Gas pipeline detection device

Abstract

The utility model relates to the technical field of gas pipeline detection, and one embodiment of the utility model provides a gas pipeline detection device which comprises a bottom frame and a pair of supports, the supports are arranged on the bottom frame, a driving detection assembly is arranged on the bottom frame and the supports, an installation adjusting assembly is arranged on the surface of the bottom frame, and a stand column is arranged on the surface of the bottom frame. A supporting base is fixedly connected to the upper end of the stand column, a pair of round pipes are arranged on the surface of the bottom frame, movable rods are movably connected into the round pipes in a sleeved mode, and springs are sleeved on the movable rods. By means of the technical scheme, the technical problems that in the prior art, due to the fact that the outer portion of a pipeline is an arc-shaped face, clamping and fixing work of the pipeline is complex, the testing efficiency is affected, and the detection efficiency cannot be met due to the fact that all positions of the gas pipeline are detected one by one through an adopted pressure machine are solved.

Description

TECHNICAL FIELD

[0001] Embodiments of the present disclosure relate to the technical field of gas pipeline detection, in particular to a gas pipeline detection device. BACKGROUND

[0002] With the development of economy, China has built a large range of oil and gas long-distance pipelines, and has formed a network of east-west and north-south pipelines. The central natural gas trunk pipeline has formed a network of east-west and north-south pipelines, and more and more pipelines connecting overseas. Natural gas pipelines transport natural gas (including associated gas produced by oil fields) from the mining site or processing plant to the city gas distribution center or industrial enterprise user. The pipeline is also called a gas pipeline. The use of natural gas pipelines to transport natural gas is the only way to transport natural gas on land.

[0003] After the production and processing of the gas pipeline are completed, the compressive strength detection needs to be performed. In the prior art, the compressive strength detection of the gas pipeline is mostly performed by a pressure machine. Since the outer part of the pipeline is an arc surface, the clamping and fixing work of the pipeline is relatively complex, which affects the test efficiency. The pressure machine used detects each position of the gas pipeline one by one, which cannot meet the demand for detection efficiency.

[0004] Therefore, improvements are made to the above problems. CONTENT OF THE INVENTION

[0005] To overcome the above defects, embodiments of the present disclosure provide a gas pipeline detection device, which solves the technical problem that in the prior art, since the outer part of the pipeline is an arc surface, the clamping and fixing work of the pipeline is relatively complex, which affects the test efficiency, and the pressure machine used detects each position of the gas pipeline one by one, which cannot meet the demand for detection efficiency.

[0006] According to one aspect, at least one embodiment of the present disclosure provides a gas pipeline detection device, comprising:

[0007] a chassis and a pair of supports, the supports are arranged on the chassis;

[0008] a driving detection assembly arranged on the chassis and the supports;

[0009] an installation adjusting assembly arranged on the chassis.

[0010] The installation adjusting assembly comprises a stand column fixed to the surface of the chassis, a support base fixedly connected to the upper end of the stand column, a pair of circular tubes arranged on the surface of the chassis, a movable rod movably sleeved in the circular tubes, and a spring sleeved on the movable rod.

[0011] As a further technical scheme, the upper end of the movable rod is provided with a connecting frame, a pair of pressing rollers are rotationally connected between the connecting frames, a hard rubber layer is arranged on the surface of the pressing rollers, and the supporting base is in a semicircular structure.

[0012] As a further technical scheme, the driving detection assembly comprises a pair of grooves arranged at both ends of the surface of the base frame, a pair of guide rods are arranged in the grooves, and a driving screw is rotationally connected in the base frame.

[0013] As a further technical scheme, the driving screw is located in the groove, a gear is arranged on the driving screw, a telescopic hydraulic cylinder is fixedly connected to the top of the base frame, a rack is arranged at the output end of the telescopic hydraulic cylinder, and the rack is engaged with the gear.

[0014] As a further technical scheme, a sleeve frame is arranged on the support, a plurality of horizontal grooves are arranged on the inner surface of the sleeve frame, side grooves are arranged on both sides of the horizontal grooves, a pair of round rods are arranged in the side grooves, and a pressure block is slidably connected to the round rods.

[0015] As a further technical scheme, a stud is threadedly connected in the horizontal groove, the lower end of the stud is rotationally connected with the pressure block, and a screwing block is arranged at the upper end of the stud.

[0016] As a further technical scheme, the end surface of the pressure block is in an arc-shaped transition semicircular structure.

[0017] As a further technical scheme, the driving screw is in a double-segment threaded structure, and the threaded directions of the two ends of the driving screw are positive and reverse screwing, respectively.

[0018] As a further technical scheme, a connecting rod is arranged in the base frame, and the connecting rod is movably sleeved with the rack.

