Rectangular foundation trench hole forming device and method capable of achieving rapid unearthing

Abstract

The invention discloses a rectangular foundation trench hole forming device and method capable of achieving rapid soil discharging, and belongs to the field of capital construction equipment.The rectangular foundation trench hole forming device comprises a mounting support, a rectangular hole forming frame, vibration devices and an auger soil discharging device.The mounting support is mounted at the output end of an excavator, the multiple vibration devices are mounted at the bottom end of the mounting support, and the rectangular hole forming frame is mounted at the output ends of the vibration devices; the driving device is installed on the installation support, the top end of the drill rod penetrates through the installation support and is fixedly connected with the output end of the driving device, the bottom end of the drill rod penetrates through and extends out of the rectangular hole forming frame, and the drill rod is slidably connected with the top wall of the rectangular hole forming frame; the auger blade is fixedly wound on the side wall of the drill rod, and soil outlet holes are formed in the side wall of the rectangular hole forming frame. The rectangular forming hole frame extends downwards into soil through the vibration device, the auger blades rotate to synchronously smash the soil and discharge the soil in the rectangular forming hole frame out of the soil outlet holes, rapid construction of the rectangular foundation trench is completed, and the working efficiency is improved.

Description

Technical Field

[0001] The invention belongs to the field of infrastructure equipment, and in particular relates to a fast-excavation rectangular foundation trench hole-making device and method. Background Art

[0002] During the construction of civil engineering projects, it is often necessary to excavate some rectangular foundation trenches at intervals. In the prior art, workers can rely on shovels to dig. Manual excavation of rectangular foundation trenches is not only time-consuming and labor-intensive, but may also result in over-excavation and under-excavation of the size and depth of the rectangular foundation trench. Excavation can also be carried out by an excavator, but the size and depth of the excavator may not meet the standards, resulting in over-excavation and under-excavation; and due to the movement structure of the excavator bucket, rectangular foundation trenches smaller than the size of the excavator bucket cannot be excavated. It is urgent for those skilled in the art to propose a rectangular trench hole-forming device that can quickly and accurately excavate a rectangular foundation trench to improve work efficiency. Summary of the invention

[0003] In view of this, the present invention provides a rectangular foundation trench hole-making device and method for rapid excavation, which are used to solve the above-mentioned problems.

[0004] In order to achieve the above object, the present invention adopts the following technical solution:

[0005] A rectangular foundation trench hole-forming device for rapid excavation comprises: a mounting bracket, a rectangular hole-forming frame, a vibrating device and an auger excavating device, wherein the mounting bracket is mounted on the output end of an excavator, a plurality of the vibrating devices are mounted on the bottom end of the mounting bracket, the rectangular hole-forming frame is fixedly mounted on the output ends of the plurality of the vibrating devices, the auger excavating device comprises a driving device, a drill rod and an auger blade, the driving device is mounted on the mounting bracket, the top end of the drill rod passes through the mounting bracket and is fixedly connected to the output end of the driving device, the drill rod passes through the rectangular hole-forming frame, and the bottom end extends out of the rectangular hole-forming frame, the drill rod is slidably connected to the top wall of the rectangular hole-forming frame; the auger blade is fixedly wound around the side wall of the drill rod, and an excavation hole is arranged on the side wall of the rectangular hole-forming frame.

[0006] Furthermore, the vibration device is a pneumatic vibration hammer, a plurality of the pneumatic vibration hammers are mounted on the bottom end of the mounting bracket, and the rectangular hole-forming frame is fixedly mounted on the output ends of the plurality of the pneumatic vibration hammers.

[0007] Furthermore, the driving device is a hydraulic motor, the mounting bracket is U-shaped, the hydraulic motor is mounted in the mounting bracket, and the output end of the hydraulic motor is fixedly connected to the top end of the drill rod.

[0008] Furthermore, the two auger blades are fixedly wound around the side wall of the drill pipe.

[0009] Furthermore, a first tooth is provided at the bottom end of the rectangular hole-forming frame.

