Safety protection device of diamond drilling machine

Abstract

The utility model relates to the field of mining, and discloses a diamond drilling machine safety protection device which comprises an equipment box, an extension shaft is inserted into the bottom end of the interior of the equipment box through a rolling bearing, a protection device is arranged at the bottom end of the extension shaft, a driving part is arranged at the top of the extension shaft, and the protection device comprises a first rotating clamping block welded to the bottom end of the extension shaft. The bottom end of the first rotary clamping block is correspondingly clamped to a second rotary clamping block correspondingly arranged at the top of the second rotary clamping block through a plurality of evenly-formed first clamping grooves, a drill bit is inserted into the bottom end of the second rotary clamping block through a connecting key, a fixing sleeve is installed outside the drill bit through a sleeved rolling bearing, and fixing frames are welded to the two ends of the outer portion of the fixing sleeve. The drill bit has the following advantages and effects that the two fixing frames are controlled to move downwards through the two reset springs, the first rotary clamping block and the second rotary clamping block are separated from each other, the problem that a user is continuously hit by the counter-acting force of the drill bit is avoided, and the protection capacity is effectively guaranteed.

Description

Technical Field

[0001] The utility model relates to the technical field of mining, in particular to a safety protection device for a diamond drilling machine. Background Art

[0002] At present, drilling rigs are widely used in prospecting, railways, highways, water conservancy and electricity, etc. With the widespread application of drilling rigs, their safe use has become the focus in the field of machinery. Conventional diamond drilling rigs usually include drive motors, transmission components, operating components, and switch control components. The operator starts the drive motor by operating the switch control component.

[0003] After searching, the patent document with authorization announcement number CN205503803U discloses a diamond drilling rig safety protection device, which belongs to the field of machinery and includes a transmission shaft, a driven gear and a friction mechanism. The driven gear is connected to the transmission shaft through a bushing, and the lower end face of the driven gear is fixedly connected to the thrust bearing fixed to the lower end of the transmission shaft. The friction mechanism is installed on the upper end face of the driven gear, and the friction mechanism is positioned on the transmission shaft through a fastener installed on the transmission shaft.

[0004] However, the above design still has some shortcomings. When the drill rig is out of hand and flipped over, the above design may reverse and injure the user. Therefore, we propose a diamond drill safety protection device to solve the above problem. Utility Model Content

[0005] The utility model aims to provide a safety protection device for a diamond drill, which has the effect of preventing reverse rotation.

[0006] The above technical objectives of the utility model are achieved through the following technical solutions: A diamond drilling machine safety protection device, comprising: an equipment box, an extension shaft is inserted into the inner bottom end of the equipment box through a rolling bearing, a protection device is arranged at the bottom end of the extension shaft, and a driving component is arranged at the top of the extension shaft;

[0007] The protection device includes a rotating block 1 welded to the bottom end of the extension shaft, the bottom end of the rotating block 1 is correspondingly connected to the rotating block 2 correspondingly opened on the top of the rotating block 2 through a plurality of evenly opened slots, the bottom end of the rotating block 2 is plugged with a drill bit through a connecting key, the outside of the drill bit is installed with a fixed sleeve through a sleeved rolling bearing, the two ends of the outside of the fixed sleeve are welded with fixed frames, the tops of the two fixed frames are installed in the plug-in holes by plugging, and the ends of the two plug-in holes close to each other are installed in the equipment box by welding.

[0008] The utility model is further configured as follows: anti-dropout blocks are installed at the ends of the tops of the two fixing frames that are away from each other through welding, and the bottom ends of the two anti-dropout blocks are connected to the corresponding plug-in holes through reset springs.

[0009] By adopting the above technical solution, anti-dropping blocks are installed on the ends of the tops of the two fixing frames that are away from each other by welding, and the bottom ends of the two anti-dropping blocks are connected to the corresponding plug-in holes by reset springs, so that the displacement range of the two fixing frames is limited by the anti-dropping blocks, thereby avoiding the problem of the two fixing frames falling off when moving up and down.

