Pipeline detector probe floating frame mechanism

Abstract

The utility model relates to a probe floating frame mechanism of a pipeline detector, and relates to the technical field of pipeline detectors. The floating frame comprises a floating frame body, three moving wheels are rotatably arranged on the circumferential side of the floating frame body, a fixing plate is fixedly connected to one side of the floating frame body, three mounting grooves are formed in the circumferential side of the floating frame body, and mounting frames are slidably connected between the side walls of the three mounting grooves. The three moving wheels are rotationally connected between the side walls of the three mounting frames correspondingly, attaching mechanisms are arranged below the three mounting frames correspondingly, each attaching mechanism comprises a circular groove, a second spring, a sliding block and a connecting rod, the circular grooves are formed in the floating frame body, the second springs are fixedly connected to the inner bottom walls of the circular grooves, and the sliding blocks are arranged in the circular grooves. The moving wheels can be better attached to the inner wall of the pipeline and can be adjusted according to the diameter of the pipeline, so that the floating frame body moves more stably, and the detection effect is better.

Description

Technical Field

[0001] The utility model relates to the technical field of pipeline detectors, in particular to a pipeline detector probe floating frame mechanism. Background Art

[0002] The pipeline detector is an instrument used for internal and external inspection of pipelines. It usually detects various types of pipelines: such as municipal pipelines, petrochemical transportation pipelines, water supply pipes, industrial and mining infrastructure pipelines, industrial transportation and storage pipelines, built-in pipelines in living buildings, air conditioning exhaust ventilation pipes, etc. Its function is to make systematic and intuitive detection and judgment on a series of indicators such as pipeline aging, degree of damage, internal blockage, rust damage, and internal structure analysis.

[0003] The pipeline detector probe is generally installed on a floating frame when in use. The floating frame moves in the pipeline, driving the detection probe to move for detection. However, when the floating frame is moving, if the moving wheel is not closely enough to the pipeline, it is easy to cause the floating frame to shake and deviate during movement, affecting the movement stability and detection effect. Utility Model Content

[0004] In view of the deficiencies in the prior art, the purpose of the utility model is to provide a pipeline detector probe floating frame mechanism, wherein the moving wheels of the floating frame can be adjusted and fitted according to the diameter of the inner wall of the pipeline, thereby improving the effect of moving stability.

[0005] The above technical objectives of the utility model are achieved through the following technical solutions:

[0006] A pipeline detector probe floating frame mechanism comprises a floating frame body, three moving wheels are rotatably arranged on the circumferential side of the floating frame body, a fixed plate is fixedly connected to one side of the floating frame body, three mounting grooves are opened on the circumferential side of the floating frame body, mounting frames are slidably connected between the side walls of the three mounting grooves, the three moving wheels are respectively rotatably connected between the side walls of the three mounting frames, a fitting mechanism is arranged below the three mounting frames, each group of the fitting mechanisms comprises a circular groove, a second spring, a slider and a connecting rod, the circular groove is opened in the floating frame body, the second spring is fixedly connected to the inner bottom wall of the circular groove, the slider is fixedly connected to the upper end of the second spring, the connecting rod is fixedly connected to the upper end of the slider, and the connecting rod movably passes through the inner bottom wall of the mounting groove and is fixed to the lower end of the mounting frame.

[0007] By adopting the above technical solution, the fitting mechanism, the floating frame body, the mounting frame, the mounting groove and the moving wheel cooperate and can be adjusted according to the diameter of the pipeline, so that the movement of the floating frame body is more stable.

[0008] In a preferred example, the utility model can be further configured as follows: the circumferential inner wall of the circular groove is provided with two limiting grooves, and the sliding block is slidably connected in the two limiting grooves.

[0009] By adopting the above technical solution, the sliding block and the limiting groove are slidably matched, which can improve the movement stability of the sliding block.

