Gas leakage inspection equipment

Abstract

The utility model relates to the technical field of fuel gas detection equipment, in particular to fuel gas leakage inspection equipment, which comprises an inspection vehicle, a support frame and a detector main body, an exposure chamber is arranged in the support frame, a protection assembly is arranged at the exposure chamber, and the protection assembly comprises a cylinder fixedly arranged on the bottom surface of a top plate body of the support frame, an upper protection box is arranged at the tail end of a telescopic shaft of the air cylinder, a lower protection box is detachably connected to the bottom face of the upper protection box, an arc-shaped hole is formed in the arc-shaped side face of the lower protection box, a servo motor is fixedly installed on the side face of the lower protection box, and a vertical rod is detachably connected to an output shaft of the servo motor. The vertical rod penetrates through the arc-shaped hole and is in sliding connection with the arc-shaped hole, the detector body is detachably installed at the bottom end of the vertical rod, and a heat dissipation protection cylinder is fixedly installed on the side face of the lower protection box. According to the utility model, the detector main body is utilized for detection, and the effect of protecting the transmission part is achieved.

Description

TECHNICAL FIELD

[0001] The utility model relates to a gas detection equipment technical field, concretely relates to a gas leakage inspection equipment. BACKGROUND

[0002] With the popularization of city gas supply, gas safety problem is paid more and more attention, gas leakage can cause fire, explosion and other serious accidents, threaten people's life and property safety and social stability, at present, gas leakage inspection mainly relies on traditional artificial inspection and part fixed installation detection equipment, artificial inspection has the problems of low efficiency and high labor intensity, and is influenced by subjective factors and working experience of inspection personnel, and it is difficult to guarantee the comprehensiveness and accuracy of detection, and small leakage points are easy to be missed;And traditional fixed installation detection equipment, such as fixed gas alarm, although it can detect gas leakage at fixed position, but the coverage is limited, and it cannot adapt to the characteristics of wide distribution of gas pipeline and complex environment, and once the equipment fails, the area will be in a state of no monitoring during maintenance, which has safety hazards.

[0003] The utility model discloses a kind of city gas buried pipeline leakage detection positioning inspection equipment with the utility model patent for grant announcement No.CN222543623U, comprising: inspection car, the upper surface of the inspection car is fixedly connected with support frame, the inside of the support frame is rotatably connected with connecting column, the bottom of the connecting column is fixedly connected with mounting plate, the inside of the mounting plate is rotatably connected with connecting shaft, the end surface of the connecting shaft is fixedly connected with detection assembly, the upper surface of the support frame is provided with adjusting mechanism, the adjusting mechanism includes second motor, the output of the second motor is fixedly connected with driving shaft, the end, away from second motor, of the driving shaft is fixedly connected with first gear, the top of the connecting column is fixedly connected with second gear, the first gear and second gear are engaged with each other. The angle of detection assembly can be adjusted by the adjusting mechanism, so that the detection assembly can adapt to different road conditions and improve the range of information collection, and has good practicability.

[0004] Although the technical scheme has the advantages of facilitating the detection assembly to adapt to different road conditions and improving the range of information collection, the technical scheme also has some deficiencies in specific use. First, the inspection car part on it will cause the detection assembly to be shielded downward, since the gas pipeline is generally laid underground, at this time, the shielding of the inspection car will affect the detection effect. In addition, the multiple transmission parts on it are directly exposed to the outside, lack of protection components, and are prone to damage, affecting the service life. In view of this, we propose a gas leakage inspection equipment. UTILITY MODEL CONTENTS

[0005] The utility model aims at providing a kind of gas leakage inspection equipment to solve the defects raised in the above background technology.

