Drilling device convenient to position and used for ground blasting

Abstract

The utility model relates to the technical field of blasting engineering, in particular to a ground blasting drilling device convenient to position. Comprising a bottom plate, a drilling groove is formed in the bottom plate, and a drilling assembly used for drilling holes in the ground is installed on the bottom plate; through the arrangement of the positioning assembly, when drilling is conducted on the ground, the hydraulic rod drives the connecting block to move vertically, the connecting block drives the fixed bottom plates to move vertically, the fixed bottom plates make contact with the ground, and the bottom plates are kept horizontal by adjusting the distance between the two sets of fixed bottom plates and the bottom plates; meanwhile, under the hinging action of a ball head shaft and a ball head seat, when the bottom plate is located at the horizontal position, the contact area of the fixed bottom plate and the ground cannot be reduced, the fixed bottom plate cannot be suspended, the bottom plate is not prone to shaking, and therefore positioning of a drill bit is facilitated, errors are not prone to occurring during drilling of the drill bit device, and the drilling efficiency is improved. And the stability of the drilling device is improved.

Description

Technical Field

[0001] The utility model belongs to the technical field of blasting engineering, and particularly relates to a drilling device for ground blasting which is convenient for positioning. Background Technique

[0002] The method of excavating rock by drilling holes, charging explosives and blasting is simply called the drill and blast method. This method has developed from the early stage of manually holding the drill rod and hammering to drill holes and detonating single explosive charges one by one with fire detonators to using a rock drilling jumbo or a multi-boom drill rig to drill holes and applying blasting techniques such as millisecond blasting, presplitting blasting and smooth blasting. Before construction, the tunneling method should be selected according to geological conditions, cross-sectional size, support method, construction period requirements, construction equipment and technology and other conditions.

[0003] After retrieval, in the prior art, the Chinese patent application number: CN201921310607.4, discloses a drilling device for ground blasting which is convenient for positioning, including a vehicle body. By arranging positioning devices on both sides of the drilling device, the positioning device includes a first positioning rod, and a fixed bottom plate is arranged at the bottom end of the second positioning rod. Fixing holes are symmetrically arranged on the fixed bottom plate. Before drilling, first align the drilling device with the pre-calculated position, and then fix the second positioning rod to the ground by using the fixing holes on the fixing plate. At this time, start the drilling device. As the drilling progresses, by arranging chutes on both sides of the inner wall of the cavity, sliders are installed on both sides of one end of the second positioning rod located in the cavity. By the action of the chute and the slider, the second positioning rod can slowly slide into the cavity in the first positioning rod as the drilling progresses, and is not easily affected. Beneficial effects: Such a device has a simple structure, is convenient to use, liberates manpower, and has a good positioning device and is not easily affected by tremors.

[0004] However, the device still has the following defects:

[0005] This device positions the drilling device through the positioning device. Due to the variable working environment of the drilling device, when the ground is uneven or on a slope with an inclined angle, the positioning device may have a situation where some support positions are suspended, resulting in the overall shaking of the equipment, which is not conducive to the positioning of the drill bit, and thus is not convenient for the drilling device to carry out drilling work, making the drilling prone to errors. Content of the Utility Model

[0006] The purpose of the utility model is to provide a drilling device for ground blasting which is convenient for positioning. Through the arranged positioning assembly, under the articulated action of the ball head shaft and the ball head seat, when the bottom plate is in a horizontal position, the contact area between the fixed bottom plate and the ground will not be reduced, so that the fixed bottom plate will not be suspended, making the base not prone to shaking, thus facilitating the positioning of the drill bit, making the drill bit device not prone to errors during drilling, and improving the stability of the drilling device, so as to solve the problems proposed in the above background technique.

[0007] To achieve the above object, the utility model provides the following technical solution: a drilling device for ground blasting that is convenient for positioning, including a bottom plate, a drilling groove is opened on the bottom plate, a drilling component for drilling the ground is installed on the bottom plate, a lifting component for driving the drilling component to move vertically is installed on the bottom plate, and two positioning components for positioning the drilling device are installed on the lifting component;

[0008] The positioning component includes a mounting plate, the mounting plate is installed on the lifting component, a hydraulic rod is installed on the mounting plate, the output end of the hydraulic rod penetrates through the mounting plate, a connecting block is installed on the output end of the hydraulic rod, a threaded groove is opened at the bottom of the connecting block, and a positioning mechanism is installed at the bottom of the connecting block.

