CN216285249U - Automatic auxiliary crawling mechanism of metal tube type internal detection probe - Google Patents
Automatic auxiliary crawling mechanism of metal tube type internal detection probe Download PDFInfo
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- CN216285249U CN216285249U CN202122896458.8U CN202122896458U CN216285249U CN 216285249 U CN216285249 U CN 216285249U CN 202122896458 U CN202122896458 U CN 202122896458U CN 216285249 U CN216285249 U CN 216285249U
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- 238000001514 detection method Methods 0.000 title claims abstract description 34
- 230000009193 crawling Effects 0.000 title claims abstract description 32
- 239000002184 metal Substances 0.000 title claims abstract description 20
- 230000005540 biological transmission Effects 0.000 claims abstract description 32
- 230000001360 synchronised effect Effects 0.000 claims abstract description 27
- 230000009286 beneficial effect Effects 0.000 abstract description 2
- 230000000694 effects Effects 0.000 abstract description 2
- 230000007547 defect Effects 0.000 description 5
- 238000007689 inspection Methods 0.000 description 5
- 238000010586 diagram Methods 0.000 description 4
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- 230000007797 corrosion Effects 0.000 description 3
- 238000005260 corrosion Methods 0.000 description 3
- 238000005070 sampling Methods 0.000 description 3
- QGZKDVFQNNGYKY-UHFFFAOYSA-N Ammonia Chemical compound N QGZKDVFQNNGYKY-UHFFFAOYSA-N 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
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- 239000003381 stabilizer Substances 0.000 description 2
- 229910000831 Steel Inorganic materials 0.000 description 1
- 238000005299 abrasion Methods 0.000 description 1
- 229910021529 ammonia Inorganic materials 0.000 description 1
- 230000000295 complement effect Effects 0.000 description 1
- 238000004033 diameter control Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
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- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
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Abstract
The utility model relates to an automatic auxiliary crawling mechanism of a metal tube type internal detection probe, which comprises a driving module, a supporting module and a balance wheel module, wherein the driving module is used for driving a metal tube type internal detection probe to move; the driving module comprises a main body shell, a synchronous belt, a synchronous gear, a transmission shaft, a driving wheel, a transmission helical gear, a driving helical gear and a motor; the supporting module comprises a supporting main body, a spring, a positioning fixture block, a second bearing, a wheel shaft and a supporting wheel; and the balance wheel module is provided with an in-place detection device. The utility model has the beneficial effects that: the pipeline crawling mechanism comprises a driving module, a supporting module and a balance wheel module, wherein the driving module is used as a power source of the whole mechanism and is used for crawling the probe forwards and backwards, the supporting wheel of the supporting module can move up and down according to the pipe diameter and is automatically clamped, the balance wheel module ensures the balance effect of the whole crawling mechanism on the forward and backward movement in the pipeline, and the three modules cooperate to realize the function of detecting the crawling detection of the probe in the pipeline.
Description
Technical Field
The utility model relates to the field of probe detection, in particular to an automatic auxiliary crawling mechanism of a metal tube type internal detection probe.
Background
The operating equipment of power plant often because the system is huge, the structure is complicated and difficult to maintain, and its material often comprises metal, and most work has different degree damages and even reveals under the operating mode of high temperature, high pressure or corrosive medium in the operation, makes the life of equipment shorten or break down and stop the operation, causes great economic loss, leads to the fact the security threat even. In order to find out the damage of the equipment as early as possible and take measures in time to ensure the safe and economic operation of the power plant, the metal defect detection of the equipment is required. Such as a gas condensate pipe, the hidden defects left by the pipes during production and installation are continuously expanded during operation, and new defects are generated during operation, such as point corrosion caused by deposits in the pipe, annular groove-shaped corrosion pits outside the pipe induced by ammonia corrosion on a steam side, flowing water impact abrasion inside the pipe and the like, so that leakage is caused. Generally, the length of a used condenser pipe is 5-6 meters mostly, the diameter is 19-30mm, hundreds of pipelines of a single condenser are needed, and a detection probe needs to be manually inserted to the bottom during detection and then pulled out at a constant speed. If the pulling speed is too high, the condition of missed detection can be caused because the sampling frequency of the probe is exceeded, and manual plugging is needed due to the operation mode, however, the efficiency of the probe which is plugged manually for a single time is very low. Therefore, in order to realize the automatic flow of multi-channel eddy current inspection or endoscope inspection, the design of an automatic auxiliary crawling mechanism is the key of the high-efficiency in-pipe inspection technology.