[0010] Furthermore, a second tooth is provided at the bottom end of the auger blade.

[0011] Furthermore, the auger excavation device also includes a plurality of soil crushing cones, and the plurality of soil crushing cones are installed at the bottom end of the auger blades.

[0012] Furthermore, it also includes a plurality of hydraulic cylinders, which are respectively arranged between the rectangular hole-forming frame and the plurality of pneumatic vibration hammers.

[0013] Furthermore, scale lines are arranged on the side walls of the rectangular hole-forming frame.

[0014] A method for quickly excavating a rectangular foundation trench hole comprises the following steps:

[0015] S1. Install the mounting bracket at the output end of the excavator so that the rectangular hole frame and the drill rod are vertically downward and located directly above the target foundation trench to be constructed;

[0016] S2. The excavator makes the bottom end of the drill rod against the center of the construction position on the ground, and the first tooth against the ground;

[0017] S3. Start the pneumatic vibratory hammer and the hydraulic motor, the pneumatic vibratory hammer continuously vibrates the rectangular hole frame downward, the rectangular hole frame continuously extends into the soil to cut a rectangular base groove; at the same time, the hydraulic motor drives the drill rod to rotate, so that the bottom end of the drill rod gradually extends into the soil, the auger blades continuously rotate with the drill rod to break up the soil in the rectangular hole frame, and the broken soil is transmitted upward in the rectangular hole frame, and discharged from the rectangular hole frame through the unearthed hole;

[0018] S4. The hydraulic cylinder extends downward to hold the pneumatic vibrating hammer, so that the rectangular hole-making frame continues to make holes deeper in the soil. The drill rod and the auger blades rotate synchronously to transport the soil on the rectangular hole-making frame upward and remove it;

[0019] S5. The excavator pulls the rectangular hole-making frame out of the soil by installing the bracket and contracting the hydraulic cylinder to complete the drilling of the rectangular foundation trench.

[0020] The beneficial effects of the present invention are:

[0021] The present invention has a plurality of pneumatic vibration hammers that vibrate the rectangular hole-forming frame downward, so that the rectangular hole-forming frame is continuously and quickly extended into the soil; in the process of the rectangular hole-forming frame forming a hole in the soil, the hydraulic motor rotates to drive the drill rod to drill into the soil, and at the same time drives the auger blades to rotate to break up the soil in the rectangular hole-forming frame, and the rotation of the drill rod and the auger blades is synchronized to continuously transport the broken soil upward, and discharge it through the unearthed holes on the side walls of the rectangular hole-forming frame, thereby realizing the rapid and efficient construction of the rectangular foundation trench; the first teeth at the bottom end of the rectangular hole-forming frame can improve the efficiency of the rectangular hole-forming frame extending into the soil; the second teeth or soil-breaking cones provided at the bottom end of the auger blades can quickly break up the soil, and help the auger blades to continuously extend into the soil as the drill rod rotates. BRIEF DESCRIPTION OF THE DRAWINGS

[0022] In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings required for use in the embodiments or the description of the prior art will be briefly introduced below. Obviously, the drawings described below are only embodiments of the present invention. For ordinary technicians in this field, other drawings can be obtained based on the provided drawings without paying creative work.

[0023] Figure 1 It is a schematic structural diagram of a rectangular foundation trench hole-making device for rapid excavation of Example 1 and Example 2.

[0024] Figure 2 It is a front view of a rectangular foundation trench hole-making device for rapid excavation of Example 1 and Example 2.

[0025] Figure 3 for Figure 2 AA section view in.

[0026] Figure 4 This is a schematic diagram of the structure of the drill rod and auger blades of Example 1.

[0027] Figure 5 This is a schematic diagram of the structure of the drill rod and auger blades of Example 2.

[0028] Figure 6 for Figure 5 A partial enlarged view of B.

[0029] Figure 7 This is a schematic structural diagram of a rectangular foundation trench drilling device for rapid excavation according to Example 3.

[0030] Figure 8 This is a front view of a rectangular foundation trench drilling device for rapid excavation in Example 3.