[0010] In a preferred example, the utility model can be further configured as follows: four L-shaped frames are arranged on one side of the fixed plate, and moving blocks are arranged on the other side of the four L-shaped frames through a moving mechanism, and each group of the moving blocks includes a moving groove and a hydraulic cylinder, the moving groove is opened on one side of the moving block, the hydraulic cylinder is fixedly connected to a side wall of the moving groove, and the L-shaped frame is fixedly connected to the output end of the hydraulic cylinder.

[0011] By adopting the above technical solution, the moving mechanism can be adjusted and clamped according to the thickness of the detection head.

[0012] In a preferred example, the utility model can be further configured as follows: a clamping mechanism is provided on one side of the four moving blocks, each group of the clamping mechanisms includes a rectangular groove and a first spring, the rectangular groove is opened on one side of the fixed plate, the first spring is fixedly connected to the inner bottom wall of the rectangular groove, and the moving block is fixedly connected to the upper end of the first spring.

[0013] By adopting the above technical solution, the clamping mechanism can adjust the clamping according to the width of the detection head, which facilitates the installation and disassembly of the detection head.

[0014] In a preferred example, the utility model can be further configured as follows: two limit rods are fixedly connected between the inner top wall and the inner bottom wall of the rectangular groove, and the moving block is slidably connected to the circumferential sides of the two limit rods.

[0015] By adopting the above technical solution, the moving block and the limiting rod are slidably matched, which can improve the moving stability of the moving block.

[0016] In a preferred example, the utility model can be further configured as follows: a plurality of friction grooves are provided on the circumferential sides of the three moving wheels, and a connecting ring is fixedly connected to one side of the floating frame body.

[0017] By adopting the above technical solution, the friction groove can increase the friction between the moving wheel and the inner wall of the pipeline, so that the movement of the floating frame body is more stable.

[0018] In summary, the present invention includes at least one of the following beneficial technical effects:

[0019] 1. A fitting mechanism, a floating frame body, a mounting frame, a mounting groove and a moving wheel are provided. The floating frame body is pushed into the pipeline to drive the floating frame body and the detection probe to move through ropes, etc. When the moving wheel enters the pipeline, the second spring pushes the moving wheel due to its own elastic recovery, so that the moving wheel can fit the inner wall of the pipeline more closely, and can be adjusted according to the diameter of the pipeline, so that the movement of the floating frame body is more stable and the detection effect is better.

[0020] 2. A moving mechanism, a moving block, an L-shaped frame and a clamping mechanism are provided. The four L-shaped frames are pulled upward and downward respectively. The four L-shaped frames drive the moving block to move. The first spring is in a stretched state. The detector probe is placed between the L-shaped frames. The L-shaped frames are released at the same time. The first spring clamps the L-shaped frame due to its own elastic recovery. The hydraulic cylinder is started. The hydraulic cylinder pulls the L-shaped frame to move, so that the moving block and the L-shaped frame are clamped after being adjusted according to the width and thickness of the detection head, which is convenient for installation and disassembly. BRIEF DESCRIPTION OF THE DRAWINGS

[0021] Figure 1 is a stereogram of this embodiment;

[0022] Figure 2 is a three-dimensional cross-sectional view of this embodiment;

[0023] Figure 3 This embodiment Figure 2 A partial enlarged view of the middle A;

[0024] Figure 4 This embodiment Figure 2 A partial enlarged view of point B in the middle.

[0025] In the figure, 1. floating frame body; 2. moving wheel; 3. mounting frame; 4. mounting groove; 5. fixing plate; 6. L-shaped frame; 7. clamping mechanism; 701. rectangular groove; 702. limiting rod; 703. first spring; 8. moving mechanism; 801. moving groove; 802. hydraulic cylinder; 9. fitting mechanism; 901. circular groove; 902. second spring; 903. limiting groove; 904. sliding block; 905. connecting rod; 10. moving block; 11. connecting ring; 12. friction groove. DETAILED DESCRIPTION

[0026] The utility model is further described in detail below in conjunction with the accompanying drawings.