[0010] The utility model is further configured as follows: the two return springs are both compression springs.

[0011] By adopting the above technical solution, by designing the two return springs as compression springs, the structural characteristics of the compression springs can be utilized to make the rotating block one and the rotating block two fall off when no downward pressure is applied, thereby preventing the reaction force of the drill bit from injuring the user's hand when the drill bit falls off.

[0012] The utility model is further configured as follows: the driving component comprises two clamping blocks symmetrically cast on the circumferential side of the extension shaft.

[0013] By adopting the above technical solution, by including two clamping blocks symmetrically cast on the circumference of the extension shaft in the driving component, the extension shaft can be inserted into the interior of the driving sleeve to achieve connection stability.

[0014] The utility model is further configured as follows: the two clamping blocks cast on the circumferential side of the extension shaft are inserted into two corresponding clamping grooves opened inside the driving shaft sleeve.

[0015] By adopting the above technical solution, the two clamping blocks cast on the circumferential side of the extension shaft are inserted into the two corresponding clamping grooves opened inside the driving shaft sleeve, so that flexible plug-in behavior is achieved and the rotational motion can be stably transmitted.

[0016] The utility model is further configured as follows: a motor is plugged into the top of the driving shaft sleeve via a connecting key.

[0017] By adopting the above technical solution, a motor is plugged into the top of the driving sleeve via a connecting key, so that the motor drives the driving sleeve at the bottom to rotate synchronously.

[0018] The utility model is further configured as follows: the top of the motor is mounted on the equipment box by bolts.

[0019] By adopting the above technical solution, by installing the top of the motor on the equipment box through bolts, a stable connection installation is achieved, avoiding the problem of connection misalignment.

[0020] The utility model is further configured as follows: a control handle is symmetrically mounted on the top of the equipment box through bolts.

[0021] By adopting the above technical solution, by symmetrically installing the control handle on the top of the equipment box through bolts, the purpose of controlling the rotation of the equipment through the control handle is achieved, and the angle adjustment capability is effectively improved.

[0022] The utility model is further configured as follows: a switch is provided on the top of the control handle, and the switch is connected to the motor through a wire.

[0023] By adopting the above technical solution, a switch is arranged on the top of the control handle, and the switch is connected to the motor through a wire, so that the start and stop of the motor can be controlled by the switch.

[0024] The utility model is further configured as follows: a protective sleeve is sleeved on the outside of the control handle.

[0025] By adopting the above technical solution and sleeved with a protective cover on the outside of the control handle, the friction of the outside of the control handle on the hand can be reduced, thereby achieving a comfortable gripping behavior.

[0026] The beneficial effects of the utility model are:

[0027] 1. The utility model controls the two fixing frames to move downward through two reset springs, so that the rotating block 1 and the rotating block 2 are separated from each other, avoiding the problem that the reaction force of the drill bit continuously hits the user, and effectively ensuring the protection capability;

[0028] 2. The utility model achieves the purpose of increasing long-distance power transmission by arranging an extension shaft at the bottom end of the driving shaft sleeve, thereby effectively improving the portability of the driving. BRIEF DESCRIPTION OF THE DRAWINGS

[0029] In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the drawings required for use in the description of the embodiments will be briefly introduced below. Obviously, the drawings described below are only some embodiments of the present invention. For ordinary technicians in this field, other drawings can be obtained based on these drawings without creative work.

[0030] Figure 1 This is a three-dimensional structural schematic diagram of a diamond drilling rig safety protection device of the utility model;

[0031] Figure 2 This is a schematic diagram of the internal structure of a diamond drilling rig safety protection device of the utility model;

[0032] Figure 3 The utility model is a schematic diagram of the structure A of a diamond drilling machine safety protection device.

