CN218766547U

CN218766547U - Buried pipeline corrosion area detection device

Info

Publication number: CN218766547U
Application number: CN202223069996.0U
Authority: CN
Inventors: 周晓锋; 张秀婷
Original assignee: Hangzhou Cheng'an Engineering Testing Technology Co ltd
Current assignee: Hangzhou Cheng'an Engineering Testing Technology Co ltd
Priority date: 2022-11-18
Filing date: 2022-11-18
Publication date: 2023-03-28
Anticipated expiration: 2032-11-18

Abstract

The utility model relates to a buried pipeline corrosion area detection device, which comprises a workbench, wherein a first fixed column is fixedly arranged on the workbench, and an upper fixed ring is fixedly arranged on the first fixed column; the sliding chute is fixedly arranged on the workbench, is close to one side of the first fixing column, and is provided with a threaded structure in a sliding manner; a worm is installed on one side of the first gear, a push-pull connecting rod is fixedly installed at one end, close to the first gear, of the worm, the other end of the push-pull connecting rod is fixedly installed on a supporting rod, and a lower fixing ring is fixedly installed on the supporting rod; the upper fixing ring and the lower fixing ring designed by the device can effectively protect the pipeline from being damaged during inspection, and the lower fixing ring can change the position according to the position and the diameter of the detected pipeline by the installed push-pull connecting rod, so that the detection difficulty is reduced; the detection probe arranged on the second rack plate is matched with the corrosion detector, so that a detector can know the corrosion condition inside the pipeline more clearly.

Description

Buried pipeline corrosion area detection device

Technical Field

The utility model relates to a pipeline anticorrosive coating detects technical field, specifically is a buried pipeline corrosion zone detection device.

Background

Sewage pipelines, natural gas pipelines and the like which are commonly used in production and life are buried underground, so that the environment can be tidier, but most of the buried pipelines are made of metal materials and can be corroded by various substances in soil, and the buried pipelines need to be maintained after a period of time; at present, the metal pipeline is mostly covered by an outer anticorrosive coating for anticorrosive treatment, but because the underground environment is complex, the inner wall of the pipeline can be corroded, and therefore, the corrosion detection of the inside of the pipeline needs to be carried out regularly.

The invention of the published application publication No. CN 112229791A is provided with a corrosion detection processor and a detection probe, and can effectively detect and observe the corrosion condition inside the metal pipeline.

The invention has certain defects that the buried metal pipelines have complex structures and different sizes, and the diameters and the positions of the pipelines cannot be adjusted when different pipelines are maintained.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a buried pipeline corrodes regional detection device to solve the problem that proposes in the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme:

a buried pipeline corrosion area detection device comprises a workbench, wherein a first fixing column is fixedly installed on the workbench, and an upper fixing ring is fixedly installed on the first fixing column;

the sliding chute is fixedly arranged on the workbench, is close to one side of the first fixing column, and is provided with a threaded structure in a sliding manner;

the worm is installed on one side of the first gear, the push-pull connecting rod is fixedly installed at one end, close to the first gear, of the worm, the other end of the push-pull connecting rod is fixedly installed on the supporting rod, and the lower fixing ring is fixedly installed on the supporting rod.

As a further aspect of the present invention: the thread structure comprises a knob, a lead screw and a first rack plate;

first rack board slidable mounting is on the spout, the lead screw rotates to be installed at first rack board, pass through bellying fixed connection between lead screw and the workstation, and there is the knob at lead screw one end fixed mounting.

As the utility model discloses further scheme again: the worm penetrates through the limiting column, the limiting column is fixedly arranged on the workbench, and the limiting column is attached to the supporting rod;

one end of the worm with threads is provided with a worm wheel, and the worm wheel is fixed with the pulley transmission mechanism.

As the utility model discloses further scheme again: the pulley transmission mechanism comprises a first pulley, a second pulley and a belt;

the first pulley is fixedly installed with the worm wheel, the second pulley is rotatably connected with the first pulley through a belt, and the second pulley is fixedly connected with the second gear.

As the utility model discloses further scheme again: the second gear and the second pulley are fixedly connected through a rotating shaft, a second rack plate is arranged above the second gear, a fixing plate is arranged on the second rack plate in a sliding mode, a second fixing column is fixedly mounted on the fixing plate, and the other end of the second fixing column is fixedly mounted on the workbench.

As a further aspect of the present invention: one end of the second rack plate close to the fixing ring is fixedly provided with a detection probe, and the detection probe can rotate the lens as required;

and a corrosion detector is fixedly arranged on the workbench and used for detecting the corrosion condition in the pipeline.

