CN201532383U - Driving device of tubular well peeping probe - Google Patents
Driving device of tubular well peeping probe Download PDFInfo
- Publication number
- CN201532383U CN201532383U CN 200920313286 CN200920313286U CN201532383U CN 201532383 U CN201532383 U CN 201532383U CN 200920313286 CN200920313286 CN 200920313286 CN 200920313286 U CN200920313286 U CN 200920313286U CN 201532383 U CN201532383 U CN 201532383U
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- mandrel
- cylinder body
- outer cylinder
- hinged
- groove
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Abstract
The utility model discloses a driving device of a tubular well peeping probe, which comprises an outer barrel body, a micro-motor, a small gear, a large gear ring, a self-adaptation positioning mechanism, a mandrel, a lower end plate, a power switching device, a fluid medium switching mechanism and a signal transmission device, wherein the self-adaptation positioning mechanism is arranged on the outer barrel body, and the mandrel is arranged inside the outer barrel body through a bearing and provided with an inner hole. The large gear ring, the mandrel and the lower end plate are fixedly connected, the self-adaptation positioning mechanism comprises at least three positioning bases fixedly arranged on the outer lateral wall of the outer barrel body, an axial inner groove is arranged inside each positioning base, axial sliding grooves are arranged on the positioning bases on two sides of each inner groove, two sliding blocks are slidably arranged inside each inner groove, a compression spring is arranged between each two sliding blocks, each sliding block is connected with a sliding pin, two ends of each sliding pin are both placed inside the sliding grooves on two sides of each inner groove, each sliding block is further hinged with one end of a hinged secondary connecting rod, the other ends of secondary connecting rods are hinged with the corresponding positioning bases, and each hinge shaft connected with the secondary connecting rods is provided with rollers. The driving device of a tubular well peeping probe increases detection accuracy, and further, using range is not limited by tubular well depth.
Description
Technical field
The utility model relate to a kind of be used for that the pipe well inwall detects in spy upon the drive unit of head.
Background technology
At present in fields such as oil, rock gas, light industry, station boiler conveyance conduits, spy upon the drive unit of head in being used for that the pipe well inwall detects, comprise central shaft, the cylindrical shell that is connected with central shaft, be located at micromachine in the cylindrical shell, be loaded on pinion wheel on the micromachine output shaft, be loaded on the gear wheel on the central shaft, probe is loaded on the sidewall of cylindrical shell, probe generally adopts ultrasonic probe, in the equal centering axle of power lead, the signal wire that is connected with this probe, the flexible pipe of the coupling liquid that the conveying ultrasonic probe need use also is located in the central shaft; During use, drive central shaft and cylindrical shell rotation, the pipe well inwall is scanned detection by micromachine, pinion wheel, gear wheel; But owing to can't carry out axial location to cylindrical shell, cylindrical shell easily produces swing, the accuracy that influence detects in the process that moves axially and rotate; In the process of rotation, power lead, signal wire and flexible pipe easily are intertwined, and are difficult to be suitable for for darker pipe well simultaneously.
The utility model content
The purpose of this utility model is the above-mentioned deficiency at prior art, and a kind of drive unit of tube well inner peeping probe is provided, and it has avoided outer cylinder body to produce swing, has improved the accuracy that detects, simultaneously the not restriction of managed well depth of its usable range.
For achieving the above object, the drive unit of tube well inner peeping probe of the present utility model, comprise outer cylinder body, micromachine, be loaded on pinion wheel, bull gear on the micromachine output shaft, it is characterized in that also comprising the self-adaptation detent mechanism be located on the outer cylinder body, be loaded in the outer cylinder body and be provided with mandrel, bottom plate, electric power switching device, fluid media (medium) changeover mechanism, the signal transmitting apparatus of endoporus by bearing, bull gear, mandrel and bottom plate three connect firmly, bull gear and and pinion, during use the probe be loaded on the bottom plate; The self-adaptation detent mechanism comprises at least three positioning seats that are fixedly arranged on the outer cylinder body lateral wall, in each positioning seat, be equipped with axial inside groove, on the positioning seat of inside groove both sides, be equipped with axial chute, in every inside groove, all be provided with two slide blocks slidably, be provided with compression spring between two slide blocks, every slide block all is connected with a sliding pin, the two ends of every sliding pin all place inside groove both sides chute separately, every slide block is all also hinged with an end of a hinged secondary connecting rod, the other end of secondary connecting rod is all hinged with corresponding positioning seat, is equipped with roller on the hinge of every connection secondary connecting rod.
