CN218576640U

CN218576640U - Impact drill

Info

Publication number: CN218576640U
Application number: CN202222960052.6U
Authority: CN
Inventors: 马春玲; 詹锡阳
Original assignee: Henan Dongtian Environmental Art Design Co ltd
Current assignee: Henan Dongtian Environmental Art Design Co ltd
Priority date: 2022-11-08
Filing date: 2022-11-08
Publication date: 2023-03-07
Anticipated expiration: 2032-11-08

Abstract

The utility model relates to an strike the drilling equipment field, especially relate to an impact drill. The percussion drill comprises a percussion drill body, wherein a connecting frame is fixedly mounted at the front end of the percussion drill body through a screw, a transmission sleeve is fixedly mounted on the connecting frame, a transmission shaft is rotatably mounted in the transmission sleeve, one end of the transmission shaft is fixedly connected with the output end of the percussion drill body, and a drill bit is fixedly mounted at the other end of the transmission shaft; the protection casing, the slip cap is located on the telescopic lateral wall of transmission, the bottom inside wall of protection casing inlays and is equipped with the connecting pipe, the embedded a plurality of atomizer that are equipped with of connecting pipe, and inlay on the lateral wall of protection casing and be equipped with the feed liquor pipe with the connecting pipe intercommunication, the extrusion spring is installed based on the transmission sleeve symmetry in the top of protection casing, the extrusion spring deviates from the one end of protection casing and the lower fixed surface of link is connected, the dust absorption hole has still been seted up on the top of protection casing, the dust absorption hole is connected with the dust absorption subassembly through the dust absorption union coupling. The utility model provides a strike and bore has dustproof good, the high advantage of security.

Description

Impact drill

Technical Field

The utility model relates to an strike the drilling equipment field, especially relate to an impact drill.

Background

The impact drill works by means of rotation and impact, and is common punching and crushing equipment in the field of building construction. The existing percussion drill has a single structure function, and when the percussion drill is used for building wall surfaces or floors, a drill bit is exposed outside, so that a large amount of smoke dust is often accompanied by drilling, and in order to prevent adverse effects on the physical health of operators, constructors often need to be matched with some self-made dust suction and spraying devices to collect dust. Therefore, there is a need to provide a new percussion drill to solve the above technical problems.

SUMMERY OF THE UTILITY MODEL

In order to solve the technical problem, the utility model provides a dustproof good, high impact of security bores.

The utility model provides an impact drill includes: the drill bit comprises a percussion drill main body, a connecting frame is fixedly arranged at the front end of the percussion drill main body through a screw, a transmission sleeve is fixedly arranged on the connecting frame, a transmission shaft is rotatably arranged in the transmission sleeve, one end of the transmission shaft is fixedly connected with the output end of the percussion drill main body, and a drill bit is fixedly arranged at the other end of the transmission shaft;

the protection casing, the slip cap is located on the telescopic lateral wall of transmission, the bottom inside wall of protection casing inlays and is equipped with the connecting pipe, a plurality of atomizer are equipped with to the embedding of connecting pipe, just inlay on the lateral wall of protection casing be equipped with the feed liquor pipe of connecting pipe intercommunication, the extrusion spring is installed based on the transmission sleeve symmetry in the top of protection casing, the extrusion spring deviates from the one end of protection casing and the lower fixed surface of link is connected, the dust absorption hole has still been seted up on the top of protection casing, the dust absorption hole is connected with the dust absorption subassembly through the dust absorption union coupling.

Preferably, the bottom end of the connecting frame is symmetrically provided with guide rods, and one ends of the guide rods departing from the connecting frame are inserted into the through holes of the protective cover.

Preferably, the feed liquor pipe has miniature pump through hose connection, miniature pump and percussion drill main part electric connection, just miniature pump's feed liquor end intercommunication has the water tank, the equal fixed mounting of water tank and miniature pump is on the link.