Compared with the prior art, the beneficial effects of the utility model are that: the utility model has novel design, the upper fixing ring and the lower fixing ring designed by the device can effectively protect the pipeline from being damaged during the inspection, and the lower fixing ring can change the position according to the position and the diameter of the pipeline to be detected by the installed push-pull connecting rod, thereby reducing the detection difficulty; the detection probe arranged on the second rack plate is matched with the corrosion detector, so that a detector can know the corrosion condition inside the pipeline more clearly.

Drawings

FIG. 1 is a schematic structural diagram of an embodiment of a buried pipeline corrosion area detection device.

Fig. 2 is a schematic structural diagram of another angle of an embodiment of a buried pipeline corrosion area detection device.

FIG. 3 is a schematic diagram of the matching relationship among the thread structure, the first gear and the push-pull connecting rod in one embodiment of the buried pipeline corrosion area detection device.

FIG. 4 is a schematic diagram of the fit relationship between the worm gear and the pulley transmission mechanism in an embodiment of the buried pipeline corrosion area detection device

FIG. 5 is a schematic diagram of the relationship between the pulley transmission mechanism and the second gear and the second rack plate in one embodiment of the buried pipeline corrosion area detection device

In the figure: 1. a work table; 2. a knob; 3. a screw rod; 4. a first rack plate; 5. a first gear; 6. a push-pull connecting rod; 7. a support bar; 8. a limiting post; 9. a lower fixing ring; 10. an upper fixing ring; 11. a pipeline; 12. a first fixed column; 13. a worm; 14. a worm gear; 15. a first pulley; 16. a second pulley; 17. a belt; 18. a second gear; 19. a second rack plate; 20. a fixing plate; 21. a second fixed column; 22. a corrosion detector; 23. a chute; 24. and (6) detecting the probe.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

In addition, an element of the present invention may be said to be "secured to" or "disposed on" another element, either directly on the other element or with intervening elements present. When an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present. The terms "vertical," "horizontal," "left," "right," and the like as used herein are for illustrative purposes only and do not represent the only embodiments.

Referring to fig. 1-5, in an embodiment of the present invention, an apparatus for detecting a corrosion area of a buried pipeline includes: the device comprises a workbench 1, wherein a first fixing column 12 is fixedly mounted on the workbench 1, and an upper fixing ring 10 is fixedly mounted on the first fixing column 12;

the sliding chute 23 is fixedly installed on the workbench 1, is close to one side of the first fixing column 12, and is provided with a threaded structure in a sliding manner;

the worm gear mechanism comprises a first gear 5, wherein a worm 13 is installed on one side of the first gear 5, a push-pull connecting rod 6 is fixedly installed at one end, close to the first gear 5, of the worm 13, the other end of the push-pull connecting rod 6 is fixedly installed on a supporting rod 7, and a lower fixing ring 9 is fixedly installed on the supporting rod 7.

The thread structure comprises a knob 2, a screw rod 3 and a first rack plate 4;

first rack plate 4 slidable mounting is on spout 23, lead screw 3 rotates and installs at first rack plate 4, through bellying fixed connection between lead screw 3 and the

workstation

1, and 3 one end fixed mounting of lead screw has knob 2.

Specifically, when the knob 2 is rotated, the lead screw 3 fixed to the table 1 is rotated to horizontally move the first rack plate 4 slidably mounted on the slide groove 23; when the first rack plate 4 moves towards the direction of the knob 2 on the sliding groove 23, the first gear 5 rotates clockwise, the push-pull connecting rod 6 moves in the same direction at the moment, an oblique upward thrust is applied to the supporting rod 7, the supporting rod 7 is restricted by the limiting column 8 and can only move in the vertical direction, and therefore the supporting rod 7 and the lower fixing ring 9 fixedly installed on the supporting rod 7 ascend;

when the first rack plate 4 moves towards the direction far away from the knob 2 on the sliding groove 23, the first gear 5 rotates anticlockwise, the push-pull connecting rod 6 moves in the same direction, the supporting rod 7 has a downward oblique pulling force, the supporting rod 7 is restricted by the limiting column 8 and can only move in the vertical direction, and therefore the supporting rod 7 and the lower fixing ring 9 fixedly installed on the supporting rod 7 descend.

The worm 13 penetrates through the limiting column 8, the limiting column 8 is fixedly arranged on the workbench 1, and the limiting column 8 is attached to the supporting rod 7;

and a worm wheel 14 is arranged at one end of the thread of the worm 13, and the worm wheel 14 is fixed with the pulley transmission mechanism.

