CN223802523U - A type of rechargeable electric hammer for construction - Google Patents

Abstract

This utility model relates to the field of rechargeable hammer drill technology and discloses a construction rechargeable hammer drill, including a hammer body, an electrically controlled handle located at the rear of the outer ring of the hammer body, a hammer head installed at the front of the hammer body, and a dustproof component located at the front of the outer ring of the hammer body. The dustproof component includes a transparent protective cover, a fixing ring, and a dust collection bag. The transparent protective cover is slidably installed at the front of the outer ring of the hammer body, and the fixing ring is fixedly installed at the center of the outer ring of the hammer body. An adjusting threaded rod is slidably installed through the front and rear ends of the fixing ring on one side. The dustproof component prevents dust from flying around and collects dust, avoiding dust interference with the construction view. It also facilitates dust collection and treatment, and can limit the drilling depth of the hammer head to improve drilling consistency, making it highly functional.

Description

Building charging electric hammer

Technical Field

The utility model relates to the technical field of charging electric hammers, in particular to a building charging electric hammer.

Background

The charging electric hammer for building is an electric tool capable of driving the drill bit to rotate and hammering the drill bit reciprocally without connecting 220V power supply, and the use process is usually that the hammer is a hammer driving the hammer rod to impact the drill bit reciprocally, so as to be used for punching holes on concrete, floor slabs, brick walls and stones.

The Chinese patent provides a charging electric hammer, the publication number of which is CN220279564U, which comprises a handle, an electric hammer unit, a battery locking unit, an electric connection clamping unit and a charging port sealing unit, wherein the handle is an elliptic cylinder, the top end of the handle is fixedly connected with a shell, and a control switch is arranged in the middle of the lower side of the shell.

According to the electric hammer, the L-shaped locking top plate is pushed by the locking spring to lock the locking hook, so that the tight combination of the battery and the battery seat is kept, the conductive sheet and the conductive friction sheet can still keep electric connection in a vibration state, the charging port is hidden in the charging groove, the charging groove is sealed by the sealing plate and the sealing spring, the sealing plate is pulled out by the handle during charging, and the sealing plate seals the charging groove downwards under the action of the spring during use, so that the dustproof effect is achieved;

but in the use, personnel stand in the height, produce more dust in the drilling, glue on personnel's body easily, the dust is more can disturb the construction sight simultaneously, influences the workman and observes, and the dust that the trompil produced flies and falls to ground, and follow-up clearance is comparatively loaded down with trivial details.

Disclosure of utility model

The utility model aims to provide a building charging electric hammer which can effectively solve the problems in the background technology.

In order to achieve the above purpose, the present utility model provides the following technical solutions:

the electric hammer comprises an electric hammer body, wherein an electric control handle is arranged at the rear position of an outer ring of the electric hammer body, a hammer head is arranged at the front end of the electric hammer body, and a dustproof assembly is arranged at the front position of the outer ring of the electric hammer body;

The dustproof assembly is provided with a transparent protective cover, a fixed ring and a dust collecting cloth bag, the transparent protective cover is slidably mounted at the front position of the outer ring of the electric hammer body, the fixed ring is fixedly mounted at the central position of the outer ring of the electric hammer body, an adjusting threaded rod penetrates through the front end and the rear end of the fixed ring and is fixedly connected with a sliding rod at the other side, the front end of the adjusting threaded rod and the front end of the sliding rod are fixedly connected with the transparent protective cover, the outer ring of the adjusting threaded rod is fixedly connected with a mounting plate at the rear position, a tension spring is fixedly mounted at the front end of the mounting plate and far away from one side of the adjusting threaded rod, and the front end of the tension spring is fixedly connected with the rear end of the fixed ring.

Preferably, the outer ring of the adjusting threaded rod is in threaded connection with a limit nut at the front end and the rear end of the fixing ring, and the outer ring of the sliding rod is provided with a measuring scale which is matched with the limit nut in an adaptive manner.

Preferably, the outer ring of the transparent protective cover is provided with an ash discharge pipe at a lower position, the bottom end of the ash discharge pipe is provided with a thread seat, the top end of the dust collecting cloth bag is provided with a thread connector which is adaptively matched with the thread head, and the dust collecting cloth bag is detachably arranged at the bottom end of the ash discharge pipe through the thread connector.

Preferably, the dust collecting cloth bag is a soft cloth bag, and a dust suction fan is arranged in the dust discharging pipe.

Preferably, a filter plate is arranged at the upper position inside the ash discharge pipe, and the top end of the filter plate does not exceed the inner wall of the transparent protective cover.

Preferably, the bottom end fixed mounting of automatically controlled handle has the battery case, one side of battery case is provided with the mouth that charges, and battery case and electric hammer body and dust absorption fan are electric connection.

