CN216490108U - Electric saw shell and electric saw - Google Patents
Electric saw shell and electric saw Download PDFInfo
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- CN216490108U CN216490108U CN202122859580.8U CN202122859580U CN216490108U CN 216490108 U CN216490108 U CN 216490108U CN 202122859580 U CN202122859580 U CN 202122859580U CN 216490108 U CN216490108 U CN 216490108U
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- cavity
- electric saw
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- heat dissipation
- heat
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Abstract
The utility model relates to the technical field of electric saws, discloses an electric saw shell and discloses an electric saw with the electric saw shell, wherein the electric saw shell comprises a cavity, a first heat dissipation part and a second heat dissipation part; first heat dissipation part is equipped with the air supply spare, and the outside air of cavity can be followed the inflow of second heat dissipation part, and the air is through the cavity, and the air supply spare drives the air and flows from first heat dissipation part, makes the air in the cavity can the circulation flow to discharge the heat that the motor produced, in order to reduce motor operational environment's temperature, can effectively prolong the operating time and the life of motor.
Description
Technical Field
The utility model relates to the technical field of electric saws, in particular to an electric saw shell and an electric saw.
Background
The electric saw is a common felling tool, a motor drives a saw chain to rotate to cut wood, the power of the motor is high, a large amount of heat can be generated during working, the saw chain rotates at a high speed and generates heat through air friction, the heat can enter the electric saw shell along with the saw chain, the motor can be burnt out when the motor works at a high temperature for a long time, the service life of the electric saw is shortened, and even a circuit short circuit is caused to cause fire.
SUMMERY OF THE UTILITY MODEL
The present invention is directed to solving at least one of the problems of the prior art. Therefore, the utility model provides the electric saw shell and the electric saw, which can dissipate heat inside the electric saw shell in the using process of the electric saw so as to reduce the temperature of the working environment of the motor, thereby prolonging the working time and the service life of the motor.
The utility model also provides an electric saw with the electric saw shell.
According to an embodiment of the first aspect of the utility model, the electric saw housing comprises:
the cavity is used for mounting a motor;
the first heat dissipation part is positioned on one side of the cavity and is provided with an air supply piece;
the second heat dissipation part is positioned at the other side of the cavity;
the first heat dissipation part and the second heat dissipation part are respectively communicated with the cavity, so that air outside the cavity can flow in from the second heat dissipation part, the air passes through the cavity, and the air supply part can drive the air to flow out from the first heat dissipation part.
According to the electric saw shell of the embodiment of the first aspect of the utility model, at least the following beneficial effects are achieved: the first heat dissipation part and the second heat dissipation part are respectively located on two sides of the cavity and are respectively communicated with the cavity, the motor is installed in the cavity, and an air supply part is further installed in the cavity. At the motor during operation, the air supply part can drive the air in the cavity and flow out from first heat dissipation part to make the outside air of cavity flow in from the second heat dissipation part, in order to realize the circulation of air, thereby in time discharge the heat that the motor produced, in order to reduce motor operational environment's temperature, can effectively prolong the operating time and the life of motor.
According to some embodiments of the present invention, the first heat dissipating part includes a first heat dissipating hole, and the blowing member is disposed at an end of the first heat dissipating hole.
According to some embodiments of the utility model, the first heat sink member further comprises a shield member disposed in the first heat dissipation hole. The protection piece can prevent foreign matters such as wood chips and the like from entering the cavity from the first heat dissipation hole.
According to some embodiments of the present invention, the second heat dissipating part is provided with a plurality of second heat dissipating holes, and the plurality of second heat dissipating holes are arrayed on one side of the cavity. A plurality of second louvres can accelerate the circulation of air in the cavity, improves cooling efficiency.
According to some embodiments of the utility model, the electric saw housing is further provided with a third heat dissipation part, the third heat dissipation part is provided with a third heat dissipation hole, and the third heat dissipation hole is communicated with the cavity. The third heat dissipation part can accelerate air circulation in the cavity and improve cooling efficiency.
According to some embodiments of the utility model, a protrusion is further disposed at the third heat dissipation hole, and the third heat dissipation hole is disposed at an end of the protrusion.
The electric saw of the embodiment of the second aspect of the utility model comprises: the motor is arranged in the cavity, and the electric saw shell can effectively reduce the temperature of the electric mechanical environment.
