CN216741367U - A drilling device for construction engineering survey - Google Patents

Abstract

A drilling device for constructional engineering investigation comprises a mounting frame, wherein struts are arranged on two sides below the mounting frame, a base is arranged at the bottom end of each strut, a fixed anchor rod is arranged on the base, a drill rod control device is arranged above the mounting frame and comprises a rotating shaft, the rotating shaft is fixedly connected with a drill rod through a coupler, a drill bit is arranged at the bottom end of the drill rod, the rotating shaft is fixedly connected with an output shaft of a motor, the motor is fixed on a pressure plate, a hydraulic telescopic rod is arranged between the pressure plate and the mounting frame, a guide gear disc is fixedly arranged in the middle of the drill rod, limiting gear shafts are arranged on two sides of the guide gear disc, the base is fixed on the ground through the fixed anchor rod, the guide gear disc in the middle of the drill rod is matched with the limiting gear shafts on two sides to limit the transverse displacement of the drill rod, the drill rod is prevented from shifting.

Description

A drilling device for construction engineering survey

technical field

The utility model relates to the technical field of drilling equipment, in particular to a drilling device used for construction engineering investigation.

Background technique

Construction engineering survey refers to the activities of surveying, mapping, surveying and testing terrain, geology and hydrology, and providing corresponding results and data to meet the needs of planning, design, construction, operation and comprehensive management of engineering construction, using drilling equipment To explore the structure of the underground soil layer, the drill pipe in the drilling device will be offset during the drilling process. It is necessary to use a solid base to fix the drilling equipment. Most of the existing equipment uses positioning pins to strengthen the base and ground installation. However, during the installation of the pin bolt, it will cause great vibration to the base and the equipment on it, and it is necessary to guide and limit the deviation of the drill pipe. The existing equipment mostly uses a simple guide sleeve to limit the translation of the drill pipe. During the excursion of the drill pipe, the force point between the guide sleeve and the drill pipe is single, which is easy to be damaged and has a short service life.

Utility model content

In order to solve the technical problems mentioned in the above-mentioned background art, an embodiment of the present utility model provides a drilling device for construction engineering investigation, including an installation frame, and two sides below the installation frame are provided with pillars, and the bottom ends of the pillars are A base is provided, a fixed anchor rod is arranged on the base, the fixed anchor rod is threadedly matched with the base, and a drill rod control device is arranged above the mounting frame, and the drill rod control device includes a rotating shaft, and the rotating shaft passes through the base. The coupling is fixedly connected with the drill pipe, the bottom end of the drill pipe is provided with a drill bit, the rotating shaft is fixedly connected to the output shaft of the motor, the motor is fixed on the pressure plate, and the pressure plate and the mounting frame are connected. A hydraulic telescopic rod is arranged between the drill rods, a guide gear plate is fixed in the middle of the drill rod, limit gear shafts are arranged on both sides of the guide gear plate, and the limit gear shafts on both sides are respectively matched with both sides of the guide gear plate. .

Preferably, the limit gear shaft is arranged below the mounting frame.

Preferably, the top end of the limit gear shaft is rotatably mounted on the lower surface of the mounting frame through a first rotating shaft, and the bottom end of the limit gear shaft is rotatably connected to one end of a bearing plate through a second rotating shaft, and the bearing plate The other end is fixedly connected to the pillar.

Preferably, each group of bases is provided with a plurality of sets of fixed anchor rods, the base is provided with a threaded sleeve inside, and the side wall of the fixed anchor rod is provided with an external thread matched with the threaded sleeve.

The beneficial effects brought by the technical solutions provided by the embodiments of the present utility model include at least:

1. The utility model adopts a fixed anchor rod to fix the base on the ground. The fixed anchor rod is gradually augered into the ground by cooperating with the threaded sleeve. During the installation process of the fixed anchor rod, it gradually rotates and moves down, and the vibration of the base is affected. Smaller, and thus less interference with the stand above the base.