Preferably, the dust absorption subassembly is including connecting casing, motor, fan blade and collection box, connect the casing weld in on the link, just fixed mounting has the motor on the connection casing, fixed mounting has the fan blade in the output shaft of motor stretches into the connection casing, collect the box install in the bottom of connecting the casing, just connect the port has been seted up to the bottom of collecting the box, connect the port and pass through dust absorption pipe and dust absorption hole intercommunication.

Preferably, the bottom end of the connecting shell is rotatably provided with a connecting ring, and the connecting ring is provided with internal threads and is detachably connected with the collecting box.

Preferably, the top end of the collecting box is clamped with a filter screen.

Preferably, the front end of the protective cover is fixedly provided with a sealing sucker through a steel wire.

Compared with the prior art, the utility model provides an impact drill has following beneficial effect:

1. the utility model provides a percussion drill, the drill bit utilizes the transmission shaft transmission to be connected with the percussion drill main part through the transmission sleeve, then set up the protection casing on the transmission sleeve, the protection casing wraps up the drill bit in all the time under the effect of extrusion spring, thereby isolated the drilling area with the external world when being under construction, thereby carry out safety protection to drilling, the protection casing internally mounted has the connecting pipe simultaneously, the connecting pipe through with the cooperation of atomizer, feed liquor pipe, water tank and miniature water pump, spout the fog liquid to the drilling area when drilling thereby reduce the dust;

2. under the working condition that the liquid can not be sprayed or when the dust removal effect of the sprayed liquid is not good, the dust collection assembly is opened, and the dust collection assembly is matched with the connecting shell, the motor, the fan blades, the connecting rings, the collection box, the connecting ports, the filter screen and the protective cover, so that dust in a drilling area can be adsorbed in the collection box, and the harm of the dust to human health during drilling operation is reduced.

Drawings

Fig. 1 is a schematic structural diagram of a preferred embodiment of a percussion drill according to the present invention;

fig. 2 is a schematic structural view of another viewing angle of the percussion drill provided by the present invention;

FIG. 3 is a schematic view of the protective cover shown in FIG. 1;

FIG. 4 is a schematic view of the connection pipe of FIG. 2 connected with a micro water pump;

fig. 5 is an exploded schematic view of the dust collection assembly of the present invention.

The reference numbers in the figures: 1. a percussion drill body; 2. a connecting frame; 21. a guide bar; 3. a drive sleeve; 4. a drill bit; 5. a protective cover; 501. a dust collection hole; 51. a connecting pipe; 52. an atomizing spray head; 53. a liquid inlet pipe; 54. a water tank; 55. a micro water pump; 6. a compression spring; 7. a dust collection assembly; 71. connecting the shell; 72. a motor; 73. a wind blade; 74. a connecting ring; 75. a collection box; 751. a connection port; 76. a filter screen; 8. and (5) sealing the sucker.

Detailed description of the preferred embodiments

In order to make the objects, technical solutions and advantages of the present invention more clearly understood, the present invention will be further described in detail with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.

The following detailed description is provided for the specific embodiments of the present invention.

Referring to fig. 1 to 5, an embodiment of the present invention provides a percussion drill, including: the percussion drill comprises a percussion drill body 1, a connecting frame 2, a transmission sleeve 3, a drill bit 4, a protective cover 5, an extrusion spring 6 and a dust collection assembly 7.

The front end of the percussion drill main body 1 is provided with a connecting frame 2 through a screw fixed mounting, a transmission sleeve 3 is fixedly mounted on the connecting frame 2, a transmission shaft is mounted in the transmission sleeve 3 to rotate, one end of the transmission shaft is fixedly connected with the output end of the percussion drill main body 1, a drill bit 4 is fixedly mounted at the other end of the transmission shaft, a protective cover 5 is arranged on the outer side wall of the transmission sleeve 3, a connecting pipe 51 is embedded in the inner side wall of the bottom end of the protective cover 5, a plurality of atomizing spray heads 52 are embedded in the connecting pipe 51, the side wall of the protective cover 5 is embedded with a liquid inlet pipe 53 communicated with the connecting pipe 51, an extrusion spring 6 is symmetrically mounted at the top end of the protective cover 5 based on the transmission sleeve 3, the extrusion spring 6 deviates from the one end of the protective cover 5 and is fixedly connected with the lower surface of the connecting frame 2, a dust suction hole 501 is further formed in the top end of the protective cover 5, and the dust suction hole 501 is connected with a dust collection component 7 through a dust collection pipe.

