CN218327051U

CN218327051U - Probe clamping structure of water-cooled wall crawling detection robot

Info

Publication number: CN218327051U
Application number: CN202222288942.7U
Authority: CN
Inventors: 刘容超; 邢涛; 郭瑞
Original assignee: Beijing Hangu Precision Instrument Co ltd
Current assignee: Beijing Hangu Precision Instrument Co ltd
Priority date: 2022-08-30
Filing date: 2022-08-30
Publication date: 2023-01-17
Anticipated expiration: 2032-08-30

Abstract

The utility model discloses a water-cooling wall crawls inspection robot and pops one's head in clamping structure, including L shape support, flange connection dish is installed at the top of L shape support, the through-hole has been seted up to the bottom symmetry of L shape support, the inside sliding connection of through-hole has the slide bar, and two the bottom both sides at the ejector pin are fixed on the top of slide bar, the tail end of slide bar is fixed on the wheel pole, the both ends of wheel pole are fixed with the removal wheel, the spring of connecting L shape support and ejector pin has been cup jointed on the slide bar, the bottom center department of wheel pole installs the probe setting element, the bottom of probe setting element flushes with the minimum that removes the wheel. The utility model discloses under the reverse effort of spring, make thickness measurement probe and boiler water-cooling wall in close contact with to when the protruding position of boiler water-cooling wall outer wall is touched to the thickness measurement probe, the slide bar avoids thickness measurement probe striking to damage in the inside upward movement of through-hole, effectively promotes the security of using.

Description

Probe clamping structure of water-cooled wall crawling detection robot

Technical Field

The utility model relates to a water-cooling wall inspection robot accessory technical field that crawls specifically is water-cooling wall inspection robot probe clamping structure that crawls.

Background

The water wall crawling robot can replace manual work to detect the water wall, adopts a permanent magnet technology to adsorb on the water wall, can move on the water wall, and finishes functions of flushing, coke cleaning, detection of the appearance of the tube bank, automatic detection of the wall thickness of the tube bank, positioning of defects and the like of the floating ash of the tube bank on the water wall through real-time high-definition videos.

Take boiler water wall structure as an example: most boiler water walls adopt a membrane type structure, namely: the water cooling wall is an airtight structure formed by welding pipes and fins to form the water cooling wall. The water-cooled wall is complex in manufacturing process, is influenced by high-temperature corrosion in a furnace, coal dust scouring and abrasion and the like after being put into operation, has the conditions of thinning, cracks and the like, can also cause accidents such as pipe expansion, pipe explosion and the like, and needs to be checked frequently. The water-cooled wall crawling robot automatically detects the thickness of the boiler water-cooled wall through the installed thickness measuring probe.

Chinese patent CN215810760U discloses a water wall detection robot, which includes: a robot body that moves over the tube bank structure; the detection module, the detection module sets up on the robot body, be used for detecting the bank of tubes structure, the detection module still contains: the thickness measuring probes 23 are movably connected with the robot body 1 and used for detecting the thickness of the tube bank structure 4, detecting items are added, and detection of the tube bank structure 4 is improved. However, the thickness measuring probe in the patent does not have an elastic buffering effect, the thickness measuring probe cannot be in close contact with a boiler water wall, thickness measuring precision is affected, and the thickness measuring probe is easy to impact and damage when the thickness measuring probe meets the bulge of the outer wall of the boiler water wall. Therefore, it is necessary to design a probe clamping structure of a water wall crawling detection robot.

SUMMERY OF THE UTILITY MODEL

To the above situation, for overcoming prior art's defect, the utility model provides a water-cooling wall crawls inspection robot and pops one's head in clamping structure makes thickness measurement probe and boiler water-cooling wall in close contact with under the reverse effort of spring to when the protruding position of boiler water-cooling wall outer wall is touched to the thickness measurement probe, the slide bar is at the inside upward movement of through-hole, avoids thickness measurement probe striking to damage, effectively promotes the security of using.

In order to achieve the above object, the utility model provides a following technical scheme: water-cooling wall creep detection robot probe clamping structure, including L shape support, flange connection dish is installed at the top of L shape support, the through-hole has been seted up to the bottom symmetry of L shape support, the inside sliding connection of through-hole has the slide bar, and two the bottom both sides at the ejector pin are fixed on the top of slide bar, the tail end of slide bar is fixed on the wheel pole, the both ends of wheel pole are fixed with the removal wheel, the spring of connecting L shape support and ejector pin has been cup jointed on the slide bar, the bottom center department of wheel pole installs the probe setting element, the bottom of probe setting element flushes with the minimum that removes the wheel.

Preferably, the inner wall of the L-shaped support is fixed with a sliding rail, the sliding rail is connected with a sliding block in a sliding mode, and the sliding block is fixed at the center of the ejector rod.