[0033] In the figure, 1. equipment box; 2. extension shaft; 3. protection device; 301. rotating block 1; 302. rotating block 2; 303. drill bit; 304. fixing sleeve; 305. fixing frame; 306. plug-in hole; 307. anti-drop block; 308. reset spring; 4. driving component; 401. block; 402. driving shaft sleeve; 403. motor; 5. control handle. DETAILED DESCRIPTION

[0034] The technical solution of the utility model will be described clearly and completely below in conjunction with specific embodiments. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of them. Based on the embodiments of 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.

[0035] When a component is referred to as being "disposed on" another component, it can be directly on the other component or there can also be an intermediate component. "Disposed" indicates a way of existence, which can be a connection method such as connection, installation, fixed connection, active connection, etc. When a component is considered to be "connected" to another component, it can be directly connected to the other component or there can be an intermediate component at the same time.

[0036] Unless otherwise defined, all technical and scientific terms used herein have the same meaning as those commonly understood by those skilled in the art in the technical field of the present invention. The terms used herein in the specification of the present invention are only for the purpose of describing specific embodiments and are not intended to limit the present invention. The term "and / or" used herein includes any and all combinations of one or more related listed items.

[0037] See also Figure 1-Figure 3 The utility model provides a diamond drilling machine safety protection device, comprising: an equipment box 1, an extension shaft 2 is inserted into the bottom end of the equipment box 1 through a rolling bearing, a protection device 3 is arranged at the bottom end of the extension shaft 2, and a driving component 4 is arranged at the top of the extension shaft 2;

[0038] The protection device 3 includes a rotating block 301 welded to the bottom end of the extension shaft 2, the bottom end of the rotating block 301 is correspondingly connected to the rotating block 302 correspondingly opened on the top of the rotating block 302 through a plurality of evenly opened slots, the bottom end of the rotating block 302 is plugged with a drill bit 303 through a connecting key, the outside of the drill bit 303 is installed with a fixed sleeve 304 through a sleeved rolling bearing, the outside of the fixed sleeve 304 is welded with fixed frames 305 at both ends, the tops of the two fixed frames 305 are installed in the plug-in holes 306 by plugging, and the ends of the two plug-in holes 306 close to each other are installed in the equipment box 1 by welding.

[0039] Specifically, the ends of the tops of the two fixing frames 305 that are away from each other are both installed with anti-slip blocks 307 through welding, and the bottom ends of the two anti-slip blocks 307 are connected to the corresponding plug-in holes 306 through reset springs 308. The two reset springs 308 are compression springs. The driving component 4 includes two clamping blocks 401 symmetrically cast on the sides of the extension shaft 2. The two clamping blocks 401 cast on the sides of the extension shaft 2 are plugged into two corresponding slots opened inside the driving shaft sleeve 402. The top of the driving shaft sleeve 402 is plugged with a motor 403 through a connecting key, and the top of the motor 403 is installed on the equipment box 1 through bolts. The top of the equipment box 1 is symmetrically installed with a control handle 5 through bolts, and a switch is set on the top of the control handle 5. The switch is connected to the motor 403 through a wire, and the outside of the control handle 5 is covered with a protective cover.

[0040] By adopting the above scheme, anti-dropping blocks 307 are installed by welding on the ends of the tops of the two fixing frames 305 that are away from each other, and the bottom ends of the two anti-dropping blocks 307 are connected to the corresponding plug-in holes 306 by return springs 308, so that the displacement range of the two fixing frames 305 is limited by the anti-dropping blocks 307, so as to avoid the problem of the two fixing frames 305 falling off when moving up and down. By designing the two return springs 308 as compression springs, the structural characteristics of the compression springs are utilized to make the rotating block 1 301 and the rotating block 2 302 fall off when no downward pressure is applied, so as to avoid the problem of the reaction force of the drill bit 303 injuring the user's hand when the drill bit 303 falls off. By including two blocks 401 symmetrically cast on the sides of the extension shaft 2 in the driving component 4, the extension shaft 2 is inserted into the inside of the driving shaft sleeve 402 to achieve connection stability. 01 is plugged into the two corresponding slots inside the driving sleeve 402 to achieve flexible plug-in behavior and can stably transmit rotational motion. By plugging the motor 403 at the top of the driving sleeve 402 through the connecting key, the motor 403 drives the driving sleeve 402 at the bottom to rotate synchronously. By installing the top of the motor 403 to the equipment box 1 through bolts, a stable connection and installation is achieved to avoid the problem of connection misalignment. By symmetrically installing the control handle 5 on the top of the equipment box 1 through bolts, the purpose of controlling the rotation of the device through the control handle 5 is achieved, and the angle adjustment ability is effectively improved. By arranging a switch on the top of the control handle 5, the switch is connected to the motor 403 through a wire, and the start and stop of the motor 403 can be controlled by the switch. By sleeved with a protective cover on the outside of the control handle 5, the friction of the outside of the control handle 5 on the hand is reduced, and a comfortable holding behavior is achieved.

