Percussion drill with dust raising prevention function

Abstract

The utility model relates to the technical field of percussion drills, and discloses a percussion drill with a dust raising prevention function, which comprises a shell, a motor is fixedly connected to the right side of the interior of the shell, a driving shaft is fixedly connected to the driving end of the motor, fan blades are fixedly connected to the middle of the driving shaft, a filter cloth channel is fixedly connected to the interior of the left side of the shell, and the filter cloth channel is fixedly connected to the right side of the shell. A limiting ring is fixedly connected into the left side of the shell, the lower portion of the left side of the shell is in threaded connection with a collecting box, the lower portion of the left side of the shell is fixedly connected with the output end of a telescopic air pipe, the input end of the telescopic air pipe is fixedly connected with a collecting head, and the telescopic air pipe can rotate and stretch out and draw back. According to the dust collection device, the motor, the driving shaft and the fan blades are matched with one another to suck air, the air carries dust to enter the filter cloth channel, the dust is filtered and adsorbed by the filter cloth channel and then falls into the collection box, the air takes away heat in the shell and the motor, and therefore the dust collection and device heat dissipation functions are achieved.

Description

Technical Field

[0001] The utility model relates to the technical field of impact drills, in particular to an impact drill with a dust prevention function. Background Art

[0002] The development of dust-proof impact drill equipment is to solve the dust problem generated when using traditional impact drills in construction and other industrial fields. These dusts not only pose a threat to the health of operators, but also pollute the environment. In order to meet these challenges, engineers began to explore how to reduce the generation and spread of dust during the drilling process.

[0003] Existing technologies include: closed impact drill system, which prevents the spread of dust by installing a sealing cover or cover around the impact drill, dust suction function, which directly sucks the generated dust into a dust collector or central dust suction system through a dust suction pipe or dust suction system connected to the impact drill, water cooling system, when the impact drill is working, the water cooling system sprays water or other liquids directly into the drilling hole and the working area of ​​the impact drill to reduce the generation and spread of dust, low dust tools and accessories, manufacturers are developing more advanced designs of impact drills and accessories to reduce dust generation.

[0004] Traditional impact drills do not have anti-dust function, which causes a large amount of dust to be generated when the equipment is working. This dust will not only cause damage to the respiratory system of the operator, but also reduce the visibility of the construction site, affecting work efficiency and safety. Therefore, an impact drill with anti-dust function is proposed to solve the above problems. Utility Model Content

[0005] In order to make up for the above shortcomings, the utility model provides an impact drill with anti-dust function, aiming to improve the problem in the prior art that a large amount of dust is generated when the equipment is working, which damages the respiratory system of the operator and reduces the visibility at the construction site, affecting work efficiency and safety.

[0006] In order to achieve the above-mentioned purpose, the utility model adopts the following technical scheme: an impact drill with anti-dust function, comprising a shell, a motor is fixedly connected to the right side of the interior of the shell, a drive shaft is fixedly connected to the driving end of the motor, a fan blade is fixedly connected to the middle part of the drive shaft, a filter cloth channel is fixedly connected to the left side of the interior of the shell, a limit ring is fixedly connected to the left side of the interior of the shell, a collection box is threadedly connected to the lower left part of the shell, an output end of a telescopic air pipe is fixedly connected to the lower left part of the shell, an input end of the telescopic air pipe is fixedly connected to a collecting head, the telescopic air pipe can rotate and telescope, a switch is fixedly connected to the middle part of the shell, and a buffer component is arranged inside the shell, and the buffer component is used to prevent the equipment from suddenly penetrating the workpiece and being impacted.

[0007] Further, the buffer assembly includes a driven shaft, the left end of the driven shaft is fixedly connected to a fixed head, the driven shaft is rotatably connected to the left end of the shell, the left end of the drive shaft is slidably connected to the right end of the driven shaft, the middle periphery of the driven shaft is rotatably connected to a sliding block, the front and rear ends of the sliding block are rotatably connected to connecting rods, the far ends of the two connecting rods are rotatably connected to sliders, two fixed rods are fixedly connected to the left side of the shell, the two sliders slide on the peripheries of the two fixed rods respectively, and the peripheries of the two fixed rods are both sleeved with springs.

