Storage tank outer wall detection device

Abstract

The utility model discloses a storage tank outer wall detection device, which comprises a storage tank main body, fixing rings, a shell and a laser scanner, the fixing rings are uniformly distributed on the outer side of the storage tank main body, one end of the top of each fixing ring is provided with a moving seat, one end of the top of each moving seat is provided with the shell, and the laser scanner is arranged on the shell. A fixing frame is arranged on one side of the shell through a transmission shaft, laser scanners are evenly arranged on the fixing frame through fasteners, annular teeth are arranged at the bottom of a fixing ring, a driving gear is arranged at one end of the bottom of a moving seat, and the driving gear is meshed with the annular teeth. By installing the storage tank main body, the fixed ring, the movable seat, the annular teeth, the driving gear, the first driving motor, the guide wheel and the laser scanner, comprehensive detection of the outer wall of the storage tank main body is realized, a blind area possibly existing in a traditional detection method is avoided, and the detection accuracy and integrity are improved.

Description

TECHNICAL FIELD

[0001] The utility model relates to tank outer wall detection technical field, concretely is a kind of storage tank outer wall detection device. BACKGROUND

[0002] Large dangerous chemical outer floating roof storage tank is a kind of special storage tank for storing flammable, explosive or toxic chemicals, commonly used in petroleum, chemical industry and other industries, and its safety requirement is extremely high, in order to improve the stability, safety and reliability of such storage tank operation, high-fidelity multi-physical field modeling of large dangerous chemical outer floating roof storage tank is needed, so as to study the deformation failure mechanism of large dangerous chemical outer floating roof storage tank under long-term complex load, analyze the influence law of various loads on the deformation failure of storage tank, and predict the deformation trend of storage tank under long-term complex load.

[0003] When high-fidelity multi-physical field modeling of large dangerous chemical outer floating roof storage tank is needed, it is often necessary to be based on the measured data of large dangerous chemical outer floating item storage tank, so as to verify the accuracy of multi-physical field model simulation results, therefore, the detection of such storage tank is needed in the field, for example, the outer wall detection of storage tank, the general detection method is that the detection personnel uses scaffold or basket to move along the tank wall for detection, the safety of high-altitude operation is low, and the accuracy and integrity of detection also exist deficiencies. UTILITY MODEL CONTENTS

[0004] The utility model aims at providing a kind of storage tank outer wall detection device to solve the problems raised in the above background.

[0005] To achieve the above object, the utility model provides the following technical scheme: a kind of storage tank outer wall detection device, including storage tank main body, fixed ring, shell and laser scanner, the outside of the storage tank main body is uniformly distributed with fixed ring, and the top of the fixed ring one end is uniformly provided with moving seat, the top of the moving seat one end is provided with shell, and the shell one side is provided with fixed frame by transmission shaft, the fixed frame is uniformly provided with laser scanner by fastener, the bottom of the fixed ring is provided with annular tooth, the bottom of the moving seat one end is provided with driving gear, and the driving gear is engaged with annular tooth, the top of the moving seat is fixed with first drive motor away from the shell one end, and the output end of the first drive motor is connected with driving gear.

[0006] Preferably, the two ends of the moving seat bottom two sides are provided with guide wheels, and the guide wheels are clamped to the two sides of the fixed ring.

[0007] Preferably, one end of the transmission shaft extends to the inside of the shell, and one end of the transmission shaft is provided with a driven gear.

[0008] Preferably, the bottom end of the shell is provided with a second driving motor, and the output end of the second driving motor is provided with a driving gear engaged with a driven gear through a roller.

[0009] Preferably, the top end of the shell is provided with a solar cell panel, and the mobile seat below the shell is provided with a storage battery.

[0010] Preferably, the four corners of the top of the shell are connected with the solar cell panel through a buffer body, and the buffer body is made of rubber material.

[0011] Preferably, the central position of the buffer body is provided with a core column embedded in the pre-set channel in the buffer body.

[0012] Preferably, the side of the fixed ring close to the storage tank body is connected with the storage tank body through a support rod, and the support rod is distributed in a concentric circle structure around the storage tank body.