Wherein, feed liquor pipe 53 has miniature pump 55 through hose connection, miniature pump 55 and percussion drill main part 1 electric connection, just the feed liquor end intercommunication of miniature pump 55 has water tank 54, equal fixed mounting of water tank 54 and miniature pump 55 is on link 2.

It should be noted that: during the use, drill bit 4 utilizes the transmission shaft transmission to be connected with percussion drill main part 1 through transmission sleeve 3, then set up protection casing 5 on transmission sleeve 3, protection casing 5 is under the effect through extrusion spring 6, including wrapping up drill bit 4 all the time, thereby in the construction, drill bit 4 is pressed close to the drilling region, then protection casing 5 is in step hugged closely the drilling region, thereby it is isolated with the external world to drill the region, thereby carry out safety protection to drilling, simultaneously protection casing 5 internally mounted has connecting pipe 51, install atomizer 52 on the connecting pipe 51, connecting pipe 51 is in the intercommunication through feed liquor pipe 53 and miniature pump 55, through starting miniature pump 55, extract water liquid from the water tank 54, thereby spray for the fog liquid and reduce the dust to the drilling region when drilling, further when under the operating mode that can not spray liquid or when hydrojet liquid dust removal effect is not good, open dust absorption subassembly 7 and carry out the dust absorption protection.

In the embodiment: the bottom end of the connecting frame 2 is symmetrically provided with guide rods 21, one end of each guide rod 21 departing from the connecting frame 2 is inserted into the through hole of the protective cover 5, and thus when the protective cover 5 slides along the transmission sleeve 3, the guide rods 21 further limit the protective cover 5.

In the embodiment of the present invention, please refer to fig. 1, fig. 3 and fig. 5, the dust collection assembly 7 includes a connection housing 71, a motor 72, a wind blade 73 and a collection box 75, the connection housing 71 is welded on the connection frame 2, and the connection housing 71 is fixedly mounted with the motor 72, the output shaft of the motor 72 extends into the connection housing 71 and is fixedly mounted with the wind blade 73, the collection box 75 is mounted at the bottom end of the connection housing 71, and the bottom end of the collection box 75 is provided with a connection port 751, which is communicated with the dust collection hole 501 through a dust collection pipe.

Wherein, a filter screen 76 is fastened to the top end of the collecting box 75.

It should be noted that: when the dust collection assembly 7 is used, the starting motor 72 drives the wind blade 73 to suck wind upwards, so that the dust entering the drilling area is adsorbed by communicating the collection box 75 and the dust collection pipe with the protective cover 5, dust collection protection is further performed, and dust is retained in the collection box 75 through the filter screen 76 in the collection box 75.

In the embodiment: the bottom end of the connecting shell 71 is rotatably provided with a connecting ring 74, the connecting ring 74 is provided with internal threads and is detachably connected with the collecting box 75, so that the collecting box 75 is conveniently and quickly connected with the connecting shell 71, and dust in the collecting box 75 can be conveniently and timely removed and dumped.

In the embodiment of the present invention, please refer to fig. 1, fig. 2 and fig. 3, a sealing suction cup 8 is fixedly installed at the front end of the protection cover 5 through a steel wire.

It should be noted that: the protection casing 5 is through installing sealing suction cup 8 like this to when carrying out the shade to the drilling area, the wall in drilling area is laminated more.

