CN218326130U - Planetary reducer with good heat dissipation effect - Google Patents

Abstract

The utility model relates to a planetary reducer cooling technical field just discloses a planetary reducer that radiating effect is good, be in including shell and setting the inside sun gear of shell, the surface meshing of sun gear is connected with the planet wheel, the planet wheel is kept away from one side meshing of sun gear is connected with the ring gear, the circulation chamber has been seted up at the top of shell. This planetary reducer that radiating effect is good, in this application, the inside of circulation chamber is injected into through connecing the guide pipe to the inside low temperature lubricating oil of refrigerator inside, the inside heat of speed reducer can fully be absorbed to the inside lubricating oil of circulation chamber, and along with further removing by the inside cooling that dispels the heat of reinjection into the refrigerator once more, compare in lubricating oil inside cooling that dispels the heat of speed reducer, this application is through the very big heat-sinking capability of having strengthened the speed reducer of extrinsic cycle, reached and improved lubricating oil heat-sinking capability, the purpose of the good heat-sinking capability of guarantee speed reducer.

Description

Planetary reducer with good heat dissipation effect

Technical Field

The utility model relates to a planetary reducer cooling technical field specifically is a planetary reducer that the radiating effect is good.

Background

The planetary reducer is a transmission mechanism, and its structure is formed from an internal gear ring tightly combined on the gear box shell body, the centre of the ring gear is equipped with a sun gear driven by external power, and between the sun gear and ring gear a group of planetary gear sets formed from three gears which are uniformly combined on a tray is set, and the rotation number of the motor can be reduced to the required rotation number by means of matching use of planetary gear, sun gear and internal gear ring.

At present, a planetary reducer can generate a large amount of heat in the using process, and the existing heat dissipation modes include the following modes: 1. through the lubricating oil heat dissipation that adds between the gear, two, through the fan heat dissipation, three, through setting up the radiating fin piece, the setting of radiating fin piece should make the air ability natural circulation, and first heat dissipation mode is because lubricating oil is sealed inside the casing, therefore the heat-sinking capability is limited, and second heat dissipation mode cost is higher, and has certain requirement to the environment, for example can not use the fan heat dissipation under the colliery, and third kind radiating fin piece passes through air heat conduction, and the radiating efficiency is relatively poor.

SUMMERY OF THE UTILITY MODEL

In order to solve the above problems, the utility model discloses a following technical scheme realizes: a planetary reducer with a good heat dissipation effect comprises a shell and a sun gear arranged in the shell, wherein the surface of the sun gear is connected with a planet gear in a meshing way, one side, far away from the sun gear, of the planet gear is connected with an inner gear ring in a meshing way, the top of the shell is provided with a circulating cavity, the top of the shell is provided with a refrigerator, a conduction screw rod is arranged in the refrigerator, and the bottom of the refrigerator is spliced with a guide pipe;

the side of shell has seted up the radiating groove, the inside of radiating groove is pegged graft and is had the radiating fin, the side of radiating fin just is located one side of shell is provided with circulating water tank, the side of circulating water tank is pegged graft and is had the water injection pipe, the side of circulating water tank just is located the below of water injection pipe is pegged graft and is had the outlet pipe.

Furthermore, a liquid outlet is formed in the top of the circulating cavity, and the liquid outlet is symmetrically distributed on two sides of the top of the shell to circularly guide out and receive lubricating oil.

Furthermore, the guide pipe is initially inserted into a liquid outlet formed in the top of the circulation cavity, and lubricating oil led out from the inside of the circulation cavity is cooled and then injected again.

Further, the refrigerator and the circulating water tank are fixedly connected to the side surface of the shell through a connecting block.

Furthermore, the inside of water injection pipe is provided with the suction pump, and with liquid water source intercommunication, makes to continue to carry out the water injection to circulation tank to the water injection pipe through the suction pump.

Furthermore, the inside of outlet pipe is provided with the suction pump, and the direction of drawing water with the inside suction pump of water injection pipe opposite direction draws water, takes the inside liquid water of circulation tank out for circulation tank continuously keeps the heat-sinking capability of liquid water.