According to the electric saw provided by the embodiment of the second aspect of the utility model, at least the following advantages are achieved: when the electric saw works, the shell can carry out heat dissipation treatment on the working environment of the motor so as to reduce the temperature of the working environment of the motor and effectively prolong the service life of the electric saw.
According to some embodiments of the utility model, the rear end cap of the motor corresponds to the first heat sink member. The first heat dissipation part is close to the rear end cover of the motor, and air around the motor can be discharged in time, so that the heat dissipation efficiency is improved.
According to some embodiments of the utility model, the side cover of the motor corresponds to the second heat sink member. The second heat dissipation part is close to the side cover of the motor, so that air with lower temperature outside the cavity can timely flow into the cavity, and the heat dissipation efficiency is improved.
According to some embodiments of the utility model, the power saw further comprises a battery for powering the motor, the battery being mounted to the second heat sink portion. The battery supplies power to the motor, so that the convenience of the electric saw during use can be improved.
Additional aspects and advantages of the utility model will be set forth in part in the description which follows and, in part, will be obvious from the description, or may be learned by practice of the utility model.
Drawings
The above and/or additional aspects and advantages of the present invention will become apparent and readily appreciated from the following description of the embodiments, taken in conjunction with the accompanying drawings of which:
FIG. 1 is a schematic structural view of a housing of a power saw according to an embodiment of the present invention;
FIG. 2 is an enlarged view of FIG. 1 at A;
FIG. 3 is a schematic structural view of a housing of an electric saw according to another embodiment of the present invention;
FIG. 4 is an exploded view of the housing of the electric saw according to one embodiment of the present invention
Description of the drawings:
the heat sink comprises a housing 100, a cavity 110, a first heat dissipating part 120, a first heat dissipating hole 121, a shielding part 122, a second heat dissipating part 130, a second heat dissipating hole 131, a parting bead 132, a third heat dissipating part 140, a third heat dissipating hole 141, and a protrusion 142;
Detailed Description
Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the accompanying drawings are illustrative only for the purpose of explaining the present invention, and are not to be construed as limiting the present invention.
In the description of the present invention, it should be understood that the orientation or positional relationship referred to in the description of the orientation, such as the upper, lower, front, rear, left, right, etc., is based on the orientation or positional relationship shown in the drawings, and is only for convenience of description and simplification of description, and does not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention.
In the description of the present invention, the meaning of a plurality of means is one or more, the meaning of a plurality of means is two or more, and larger, smaller, larger, etc. are understood as excluding the number, and larger, smaller, inner, etc. are understood as including the number. If the first and second are described for the purpose of distinguishing technical features, they are not to be understood as indicating or implying relative importance or implicitly indicating the number of technical features indicated or implicitly indicating the precedence of the technical features indicated.
In the description of the present invention, unless otherwise explicitly limited, terms such as arrangement, installation, connection and the like should be understood in a broad sense, and those skilled in the art can reasonably determine the specific meanings of the above terms in the present invention in combination with the specific contents of the technical solutions.
The embodiments of the present application will be further explained with reference to the drawings.
Referring to fig. 1 to 4, in an electric saw housing 100 according to an embodiment of the first aspect of the present invention, the housing 100 is provided with a cavity 110, a first heat sink 120, and a second heat sink 130. The first heat dissipation part 120 and the second heat dissipation part 130 are respectively located at two sides of the cavity 110 and are both communicated with the cavity 110, the motor 200 is installed in the cavity 110, the first heat dissipation part 120 is further provided with an air supply member (not shown in the figure), and the motor 200 can generate a large amount of heat energy when working. The air supply member can drive the air in the cavity 110 to flow out of the first heat dissipation portion 120, the air outside the cavity 110 can flow in from the second heat dissipation portion 130, and the air passes through the cavity 110, so that the heat generated by the motor 200 can be discharged. The air supply part can accelerate the air circulation inside and outside the cavity 110, so that the temperature of the working environment of the motor 200 is reduced, and the working time and the service life of the motor 200 can be effectively prolonged.
