CN212508130U - A righting device for ultrasonic transducer - Google Patents
A righting device for ultrasonic transducer Download PDFInfo
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- CN212508130U CN212508130U CN202020988443.7U CN202020988443U CN212508130U CN 212508130 U CN212508130 U CN 212508130U CN 202020988443 U CN202020988443 U CN 202020988443U CN 212508130 U CN212508130 U CN 212508130U
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- mounting disc
- well
- ultrasonic probe
- wall
- plate
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Abstract
The utility model relates to a righting device for ultrasonic probe, which comprises an installation disc, a plurality of spacing rings fixed on the installation disc through fixing rods and a plurality of sliding rods embedded in the spacing rings in a sliding way, wherein the spacing rings and the sliding rods extend along the radial direction of the installation disc; one end of the sliding rod facing the well wall is fixed with a joint plate, and the mounting disc is provided with a pushing assembly. When the promotion subassembly promoted the slide bar and slided, the slide bar will be along the radial slip of mounting disc for interval between rigging board and the wall of a well changes, so the rigging board can enough shrink to the center of mounting disc, thereby enters into in the well casing, can keep away from in the mounting disc center again, thereby contradict in the inner wall of different internal diameter well casings, and difficult the emergence is rocked. The utility model discloses make the probe perpendicular to wall of a well all the time to the detection precision of probe has been improved.
Description
Technical Field
The utility model belongs to the technical field of ultrasonic detection equipment's technique and specifically relates to a righting device for ultrasonic transducer is related to.
Background
The wall thickness of the gas storage well is detected by adopting ultrasonic, the perpendicularity of the probe and the well wall is a key point, the perpendicularity has serious influence on the detection precision of equipment, and how to ensure the perpendicularity of the probe and the well wall is an important work for detecting the wall thickness of the gas storage well by adopting ultrasonic. The centralizer that present gas storage well check out test set adopted has various problems, if the structure is too complicated, crosses well head and coupling difficulty, and centralizer and wall of a well friction are too big, and life is not long, and it is not good to right the effect, influences and detects the precision.
Through retrieval, chinese patent publication No. CN205477419U discloses a gas storage well ultrasonic testing equipment centralizer, which comprises an upper set and a lower set, wherein the two sets are completely the same, and the centralizer is divided into three parts: centralizer owner barrel, pulley and flexible subassembly, main barrel mid portion are the four sides, and every face arranges one set of wheel and flexible subassembly, and four sets are unanimous, and flexible subassembly double-end screw passes through the nut fastening on main barrel, and the wheel mid portion is the metal, and outsourcing rubber, wheel can be adjusted through the nut and guarantee that four wheels are the same and can laminate well to the gas storage well pipe wall to main barrel apart from. The centralizer can effectively ensure the verticality of the ultrasonic probe of the gas storage well ultrasonic detection equipment and the gas storage well wall. The utility model discloses rational in infrastructure, the pulley rotates in a flexible way, and is sturdy and durable, long service life, it is effectual to right.
The above prior art solutions have the following drawbacks: after the centralizer enters the well pipe, the four wheels are attached to the well wall under the action of the rectangular springs; because of the elasticity of four rectangle springs probably has the error, and the workman is probably exerting oneself unevenly when handheld centralizer for the wheel of one side excessively supports in the wall of a well, and the probe probably can not be perpendicular to the wall of a well at this moment, thereby has influenced the detection precision, consequently needs the improvement.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing a not enough to prior art exists, the utility model aims at providing a righting device for ultrasonic transducer for the probe is the perpendicular to wall of a well all the time, thereby has improved the detection precision of probe.
The above object of the present invention can be achieved by the following technical solutions: a righting device for an ultrasonic probe comprises a mounting disc, a plurality of limiting rings fixed on the mounting disc through fixing rods, and a plurality of sliding rods embedded in the limiting rings in a sliding manner, wherein the limiting rings and the sliding rods extend along the radial direction of the mounting disc; one end of the slide rod facing the well wall is fixed with an attaching plate, and the mounting disc is provided with a pushing assembly for pushing all the slide rods to synchronously slide and making the attaching plate attached to the well wall.
By adopting the technical scheme, when the pushing assembly pushes the sliding rod to slide, the sliding rod slides along the radial direction of the mounting disc under the limiting of the limiting ring, so that the distance between the attaching plate and the well wall is changed, and the attaching plate can shrink towards the center of the mounting disc and enter the well pipe and can be far away from the center of the mounting disc, so that the attaching plate can abut against the inner walls of the well pipes with different inner diameters and is not easy to shake; therefore, the device can enable the probe to be perpendicular to the well wall all the time, and the detection precision of the probe is improved.
