Hammer for pile foundation detection

Abstract

The utility model relates to the technical field of pile foundation detection, and discloses a pile foundation detection hammer which comprises a side pressing plate with the top fixedly provided with a main plate, one side of the side pressing plate is connected with an attaching plate used for facilitating butt joint in a clamped mode, and one side of the attaching plate is connected with an adapter plate used for preventing position deviation in a clamped mode. And a limiting block used for facilitating adjustment is fixedly mounted at the top of the main plate, a sleeving pipe used for protection is clamped in the limiting block, and a hammer used for facilitating knocking is clamped in the sleeving pipe. According to the hammer for pile foundation detection, through cooperative arrangement of the adapter plate, the limiting block, the sleeving pipe and the hammer body, downward hammering and beating can be better conducted when the hammer is used, internal clamping and butt joint of the hammer are achieved, positioning of hammers of different models is facilitated, the phenomenon of position deviation is prevented, it is ensured that the hammer can conduct pressure applying operation according to swinging, and the practicability is high. The practicability of the device is improved, and the device is more consistent with vibration sources caused by hammering.

Description

Technical Field

[0001] The utility model relates to the technical field of pile foundation detection, in particular to a hammer for pile foundation detection. Background Art

[0002] When inspecting the quality of pile foundation projects, low-strain detection methods are often used to detect the integrity of the pile structure. The hammers used in low-strain dynamic testing are commonly hand hammers, free-fall hammers and force rods. The pulse force excited by the hammer head has a short duration, rich high-frequency components in the force spectrum, and a small wavelength. The accuracy of determining the defect location is high. For shallow defects or short piles, an iron hammer head or a small-mass hand hammer can be used. The pulse force excited by hammers or force rods made of materials such as nylon heads and hard rubber heads has rich low-frequency components, low frequency, long duration, and deep propagation depth, which is suitable for detecting deep defects or long and large piles.

[0003] Chinese patent announcement number CN214574181U discloses a hammer for pile foundation detection, which relates to the technical field of pile foundation detection. The utility model includes a mounting plate, a sledgehammer assembly and a small hammer assembly, and is characterized in that a sledgehammer assembly and a small hammer assembly are fixedly connected to the right side of the upper end surface of the mounting plate, and the sledgehammer assembly and the small hammer assembly are sequentially distributed along the width direction of the mounting plate, a rotating assembly is fixedly connected to the middle part of the upper end surface of the mounting plate, and a transmission assembly is fixedly connected to the left side of the upper end surface of the mounting plate. The utility model can select different hammer heads for use according to different situations by setting the sledgehammer assembly and the small hammer assembly, and both the soft hammer head and the hard hammer head can be detachable, which is safe to use. The rotating assembly and the transmission assembly are set to replace manual detection, reduce the labor intensity of the staff, and the force of each hammering is equal through motor drive, and can be adjusted for use, which increases work efficiency, facilitates the detection personnel, and makes the results obtained by the force sensor more accurate and reliable.

[0004] However, the utility model has the following problems when actually used:

[0005] 1. The utility model cannot achieve uniform hammering of the whole device when in use, resulting in inconsistency of the seismic source, low operating efficiency, and increased difficulty in judging the quality of the pile foundation;

[0006] 2. The utility model cannot better replace hammers of different models when the overall device is used, and the parts are not positioned and clamped, resulting in the stability of the device being to be improved and prone to loosening. Utility Model Content

[0007] 1. Technical issues to be resolved

[0008] In order to overcome the above-mentioned defects of the prior art, the utility model provides a hammer for pile foundation detection, which solves the problems in the prior art:

[0009] 1. The utility model cannot achieve uniform hammering of the whole device when in use, resulting in inconsistency of the seismic source, low operating efficiency, and increased difficulty in judging the quality of the pile foundation;

[0010] 2. The utility model cannot better replace hammers of different models when the overall device is used, and the parts are not positioned and clamped, resulting in the stability of the device to be improved and prone to loosening.

[0011] (II) Technical solution

[0012] To achieve the above objectives, the utility model is implemented through the following technical solutions: a hammer for pile foundation testing, comprising a side pressure plate with a main board fixedly installed on the top, a bonding plate for convenient docking is clamped on one side of the side pressure plate, a adapter plate for preventing position displacement is clamped on one side of the bonding plate, a limit block for convenient adjustment is fixedly installed on the top of the main board, a sleeve tube for protection is clamped inside the limit block, and a hammer for convenient knocking is clamped inside the sleeve tube.

[0013] Optionally, a connecting rod for facilitating support is fixedly connected to the top of the mainboard, and an auxiliary block for preventing loosening is fixedly installed on the top of the mainboard.

[0014] Optionally, a support rod for penetrating and inserting is clamped on one side of the side pressure plate, and a motor for driving the operation is clamped on one side of the support rod.

[0015] Optionally, a positioning ring for preventing tilting is clamped on one side of the laminating plate, and a straight plate for adjusting stretching is clamped on one side of the laminating plate.

