CN215903551U

CN215903551U - Heat radiation structure is cut to electronic wool

Info

Publication number: CN215903551U
Application number: CN202122265695.4U
Authority: CN
Inventors: 秦卫华
Original assignee: Individual
Current assignee: Individual
Priority date: 2021-09-17
Filing date: 2021-09-17
Publication date: 2022-02-25
Anticipated expiration: 2031-09-17

Abstract

The utility model belongs to the technical field of wool shears, and particularly relates to a heat dissipation structure of an electric wool shear, which comprises a machine body, a motor, a speed change gear and a movable knife, wherein the motor, the speed change gear and the movable knife extend out of the machine body; the utility model aims to provide a heat dissipation structure of an electric wool shear, which has a good internal heat dissipation effect and is simple in structure.

Description

Heat radiation structure is cut to electronic wool

Technical Field

The utility model belongs to the technical field of wool scissors, and particularly relates to a heat dissipation structure of an electric wool scissors.

Background

The electric wool shears are widely applied to the wool shearing industry, the wool shears need to work uninterruptedly for a long time in the actual use process, heat generated when a motor and an internal gear rotate is gathered in a machine body during the period, then the heat is dissipated outwards through the machine body, a user can obviously feel discomfort after the machine body absorbs the heat, and at the moment, the wool shears need to stop working and cool for a while; some users in the market put a heat insulating pad outside the machine body or wrap a layer of cloth or other articles, so that the thickness of the product is increased, and the users cannot hold the product conveniently.

Disclosure of Invention

In order to overcome the defects in the prior art, the utility model aims to provide the heat dissipation structure of the electric wool shear, which has a good internal heat dissipation effect and a simple structure.

The purpose of the utility model is realized as follows:

the utility model provides an electronic heat radiation structure is cut to wool, includes the fuselage, sets up motor, change gear in the fuselage and extends the fuselage outer move the sword, and motor drive change gear drives and moves the sword and do shearing motion, have the fan on the motor, change gear and the one end butt of motor, change gear's periphery is provided with the radiation shield, and the one end of radiation shield extends to the fan that the one end of motor made the heat in the radiation shield pass through the motor and discharges.

The utility model is further configured to: the fan is arranged at the tail part of the motor, and the machine body is provided with heat dissipation holes in a penetrating manner at the position corresponding to the fan; the fan is arranged along the same axis with the motor and the speed change gear.

The utility model is further configured to: the outer wall of the heat insulation sleeve is abutted against the inner wall of the machine body; or the outer wall of the heat insulation sleeve and the inner wall of the machine body are arranged in a suspended mode.

The utility model is further configured to: the casing of motor is the aluminium material, change gear is iron material, and one terminal surface of change gear and the terminal surface butt of motor casing.

The utility model is further configured to: the heat insulation sleeve is made of plastic materials or heat insulation materials.

The utility model is further configured to: the speed change gear comprises a planetary gear carrier and a plurality of planetary gears arranged in the planetary gear carrier, an output shaft of the motor drives the planetary gears to rotate, the planetary gears drive the moving blades to do shearing motion, one end face of the planetary gear carrier is abutted to the end face of the motor shell, a step is arranged in the heat insulation sleeve, and the other end face of the planetary gear carrier is abutted to the outer wall of the step.

The utility model is further configured to: the movable knife is connected with a swing rod, the swing rod is connected with an output shaft of the motor through a rotating shaft, and the rotating shaft and the swing rod are arranged eccentrically.

The utility model is further configured to: the rotating shaft is provided with a fixed seat, the fixed seat is provided with a plurality of planetary gears, and the rotating shaft and the output shaft of the motor are arranged concentrically.

The utility model is further configured to: the outer end of the rotating shaft is provided with a bearing which is sleeved in the heat insulation sleeve,

the utility model is further configured to: the fixing base sets up with the inner wall clearance of radiation shield, and the fixing base setting is in the one end of radiation shield, and the bearing setting is at the other end of radiation shield, the bearing is provided with two, and a bearing setting is inside the radiation shield, and another bearing setting is in the radiation shield outer end.