[0019] The embodiments of the present disclosure have the following beneficial effects:

[0020] 1. In the present disclosure, the mounting and adjusting assembly is arranged, and through the interaction of the supporting base, the round pipe, the movable rod, the spring, the connecting frame, the pressing roller and other structures, the pipeline can be clamped at a fixed height, the detection position can be quickly adjusted internally, and the operation mode is simple and convenient.

[0021] 2. In the present disclosure, the driving detection assembly is arranged, and through the interaction of the guide rod, the driving screw, the gear, the telescopic hydraulic cylinder, the rack, the side groove, the round rod, the pressure block and the stud and other structures, the pipeline surface can be extruded and detected for a plurality of different points, the detection mode is variable, and the effects of a plurality of different compression resistance detections can be achieved. BRIEF DESCRIPTION OF DRAWINGS

[0022] In order to more clearly illustrate the technical solutions in the embodiments of the present disclosure, the drawings needed to be used in the description of the embodiments of the present disclosure will be briefly introduced. Obviously, the drawings in the following description only represent some of the example embodiments of the present disclosure. Other drawings can be obtained by those of ordinary skill in the art without any creative effort based on the contents of the example embodiments of the present disclosure and the drawings.

[0023] Figure 1 Structure diagram for one embodiment of the present disclosure

[0024] Figure 2 Axonometric view for the present disclosure

[0025] Figure 3 Sectional view for the present disclosure

[0026] Figure 4 Another perspective sectional view for the present disclosure

[0027] Figure 5 Still another perspective sectional view for the present disclosure

[0028] Figure 6 Additional view for the present disclosure Figure 5 Local enlarged view of part A in the figure

[0029] In the figure: 1, base frame; 2, support frame; 3, mounting and adjusting assembly; 3-1, vertical column; 3-2, support base; 3-3, round pipe; 3-4, movable rod; 3-5, spring; 3-6, connecting frame; 3-7, pressing roller; 3-8, hard rubber layer; 4, driving and detecting assembly; 4-1, groove; 4-2, guide rod; 4-3, driving screw; 4-4, gear; 4-5, telescopic hydraulic cylinder; 4-6, rack; 4-7, sleeve frame; 4-8, transverse groove; 4-9, side groove; 4-10, round rod; 4-11, pressure block; 4-12, stud; 4-13, screwing block; 5, connecting rod. DETAILED DESCRIPTION

[0030] The present disclosure will be further described in detail below with reference to the drawings and examples. It can be understood that the specific examples described herein are only used to explain the present disclosure, but not to limit the present disclosure.

[0031] In order to make the drawing simple, only the parts related to the disclosure are schematically represented in each drawing, which does not represent the actual structure of the product. In addition, in order to make the drawing simple and easy to understand, in some drawings, only one of the parts with the same structure or function is schematically represented, or only one of them is marked. In this text, “one” not only means “only one”, but also means “more than one”, and “several” includes “two” and “more than two”.

[0032] It should be noted that, in the present document, unless specifically defined and limited otherwise, the terms "mount", "connect", "connection" should be interpreted broadly, for example, can be fixedly connected, can be detachably connected, or integrally connected; can be mechanically connected, can be electrically connected; can be directly connected, can be indirectly connected through an intermediate medium, or can be internal communication of two elements. For those skilled in the art, the specific meanings of the above terms in the present disclosure can be understood according to the specific circumstances.

[0033] In the present disclosure, unless specifically defined and limited otherwise, "on" or "under" of the first feature to the second feature can include that the first and second features are in direct contact, or that the first and second features are not in direct contact but are in contact through another feature between them. Moreover, "on", "above" and "above" of the first feature to the second feature includes that the first feature is directly above and obliquely above the second feature, or only indicates that the horizontal height of the first feature is higher than that of the second feature. "Below", "below" and "below" of the first feature to the second feature includes that the first feature is directly below and obliquely below the second feature, or only indicates that the horizontal height of the first feature is less than that of the second feature.

[0034] In the description of the present embodiment, the terms "up", "down", "left", "right" and other orientation or position relationship are based on the orientation or position relationship shown in the drawings, and are only for the convenience of description and simplification of operation, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore cannot be understood as a limitation on the present disclosure.

[0035] In addition, in the description of the present application, the terms "first", "second" and the like are only used to distinguish the description, and cannot be understood as indicating or implying relative importance.

[0036] As shown in FIG. 1, it shows a gas pipeline detection device in an embodiment of the present disclosure, comprising: Figures 1-6

[0037] The chassis 1 and a pair of supports 2 are arranged on the chassis 1;

[0038] The driving detection assembly 4 is arranged on the chassis 1 and the support 2;

[0039] The mounting and adjusting assembly 3 is arranged on the chassis 1.

