CN209818051U - Mechanical body of variable-diameter flowmeter - Google Patents
Mechanical body of variable-diameter flowmeter Download PDFInfo
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- CN209818051U CN209818051U CN201920256431.2U CN201920256431U CN209818051U CN 209818051 U CN209818051 U CN 209818051U CN 201920256431 U CN201920256431 U CN 201920256431U CN 209818051 U CN209818051 U CN 209818051U
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- variable
- sliding sleeve
- joint
- seat
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- 230000002093 peripheral effect Effects 0.000 claims abstract description 5
- 229910000831 Steel Inorganic materials 0.000 claims description 4
- 239000010959 steel Substances 0.000 claims description 4
- 239000007788 liquid Substances 0.000 abstract description 9
- 238000005259 measurement Methods 0.000 abstract description 6
- 238000004519 manufacturing process Methods 0.000 description 5
- 239000012530 fluid Substances 0.000 description 4
- 238000010586 diagram Methods 0.000 description 3
- 238000002347 injection Methods 0.000 description 2
- 239000007924 injection Substances 0.000 description 2
- 238000000034 method Methods 0.000 description 1
- 239000003129 oil well Substances 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
- 239000002349 well water Substances 0.000 description 1
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- Measuring Volume Flow (AREA)
Abstract
The utility model discloses a variable-diameter flowmeter mechanical body, which comprises a joint and a central shaft connected with the joint, wherein the peripheral wall of the joint is connected with an upper arm which is hinged with a lower arm, and the lower arm is hinged with a tailstock; the central shaft of the joint is sleeved with a sliding sleeve, a spring seat and a bearing seat are sequentially arranged on the sliding sleeve, the outer end of the sliding sleeve is connected with a connecting rod, and the connecting rod is connected with radial blades. The mechanical body of the variable-diameter flowmeter can adapt to the measurement of liquid flow in different pipe diameters underground, and the logging working efficiency is improved; when the pipe diameter changes, the opening angle of the arm adapts to the pipe diameter to change, so that the opening angle of the blade also changes correspondingly. Therefore, the device can be suitable for measuring the liquid flow in different pipe diameters, and the logging operation is more efficient.
Description
Technical Field
The utility model belongs to carry out flow measurement's logging instrument field to oil gas well in the oil field production, relate to a liquid measure logging flowmeter machinery body is produced to the oil well, in particular to logging vane type variable diameter flowmeter machinery body.
Background
At present, when the oil and gas field is used for production logging, a flowmeter is used for quantitatively measuring the layered liquid production rate, the whole-well liquid production rate, the layered water injection rate and the whole-well water injection rate, and plays an important role in the production logging. The measurement principle of the vane flowmeter is as follows: when fluid passes through the blades, the blades are pushed to drive the blade seat to rotate, the rotating speed of the blade seat is in direct proportion to the flow speed of the fluid, the blade seat rotates and is coupled to a magnetic sensing element in the instrument through magnetic steel on the central shaft, and pulse signals related to the rotating speed can be obtained through processing of an electronic circuit, so that related information of the fluid speed is obtained. The opening arm angle of the existing flowmeter mechanical body and the opening angle of the blade are not linked, and the opening angle of the arm can interfere with the blade when changing, so that the rotation of the blade is influenced. Therefore, when the fluid flow in different pipe diameters in the underground is measured, the mechanical bodies of the flow meters with different specifications are inevitably replaced, and the logging efficiency is low.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing a variable-diameter flowmeter mechanical body which can adapt to the measurement of liquid flow in different pipe diameters underground and improve the logging work efficiency; when the pipe diameter changes, the opening angle of the arm adapts to the pipe diameter to change, so that the opening angle of the blade also changes correspondingly.
The purpose of the utility model is realized by the following technical scheme.
A variable-diameter flowmeter mechanical body comprises a joint and a central shaft connected to the joint, wherein an upper arm is connected to the outer peripheral wall of the joint and is hinged with a lower arm, and the lower arm is hinged with a tail seat; the central shaft of the joint is sleeved with a sliding sleeve, a spring seat and a bearing seat are sequentially arranged on the sliding sleeve, the outer end of the sliding sleeve is connected with a connecting rod, and the connecting rod is connected with radial blades.
To above-mentioned technical scheme, the utility model discloses still further preferred scheme:
furthermore, a through hole is formed in the center of the joint, and the central shaft and the sliding sleeve are arranged in the through hole; the sliding sleeve is provided with a pushing block and can slide in the through hole.
Furthermore, the excircle of the joint is provided with a waist-shaped hole and a groove along the axis direction, and the upper arm is arranged on the outer peripheral wall of the joint along the waist-shaped hole and the groove.
Further, the upper arm is hinged to the joint through a cylindrical pin I; the hinged part of the upper arm and the lower arm is provided with a roller; the lower arm is hinged to the tailstock through a cylindrical pin I.