2. The utility model uses the guide gear plate in the middle of the drill rod and the limit gear shafts on both sides to limit the lateral displacement of the drill rod to prevent the drill rod from shifting. The limit gear shaft is in the process of rotation of the drill rod. It will also follow the rotation in the middle, making the movement and rotation of the drill pipe more stable, and the force point of the guide gear plate and the limit gear shaft can be constantly changed, reducing the loss of a single force point and increasing the service life.

Description of drawings

In order to illustrate the technical solutions in the embodiments of the present invention more clearly, the following briefly introduces the accompanying drawings used in the description of the embodiments. Obviously, the drawings in the following description are only some implementations of the present invention. For example, for those of ordinary skill in the art, other drawings can also be obtained from these drawings without any creative effort.

Fig. 1 is the overall structure schematic diagram of the present utility model;

FIG. 2 is a schematic diagram of the installation structure of the guide gear plate and the limit gear shaft.

In the drawings shown, the mounting frame 1, the pillar 2, the base 3, the fixed anchor rod 4, the threaded sleeve 5, the rotating shaft 6, the drill rod 7, the drill bit 8, the motor 9, the pressure plate 10, the hydraulic telescopic rod 11, the guide gear Disk 12 , limit gear shaft 13 , first rotating shaft 14 , second rotating shaft 15 , bearing plate 16 .

Detailed ways

In order to make the objectives, technical solutions and advantages of the present utility model clearer, the embodiments of the present utility model will be further described in detail below with reference to the accompanying drawings.

It should be noted that when an element is referred to as being "disposed on" another element, it can be directly on the other element or intervening elements may also be present. When an element is referred to as being "fixed to" another element, it can be directly connected to the other element or intervening elements may also be present.

In the present invention, unless otherwise stated, the directional words used such as "up, down, left and right" generally refer to up, down, left and right as shown in FIG. 1 . "Inside and outside" means inside and outside on a specific profile. "Far and near" means far and near relative to a component.

As shown in FIGS. 1-2 , a drilling device for construction engineering survey provided by an embodiment of the present invention includes an installation frame 1 , and pillars 2 are arranged on both sides of the lower part of the installation frame 1 , and the bottom of the pillar 2 is The end is provided with a base 3, the base 3 is provided with a fixed anchor rod 4, the fixed anchor rod 4 is threadedly matched with the base 3, each group of bases 3 is provided with a plurality of sets of fixed anchor rods 4, and the base 3 is internally provided There is a threaded sleeve 5, the side wall of the fixed anchor rod 4 is provided with an external thread matched with the threaded sleeve 5, a drill rod 7 control device is provided above the mounting frame 1, and the drill rod 7 control device includes a rotating shaft 6, The rotary shaft 6 is fixedly connected with the drill rod 7 through a coupling, the bottom end of the drill rod 7 is provided with a drill bit 8, the rotary shaft 6 is fixedly connected to the output shaft of the motor 9, and the motor 9 is fixed on the On the pressure plate 10, a hydraulic telescopic rod 11 is arranged between the pressure plate 10 and the mounting frame 1, a guide gear plate 12 is fixedly arranged in the middle of the drill pipe 7, and limit positions are arranged on both sides of the guide gear plate 12 The gear shaft 13, the limit gear shafts 13 on both sides are respectively matched with the two sides of the guide gear plate 12, the limit gear shaft 13 is arranged under the mounting frame 1, and the top of the limit gear shaft 13 passes through the first rotating shaft 14 is rotatably mounted on the lower surface of the mounting frame 1 , the bottom end of the limit gear shaft 13 is rotatably connected to one end of the bearing plate 16 through the second rotating shaft 15 , and the other end of the bearing plate 16 is fixedly connected to the pillar 2 .