The utility model provides a planetary reducer that the radiating effect is good. The method has the following beneficial effects:

1. this planetary reducer that radiating effect is good, at the speed reducer during operation, the sun gear, the planet wheel, ring gear intermeshing transmission, the number of revolutions that will be connected the motor with it reduces, at this in-process, can constantly produce the heat in the speed reducer, in this application, the refrigerator is set up the top at the shell, and connect the liquid outlet switch-on at guide pipe and circulation chamber top, the event is along with the rotation of the inside conduction screw rod of refrigerator, the inside low temperature lubricating oil of refrigerator pours into the inside in circulation chamber into through connecing the guide pipe, the inside heat of speed reducer can fully be absorbed to the inside lubricating oil of circulation chamber, and be cooled down along with further moving by reinjection into the refrigerator inside, compare in lubricating oil inside cooling down that dispels the heat in the speed reducer, this application is through the very big heat-sinking capability that has strengthened the speed reducer of extrinsic cycle, reached and improved the lubricating oil heat-sinking capability, ensure the purpose of the good heat-sinking capability of speed reducer.

2. This planetary reducer that radiating effect is good, when through the radiating fin heat dissipation, the heat of inside in the reducer conducts the external world through radiating groove and radiating fin, because radiating fin inserts circulating water tank's inside, circulating water tank keeps the inside liquid water of circulating water tank to be in the mobile state through water injection pipe and outlet pipe, and liquid water takes out the heat of radiating fin release fast, and then is showing the heat-sinking capability who has accelerateed the speed reducer, compares in radiating fin through air heat conduction faster.

Drawings

Fig. 1 is a schematic partial sectional view of the structural shell of the present invention;

FIG. 2 is an enlarged schematic view of the refrigerator of the present invention;

FIG. 3 is an enlarged schematic view of part A in FIG. 2;

fig. 4 is an enlarged schematic view of part B in the structure diagram 1 of the present invention.

In the figure: 1. a housing; 2. a sun gear; 3. a planet wheel; 4. an inner gear ring; 5. a circulation chamber; 6. a refrigerator; 7. a conduction screw; 8. a guide pipe is connected; 9. a heat sink; 10. a heat dissipation fin; 11. a circulating water tank; 12. a water injection pipe; 13. and (4) a water outlet pipe.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

The planetary reducer with the good heat dissipation effect has the following embodiments:

the embodiment is as follows:

referring to fig. 1-4, a planetary reducer with good heat dissipation effect includes a housing 1 and a sun gear 2 disposed inside the housing 1, the surface of the sun gear 2 is engaged with a planetary gear 3, one side of the planetary gear 3 away from the sun gear 2 is engaged with an inner gear ring 4, the top of the housing 1 is provided with a circulation cavity 5, the top of the housing 1 is provided with a refrigerator 6, a conduction screw 7 is disposed inside the refrigerator 6, and the bottom of the refrigerator 6 is inserted with a guiding pipe 8;

radiating groove 9 has been seted up to the side of shell 1, and the inside of radiating groove 9 is pegged graft and is had radiating fin 10, and one side that radiating fin 10's side just is located shell 1 is provided with circulation tank 11, and the side of circulation tank 11 is pegged graft and is had water injection pipe 12, and the side of circulation tank 11 just is located the below of water injection pipe 12 and is pegged graft and have outlet pipe 13.

Further, the top of circulation chamber 5 has seted up the liquid outlet, and the symmetric distribution is in the both sides at shell 1 top, and the circulation is derived and is received lubricating oil.

Furthermore, the connecting and guiding pipe 8 is initially inserted into a liquid outlet formed in the top of the circulation cavity 5, and lubricating and changing oil led out from the inside of the circulation cavity 5 is cooled and then injected again.

Further, the refrigerator 6 and the circulation water tank 11 are fixedly connected to the side of the housing 1 through a connection block.

Further, the inside of water injection pipe 12 is provided with the suction pump, and communicates with liquid water source, makes to carry out the water injection to water injection pipe 12 continuously to circulation tank 11 through the suction pump.