Furthermore, the magnetic steel is installed at one end of the central shaft, threads are arranged at the other end of the central shaft, the blade seat and the mechanical rod are fixed on the central shaft through nuts at the threaded ends, and the blades are installed on the blade seat.
Further, the blade is hinged to the blade seat through a cylindrical pin II.
Furthermore, a notch used for pulling the blade to rotate around the cylindrical pin II is formed in the connecting rod.
Further, the bearing sleeve is sleeved with a bearing shell and is arranged on the bearing seat, a spring is arranged between the spring seat and the bearing shell, and the spring is integrally arranged in the sliding sleeve.
Further, the bearing seat is clamped in the groove of the sliding sleeve.
Further, the spring seat is connected with the joint through a screw II.
The utility model has the main advantages that: providing a mechanical body of a variable-diameter flowmeter; the mechanical body of the variable-diameter flowmeter can adapt to the measurement of liquid flow in different pipe diameters; when the pipe diameter changes, the opening angle of the blade also changes correspondingly, and the opening angle of the blade does not influence the rotation of the blade around the central shaft.
Drawings
FIG. 1 is a mechanical structure diagram of the present invention;
FIG. 2 is a sectional view of the mechanical structure of the present invention A-A;
FIG. 3 is a partial enlarged view of the mechanical structure of the present invention at the position I;
FIG. 4 is a schematic view of the opening condition of the arm and the opening condition of the blade in the large-diameter middle tube of the present invention;
fig. 5 is a schematic diagram of the opening condition of the arm and the opening condition of the blade in the small pipe diameter of the present invention.
In the figure: 1. a joint; 2. a screw I; 3. a sliding sleeve; 4. a pushing block; 5. a cylindrical pin I; 6. an upper arm; 7. a spring seat; 8. a spring; 9. a bearing housing; 10. a cylindrical pin II; 11. a blade; 12. a nut; 13. a roller; 14. a lower arm; 15. a tailstock; 16. a central shaft; 17. a blade seat; 18. a connecting rod; 19. a bearing seat; 20. a bearing; 21. locking the nut; 22. and a screw II.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings and examples.
As shown in fig. 1, the present invention relates to a variable diameter flowmeter mechanical body, which comprises a joint 1, an upper arm 6, a roller 13, a lower arm 14, a tail seat 15, a sliding sleeve 3, a spring seat 7, a bearing housing 9, a bearing seat 19, a connecting rod 18, a vane 11, a vane seat 17, a central shaft 16, and the like. The center of the joint 1 is provided with a through hole, the excircle of the joint is provided with a kidney-shaped hole and a groove along the axis direction, the central shaft 16 and the sliding sleeve 3 are sleeved in the through hole, and the sliding sleeve 3 is positioned by a screw I2; the sliding sleeve 3 is provided with a pushing block 4, and the sliding sleeve 3 can slide in the through hole. The upper arm 6 is arranged on the outer peripheral wall of the joint 1 along the waist-shaped hole and the groove, and the upper arm 6 is hinged on the joint 1 through a cylindrical pin I5; the upper arm 6 is hinged with a lower arm 14, a roller 13 is arranged at the hinged position, and the lower arm 14 is hinged with a tailstock 15 through a cylindrical pin I5. A spring seat 7 and a bearing seat 19 are sequentially arranged on the sliding sleeve 3; the bearing 20 is arranged in the bearing shell 9 and is arranged in the bearing seat 19 together, and the spring 8 is arranged between the spring seat 7 and the bearing shell 9 and is integrally arranged in the sliding sleeve 3; the bearing seat 19 is clamped in the groove of the sliding sleeve 3.
One end of a central shaft 16 is provided with magnetic steel, the other end of the central shaft is provided with threads, the threaded end fixes a vane seat 17 and a mechanical rod on the central shaft 16 through a nut 12, and radial vanes 11 are hinged on the vane seat 17 through cylindrical pins II 10. The blade seat 17 is connected with the central shaft 16 through threads and is prevented from loosening through the nut 12; the connecting rod 18 is provided with a notch for pulling the blade 11 to rotate around the cylindrical pin II 10; the connecting rod 18 is provided with bearings and is preloaded by a locking nut 21 and is sleeved on the central shaft 16.
As shown in fig. 2, spring seat 7 and joint 1 are connected by screw ii 22.
Referring to fig. 3 in combination with fig. 1, after the spreading angle of the upper arm 6 is changed, the sliding sleeve 3 is pushed to move, so that the connecting rod 18 is pulled to move, and the vane 11 is pulled to rotate around the cylindrical pin ii 10 to change the spreading angle of the vane 11.
The opening angle of the blades 11 is changed without affecting the rotation of the blades around the central shaft 16.
As shown in fig. 4 and 5, the schematic diagrams of the arm opening condition and the blade opening condition in the large and small pipe diameters of the present invention are shown.
