Percussion drill shell structure with waste collecting function

Abstract

The utility model discloses a percussion drill shell structure with a waste material collecting function, and particularly relates to the technical field of percussion drills, in the percussion drill shell structure, generated waste materials can be effectively and smoothly collected and conveyed to a waste material collecting system through orderly arrangement of an exhaust fan and assembly sleeves, the waste material collecting efficiency is improved, and the production cost is reduced. The design of the control assembly and the positioning assembly ensures that the assembly sleeve is stably connected during working and is not prone to disengagement or dislocation, so that the working efficiency and safety are improved, vibration and impact can be effectively absorbed through the arrangement of the elastic torsional spring, meanwhile, the situation that the assembly sleeve shifts during working is avoided through connection with the rotating roller, and the service life of the assembly sleeve is prolonged. Normal operation of the device is guaranteed, the assembly sleeves are arranged in sequence and connected in a sliding mode, a waste collecting channel is smooth, blocking and accumulation are avoided, the working process is neater and more efficient through the waste collecting function, the production efficiency is improved, and a good working environment is created for a production site.

Description

Technical Field

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

[0002] At present, when using a small drill or a large drill for drilling operations, a lot of debris is easily splashed out. For example, drilling holes in a household wall can easily cause a large area of ​​the wall to be contaminated, resulting in flying dust, which not only affects the normal construction of the operator, but also affects the construction environment;

[0003] In the prior art, a Chinese patent with publication number CN210732351U discloses an impact drill housing structure with waste collection and telescopic functions, which is composed of a first sleeve, a second sleeve and a third sleeve with diameters increasing step by step, which cooperate with each other to form a housing. The fourth sleeve is docked at the tail of the third sleeve, and a through hole is provided in the fourth sleeve; a bearing matching the drill bit is installed on the inner ring of the first sleeve, and a dust suction port and a collection box installation port are respectively provided on the outer periphery of the fourth sleeve, and the collection box is fixed to the fourth sleeve through the collection box installation port; the first fixing strips are evenly distributed on the inner ring of the third sleeve, and a first groove is provided on each first fixing strip; the second fixing strips are evenly distributed on the inner ring of the second sleeve, and a second groove is provided on each second fixing strip; and the third fixing strips are arranged on the inner ring of the third sleeve. The utility model can realize manual telescopic extension of the sleeve by setting fixing strips and grooves, and can prevent the sleeve from sliding out by setting a limiting bottom ring and a retaining ring, which effectively prevents dust during operation and avoids wall contamination;

[0004] The above patent can prevent dust during operation to a certain extent and avoid wall contamination. However, in actual work, since there is no further positioning between the multiple shells and the impact drill will have large vibrations during operation, it will cause sliding and contraction between the multiple sleeves, resulting in insufficient stability. For this reason, we propose an impact drill shell structure with a waste collection function to solve the above problems. Utility Model Content

[0005] The utility model aims to solve the problem of sliding and shrinking between multiple sleeves and insufficient stability in the prior art or related art.

[0006] To this end, the technical solution adopted in this utility model is:

[0007] A shell structure of an impact drill with a waste collection function comprises a shell body, wherein a plurality of assembly sleeves are arranged near the output end of the impact drill, the plurality of assembly sleeves are sleeved in sequence, and the diameters of the plurality of assembly sleeves decrease in sequence, an exhaust fan for waste collection is installed at one end of the shell body away from the assembly sleeve, the plurality of assembly sleeves are slidably sleeved in sequence, the end faces of the plurality of assembly sleeves close to each other are fixedly connected with control components for preventing themselves from being separated from adjacent assembly sleeves, the ends of the plurality of assembly sleeves away from the exhaust fan are fixedly connected with positioning components, and the axes of the plurality of assembly sleeves coincide.

[0008] Preferably, the control assembly comprises a plurality of moving rings, and the plurality of moving rings are fixedly connected to one end of a plurality of mounting sleeves close to the exhaust fan, and the axes of the moving rings and the mounting sleeves coincide with each other.

[0009] Preferably, one end of each of the plurality of assembly sleeves away from the exhaust fan is fixedly connected to a limit ring, and the limit ring coincides with the axis of the assembly sleeve.

[0010] Preferably, the inner diameter of the limiting ring is smaller than the outer diameter of the moving ring, a guide groove is provided at the bottom of the inner wall of the assembly sleeve, a guide roller is fixedly connected to the bottom of the outer surface of the assembly sleeve, the guide roller is placed in the guide groove and is slidably connected to the guide groove wall.

[0011] Preferably, the positioning assembly includes a plurality of mounting grooves, the plurality of mounting grooves are disposed on the top of one end of the plurality of mounting sleeves away from the exhaust fan, and the mounting grooves are distributed on both sides of the mounting sleeves.