[0016] Optionally, a clamping block for preventing tilting is fixedly connected to the bottom of the adapter plate, and pressing rings for preventing shaking are clamped on both sides of the clamping block.

[0017] Optionally, a round tube for support is fixedly mounted on the bottom of the limit block, and rotating rings for facilitating auxiliary adjustment are clamped on both sides of the limit block.

[0018] Optionally, round rods for easy disassembly are fixedly installed on both sides of the sleeve, and an adjustment ring for pressing is clamped on the top of the sleeve.

[0019] Optionally, a collar for facilitating positioning is fixedly mounted on one side of the hammer, and a supporting structure for facilitating force application is fixedly mounted on one side of the collar.

[0020] (III) Beneficial effects

[0021] The utility model provides a hammer for pile foundation detection, which has the following beneficial effects:

[0022] 1. The hammer for pile foundation testing, through the coordination of the adapter plate, the limit block, the sleeve and the hammer, can make the device better for hammering downwards when in use, realize the internal clamping and docking of the device, facilitate the positioning of hammers of different types, prevent the phenomenon of position displacement, ensure that the device can apply pressure according to the swing, increase the practicality of the device, be more consistent with the source of the hammer, and enable relevant personnel to better judge the quality of the pile foundation.

[0023] 2. The hammer for pile foundation testing, through the coordinated setting of the main board, the side pressure plate and the bonding plate, can make the device better realize the driving operation between the parts when in use, greatly saving the physical operation of the testing personnel, ensuring that the device can be adjusted in linkage, facilitating the disassembly and assembly of the parts, and better carrying out maintenance and testing in case of failure, making the overall function of the device more diversified. BRIEF DESCRIPTION OF THE DRAWINGS

[0024] Figure 1 It is a schematic diagram of the structure of the utility model;

[0025] Figure 2 This is a schematic diagram of the structure of the side pressure plate of the utility model;

[0026] Figure 3 This is a schematic diagram of the structure of the laminated board of the utility model;

[0027] Figure 4 This is a schematic diagram of the structure of the adapter plate of the utility model;

[0028] Figure 5 This is a schematic diagram of the semicircular ring structure of the utility model;

[0029] Figure 6 This is a schematic diagram of the structure of the weight added in the utility model;

[0030] Figure 7 This is a schematic diagram of the handle structure of the utility model.

[0031] In the figure: 1. main board; 2. side pressure plate; 3. bonding plate; 4. adapter plate; 5. limit block; 6. sleeve tube; 7. hammer; 8. connecting rod; 9. auxiliary block; 10. support rod; 11. motor; 12. positioning ring; 13. straight plate; 14. clamping block; 15. pressing ring; 16. round tube; 17. rotating ring; 18. round rod; 19. adjusting ring; 20. shaft ring; 21. supporting structure; 2101. semicircular ring; 2102. weight; 2103. handle. DETAILED DESCRIPTION

[0032] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0033] See also Figure 1 and Figure 2 , the utility model provides a technical solution: a hammer for pile foundation detection, in order to better realize the driving operation of the device, ensure that the overall operation is more labor-saving, and increase the practicality of the device, a device main board 1 and a side pressure plate 2 are set;

[0034] It includes a side pressure plate 2 with a main board 1 fixedly installed on the top, a connecting rod 8 for convenient support is fixedly connected to the top of the main board 1, an auxiliary block 9 for preventing loosening is fixedly installed on the top of the main board 1, a support rod 10 for penetration is clamped on one side of the side pressure plate 2, and a motor 11 for driving the operation is clamped on one side of the support rod 10. Therefore, the connection rod 8 is provided to better perform manual adjustment operations and ensure that the hand can find the force application point. The auxiliary block 9 is provided to better relieve the pressure on the top and increase the stability of the device itself. The support rod 10 is provided to cooperate with the motor 11 to realize the driving operation of the device and make the device more convenient to rotate.

[0035] See also Figure 3 and Figure 4 , in order to enable the device to be adjusted and prevent positional deviation, the laminating plate 3 and the adapter plate 4;

[0036] One side of the side pressure plate 2 is clamped with a bonding plate 3 for convenient docking, one side of the bonding plate 3 is clamped with an adapter plate 4 for preventing position displacement, one side of the bonding plate 3 is clamped with a positioning ring 12 for preventing tilting, one side of the bonding plate 3 is clamped with a straight plate 13 for adjusting stretching, the bottom of the adapter plate 4 is fixedly connected with a clamping block 14 for preventing tilting, and both sides of the clamping block 14 are clamped with pressing rings 15 for preventing shaking. Therefore, the positioning ring 12 is provided to better perform the docking and pressing of one side of the part to ensure that the device is easy to adjust, the straight plate 13 is provided to better perform the swinging adjustment operation on both sides to make the whole more integrated, and the clamping block 14 is provided to better perform the internal limit fixation to prevent sliding downward, and cooperate with the pressing ring 15 to better carry out the driving operation between the parts of the device to prevent position displacement.