In some embodiments of the present invention, the first heat dissipating part 120 includes the first heat dissipating hole 121, the air blowing member is installed at one side of the first heat dissipating hole 121 close to the cavity 110, when the motor 200 works, the air blowing member can drive the air in the cavity 110 to flow out of the cavity 110 from the first heat dissipating part 120, and at this time, the atmospheric pressure outside the cavity 110 is greater than the atmospheric pressure inside the cavity 110, so that the air outside the cavity 110 can flow in from the second heat dissipating part 130, the air circulates, and the air can take away the heat generated by the motor 200, thereby reducing the temperature of the working environment of the motor 200.
It should be noted that the air supply member may be an exhaust fan, and when the motor 200 operates, the exhaust fan is activated to exhaust air with a relatively high temperature in the cavity 110, and at this time, the atmospheric pressure outside the cavity 110 is greater than the atmospheric pressure inside the cavity 110, so that the air outside the cavity 110 can flow into the second heat dissipation portion 130, the air circulates, and the air can take away heat generated by the motor 200, thereby reducing the temperature of the operating environment of the motor 200. Still need to explain, the outside cover of air exhauster is equipped with the protection casing, can protect the air exhauster not blocked by foreign matter such as saw-dust.
In some embodiments of the present invention, the first heat dissipating part 120 is further provided with a shielding member 122, the shielding member 122 covers the first heat dissipating hole 121, and the shielding member 122 can prevent foreign matters such as wood chips from entering the cavity 110. The guard 122 may be a plurality of baffles, and the plurality of baffles are arranged at intervals. It should be noted that a plurality of baffles can also be obliquely arranged, so that the protection effect is better. Of course, the shielding member 122 may be a plurality of bars or a grid, which only needs to prevent foreign materials such as wood chips from entering the cavity 110, and is not limited in this respect.
In some embodiments of the present invention, the second heat sink 130 is provided with a second heat dissipation hole 131, the second heat dissipation hole 131 is provided with a plurality of holes, and the plurality of second heat dissipation holes 131 are arranged on one side of the cavity 110 in an array. The plurality of second heat dissipation holes 131 can increase the speed of air entering the cavity 110, thereby increasing the cooling efficiency. It should be noted that the second heat dissipation holes 131 may be rectangular, triangular or circular, and certainly, the plurality of second heat dissipation holes 131 may be arranged in a quadrilateral, triangular or circular shape, which may be determined according to actual situations and is not limited herein.
In some embodiments of the present invention, the housing 100 is further provided with a third heat dissipating hole 140, the third heat dissipating hole 140 is provided with a third heat dissipating hole 141, the third heat dissipating hole 141 is communicated with the cavity 110, and the third heat dissipating hole 141 can increase the circulation speed of air in the cavity 110, thereby increasing the cooling efficiency of the motor 200.
In some embodiments of the present invention, the third heat sink member 140 is provided with a protrusion 142, and the third heat sink hole 141 is provided at an end of the protrusion 142. By providing the protrusion 142, the space of the third heat dissipation hole 141 can be increased, so that the shielding member 122 having the same structure as the first heat dissipation hole 120 can be disposed in the third heat dissipation hole 141 to prevent foreign matters such as wood chips from entering the cavity 110 through the third heat dissipation hole 141.
The electric saw according to the second aspect of the present invention includes a motor 200 and the housing 100 according to the first aspect of the present invention, the motor 200 is installed in the cavity 110, and the first heat sink 120, the second heat sink 130 and the third heat sink 140 of the housing 100 can cool down the working environment of the motor 200 in time when the motor 200 works, so as to effectively prolong the working time of the motor 200 and the service life of the electric saw.
In some embodiments of the present invention, the rear end cover 210 of the motor 200 is disposed corresponding to the first heat dissipation hole 121, so that the air supply member can timely drive the air around the motor 200 to flow out of the cavity 110, and the efficiency of cooling the working environment of the motor 200 is effectively improved.
In some embodiments of the present invention, the side cover 220 of the motor 200 is disposed corresponding to the second heat dissipation hole 131, so that air with a lower temperature outside the cavity 110 can flow into the cavity 110 in time, so as to reduce the temperature of the working environment of the motor 200, thereby effectively improving the efficiency of cooling the working environment of the motor 200.
In some embodiments of the present invention, the electric saw further includes a battery (not shown) that is capable of powering the motor 200. The electric saw is convenient to work outdoors, and the use convenience of the electric saw is improved.