Above-mentioned electric power switching device comprises the upper head plate that connects firmly with outer cylinder body, the fixed insulation seat, rotate insulating base, the three is equipped with endoporus, fixed insulation seat and upper head plate connect firmly, rotating insulating base and mandrel connects firmly, two insulating bases all are positioned at outer cylinder body, and be provided with the annular groove of twice correspondence at least separately at an adjacent end, in the per pass annular groove, all be installed with conducting ring, between two conducting rings of correspondence, be provided with several electrodes, every electrode is equipped with shoulder, all be with compression spring on the electrode in shoulder and fixed insulation seat ring groove between the corresponding conducting ring, the lower end of every electrode contacts with rotating the interior corresponding conducting ring of insulating base annular groove, and its upper end connects by lead with the interior corresponding conducting ring of fixed insulation seat ring groove.
As further improvement of the utility model, described every electrode also be with outward with fixed insulation seat ring groove in the orienting sleeve that connects of corresponding conducting ring; Can lead to the mobile of electrode;
Above-mentioned fluid media (medium) changeover mechanism comprise be located in the outer cylinder body respectively and mandrel in medium channel, be located at and radially be connected annular groove on outer cylinder body and the mandrel adjacent circumferential, the interior medium channel of mandrel communicates with the endoporus of mandrel.
Above-mentioned signal transmitting apparatus comprises wireless signal receiver module and the wireless signal sending module of establishing respectively at outer cylinder body and mandrel adjacent end portion.
During use, power lead is inserted and is connected with conducting ring in the fixed insulation seat ring groove from the endoporus of mandrel, the conducting ring that rotates in the insulating base annular groove is connected by popping one's head on the lead that passes mandrel endoporus and bottom plate and the bottom plate, medium channel in the mandrel is connected with the medium flexible pipe, the wireless signal sending module is connected with probe, and the wireless signal receiver module is connected with signal processing apparatus; Medium channel in outer cylinder body feeds coupling liquid or other fluid media (medium), do the axially movable while at outer cylinder body, drive mandrel, bottom plate and the rotation of rotation insulating base by micromachine, pinion wheel, bull gear, simultaneously voltage is transferred to probe, fluid media (medium) is transported near the probe, it is for the helical movement to pop one's head in, and finishes scanning and detects, and sweep signal is transferred to signal processing apparatus by wireless signal sending module, wireless signal receiver module; In this process, the compression spring between two slide blocks makes each roller contact with the inwall of pipe well all the time, and outer cylinder body, mandrel, bottom plate etc. are carried out axial location, avoids outer cylinder body to produce swing, has improved the accuracy that detects; Power lead, lead, medium channel all are integrated in the outer cylinder body simultaneously, compact conformation, and avoided each circuit to be intertwined, it uses the not restriction of managed well depth.
Description of drawings
Fig. 1 is the front view of the utility model embodiment.
Fig. 2 is the vertical view of Fig. 1.
Fig. 3 is that the A of Fig. 1 is to view.
Fig. 4 is the front view of electric power switching device among Fig. 1.
Embodiment
Below in conjunction with accompanying drawing the utility model is described in further detail.
