Pipeline grouting compactness detection device

Abstract

The utility model discloses a pipeline mud jacking compactness detection device which comprises an outer shell, an opening is formed in the top of the outer shell, a constant knocking assembly is installed in the outer shell, and a knocking head located at the bottom of the outer shell is arranged at the bottom end of the constant knocking assembly. A power supply assembly electrically connected with the constant knocking assembly is installed on one side of the outer shell, L-shaped supporting plates are fixedly installed on the two sides of the outer shell, fixing pieces are installed at the bottoms of the L-shaped supporting plates, and a buffer abutting assembly is installed at the position, located on one side of the constant knocking assembly, in the outer shell; the device has the beneficial effects that the structure is simple, a manual knocking mode is avoided, and the influence of knocking force, angle, position and the like on the consistency of detection result data is ensured, so that data discretization is avoided, meanwhile, the probe can be ensured to be always attached to a pipeline, and the data accuracy is ensured.

Description

TECHNICAL FIELD

[0001] The utility model relates to detection device technical field, concretely related to a pipeline pressure grouting density detection device. BACKGROUND

[0002] The prestressed pipeline is also called corrugated pipe, and the pressure grouting density has important influence on the durability of the bridge, according to statistics, due to the non-dense pressure grouting, the steel strand in the prestressed pipeline is corroded, and the prestress loses in advance, which can cause the actual service life of the bridge to be shortened to one tenth of the design life, therefore, it is necessary to detect the pressure grouting density of the prestressed pipeline, for this, the pressure grouting density detection device needs to be used, and there are many kinds of currently used pressure grouting density detection devices, one of which detects the density by exciting and detecting sound waves, the detection device generally includes a probe and a hammer head, during detection, the probe is placed at the detection point determined in advance, then the position near the sensor is knocked by the hammer head to excite, and then the detection is completed.

[0003] In the prior art, the concrete density is generally judged by artificial knocking, and the amplitude waveform generated by knocking is used to judge the concrete density, and the detection method needs artificial operation, and the hammering force and the hammering angle of manual operation are uncontrollable, the knocking force is uneven, and the detection data is discrete.

[0004] For the problems in the related art, no effective solution has been proposed so far. UTILITY MODEL CONTENTS

[0005] In view of the deficiencies in the prior art, the utility model aims at providing a pipeline pressure grouting density detection device.

[0006] In order to achieve the above-mentioned purpose, the utility model is realized through the following technical scheme, a pipeline pressure grouting density detection device, including the outer shell, the top of the outer shell is equipped with the opening, the inside of the outer shell is installed with the constant knocking assembly, the bottom of the constant knocking assembly is equipped with the knocking head in the bottom of the outer shell, one side of the outer shell is installed with the power supply assembly that is electrically connected with the constant knocking assembly, both sides of the outer shell are fixedly installed with the L-shaped support plate, the bottom of the L-shaped support plate is installed with the fixed sheet, one side of the constant knocking assembly in the outer shell is installed with the buffer resistance assembly, and the bottom of the buffer resistance assembly is installed with the probe.

[0007] Preferably, the constant knocking assembly includes an assembly plate fixed in the outer shell, a driving gear is rotatably installed on one side of the assembly plate, an electric motor is installed on one end of the driving gear on the other side of the assembly plate, and driven gears are engaged on both sides of the driving gear and rotatably installed on the side wall of the assembly plate through a rotating shaft.

[0008] Preferably, a fixed sleeve is mounted on each of the driven gears, a sector gear is mounted on each of the fixed sleeves, a rack is engaged between the sector gears, and a U-shaped guide block is fixedly mounted at the bottom center of the assembly plate.

[0009] Preferably, a movable rod is integrally connected to the bottom end of the rack and movably penetrates the U-shaped guide block, the movable rod movably penetrates the bottom of the outer shell body, and the bottom end of the movable rod is fixedly connected with the knocking head.

[0010] Preferably, the buffer resistance assembly comprises a support horizontal plate fixed between the inner walls of the outer shell body, a outer connecting sleeve movably penetrates the outer shell body below the support horizontal plate, a telescopic column movably mounted in the outer connecting sleeve is connected with the support horizontal plate, a return spring is arranged on the outer connecting sleeve top outside the telescopic column and connected with the support horizontal plate, and the bottom end of the outer connecting sleeve is detachably mounted with the probe through mounting pieces and mounting holes.

[0011] Preferably, the power supply assembly comprises an outer box body fixed on one side of the outer wall of the outer shell body, an insulating inner layer is arranged on the inner wall of the outer box body, a storage battery electrically connected with the motor is mounted in the insulating inner layer, and a door is detachably mounted on one side of the outer box body.

