CN217359439U - Device for detecting hardness inside pipeline - Google Patents
Device for detecting hardness inside pipeline Download PDFInfo
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- CN217359439U CN217359439U CN202221004080.4U CN202221004080U CN217359439U CN 217359439 U CN217359439 U CN 217359439U CN 202221004080 U CN202221004080 U CN 202221004080U CN 217359439 U CN217359439 U CN 217359439U
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Abstract
The utility model discloses a pipeline internal hardness detection device, which comprises an operating rod, a universal device, a walking device and a hardness detection device, wherein the operating rod is provided with a front end and a rear end, the rear end of the operating rod is provided with a switch, the universal device is sleeved on the operating rod, and the walking device is connected with the universal device; the hardness detection device is rotatably connected to the front end of the operating rod and is electrically connected with the switch through an electric wire. According to the utility model discloses an inside hardness detection device of pipeline can realize the inside hardness measurement of little internal diameter pipeline, convenient and practical.
Description
Technical Field
The utility model relates to a hardness testing technical field, in particular to inside hardness testing device of pipeline.
Background
At present, among various detection items of power station pipelines, hardness is one of important indexes for judging the service life of the pipeline and whether the pipeline can safely operate. Due to the reasons of welding temperature, uniformity of heat treatment temperature and the like, the hardness of the pipeline or the welding seam of the pipeline is not uniform, the service life of the pipeline is influenced, and even safety accidents are caused.
However, when the hardness of the pipeline and the interior of the pipeline welding seam is detected, the pipeline cannot be manually detected due to the fact that the pipeline is limited by small operation space such as the inner diameter of the pipeline; even if the inner diameter of the pipeline is large, workers can enter the pipeline, the operation space is easily limited, and great potential safety hazards exist.
In the prior art, no device for measuring the internal hardness of the pipeline with a small inner diameter exists, and a pencil hardness tester for the narrow space or the inner wall of the pipeline is disclosed in Chinese patent CN 110954423A.
Disclosure of Invention
The utility model aims at providing a hardness testing device that can measure the inside hardness of less pipeline of internal diameter.
In order to solve the technical problem, the utility model discloses the technical scheme who takes does:
a pipe internal hardness detecting device comprising: the device comprises an operating rod, a universal device, a traveling device and a hardness detection device.
The operating rod is provided with a front end and a rear end, and a switch is arranged at the rear end of the operating rod;
the universal device is sleeved on the operating rod;
the walking device is connected with the universal device;
the hardness detection device is rotatably connected to the front end of the operating rod and is electrically connected with the switch through an electric wire.
In some embodiments, the universal device includes a ball ring and a steering ball, the steering ball is sleeved on the operating rod, and the ball ring is sleeved on the steering ball and is in running fit with the steering ball.
In some embodiments, the traveling device includes a first traveling device and a second traveling device, the first traveling device includes a traveling bracket and a traveling wheel, the traveling wheel is rotatably connected to the traveling bracket, the traveling bracket is connected to the ball ring, the first traveling device and the second traveling device have the same structure, and the first traveling device and the second traveling device are symmetrically distributed with respect to the center of the steering ball.
In some embodiments, a telescopic rod is arranged between the walking bracket and the steering ball, and the telescopic rod is detachably connected with the ball ring.
In some embodiments, the hardness detection device includes a richter hardness meter, a detection bracket, and a trigger component, the detection bracket is rotatably connected to the front end of the operating rod, the richter hardness meter is connected to the detection bracket, the trigger component is disposed on the detection bracket and electrically connected to the switch, and the trigger component is configured to trigger the switch of the richter hardness meter.
In some embodiments, the trigger assembly includes a first electromagnet and a second electromagnet, the first electromagnet has a first magnetic ring and a first magnetic core, the first magnetic core is in sliding fit with the first magnetic ring, an end of the first magnetic core is connected with the first magnetic ring through a spring, the first magnetic ring is fixedly connected with the detection support, the first magnetic core is connected with a loading sleeve of the richter hardness tester through a connecting rod, the second electromagnet has the same structure as the first electromagnet, and has a second magnetic ring and a second magnetic core, the second magnetic ring is connected with the detection support, and the second magnetic core is distributed coaxially with the richter hardness tester at intervals.
In some embodiments, the hardness detection device is further provided with an image acquisition device, the image acquisition device comprises a camera bracket and a camera, one end of the camera bracket is connected with the front end of the operating rod, and the camera is connected to the other end of the camera bracket and is distributed at intervals with the hardness detection device.
The utility model discloses the beneficial effect who has does:
according to the pipeline internal hardness detection device, the pipeline internal hardness detection device can enter the pipeline which cannot be entered by workers through the walking device, the control rod can rotate on the hemispherical surface with the steering ball as the circle center through the universal device, so that the detection position of the Richter hardness tester is adjusted, the image acquisition device can facilitate the personnel to remotely control and detect the pipeline internal hardness detection conveniently and efficiently.