Compared with the prior art, the utility model has the beneficial effects that:

This novel cooperation tup of dustproof subassembly that sets up of use when the handheld electric hammer body of workman trompil on stones such as concrete, floor, brick wall, can block the dust through the transparent protection casing that sets up, prevents that it from flying at will, and through filter, screwed connection head, dust collection sack cooperation, can collect the dust, avoid the dust to disturb construction sight, be convenient for collect the processing to the dust simultaneously.

Through adjusting threaded rod, stop nut, tension spring, the slide bar mutually support that set up, through the mode of adjusting stop nut position, can adjust transparent protection casing position, can carry out spacingly to tup trompil degree of depth through transparent protection casing to improve trompil uniformity, the service performance is higher.

Drawings

Fig. 1 is a schematic diagram of the overall structure of a charging electric hammer for a building according to an embodiment of the present utility model;

FIG. 2 is an enlarged view of area A of FIG. 1 in accordance with an embodiment of the present utility model;

FIG. 3 is a top view showing the structure of an adjusting threaded rod and a sliding rod according to an embodiment of the present utility model;

Fig. 4 is a schematic structural diagram of a filter plate according to an embodiment of the present utility model.

In the figure, 1, an electric hammer body; 2, an electric control handle, 3, a hammer head, 4, a dustproof component, 5, a transparent protective cover, 6, a fixed ring, 7, an adjusting threaded rod, 8, a tension spring, 9, a limit nut, 10, a slide bar, 11, a dust collecting cloth bag, 12, a threaded connector, 13, a dust collection fan, 14, a filter plate, 15 and a battery box.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Example 1

Referring to fig. 1-4, a charging electric hammer for a building comprises an electric hammer body 1, wherein an electric control grip 2 is arranged at the rear position of an outer ring of the electric hammer body 1, a hammer head 3 is arranged at the front end of the electric hammer body 1, and a dustproof assembly 4 is arranged at the front position of the outer ring of the electric hammer body 1.

Referring to fig. 2 and 4, further obtain, dustproof subassembly 4 has transparent protection casing 5, solid fixed ring 6, dust collection sack 11, transparent protection casing 5 slidable mounting is in the outer lane of solid fixed ring 6 near the front position, gu fixed ring 6 fixed mounting is in the outer lane central position of solid fixed ring 1, gu fixed ring 6's front and back end is near one side position slidable mounting has adjusting threaded rod 7, gu fixed ring 6's front and back end is near opposite side position fixedly connected with slide bar 10, and all with transparent protection casing 5 fixed connection of front end of adjusting threaded rod 7, gu the outer lane of adjusting threaded rod 7 is fixed with the mounting panel, the front end of mounting panel and one side fixed mounting who keeps away from adjusting threaded rod 7 have tension spring 8, and tension spring 8's front end and gu fixed ring 6's rear end fixed connection, gu the outer lane of transparent protection casing 5 is provided with the ash discharge pipe in the lower position, and the bottom of ash discharge pipe is provided with the screw thread seat, the top of dust collection sack 11 is provided with the screw thread connector 12 with the adaptation with screw thread head, dust collection sack 11 is through the detachable in the bottom of ash discharge pipe of screw thread connector 12, dust collection sack 11 is soft protection casing is provided with dust collection sack, ash discharge pipe inside mounting 13 is provided with the inside dust discharge fan 14, dust collection sack is located inside the filter 14 is not more than the inside the filter plate 14, dust collection pipe inside is located inside the filter 14.

Specifically, when the workman holds electric hammer body 1 and carries out the trompil, enclose in the outside of tup 3 through transparent protection casing 5, can block the most dust that tup 3 department produced, prevent that it from wantonly wagging, reduce the interference that produces personnel's sight, and through the mode of starting filter 14, can guide the dust to follow the air and enter into in the dust collection sack 11, in order to play the effect of collecting most dust, and in the use, through the mode of twisting the direction of keeping away from solid fixed ring 6 with stop nut 9, can make transparent protection casing 5 slide at will on electric hammer body 1, prevent transparent protection casing 5 to cause great interference to normal trompil work, and dust collection sack 11 passes through threaded connection head 12 and ash discharge port connection, can be when collecting full, unscrew dust collection sack 11 and change.

Example two

Referring to fig. 2 and 3, on the basis of the first embodiment, it is further obtained that the outer ring of the adjusting threaded rod 7 is in threaded connection with the limit nut 9 at the front end and the rear end of the fixing ring 6, the outer ring of the sliding rod 10 is provided with a measurement scale adapted to the limit nut 9, the bottom end of the electric control grip 2 is fixedly provided with the battery box 15, one side of the battery box 15 is provided with a charging port, and the battery box 15 is electrically connected with the electric hammer body 1 and the dust collection fan 13.