The utility model provides a theory of operation of percussion drill as follows:

during the use, the drill bit 4 utilizes the transmission shaft transmission to be connected with the percussion drill main part 1 through transmission sleeve 3, then set up protection casing 5 on transmission sleeve 3, protection casing 5 is through the effect of extrusion spring 6, all the time including drill bit 4 parcel, thereby in the construction, drill bit 4 presses close to the drilling region, then protection casing 5 is hugged closely the drilling region in step, thereby it is isolated with the external world to drill the region, thereby carry out safety protection to the drilling, simultaneously protection casing 5 internally mounted has connecting pipe 51, install atomizer 52 on the connecting pipe 51, connecting pipe 51 is in the intercommunication through feed liquor pipe 53 and micro water pump 55, through starting micro water pump 55, extract water liquid from the water tank 54, thereby to the drilling region for the fog liquid reduces the dust when drilling, further when under the operating mode that can not spray liquid or when hydrojet dust removal effect is not good, through starting motor 72, drive wind blade 73 upwards, thereby communicate with protection casing 5 through collection box 75 and the dust absorption pipe, advance the dust absorption to the drilling region and adsorb, thereby further carry out dust absorption protection, collect and stay the dust in the box 75 through filter screen 76 in collecting the box.

The utility model discloses in circuit and control that relate to be prior art, do not carry out too much repeated description here.

The above only is the embodiment of the present invention, not limiting the scope of the present invention, all the equivalent structures or equivalent processes of the present invention are used in the specification and the attached drawings, or directly or indirectly applied to other related technical fields, and the same principle is included in the protection scope of the present invention.

Claims

1. A percussion drill comprising:

the drill bit comprises a percussion drill main body (1), wherein a connecting frame (2) is fixedly installed at the front end of the percussion drill main body (1) through a screw, a transmission sleeve (3) is fixedly installed on the connecting frame (2), a transmission shaft is rotatably installed in the transmission sleeve (3), one end of the transmission shaft is fixedly connected with the output end of the percussion drill main body (1), and a drill bit (4) is fixedly installed at the other end of the transmission shaft;

it is characterized by also comprising:

protection casing (5), slip cap are located on the lateral wall of transmission sleeve (3), the bottom inside wall of protection casing (5) inlays and is equipped with connecting pipe (51), connecting pipe (51) embedded a plurality of atomizer (52) of being equipped with, just inlay on the lateral wall of protection casing (5) be equipped with feed liquor pipe (53) of connecting pipe (51) intercommunication, extrusion spring (6) are installed based on transmission sleeve (3) symmetry in the top of protection casing (5), the one end that deviates from protection casing (5) in extrusion spring (6) is connected with the lower fixed surface of link (2), dust absorption hole (501) have still been seted up on the top of protection casing (5), dust absorption hole (501) are connected with dust absorption subassembly (7) through the dust absorption union coupling.

2. The percussion drill according to claim 1, characterized in that guide rods (21) are symmetrically mounted at the bottom end of the connecting frame (2), and one end of the guide rods (21) facing away from the connecting frame (2) is inserted into the through hole of the protective cover (5).

3. The percussion drill according to claim 1, wherein the liquid inlet pipe (53) is connected with a micro water pump (55) through a hose, the micro water pump (55) is electrically connected with the percussion drill body (1), the liquid inlet end of the micro water pump (55) is communicated with a water tank (54), and the water tank (54) and the micro water pump (55) are both fixedly mounted on the connecting frame (2).

4. The percussion drill according to claim 1, wherein the dust suction assembly (7) comprises a connecting housing (71), a motor (72), a fan blade (73) and a collecting box (75), the connecting housing (71) is welded on the connecting frame (2), the motor (72) is fixedly mounted on the connecting housing (71), an output shaft of the motor (72) extends into the connecting housing (71) and is fixedly mounted with the fan blade (73), the collecting box (75) is mounted at the bottom end of the connecting housing (71), a connecting port (751) is opened at the bottom end of the collecting box (75), and the connecting port (751) is communicated with the dust suction hole (501) through a dust suction pipe.

5. The percussion drill according to claim 4, wherein a coupling ring (74) is rotatably mounted at the bottom end of the coupling housing (71), said coupling ring (74) being internally threaded and being detachably connected to the collecting box (75).

6. The percussion drill according to claim 5, wherein the top end of the collecting box (75) is snapped with a filter screen (76).

7. Percussion drill according to claim 1, characterized in that the front end of the shield (5) is fixedly mounted with a sealing suction cup (8) by means of a steel wire.