The utility model relates to a but variable diameter flowmeter machinery body, this but variable diameter flowmeter machinery body can promote the sliding sleeve and remove when the pipe diameter changes to the pulling connecting rod removes, and then the pulling blade changes the opening angle of blade around the cylindric lock rotation. The mechanical body of the variable-diameter flowmeter can adapt to the measurement of liquid flow in different pipe diameters; when the pipe diameter changes, the opening angle of the blade also changes correspondingly, and the opening angle of the blade does not influence the rotation of the blade around the central shaft. Therefore, the method can be suitable for measuring the liquid flow in different pipe diameters, and the logging operation is more efficient.
The above description is provided for the purpose of describing the present invention in more detail with reference to the specific preferred embodiments, and it should not be construed that the present invention is limited thereto, and it will be apparent to those skilled in the art that the present invention can be implemented in various forms without departing from the spirit and scope of the present invention.
Claims (10)
1. A mechanical body of a variable-diameter flowmeter is characterized in that: the tail seat comprises a joint (1) and a central shaft (16) connected to the joint (1), wherein an upper arm (6) is connected to the peripheral wall of the joint (1), the upper arm (6) is hinged to a lower arm (14), and the lower arm (14) is hinged to a tail seat (15); the central shaft (16) of the joint (1) is sleeved with a sliding sleeve (3), the sliding sleeve (3) is sequentially provided with a spring seat (7) and a bearing seat (19), the outer end part of the sliding sleeve (3) is connected with a connecting rod (18), and the connecting rod (18) is connected with radial blades (11).
2. The mechanical body of a variable-diameter flowmeter according to claim 1, characterized in that: a through hole is formed in the center of the joint (1), and the central shaft (16) and the sliding sleeve (3) are arranged in the through hole; the sliding sleeve (3) is provided with a pushing block (4), and the sliding sleeve (3) can slide in the through hole.
3. The mechanical body of a variable-diameter flowmeter according to claim 1, characterized in that: connect (1) excircle to open along the axis direction has waist type hole and slot, and upper arm (6) are followed waist type hole and slot are installed on connecting (1) periphery wall.
4. The mechanical body of a variable-diameter flowmeter according to claim 1, characterized in that: the upper arm (6) is hinged to the joint (1) through a cylindrical pin I (5); the hinged part of the upper arm (6) and the lower arm (14) is provided with a roller (13); the lower arm (14) is hinged on the tailstock (15) through a cylindrical pin I (5).
5. The mechanical body of a variable-diameter flowmeter according to claim 1, characterized in that: the blade-mounted type fan is characterized in that magnetic steel is mounted at one end of the central shaft (16), threads are arranged at the other end of the central shaft, the blade seat (17) and the mechanical rod are fixed on the central shaft (16) through nuts (12) at the threaded ends, and the blades (11) are mounted on the blade seat (17).
6. The mechanical body of a variable-diameter flowmeter according to claim 5, characterized in that: the blade (11) is hinged on the blade seat (17) through a cylindrical pin II (10).
7. The mechanical body of a variable-diameter flowmeter according to claim 6, characterized in that: the connecting rod (18) is provided with a notch used for pulling the blade (11) to rotate around the cylindrical pin II (10).
8. The mechanical body of a variable-diameter flowmeter according to claim 6, characterized in that: the bearing (20) is sleeved with a bearing shell (9) and arranged on the bearing seat (19), and a spring (8) is arranged between the spring seat (7) and the bearing shell (9) and integrally arranged in the sliding sleeve (3).
9. The mechanical body of a variable-diameter flowmeter according to claim 6, characterized in that: the bearing seat (19) is clamped in the groove of the sliding sleeve (3).
10. The mechanical body of a variable-diameter flowmeter according to claim 1, characterized in that: the spring seat (7) is connected with the joint (1) through a screw II (22).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920256431.2U CN209818051U (en) | 2019-02-28 | 2019-02-28 | Mechanical body of variable-diameter flowmeter |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920256431.2U CN209818051U (en) | 2019-02-28 | 2019-02-28 | Mechanical body of variable-diameter flowmeter |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209818051U true CN209818051U (en) | 2019-12-20 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920256431.2U Active CN209818051U (en) | 2019-02-28 | 2019-02-28 | Mechanical body of variable-diameter flowmeter |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209818051U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115523971A (en) * | 2022-11-04 | 2022-12-27 | 四川瑞吉绿能科技有限公司 | Pivot device for measuring flow of carbon-containing gas and flow measuring device |
-
2019
- 2019-02-28 CN CN201920256431.2U patent/CN209818051U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115523971A (en) * | 2022-11-04 | 2022-12-27 | 四川瑞吉绿能科技有限公司 | Pivot device for measuring flow of carbon-containing gas and flow measuring device |
| CN115523971B (en) * | 2022-11-04 | 2023-02-28 | 四川瑞吉绿能科技有限公司 | Pivot device for measuring flow of carbon-containing gas and flow measuring device |
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