SUMMERY OF THE UTILITY MODEL
The utility model aims to overcome the defects in the prior art and provides an automatic auxiliary crawling mechanism of a metal tube type internal detection probe.
The automatic auxiliary crawling mechanism of the metal tube type internal detection probe comprises a driving module, a supporting module and a balance wheel module;
the driving module comprises a main body shell, a synchronous belt, a synchronous gear, a transmission shaft, a driving wheel, a transmission helical gear, a driving helical gear and a motor; the motor is connected with the driving helical teeth, the driving helical teeth are meshed with the driving helical teeth, a gear on the back of the driving helical teeth is meshed with the synchronous belt, the synchronous belt is meshed with the synchronous gear, the synchronous gear is fixedly connected with the transmission shaft, and the transmission shaft is fixedly connected with the driving wheel;
the supporting module comprises a supporting main body, a spring, a positioning fixture block, a second bearing, a wheel shaft and a supporting wheel; the spring is limited through a clamping buckle on the supporting main body, a positioning fixture block is arranged at the top of the spring, the positioning fixture block is connected with a sliding rail of the supporting main body in a sliding manner, a wheel shaft is connected with the positioning fixture block through a second bearing, and the wheel shaft is fixedly connected with the supporting wheel;
and the balance wheel module is provided with an in-place detection device.
Preferably, the method comprises the following steps: the transmission helical gear is installed on a fixed rod of the main body shell through a first bearing.
Preferably, the method comprises the following steps: the transmission shaft is installed on the main body shell through a limiting buckle.
Preferably, the method comprises the following steps: the fixed connection mode of the transmission shaft and the synchronous gear or the driving wheel is flat key connection, interference fit or screw connection.
The utility model has the beneficial effects that:
1. the pipeline crawling mechanism comprises a driving module, a supporting module and a balance wheel module, wherein the driving module is used as a power source of the whole mechanism and is used for crawling the probe forwards and backwards, the supporting wheel of the supporting module can move up and down according to the pipe diameter and is automatically clamped, the balance wheel module ensures the balance effect of the whole crawling mechanism on the forward and backward movement in the pipeline, and the three modules cooperate to realize the function of detecting the crawling detection of the probe in the pipeline.
2. The utility model is provided with the supporting module, the supporting wheel can move up and down, and the device can be suitable for the diameters of various specifications of condenser pipelines to be detected.
3. The auxiliary crawling mechanism can realize automatic crawling of the probe, does not need long-time plugging and unplugging work of personnel, and saves labor and time cost; and the simultaneous detection of multiple probes can be realized, and the working efficiency is greatly improved.
Drawings
FIG. 1 is a schematic view of the use state of an automatic auxiliary crawling mechanism of a metal tube type internal detection probe;
FIG. 2 is an overall schematic view of an automatic auxiliary crawling mechanism of a metal tube type internal detection probe;
FIG. 3 is a schematic diagram of the internal structure of the driving module;
FIG. 4 is an exploded view of the internal structure of the driving module;
FIG. 5 is a detail view of the drive helical teeth;
FIG. 6 is a schematic structural view of a support module;
FIG. 7 is an exploded view of the support module;
fig. 8 is a working principle diagram of an automatic auxiliary crawling mechanism of the metal tube type internal detection probe.
Description of reference numerals: the device comprises a driving module A1, a main body shell A1-1, a first bearing A1-2, a synchronous belt A1-3, a synchronous gear A1-4, a transmission shaft A1-5, a driving wheel A1-6, a transmission helical tooth A1-7, a driving helical tooth A1-8, a motor A1-9, a supporting module A2, a supporting body A2-1, a spring A2-2, a positioning fixture block A2-3, a second bearing A2-4, an axle A2-5, a supporting wheel A2-6 and a balance wheel module A3.
Detailed Description
The present invention will be further described with reference to the following examples. The following examples are set forth merely to aid in the understanding of the utility model. It should be noted that, for those skilled in the art, it is possible to make various improvements and modifications to the present invention without departing from the principle of the present invention, and those improvements and modifications also fall within the scope of the claims of the present invention.
Example one
The embodiment of the application provides an inside inspection probe's of tubular metal resonator automatic supplementary mechanism of crawling has been equipped with new complementary unit and on the probe, and the front portion is the vortex flow test probe for the passageway, and the rear portion is divided into supplementary mechanism of crawling, and supplementary mechanism of crawling divide into the triplex as shown in figure 2, divide into drive module A1, support module A2, stabilizer module A3, and the probe is located the front portion of stabilizer module A3. The driving module A1 is used as a power source of the whole mechanism and is used for driving the probe to crawl forwards and backwards; the supporting module A2 is used for adapting to the conditions of different pipe diameters of 19mm-30mm, and the supporting wheels of the supporting module can move up and down according to the pipe diameters and can be automatically clamped; the balance wheel of the balance wheel module a3 is a balancing function to ensure that the entire crawling mechanism moves back and forth in the pipeline.
