CN212371867U - Dust removal type angle mill - Google Patents

Abstract

The utility model relates to a dust removal type angle mill. The technical scheme is as follows: the angle grinder comprises an angle grinder body, a first collecting pipe, a filter, a second collecting pipe, a second dust removing fan, a first dust removing fan, a protective cover, a driving main shaft, a chain, a pipeline and a grinding wheel. The utility model discloses an increase dust exhausting fan on the guard shield and pass through chain drive dust exhausting fan's rotation by the main shaft of angle mill and realize dust absorption effect, and filter by the filter in getting into the collection pipe through the pipeline, the collecting pipe also can supply the operator to grasp the angle mill as the handle when the water conservancy diversion removes dust, device overall structure is less, do not have subsidiary external equipment, do not need extra energy consumption, be convenient for the operation again in energy-concerving and environment-protective, the detachable filter that sets up makes it be convenient for clearance and later maintenance in addition, be applicable to less environment such as interior decoration, the little construction environment of angle mill work load, can effectively improve construction environment, it is healthy to protect operating personnel.

Description

Dust removal type angle mill

Technical Field

The utility model belongs to the electric tool field relates to a dust type angle mill.

Background

An angle grinder, commonly called as a hand grinding wheel, is widely used in decoration and repair industry as the most common electric tool, and becomes an irreplaceable necessary tool, in the working process of the angle grinder, a large amount of processing chips are generated due to cutting or grinding, so that a construction site forms a lot of dust, the environment is seriously polluted, the body monitoring of constructors is seriously influenced, and the possibility of occupational diseases is very easy to occur under the environment after long-term working, in the prior art, a dust removal pipe is connected on a protective cover of the angle grinder and the dust is sucked away by a dust collector, but the problems that the angle grinder is inconvenient to carry and move in the use process and the like are caused due to the arrangement of a large dust collector, meanwhile, the pipeline connected externally also influences the operation, and the sound generated when the angle grinder is ground and the sound of the dust collector bring great noise pollution to the construction site, further affecting the working environment and physical health of the workers.

SUMMERY OF THE UTILITY MODEL

In view of the problem that exists among the prior art, the utility model discloses a dust type angle mill, the technical scheme of adoption is, including the angle mill main part, its characterized in that: the two sides of the head of the angle grinder main body are respectively and fixedly connected with a first collecting pipe and a second collecting pipe, one end of each of the first collecting pipe and the second collecting pipe is a blind end and is connected to the angle grinder main body, the other end of each of the first collecting pipe and the second collecting pipe is respectively connected with a filter in a thread fit manner, the two sides of the front end of the head of the angle grinder main body are respectively and fixedly connected with a first dust removal fan and a second dust removal fan, an air outlet at the upper end of the first dust removal fan is communicated with the inner cavity of the first collecting pipe through a pipeline, an air outlet at the upper end of the second dust removal fan is communicated with the inner cavity of the second collecting pipe through the pipeline, a driving chain wheel is fixedly connected to the middle position on a driving main shaft of the angle grinder main body, the end of the driving main shaft is fixedly connected with a grinding wheel, the lower end air inlets of the first dust removal fan and the second dust removal fan are connected with the protective cover and located at the end faces of the two sides of the protective cover, and the driving sprocket is in transmission connection with the first dust removal fan and the second dust removal fan through chains.

As a preferred scheme of the utility model, first dust exhausting fan include with shell fixed connection's first fan blade mounting bracket, first pivot is installed to normal running fit on the first fan blade mounting bracket, the first fan blade of first pivot middle part fixedly connected with, the first drive sprocket of lower extreme fixedly connected with of first pivot, first drive sprocket is located first dust exhausting fan's shell is outside, the chain cooperation is installed on the first drive sprocket.

As an optimized scheme of the utility model, second dust exhausting fan's structure with first dust exhausting fan's structure is the same basically, including second fan blade mounting bracket, second fan blade, second pivot, second drive sprocket, its difference lies in, there is the side baffle of partly extension second dust exhausting fan's shell lower extreme, the side baffle is the semicircle arcuation and is located second dust exhausting fan's shell is kept away from one side of grinding wheel.

As an optimized scheme of the utility model, drive sprocket first drive sprocket the second drive sprocket be isosceles triangle arrange and by chain drive connects.

As an optimized proposal of the utility model, the filter is a paper dry filter.