[0013] Compared with the prior art, the beneficial effects of the utility model are: the storage tank outer wall detection device is provided with a storage tank body, a fixed ring, a mobile seat, an annular tooth, a driving gear, a first driving motor, a guide wheel and a laser scanner, the fixed ring is spaced apart and distributed on the outside of the storage tank body, the bottom of the fixed ring is provided with an annular tooth, the top is provided with a mobile seat, the bottom of the mobile seat is provided with a driving gear engaged with the annular tooth, the top of the mobile seat is fixed with a first driving motor, the first driving motor drives the driving gear to rotate, the driving gear drives the mobile seat to make a circular motion along the fixed ring when rotating, so that the laser scanner can capture the small deformation, cracks, scratches and other defects on the surface of the storage tank body, so that each part of the outer wall is scanned, thereby realizing the comprehensive detection of the outer wall of the storage tank body, avoiding the blind area that may exist in the traditional detection method, and improving the accuracy and integrity of the detection. BRIEF DESCRIPTION OF DRAWINGS

[0014] In order to more clearly illustrate the technical scheme of the embodiments of the utility model, the following will briefly introduce the drawings needed to be used in the embodiments, it should be understood that the following drawings only show some embodiments of the utility model, therefore should not be regarded as the limitation to the scope, for the ordinary skilled person in the art, on the premise of not paying the creative labor, still can obtain other related drawings according to these drawings.

[0015] Figure 1 It is the front view structural schematic diagram of the utility model;

[0016] Figure 2 It is the mobile seat structural schematic diagram of the utility model;

[0017] Figure 3 It is the fixed ring bottom view structural schematic diagram of the utility model.

[0018] Figure 4 This is a schematic diagram of the movable seat structure of this utility model from a bottom view;

[0019] Figure 5 This is a schematic diagram of the cross-sectional structure of the shell of this utility model.

[0020] In the diagram: 1. Storage tank body; 2. Fixing ring; 3. Moving seat; 4. Shell; 5. First drive motor; 6. Laser scanner; 7. Fixing frame; 8. Solar panel; 9. Drive shaft; 10. Battery; 11. Guide wheel; 12. Support rod; 13. Ring gear; 14. Drive gear; 15. Second drive motor; 16. Driving gear; 17. Driven gear; 18. Buffer body; 19. Core column; 20. Fastener. Detailed Implementation

[0021] The technical solutions of the present utility model will be clearly and completely described below with reference to the accompanying drawings of the embodiments. All other embodiments obtained by those skilled in the art based on the embodiments of the present utility model without creative effort are within the scope of protection of the present utility model.

[0022] Please see Figures 1-5 The present invention provides an embodiment of a storage tank outer wall inspection device, comprising a storage tank body 1, a fixing ring 2, a housing 4, and a laser scanner 6. The fixing rings 2 are evenly distributed on the outer side of the storage tank body 1. The side of the fixing rings 2 closest to the storage tank body 1 is connected to the storage tank body 1 by a support rod 12. The support rod 12 is distributed in a concentric circle structure around the storage tank body 1, which improves the connection strength between the fixing rings 2 and the storage tank body 1 and improves the wind resistance performance.

[0023] A movable seat 3 is provided at one end of the top of the fixed ring 2. A housing 4 is provided at one end of the top of the movable seat 3. A fixed frame 7 is provided on one side of the housing 4 via a drive shaft 9. A laser scanner 6 is evenly provided on the fixed frame 7 via fasteners 20. The laser scanner 6 is used to capture minor deformations, cracks, scratches and other defects on the surface of the storage tank body 1.

[0024] The bottom of the fixed ring 2 is provided with an annular tooth 13, and one end of the bottom of the movable seat 3 is provided with a drive gear 14, which meshes with the annular tooth 13. The top of the movable seat 3 away from the housing 4 is fixed with a first drive motor 5, and the output end of the first drive motor 5 is connected to the drive gear 14.