Preferably, the probe positioning part comprises a wire passing hole, a probe mounting box, a lower limiting bulge, an internal thread seat, an external thread rotating rod, a pressing plate and a limiting arm;

the utility model discloses a probe mounting box, including probe mounting box, line hole, limiting arm, press plate, internal wall swing joint, the bottom center department at the wheel pole is fixed to the probe mounting box, the line hole has been seted up at the top center department of probe mounting box, bottom one side of probe mounting box is provided with the spacing hole in bottom of the probe of thickness measurement and joins in marriage and the lower spacing arch of use, the side of probe mounting box is provided with the internal thread seat, the inside of internal thread seat connects soon and is fixed with the external screw thread swing rod, the bottom of external screw thread swing rod has connect soon the clamp plate, the inner wall swing joint of spacing arm and probe mounting box is passed through to the inner wall both sides of clamp plate.

Preferably, two ends of the limiting arm are respectively connected with the inner wall of the probe mounting box and the pressing plate through hinges.

Preferably, a silica gel pad is fixedly bonded to the top of the pressure plate.

The beneficial effects of the utility model are that:

1. under the reverse acting force of the spring, the thickness measuring probe is in close contact with the boiler water wall, and when the thickness measuring probe touches the convex part of the outer wall of the boiler water wall, the sliding rod moves upwards in the through hole, so that the thickness measuring probe is prevented from being damaged by impact, and the use safety is effectively improved;

2. the up-and-down movement of the ejector rod is limited by the arranged slide block and the slide rail, so that the movement stability of the ejector rod is improved;

3. insert the thickness measuring probe to the inside of probe mounting box, make the spacing hole joint of thickness measuring probe bottom to down on spacing arch, rotate the external screw thread swing arm after that, under the limiting displacement of spacing arm, make the clamp plate top on the outer wall of thickness measuring probe, can accurate installation thickness measuring probe, and the installation is dismantled conveniently.

Drawings

The accompanying drawings are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention, and together with the description serve to explain the invention and not to limit the invention. In the drawings:

FIG. 1 is a schematic view of the overall left side plan structure of the present invention;

FIG. 2 is a schematic view of the front view plane structure of the sliding bar region of the present invention;

FIG. 3 is a schematic cross-sectional plan view of the probe positioning member of the present invention;

reference numbers in the figures: 1. an L-shaped bracket; 2. a flange connecting plate; 3. a through hole; 4. a slide bar; 5. a top rod; 6. a spring; 7. a moving wheel; 8. a slider; 9. a slide rail; 10. a wheel lever; 11. a probe positioning member; 12. a wire passing hole; 13. a probe mounting box; 14. a lower limiting bulge; 15. an internal thread seat; 16. an external thread screw rod; 17. pressing a plate; 18. a silica gel pad; 19. and a limiting arm.

Detailed Description

In the following, only certain exemplary embodiments are briefly described. As those skilled in the art would realize, the described embodiments may be modified in various different ways, all without departing from the spirit or scope of the present invention. Accordingly, the drawings and description are to be regarded as illustrative in nature, and not as restrictive.

In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like indicate orientations or positional relationships based on orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first", "second", "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature.

The technical solution of the present invention will be clearly and completely described with reference to the accompanying drawings.

Example one

Given by fig. 1 and fig. 2, the utility model provides the following technical solutions: a probe clamping structure of a water-cooled wall crawling detection robot comprises an L-shaped support 1, flange connecting discs 2 are installed at the top of the L-shaped support 1, through holes 3 are symmetrically formed in the bottom of the L-shaped support 1, sliding rods 4 are slidably connected inside the through holes 3, the top ends of the two sliding rods 4 are fixed to two sides of the bottom of an ejector rod 5, the tail ends of the sliding rods 4 are fixed to a wheel rod 10, moving wheels 7 are fixed to two ends of the wheel rod 10, springs 6 for connecting the L-shaped support 1 and the ejector rod 5 are sleeved on the sliding rods 4, a probe positioning piece 11 is installed at the center of the bottom of the wheel rod 10, the bottom of the probe positioning piece 11 is flush with the lowest point of the moving wheels 7, a thickness measuring probe is fixed inside the probe positioning piece 11, the bottom end of the thickness measuring probe is flush with the bottom end of the probe positioning piece 11, the flange connecting discs 2 are fixed to the side edge of the water-cooled wall crawling detection robot, the moving wheels 7 and the thickness measuring probe are in contact with a water-cooled wall of a boiler, the spring 6 is in a stretching state, the thickness measuring probe is in a reverse acting force of the spring 6, the thickness measuring probe is in close contact with the water-cooled wall of the boiler, when the water-cooled wall crawling detection robot touches a raised part of the water-cooled wall, the through holes 4, and the safety thickness measuring probe is effectively prevented from being damaged due to be used by the impact of the through holes 3, and the through holes.

Preferably, the inner wall of the L-shaped support 1 is fixed with a slide rail 9, the slide rail 9 is connected with a slide block 8 in a sliding manner, the slide block 8 is fixed at the center of the ejector rod 5, and the slide block 8 and the slide rail 9 are arranged to limit the up-and-down movement of the ejector rod 5 and improve the movement stability of the ejector rod 5.