The present invention may be further configured in a preferred embodiment as: the promotion subassembly includes that a plurality of rotations are connected in the dwang that corresponds the slide bar, and all dwangs are kept away from in the one end rotation that corresponds the slide bar and are connected with same slurcam, are equipped with the driving piece that drives slurcam along mounting disc axial motion on the mounting disc.
Through adopting above-mentioned technical scheme, when driving the slurcam and when following mounting disc axial motion, the slurcam will promote all dwangs synchronous rotation, and the dwang will drive the slide bar and slide in the spacing ring for the rigging plate is contradicted in the wall of a well or is kept away from in the wall of a well.
The present invention may be further configured in a preferred embodiment as: the driving piece is a screw rod extending along the axial direction of the mounting disc, the screw rod is rotatably connected to the pushing plate around the axis of the screw rod, and a threaded through groove matched with the screw rod in a threaded mode is formed in the center of the mounting disc.
By adopting the technical scheme, when the screw rod is rotated, the screw rod drives the pushing plate to axially move along the mounting disc, so that the attaching plate is abutted against or far away from the well wall; and the screw rod and the thread groove are matched, so that the pushing plate is locked, and the attaching plate is not easy to shake after abutting against the well wall.
The present invention may be further configured in a preferred embodiment as: one side of the attaching plate facing the well wall is provided with a semi-circular groove, a ball is embedded in the semi-circular groove in a rolling mode, and the surface part of the ball protrudes out of the semi-circular groove.
Through adopting above-mentioned technical scheme, when the promotion subassembly promoted the slide bar to the wall of a well, the ball will contradict in the wall of a well, when the artificial promotion mounting disc removed, the ball will roll on the wall of a well in the semicircle inslot to be convenient for the removal of probe on mounting disc and the mounting disc.
The present invention may be further configured in a preferred embodiment as: the gliding spout of confession ball is seted up to the lower extreme of rigging board, and the spout communicates in crossing the semicircular groove, and the spout interpolation is tightly had and is used for spacing the contact strip that supports of crossing the semicircular groove with the ball.
By adopting the technical scheme, when the abutting strip is pulled out of the sliding groove, the ball can slide out of the semi-circular groove and the sliding groove, so that the replacement is convenient; after new ball entered into the semicircular groove through the chute, the contact strip will be inserted tightly in the chute and will collide the ball spacing in passing the semicircular groove, and the frictional force between contact strip and chute groove wall will make the ball difficult to take place to rock.
The present invention may be further configured in a preferred embodiment as: the lower extreme of propping the touch strip is connected with elasticity through the connecting plate and crosses the hemisphere, and the draw-in groove that supplies elasticity to cross the hemisphere joint is seted up to the lower extreme of attaching plate.
By adopting the technical scheme, after the ball is limited in the semi-circular groove in a butting manner by the butting strip, the elastic semi-circular groove is clamped into the clamping groove; if the contact strip is to be separated from the sliding groove in a sliding mode, tension needs to be applied to the contact strip manually, the elastic half ball deforms and is separated from the clamping groove, and therefore stability of the contact strip in the sliding groove is guaranteed.
The present invention may be further configured in a preferred embodiment as: the same connecting rope is fixed on the touch strip and the attaching plate.
Through adopting above-mentioned technical scheme, the rope is connected in the pulling can make the strip of contradicting break away from in the spout, convenient operation, and connect the rope and make the strip of contradicting be difficult for losing.
The present invention may be further configured in a preferred embodiment as: and two groups of semi-circular grooves are formed in one side, facing the well wall, of each attaching plate.
Through adopting above-mentioned technical scheme, when the promotion subassembly promoted the slide bar and is close to the wall of a well, be located the ball on the same rigging board and all will contradict in the wall of a well to make the difficult relative wall of a well of rigging board take place to rock, guaranteed that the probe can the perpendicular to wall of a well all the time.
To sum up, the utility model discloses a following beneficial technological effect:
1. the installation disc, the limiting ring, the sliding rod, the attaching plate and the pushing assembly are arranged, so that the attaching plate can be contracted towards the center of the installation disc to enter the well casing and can be far away from the center of the installation disc to abut against the inner walls of the well casings with different inner diameters, and the attaching plate is not easy to shake, so that the probe can be perpendicular to the well wall all the time by the device, and the detection precision of the probe is improved;
2. the arrangement of the rotating rod, the pushing plate and the screw rod can cause the attaching plate to be abutted against or away from the well wall by rotating the screw rod, so that the operation is convenient;
3. the setting of ball is convenient for the removal of mounting disc and probe on the mounting disc.
Drawings
Fig. 1 is a schematic view of the overall structure in the embodiment of the present invention;
fig. 2 is an exploded view of the mounting member of the attachment plate according to the embodiment of the present invention.