As shown in Figure 1, Figure 2, Figure 3 and Figure 4, the drive unit of this tube well inner peeping probe, comprise outer cylinder body 1, micromachine 2, be loaded on pinion wheel 3, bull gear 4 on micromachine 2 output shafts, be located at self-adaptation detent mechanism on the outer cylinder body 1, be loaded in the outer cylinder body 1 and be provided with mandrel 6, bottom plate 7, electric power switching device 8, fluid media (medium) changeover mechanism, the signal transmitting apparatus of endoporus by bearing 5, bull gear 4, mandrel 6 and bottom plate 7 threes connect firmly by screw, bull gear 4 and with pinion wheel 3 engagement; Described self-adaptation detent mechanism comprises three positioning seats 9 that are fixedly arranged on outer cylinder body 1 lateral wall, in each positioning seat 9, be equipped with axial inside groove 10, on the positioning seat 9 of inside groove 10 both sides, be equipped with axial chute 11, in every inside groove 10, all be provided with two slide blocks 12 slidably, be provided with compression spring 13 between two slide blocks 12, every slide block 12 all is connected with a sliding pin 14, the two ends of every sliding pin 14 all place inside groove 10 both sides chute 11 separately, every slide block 12 is all also hinged with an end of a hinged secondary connecting rod 15, the other end of secondary connecting rod 15 is all hinged with corresponding positioning seat 9, is equipped with roller 16 on the hinge of every connection secondary connecting rod 15; Described electric power switching device 8 comprises the upper head plate 17 that connects firmly with outer cylinder body 1, fixed insulation seat 18, rotate insulating base 19, the three is equipped with endoporus, fixed insulation seat 18 connects firmly with upper head plate 17, rotating insulating base 19 connects firmly with mandrel 6, two insulating bases 18,19 all are positioned at outer cylinder body 1, and be provided with the annular groove of twice correspondence separately at an adjacent end, in the per pass annular groove, all be installed with conducting ring 20 or 21 by screw, between two conducting rings 20 and 21 of correspondence, be provided with several electrodes 22, every electrode 22 is equipped with shoulder, all be with compression spring 23 on the electrode 22 in shoulder and fixed insulation seat 18 annular grooves between the corresponding conducting ring 20, the lower end of every electrode 22 and interior corresponding conducting ring 21 contacts of rotation insulating base 19 annular grooves, its upper end connects by lead with the interior corresponding conducting ring 20 of fixed insulation seat 18 annular grooves, the every electrode 22 outer orienting sleeves 29 that connect with corresponding conducting ring 20 that also are with, can lead to the mobile of electrode 22, guarantee to contact well with conducting ring 21; Described fluid media (medium) changeover mechanism comprises to be located in the outer cylinder body 1 respectively and the medium channel 24 and 25 in the mandrel 6, to be located at and radially to be connected annular groove 26 on outer cylinder body 1 and mandrel 6 adjacent circumferential, and mandrel 6 interior medium channels 25 communicate with the endoporus of mandrel 6; Described signal transmitting apparatus comprises wireless signal receiver module 27 and the wireless signal sending module of establishing respectively at outer cylinder body 1 and mandrel 6 adjacent end portions 28.
During use, the (not shown) of will popping one's head in is loaded on the bottom plate 7, the power lead (not shown) is inserted and is connected with conducting ring 20 in fixed insulation seat 18 annular grooves from the endoporus of mandrel 6, the conducting ring 21 that rotates in insulating base 19 annular grooves is connected by popping one's head on the lead (not shown) that passes mandrel 6 endoporus and bottom plate 7 and the bottom plate 7, medium channel 25 in the mandrel 6 is connected with medium flexible pipe (not shown), wireless signal sending module 28 is connected with probe, and wireless signal receiver module 27 is connected with signal processing apparatus; Medium channel 24 in outer cylinder body 1 feeds coupling liquid, do the axially movable while at outer cylinder body 1, drive mandrel 6, bottom plate 7 and rotate insulating base 19 rotations by micromachine 2, pinion wheel 3, bull gear 4, outer cylinder body 1 does not rotate with fixed insulation seat 18, conducting ring 21 rotates with respect to the electrode 22 of correspondence, but electrode 22 under the effect of compression spring 23 all the time with 21 contacts of corresponding conducting ring, voltage is transferred to probe; Owing to radially connect the existence of annular groove 26, at mandrel 6 and outer cylinder body 1 in relative rotation in the process, medium channel 24 links to each other all the time with 25, coupling liquid is transported near the probe, it is for the helical movement to pop one's head in, the scanning of finishing the pipe well inwall detects, and sweep signal is transferred to signal processing apparatus by wireless signal sending module 28, wireless signal receiver module 27; In this process, when caliber diminishes, the resistance that roller 16 pressurizeds overcome compression spring 13 inwardly shrinks, when caliber became big, roller 16 thrust of spring 13 by compression was protruding, and the compression spring 13 between two slide blocks 12 makes each roller 16 contact with the inwall of pipe well 30 all the time, outer cylinder body 1, mandrel 6, bottom plate 7 etc. are carried out axial location, remain axially movable stability, avoid outer cylinder body 1 to produce swing, improved the accuracy that detects; Simultaneously power lead, lead, medium channel 24 and 25 all are integrated in the outer cylinder body 1, compact conformation, and outer cylinder body 1 avoided each circuit to be intertwined when relatively rotating with mandrel 6, and it uses the not restriction of managed well depth.