[0041] The above is a detailed introduction to a diamond drill safety protection device provided by the utility model. This article uses specific embodiments to explain the principle and implementation method of the utility model. The description of the above embodiments is only used to help understand the method and core idea of ​​the utility model. It should be pointed out that for ordinary technicians in this technical field, without departing from the principle of the utility model, the utility model can also be improved and modified, and these improvements and modifications also fall within the scope of protection of the claims of the utility model.

Claims

1. A diamond drilling rig safety protection device, characterized in that: include: An equipment box (1), wherein an extension shaft (2) is inserted into the bottom end of the equipment box (1) via a rolling bearing, a protection device (3) is provided at the bottom end of the extension shaft (2), and a driving component (4) is provided at the top of the extension shaft (2); The protection device (3) comprises a rotating block (301) welded to the bottom end of the extension shaft (2); the bottom end of the rotating block (301) is correspondingly connected to the rotating block (302) correspondingly opened at the top of the rotating block (302) through a plurality of evenly opened slots; a drill bit (303) is plugged into the bottom end of the rotating block (302) through a connecting key; a fixed sleeve (304) is installed on the outside of the drill bit (303) through a sleeved rolling bearing; fixed frames (305) are welded at both ends of the outside of the fixed sleeve (304); the tops of the two fixed frames (305) are installed in the plug-in holes (306) through plug-in; and the ends of the two plug-in holes (306) close to each other are installed in the equipment box (1) through welding.

2. A diamond drilling rig safety protection device according to claim 1, characterized in that: An anti-dropping block (307) is installed at one end of the top of the two fixing frames (305) away from each other by welding, and the bottom ends of the two anti-dropping blocks (307) are connected to the corresponding plug-in holes (306) by a return spring (308).

3. A diamond drilling rig safety protection device according to claim 2, characterized in that: The two return springs (308) are both compression springs.

4. A diamond drilling rig safety protection device according to claim 1, characterized in that: The driving component (4) comprises two clamping blocks (401) symmetrically cast on the circumference of the extension shaft (2).

5. A diamond drilling rig safety protection device according to claim 4, characterized in that: The two clamping blocks (401) cast on the circumferential side of the extension shaft (2) are inserted into two corresponding clamping grooves opened inside the driving shaft sleeve (402).

6. A diamond drilling rig safety protection device according to claim 5, characterized in that: The top of the driving shaft sleeve (402) is plugged with a motor (403) via a connecting key.

7. A diamond drilling rig safety protection device according to claim 6, characterized in that: The top of the motor (403) is mounted on the equipment box (1) by means of bolts.

8. A diamond drilling rig safety protection device according to claim 1, characterized in that: A control handle (5) is symmetrically mounted on the top of the equipment box (1) via bolts.

9. A diamond drilling rig safety protection device according to claim 8, characterized in that: A switch is provided on the top of the control handle (5), and the switch is connected to the motor (403) via a wire.

10. A diamond drilling rig safety protection device according to claim 8, characterized in that: The control handle (5) is sleeved with a protective sleeve on its exterior.

Images