[0037] See also Figure 1 , Figure 2 , Figure 5 , Figure 6 and Figure 7In order to enable the device to perform a downward knocking operation and ensure that the overall function is more perfect, a device sleeve pipe 6 and a hammer 7 are provided;

[0038] A sleeve tube 6 for protection is clamped inside the limit block 5, a hammer 7 for convenient striking is clamped inside the sleeve tube 6, round rods 18 for convenient disassembly are fixedly installed on both sides of the sleeve tube 6, an adjusting ring 19 for pressing is clamped on the top of the sleeve tube 6, a shaft collar 20 for convenient positioning is fixedly installed on one side of the hammer 7, and a supporting structure 21 for convenient force application is fixedly installed on one side of the shaft collar 20. Therefore, the round rod 18 is provided to better adjust the angle swing on both sides and realize the through insertion and docking of the device. The adjusting ring 19 is provided to press and fix the device to prevent loosening during long-term use. The shaft collar 20 is provided to better dock and fix the parts. The supporting structure 21 is provided to better assist the hammering operation and increase the practicality of the device itself.

[0039] Embodiment 1: The support structure 21 includes a semicircular ring 2101, which is fixedly mounted on one side of the support structure 21. Therefore, the semicircular ring 2101 is provided to better suspend and fix the positions of the device parts, facilitate internal penetration and docking, and make the overall operation of the device more convenient;

[0040] Embodiment 2: The support structure 21 includes a weight 2102, which is fixedly mounted on one side of the support structure 21. Therefore, the weight 2102 is set to better achieve downward weighting and pressure on one side of the device, ensuring that the device is more stable during the knocking process;

[0041] Embodiment 3: The supporting structure 21 includes a handle 2103, which is fixedly mounted on one side of the supporting structure 21. Therefore, the handle 2103 is provided to enable the device to be better manually adjusted and to ensure that the hand can better find the force application point of the device when the parts are removed for operation.

[0042] The electrical components mentioned in this article are all connected to an external main controller and 220V mains electricity, and the main controller can be a conventional known device for controlling a computer or the like.

[0043] In the utility model, the working steps of the device are as follows:

[0044] First, the limit block 5 is fixedly installed on the top of the mainboard 1, so that the device can be better supported and fixed to prevent position displacement. Secondly, the round tube 16 is fixedly installed on the bottom of the limit block 5, so that the device can be supported and fixed on the top to better relieve the pressure on the top. Then, the rotating ring 17 is clamped on both sides of the limit block 5, so that the device can be positioned and docked to prevent parts from loosening. Finally, the inside of the limit block 5 is clamped with the sleeve tube 6 to achieve angle adjustment of the device parts and increase the practicality of the device.

[0045] Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A hammer for pile foundation testing, comprising a side pressure plate (2) with a main plate (1) fixedly mounted on the top, characterized in that: A bonding plate (3) for facilitating docking is clamped on one side of the side pressure plate (2), a transfer plate (4) for preventing positional displacement is clamped on one side of the bonding plate (3), a limit block (5) for facilitating adjustment is fixedly installed on the top of the main board (1), a sleeve tube (6) for protection is clamped inside the limit block (5), and a hammer (7) for facilitating knocking is clamped inside the sleeve tube (6).

2. A pile foundation testing hammer according to claim 1, characterized in that: A connecting rod (8) for facilitating support is fixedly connected to the top of the main board (1), and an auxiliary block (9) for preventing loosening is fixedly installed on the top of the main board (1).

3. A pile foundation testing hammer according to claim 1, characterized in that: A support rod (10) for penetrating and inserting is clamped on one side of the side pressure plate (2), and a motor (11) for driving and operating is clamped on one side of the support rod (10).

4. A pile foundation testing hammer according to claim 1, characterized in that: A positioning ring (12) for preventing tilting is clamped on one side of the laminating plate (3), and a straight plate (13) for adjusting stretching is clamped on one side of the laminating plate (3).

5. A pile foundation testing hammer according to claim 1, characterized in that: A clamping block (14) for preventing tilting is fixedly connected to the bottom of the adapter plate (4), and pressing rings (15) for preventing shaking are clamped on both sides of the clamping block (14).

6. A pile foundation testing hammer according to claim 1, characterized in that: A round tube (16) for supporting is fixedly mounted on the bottom of the limit block (5), and rotating rings (17) for facilitating auxiliary adjustment are clamped on both sides of the limit block (5).

7. A pile foundation testing hammer according to claim 1, characterized in that: Round rods (18) for easy disassembly are fixedly mounted on both sides of the sleeve tube (6), and an adjustment ring (19) for pressing is clamped on the top of the sleeve tube (6).

8. A pile foundation testing hammer according to claim 1, characterized in that: A shaft ring (20) for facilitating positioning is fixedly mounted on one side of the hammer (7), and a supporting structure (21) for facilitating force application is fixedly mounted on one side of the shaft ring (20).

Images