[0027] Example:

[0028] Reference Figure 1-Figure 4The utility model discloses a pipeline detector probe floating frame mechanism, including a floating frame body 1, three moving wheels 2 are rotatably arranged on the circumferential side of the floating frame body 1, a fixed plate 5 is fixedly connected to one side of the floating frame body 1, three mounting grooves 4 are opened on the circumferential side of the floating frame body 1, and mounting frames 3 are slidably connected between the side walls of the three mounting grooves 4. The three moving wheels 2 are respectively rotatably connected between the side walls of the three mounting frames 3, and a fitting mechanism 9 is arranged below the three mounting frames 3. Each group of fitting mechanisms 9 includes a circular groove 901, a second spring 902, a slider 904 and a connecting rod 905. The circular groove 901 is opened on the floating frame body, 1, the second spring 902 is fixedly connected to the inner bottom wall of the circular groove 901, the slider 904 is fixedly connected to the upper end of the second spring 902, the connecting rod 905 is fixedly connected to the upper end of the slider 904, and the connecting rod 905 movably penetrates the inner bottom wall of the mounting groove 4 and is fixed to the lower end of the mounting frame 3, the floating frame body 1 is pushed into the pipeline, and the floating frame body 1 and the detection probe are driven to move by ropes, etc. When the moving wheel 2 enters the pipeline, the second spring 902 pushes the moving wheel 2 due to its own elastic recovery, so that the moving wheel 2 can be more closely attached to the inner wall of the pipeline, and can be adjusted according to the diameter of the pipeline, so that the movement of the floating frame body 1 is more stable.

[0029] Two limiting grooves 903 are formed on the circumferential inner wall of the circular groove 901 , and the slider 904 is slidably connected in the two limiting grooves 903 . The sliding block 904 and the limiting grooves 903 are slidably matched, which can improve the movement stability of the slider 904 .

[0030] Four L-shaped frames 6 are arranged on one side of the fixed plate 5, and moving blocks 10 are arranged on the other side of the four L-shaped frames 6 through a moving mechanism 8. Each group of moving blocks 10 includes a moving groove 801 and a hydraulic cylinder 802. The moving groove 801 is opened on one side of the moving block 10, and the hydraulic cylinder 802 is fixedly connected to a side wall of the moving groove 801. The L-shaped frame 6 is fixedly connected to the output end of the hydraulic cylinder 802. The moving mechanism 8 can be adjusted and clamped according to the thickness of the detection head.

[0031] A clamping mechanism 7 is provided on one side of the four moving blocks 10, and each group of the clamping mechanisms 7 includes a rectangular groove 701 and a first spring 703. The rectangular groove 701 is opened on one side of the fixed plate 5, and the first spring 703 is fixedly connected to the inner bottom wall of the rectangular groove 701. The moving block 10 is fixedly connected to the upper end of the first spring 703. Two limit rods 702 are fixedly connected between the inner top wall and the inner bottom wall of the rectangular groove 701. The moving block 10 is slidably connected to the circumferential side of the two limit rods 702. The moving block 10 and the limit rod 702 slide together. The moving stability of the moving block 10 can be improved by pulling the four L-shaped frames 6 upward and downward respectively. The four L-shaped frames 6 drive the moving block 10 to move. The first spring 703 is in a stretched state. The detector probe is placed between the L-shaped frames 6. The L-shaped frames 6 are released at the same time. The first spring 703 clamps the L-shaped frames 6 due to its own elastic recovery. The hydraulic cylinder 802 is started. The hydraulic cylinder 802 pulls the L-shaped frame 6 to move, so that the moving block 10 and the L-shaped frame 6 are clamped after being adjusted according to the width and thickness of the detection head, which is convenient for installation and disassembly.