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

one, through set up the radiation shield in the fuselage, keep apart the heat that produces when with the reduction gear transmission with the fuselage, then take away the heat dissipation with its heat when dispelling the heat through the motor fan, make full use of the part of product itself like this realizes radiating effect.

And the fan, the motor and the speed change gear are arranged on the same axis, so that heat generated by the speed change gear in the heat insulation sleeve can be more conveniently taken out by the fan.

The material through aluminium material and iron material is injectd, can make in the heat transfer that produces change gear at the during operation to the motor casing, then through the motor heat dissipation, on the heat transfer that the heat radiation that the while plastic material's radiation shield also can reduce change gear production reaches the fuselage, the motor heat dissipation of being convenient for.

Fourthly, through setting up the planet carrier on the step of radiation shield, easy to assemble, and also make things convenient for the radiation shield to fix the planet carrier, make the axis of rotation more smooth and easy at the rotation in-process through combining the bearing, vibrate fewly, use comfortablely.

Drawings

FIG. 1 is a structural schematic of the present invention;

FIG. 2 is a cross-sectional view of the present invention;

FIG. 3 is an enlarged view of portion A of FIG. 2;

FIG. 4 is a first exploded view of a portion of the present invention;

fig. 5 is a second schematic diagram of the present invention.

The reference numbers in the figures mean:

1-a fuselage; 11-heat dissipation holes; 12-oil filling holes; 13-sealing screws; 2, a motor; 21-a fan;

22-a connection end; 3, moving a knife; 4-stationary knife; 5-a heat insulation sleeve; 51-step; 6-planet carrier;

7-a planetary gear; 8-a swing lever; 9-a rotating shaft; 91-fixing seat; 10-a bearing;

Detailed Description

The utility model is further described in the following with specific embodiments in conjunction with the accompanying drawings:

referring to fig. 1 to 5, a heat dissipation structure of an electric wool clipper comprises a body 1, a motor 2 arranged in the body 1, a speed change gear and a movable blade 3 extending out of the body 1, wherein the motor 2 drives the speed change gear to drive the movable blade 3 to do a clipping motion, the movable blade 3 is combined with a fixed blade 4 on the wool clipper to realize a wool clipping function, the motor 2 is provided with a fan 21, the variable speed gear is abutted against one end of the motor 2, the periphery of the variable speed gear is provided with a heat insulation sleeve 5, one end of the heat insulation sleeve 5 extends to one end of the motor 2 to enable the heat in the heat insulation sleeve 5 to be discharged through the fan 21 of the motor 2, the heat insulation sleeve 5 is arranged in the machine body 1 to isolate the heat generated during the transmission of the reduction gear from the machine body 1, then the heat is taken out for heat dissipation when the fan 21 of the motor 2 dissipates the heat, thus the heat dissipation effect is realized by fully utilizing the parts of the product; increase the radiation shield 5 in fuselage 1 and can also give change gear a fixed effect, and the position that increases radiation shield 5 in fuselage 1 is in fuselage 1 middle part, just holds here during the use, and the increase of radiation shield 5 can not bring the light sensation of head and foot for the user, and has also reduced change gear and has generated heat transfer to fuselage 1 that gives out, and the person of facilitating the use uses the wool to cut.

The fan 21 is arranged at the tail part of the motor 2, and the heat dissipation hole 11 penetrates through the position of the machine body 1 relative to the fan 21; the fan 21, the motor 2 and the change gear are arranged on the same axis, so that the fan 21 can bring heat generated by the change gear in the heat insulation sleeve 5 out more conveniently, and the heat radiation mode can not influence a user to use the wool scissors in the heat radiation process; meanwhile, the heat dissipation hole 11 may be disposed on the peripheral side of the fan 21 according to circumstances, and the heat dissipation hole 11 may be arranged in a 7-shaped or T-shaped arrangement with the fan 21 and the transmission gear.