The pulley transmission mechanism comprises a first pulley 15, a second pulley 16 and a belt 17;

the first pulley 15 and the worm wheel 14 are fixedly installed, the second pulley 16 is rotatably connected with the first pulley 15 through a belt 17, and the second pulley 16 is fixedly connected with the second gear 18.

Specifically, when the first gear 5 rotates clockwise, the worm 13 also rotates clockwise to drive the worm wheel 14 to move clockwise, the first pulley 15 and the worm wheel 14 are fixedly installed to rotate at the same angular velocity, the belt 17 is connected with the first pulley 15 and the second pulley 16, the diameter of the second pulley 16 is only half of that of the first pulley 15, so that the first pulley 15 rotates one turn, and the second pulley 16 rotates two turns.

Second gear 18 and second pulley 16 are through pivot fixed connection second gear 18 top is provided with second rack plate 19, it is provided with fixed plate 20 to slide on the second rack plate 19, fixed mounting has second fixed column 21 on the fixed plate 20, just second fixed column 21 other end fixed mounting is on workstation 1.

One end of the second rack plate 19 close to the fixing ring is fixedly provided with a detection probe 24, and the detection probe 24 can rotate the lens as required;

a corrosion detector 22 is fixedly installed on the workbench 1, and the corrosion detector 22 is used for detecting the corrosion condition in the pipeline.

Specifically, when the second gear 18 rotates clockwise, the second rack plate 19 moves towards the pipeline 11, and after the detection probe 24 on the second rack plate 19 enters the interior of the pipeline 11, the corrosion detector 22 is turned on to detect the corrosion condition of the pipeline 11;

when the inspection is completed, the second gear 18 is rotated counterclockwise, and the second rack 19 is moved away from the pipe 11 until the inspection probe 24 is removed from the pipe 11, and the corrosion detector 22 is turned off.

It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.

Claims

1. The buried pipeline corrosion area detection device is characterized by comprising a workbench (1), wherein a first fixing column (12) is fixedly installed on the workbench (1), and an upper fixing ring (10) is fixedly installed on the first fixing column (12);

the sliding chute (23) is fixedly arranged on the workbench (1) and close to one side of the first fixing column (12), and a threaded structure is arranged on the sliding chute (23) in a sliding manner;

the gear mechanism comprises a first gear (5), wherein a worm (13) is installed on one side of the first gear (5), a push-pull connecting rod (6) is fixedly installed at one end, close to the first gear (5), of the worm (13), the other end of the push-pull connecting rod (6) is fixedly installed on a supporting rod (7), and a lower fixing ring (9) is fixedly installed on the supporting rod (7).

2. A buried pipeline corrosion area detection device according to claim 1, wherein the threaded structure comprises a knob (2), a lead screw (3) and a first rack plate (4);

first rack plate (4) slidable mounting is on spout (23), lead screw (3) are rotated and are installed at first rack plate (4), through bellying fixed connection between lead screw (3) and workstation (1), and have knob (2) at lead screw (3) one end fixed mounting.

3. The buried pipeline corrosion area detection device according to claim 1, wherein the worm (13) penetrates through a limiting column (8), the limiting column (8) is fixedly installed on the workbench (1), and the limiting column (8) is attached to the support rod (7);

one end of the worm (13) with the thread is provided with a worm wheel (14), and the worm wheel (14) is fixed with the pulley transmission mechanism.

4. A buried pipeline corrosion area detection apparatus according to claim 3, wherein the pulley transmission mechanism comprises a first pulley (15), a second pulley (16) and a belt (17);

the first pulley (15) and the worm wheel (14) are fixedly installed, the second pulley (16) is rotatably connected with the first pulley (15) through a belt (17), and the second pulley (16) is fixedly connected with the second gear (18).

5. The buried pipeline corrosion area detection device according to claim 4, wherein the second gear (18) is fixedly connected with the second pulley (16) through a rotating shaft, a second rack plate (19) is arranged above the second gear (18), a fixing plate (20) is arranged on the second rack plate (19) in a sliding mode, a second fixing column (21) is fixedly installed on the fixing plate (20), and the other end of the second fixing column (21) is fixedly installed on the workbench (1).

6. The buried pipeline corrosion area detection device according to claim 5, characterized in that one end of the second rack plate (19) close to the fixing ring is fixedly provided with a detection probe (24), and the detection probe (24) can rotate a lens as required;

the corrosion detection device is characterized in that a corrosion detector (22) is fixedly mounted on the workbench (1), and the corrosion detector (22) is used for detecting the corrosion condition in the pipeline.