The utility model has the advantages that: the utility model discloses an increase dust exhausting fan on the guard shield and pass through chain drive dust exhausting fan's rotation by the main shaft of angle mill and realize dust absorption effect, and filter by the filter in getting into the collection pipe through the pipeline, the collecting pipe also can supply the operator to grasp the angle mill as the handle when the water conservancy diversion removes dust, device overall structure is less, do not have subsidiary external equipment, do not need extra energy consumption, be convenient for the operation again in energy-concerving and environment-protective, the detachable filter that sets up makes it be convenient for clearance and later maintenance in addition, be applicable to less environment such as interior decoration, the little construction environment of angle mill work load, can effectively improve construction environment, it is healthy to protect operating personnel.

Drawings

Fig. 1 is a schematic view of the overall structure of the present invention;

figure 2 is the utility model discloses a dust exhausting fan position inner structure cross-sectional view.

In the figure: 1-angle grinder body, 2-first collecting pipe, 3-filter, 4-second collecting pipe, 5-second dust removal fan, 501-second fan blade mounting rack, 502-second fan blade, 503-second rotating shaft, 504-second driving chain wheel, 505-side baffle, 6-first dust removal fan, 601-first fan blade mounting rack, 602-first fan blade, 603-first rotating shaft, 604-first driving chain wheel, 7-protective cover, 8-driving main shaft, 801-driving chain wheel, 802-grinding wheel fixing nut, 9-chain, 10-pipeline and 11-grinding wheel.

Detailed Description

Example 1

As shown in figures 1 to 2, the technical scheme of a dust removal type angle mill who adopts is, including angle mill main part 1, its characterized in that: the two sides of the head of the angle grinder body 1 are respectively and fixedly connected with a first collecting pipe 2 and a second collecting pipe 4, one end of each of the first collecting pipe 2 and the second collecting pipe 4 is a blind end and is connected on the angle grinder body 1, the other end of each of the first collecting pipe 2 and the second collecting pipe 4 is respectively connected with a filter 3 in a threaded fit manner, two sides of the front end of the head of the angle grinder body 1 are respectively and fixedly connected with a first dust removal fan 6 and a second dust removal fan 5, an air outlet at the upper end of the first dust removal fan 6 is communicated with an inner cavity of the first collecting pipe 2 through a pipeline 10, an air outlet at the upper end of the second dust removal fan 5 is communicated with an inner cavity of the second collecting pipe 4 through the pipeline 10, a driving sprocket 801 is fixedly connected at the middle position on a driving main shaft 8 of the angle grinder body 1, the upper part of the periphery of the grinding wheel 11 is provided with a protective cover 7, the protective cover 7 is semicircular and is fixedly connected to the angle grinder main body 1, the lower end air inlets of the first dust removal fan 6 and the second dust removal fan 5 are connected with the protective cover 7 and are located at the end surfaces of two sides of the protective cover 7, and the driving sprocket 801 is in transmission connection with the first dust removal fan 6 and the second dust removal fan 5 through a chain 9.

First dust exhausting fan 6 includes first fan blade mounting bracket 601 with shell fixed connection, first pivot 603 is installed to the cooperation of rotating on the first fan blade mounting bracket 601, first fan blade 602 of first pivot 603 middle part fixedly connected with, the first driving sprocket 604 of the lower extreme fixedly connected with of first pivot 603, first driving sprocket 604 is located outside first dust exhausting fan 6's the shell, the cooperation of chain 9 is installed on first driving sprocket 604.

The structure of the second dust removal fan 5 is substantially the same as that of the first dust removal fan 6, and includes a second fan blade mounting frame 501, a second fan blade 502, a second rotating shaft 503, and a second driving sprocket 504, and the difference is that a side baffle 505 partially extending is provided at the lower end of the housing of the second dust removal fan 5, and the side baffle 505 is in a semi-circular arc shape and is located on one side of the housing of the second dust removal fan 5 away from the grinding wheel 11.

The driving sprocket 801, the first driving sprocket 604 and the second driving sprocket 504 are arranged in an isosceles triangle and are connected by the chain 9 in a transmission manner.

The filter 3 is a paper dry filter.

