument and transmitting signals, and the main spring plate 5 and the auxiliary spring plate 9 are made of high-performance elastic materials.
The utility model discloses the working principle of a push-leaning type comprehensive logging instrument; the utility model discloses a hole diameter arm is constituteed to hole diameter measuring arm 13, main tributary brace 6, vice brace 10, realizes through two-way motor and spacing lead screw that the hole diameter arm pushes away to push away and retrieve, and the hole diameter arm pushes away after pushing away and drives the motion of slip potentiometre again along with the well change under main spring board 5 and vice spring board 9 effect, realizes that the well size is measured.
The utility model discloses working process of logging instrument is synthesized to lean on formula: when the device is used, positive and negative voltages are provided for the bidirectional motor in the main body 3 through a ground system, the bidirectional motor drives the limiting lead screw to rotate forwards and reversely, the limiting lead screw rotates along with a bidirectional motor shaft, the well diameter arm makes linear motion along the guide rod along with the limiting nut, the main spring plate 5 and the auxiliary spring plates 9 are installed on two sides of the main body 3, the measuring pole plate 7 and the wear-resistant plate 11 are installed on the well diameter arm, the measuring pole plate 7 is effectively contacted with a well wall under the free elasticity of the well diameter arm and the main and auxiliary spring plates, and qualified geological data are measured.
The utility model discloses a push against formula and synthesize logging instrument utilizes the natural elasticity of major-minor spring board, connects two sets of hole diameter arms respectively and installs and measure polar plate 7 and wear plate 11 inboardly, and the hole diameter arm pushes away after under major-minor spring board elastic action, has improved and has measured 7 natural elasticity of polar plate and pushing away the thrust force for measure polar plate 7 and the effectual contact of the wall of a well, the utility model discloses simple structure, compactness are reasonable, have improved measurement accuracy.
Claims (7)
1. The pushing-leaning type comprehensive logging instrument is characterized by comprising a main body (3), the main body (3) comprises a cylindrical shell, a bidirectional motor is axially installed inside the cylindrical shell, a limiting screw is connected to the shaft end of the bidirectional motor, a limiting nut is sleeved on the limiting screw, four connecting seats are uniformly and fixedly arranged in the circumferential direction of the limiting nut, connecting holes are formed in the four connecting seats, two opposite connecting holes are connected with a hole diameter measuring arm (13) in a rotating mode, one connecting hole is connected with a main support arm (6) in a rotating mode, the other connecting hole is connected with an auxiliary support arm (10) in a rotating mode, the end of the main support arm (6) is connected with a measuring polar plate (7), the end of the main body (3) is provided with an interface (2), and a protective cap (1) is arranged on the interface (2).
2. The push-pull type comprehensive logging instrument according to claim 1, wherein two fixing pin holes are formed in one end of the main body (3) close to the interface (2), the positions of the two fixing pin holes correspond to the installation positions of the main supporting arm (6) and the auxiliary supporting arm (10), the fixing pin holes correspond to the main spring plate (5) and the auxiliary spring plate (9) through fixing pins a (4), two sliding grooves (15) are axially formed in one end of the main body (3) far away from the interface (2), the two sliding grooves (15) are opposite to the fixing pin holes, the fixing pins c (14) are slidably connected in the sliding grooves (15), and the sliding grooves (15) are respectively connected with the main spring plate (5) and the auxiliary spring plate (9) through the fixing pins c (14).
3. The push-type comprehensive logging instrument according to claim 2, wherein the tail end of the main supporting arm (6) is connected with a bracket through a fixing pin b (12), the bracket is fixedly connected with the measuring pole plate (7) through a screw (16), and the measuring pole plate (7) is connected with the main spring plate (5); the main supporting arm (6) is axially provided with a central hole, the central hole is communicated with a connecting wire (8), the connecting wire (8) is connected with a measuring polar plate (7) through the central hole of the main supporting arm (6), and the other end of the connecting wire (8) enters the inside of the instrument main body and is connected with a sliding potentiometer.
4. The push-type comprehensive logging instrument according to claim 1, wherein the tail end of the secondary support arm (10) is connected with a bracket through a fixing pin b (12), the bracket is connected with a wear-resistant plate (11) through a screw (16), and the wear-resistant plate (11) is connected with the secondary spring plate (9).
5. A push-against integrated logging tool according to claim 1, wherein the interface (2) is made of stainless steel.
6. The push-pull type comprehensive logging instrument according to claim 1, wherein an instrument plug connector and a connecting line are arranged in the interface (2), and the instrument plug connector is connected with a logging cable headstall.
7. Push-against integrated logging tool according to claim 2, characterized in that the primary spring plate (5) and the secondary spring plate (9) are both made of a high performance resilient material.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220099174.8U CN217080386U (en) | 2022-01-14 | 2022-01-14 | Push-leaning type comprehensive logging instrument |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220099174.8U CN217080386U (en) | 2022-01-14 | 2022-01-14 | Push-leaning type comprehensive logging instrument |
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| Publication Number | Publication Date |
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| CN217080386U true CN217080386U (en) | 2022-07-29 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202220099174.8U Active CN217080386U (en) | 2022-01-14 | 2022-01-14 | Push-leaning type comprehensive logging instrument |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116950642A (en) * | 2023-09-20 | 2023-10-27 | 中石化经纬有限公司 | Method and system for controlling logging equipment |
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2022
- 2022-01-14 CN CN202220099174.8U patent/CN217080386U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116950642A (en) * | 2023-09-20 | 2023-10-27 | 中石化经纬有限公司 | Method and system for controlling logging equipment |
| CN116950642B (en) * | 2023-09-20 | 2023-12-12 | 中石化经纬有限公司 | Method and system for controlling logging equipment |
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