[0009] Further, the positioning mechanism includes a first connecting rod, one end of the first connecting rod is threadedly connected in the threaded groove, a ball head shaft is installed at the end of the first connecting rod far from the connecting block, a ball head seat is hinged on the ball head shaft, and a fixed bottom plate is installed at the bottom of the ball head seat.

[0010] Further, the positioning mechanism includes a tapered head, a second connecting rod is installed on the tapered head, and the end of the second connecting rod far from the tapered head is threadedly connected in the threaded groove.

[0011] Further, the lifting component includes a mounting frame, the mounting frame is installed on the bottom plate, a cylinder is installed at the top of the mounting frame, the output end of the cylinder penetrates through the mounting frame, and a moving plate is installed on the output end of the cylinder.

[0012] Further, guiding grooves are opened on both inner walls of the mounting frame, guiding blocks are slidably connected in the two guiding grooves, and the two guiding blocks are respectively installed at both ends of the moving plate.

[0013] Further, the lifting component further includes a measuring rod, one end of the measuring rod is installed on the inner wall of the top of the mounting frame, the other end of the measuring rod is installed on the bottom plate, and the measuring rod is slidably connected to the moving plate.

[0014] Further, the drilling component includes a fixed frame, the fixed frame is installed at the bottom of the moving plate, and a motor is installed on the fixed frame.

[0015] Further, the output end of the motor penetrates through the fixed frame, a drill rod is drivingly connected to the output end of the motor, and a drill bit is installed at one end of the drill rod.

[0016] The beneficial effects of the utility model are:

[0017] 1. Through the setting of the positioning component, when drilling the ground, the hydraulic rod drives the connecting block to move vertically, so that the connecting block drives the fixed bottom plate to move vertically, making the fixed bottom plate contact the ground. By adjusting the distance between the two fixed bottom plates and the bottom plate, the bottom plate is kept horizontal. At the same time, under the hinge action of the ball head shaft and the ball head seat, when the bottom plate is in a horizontal position, the contact area between the fixed bottom plate and the ground will not decrease, so that the fixed bottom plate will not be suspended, and the bottom plate is not easy to shake, thus facilitating the positioning of the drill bit, making the drill bit device not easy to have errors during drilling, and improving the stability of the drilling device;

[0018] 2. Through the setting of the tapered head, when the drilling device drills on uneven ground, by replacing the fixed bottom plate with the tapered head, the tapered head can be inserted into the ground, thereby positioning the drilling device, enabling the drilling device to perform drilling operations on different grounds, and thus improving the flexibility of the drilling device.

[0019] Other features and advantages of the present utility model will be described in the subsequent description, and, in part, will be obvious from the description or will be understood by implementing the present utility model. The objectives and other advantages of the present utility model can be achieved and obtained through the structures pointed out in the description and the drawings. BRIEF DESCRIPTION OF THE DRAWINGS

[0020] In order to more clearly illustrate the technical solutions in the embodiments of the present utility model or the prior art, the following will briefly introduce the drawings required for use in the description of the embodiments or the prior art. Obviously, the drawings in the following description are some embodiments of the present utility model. For those of ordinary skill in the art, without creative efforts, other drawings can also be obtained based on these drawings.

[0021] Figure 1 Shows a schematic structural diagram according to Embodiment 1 of the present utility model;

[0022] Figure 2 Shows a partial structural diagram of the mounting bracket according to Embodiment 1 of the present utility model;

[0023] Figure 3 Shows a schematic structural diagram of the connecting block according to Embodiment 1 of the present utility model;

[0024] Figure 4 Shows a schematic structural diagram of the positioning component according to Embodiment 2 of the present utility model.

[0025] In the figure: 110, bottom plate; 120, drilling groove; 210, mounting frame; 211, guiding groove; 220, cylinder; 230, moving plate; 231, guiding block; 240, measuring rod; 310, fixing frame; 320, motor; 330, drill rod; 340, drill bit; 410, mounting plate; 420, hydraulic rod; 430, connecting block; 431, threaded groove; 440, first connecting rod; 441, ball head shaft; 450, ball head seat; 460, fixed bottom plate; 470, taper head; 471, second connecting rod. Specific embodiments

[0026] To make the objectives, technical solutions, and advantages of the embodiments of the present utility model clearer, the technical solutions in the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present utility model. Apparently, the described embodiments are some but not all of the embodiments of the present utility model. All other embodiments obtained by those of ordinary skill in the art based on the embodiments of the present utility model without creative efforts shall fall within the protection scope of the present utility model.

[0027] The present utility model provides a technical solution: a drilling device for ground blasting that is easy to position.