The section display diagram of the driving module a1 is shown in fig. 3 and 4, a motor a1-9 is connected with a driving helical tooth a1-8 as a driving device, then the driving helical tooth a1-7 is meshed with the driving helical tooth a1-8 to change the driving direction of force from X axial rotation to Y axial rotation, the driving helical tooth a1-7 is mounted on a fixing rod of a main body shell a1-1 through a first bearing a1-2, a gear at the back of the driving helical tooth a1-7 is meshed with a synchronous belt a1-3 (the detail diagram of the driving helical tooth is shown in fig. 5), the synchronous belt a1-3 is meshed with a synchronous gear a1-4 and is driven to the synchronous gear a1-4 by the synchronous belt a1-3, the synchronous gear a1-4 is fixedly connected with a transmission shaft a1-5, the transmission shaft a1-5 is mounted on the main body shell a1-1 by a buckle, the transmission shaft A1-5 is fixedly connected with the driving wheel A1-6, wherein the synchronizing gear A1-4 transmits a force to the driving wheel A1-6, and the transmission shaft A1-5 is provided with two protruding flat keys as a force mechanism.
The cross-sectional view of the supporting module a2 is shown in fig. 6 and 7, and the detailed view of the supporting module shown in this embodiment is a symmetrical mechanism, and the other part is cut away as a cross-section and is not shown here. The clamping buckle on the supporting body A2-1 limits the spring, the positioning clamping block A2-3 can move up and down in the sliding rail of the supporting body A2-1, the second bearing A2-4 is arranged in the positioning clamping block A2-3, the second bearing A2-4 is inserted into the wheel shaft A2-5, and the wheel shaft A2-5 is inserted into the supporting wheel A2-6.
And an in-place detection device is arranged at the position of the balance wheel module A3 and is used for detecting whether the mechanism reaches the end of a pipeline. The balance wheel of the balance wheel module is in a conventional arrangement, and is not described in detail herein.
Example two
The synchronous transmission realized in the synchronous belt transmission mechanism of the driving module, and the final realization of the synchronous belt transmission function by using shaft transmission, belt transmission and gear transmission belong to the protection scope of the utility model.
The transmission shaft adopts a flat key as a working mode of radial transmission, and the transmission is realized by other fixing means such as interference fit, tacking screws and the like, so that the transmission shaft belongs to the protection scope of the utility model.
The supporting module uses the spring and the limiting track to realize the up-and-down control of the supporting device, and the up-and-down supporting control realized by using the metal elastic sheet and the included angle spring mechanism belongs to the protection scope of the utility model.
The support module is not limited to a range of 19mm-30mm round tubes, and the mechanism can be used in tubular (e.g., square tubes, H-steel, etc.) inspection objects in various size ranges.
The linkage control mode of the probe and the motor is not only suitable for the detection range of single-pipeline detection, but also can be used in the condition that the matrix probe detects surface defects of planar metal.
The auxiliary crawling mechanism is not limited to the use of an eddy current probe, all equipment needing snooping in a pipeline can use the auxiliary crawling mechanism, and the speed control and crawling distance inside the equipment can be completely realized by matching with circuit control.
EXAMPLE III
The third embodiment of the application provides a working method of an automatic auxiliary crawling mechanism of a metal tube type internal detection probe, which comprises the following steps: when the whole probe enters the pipeline, the end of the pipeline can be quickly reached, and the whole probe is not in a detection state at the stage. After the in-place detection device detects that the probe reaches the bottom, the central control main board can automatically control the rotating speed of the motor according to a preset value, and the probe is matched with a sampling frequency corresponding to the speed, so that the function of adjusting the detection speed of the probe is finally realized.
The condenser pipe diameter control device can be suitable for the diameters (19mm-30mm) of pipes of various specifications of required condenser pipes; the probe can automatically creep without long-time plugging and unplugging work of personnel, so that the labor and time cost are saved; the linkage control of the motor and the probe can be realized, and the advancing speed of the probe can be automatically adjusted according to the detected sampling rate; after the device can quickly reach the bottom, the speed of moving out of the pipeline is automatically and slowly adjusted according to the detection requirement, so that the detection speed can be adjusted; the multi-probe simultaneous detection can be realized, personnel plugging and unplugging are not needed, and the working efficiency is greatly improved.