[0006] To achieve the above object, the utility model provides the following technical scheme:

[0007] A kind of gas leakage inspection equipment, including inspection car, support frame being arranged on inspection car and detection instrument main body being arranged in support frame, the exposed chamber that bottom and front and back two sides are all connected with outside in support frame is provided, the protection assembly for driving detection instrument main body lifting and angle adjustment is provided at exposed chamber part, the protection assembly includes cylinder fixedly installed on the bottom surface of the top plate body of support frame, the telescopic shaft end of the cylinder is provided with upper protection box, the bottom surface of upper protection box is detachably connected with lower protection box, arc-shaped hole is provided on the arc-shaped side of lower protection box, servo motor is fixedly installed on the side of lower protection box, the output shaft of servo motor is located between lower protection box and upper protection box, vertical rod is detachably connected on the output shaft of servo motor, vertical rod passes through arc-shaped hole and is slidably connected between arc-shaped hole, detection instrument main body is detachably installed at the bottom end of vertical rod, heat dissipation protection cylinder for protecting servo motor inside is fixedly installed on the side of lower protection box.

[0008] As preferred, the telescopic shaft end of the cylinder is fixedly installed with rectangular plate, the top plate is fixedly installed on the bottom surface of the rectangular plate, and the upper protection box is fixedly installed on the bottom surface of the top plate.

[0009] As preferred, the top surface of the top plate is fixedly installed with two left and right symmetrical guide columns, the guide sleeve is slidably connected on the guide column, and the guide sleeve is fixedly installed on the bottom surface of the top plate body of support frame.

[0010] This setting realizes the guiding operation of the up-down movement of top plate.

[0011] As preferred, the top surface of the side plate body of lower protection box is fixedly installed with end plate, and the servo motor is fixedly installed on the end plate.

[0012] As preferred, the side plate body of upper protection box is provided with alignment hole, and the end plate is insertedly matched with the alignment hole.

[0013] The two settings provide support for servo motor, and also enable lower protection box and upper protection box to be normally combined for assembly operation.

[0014] As preferred, the top left and right side surfaces of lower protection box are both fixedly installed with screw plate, and the screw plate is fixedly installed on the bottom surface of upper protection box.

[0015] As preferred, a rectangular hole is arranged on the top rod body of the vertical rod, a rectangular rod is fixedly installed at the end of the output shaft of the servo motor, the rectangular rod and the rectangular hole are inserted and matched, and the rectangular rod and the vertical rod are fixedly connected through fastening screws.

[0016] This arrangement facilitates the fixed installation operation of the vertical rod.

[0017] As preferred, a fixed support is fixedly installed at the bottom end of the vertical rod, the detector main body is fixedly installed on the bottom surface of the fixed support through a plurality of fastening screws, a plurality of heat dissipation fins are arranged on the annular side surface of the heat dissipation protection cylinder in a ring shape and at equal intervals, and a fixed ring is fixedly installed at the end of the heat dissipation protection cylinder and is fixedly installed on the same side surface of the upper protection box and the lower protection box through a plurality of fastening screws.

[0018] This arrangement can improve the heat dissipation effect of the heat dissipation protection cylinder.

[0019] Compared with the prior art, the utility model has the advantages that:

[0020] 1. The utility model discloses a protection assembly composed of an exposure chamber and a cylinder, an upper protection box and a lower protection box. The cylinder drives the upper protection box and the lower protection box to drive the detector main body to lift, so that the detector main body can avoid the shielding of the patrol vehicle and detect the gas pipeline closer to the ground, thereby effectively improving the detection effect. At the same time, the upper protection box and the lower protection box wrap the transmission components such as the servo motor, so that the transmission components are not directly exposed to the outside, the erosion of rainwater and the like is reduced, and the service life of the equipment is prolonged.

[0021] 2. The utility model discloses a sliding fit structure of a guide column and a guide sleeve arranged on the top plate. The sliding fit structure can accurately guide the top plate during the up-down movement of the top plate, ensure the stability of the detector main body during the lifting of the detector main body, avoid the shaking and deviation of the detector main body, and ensure the accuracy of the detection data. The end plate, the alignment hole and the screw plate are not only used to provide stable support for the servo motor, but also facilitate the assembly of the upper protection box and the lower protection box, so that the protection assembly is more convenient to install and disassemble, and the equipment is convenient to maintain and overhaul.