[0012] Preferably, the two mounting grooves on the matching sleeve are symmetrically distributed about the axis of the matching sleeve, a rotating roller is built into the mounting groove, one end of the rotating roller is rotatably connected to the bottom of the inner cavity of the mounting groove, and an elastic torsion spring is sleeved on one end of the rotating roller in the mounting groove.

[0013] Preferably, the elastic torsion spring is placed in the mounting groove, and one end of the elastic torsion spring is fixedly connected to the inner wall of the mounting groove, and the other end of the elastic torsion spring is fixedly connected to the rotating roller, and the end of the rotating roller away from the mounting groove is fixedly connected to a fixing seat, and the side of the fixing seat away from the axis of the assembly sleeve is fixedly connected to a positioning half ring, and the outer surface of the assembly sleeve is provided with a positioning ring groove matching the positioning half ring, and the positioning half ring is slidably connected to the groove wall of the positioning ring groove.

[0014] By adopting the above technical solution, the beneficial effects achieved by the utility model are as follows:

[0015] The utility model can effectively collect and transmit the generated waste to the waste collection system through the orderly arrangement of the exhaust fan and each assembly sleeve, thereby improving the waste collection efficiency. The design of the control component and the positioning component ensures that the assembly sleeve is stably connected during work and is not easy to be separated or misplaced, thereby improving work efficiency and safety. The setting of the elastic torsion spring can effectively absorb vibration and impact. At the same time, through the connection with the rotating roller, the displacement of the assembly sleeve during work is avoided, thereby ensuring the normal operation of the device. The assembly sleeves are arranged in sequence and slidably connected, so that the waste collection channel is unobstructed, avoiding blockage and accumulation, and ensuring the smooth progress of the production process. The waste collection function makes the working process neater and more efficient, saves cleaning time, improves production efficiency, and creates a good working environment for the production site. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] Figure 1 It is a schematic diagram of the overall structure of the utility model.

[0017] Figure 2 It is a schematic diagram of the connection structure of multiple assembly sleeves of the utility model.

[0018] Figure 3 For this utility model Figure 2 Enlarged structural diagram at A in the middle.

[0019] Figure 4 It is a schematic diagram of the connection structure between the positioning component and the assembly sleeve of the utility model.

[0020] Figure 5 For this utility model Figure 4 Enlarged structural diagram at B in the middle.

[0021] In the figure: 1. Shell body; 101. Exhaust fan; 2. Assembly sleeve; 3. Control assembly; 301. Moving ring; 302. Limiting ring; 303. Guide groove; 304. Guide roller; 4. Positioning assembly; 401. Mounting groove; 402. Rotating roller; 403. Elastic torsion spring; 404. Fixed seat; 405. Positioning half ring; 406. Positioning ring groove. DETAILED DESCRIPTION

[0022] 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.

[0023] Example: Figure 1-Figure 5As shown, the utility model provides a shell structure of an impact drill with a waste collection function, including a shell body 1, a plurality of assembly sleeves 2 are arranged near the output end of the impact drill on the shell body 1, the plurality of assembly sleeves 2 are sleeved in sequence, the diameters of the plurality of assembly sleeves 2 decrease in sequence, an exhaust fan 101 for waste collection is installed at one end of the shell body 1 away from the assembly sleeve 2, the plurality of assembly sleeves 2 are slidably sleeved in sequence, the end surfaces of the plurality of assembly sleeves 2 close to each other are fixedly connected with a control component 3 for preventing themselves from being separated from the adjacent assembly sleeves 2, the ends of the plurality of assembly sleeves 2 away from the exhaust fan 101 are fixedly connected with a positioning component 4, and the plurality of assembly sleeves 2 are fixedly connected with one end thereof. The axes coincide. During the use of the impact drill, waste will be generated and discharged through the output end of the impact drill. The exhaust fan 101 is installed at one end of the shell body 1, and the generated waste is sucked into the assembly sleeve 2 by suction. Multiple assembly sleeves 2 are arranged in sequence and connected by sliding to ensure a smooth waste collection process. The control component 3 used to fix the adjacent assembly sleeves 2 prevents the assembly sleeves 2 from being detached or misplaced during operation, ensuring that the waste can smoothly pass through each assembly sleeve 2 into the waste collection system. The positioning component 4 used to stabilize itself is installed at the end of the assembly sleeve 2 to ensure that the positions of each component are stable when the overall device is unfolded, and will not loosen or shift.