[0025] The first driving motor 5 drives the driving gear 14 to rotate, and the driving gear 14 drives the moving seat 3 to move along the fixed ring 2 in a circular motion when rotating, so that the laser scanner 6 can automatically move along the outer wall of the storage tank body 1 to scan, so that each part of the outer wall is scanned;

[0026] The two ends of the moving seat 3 on both sides of the bottom are provided with guide wheels 11, which are clamped on both sides of the fixed ring 2, so that the moving seat 3 is not easy to deviate when moving along the fixed ring 2 in a circular motion, and the friction is also reduced;

[0027] One end of the transmission shaft 9 extends into the inside of the shell 4, and one end of the transmission shaft 9 is provided with a driven gear 17, and the bottom end of the inside of the shell 4 is provided with a second driving motor 15, and the output end of the second driving motor 15 is provided with a driving gear 16 engaged with the driven gear 17 through a roller;

[0028] When the laser scanner 6 moves along the outer wall of the storage tank body 1, the second driving motor 15 can drive the driving gear 16 to rotate, so that the driven gear 17 and the transmission shaft 9 rotate, drive the fixing frame 7 and the laser scanner 6 to adjust the inclination angle, and further refine the scanning range. By combining the circular motion and the inclination angle adjustment, the scanning path can be optimized, the scanning blind area can be reduced, the scanning accuracy can be improved, the comprehensive detection of the outer wall of the storage tank body 1 can be realized, the blind area that may exist in the traditional detection method can be avoided, and the detection accuracy and integrity can be improved;

[0029] By combining the laser scanner 6, the first driving motor 5 and the second driving motor 15 with the automatic control system, the automatic starting, stopping and moving of the laser scanner 6 are realized, the complexity of manual operation is greatly reduced, the detection efficiency is improved, and the risk of human error is reduced;

[0030] The data generated by the laser scanner 6 during the detection process can be transmitted to the background terminal through wireless communication technology for subsequent analysis and comparison, so as to provide measured data for high-fidelity multi-physical field modeling of large dangerous chemical outer floating roof storage tanks, and to verify the accuracy of the simulation results of the multi-physical field model;

[0031] The top end of the shell 4 is provided with a solar cell panel 8, and the moving seat 3 below the shell 4 is provided with a storage battery 10, the solar cell panel 8 converts light energy into electrical energy and stores it in the storage battery 10, providing additional power support for detection, and playing a role in energy saving and emission reduction;

[0032] The four corners of the top of the shell 4 are connected with the solar cell panel 8 through the buffer body 18, and the buffer body 18 is made of rubber material, when the solar cell panel 8 is subjected to external vibration or impact, the buffer body 18 can absorb and disperse the force, so as to protect the solar cell panel 8 from being damaged;

[0033] A core column 19 is arranged at a central position inside the buffer body 18, and is embedded into a preset channel inside the buffer body 18, so as to improve the structural strength of the buffer body 18 and prevent the buffer body 18 from being deformed easily.

[0034] The specific model and specification of the first driving motor 5, the second driving motor 15 and the laser scanner 6 are determined according to the specification parameters of the device, and the selection calculation method is the prior art, so it is not described in detail.

[0035] Working principle: when the embodiment is used, the fixed rings 2 are arranged at intervals outside the storage tank body 1, the bottom of each fixed ring 2 is provided with an annular tooth 13, and the top of each fixed ring 2 is provided with a moving seat 3, the laser scanner 6 at the top of each moving seat 3 is used to capture defects such as slight deformation, cracks and scratches on the surface of the storage tank body 1, the bottom of each moving seat 3 is provided with a driving gear 14 engaged with the annular tooth 13, the first driving motor 5 is fixed to the top of each moving seat 3, the first driving motor 5 drives the driving gear 14 to rotate, the driving gear 14 drives the moving seat 3 to move in a circular motion along the fixed ring 2 when rotating, so that the laser scanner 6 can automatically move and scan along the outer wall of the storage tank body 1, and each part of the outer wall is scanned, at the same time, the second driving motor 15 can drive the driving gear 16 to rotate, so that the driven gear 17 and the transmission shaft 9 rotate, and drive the fixed frame 7 and the laser scanner 6 to adjust the inclination angle, so as to realize comprehensive detection of the outer wall of the storage tank body 1, avoid the blind area that may exist in the traditional detection method, improve the accuracy and integrity of the detection, and at the same time, the solar cell panel 8 is arranged at the top of each shell 4, the solar cell panel 8 converts light energy into electrical energy and stores it in the storage battery 10, provides additional power support for detection, and plays a role in energy saving and emission reduction.

