Speed reducing mechanism heat dissipation device of crawler-type traveling assembly
Technical Field
The invention relates to the technical field of speed reducing mechanism heat dissipation, in particular to a speed reducing mechanism heat dissipation device of a crawler type walking assembly.
Background
The speed reducing mechanism of the crawler type walking assembly is usually a speed reducer which is an independent part consisting of gear transmission, worm transmission and gear-worm transmission which are sealed in a rigid shell, is commonly used as a speed reducing transmission device between a prime mover and a working machine, is widely applied to modern machinery, and the surface of the speed reducing motor can generate heat when the speed reducing motor runs, if the speed reducing motor runs continuously, the accumulated heat cannot be dissipated timely, so that the performance of the motor is influenced, and the running efficiency of the motor is reduced.
Because current heat abstractor sets up at gear motor's tail end usually, only can accelerate the near air flow speed of gear motor tail end, and gear motor's all the other parts then dispel the heat through the fin, only dispel the heat through the fin, lead to the radiating efficiency lower, and when gear motor received vibrations, also be difficult for cushioning the shock attenuation to it, reduced gear motor's life.
Disclosure of Invention
The invention aims to provide a speed reducing mechanism heat dissipation device of a crawler-type traveling assembly, which has the advantages that the fluidity of air on the surface of a speed reducing motor body is improved, the heat dissipation effect on the surface of the speed reducing motor body is better, the speed reducing motor body can be buffered and protected when the speed reducing motor body is vibrated, and the problems in the background technology are solved.
In order to achieve the purpose, the invention provides the following technical scheme: the utility model provides a crawler-type traveling assembly's speed reduction mechanism heat abstractor, includes the gear motor body, the surface cover of gear motor body is equipped with protecting sheathing, protecting sheathing's inner wall passes through the fixed surface of connecting rod with the gear motor body and is connected, the upper and lower both sides of gear motor body all are fixed with a plurality of heat-conducting component, and protecting sheathing's side fixed mounting has the air-blower, be equipped with the subassembly of supplying air in the protecting sheathing, and the vent has been seted up on protecting sheathing's right side.
And supply the gas subassembly under the effect of air-blower, can blow into the protecting sheathing to the outside air in, the outside air that enters into in the protecting sheathing can blow the heat-conducting component and rotate, has increased the area of contact of heat-conducting component and outside air, the below of protecting sheathing is equipped with inside hollow installation base, the inside of installation base is equipped with damper, and when the gear motor body received vibrations, damper can the gear motor body cushion protection.
Preferably, the heat conduction assembly comprises a heat conduction column, the side surface of the heat conduction column is rotatably connected with a heat dissipation column, a heat dissipation sheet is fixed on the surface of the heat dissipation column, the heat dissipation sheet can drive the heat dissipation column to rotate under the blowing of the outside air, and the contact area between the heat dissipation sheet and the air and the contact area between the heat dissipation column and the air are increased.
Preferably, the air supply assembly comprises air flow channels arranged at the top and the bottom of the inner wall of the protective shell, a plurality of air outlet holes used for blowing the rotating radiating fins are formed in the surface of each air flow channel, the two air flow channels are connected through a connecting pipe, and the air outlet end of the air blower is connected with the connecting pipe through an air supply pipe.
Preferably, damper includes two bracing pieces, and two bracing piece fixed connection are on the bottom of installation base inner wall, the top of bracing piece articulates there is the arc pole, the top of arc pole articulates there is the connecting seat, and the opposite side of two connecting seats is fixed with spring one, protective housing's bottom is fixed with two connecting rods, the bottom of connecting rod is articulated with the bottom of arc pole.
Preferably, the surface of the connecting rod is sleeved with a second spring, and the upper end and the lower end of the second spring are fixedly connected with the bottom of the protective shell and the top of the mounting base respectively.
Preferably, the inner wall of the air outlet is provided with a dust screen for preventing external dust from entering the protective shell.
Compared with the prior art, the invention has the following beneficial effects:
according to the invention, through the arrangement of the heat conduction column, the heat dissipation column and the heat dissipation fins, heat generated on the surface of the speed reduction motor body can be transferred to the surfaces of the heat dissipation column and the heat dissipation fins through the heat conduction column, and through the arrangement of the air blower, the air supply pipe, the connecting pipe, the gas flow channel and the air outlet hole, the air blower pumps outside air into the gas flow channel through the air supply pipe and the connecting pipe, and then the air is blown out through the air outlet hole, and on the heat dissipation fins under the action of the blown outside air, the heat dissipation fan can drive the heat dissipation column to rotate, so that the contact area between the heat dissipation fins and the heat dissipation column and the air is increased, the flowability of the air on the surface of the speed reduction motor.
According to the invention, by arranging the supporting rod, the arc-shaped rods, the first spring, the connecting rod and the second spring, when the speed reduction motor body is vibrated, the speed reduction motor body has a tendency of driving the protective shell to move downwards, the downward movement of the protective shell can extrude the second spring and push the arc-shaped rods to swing around a hinged point with the supporting rod, so that the top ends of the two arc-shaped rods can be separated from each other, and the second spring is pulled to extend, so that the vibration force applied to the speed reduction motor body can be converted into the elastic force of the first spring and the second spring, the speed reduction motor body can be buffered and protected, and the service life of the speed reduction motor body is prolonged.