[0031] Among them, in the figure:

[0032] 10-mounting bracket, 20-rectangular hole-forming frame, 21-excavation hole, 22-first tooth, 23-scale line, 30-pneumatic vibration hammer, 40-auger excavation device, 41-hydraulic motor, 42-drill rod, 43-auger blade, 431-second tooth, 44-soil crushing cone, 50-hydraulic cylinder. DETAILED DESCRIPTION

[0033] The following will be combined with the drawings in the embodiments of the present invention to clearly and completely describe the technical solutions in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the present invention.

[0034] Example 1

[0035] See attached Figure 1-4 The present invention provides a rectangular foundation trench hole-forming device for rapid excavation, comprising: a mounting bracket 10, a rectangular hole-forming bracket 20, a vibrating device and an auger excavation device 40, wherein the mounting bracket 10 is mounted at the output end of the excavator, a plurality of vibrating devices are mounted at the bottom end of the mounting bracket 10, the rectangular hole-forming bracket 20 is fixedly mounted at the output end of the plurality of vibrating devices, the auger excavation device 40 comprises a driving device, a drill rod 42 and an auger blade 43, the driving device is mounted on the mounting bracket 10, the top end of the drill rod 42 passes through the mounting bracket 10 and is connected to the driving device The output end of the device is fixedly connected, the drill rod 42 passes through the rectangular hole-forming frame 20, and the bottom end extends out of the rectangular hole-forming frame 20, and the drill rod 42 is slidably connected to the top wall of the rectangular hole-forming frame 20; the auger blade 43 is fixedly wound on the side wall of the drill rod 42, and the four side walls of the rectangular hole-forming frame 20 are all provided with unearthed holes 21; the bottom end of the rectangular hole-forming frame 20 is provided with a first tooth 22, which helps the rectangular hole-forming frame 20 to extend into the soil; the four side walls of the rectangular hole-forming frame 20 are also provided with scale lines 23, which can help to timely understand the hole depth of the rectangular foundation trench. A plurality of vibration devices jointly vibrate the rectangular hole-forming frame 20 downward, and the rectangular hole-forming frame 20 continuously extends into the soil; at the same time, the driving device drives the drill rod 42 to rotate and continuously drill into the soil, and at the same time drives the auger blades 43 to rotate to break up the soil in the rectangular hole-forming frame 20. When the rectangular hole-forming frame 20 reaches the target depth, the driving device causes the auger blades 43 to rotate in the opposite direction, so that the broken-up soil in the rectangular hole-forming frame 20 can be continuously transported upward and discharged through the unearthed holes 21 on the side walls of the rectangular hole-forming frame 20, thereby realizing the rapid and efficient construction of the rectangular foundation trench.

[0036] Specifically, the vibration device is a pneumatic vibration hammer 30, a plurality of pneumatic vibration hammers 30 are mounted at the bottom end of the mounting bracket 10, and a rectangular hole-forming frame 20 is fixedly mounted at the output end of the plurality of pneumatic vibration hammers 30. The driving device is a hydraulic motor 41, the mounting bracket 10 is U-shaped, the hydraulic motor 41 is mounted in the mounting bracket 10, and the output end of the hydraulic motor 41 is fixedly connected to the top end of the drill rod 42. Two auger blades 43 are provided, and the two auger blades 43 are fixedly wound on the side wall of the drill rod 42. The auger excavation device 40 also includes a plurality of soil crushing cones 44, and the plurality of soil crushing cones 44 are mounted at the bottom end of the auger blades 43.

[0037] Example 2

[0038] See attached Figure 1-3 , 5 and 6, the difference between this embodiment and embodiment 1 is that the auger excavation device 40 in this embodiment does not include a soil crushing cone 44, and the bottom end of the auger blade 43 is not provided with a soil crushing cone 44, but the bottom end of the auger blade 43 is provided with a second tooth 431, such as Figure 6 .