Drawings
Fig. 1 is a schematic view of a device for detecting the internal hardness of a pipeline according to an embodiment of the present invention;
fig. 2 is a schematic view of a hardness testing apparatus according to an embodiment of the present invention;
FIG. 3 is a schematic view of an internal hardness testing apparatus for a pipe according to an embodiment of the present invention;
FIG. 4 is a schematic diagram of a Leeb hardness tester loading electrical schematic according to an embodiment of the present invention;
FIG. 5 is a schematic view of a Leeb durometer preload implementation in accordance with an embodiment of the invention;
fig. 6 is a schematic diagram of a release impact head of a richter hardness tester according to an embodiment of the present invention.
Detailed Description
The present invention will be further described with reference to the accompanying drawings.
The utility model discloses inside hardness detection device of pipeline includes: the device comprises a control lever 1, a universal device, a walking device and a hardness detection device.
Specifically, as shown in fig. 1, the joystick 1 has a front end and a rear end, and the rear end of the joystick 1 is provided with switches including a first switch and a second switch. The front end of the operating rod 1 is provided with a bending structure, and the end part of the bending structure is used for being connected with a hardness detection device. The universal device comprises a steering ball 2 and a ball ring 3, wherein the steering ball 2 is sleeved at the midpoint of the operating rod 1 and is fixedly connected with the operating rod 1. The ball ring is rotationally fitted on the steering ball 3, and the steering ball 2 can rotate in the ball ring. The walking device comprises a first walking device and a second walking device. The first walking device comprises a walking support 4 and walking wheels 5, the walking wheels 5 are 4, and every two walking devices are distributed at intervals and are in running fit with the walking support 4. The second walking device and the first walking device are identical in structure, and both the second walking device and the first walking device are detachably and fixedly connected with the outer wall of the ball ring 3 through the telescopic rod, and the first walking device and the second walking device are symmetrically distributed.
As shown in fig. 2, the hardness detecting device includes a richter hardness meter 6, a detecting bracket 7, and a trigger assembly. The detection bracket 7 is of an E-shaped structure and is provided with an upper end part, a middle end part and a lower end part, and the detection bracket 7 is rotatably connected with the bending structure of the operating rod 1. The Leeb hardness tester 6 is fixedly connected with the lower end part of the detection bracket 7. Trigger assembly includes first electro-magnet 8 and second electro-magnet 9, and first electro-magnet 8 includes first magnetosphere, first magnetic core and spring, and first magnetosphere and second magnetic core coaxial distribution just the cooperation of sliding, and the top of first magnetic core is passed through the spring and is connected with first magnetosphere. The second electromagnet 9 has the same structure as the first electromagnet 8, and has a second magnetic coil and a second magnetic core. The first electromagnet 8 is arranged at the middle end part of the detection support 7, the first magnetic ring is fixedly connected with the middle end part of the detection support 7, and the first magnetic core is connected with a loading sleeve of the Richter hardness tester 6 through a connecting rod. After the first electromagnet 8 is electrified, the first magnetic core moves downwards under the action of magnetic force to drive the loading sleeve of the Leeb hardness tester 6 to move downwards. When the first electromagnet 8 is powered off, the first magnetic core resets under the action of the spring tension to drive the loading sleeve to move upwards. The second electromagnet 9 is arranged on the upper end part of the detection support 7, the second magnetic ring is fixedly connected with the detection support 7, and the second magnetic core and the Richter hardness tester 6 are coaxial and distributed at intervals. When the second electromagnet is electrified, the second magnetic core moves downwards under the action of magnetic force to trigger the switch of the Leeb hardness tester 6, and when the second electromagnet is powered off, the second magnetic core resets under the tension of the spring to release the switch of the Leeb hardness tester 6. The first switch on the operating lever 1 is electrically connected with the first electromagnet 8 and used for controlling the first electromagnet to be electrified. The second switch is electrically connected with the second electromagnet 9 and used for controlling the second electromagnet to be electrified.
The front end of the control rod 1 is also provided with an image acquisition device which comprises a camera 10 and a photographic bracket 11, one end of the photographic bracket is fixedly connected with the front end of the control rod 1, and the other end of the photographic bracket is fixedly connected with the camera.
According to the utility model discloses inside hardness detection device of pipeline observes the inside situation of pipeline through the camera, when the inside hardness detection device of pipeline reachs the pipeline part of awaiting measuring, as shown in fig. 3, closely laminates with the lower part of richter sclerometer 6 and the region of awaiting measuring through rotation control pole 1. As shown in fig. 4, when the first switch is pressed, the first magnetic core drives the loading sleeve to move downwards to realize loading. As shown in fig. 5, releasing the first switch is done with the richter preload. As shown in fig. 6, pressing the second switch, the second core moves downward to trigger the switch of the richter hardness tester 6, releasing the impact head, and completing the test.