[0040] ​The mounting adjusting assembly 3 comprises a column 3-1 fixed on the surface of the chassis 1, a supporting base 3-2 fixedly connected to the upper end of the column 3-1, a pair of circular tubes 3-3 arranged on the surface of the chassis 1, a movable rod 3-4 movably sleeved in the circular tube 3-3, a spring 3-5 sleeved on the movable rod 3-4, a connecting frame 3-6 arranged on the upper end of the movable rod 3-4, a pair of lower pressing rollers 3-7 rotatably connected between the connecting frames 3-6, a hard rubber layer 3-8 arranged on the surface of the lower pressing roller 3-7, and the supporting base 3-2 has a semicircular structure.

[0041] In some examples, in order to achieve the effect of quickly installing and adjusting the detection position of the pipeline, the mounting adjusting assembly 3 is designed, the column 3-1 and the supporting base 3-2 are arranged on the surface of the chassis 1, the supporting base 3-2 is used for placing the pipeline, the surface of the chassis 1 is further provided with two circular tubes 3-3, the circular tubes 3-3 are located on both sides of the column 3-1, the movable rod 3-4 and the spring 3-5 are movably sleeved in the circular tube 3-3, the spring 3-5 can make the movable rod 3-4 generate elastic force, the connecting frame 3-6 is connected to the upper end of the movable rod 3-4, the two connecting frames 3-6 are rotatably connected with the two lower pressing rollers 3-7, which are used for pressing the pipeline on the supporting base 3-2 and moving by rolling, and the hard rubber layer 3-8 is further arranged on the lower pressing roller 3-7 to protect the pipeline.

[0042] As shown in Figures 1-6 The driving detection assembly 4 comprises a pair of grooves 4-1 arranged at both ends of the surface of the chassis 1, a pair of guide rods 4-2 arranged in the grooves 4-1, a driving screw 4-3 rotatably connected in the chassis 1 and located in the groove 4-1, a gear 4-4 arranged on the driving screw 4-3, a telescopic hydraulic cylinder 4-5 fixedly connected to the top of the chassis 1 and having a rack 4-6 arranged on the output end thereof, the rack 4-6 being engaged with the gear 4-4, a sleeve frame 4-7 arranged on the support 2, a plurality of horizontal grooves 4-8 arranged on the inner surface of the sleeve frame 4-7, a pair of side grooves 4-9 arranged on both sides of the horizontal groove 4-8, a pair of circular rods 4-10 arranged in the side grooves 4-9, a pressure block 4-11 slidably connected to the circular rod 4-10, a threaded stud 4-12 threadedly connected in the horizontal groove 4-8 and rotatably connected to the pressure block 4-11 at the lower end thereof, and a screwing block 4-13 arranged on the upper end of the threaded stud 4-12.

[0043] In some examples, in order to achieve the effect of extrusion detection of multiple different points of the pipe surface, a driving detection assembly 4 is designed, two grooves 4-1 are opened on the surface of the chassis 1, two guide rods 4-2 are arranged in the grooves 4-1, and a driving screw 4-3 is rotatably connected inside, a gear 4-4 is arranged on the driving screw 4-3, a telescopic hydraulic cylinder 4-5 is arranged inside the chassis 1 and a rack 4-6 is connected to the output end, the rack 4-6 is engaged with the gear 4-4, when the output end of the telescopic hydraulic cylinder 4-5 is extended, the gear 4-4 can be driven by the rack 4-6 to control the rotation of the driving screw 4-3, the two ends of the driving screw 4-3 are respectively connected with the two supports 2, the movement of the two supports 2 can be controlled, a semicircular sleeve 4-7 is arranged on the upper end of the support 2, a plurality of transverse grooves 4-8 are opened on the inner surface of the sleeve 4-7, side grooves 4-9 are opened on both sides of the transverse grooves 4-8, a round rod 4-10 is arranged in the side groove 4-9, a pressure block 4-11 is slidably connected to the round rod 4-10, the pressure block 4-11 is used to extrude the surface of the pipe, the pressure block 4-11 can be retracted into the transverse groove 4-8, a stud 4-12 and a screw block 4-13 are threadedly connected in the transverse groove 4-8, the stud 4-12 can be screwed by the screw block 4-13, the lower end of the stud 4-12 is rotatably connected with the pressure block 4-11, and the position of the pressure block 4-11 can be adjusted by screwing the stud 4-12.

[0044] For example, as shown in Figure 1 The end surface of the pressure block 4-11 is a semicircular structure with arc-shaped transition.