In some embodiments of the present invention, the second heat dissipating part 130 is a mounting groove with three open sides, the second heat dissipating hole 131 is disposed on the bottom wall of the mounting groove, and the battery can be clamped in the mounting groove, so as to supply power to the motor 200. The trilateral opening of mounting groove, the battery self of being convenient for dispels the heat, prevents that the battery temperature is too high and damage. Of course, when the battery is mounted on the electric saw, the air outside the cavity 110 flows into the cavity 110 through the third heat dissipation holes 141, and the air inside the cavity 110 can also circulate.
It should be noted that the side wall of the mounting groove is provided with a protruding division bar 132, the side wall of the battery is provided with a slot matched with the division bar 132, and the battery is clamped into the slot through the division bar 132 and is stably mounted on the housing 100. It should also be noted that the protruding height of the division bar 132 is greater than the depth of the slot, and when the battery is clamped on the division bar 132, the side wall of the battery with the slot is in contact with the side wall of the mounting slot, thereby facilitating the heat dissipation of the battery.
It should be noted that, the housing 100 of the electric saw may be made of a plastic material with high strength and good heat resistance, and the plastic material has a low density, so that the weight of the electric saw can be reduced, and the plastic material has good thermal conductivity and is convenient for heat dissipation.
While the preferred embodiments of the present invention have been described in detail, it will be understood by those skilled in the art that the foregoing and various other changes, omissions and deviations in the form and detail thereof may be made without departing from the scope of this invention.
Claims (10)
1. An electric saw housing, comprising:
a cavity (110) for mounting a motor (200);
the first heat dissipation part (120) is positioned on one side of the cavity (110), and the first heat dissipation part (120) is provided with an air supply piece;
a second heat sink part (130) positioned at the other side of the cavity (110);
the first heat dissipation part (120) and the second heat dissipation part (130) are respectively communicated with the cavity (110), and the air supply part can drive air in the cavity (110) to flow out of the first heat dissipation part (120), so that external air can enter the cavity (110) through the second heat dissipation part (130) to dissipate heat of the motor (200).
2. The electric saw housing as claimed in claim 1, wherein the first heat dissipating part (120) is provided with a first heat dissipating hole (121), and the air blowing member is provided on a side of the first heat dissipating hole (121) close to the cavity.
3. The electric saw housing as claimed in claim 2, wherein the first heat dissipating portion (120) is further provided with a guard (122), the guard (122) covering the first heat dissipating hole (121).
4. The electric saw housing as claimed in claim 1, wherein the second heat dissipating part (130) is provided with a plurality of second heat dissipating holes (131), and the plurality of second heat dissipating holes (131) are arranged on one side of the cavity (110) in an array.
5. The electric saw housing as claimed in claim 1, wherein the housing (100) is further provided with a third heat dissipating hole (140), the third heat dissipating hole (140) is provided with a third heat dissipating hole (141), and the third heat dissipating hole (141) is communicated with the cavity (110).
6. The electric saw housing as claimed in claim 5, wherein a protrusion (142) is further provided at the third heat dissipating hole (140), and the third heat dissipating hole (141) is provided at an end of the protrusion (142).
7. An electric saw, comprising:
a motor (200);
a housing for an electric saw according to any one of claims 1 to 6, said motor (200) being mounted within said cavity (110).
8. The electric saw of claim 7, wherein a rear end cap (210) of the motor (200) is disposed opposite the first heat sink piece (120).
9. The electric saw of claim 7, wherein the side cover (220) of the motor (200) is disposed opposite the second heat sink portion (130).
10. The power saw as claimed in claim 7, further comprising a battery for powering the motor (200), the battery being mounted to the housing (100).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122859580.8U CN216490108U (en) | 2021-11-19 | 2021-11-19 | Electric saw shell and electric saw |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122859580.8U CN216490108U (en) | 2021-11-19 | 2021-11-19 | Electric saw shell and electric saw |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216490108U true CN216490108U (en) | 2022-05-10 |
Family
ID=81398250
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122859580.8U Active CN216490108U (en) | 2021-11-19 | 2021-11-19 | Electric saw shell and electric saw |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216490108U (en) |
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2021
- 2021-11-19 CN CN202122859580.8U patent/CN216490108U/en active Active
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