Reference numerals: 1. mounting a disc; 11. fixing the rod; 12. a limiting ring; 13. a slide bar; 14. attaching a plate; 141. passing through a semicircular groove; 142. a chute; 143. a card slot; 15. a ball bearing; 16. a contact bar; 17. connecting ropes; 18. elastic over hemisphere; 19. a connecting plate; 2. a pushing assembly; 21. rotating the rod; 22. a push plate; 23. a screw; 24. a turntable.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings.
As shown in fig. 1, a righting device for an ultrasonic probe comprises a mounting plate 1, a plurality of limiting rings 12 fixed on the mounting plate 1 through fixing rods 11, and a plurality of sliding rods 13 slidably embedded in the limiting rings 12, wherein the number of the fixing rods 11, the limiting rings 12 and the sliding rods 13 is four, the limiting rings 12 and the sliding rods 13 both extend along the radial direction of the mounting plate 1, and an attaching plate 14 is fixed at one end of the sliding rod 13 facing a well wall.
As shown in fig. 1, a pushing assembly 2 is arranged on the mounting plate 1, the pushing assembly 2 includes a plurality of rotating rods 21 rotatably connected to the corresponding sliding rods 13, and one end of each rotating rod 21, which is far away from the corresponding sliding rod 13, is rotatably connected to the same pushing plate 22; be equipped with the driving piece on the mounting disc 1, the driving piece is along the screw rod 23 of 1 axial extensions of mounting disc, and screw rod 23 rotates around self axis and connects in slurcam 22, and the screw thread of screw thread cooperation in screw rod 23 is seted up in the center department of mounting disc 1.
As shown in fig. 1, when the screw 23 is rotated, the screw 23 drives the pushing plate 22 to move axially along the mounting disc 1, the pushing plate 22 pushes all the rotating rods 21 to rotate synchronously, and the rotating rods 21 drive the sliding rods 13 to slide in the limiting rings 12, so that the attaching plate 14 can be retracted towards the center of the mounting disc 1 to enter the well pipes and can be far away from the center of the mounting disc 1 to abut against the inner walls of the well pipes with different inner diameters, and the attaching plate is not easy to shake; therefore, the device can enable the probe to be perpendicular to the well wall all the time, and the detection precision of the probe is improved.
As shown in fig. 1, a rotary plate 24 is fixed to an upper end of the screw 23, and the screw 23 is rotated by the rotary plate 24.
As shown in fig. 1, two sets of semi-circular grooves 141 are formed at intervals on one side of the attachment plate 14 facing the borehole wall, the balls 15 are inserted into the semi-circular grooves 141 in a rolling manner, and surface portions of the balls 15 protrude out of the semi-circular grooves 141. Therefore, when the mounting plate 1 is manually pushed to move, the balls 15 roll in the semicircular grooves 141 and on the well wall, so that the mounting plate 1 and the probe on the mounting plate 1 can move conveniently.
As shown in fig. 1 and fig. 2, the upper and lower ends of the attachment plate 14 are both provided with sliding grooves 142 for the balls 15 to slide, the sliding grooves 142 are communicated with the semicircular grooves 141, the sliding grooves 142 are tightly inserted with the touch strips 16, and the same connecting rope 17 is fixed on the touch strips 16 and the attachment plate 14. When the contact strip 16 is pulled out of the sliding groove 142 through the connecting rope 17, the ball 15 can slide out of the semi-circular groove 141 and the sliding groove 142, and replacement is convenient; and the connecting rope 17 realizes the connection between the abutting strip 16 and the attaching plate 14, so that the abutting strip 16 is not easy to lose.
As shown in fig. 2, the upper and lower ends of the abutting strip 16 are connected to elastic over-hemispheres 18 through connecting plates 19, the elastic over-hemispheres 18 are made of rubber, and the upper and lower ends of the attaching plate 14 are provided with slots 143 for clamping the elastic over-hemispheres 18. After new ball 15 entered into half circular groove 141 through spout 142, the contact strip 16 will insert tightly in spout 142 and contradict ball 15 spacing in half circular groove 141, and elasticity is crossed hemisphere 18 and will be blocked in draw-in groove 143 for the strip of pegging graft is difficult for rocking, thereby has guaranteed the spacing effect to ball 15.
The implementation principle of the embodiment is as follows: when the screw 23 is rotated, the screw 23 drives the pushing plate 22 to move axially along the mounting disc 1, the pushing plate 22 pushes all the rotating rods 21 to rotate synchronously, and the rotating rods 21 drive the sliding rods 13 to slide in the limiting rings 12, so that the attaching plate 14 can shrink towards the center of the mounting disc 1 and enter the well pipes, and can be far away from the center of the mounting disc 1, so as to abut against the inner walls of the well pipes with different inner diameters, and the attaching plate is not easy to shake; therefore, the device can enable the probe to be perpendicular to the well wall all the time, and the detection precision of the probe is improved.