[0036] Obviously, the above-described embodiments are only part of the embodiments of the present application, rather than all the embodiments. Based on the embodiments in the present application, all other embodiments obtained by those skilled in the art without creative labor should belong to the scope of protection of the present application.

[0037] It should be noted that the terms used herein are only intended to describe specific embodiments, and are not intended to limit the exemplary embodiments according to the present application. As used herein, the singular form is intended to include the plural form unless the context clearly indicates otherwise, and it should also be understood that when the terms "comprise" and / or "include" are used in the specification, there is a feature, step, work, device, component and / or combination thereof.

[0038] It should be noted that the terms "first", "second", and the like in the description and in the claims of the present application and in the above-described drawings are used only for distinguishing between similar objects and do not necessarily have to describe a specific sequential or chronological order. It is to be understood that the data so distinguished can be interchanged, under appropriate circumstances, such that the embodiments of the present application described herein can be practiced in other than the illustrated or described order.

[0039] The preferred embodiments of the present application have been described above with the preferred embodiments, but the present application is not limited to the above examples. It will be appreciated by those skilled in the art that the present application can be variously changed and modified. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present application shall be included in the scope of the present application.

Claims

1. A device for detecting the outer wall of a storage tank, characterized in that, The utility model provides a kind of laser scanner, including storage tank body (1), fixed ring (2), shell (4) and laser scanner (6), the outside of the storage tank body (1) is uniformly distributed with fixed ring (2), and the top of the fixed ring (2) one end is provided with mobile seat (3), the top of the mobile seat (3) one end is provided with shell (4), and the one side of the shell (4) is provided with fixed frame (7) by transmission shaft (9), the fixed frame (7) is uniformly provided with laser scanner (6) by fastener (20), the bottom of the fixed ring (2) is provided with annular tooth (13), the bottom of the mobile seat (3) one end is provided with drive gear (14), and the drive gear (14) is engaged with annular tooth (13), the top of the mobile seat (3) is fixed with first drive motor (5) away from shell (4) one end, and the output of the first drive motor (5) is connected with drive gear (14).

2. The tank outer wall detection device according to claim 1, characterized by: The bottom of the mobile seat (3) both sides two ends are provided with guide wheel (11), and the guide wheel (11) is clamped to the both sides of the fixed ring (2).

3. The tank outer wall inspection apparatus according to claim 1, characterized by: One end of the transmission shaft (9) extends to the inside of the shell (4), and one end of the transmission shaft (9) is provided with driven gear (17).

4. The tank outer wall inspection apparatus according to claim 3, characterized by: The bottom of the inside of the shell (4) is provided with second drive motor (15), and the output of the second drive motor (15) is provided with driving gear (16) engaged with driven gear (17) by roller.

5. The apparatus for detecting an outer wall of a storage tank according to claim 1, characterized by: The top of the shell (4) is provided with solar cell panel (8), and the mobile seat (3) below the shell (4) is provided with battery (10).

6. The apparatus for detecting an outer wall of a storage tank according to claim 5, characterized by: The top of the shell (4) four corners are connected with solar cell panel (8) by buffer body (18), and the buffer body (18) is made of rubber material.

7. The apparatus for detecting an outer wall of a storage tank according to claim 6, characterized by: The central position of the inside of the buffer body (18) is provided with core column (19), and the core column (19) is embedded into the channel in the inside of the buffer body (18).

8. The apparatus for detecting an outer wall of a storage tank according to claim 1, characterized by: The side of the fixed ring (2) close to the storage tank body (1) is connected with the storage tank body (1) by support rod (12), and the support rod (12) is distributed in concentric circle structure around the storage tank body (1).

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