[0012] The utility model provides a pipeline pressure grouting compactness detection device, beneficial effects are as follows:

[0013] When the constant knocking assembly works, the opening arranged on the top of the outer shell body facilitates the end to penetrate the outer shell body, the constant knocking assembly can provide power for the knocking head at a constant, the knocking head can hit at the same strength, angle and position every time, the power supply assembly can provide stable power for the constant knocking assembly, the equipment is convenient to move, the L-shaped support plate cooperates with the fixing piece to facilitate the fixing work of the outer shell body, and the buffer resistance assembly can guarantee that the probe is always in contact with the pipeline when knocking detection is carried out. ACCURATE

[0014] In order to more clearly illustrate the technical scheme in the embodiments of the utility model or the prior art, the following will briefly introduce the drawings needed to be used in the embodiments, and obviously, the drawings in the following description are only some embodiments of the utility model, and for those skilled in the art, other drawings can also be obtained according to these drawings without creating creative labor.

[0015] Figure 1 is a front view of a pipeline pressure grouting compactness detection device according to an embodiment of the present application;

[0016] Figure 2 is a front view of a constant knocking assembly in a pipeline pressure grouting compactness detection device according to an embodiment of the present application;

[0017] Figure 3 is a rear view of a constant knocking assembly in a pipeline pressure grouting compactness detection device according to an embodiment of the present application;

[0018] Figure 4 is a structural schematic view of a buffer contact assembly in a pipeline pressure grouting compactness detection device according to an embodiment of the present application;

[0019] Figure 5 is a structural schematic view of a power supply assembly in a pipeline pressure grouting compactness detection device according to an embodiment of the present application.

[0020] In the drawings:

[0021] 1, outer shell; 2, opening; 3, constant knocking assembly; 4, knocking head; 5, L-shaped support plate; 6, fixed sheet; 7, constant knocking assembly; 8, probe; 9, assembly plate; 10, driving gear; 11, motor; 12, driven gear; 13, rotating shaft; 14, fixed sleeve; 15, sector gear; 16, rack; 17, U-shaped guide block; 18, movable rod; 19, support cross plate; 20, outer connecting sleeve; 21, return spring; 22, telescopic column; 23, mounting sheet; 24, mounting hole; 25, outer box; 26, insulating inner layer; 27, storage battery; 28, door. DETAILED DESCRIPTION

[0022] The technical solutions in the embodiments of the present application will be described clearly and completely below with reference to the drawings in the embodiments of the present application. Obviously, the 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 fall within the scope of protection of the present application.

[0023] Please refer to Figures 1-5The utility model provides a pipeline pressure grouting compactness detection device, including the shell body 1, the top of shell body 1 is equipped with the opening 2, the inside installation of shell body 1 has constant knock subassembly 3, the bottom of constant knock subassembly 3 is equipped with the knock head 4 in the bottom of shell body 1, one side of shell body 1 is installed with the power supply subassembly of constant knock subassembly 3 electric connection, by being equipped with the opening 2 of shell body 1, when constant knock subassembly 3 works, the end of its convenient and wear shell body 1, the constant knock subassembly 3 of setting can with constant knock head 4 power, make the strength, angle and position of knock head 4 knock every time all be same, power supply subassembly can provide stable power for constant knock subassembly 3, the equipment of convenient and mobile, both sides of shell body 1 are fixedly installed with L shaped support plate 5, the bottom of L shaped support plate 5 is installed with fixed sheet 6, the one side of shell body 1 in constant knock subassembly 3 is installed with buffer resistance component 7, the bottom of buffer resistance component 7 is installed with probe 8, the L shaped support plate 5 of setting cooperates fixed sheet 6 and facilitates the fixed work of shell body 1, the buffer resistance component 7 of setting can guarantee probe 8 always contact with pipeline when carrying out knock detection.

[0024] In an embodiment, referring to the drawings Figures 2-3 As shown in the description, the constant knock subassembly 3 includes an assembly plate 9 fixed in the shell body 1, a driving gear 10 rotatably installed on one side of the assembly plate 9, a motor 11 installed on the other side of the assembly plate 9 at one end of the driving gear 10, a driven gear 12 meshed with the driving gear 10 on both sides of the driving gear 10, the driven gear 12 rotatably installed on the side wall of the assembly plate 9 through a rotating shaft 13, a fixed sleeve 14 installed on the driven gear 12, a sector gear 15 installed on the fixed sleeve 14, a rack 16 meshed between the sector gears 15, a U-shaped guide block 17 fixedly installed at the bottom center of the assembly plate 9, an active rod 18 integrally connected to the bottom end of the rack 16 and actively penetrating through the U-shaped guide block 17, the active rod 18 actively penetrating through the bottom of the shell body 1, and the bottom end of the active rod 18 connected and fixed with the knock head 4. The motor 11 drives the driving gear 10 to rotate, so that the two driven gears 12 rotate, the fixed sleeve 14 drives the sector gear 15 to rotate, and the rack 16 is lifted upward. When the sector gear 15 is disengaged from the rack 15, the rack 16 and the active rod 18 fall down, and the knock head 4 knocks the pipeline with constant strength, angle and position.