The embodiment of this specific implementation mode is the preferred embodiment of the present invention, not limit according to this the utility model discloses a protection scope, so: all equivalent changes made according to the structure, shape and principle of the utility model are covered within the protection scope of the utility model.
Claims (8)
1. A righting device for ultrasonic probe which characterized in that: the device comprises a mounting disc (1), a plurality of limiting rings (12) fixed on the mounting disc (1) through fixing rods (11) and a plurality of sliding rods (13) embedded in the limiting rings (12) in a sliding manner, wherein the limiting rings (12) and the sliding rods (13) extend along the radial direction of the mounting disc (1); one end of each slide rod (13) facing the well wall is fixedly provided with a jointing plate (14), and the mounting disc (1) is provided with a pushing assembly (2) which pushes all the slide rods (13) to synchronously slide and causes the jointing plates (14) to be jointed with the well wall.
2. An ultrasonic probe centralizer according to claim 1, wherein: promote subassembly (2) and include that a plurality of rotations are connected in dwang (21) that correspond slide bar (13), all dwang (21) are kept away from in the one end rotation that corresponds slide bar (13) and are connected with same slurcam (22), are equipped with on mounting disc (1) and drive slurcam (22) along mounting disc (1) axial motion's driving piece.
3. An ultrasonic probe centralizer according to claim 2, wherein: the driving piece is a screw rod (23) extending along the axial direction of the mounting disc (1), the screw rod (23) is rotatably connected to the pushing plate (22) around the axis of the screw rod, and a threaded through groove matched with the screw rod (23) in a threaded mode is formed in the center of the mounting disc (1).
4. An ultrasonic probe centralizer according to claim 1, wherein: one side of the binding plate (14) facing the well wall is provided with a semi-circular groove (141), a ball (15) is embedded in the semi-circular groove (141) in a rolling manner, and the surface part of the ball (15) protrudes out of the semi-circular groove (141).
5. An ultrasonic probe centralizer according to claim 4, wherein: the lower extreme of laminating board (14) is seted up and is supplied gliding spout (142) of ball (15), and spout (142) communicate in passing semicircular groove (141), and spout (142) interpolation has and is used for spacing the contact strip (16) in passing semicircular groove (141) with ball (15).
6. An ultrasonic probe centralizer according to claim 5, wherein: the lower end of the contact strip (16) is connected with an elastic over hemisphere (18) through a connecting plate (19), and the lower end of the attaching plate (14) is provided with a clamping groove (143) for clamping the elastic over hemisphere (18).
7. An ultrasonic probe centralizer according to claim 5, wherein: the same connecting rope (17) is fixed on the contact strip (16) and the attaching plate (14).
8. An ultrasonic probe centralizer according to claim 4, wherein: two groups of semi-circular grooves (141) are arranged on one side, facing the well wall, of each binding plate (14).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020988443.7U CN212508130U (en) | 2020-06-02 | 2020-06-02 | A righting device for ultrasonic transducer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020988443.7U CN212508130U (en) | 2020-06-02 | 2020-06-02 | A righting device for ultrasonic transducer |
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| Publication Number | Publication Date |
|---|---|
| CN212508130U true CN212508130U (en) | 2021-02-09 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202020988443.7U Active CN212508130U (en) | 2020-06-02 | 2020-06-02 | A righting device for ultrasonic transducer |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116537725A (en) * | 2023-07-06 | 2023-08-04 | 中国地质调查局长沙自然资源综合调查中心 | Logging exploratory tube well-descending device |
-
2020
- 2020-06-02 CN CN202020988443.7U patent/CN212508130U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116537725A (en) * | 2023-07-06 | 2023-08-04 | 中国地质调查局长沙自然资源综合调查中心 | Logging exploratory tube well-descending device |
| CN116537725B (en) * | 2023-07-06 | 2023-09-12 | 中国地质调查局长沙自然资源综合调查中心 | Logging exploratory tube well-descending device |
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CP02 | Change in the address of a patent holder |
Address after: 310013 No. 705, dalongjuwu, Xihu District, Hangzhou, Zhejiang Patentee after: ZHEJIANG TRAFFIC DETECTION CO.,LTD. Address before: Room 1042, 369 Wensan Road, Hangzhou, Zhejiang 310013 Patentee before: ZHEJIANG TRAFFIC DETECTION CO.,LTD. |
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| CP02 | Change in the address of a patent holder |