[0008] Furthermore, a non-slip pad is fixedly connected to the lower right side of the shell, and the non-slip pad is made of rubber.

[0009] Furthermore, a heat dissipation groove is provided in the middle of the interior of the shell, and the fan blades and the drive shaft are both rotatably connected inside the heat dissipation groove.

[0010] Furthermore, a heat dissipation hole is provided at the right end of the shell.

[0011] Furthermore, a plurality of evenly distributed reinforcement rods are provided on the surface of the filter cloth channel, and an annular protrusion is provided on the bottom of the collecting box.

[0012] Furthermore, a slide groove 1 is opened inside the left side of the shell, and the two connecting rods and the two sliding blocks all slide inside the slide groove 1.

[0013] Furthermore, the right end of the driving shaft is rectangular.

[0014] The utility model has the following beneficial effects:

[0015] 1. In the utility model, the motor drives the driving shaft to rotate, and the driving shaft drives the fan blades to rotate. The fan blades absorb air through the vents on both sides of the shell and the telescopic air pipe. The air will absorb the dust into the interior of the collecting head, and then enter the inner wall of the filter cloth channel through the telescopic air pipe. The air will pass through the filter cloth channel, and the dust will be filtered by the filter cloth channel and remain in the filter cloth channel, and then fall into the interior of the collection box. The air will take away the heat accumulated inside the shell and the motor through the heat dissipation groove, thereby realizing the functions of dust collection and equipment heat dissipation.

[0016] 2. In the utility model, the fixed head pushes the driven shaft to slide rightward, the driven shaft drives the sliding block to slide rightward, the sliding block pulls the two connecting rods to slide close to each other, the two connecting rods pull the two sliders to slide close to each other, and the two sliders squeeze the two springs to contract, thereby preventing sudden impact force from damaging the device and causing the device to bounce up and hit the user's hand. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] Figure 1A three-dimensional schematic diagram of an impact drill with dust prevention function proposed by the utility model;

[0018] Figure 2 This is a schematic structural diagram of a housing of an impact drill with dust prevention function proposed by the utility model;

[0019] Figure 3 This is a schematic structural diagram of a filter cloth channel of an impact drill with dust prevention function proposed by the utility model;

[0020] Figure 4 This is a schematic structural diagram of a sliding block of an impact drill with dust prevention function proposed by the utility model;

[0021] Figure 5 The utility model is a schematic structural diagram of a connecting rod of an impact drill with dust prevention function.

[0022] Legend:

[0023] 1. Shell; 2. Motor; 3. Drive shaft; 4. Fan blades; 5. Filter cloth channel; 6. Limiting ring; 7. Collecting box; 8. Telescopic air pipe; 9. Collecting head; 10. Driven shaft; 11. Fixed head; 12. Sliding block; 13. Connecting rod; 14. Fixed rod; 15. Sliding block; 16. Spring; 17. Slide groove 1; 18. Heat dissipation groove; 19. Switch; 20. Anti-slip pad. DETAILED DESCRIPTION

[0024] 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. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. 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.