[0039] Example 3

[0040] The difference between this embodiment and embodiments 1 and 2 is that a fast-excavating rectangular foundation trench drilling device in this embodiment also includes a plurality of hydraulic cylinders 50, which are respectively arranged between a rectangular drilling frame 20 and a plurality of pneumatic vibratory hammers 30. After the rectangular drilling frame 20 has been excavated downward to a certain depth, the hydraulic cylinders 50 extend downward to support the pneumatic vibratory hammers 30, thereby helping the rectangular drilling frame 20 to continue drilling holes into deeper soil.

[0041] Example 4

[0042] A method for quickly excavating a rectangular foundation trench hole comprises the following steps:

[0043] S1. The mounting bracket 10 is installed at the output end of the excavator so that the rectangular hole frame 20 and the drill rod 42 are vertically downward and located directly above the target foundation trench to be constructed;

[0044] S2. The excavator makes the bottom end of the drill rod 42 against the center of the construction position on the ground, while the first tooth 22 against the ground;

[0045] S3. The pneumatic vibrating hammer 30 and the hydraulic motor 41 are started. The pneumatic vibrating hammer 30 continuously vibrates the rectangular hole-forming frame 20 downward, and the rectangular hole-forming frame 20 continuously extends into the soil to cut out a rectangular foundation groove. At the same time, the hydraulic motor 41 drives the drill rod 42 to rotate, so that the bottom end of the drill rod 42 gradually extends into the soil. The auger blade 43 breaks up the soil in the rectangular hole-forming frame 20 as the drill rod 42 continuously rotates, and the broken soil is transmitted upward in the rectangular hole-forming frame 20 and discharged from the rectangular hole-forming frame 20 through the unearthed hole 21.

[0046] S4. The hydraulic cylinder 50 extends downward to hold the pneumatic vibrating hammer 30, so that the rectangular hole frame 20 continues to form holes deeper into the soil, and the drill rod 42 and the auger blade 43 rotate synchronously to transport the soil of the rectangular hole frame 20 upward and remove it;

[0047] S5. The excavator pulls the rectangular hole-forming frame 20 out of the soil by contracting the mounting bracket 10 and the hydraulic cylinder 50, thereby completing the drilling of the rectangular foundation trench.

[0048] The above is only a specific embodiment of the present invention, and the common knowledge such as the known specific structure and characteristics in the scheme is not described in detail here. It should be pointed out that for those skilled in the art, several deformations and improvements can be made without departing from the structure of the present invention, which should also be regarded as the protection scope of the present invention, and these will not affect the effect of the implementation of the present invention and the practicality of the patent. The scope of protection required by this application shall be based on the content of its claims, and the specific implementation methods and other records in the specification can be used to interpret the content of the claims.

[0049] In this specification, each embodiment is described in a progressive manner, and each embodiment focuses on the differences from other embodiments. The same or similar parts between the embodiments can be referred to each other. For the device disclosed in the embodiment, since it corresponds to the method disclosed in the embodiment, the description is relatively simple, and the relevant parts can be referred to the method part.

[0050] The above description of the disclosed embodiments enables one skilled in the art to implement or use the present invention. Various modifications to these embodiments will be apparent to one skilled in the art, and the general principles defined herein may be implemented in other embodiments without departing from the spirit or scope of the present invention. Therefore, the present invention will not be limited to the embodiments shown herein, but rather to the widest scope consistent with the principles and novel features disclosed herein.

Claims

1. A rectangular foundation trench drilling device for rapid excavation, characterized in that: include: A mounting bracket (10), a rectangular hole-forming frame (20), a vibration device and an auger excavation device (40), wherein the mounting bracket (10) is mounted on the output end of the excavator, a plurality of the vibration devices are mounted on the bottom end of the mounting bracket (10), the rectangular hole-forming frame (20) is fixedly mounted on the output ends of the plurality of the vibration devices, the auger excavation device (40) comprises a driving device, a drill rod (42) and an auger blade (43), the driving device is mounted on the mounting bracket (10), the top end of the drill rod (42) passes through the mounting bracket (10) and is fixedly connected to the output end of the driving device, the drill rod (42) passes through the rectangular hole-forming frame (20), and the bottom end extends out of the rectangular hole-forming frame (20), the drill rod (42) is slidably connected to the top wall of the rectangular hole-forming frame (20); the auger blade (43) is fixedly wound on the side wall of the drill rod (42), and the side wall of the rectangular hole-forming frame (20) is provided with an excavation hole (21).