[0022] 3. The utility model discloses a rectangular insertion fit and fastening screw fixing mode of the vertical rod and the output shaft of the servo motor, which facilitates the installation and disassembly of the vertical rod. The heat dissipation protection cylinder and the heat dissipation fins can quickly dissipate the heat generated by the operation of the servo motor, prevent the servo motor from malfunctioning due to overheating, ensure the stable operation of the servo motor, and then enable the detector main body to smoothly adjust the angle. BRIEF DESCRIPTION OF DRAWINGS

[0023] Figure 1 It is a whole structure schematic view of the utility model;

[0024] Figure 2 This is a schematic diagram of the structure of the protective component of this utility model;

[0025] Figure 3 This is an exploded structural diagram of the protective component of this utility model;

[0026] Figure 4 This is one of the partial structural schematic diagrams of the protective component of this utility model;

[0027] Figure 5 This is the second partial structural schematic diagram of the protective component of this utility model;

[0028] The meanings of the labels in the diagram are as follows:

[0029] 1. Inspection vehicle; 10. Support frame; 101. Exposed chamber; 11. Main body of the detector;

[0030] 2. Protective components; 20. Cylinder; 201. Rectangular plate; 21. Top plate; 22. Guide post; 23. Guide sleeve; 24. Upper protective box; 241. Alignment hole; 25. Lower protective box; 251. End plate; 252. Arc hole; 253. Screw plate; 26. Servo motor; 261. Rectangular rod; 27. Vertical rod; 271. Rectangular hole; 28. Fixed support; 29. ​​Heat dissipation protective cylinder; 291. Heat sink; 292. Fixing ring. Detailed Implementation

[0031] The technical solutions of the present utility model will be clearly and completely described below with reference to the accompanying drawings. Obviously, the described embodiments are only some embodiments of the present utility model, and not all embodiments. Based on the embodiments of the present utility model, all other embodiments obtained by those of ordinary skill in the art without creative effort are within the protection scope of the present utility model.

[0032] Please see Figures 1-5 This utility model provides a technical solution: a gas leak inspection device, including an inspection vehicle 1, a support frame 10 mounted on the inspection vehicle 1, and a detector body 11 mounted inside the support frame 10. The support frame 10 has an exposed chamber 101 that is connected to the outside world at the bottom and on both the front and rear sides. The exposed chamber 101 is equipped with a protective component 2 for driving the detector body 11 to rise and fall and adjust its angle. The exposed chamber 101 does not obstruct the downward detection of the detector body 11, making it easier for it to detect gas pipelines close to the ground, thus significantly improving the detection effect.

[0033] In the embodiment, the protection assembly 2 comprises a gas cylinder 20 fixedly installed on the bottom surface of the top plate body of the support frame 10, an upper protection box 24 is arranged at the end of the telescopic shaft of the gas cylinder 20, a lower protection box 25 is detachably connected to the bottom surface of the upper protection box 24, an arc-shaped hole 252 is arranged on the arc-shaped side surface of the lower protection box 25, a servo motor 26 is fixedly installed on the side surface of the lower protection box 25, the output shaft of the servo motor 26 is located between the lower protection box 25 and the upper protection box 24, a vertical rod 27 is detachably connected to the output shaft of the servo motor 26, the vertical rod 27 passes through the arc-shaped hole 252 and is in sliding connection with the arc-shaped hole 252, the detector main body 11 is detachably installed at the bottom end of the vertical rod 27, and a heat dissipation protection cylinder 29 for protecting the servo motor 26 inside is fixedly installed on the side surface of the lower protection box 25, so that the servo motor 26 and the output shaft part of the servo motor 26 are protected inside, and the protection effect is achieved.

[0034] Specifically, the telescopic shaft end of the gas cylinder 20 is fixedly installed with a rectangular plate 201, the bottom surface of the rectangular plate 201 is fixedly installed with a top plate 21, and the upper protection box 24 is fixedly installed on the bottom surface of the top plate 21, so that normal assembly operation can be achieved; the top surface of the top plate 21 is fixedly installed with two left and right symmetrical guide columns 22, a guide sleeve 23 is in sliding connection with the guide columns 22, and the guide sleeve 23 is fixedly installed on the bottom surface of the top plate body of the support frame 10, so as to accurately guide the up-down movement of the top plate 21, so that the lifting of the gas cylinder 20 and the detector main body 11 is more stable, and shaking or deviation is avoided, and the accuracy and reliability of the detection data are ensured.