[0025] Reference Figure 1-Figure 3, an embodiment of the utility model: an impact drill with anti-dust function, including a shell 1, the shell 1 is provided with vents on both the front and rear sides, the shell 1 is used to support the movement of the internal structure, a motor 2 is fixedly connected to the right side of the shell 1, the motor 2 drives the drive shaft 3 to rotate, the driving end of the motor 2 is fixedly connected to the drive shaft 3, the drive shaft 3 drives the fan blades 4 to rotate, the middle part of the drive shaft 3 is fixedly connected to the fan blades 4, the fan blades 4 absorb air to cool the inside of the shell 1, a heat dissipation groove 18 is provided in the middle part of the shell 1, the heat dissipation groove 18 provides the internal structure movement space and the air flow space, the fan blades 4 and the drive shaft 3 are both rotatably connected to the inside of the heat dissipation groove 18, a filter cloth channel 5 is fixedly connected to the left side of the shell 1, the filter cloth channel 5 is used to filter the air, and a plurality of uniformly distributed reinforcement rods are arranged on the surface of the filter cloth channel 5, and the plurality of reinforcement rods can prevent the filter cloth channel 5 from deforming, and the left side of the shell 1 is fixedly connected to the inside A limit ring 6 is connected, and the limit ring 6 is used to fasten the installation of the collecting box 7. The collecting box 7 is threadedly connected to the lower left side of the shell 1, and the collecting box 7 collects dust. The bottom of the collecting box 7 is provided with an annular protrusion, and the annular protrusion can prevent dust from passing through the bottom of the filter cloth channel 5. The output end of the telescopic air pipe 8 is fixedly connected to the lower left side of the shell 1, and the telescopic air pipe 8 can assist the movement of the collecting head 9. The input end of the telescopic air pipe 8 is fixedly connected to the collecting head 9, and a drill bit can pass through the middle of the collecting head 9. The telescopic air pipe 8 can rotate and retract. A switch 19 is fixedly connected to the middle of the shell 1, and the switch 19 can control the start of the equipment. A buffer component is provided inside the shell 1, and the buffer component is used to prevent the equipment from suddenly penetrating the processed object and being impacted. An anti-skid pad 20 is fixedly connected to the lower right side of the shell 1, and the anti-skid pad 20 can prevent the shell 1 from slipping when working. The anti-skid pad 20 is made of rubber, and a heat dissipation hole is opened at the right end of the shell 1.

[0026] Reference Figure 1 , Figure 4 and Figure 5The buffer assembly includes a driven shaft 10, which drives a fixed head 11 to rotate. The left end of the driven shaft 10 is fixedly connected to the fixed head 11, and the fixed head 11 can replace drill bits of different sizes. The driven shaft 10 is rotatably connected to the left end of the housing 1, and the left end of the driving shaft 3 is slidably connected to the right end of the driven shaft 10. The right end of the driving shaft 3 is rectangular, and the rectangular driving shaft 3 can prevent the driven shaft 10 from losing force when rotating. The middle periphery of the driven shaft 10 is rotatably connected to a sliding block 12, and the sliding block 12 pulls two connecting rods 13 to move. The front and rear ends of the sliding block 12 are rotatably connected to the connecting rod 1 3. The two connecting rods 13 pull the two sliders 15 to move. The far ends of the two connecting rods 13 are rotatably connected with the sliders 15. The two sliders 15 can squeeze the two springs 16 to contract. A slide groove 17 is provided inside the left side of the shell 1. The two connecting rods 13 and the two sliders 15 slide inside the slide groove 17. Two fixed rods 14 are fixedly connected to the left side of the shell 1. The two fixed rods 14 are used to limit and stabilize the sliding of the two sliders 15 and the two springs 16. The two sliders 15 slide on the outer periphery of the two fixed rods 14 respectively. The outer periphery of the two fixed rods 14 is sleeved with springs 16.

[0027] Working principle: before work, install the drill bit inside the fixed head 11, align the collecting box 7 with the installation position on the lower left side of the shell 1, insert it and then rotate it, the filter cloth channel 5 wraps the protrusion of the collecting box 7 on the inner side of the filter cloth channel 5, so that the collecting box 7 thread is rotated and abutted against the lower side of the limit ring 6, and then pull the telescopic air pipe 8 to move the collecting head 9, rotate the telescopic air pipe 8 to adjust the angle so that the middle of the collecting head 9 is aligned with the drill bit, and then push the collecting head 9 to make the drill bit pass through the inside of the collecting head 9, and then press the switch 19 to start the equipment, the motor 2 starts to drive the drive shaft 3 to rotate, and the drive shaft 3 drives the fan blades 4 to rotate. When the fan blades 4 rotate, they respectively absorb air through the vents on both sides of the shell 1 and the telescopic air pipe 8, and the air will absorb the dust into the inside of the collecting head 9, and then enter the inner wall of the filter cloth channel 5 through the telescopic air pipe 8. The air will pass through the filter cloth channel 5, and the dust will be filtered by the filter cloth channel 5 and remain inside the filter cloth channel 5, and then fall into the inside of the collecting box 7. After the work is completed, the collecting box 7 can be rotated to be removed and cleaned. The air will take away the heat accumulated inside the shell 1 and the motor 2 through the heat dissipation groove 18, and then leave from the right end of the shell 1. When the equipment penetrates the workpiece, the drill bit will lose support and sink suddenly, thereby the collecting head 9 and the fixed head 11 will hit the workpiece. At this time, the fixed head 11 pushes the driven shaft 10 to slide to the right, and the driven shaft 10 drives the sliding block 12 to slide to the right, and the sliding block 12 pulls the two connecting rods 13 to slide close to each other, and the two connecting rods 13 pull the two sliders 15 to slide close to each other, and the two sliders 15 squeeze the two springs 16 to contract, thereby avoiding sudden impact force to damage the equipment and causing the equipment to bounce up and hit the user's hand.