Specifically, through twisting the mode of limiting nut 9 laminating its opposite face with solid fixed ring 6, can restrict adjusting threaded rod 7 and slide on solid fixed ring 6 to restriction transparent protection casing 5 slides on electric hammer body 1, can consult the adjustment scale on slide bar 10 this moment, and adjust as required, so that transparent protection casing 5 adjusts the trompil degree of depth of tup 3, when the personnel promotes electric hammer body 1 trompil promptly, through the mode of transparent protection casing 5 and trompil face contact, can make tup 3 can not continue deeply, but restriction trompil distance's in-process, transparent protection casing 5 can not be pulled with the trompil face contact by the pulling force of tension spring 8, make the dust sucking effect can reduce.

In the actual operation process, when a worker holds the electric hammer body 1 to open holes, the transparent protective cover 5 surrounds the outer part of the hammer head 3, most dust generated at the position of the hammer head 3 can be blocked, the dust is prevented from drifting away, interference on the sight of the worker is reduced, the dust can be guided to enter the dust collecting cloth bag 11 along with air in a mode of starting the filter plate 14, so that the effect of collecting most dust is achieved, in the use process, the transparent protective cover 5 can slide on the electric hammer body 1 at will in a mode of screwing the limit nut 9 in a direction away from the fixed ring 6, the transparent protective cover 5 is prevented from causing larger interference on normal hole opening work, the dust collecting cloth bag 11 is connected with a dust discharging port through the threaded connector 12, and the dust collecting cloth bag 11 can be unscrewed for replacement when the dust collecting cloth bag 11 is full;

The mode of pasting the opposite surface of the hammer body and the fixed ring 6 by screwing the limit nut 9 can limit the adjusting threaded rod 7 to slide on the fixed ring 6, so that the transparent protective cover 5 is limited to slide on the electric hammer body 1, the scale can be adjusted on the slide rod 10 according to the requirement, the opening depth of the hammer head 3 can be adjusted by the transparent protective cover 5, namely, when a person pushes the electric hammer body 1 to open an opening, the hammer head 3 can not go deep continuously in a mode of contacting the opening surface through the transparent protective cover 5, but in the process of limiting the opening distance, the transparent protective cover 5 is not pulled by the pulling force of the pulling force spring 8 to contact the opening surface, and the dust sucking effect can be reduced.

Moreover, how the dust collection fan 13 rotates to guide the air flow and how the electric hammer body 1 controls the hammer head 3 to open holes are achieved, the control components and the control module are all in the prior art, and the dust collection fan can be completely achieved by a person skilled in the art.

Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims (6)

1. The electric hammer for building charging comprises an electric hammer body (1), wherein an electric control handle (2) is arranged at the rear position of the outer ring of the electric hammer body (1), and a hammer head (3) is arranged at the front end of the electric hammer body (1), and the electric hammer is characterized in that a dustproof component (4) is arranged at the front position of the outer ring of the electric hammer body (1);

Dustproof subassembly (4) have transparent protection casing (5), solid fixed ring (6), dust collection sack (11), transparent protection casing (5) slidable mounting is in the outer lane of electric hammer body (1) and is leaned on the front position, gu fixed ring (6) fixed mounting is in the outer lane central point of electric hammer body (1), runs through gu fixed ring (6) front and back end lean on one side position slidable mounting to have and adjust threaded rod (7), run through fixed ring (6) front and back end lean on opposite side position fixedly connected with slide bar (10), and adjust threaded rod (7) and slide bar (10) front end all with transparent protection casing (5) fixed connection, the outer lane of adjusting threaded rod (7) is leaned on rear position fixedly connected with mounting panel, one side fixed mounting that just kept away from adjusting threaded rod (7) of front end of mounting panel has tension spring (8), and the front end and the rear end fixed connection of tension spring (8).

2. The building charging electric hammer of claim 1, wherein the outer ring of the adjusting threaded rod (7) is in threaded connection with a limit nut (9) at the front end and the rear end of the fixed ring (6), and the outer ring of the sliding rod (10) is provided with a measurement scale which is adaptively matched with the limit nut (9).

3. The building charging electric hammer of claim 1, wherein an ash discharging pipe is arranged at the lower position of the outer ring of the transparent protective cover (5), a thread seat is arranged at the bottom end of the ash discharging pipe, a thread connector (12) which is adaptively matched with the thread head is arranged at the top end of the dust collecting cloth bag (11), and the dust collecting cloth bag (11) is detachably arranged at the bottom end of the ash discharging pipe through the thread connector (12).

4. The building charging electric hammer as set forth in claim 3, wherein the dust collecting cloth bag (11) is a soft cloth bag, and a dust suction fan (13) is installed inside the dust discharging pipe.

5. The building charging electric hammer as set forth in claim 3, wherein a filter plate (14) is arranged at an upper position inside the ash discharge pipe, and the top end of the filter plate (14) does not exceed the inner wall of the transparent protective cover (5).

6. The building charging electric hammer of claim 1, wherein a battery box (15) is fixedly arranged at the bottom end of the electric control handle (2), a charging port is arranged on one side of the battery box (15), and the battery box (15) is electrically connected with the electric hammer body (1) and the dust suction fan (13).