5 outer wall butts of radiation shield cover in the inner wall of fuselage 1, perhaps, 5 outer walls of radiation shield cover and the unsettled setting of the inner wall of fuselage 1, unsettled setting relatively, the installation stability that the butt set up is better, preferably the butt setting in this embodiment.

The shell of the motor 2 is made of aluminum, the speed change gear is made of iron, and one end face of the speed change gear is abutted to the end face of the shell of the motor 2; the material through aluminium material and iron material is injectd, can be with the heat that change gear produced during operation through change gear and the contact of motor 2 then transmit in motor 2 casing and then dispel the heat through motor 2 and fan 21 on the motor 2.

The heat insulation sleeve 5 is made of plastic or heat insulation materials, such as bakelite materials which are slow in heat conduction, so that heat generated by the speed change gear can be reduced and transferred to the machine body 1, and the fan 21 of the motor 2 can conveniently pump heat in the heat insulation sleeve 5 out of the machine body 1.

In the embodiment, the speed changing gear comprises a planet gear carrier 6 and a plurality of planet gears 7 arranged in the planet gear carrier 6, the output shaft of the motor 2 drives the planet gears 7 to rotate, the planet gears 7 drive the moving blade 3 to do shearing motion, one end surface of the planet gear carrier 6 is abutted with the end surface of the shell of the motor 2, a step 51 is arranged in the heat insulation sleeve 5, the other end surface of the planet gear carrier 6 is abutted with the outer wall of the step 51, so that the installation is convenient, the heat insulation sleeve 5 is convenient for fixing the planet gear carrier 6, meanwhile, the planet gear carrier 6 is abutted with the shell of the motor 2 through the heat insulation sleeve 5, the end surface of the planet gear carrier 6 can be always abutted with the shell of the motor 2 while fixing the planet gear carrier 6, the heat of the planet gear carrier 6 is conveniently transmitted to the shell of the motor 2 to dissipate heat, and the heat is prevented from being concentrated in the region where the planet gear carrier 6 is installed on the machine body 1, the use comfort of the wool scissors is improved.

In order to facilitate the connection between the heat insulation sleeve 5 and the motor 2, a connection end 22 extends outwards from the end of the motor 2, one end of the heat insulation sleeve 5 is sleeved on the outer wall of the connection end 22, and one end of the planet carrier 6 abuts against the end face of the connection end 22.

Be equipped with the inside tank filler hole 12 of intercommunication planet carrier 6 on the fuselage 1, refuel the lubrication through tank filler hole 12 to planet carrier 6 and planetary gear 7,

planet carrier

6 and 5 relative positions with tank filler hole 12 of radiation shield all are provided with the through-hole, conveniently refuel like this, simultaneously, are provided with sealed sealing screw 13 to its sealed on tank filler hole 12, do not need to refuel when sealed sealing screw 13 with tank filler hole 12 sealed.

Move sword 3 and be connected with swinging arms 8, swinging arms 8 passes through the output shaft of axis of rotation 9 and motor 2, and axis of

rotation

9 and 8 eccentric settings of swinging arms, and swinging arms 8 and the eccentric connection structure of axis of rotation 9 also can be conventional connection structure on the market, and simultaneously, be provided with fixing base 91 in the axis of rotation 9, the installation sets up a plurality of planetary gear 7 on fixing base 91, and axis of rotation 9 sets up with motor 2's output shaft is concentric, and planetary gear 7 is provided with 3 and the equidistance and arranges, and fixing base 91 is established at the inner wall of step 51, and the internal diameter of step 51 is less than the internal diameter of planetary gear carrier 6, has avoided fixing base 91 and planetary gear carrier 6's contact like this, has reduced the friction during operation, has just also reduced thermal production.