[0035] As shown in Figure 4 , one side plate body of the lower protection box 25 is fixedly installed with an end plate 251 on the top surface, the servo motor 26 is fixedly installed on the end plate 251 to provide support for the servo motor 26, one side plate body of the upper protection box 24 is provided with an alignment hole 241, and the end plate 251 and the alignment hole 241 are in plug-fit cooperation, so that the lower protection box 25 and the upper protection box 24 can be normally combined for assembly operation.

[0036] As shown in Figure 4 , the top left and right side surfaces of the lower protection box 25 are each fixedly installed with a screw plate 253, and the screw plate 253 is fixedly installed on the bottom surface of the upper protection box 24 through a plurality of fastening screws, so as to facilitate the fixed installation operation.

[0037] As shown in Figure 5As shown, the top rod body of the vertical rod 27 is provided with a rectangular hole 271, and the end of the output shaft of the servo motor 26 is fixedly installed with a rectangular rod 261, which is inserted and matched between the rectangular hole 271 and the vertical rod 27, and is fixedly connected between the rectangular rod 261 and the vertical rod 27 through a fastening screw, so as to realize the detachable connection between the output shaft of the servo motor 26 and the vertical rod 27, facilitate the installation, disassembly and replacement of the vertical rod 27, and further facilitate the installation, maintenance and overhaul operation of the detector main body 11.

[0038] In the embodiment, the bottom end of the vertical rod 27 is fixedly installed with a fixed support 28, and the detector main body 11 is fixedly installed on the bottom surface of the fixed support 28 through a plurality of fastening screws, so as to realize the stable installation of the detector main body 11 and the vertical rod 27, and ensure that the detector main body 11 will not be loose during detection; a plurality of annular equidistantly arranged heat dissipation fins 291 are arranged on the annular side surface of the heat dissipation protection cylinder 29, so as to improve the heat dissipation effect of the heat dissipation protection cylinder 29; and the end of the heat dissipation protection cylinder 29 is fixedly installed with a fixed ring 292, which is fixedly installed on the same side surface of the upper protection box 24 and the lower protection box 25 through a plurality of fastening screws, so as to further enhance the stability of the installation of the heat dissipation protection cylinder 29 and ensure that the heat dissipation function of the heat dissipation protection cylinder 29 normally plays a role.

[0039] Finally, it should be noted that the inspection vehicle 1, the detector main body 11, the servo motor 26 and the cylinder 20 and other components involved in the utility model are all general standard components or components known to those skilled in the art, the structure and principle of which are known to those skilled in the art through technical manuals or through conventional experimental methods, at the idle place of the device, all the electrical components, power elements, electrical components and the matched controllers and power supplies are connected through wires, the specific connection means should be referred to the working principle in the utility model, and the electrical components are electrically connected in the order of working sequence, and the detailed connection means are all known technologies in the art.

[0040] When the gas leakage inspection equipment is used, first of all, the equipment is moved to the area to be inspected, then the protection assembly 2 of the exposed chamber 101 part in the support frame 10 is started, the telescopic shaft of the cylinder 20 is elongated, the rectangular plate 201, the top plate 21 and the upper protection box 24 and the lower protection box 25 connected to the top plate 21 are driven to descend together, in this process, the guide column 22 slides in the guide sleeve 23, so as to ensure that the descending process is stable, after the lower protection box 25 drives the detector main body 11 to descend to the appropriate position close to the ground, the action of the cylinder 20 is stopped;

[0041] Then, the servo motor 26 is started, the output shaft drives the vertical rod 27 to slide in the arc-shaped hole 252, the angle of the detector main body 11 is adjusted, so that it can detect the gas leakage situation in all directions, the detector main body 11 is started and begins to work, and the surrounding gas is detected.