[0045] In some examples, through the semicircular structure, the contact surface of the pressure block 4-11 is reduced, and better extrusion effect is achieved.

[0046] For example, as shown in Figure 5 The driving screw 4-3 is a double-thread structure, and the thread directions of the two ends of the driving screw 4-3 are positive and reverse respectively.

[0047] In some examples, by changing the thread directions of the two ends, the driving screw 4-3 can control the two supports 2 to move towards the center or the two sides at the same time.

[0048] For example, as shown in Figure 3 The connecting rod 5 is movably sleeved with the rack 4-6.

[0049] In some examples, by arranging the connecting rod 5 movably sleeved with the rack 4-6, the stress effect of the rack 4-6 can be improved, and stable transmission with the gear 4-4 can be ensured.

[0050] When detection is needed, the pipe is inserted between the supporting base 3-2 and the pressing roller 3-7, and then the detection position is adjusted. According to the position of the extrusion detection, the corresponding stud 4-12 is screwed, the pressure block 4-11 is extended outward, after adjustment, the telescopic hydraulic cylinder 4-5 is started, the gear 4-4 is driven by the rack 4-6 to rotate the drive screw 4-3, and the two supports 2 are controlled to move to the center at the same time, so that the pressure block 4-11 extrudes the pipe surface for detection.

[0051] It should be noted that the above embodiments are only used to illustrate the technical solutions of the present disclosure and are not limited. Although the present disclosure has been described in detail with reference to the preferred embodiments, it should be understood by those skilled in the art that the technical solutions of the present disclosure can be modified or replaced equivalently without departing from the spirit and scope of the technical solutions of the present disclosure, which should be covered in the scope of the claims of the present disclosure.

Claims

1. A gas pipeline inspection apparatus, characterized by, Include: Chassis (1) and a pair of supports (2), each of which is provided on the chassis (1); Drive detection assembly (4), provided on the chassis (1) and the support (2); Mounting adjustment assembly (3), provided on the chassis (1); The mounting adjustment assembly (3) includes a column (3-1) fixed on the surface of the chassis (1), and a support base (3-2) is fixedly connected to the upper end of the column (3-1). A pair of round tubes (3-3) are arranged on the surface of the chassis (1), and a movable rod (3-4) is movably connected in the round tube (3-3). A spring (3-5) is sleeved on the movable rod (3-4).

2. A gas pipeline inspection apparatus according to claim 1, wherein The upper end of the movable rod (3-4) is provided with a connecting frame (3-6), and a pair of lower rollers (3-7) are rotatably connected between the connecting frames (3-6). The surface of the lower roller (3-7) is provided with a hard rubber layer (3-8), and the support base (3-2) is in semicircular structure.

3. The gas pipeline detection device according to claim 1, wherein The drive detection assembly (4) includes a pair of grooves (4-1) formed at both ends of the surface of the chassis (1), and a pair of guide rods (4-2) are arranged in the grooves (4-1). A drive screw (4-3) is rotatably connected in the chassis (1).

4. A gas pipeline inspection apparatus according to claim 3, wherein The drive screw (4-3) is located in the groove (4-1), and a gear (4-4) is arranged on the drive screw (4-3). A telescopic hydraulic cylinder (4-5) is fixedly connected to the top of the chassis (1), and a rack (4-6) is arranged on the output end of the telescopic hydraulic cylinder (4-5). The rack (4-6) is engaged with the gear (4-4).

5. A gas pipeline inspection apparatus according to claim 4, wherein The support (2) is provided with a sleeve frame (4-7), and a plurality of horizontal grooves (4-8) are formed in the inner side surface of the sleeve frame (4-7). Side grooves (4-9) are formed in the inner side surface of the sleeve frame (4-7), and a pair of round rods (4-10) are arranged in the side grooves (4-9). A pressure block (4-11) is slidably connected to the round rod (4-10).

6. A gas pipeline inspection apparatus according to claim 5, wherein The horizontal groove (4-8) is connected with a stud (4-12) through screwing, and the lower end of the stud (4-12) is rotatably connected with the pressure block (4-11). The upper end of the stud (4-12) is provided with a screwing block (4-13).

7. A gas pipeline inspection apparatus according to claim 5, wherein The end face of the pressure block (4-11) is arc-shaped and semicircular structure.

8. The gas pipeline inspection apparatus of claim 3, wherein, The drive screw (4-3) is a double-thread structure, and the thread directions of the two ends of the drive screw (4-3) are positive and reverse screwing respectively.

9. The gas pipeline inspection apparatus of claim 4, wherein, The inside of the chassis (1) is provided with a connecting rod (5), and the connecting rod (5) is movably sleeved with the rack (4-6).

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