[0028] Embodiment 1

[0029] Please refer to Figures 1-3 , which includes a bottom plate 110. A drilling groove 120 is formed in the bottom plate 110. A drilling assembly for drilling the ground is installed on the bottom plate 110. A lifting assembly for driving the drilling assembly to move vertically is installed on the bottom plate 110. Two positioning assemblies for positioning the drilling device are installed on the lifting assembly;

[0030] The positioning assembly includes a mounting plate 410. The mounting plate 410 is installed on the lifting assembly. A hydraulic rod 420 is installed on the mounting plate 410. The output end of the hydraulic rod 420 penetrates through the mounting plate 410. A connecting block 430 is installed on the output end of the hydraulic rod 420. A threaded groove 431 is formed at the bottom of the connecting block 430. A positioning mechanism is installed at the bottom of the connecting block 430.

[0031] When drilling with the drilling device, the hydraulic rod 420 drives the connecting block 430 to move vertically, so that the connecting block 430 drives the positioning mechanism to move vertically, and the positioning mechanism contacts the ground, thereby positioning the drilling device and making it not easy to shake during drilling, improving the stability of the drilling device.

[0032] The positioning mechanism includes a first connecting rod 440. One end of the first connecting rod 440 is threadedly connected in the threaded groove 431. A ball head shaft 441 is installed at the end of the first connecting rod 440 away from the connecting block 430. A ball head seat 450 is hinged on the ball head shaft 441. A fixed bottom plate 460 is installed at the bottom of the ball head seat 450.

[0033] Through the threaded connection setting of the first connecting rod 440 and the connecting block 430, when the positioning mechanism is damaged, it is convenient to replace the positioning mechanism, so that it is not necessary to replace the entire positioning component, improving the convenience of later maintenance of the drilling device. The settings of the ball head shaft 441 and the ball head seat 450, under the hinge action of the ball head shaft 441 and the ball head seat 450, when the bottom plate 110 is in a horizontal position, the fixed bottom plate 460 will rotate according to the inclination angle of the ground, so that the fixed bottom plate 460 can fit on the ground, and the contact area between the fixed bottom plate 460 and the ground will not decrease, so that the fixed bottom plate 460 will not be suspended, making the bottom plate 110 not prone to shaking, thus facilitating the positioning of the drilling device and making the drill bit device not prone to errors during drilling, improving the stability of the drilling device.

[0034] The lifting component includes a mounting frame 210. The mounting frame 210 is installed on the bottom plate 110. A cylinder 220 is installed at the top of the mounting frame 210. The output end of the cylinder 220 penetrates the mounting frame 210, and a moving plate 230 is installed on the output end of the cylinder 220.

[0035] When drilling the ground, the cylinder 220 drives the moving plate 230 to move vertically, so that the moving plate 230 drives the drilling component to move vertically, and the drilling component drills the ground.

[0036] Guide grooves 211 are opened on both inner walls of the mounting frame 210. Two guide blocks 231 are slidably connected in the two guide grooves 211. The two guide blocks 231 are respectively installed at both ends of the moving plate 230.

[0037] The guide grooves 211 and the guide blocks 231 are provided to guide the moving plate 230, so that the moving plate 230 can remain stable during the moving process.

[0038] The lifting component further includes a measuring rod 240. One end of the measuring rod 240 is installed on the inner wall of the top of the mounting frame 210. The other end of the measuring rod 240 is installed on the bottom plate 110. The measuring rod 240 is slidably connected to the moving plate 230.

[0039] The arrangement of the measuring rod 240 enables the moving plate 230 to drive the drilling assembly to move. When the drilling assembly moves, the distance of the movement of the drilling assembly can be observed through the measuring rod 240, so that the drilling depth of the drilling assembly can be observed, and the drilling depth of the drilling assembly can be controlled according to actual needs.

[0040] The drilling assembly includes a fixing frame 310 which is installed at the bottom of the moving plate 230, and a motor 320 is installed on the fixing frame 310.

[0041] The output end of the motor 320 penetrates through the fixing frame 310, and a drill rod 330 is drivingly connected to the output end of the motor 320. A drill bit 340 is installed at one end of the drill rod 330.

[0042] When drilling the ground, the motor 320 drives the drill rod 330 to rotate, and the drill rod 330 drives the drill bit 340 to rotate, so that the drill bit 340 drills the ground.

[0043] Embodiment 2

[0044] Please refer to Figure 4 , the same parts will not be repeated. The difference from Embodiment 1 is as follows:

[0045] The positioning mechanism includes a taper head 470, and a second connecting rod 471 is installed on the taper head 470. The end of the second connecting rod 471 away from the taper head 470 is threadedly connected in the thread groove 431.