[0042] When the area detection is completed, the air cylinder 20 is started again, the telescopic shaft lifts the detector main body 11 to the initial position, and then controls the inspection vehicle 1 to go to the next detection point.

[0043] The basic principle, main features and advantages of the present application are shown and described above. Those skilled in the art should understand that the present application is not limited by the above examples, and the above examples and descriptions in the specification are only preferred examples of the present application and are not intended to limit the present application. Without departing from the spirit and scope of the present application, various changes and improvements can be made to the present application, and these changes and improvements all fall within the scope of the present application. The scope of protection of the present application is defined by the appended claims and their equivalents.

Claims

1. A gas leakage inspection device, comprising an inspection vehicle (1), a support frame (10) arranged on the inspection vehicle (1), and a detector main body (11) arranged in the support frame (10), characterized in that: The support frame (10) is provided with a bottom and an exposed chamber (101) which is connected with the outside at the front and back sides, a protection assembly (2) for driving the detection instrument main body (11) to lift and adjust the angle is arranged at the exposed chamber (101), the protection assembly (2) comprises a pneumatic cylinder (20) which is fixedly installed on the bottom surface of the top plate of the support frame (10), an upper protection box (24) is arranged at the telescopic shaft end of the pneumatic cylinder (20), a lower protection box (25) is detachably connected to the bottom surface of the upper protection box (24), an arc-shaped hole (252) is arranged on the arc-shaped side surface of the lower protection box (25), a servo motor (26) is fixedly installed on the side surface of the lower protection box (25), the output shaft of the servo motor (26) is located between the lower protection box (25) and the upper protection box (24), a vertical rod (27) is detachably connected to the output shaft of the servo motor (26), the vertical rod (27) passes through the arc-shaped hole (252) and is slidably connected with the arc-shaped hole (252), the detection instrument main body (11) is detachably installed at the bottom end of the vertical rod (27), and a heat dissipation protection cylinder (29) for protecting the servo motor (26) inside is fixedly installed on the side surface of the lower protection box (25).

2. The gas leak patrol device according to claim 1, characterized in that: The telescopic shaft end of the pneumatic cylinder (20) is fixedly installed with a rectangular plate (201), and a top plate (21) is fixedly installed on the bottom surface of the rectangular plate (201).

3. The gas leak patrol device according to claim 2, characterized in that: Two left and right symmetrical guide columns (22) are fixedly installed on the top surface of the top plate (21), a guide sleeve (23) is slidably connected with the guide columns (22), and the guide sleeve (23) is fixedly installed on the bottom surface of the top plate of the support frame (10).

4. The gas leak patrol device according to claim 1, characterized in that: An end plate (251) is fixedly installed on the top surface of one side plate of the lower protection box (25), and the servo motor (26) is fixedly installed on the end plate (251).

5. The gas leak patrol device according to claim 4, characterized in that: An alignment hole (241) is arranged on one side plate of the upper protection box (24), and the end plate (251) is insertedly matched with the alignment hole (241).

6. The gas leak patrol device of claim 1, wherein: Screw plates (253) are fixedly installed on the top left and right side surfaces of the lower protection box (25), and the screw plates (253) are fixedly installed on the bottom surface of the upper protection box (24).

7. The gas leak patrol device of claim 1, wherein: A rectangular hole (271) is arranged on the top rod body of the vertical rod (27), a rectangular rod (261) is fixedly installed at the output shaft end of the servo motor (26), the rectangular rod (261) is insertedly matched with the rectangular hole (271), and the rectangular rod (261) and the vertical rod (27) are fixedly connected through fastening screws.

8. The gas leak patrol device of claim 1, wherein: The bottom end of the vertical rod (27) is fixedly installed with a fixed support (28), the detector main body (11) is fixedly installed on the bottom surface of the fixed support (28) through multiple fastening screws, multiple heat dissipation fins (291) arranged in a ring shape at equal intervals are arranged on the annular side surface of the heat dissipation protection cylinder (29), and the end of the heat dissipation protection cylinder (29) is fixedly installed with a fixed ring (292), which is fixedly installed on the same side surface of the upper protection box (24) and the lower protection box (25) through multiple fastening screws.

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