The utility model discloses a theory of operation: after the angle grinder body 1 is started to work, an operator can use the first collecting pipe 2 and the second collecting pipe 4 as handles, so that the operator can grasp the handles and control the angle grinder to work. The grinding wheel 11 is driven by the driving spindle 8 to rotate at a high speed for grinding, meanwhile, the driving sprocket 801 also rotates along with the driving spindle 8, and drives the first driving sprocket 604 and the second driving sprocket 504 to rotate through the chain 9, so that the first fan blade 602 and the second fan blade 502 rotate to generate a suction force from bottom to top, the grinding wheel 11 rotates clockwise for grinding from a top view, dust generated by grinding enters the protective cover 7 along with the driving of the grinding wheel 11 and is sprayed out from the position of the first dust removal fan 6, then is sucked by the first dust removal fan 6, enters the first collecting pipe 2 through the pipeline 10, and finally is filtered by the filter 3, a part of the dust generated by grinding is sprayed to one side of the second dust removal fan 5 along the tangential direction of the grinding wheel 11, and is blocked by the side baffle 505 on the second dust removal fan 5 and is sucked by the second dust removal fan 5, get into second collecting pipe 4 through pipeline 10 to finally filter through filter 3, first dust exhausting fan 6 and the cooperation of second dust exhausting fan 5 can be siphoned away most dust and filtered by filter 3, and filter 3 can be twisted off from the collecting pipe, thereby can clear up its inside, guarantees filter 3's filter effect.

Components and circuit connections not described in detail herein are prior art.

Although the present invention has been described in detail with reference to the specific embodiments, the present invention is not limited to the above embodiments, and various changes can be made without departing from the spirit of the present invention within the knowledge range of those skilled in the art, and modifications or variations without creative efforts are still within the scope of the present invention.

Claims (5)

1. A dust removal type angle mill, includes angle mill main part (1), its characterized in that: the angle grinder is characterized in that two sides of the head of the angle grinder main body (1) are fixedly connected with a first collecting pipe (2) and a second collecting pipe (4) respectively, one end of each of the first collecting pipe (2) and the second collecting pipe (4) is a blind end and is connected onto the angle grinder main body (1), the other end of each of the first collecting pipe and the second collecting pipe is connected with a filter (3) in a threaded fit mode, two sides of the front end of the head of the angle grinder main body (1) are fixedly connected with a first dust removal fan (6) and a second dust removal fan (5), an air outlet at the upper end of the first dust removal fan (6) is communicated with an inner cavity of the first collecting pipe (2) through a pipeline (10), an air outlet at the upper end of the second dust removal fan (5) is communicated with an inner cavity of the second collecting pipe (4) through the pipeline (10), and a driving chain wheel, the end of the driving main shaft (8) is fixedly connected with a grinding wheel (11) in a clamping mode through a grinding wheel fixing nut (802), a protective cover (7) is arranged above the periphery of the grinding wheel (11), the protective cover (7) is semicircular and fixedly connected to the angle grinder body (1), the lower end air inlets of the first dust removal fan (6) and the second dust removal fan (5) are connected with the protective cover (7) and located at end face positions on two sides of the protective cover (7), and the driving sprocket (801) is in transmission connection with the first dust removal fan (6) and the second dust removal fan (5) through a chain (9).

2. The dust removal type angle grinder of claim 1, wherein: first dust exhausting fan (6) include with shell fixed connection's first fan blade mounting bracket (601), rotating fit installs first pivot (603) on first fan blade mounting bracket (601), first pivot (603) middle part fixedly connected with first fan blade (602), the first driving sprocket (604) of lower extreme fixedly connected with of first pivot (603), first driving sprocket (604) are located the shell of first dust exhausting fan (6) is outside, chain (9) cooperation is installed on first driving sprocket (604).

3. A dust removal type angle grinder as set forth in claim 2, wherein: the structure of the second dust removal fan (5) is basically the same as that of the first dust removal fan (6), and the second dust removal fan comprises a second fan blade mounting frame (501), second fan blades (502), a second rotating shaft (503) and a second driving chain wheel (504), and is different in that a part of an extended side baffle (505) is arranged at the lower end of a shell of the second dust removal fan (5), and the side baffle (505) is in a semicircular arc shape and is positioned on one side, away from the grinding wheel (11), of the shell of the second dust removal fan (5).

4. A dust removal type angle grinder as set forth in claim 3, wherein: the driving chain wheel (801), the first driving chain wheel (604) and the second driving chain wheel (504) are arranged in an isosceles triangle shape and are in transmission connection through the chain (9).

5. The dust removal type angle grinder of claim 1, wherein: the filter (3) is a paper dry filter.

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