[0024] In order to prevent the multiple assembly sleeves 2 from being separated from each other during use, a plurality of movement rings 301 are provided in the control component 3. The plurality of movement rings 301 are fixedly connected to one end of the multiple assembly sleeves 2 close to the exhaust fan 101. The movement ring 301 coincides with the axis of the assembly sleeve 2. The ends of the multiple assembly sleeves 2 away from the exhaust fan 101 are fixedly connected to a limiting ring 302. The limiting ring 302 coincides with the axis of the assembly sleeve 2. The inner diameter of the limiting ring 302 is smaller than the outer diameter of the movement ring 301. The bottom of the inner wall of the assembly sleeve 2 is provided with a guide groove 303. The bottom of the outer surface of the assembly sleeve 2 is fixedly connected with a guide roller 303. 04, the guide roller 304 is placed in the guide groove 303 and is slidably connected thereto, and the multiple moving rings 301 coincide with the axis of the assembly sleeve 2. The sliding connection ensures that the assembly sleeve 2 will not be separated or misplaced during operation, thereby enhancing the stability of the overall structure. The design of the limit ring 302 can ensure that the assembly sleeve 2 can also maintain a fixed connection at the end away from the exhaust fan 101, avoiding loosening or displacement of the assembly sleeve 2 during operation, thereby ensuring smooth collection and transmission of waste materials. The setting of the guide groove 303 and the guide roller 304 enables the assembly sleeve 2 to maintain the correct position and direction during operation.

[0025] A plurality of mounting grooves 401 are provided in the positioning component 4. The plurality of mounting grooves 401 are opened at the top of one end of the plurality of mounting sleeves 2 away from the exhaust fan 101. The mounting grooves 401 are distributed on both sides of the mounting sleeve 2. The mounting grooves 401 on both sides are symmetrically distributed along the axis of the mounting sleeve 2. A rotating roller 402 is built into the mounting groove 401. One end of the rotating roller 402 is rotatably connected to the bottom of the inner cavity of the mounting groove 401. An elastic torsion spring 403 is sleeved at one end of the rotating roller 402 in the mounting groove 401. The elastic torsion spring 403 is placed in the mounting groove 401. One end of the elastic torsion spring 403 is fixedly connected to the inner wall of the mounting groove 401. The other end of the elastic torsion spring 403 is fixedly connected to the rotating roller 402. One end of the rotating roller 402 away from the mounting groove 401 is fixedly connected to a fixing seat 404. The fixing seat A positioning half ring 405 is fixedly connected to the side 404 away from the axis of the assembly sleeve 2, and a positioning ring groove 406 matching the positioning half ring 405 is opened on the outer surface of the assembly sleeve 2. The positioning half ring 405 is slidably connected to the groove wall of the positioning ring groove 406. When the assembly sleeve 2 is unfolded, its positioning half ring 405 is fixed in the positioning ring groove 406 under the action of the elastic torsion spring 403. The design of the mounting groove 401, the rotating roller 402 and the positioning half ring 405 enables the assembly sleeve 2 to achieve precise positioning during work, ensuring the stability and working efficiency of the device. The setting of the elastic torsion spring 403 can effectively absorb vibration and impact. At the same time, through the connection with the rotating roller 402, the displacement of the assembly sleeve 2 during work is avoided, thereby ensuring the normal operation of the device.

[0026] Working principle: When using this device, during the use of the impact drill, waste will be generated and discharged through the output end of the impact drill. The exhaust fan 101 is installed at one end of the shell body 1, and the generated waste is sucked into the assembly sleeve 2 by suction. Multiple assembly sleeves 2 are arranged in sequence and connected by sliding to ensure a smooth waste collection process. The control component 3 used to fix the adjacent assembly sleeves 2 prevents the assembly sleeves 2 from being detached or misplaced during operation, ensuring that the waste can smoothly pass through each assembly sleeve 2 into the waste collection system. The positioning component 4 used to stabilize itself is installed at the end of the assembly sleeve 2 to ensure that the positions of each component are stable when the overall device is unfolded, and will not loosen or shift. Multiple moving rings 301 coincide with the axis of the assembly sleeve 2, and the sliding connection ensures that the assembly sleeve 2 will not be detached or misplaced during operation, thereby enhancing the stability of the overall structure. The design of the limit ring 302 can ensure that the assembly sleeve 2 can also maintain a fixed connection at the end away from the exhaust fan 101, avoiding the assembly sleeve 2 from loosening or shifting during operation, thereby ensuring the smooth collection and Transmission, the setting of the guide groove 303 and the guide roller 304 enables the assembly sleeve 2 to maintain the correct position and direction during operation. When the assembly sleeve 2 is unfolded, its positioning half ring 405 is fixed in the positioning ring groove 406 under the action of the elastic torsion spring 403. The design of the mounting groove 401, the rotating roller 402 and the positioning half ring 405 enables the assembly sleeve 2 to achieve accurate positioning during operation, ensuring the stability and working efficiency of the device. The setting of the elastic torsion spring 403 can effectively absorb vibration and impact. At the same time, through the connection with the rotating roller 402, the displacement of the assembly sleeve 2 during operation is avoided, thereby ensuring the normal operation of the device. The assembly sleeve 2 is arranged in sequence and slidably connected to make the waste collection channel unobstructed and avoid blockage and accumulation. The design of the control component 3 and the positioning component 4 ensures that the assembly sleeve 2 is stably connected during operation and is not easy to disengage or dislocate, thereby improving working efficiency and safety. The waste collection function makes the working process neater and more efficient, saves cleaning time, improves production efficiency, and is more stable to use than existing devices.