The outer end of axis of rotation 9 is provided with bearing 10, bearing 10 cover is established in heat insulating sleeve 5, promptly: fixing base 91 sets up with the inner wall clearance of radiation shield 5, and fixing base 91 sets up the one end at radiation shield 5, and bearing 10 sets up the other end at radiation shield 5, bearing 10 is provided with two, and a bearing 10 sets up inside radiation shield 5, and another bearing 10 sets up in radiation shield 5 outer end, makes axis of rotation 9 more smooth and easy at the rotation in-process through combining bearing 10, and the vibration is few, uses comfortablely.

The above embodiments are only preferred embodiments of the present invention, and the protection scope of the present invention is not limited thereby, so: all equivalent changes made according to the structure, shape and principle of the utility model are covered by the protection scope of the utility model.

Claims

1. The utility model provides a heat radiation structure is cut to electronic wool, includes fuselage (1), sets up motor (2), change gear in fuselage (1) and extends fuselage (1) outer move sword (3), and motor (2) drive change gear drives and moves sword (3) and do shearing movement, have fan (21), its characterized in that on motor (2): the one end butt of change gear and motor (2), change gear's periphery is provided with radiation shield (5), and the one end of radiation shield (5) extends to the one end of motor (2) and makes the heat in radiation shield (5) discharge through fan (21) of motor (2).

2. The heat dissipation structure of an electric wool clipper according to claim 1, characterized in that: the fan (21) is arranged at the tail part of the motor (2), and a radiating hole (11) penetrates through the position, opposite to the fan (21), of the machine body (1); the fan (21) is arranged coaxially with the motor (2) and the change gear.

3. The heat dissipation structure of an electric wool clipper according to claim 2, characterized in that: the outer wall of the heat insulation sleeve (5) is abutted against the inner wall of the machine body (1); or the outer wall of the heat insulation sleeve (5) and the inner wall of the machine body (1) are arranged in a suspended mode.

4. An electric wool shear heat dissipation structure as defined in claim 1, 2 or 3, wherein: the casing of motor (2) is the aluminium material, change gear is iron material, and one terminal surface of change gear and the terminal surface butt of motor (2) casing.

5. The heat dissipation structure of an electric wool clipper according to claim 4, characterized in that: the heat insulation sleeve (5) is made of plastic materials or heat insulation materials.

6. The heat dissipation structure of an electric wool clipper according to claim 4, characterized in that: the speed change gear comprises a planetary gear carrier (6) and a plurality of planetary gears (7) arranged in the planetary gear carrier (6), an output shaft of the motor (2) drives the planetary gears (7) to rotate, the planetary gears (7) drive the movable blades (3) to do shearing motion, one end face of the planetary gear carrier (6) is abutted to the end face of the shell of the motor (2), a step (51) is arranged in the heat insulation sleeve (5), and the other end face of the planetary gear carrier (6) is abutted to the outer wall of the step (51).

7. The heat dissipation structure of an electric wool clipper according to claim 6, characterized in that: the movable knife (3) is connected with a swing rod (8), the swing rod (8) is connected with an output shaft of the motor (2) through a rotating shaft (9), and the rotating shaft (9) and the swing rod (8) are arranged eccentrically.

8. The heat dissipation structure of an electric wool clipper according to claim 7, characterized in that: a fixing seat (91) is arranged on the rotating shaft (9), a plurality of planetary gears (7) are arranged on the fixing seat (91), and the rotating shaft (9) and an output shaft of the motor (2) are arranged concentrically.

9. The heat dissipation structure of an electric wool clipper according to claim 8, characterized in that: the outer end of the rotating shaft (9) is provided with a bearing (10), and the bearing (10) is sleeved in the heat insulation sleeve (5).

10. The heat dissipation structure of an electric wool clipper according to claim 9, characterized in that: fixing base (91) and the inner wall clearance setting of radiation shield sleeve (5), fixing base (91) set up the one end in radiation shield sleeve (5), and bearing (10) set up the other end in radiation shield sleeve (5), bearing (10) are provided with two, and a bearing (10) set up inside radiation shield sleeve (5), and another bearing (10) set up in radiation shield sleeve (5) outer end.