[0046] When the ground is uneven, the first connecting rod 440 is removed, and then the second connecting rod 471 is installed. The fixed base plate 460 is replaced with the taper head 470, and under the action of the hydraulic rod 420, the taper head 470 is inserted into the ground, so as to position the base plate 110, so that the uneven ground will not affect the drilling device, and the drilling device can perform drilling operations on different grounds, thereby improving the flexibility of the drilling device.

[0047] Specifically, the internal electrical connection structures of the air cylinder 220, the motor 320 and the hydraulic rod 420 are well-known to those skilled in the art and will not be elaborated here. The electrical components appearing in this application are externally connected to a power supply when in use.

[0048] The circuits, electrical components and modules involved are all prior arts and can be fully realized by those skilled in the art without further explanation. The content protected by the present utility model does not involve improvements to software.

[0049] The control mode of this application document is automatically controlled by a controller. The control circuit of the controller can be implemented by simple programming by those skilled in the art, which belongs to the common general knowledge in the art. And this application document is mainly used to protect mechanical devices, so the control mode and circuit connection will not be explained in detail in this application document.

[0050] Although the present utility model has been described in detail with reference to the foregoing embodiments, those of ordinary skill in the art should understand that: they can still modify the technical solutions recorded in the foregoing embodiments, or perform equivalent replacements on some of the technical features; and these modifications or replacements do not cause the essence of the corresponding technical solutions to deviate from the spirit and scope of the technical solutions of the embodiments of the present utility model.

Claims

1. A drilling device for surface blasting that is convenient for positioning, characterized in that: It includes a bottom plate (110) with a drilling groove (120) formed thereon. A drilling component for drilling the ground is installed on the bottom plate (110), a lifting component for driving the drilling component to move vertically is installed on the bottom plate (110), and two positioning components for positioning the drilling device are installed on the lifting component. The positioning component includes a mounting plate (410) which is installed on the lifting component. A hydraulic rod (420) is installed on the mounting plate (410). The output end of the hydraulic rod (420) penetrates through the mounting plate (410). A connecting block (430) is installed on the output end of the hydraulic rod (420). A threaded groove (431) is formed at the bottom of the connecting block (430), and a positioning mechanism is installed at the bottom of the connecting block (430).

2. The drilling device for ground blasting that is easy to position according to claim 1, wherein: The positioning mechanism includes a first connecting rod (440). One end of the first connecting rod (440) is threadedly connected in the threaded groove (431). A ball head shaft (441) is installed at the end of the first connecting rod (440) away from the connecting block (430). A ball head seat (450) is hinged on the ball head shaft (441), and a fixed bottom plate (460) is installed at the bottom of the ball head seat (450).

3. A drilling device for ground blasting that is easy to position according to claim 1, characterized in that: The positioning mechanism includes a taper head (470). A second connecting rod (471) is installed on the taper head (470). The end of the second connecting rod (471) away from the taper head (470) is threadedly connected in the threaded groove (431).

4. The drilling device for surface blasting that is convenient for positioning according to claim 3, wherein: The lifting component includes a mounting frame (210) which is installed on the bottom plate (110). A cylinder (220) is installed at the top of the mounting frame (210). The output end of the cylinder (220) penetrates through the mounting frame (210), and a moving plate (230) is installed on the output end of the cylinder (220).

5. The drilling device for ground blasting that is easy to position according to claim 4, characterized in that: Guide grooves (211) are formed on both inner walls of the mounting frame (210). Guide blocks (231) are slidably connected in the two guide grooves (211), and the two guide blocks (231) are respectively installed at both ends of the moving plate (230).

6. The drilling device for surface blasting that is convenient for positioning according to claim 5, wherein: The lifting component further includes a measuring rod (240). One end of the measuring rod (240) is installed on the top inner wall of the mounting frame (210), the other end of the measuring rod (240) is installed on the bottom plate (110), and the measuring rod (240) is slidably connected to the moving plate (230).

7. The drilling device for ground blasting that is convenient for positioning according to claim 6, wherein: The drilling component includes a fixing frame (310) which is installed at the bottom of the moving plate (230). A motor (320) is installed on the fixing frame (310).

8. A drilling device for ground blasting that is convenient for positioning according to claim 7, characterized in that: The output end of the motor (320) penetrates through the fixing frame (310). A drill rod (330) is drivingly connected to the output end of the motor (320), and a drill bit (340) is installed at one end of the drill rod (330).

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