Drawings
FIG. 1 is a front view of the present invention;
FIG. 2 is a front cross-sectional view of the present invention;
FIG. 3 is an enlarged view of the structure of the present invention at A.
In the figure: 1. a reduction motor body; 2. a protective housing; 3. a blower; 4. a vent; 5. installing a base; 6. a heat-conducting column; 7. a heat-dissipating column; 8. a heat sink; 9. a gas flow channel; 10. a connecting pipe; 11. an air supply pipe; 12. a support bar; 13. an arcuate bar; 14. a first spring; 15. a connecting rod; 16. a second spring; 17. a dust screen; 18. and an air outlet.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1 to 3, the present invention provides a technical solution: the utility model provides a crawler-type traveling assembly's speed reduction mechanism heat abstractor, includes gear motor body 1, gear motor body 1's surface cover is equipped with protecting sheathing 2, protecting sheathing 2's inner wall passes through the connecting rod and is connected with gear motor body 1's fixed surface, gear motor body 1's upper and lower both sides all are fixed with a plurality of heat conduction assemblies, and protecting sheathing 2's side fixed mounting has air-blower 3, is equipped with the subassembly of supplying air in the protecting sheathing 2, and protecting sheathing 2's right side has seted up vent 4.
Further, the inner wall of the vent 4 is provided with a dust screen 17 for preventing external dust from entering the protective housing 2, and the external dust is prevented from entering the protective housing 2 through the vent 4 by the arrangement of the dust screen 17.
Further, the heat conduction assembly includes heat conduction post 6, the side of heat conduction post 6 is rotated and is connected with heat dissipation post 7, the fixed surface of heat dissipation post 7 has fin 8, fin 8 is under the blowing of outside air, can drive heat dissipation post 7 and rotate, the area of contact of fin 8 and heat dissipation post 7 with the air has been increased, heat conduction post 6, heat dissipation post 7 and fin 8 are the better copper product or the aluminium material of heat conductivility and make, heat conduction post 6 can be heat transfer heat dissipation post 7 and fin 8 of 1 surperficial production of gear motor body, can blow fin 8 and heat dissipation post 7 and rotate under the effect of the subassembly of supplying air.
Further, the air supply assembly comprises air flow channels 9 arranged at the top and the bottom of the inner wall of the protective shell 2, a plurality of air outlet holes 18 used for blowing the heat dissipation fins 8 to rotate are formed in the surface of each air flow channel 9, the two air flow channels 9 are connected through connecting pipes 10, the air outlet end of the air blower 3 is connected with the connecting pipes 10 through air supply pipes 11, the air blower 3 extracts outside air into the air flow channels 9 through the air supply pipes 11 and the connecting pipes 10 and blows the air out through the air outlet holes 18, the heat dissipation fins 8 are driven to rotate by the heat dissipation columns 7 under the action of the blown outside air, the contact area between the heat dissipation fins 8 and the heat dissipation columns 7 and the air is increased, the flowability of the surface air of the speed reduction motor body 1 is improved, and the heat dissipation effect on the speed reduction motor body 1 is better.
And supply the gas subassembly under the effect of air-blower 3, can blow into protecting sheathing 2 to the outside air in, the outside air that enters into in protecting sheathing 2 can blow the heat-conducting component and rotate, the area of contact of heat-conducting component with the outside air has been increased, protecting sheathing 2's below is equipped with inside hollow installation base 5, the inside of installation base 5 is equipped with damper, and when gear motor body 1 received vibrations, damper can gear motor body 1 carry out the buffer protection.
Further, the damping component comprises two support rods 12, the two support rods 12 are fixedly connected to the bottom of the inner wall of the mounting base 5, the top ends of the support rods 12 are hinged to arc-shaped rods 13, the top ends of the arc-shaped rods 13 are hinged to connecting seats, the first springs 14 are fixed to the opposite sides of the two connecting seats, the bottom of the protective shell 2 is fixed to two connecting rods 15, the bottom ends of the connecting rods 15 are hinged to the bottom ends of the arc-shaped rods 13, when the speed reduction motor body 1 is vibrated, the speed reduction motor body 1 has a tendency of driving the protective shell 2 to move downwards, the downward movement of the protective shell 2 can extrude the second springs 16 and push the arc-shaped rods 13 to swing around hinged joints with the support rods 12, so that the top ends of the two arc-shaped rods 13 can be separated from each other and the second springs 16 are pulled to be stretched, and therefore vibration force borne by the speed reduction, the effect of buffer protection can be played to the gear motor body 1, and the service life of the gear motor body 1 is prolonged.
Further, the surface of the connecting rod 15 is sleeved with a second spring 16, and the upper end and the lower end of the second spring 16 are respectively fixedly connected with the bottom of the protective shell 2 and the top of the mounting base 5.
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.