Example two

Referring to fig. 2 and 3, as another preferred embodiment, the difference from the first embodiment is that the probe positioning member 11 includes a wire passing hole 12, a probe mounting box 13, a lower limiting protrusion 14, an internal thread seat 15, an external thread screw 16, a pressing plate 17 and a limiting arm 19, the probe mounting box 13 is fixed at the center of the bottom of the wheel lever 10, the wire passing hole 12 is formed at the center of the top of the probe mounting box 13, the lower limiting protrusion 14 matched with and used for the thickness measuring probe bottom limiting hole is arranged on one side of the bottom of the probe mounting box 13, the internal thread seat 15 is arranged on the side of the probe mounting box 13, the external thread screw 16 is screwed and fixed inside the internal thread seat 15, the pressing plate 17 is screwed and connected to the bottom of the external thread screw 16, both sides of the inner wall of the pressing plate 17 are movably connected to the inner wall of the probe mounting box 13 through the limiting arm 19, the thickness measuring probe is inserted into the probe mounting box 13, the limiting hole at the bottom of the thickness measuring probe is clamped to the lower limiting protrusion 14, the external thread screw 16 is rotated, the pressing plate 17 is pressed against the outer wall of the thickness measuring probe under the limiting effect of the limiting arm 19, and the probe can be mounted and mounted on the probe.

Preferably, two ends of the limiting arm 19 are respectively connected with the inner wall of the probe mounting box 13 and the pressure plate 17 through hinges.

Preferably, a silica gel pad 18 is fixedly bonded to the top of the pressing plate 17, and the pressing plate 17 is prevented from being in hard contact with the outer wall of the thickness measuring probe through the arranged silica gel pad 18.

The working principle is as follows:

fix the thickness measurement probe in the inside of probe setting element 11, make the bottom of thickness measurement probe flush with the bottom of probe setting element 11, fix flange connection pad 2 at the water-cooling wall side of crawling detection robot again, remove wheel 7 and thickness measurement probe and boiler water-cooling wall contact, make spring 6 be in tensile state, under the reverse acting force of spring 6, make thickness measurement probe and boiler water-cooling wall in close contact with, and when the bellied position of boiler water-cooling wall outer wall was touched to the thickness measurement probe, slide bar 4 is at the inside upward movement of through-hole 3, avoid thickness measurement probe striking to damage, effectively promote the security of using.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described in the foregoing embodiments, or equivalents may be substituted for elements thereof. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. Water-cooled wall crawls inspection robot probe clamping structure, including L shape support (1), flange connection dish (2), its characterized in that are installed to the top of L shape support (1): through-hole (3) have been seted up to the bottom symmetry of L shape support (1), the inside sliding connection of through-hole (3) has slide bar (4), and two the bottom both sides at ejector pin (5) are fixed on the top of slide bar (4), the tail end of slide bar (4) is fixed on wheel pole (10), the both ends of wheel pole (10) are fixed with and remove wheel (7), spring (6) of connecting L shape support (1) and ejector pin (5) have been cup jointed on slide bar (4), the bottom center department of wheel pole (10) installs probe setting element (11), the bottom of probe setting element (11) flushes with the minimum that removes wheel (7).

2. The probe clamping structure of the water-cooled wall crawling detection robot of claim 1, wherein: the inner wall of L shape support (1) is fixed with slide rail (9), sliding connection has slider (8) on slide rail (9), slider (8) are fixed in the center department of ejector pin (5).

3. The probe clamping structure of the water-cooled wall crawling detection robot as claimed in claim 1, wherein: the probe positioning piece (11) comprises a wire passing hole (12), a probe mounting box (13), a lower limiting bulge (14), an internal thread seat (15), an external thread rotary rod (16), a pressing plate (17) and a limiting arm (19);

the bottom center department at wheel pole (10) is fixed in probe mounting box (13), the top center department of probe mounting box (13) has seted up line hole (12), bottom one side of probe mounting box (13) is provided with spacing hole in the bottom of thickness measurement probe and joins in marriage spacing arch (14) down with the use, the side of probe mounting box (13) is provided with internal thread seat (15), the inside of internal thread seat (15) connects soon and is fixed with external screw thread swing arm (16), the bottom of external screw thread swing arm (16) has connect clamp plate (17) soon, the inner wall both sides of clamp plate (17) are through the inner wall swing joint of spacing arm (19) and probe mounting box (13).

4. The probe clamping structure of the water-cooled wall crawling detection robot as claimed in claim 3, wherein: and two ends of the limiting arm (19) are respectively connected with the inner wall of the probe mounting box (13) and the pressing plate (17) through hinges.

5. The probe clamping structure of the water-cooled wall crawling detection robot as claimed in claim 3, wherein: and a silica gel pad (18) is fixedly bonded on the top of the pressing plate (17).