Claims (4)
1. The utility model provides an inside test probe's of tubular metal resonator automatic supplementary mechanism of crawling which characterized in that: comprises a driving module (A1), a supporting module (A2) and a balance wheel module (A3);
the driving module (A1) comprises a main body shell (A1-1), a synchronous belt (A1-3), a synchronous gear (A1-4), a transmission shaft (A1-5), a driving wheel (A1-6), transmission helical teeth (A1-7), driving helical teeth (A1-8) and a motor (A1-9); the motor (A1-9) is connected with the driving helical tooth (A1-8), the driving helical tooth (A1-7) is meshed with the driving helical tooth (A1-8), a gear on the back of the driving helical tooth (A1-7) is meshed with the synchronous belt (A1-3), the synchronous belt (A1-3) is meshed with the synchronous gear (A1-4), the synchronous gear (A1-4) is fixedly connected with the transmission shaft (A1-5), and the transmission shaft (A1-5) is fixedly connected with the driving wheel (A1-6);
the supporting module (A2) comprises a supporting main body (A2-1), a spring (A2-2), a positioning fixture block (A2-3), a second bearing (A2-4), a wheel shaft (A2-5) and a supporting wheel (A2-6); the spring (A2-2) is limited by a clamping buckle on the support main body (A2-1), a positioning clamping block (A2-3) is arranged at the top of the spring (A2-2), the positioning clamping block (A2-3) is in sliding connection with a sliding rail of the support main body (A2-1), the wheel shaft (A2-5) is connected with the positioning clamping block (A2-3) through a second bearing (A2-4), and the wheel shaft (A2-5) is fixedly connected with the support wheel (A2-6);
the balance wheel module (A3) is provided with a position detection device.
2. The automatic auxiliary crawling mechanism of the metal tube type internal detection probe of claim 1, wherein: the transmission helical tooth (A1-7) is arranged on a fixed rod of the main body shell (A1-1) through a first bearing (A1-2).
3. The automatic auxiliary crawling mechanism of the metal tube type internal detection probe of claim 1, wherein: the transmission shaft (A1-5) is arranged on the main body shell (A1-1) through a limit buckle.
4. The automatic auxiliary crawling mechanism of the metal tube type internal detection probe of claim 1, wherein: the fixed connection mode of the transmission shaft (A1-5) and the synchronous gear (A1-4) or the driving wheel (A1-6) is flat key connection, interference fit or screw connection.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122896458.8U CN216285249U (en) | 2021-11-22 | 2021-11-22 | Automatic auxiliary crawling mechanism of metal tube type internal detection probe |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122896458.8U CN216285249U (en) | 2021-11-22 | 2021-11-22 | Automatic auxiliary crawling mechanism of metal tube type internal detection probe |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216285249U true CN216285249U (en) | 2022-04-12 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122896458.8U Active CN216285249U (en) | 2021-11-22 | 2021-11-22 | Automatic auxiliary crawling mechanism of metal tube type internal detection probe |
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| CN (1) | CN216285249U (en) |
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2021
- 2021-11-22 CN CN202122896458.8U patent/CN216285249U/en active Active
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| TR01 | Transfer of patent right |
Effective date of registration: 20220826 Address after: Room 307, No. 32, Gaoji Street, Xihu District, Hangzhou City, Zhejiang Province, 310002 Patentee after: Zhejiang Zheneng Digital Technology Co.,Ltd. Patentee after: ZHEJIANG ENERGY R & D INSTITUTE Co.,Ltd. Address before: 5 / F, building 1, No. 2159-1, yuhangtang Road, Wuchang Street, Yuhang District, Hangzhou City, Zhejiang Province Patentee before: ZHEJIANG ENERGY R & D INSTITUTE Co.,Ltd. |
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| TR01 | Transfer of patent right | ||
| CP03 | Change of name, title or address |
Address after: Room 307, No. 32, Gaoji Street, Xihu District, Hangzhou City, Zhejiang Province, 310002 Patentee after: ZHEJIANG ENERGY R & D INSTITUTE Co.,Ltd. Country or region after: China Patentee after: Zhejiang Zheneng Digital Technology Co.,Ltd. Address before: Room 307, No. 32, Gaoji Street, Xihu District, Hangzhou City, Zhejiang Province, 310002 Patentee before: Zhejiang Zheneng Digital Technology Co.,Ltd. Country or region before: China Patentee before: ZHEJIANG ENERGY R & D INSTITUTE Co.,Ltd. |
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| CP03 | Change of name, title or address |