[0027] Obviously, those skilled in the art can make various changes and modifications to the present invention without departing from the spirit and scope of the present invention. Thus, if these modifications and variations of the present invention fall within the scope of the claims of the present invention and their equivalents, the present invention is also intended to include these modifications and variations.

Claims

1. An impact drill housing structure with a waste collection function, characterized in that: The invention comprises a shell body (1), wherein a plurality of assembly sleeves (2) are arranged near the output end of the impact drill on the shell body (1), the plurality of assembly sleeves (2) are arranged in sequence, the diameters of the plurality of assembly sleeves (2) are successively reduced, an exhaust fan (101) for waste collection is installed on one end of the shell body (1) away from the assembly sleeve (2), the plurality of assembly sleeves (2) are slidably sleeved in sequence, the end surfaces of the plurality of assembly sleeves (2) close to each other are fixedly connected with a control component (3) for preventing the assembly sleeves (2) from being separated from the adjacent assembly sleeves (2), the ends of the plurality of assembly sleeves (2) away from the exhaust fan (101) are fixedly connected with a positioning component (4), and the axes of the plurality of assembly sleeves (2) coincide.

2. The impact drill housing structure with waste collection function according to claim 1, characterized in that: The control assembly (3) comprises a plurality of movement rings (301), wherein the plurality of movement rings (301) are fixedly connected to one end of a plurality of assembly sleeves (2) close to the exhaust fan (101), and the axis of the movement ring (301) coincides with the axis of the assembly sleeve (2).

3. The impact drill housing structure with waste collection function according to claim 2, characterized in that: One end of each of the plurality of assembly sleeves (2) away from the exhaust fan (101) is fixedly connected to a limit ring (302), and the limit ring (302) coincides with the axis of the assembly sleeve (2).

4. The impact drill housing structure with waste collection function according to claim 3, characterized in that: The inner diameter of the limit ring (302) is smaller than the outer diameter of the moving ring (301); the bottom of the inner wall of the assembly sleeve (2) is provided with a guide groove (303); the bottom of the outer surface of the assembly sleeve (2) is fixedly connected with a guide roller (304); the guide roller (304) is placed in the guide groove (303) and the guide roller (304) is slidably connected to the groove wall of the guide groove (303).

5. The impact drill housing structure with waste collection function according to claim 1, characterized in that: The positioning assembly (4) comprises a plurality of mounting grooves (401), wherein the plurality of mounting grooves (401) are disposed on the top of one end of the plurality of mounting sleeves (2) away from the exhaust fan (101), and the mounting grooves (401) are distributed on both sides of the mounting sleeves (2).

6. The impact drill housing structure with waste collection function according to claim 5, characterized in that: The two mounting grooves (401) located on the mounting sleeve (2) are symmetrically distributed about the axis of the mounting sleeve (2); a rotating roller (402) is built into the mounting groove (401); one end of the rotating roller (402) is rotatably connected to the bottom of the inner cavity of the mounting groove (401); and one end of the rotating roller (402) in the mounting groove (401) is sleeved with an elastic torsion spring (403).

7. The impact drill housing structure with waste collection function according to claim 6, characterized in that: The elastic torsion spring (403) is placed in the mounting groove (401), and one end of the elastic torsion spring (403) is fixedly connected to the inner wall of the mounting groove (401), and the other end of the elastic torsion spring (403) is fixedly connected to the rotating roller (402). The end of the rotating roller (402) away from the mounting groove (401) is fixedly connected to a fixing seat (404), and the side of the fixing seat (404) away from the axis of the assembly sleeve (2) is fixedly connected to a positioning half ring (405). The outer surface of the assembly sleeve (2) is provided with a positioning ring groove (406) matching the positioning half ring (405), and the positioning half ring (405) is slidably connected to the groove wall of the positioning ring groove (406).

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