[0028] Finally, it should be noted that the above is only a preferred embodiment of the present invention and is not intended to limit the present invention. Although the present invention has been described in detail with reference to the aforementioned embodiments, those skilled in the art can still modify the technical solutions described in the aforementioned embodiments or make equivalent substitutions for some of the technical features therein. Any modifications, equivalent substitutions, improvements, etc. made within the spirit and principles of the present invention should be included in the protection scope of the present invention.

Claims

1. An impact drill with dust prevention function, comprising a housing (1), characterized in that: The right side of the interior of the shell (1) is fixedly connected to a motor (2); the driving end of the motor (2) is fixedly connected to a driving shaft (3); the middle part of the driving shaft (3) is fixedly connected to a fan blade (4); the left side of the interior of the shell (1) is fixedly connected to a filter cloth channel (5); the left side of the interior of the shell (1) is fixedly connected to a limit ring (6); the left side of the lower part of the shell (1) is threadedly connected to a collecting box (7); the left side of the lower part of the shell (1) is fixedly connected to the output end of a telescopic air pipe (8); the input end of the telescopic air pipe (8) is fixedly connected to a collecting head (9); the telescopic air pipe (8) can be rotated and telescoped; the middle part of the shell (1) is fixedly connected to a switch (19); a buffer component is arranged inside the shell (1); the buffer component is used to prevent the device from suddenly penetrating the processed object and being impacted.

2. The impact drill with dust prevention function according to claim 1, characterized in that: The buffer assembly comprises a driven shaft (10), the left end of the driven shaft (10) is fixedly connected to a fixed head (11), the driven shaft (10) is rotatably connected to the left end of the housing (1), the left end of the driving shaft (3) is slidably connected to the right end of the driven shaft (10), a sliding block (12) is rotatably connected to the middle periphery of the driven shaft (10), the front and rear ends of the sliding block (12) are rotatably connected to connecting rods (13), the two ends of the two connecting rods (13) are rotatably connected to sliders (15), the left side of the housing (1) is fixedly connected to two fixed rods (14), the two sliders (15) slide on the peripheries of the two fixed rods (14) respectively, and the peripheries of the two fixed rods (14) are sleeved with springs (16).

3. The impact drill with dust prevention function according to claim 1, characterized in that: An anti-skid pad (20) is fixedly connected to the lower right side of the housing (1), and the anti-skid pad (20) is made of rubber.

4. The impact drill with dust prevention function according to claim 1, characterized in that: A heat dissipation groove (18) is provided in the middle of the interior of the housing (1), and the fan blades (4) and the drive shaft (3) are both rotatably connected inside the heat dissipation groove (18).

5. The impact drill with dust prevention function according to claim 1, characterized in that: A heat dissipation hole is provided at the right end of the shell (1).

6. The impact drill with dust prevention function according to claim 1, characterized in that: The surface of the filter cloth channel (5) is provided with a plurality of evenly distributed reinforcement rods, and the bottom of the collection box (7) is provided with an annular protrusion.

7. The impact drill with dust prevention function according to claim 2, characterized in that: A slide groove (17) is provided inside the left side of the housing (1), and the two connecting rods (13) and the two sliding blocks (15) all slide inside the slide groove (17).

8. The impact drill with dust prevention function according to claim 2, characterized in that: The right end of the driving shaft (3) is rectangular.

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