Claims (5)
1. the drive unit of a tube well inner peeping probe, comprise outer cylinder body, micromachine, be loaded on pinion wheel, bull gear on the micromachine output shaft, it is characterized in that also comprising the self-adaptation detent mechanism be located on the outer cylinder body, be loaded in the outer cylinder body and be provided with mandrel, bottom plate, electric power switching device, fluid media (medium) changeover mechanism, the signal transmitting apparatus of endoporus by bearing, bull gear, mandrel and bottom plate three connect firmly, bull gear and and pinion; The self-adaptation detent mechanism comprises at least three positioning seats that are fixedly arranged on the outer cylinder body lateral wall, in each positioning seat, be equipped with axial inside groove, on the positioning seat of inside groove both sides, be equipped with axial chute, in every inside groove, all be provided with two slide blocks slidably, be provided with compression spring between two slide blocks, every slide block all is connected with a sliding pin, the two ends of every sliding pin all place inside groove both sides chute separately, every slide block is all also hinged with an end of a hinged secondary connecting rod, the other end of secondary connecting rod is all hinged with corresponding positioning seat, is equipped with roller on the hinge of every connection secondary connecting rod.
2. the drive unit of tube well inner peeping probe as claimed in claim 1, it is characterized in that described electric power switching device comprises the upper head plate that connects firmly with outer cylinder body, the fixed insulation seat, rotate insulating base, the three is equipped with endoporus, fixed insulation seat and upper head plate connect firmly, rotating insulating base and mandrel connects firmly, two insulating bases all are positioned at outer cylinder body, and be provided with the annular groove of twice correspondence at least separately at an adjacent end, in the per pass annular groove, all be installed with conducting ring, between two conducting rings of correspondence, be provided with several electrodes, every electrode is equipped with shoulder, all be with compression spring on the electrode in shoulder and fixed insulation seat ring groove between the corresponding conducting ring, the lower end of every electrode contacts with rotating the interior corresponding conducting ring of insulating base annular groove, and its upper end connects by lead with the interior corresponding conducting ring of fixed insulation seat ring groove.
3. the drive unit of tube well inner peeping probe as claimed in claim 2, it is characterized in that described every electrode also be with outward with fixed insulation seat ring groove in the orienting sleeve that connects of corresponding conducting ring.
4. the drive unit of tube well inner peeping probe as claimed in claim 1, it is characterized in that the fluid media (medium) changeover mechanism comprise be located in the outer cylinder body respectively and mandrel in medium channel, be located at and radially be connected annular groove on outer cylinder body and the mandrel adjacent circumferential, the interior medium channel of mandrel communicates with the endoporus of mandrel.
5. the drive unit of tube well inner peeping probe as claimed in claim 1 is characterized in that signal transmitting apparatus comprises wireless receiving module and the wireless sending module of establishing respectively at outer cylinder body and mandrel adjacent end portion.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN 200920313286 CN201532383U (en) | 2009-10-26 | 2009-10-26 | Driving device of tubular well peeping probe |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN 200920313286 CN201532383U (en) | 2009-10-26 | 2009-10-26 | Driving device of tubular well peeping probe |
Publications (1)
Publication Number | Publication Date |
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CN201532383U true CN201532383U (en) | 2010-07-21 |
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ID=42527786
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
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CN 200920313286 Expired - Fee Related CN201532383U (en) | 2009-10-26 | 2009-10-26 | Driving device of tubular well peeping probe |
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CN (1) | CN201532383U (en) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN105486695A (en) * | 2014-10-01 | 2016-04-13 | 业纳工业计量德国公司 | Hole detection device |
-
2009
- 2009-10-26 CN CN 200920313286 patent/CN201532383U/en not_active Expired - Fee Related
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN105486695A (en) * | 2014-10-01 | 2016-04-13 | 业纳工业计量德国公司 | Hole detection device |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
C14 | Grant of patent or utility model | ||
GR01 | Patent grant | ||
CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20100721 Termination date: 20171026 |
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CF01 | Termination of patent right due to non-payment of annual fee |