2. A rectangular foundation trench drilling device for rapid excavation according to claim 1, characterized in that: The vibration device is a pneumatic vibration hammer (30), a plurality of the pneumatic vibration hammers (30) are mounted on the bottom end of the mounting bracket (10), and the rectangular hole-forming frame (20) is fixedly mounted on the output ends of the plurality of the pneumatic vibration hammers (30).

3. A rectangular foundation trench drilling device for rapid excavation according to claim 1, characterized in that: The driving device is a hydraulic motor (41), the mounting bracket (10) is U-shaped, the hydraulic motor (41) is mounted in the mounting bracket (10), and the output end of the hydraulic motor (41) is fixedly connected to the top end of the drill rod (42).

4. A rectangular foundation trench drilling device for rapid excavation according to claim 1, characterized in that: The number of the auger blades (43) is two, and the two auger blades (43) are fixedly wound around the side wall of the drill rod (42).

5. A rectangular foundation trench drilling device for rapid excavation according to claim 1, characterized in that: The bottom end of the rectangular hole-forming frame (20) is provided with a first tooth (22).

6. A rectangular foundation trench drilling device for rapid excavation according to claim 1, characterized in that: The bottom end of the auger blade (43) is provided with a second tooth (431).

7. A rectangular foundation trench drilling device for rapid excavation according to claim 1, characterized in that: The auger excavation device (40) further comprises a plurality of soil crushing cones (44), wherein the plurality of soil crushing cones (44) are mounted at the bottom end of the auger blade (43).

8. A rectangular foundation trench drilling device for rapid excavation according to claim 2, characterized in that: It also comprises a plurality of hydraulic cylinders (50), wherein the plurality of hydraulic cylinders (50) are respectively arranged between the rectangular hole-forming frame (20) and the plurality of pneumatic vibration hammers (30).

9. A rectangular foundation trench drilling device for rapid excavation according to claim 1, characterized in that: The side wall of the rectangular hole-forming frame (20) is provided with scale lines (23).

10. A method for quickly excavating a rectangular foundation trench, characterized in that: The steps include: S1. The mounting bracket (10) is installed at the output end of the excavator so that the rectangular hole frame (20) and the drill rod (42) are vertically downward and located directly above the target foundation trench to be constructed; S2. The excavator makes the bottom end of the drill rod (42) against the center of the construction position on the ground, while the first tooth (22) against the ground; S3. The pneumatic vibrating hammer (30) and the hydraulic motor (41) are started, the pneumatic vibrating hammer (30) continuously vibrates the rectangular hole-forming frame (20) downward, and the rectangular hole-forming frame (20) continuously extends into the soil to cut out a rectangular foundation groove; at the same time, the hydraulic motor (41) drives the drill rod (42) to rotate, so that the bottom end of the drill rod (42) gradually extends into the soil, and the auger blade (43) breaks up the soil in the rectangular hole-forming frame (20) as the drill rod (42) continuously rotates, and the broken soil is transmitted upward in the rectangular hole-forming frame (20), and discharged from the rectangular hole-forming frame (20) through the unearthed hole (21); S4. The hydraulic cylinder (50) extends downward to hold the pneumatic vibrating hammer (30), so that the rectangular hole-forming frame (20) continues to form holes deeper into the soil, and the drill rod (42) and the auger blade (43) rotate synchronously to transport the soil of the rectangular hole-forming frame (20) upward and remove it; S5. The excavator pulls the rectangular hole-forming frame (20) out of the soil by contracting the mounting bracket (10) and the hydraulic cylinder (50), thereby completing the drilling of the rectangular foundation trench.

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