The present embodiment is not intended to limit the shape, material, structure, etc. of the present invention in any form, and all of the technical matters of the present invention belong to the protection scope of the present invention to any simple modifications, equivalent changes and modifications made by the above embodiments.
In the description of the present invention, it should be understood that the terms "center", "longitudinal", "lateral", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", etc. indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, but do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the scope of the present invention.
If the terms "first," "second," etc. are used herein to define parts, those skilled in the art will recognize that: the use of "first" and "second" is merely for convenience in describing the invention and to simplify the description, and the words are not intended to have a special meaning unless otherwise stated.
Finally, it should be noted that: the above embodiments are only used to illustrate the technical solution of the present invention, and not to limit it; although the present invention has been described in detail with reference to the foregoing embodiments, it should be understood by those skilled in the art that: it is to be understood that modifications may be made to the above-described arrangements in the embodiments or equivalents may be substituted for some of the features of the embodiments, but such modifications or substitutions do not depart from the spirit and scope of the present invention.
Claims (7)
1. A device for detecting the internal hardness of a pipeline is characterized by comprising:
the operating rod is provided with a front end and a rear end, and a switch is arranged at the rear end of the operating rod;
the universal device is sleeved on the operating rod;
the walking device is connected with the universal device;
and the hardness detection device is rotatably connected to the front end of the operating rod and is electrically connected with the switch through an electric wire.
2. The device for detecting the hardness of the interior of the pipeline according to claim 1, wherein the universal device comprises a ball ring and a steering ball, the steering ball is sleeved on the operating rod, and the ball ring is sleeved on the steering ball and is in running fit with the steering ball.
3. The device for detecting the hardness in the pipeline according to claim 2, wherein the traveling device comprises a first traveling device and a second traveling device, the first traveling device comprises a traveling bracket and traveling wheels, the traveling wheels are rotatably connected to the traveling bracket, the traveling bracket is connected to the ball ring, the first traveling device and the second traveling device have the same structure, and the first traveling device and the second traveling device are symmetrically distributed relative to the center of the steering ball.
4. The device for detecting the hardness of the interior of the pipeline according to claim 3, wherein a telescopic rod is arranged between the walking bracket and the steering ball, and the telescopic rod is detachably connected with the ball ring.
5. The device for detecting the hardness of the interior of the pipeline according to claim 1, wherein the hardness detection device comprises a Leeb hardness meter, a detection bracket and a trigger assembly, the detection bracket is rotatably connected with the front end of the operating rod, the Leeb hardness meter is connected with the detection bracket, the trigger assembly is arranged on the detection bracket and electrically connected with the switch, and the trigger assembly is used for triggering the switch of the Leeb hardness meter.
6. The device for detecting the hardness in the pipeline according to claim 5, wherein the trigger assembly comprises a first electromagnet and a second electromagnet, the first electromagnet is provided with a first magnetic ring and a first magnetic core, the first magnetic core is in sliding fit with the first magnetic ring, the end portion of the first magnetic core is connected with the first magnetic ring through a spring, the first magnetic ring is fixedly connected with the detection support, the first magnetic core is connected with a loading sleeve of the Richter hardness tester through a connecting rod, the second electromagnet is identical to the first electromagnet in structure and is provided with a second magnetic ring and a second magnetic core, the second magnetic ring is connected with the detection support, and the second magnetic cores are distributed with the Richter hardness tester at intervals.
7. The device for detecting the hardness in the pipeline according to claim 1, wherein an image acquisition device is further provided, the image acquisition device comprises a camera bracket and a camera, one end of the camera bracket is connected with the front end of the operating rod, and the camera is connected to the other end of the camera bracket and is spaced from the hardness detection device.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221004080.4U CN217359439U (en) | 2022-04-28 | 2022-04-28 | Device for detecting hardness inside pipeline |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221004080.4U CN217359439U (en) | 2022-04-28 | 2022-04-28 | Device for detecting hardness inside pipeline |
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| CN217359439U true CN217359439U (en) | 2022-09-02 |
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| CN202221004080.4U Active CN217359439U (en) | 2022-04-28 | 2022-04-28 | Device for detecting hardness inside pipeline |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116026714A (en) * | 2023-03-28 | 2023-04-28 | 中山大学 | Horizontal hole rock hardness measuring device |
| CN117405547A (en) * | 2023-12-14 | 2024-01-16 | 武汉理工大学 | Bearing bush inner surface abrasion loss measuring method and indentation applying device |
-
2022
- 2022-04-28 CN CN202221004080.4U patent/CN217359439U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116026714A (en) * | 2023-03-28 | 2023-04-28 | 中山大学 | Horizontal hole rock hardness measuring device |
| CN117405547A (en) * | 2023-12-14 | 2024-01-16 | 武汉理工大学 | Bearing bush inner surface abrasion loss measuring method and indentation applying device |
| CN117405547B (en) * | 2023-12-14 | 2024-03-15 | 武汉理工大学 | Indentation applying device |
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