After the base 3 is placed in the installation position, the mounting frame 1 on it is preliminarily fixed, and the base 3 is fixed on the ground by using the fixed anchor rod 4, and the fixed anchor rod 4 is gradually augered underground by cooperating with the threaded sleeve 5 In addition, a plurality of fixed anchor rods 4 fix the base 3 on the ground. During the installation process of the fixed anchor rods 4, it gradually rotates and moves downward, and the vibration to the base 3 is small, so that the interference to the bracket on the base 3 is small. , the fixed anchor rod 4 can firmly fix the base 3 on the ground, so as to prevent the equipment on the base 3 from shifting due to shaking during the drilling process of the drill bit 8 . The hydraulic telescopic rod 11 can control the pressure plate 10 to move in the vertical direction, thereby driving the drill rod 7 and the drill bit 8 to move down and down to perform drilling work. The rotating shaft 6 drives the drill rod 7 and the drill bit 8 to rotate. The rotary shaft 6 in the control device of the rod 7 drives the drill rod 7 to rotate during the downward movement under the control of the motor 9 and the hydraulic telescopic rod 11 to complete the drilling work of the drill rod 7 and the drill bit 8. The gear plate 12 cooperates with the limit gear shafts 13 on both sides to limit the lateral displacement of the drill rod 7 to prevent the drill rod 7 from shifting. The limit gear shaft 13 will also follow the rotation of the drill rod 7 during the rotation. , so that the movement and rotation of the drill rod 7 is more stable, the force point of the guide gear plate 12 and the limit gear shaft 13 can be changed continuously, the loss of a single force point is reduced, and the service life is increased.

It should be noted that, in this document, relational terms such as first and second are used only to distinguish one entity or operation from another entity or operation, and do not necessarily require or imply any relationship between these entities or operations. any such actual relationship or sequence exists. Moreover, the terms "comprising", "comprising" or any other variation thereof are intended to encompass a non-exclusive inclusion such that a process, method, article or device comprising a list of elements includes not only those elements, but also includes not explicitly listed or other elements inherent to such a process, method, article or apparatus.

Those of ordinary skill in the art can understand that all or part of the steps of implementing the above embodiments can be completed by hardware, or can be completed by instructing relevant hardware through a program, and the program can be stored in a computer-readable storage medium. The storage medium mentioned may be a read-only memory, a magnetic disk or an optical disk, etc.

The above are only preferred embodiments of the present invention, and are not intended to limit the present invention. Any modifications, equivalent replacements, improvements, etc. made within the spirit and principles of the present invention shall be included in the present invention. within the scope of protection of the utility model.

Claims (4)

1. A drilling device for constructional engineering investigation is characterized by comprising a mounting frame, wherein two sides below the mounting frame are provided with pillars, the bottom end of the pillar is provided with a base, the base is provided with a fixed anchor rod, the fixed anchor rod is in threaded fit with the base, a drill rod control device is arranged above the mounting frame and comprises a rotating shaft which is fixedly connected with a drill rod through a coupling, the bottom end of the drill rod is provided with a drill bit, the rotating shaft is arranged on an output shaft of the motor and fixedly connected with the motor, the motor is fixed on the pressure plate, a hydraulic telescopic rod is arranged between the pressure plate and the mounting frame, the middle part of drilling rod is fixed and is provided with the leading gear dish, the both sides of leading gear dish are provided with spacing gear shaft, and the spacing gear shaft of both sides cooperatees with leading gear dish both sides respectively.

2. A drilling apparatus for constructional engineering investigations as claimed in claim 1, wherein said limit gear shaft is disposed below the mounting bracket.

3. The drilling rig for the constructional engineering investigation of claim 2, wherein the top end of the limit gear shaft is rotatably mounted with the lower surface of the mounting bracket through a first rotating shaft, the bottom end of the limit gear shaft is rotatably connected with one end of the bearing plate through a second rotating shaft, and the other end of the bearing plate is fixedly connected with the pillar.

4. A drilling apparatus for constructional engineering investigation as claimed in claim 1, wherein a plurality of sets of anchor rods are provided on each set of base, a threaded sleeve is provided within the base, and the side walls of the anchor rods are provided with external threads for mating with the threaded sleeve.

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