[0025] In an embodiment, referring to the drawings Figure 4As shown, the buffer resistance component 7 includes a support plate 19 fixed between the inner wall of the outer shell 1, the lower part of the support plate 19 is mounted with a movable through the outer connecting sleeve 20 of the outer shell 1, the outer connecting sleeve 20 is movably mounted with a telescopic column 22 connected with the support plate 19, the top of the outer connecting sleeve 20 is provided with a reset spring 21 connected with the support plate 19 outside the telescopic column 22, the bottom end of the outer connecting sleeve 20 is detachably mounted with the probe 8 through the mounting piece 23 and the mounting hole 24. The reset spring 21 provided outside the telescopic column 22 makes the outer connecting sleeve 20 always in a depressed state, so that the probe 8 connected with it through the mounting piece 23 and the mounting hole 24 is always in contact with the pipeline, ensuring that it will not be separated from the pipeline.

[0026] In an embodiment, referring to the drawings Figure 5 As shown, the power supply component includes an outer box 25 fixed on one side of the outer wall of the outer shell 1, an insulating inner layer 26 is arranged on the inner wall of the outer box 25, a storage battery 27 electrically connected with the motor 11 is arranged in the insulating inner layer 26, and a door 28 is detachably arranged on one side of the outer box 25. The storage battery 27 is arranged to supply power to the motor 11, so that it does not need external power supply, and the insulating inner layer 26 can play a protection effect.

[0027] In actual application, the opening 2 is arranged on the top of the outer shell 1, so that the end of the constant knocking component 3 can pass out of the outer shell 1 when the constant knocking component 3 works, the constant knocking component 3 can provide power to the knocking head 4 at a constant, so that the force, angle and position of each time of the knocking head 4 are the same, the power supply component can provide stable power for the constant knocking component 3, the device is convenient to move, the L-shaped support plate 5 cooperates with the fixing piece 6 to facilitate the fixing work of the outer shell 1, and the buffer resistance component 7 can ensure that the probe 8 is always in contact with the pipeline during knocking detection, the utility model has the advantages of simple structure, avoiding manual knocking, ensuring the consistency of the knocking force, angle and position which affect the detection result data, avoiding data dispersion, and ensuring that the probe 8 is always in contact with the pipeline, and ensuring data accuracy.

[0028] Although the present specification is described in terms of embodiments, not every embodiment contains only one independent technical solution, and the description manner of the specification is only for the sake of clarity, those skilled in the art should consider the specification as a whole, and the technical solutions in each embodiment can be combined appropriately to form other embodiments which can be understood by those skilled in the art.

Claims

1. A device for detecting the compactness of grouting in pipelines, characterized in that, The device includes an outer shell (1), with an opening (2) at the top. A constant striking assembly (3) is installed inside the outer shell (1). A striking head (4) is located at the bottom of the outer shell (1) at the bottom end of the constant striking assembly (3). A power supply assembly electrically connected to the constant striking assembly (3) is installed on one side of the outer shell (1). L-shaped support plates (5) are fixedly installed on both sides of the outer shell (1). A fixing piece (6) is installed at the bottom of the L-shaped support plate (5). A buffer abutment assembly (7) is installed inside the outer shell (1) on one side of the constant striking assembly (3). A probe (8) is installed at the bottom of the buffer abutment assembly (7).

2. The pipeline grouting density testing device according to claim 1, characterized in that, The constant striking assembly (3) includes an assembly plate (9) fixed inside the outer shell (1). A drive gear (10) is rotatably mounted on one side of the assembly plate (9). A motor (11) is mounted on one end of the drive gear (10) on the other side of the assembly plate (9). Driven gears (12) mesh on both sides of the drive gear (10). The driven gears (12) are rotatably mounted on the side wall of the assembly plate (9) via a rotating shaft (13).

3. The pipeline grouting density testing device according to claim 2, characterized in that, Each driven gear (12) is equipped with a fixed sleeve (14), each fixed sleeve (14) is equipped with a sector gear (15), and the sector gears (15) are meshed with a rack (16). A U-shaped guide block (17) is fixedly installed at the bottom center of the assembly plate (9).

4. The pipeline grouting density testing device according to claim 3, characterized in that, The bottom end of the rack (16) is integrally connected to a movable rod (18) that movably passes through the U-shaped guide block (17). The movable rod (18) movably passes through the bottom of the outer shell (1), and the bottom end of the movable rod (18) is connected and fixed to the striking head (4).

5. The pipeline grouting density testing device according to claim 4, characterized in that, The buffer abutment assembly (7) includes a support cross plate (19) fixed between the inner walls of the outer shell (1). An outer connecting sleeve (20) that movably penetrates the outer shell (1) is installed below the support cross plate (19). A telescopic column (22) connected to the support cross plate (19) is movably installed inside the outer connecting sleeve (20). A return spring (21) connected to the support cross plate (19) is provided on the top of the outer connecting sleeve (20) outside the telescopic column (22). The probe (8) is detachably installed at the bottom end of the outer connecting sleeve (20) through a mounting plate (23) and a mounting hole (24).

6. The pipeline grouting density testing device according to claim 5, characterized in that, The power supply assembly includes an outer casing (25) fixed to one side of the outer wall of the outer casing (1), an insulating inner layer (26) is provided on the inner wall of the outer casing (25), a battery (27) electrically connected to the motor (11) is installed in the insulating inner layer (26), and a sealing door (28) is detachably installed on one side of the outer casing (25).

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