[0032] A plurality of friction grooves 12 are provided on the circumferential sides of the three moving wheels 2. A connecting ring 11 is fixedly connected to one side of the floating frame body 1. The friction grooves 12 can increase the friction between the moving wheels 2 and the inner wall of the pipeline, making the movement of the floating frame body 1 more stable.

[0033] The implementation principle of the above embodiment is: the floating frame body 1 is pushed into the pipeline to drive the floating frame body 1 and the detection probe to move through ropes, etc. When the moving wheel 2 enters the pipeline, the second spring 902 pushes the moving wheel 2 due to its own elastic recovery, so that the moving wheel 2 can fit the inner wall of the pipeline more closely and can be adjusted according to the diameter of the pipeline, so that the movement of the floating frame body 1 is more stable.

[0034] The contents not described in detail in this specification belong to the prior art known to professional and technical personnel in this field.

[0035] The embodiments of this specific implementation method are all preferred embodiments of the utility model, and are not intended to limit the protection scope of the utility model. Therefore, all equivalent changes made based on the structure, shape, and principle of the utility model should be included in the protection scope of the utility model.

Claims

1. A pipeline detector probe floating frame mechanism, comprising a floating frame body (1), characterized in that: The floating frame body (1) is rotatably provided with three moving wheels (2) on its circumferential side, a fixed plate (5) is fixedly connected to one side of the floating frame body (1), three mounting grooves (4) are provided on the circumferential side of the floating frame body (1), and mounting frames (3) are slidably connected between the side walls of the three mounting grooves (4), the three moving wheels (2) are rotatably connected between the side walls of the three mounting frames (3), and a fitting mechanism (9) is provided below the three mounting frames (3), and each group of the fitting mechanisms (9) includes A circular groove (901), a second spring (902), a slider (904) and a connecting rod (905), wherein the circular groove (901) is opened in the floating frame body (1), the second spring (902) is fixedly connected to the inner bottom wall of the circular groove (901), the slider (904) is fixedly connected to the upper end of the second spring (902), the connecting rod (905) is fixedly connected to the upper end of the slider (904), and the connecting rod (905) movably passes through the inner bottom wall of the mounting groove (4) and is fixed to the lower end of the mounting frame (3).

2. A pipeline detector probe floating frame mechanism according to claim 1, characterized in that: The circumferential inner wall of the circular groove (901) is provided with two limiting grooves (903), and the sliding block (904) is slidably connected in the two limiting grooves (903).

3. The pipeline detector probe floating frame mechanism according to claim 1, characterized in that: Four L-shaped frames (6) are arranged on one side of the fixed plate (5); a moving block (10) is arranged on the other side of each of the four L-shaped frames (6) via a moving mechanism (8); each group of the moving blocks (10) comprises a moving groove (801) and a hydraulic cylinder (802); the moving groove (801) is opened on one side of the moving block (10); the hydraulic cylinder (802) is fixedly connected to a side wall of the moving groove (801); and the L-shaped frame (6) is fixedly connected to an output end of the hydraulic cylinder (802).

4. A pipeline detector probe floating frame mechanism according to claim 3, characterized in that: A clamping mechanism (7) is provided on one side of the four moving blocks (10), and each group of the clamping mechanisms (7) comprises a rectangular groove (701) and a first spring (703), the rectangular groove (701) is opened on one side of the fixed plate (5), the first spring (703) is fixedly connected to the inner bottom wall of the rectangular groove (701), and the moving block (10) is fixedly connected to the upper end of the first spring (703).

5. The pipeline detector probe floating frame mechanism according to claim 4, characterized in that: Two limiting rods (702) are fixedly connected between the inner top wall and the inner bottom wall of the rectangular groove (701), and the moving block (10) is slidably connected to the circumferential sides of the two limiting rods (702).

6. The pipeline detector probe floating frame mechanism according to claim 1, characterized in that: A plurality of friction grooves (12) are provided on the circumferential sides of the three moving wheels (2), and a connecting ring (11) is fixedly connected to one side of the floating frame body (1).

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