Further, a water suction pump is arranged inside the water outlet pipe 13, the water suction direction is opposite to the water suction direction of the water suction pump inside the water injection pipe 12, and liquid water inside the circulating water tank 11 is pumped out, so that the circulating water tank 11 continuously keeps the heat absorption capacity of the liquid water.

The working principle is as follows: at the speed reducer during operation, sun gear 2, planet wheel 3, the transmission of 4 intermeshing of ring gear, the number of revolutions that will be connected the motor with it reduces, at this in-process, can constantly produce the heat in the speed reducer, in this application, refrigerator 6 is set up the top at shell 1, and connect the liquid outlet switch-on at guide pipe 8 and circulation chamber 5 top, the event is along with the rotation of 6 inside conduction screw 7 of refrigerator, the inside low temperature lubricating oil of refrigerator 6 pours into the inside of circulation chamber 5 into through connecting guide pipe 8, the inside heat of speed reducer can fully be absorbed to the inside lubricating oil of circulation chamber 5, and along with further removing to be poured into 6 insides of refrigerator into again and cool down, compare in the cooling that dispels the heat of lubricating oil inside the speed reducer, this application has reached the heat-sinking capability that improves the lubricating oil heat-sinking capability through the very big enhancement of extrinsic cycle, ensure the purpose of the good heat-sinking capability of speed reducer.

When the heat dissipation is performed through the heat dissipation fins 10, the heat inside the speed reducer is conducted to the outside through the heat dissipation grooves 9 and the heat dissipation fins 10, because the heat dissipation fins 10 are inserted into the inside of the circulation water tank 11, the circulation water tank 11 continuously keeps the liquid water inside the circulation water tank 11 in a flowing state through the water injection pipe 12 and the water outlet pipe 13, the liquid water quickly takes away the heat released by the heat dissipation fins 10, the heat dissipation capability of the speed reducer is remarkably accelerated, and the speed reducer is quicker in comparison with the heat dissipation fins 10 through air heat conduction.

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

Claims (6)

1. The utility model provides a planetary reducer that radiating effect is good, includes shell (1) and sets up inside sun gear (2) of shell (1), the surface meshing of sun gear (2) is connected with planet wheel (3), planet wheel (3) are kept away from one side meshing of sun gear (2) is connected with ring gear (4), its characterized in that: the top of the shell (1) is provided with a circulating cavity (5), the top of the shell (1) is provided with a refrigerator (6), a conduction screw (7) is arranged inside the refrigerator (6), and the bottom of the refrigerator (6) is inserted with a guide pipe (8);

the heat dissipation device is characterized in that a heat dissipation groove (9) is formed in the side face of the shell (1), heat dissipation fins (10) are inserted into the heat dissipation groove (9), a circulating water tank (11) is arranged on one side of each heat dissipation fin (10) and located on the shell (1), a water injection pipe (12) is inserted into the side face of the circulating water tank (11), and a water outlet pipe (13) is inserted into the side face of the circulating water tank (11) and located below the water injection pipe (12).

2. The planetary reducer with good heat dissipation effect according to claim 1, wherein: the top of the circulation cavity (5) is provided with a liquid outlet which is symmetrically distributed on two sides of the top of the shell (1).

3. The planetary reducer with good heat dissipation effect according to claim 1, wherein: the guide pipe (8) is initially inserted into a liquid outlet formed in the top of the circulation cavity (5).

4. The planetary reducer with good heat dissipation effect according to claim 1, wherein: the refrigerator (6) and the circulating water tank (11) are fixedly connected to the side face of the shell (1) through a connecting block.

5. The planetary reducer with good heat dissipation effect according to claim 1, wherein: the inside of water injection pipe (12) is provided with the suction pump, and communicates with liquid water source.

6. The planetary reducer with good heat dissipation effect according to claim 1, wherein: the inside of outlet pipe (13) is provided with the suction pump, and the direction of just drawing water with the inside suction pump of water injection pipe (12) draws water opposite direction.

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