CN211692687U

CN211692687U - Starter reduction gear mechanism

Info

Publication number: CN211692687U
Application number: CN202020250915.9U
Authority: CN
Inventors: 黄大军
Original assignee: Tianchang Tianfeng Mechanical And Electrical Technology Co ltd
Current assignee: Tianchang Tianfeng Mechanical And Electrical Technology Co ltd
Priority date: 2020-03-04
Filing date: 2020-03-04
Publication date: 2020-10-16
Anticipated expiration: 2030-03-04

Abstract

The utility model discloses a starter reduction gear mechanism, which comprises a housin, electromagnetic switch is installed to the up end of casing, the surface of casing one side is provided with the radiating seat, the surface of radiating seat evenly has the fin, the protecgulum is installed to the one end of casing, the both sides of protecgulum all are provided with fixed journal stirrup, contact gear is installed to the one end of protecgulum, one side of protecgulum inner wall is provided with the connecting seat, a side-mounting front end gear of connecting seat, rear end gear is installed to the opposite side of connecting seat, contact gear's one end is provided with the connecting axle, the rotor is installed to the inboard of casing, the winding is installed to one side of rotor, the driving shaft is installed to the one end of rotor. The utility model discloses optimize inside reduction gear mechanism, increased heat dissipation mechanism.

Description

Starter reduction gear mechanism

Technical Field

The utility model relates to a starter reduction gear technical field specifically is a starter reduction gear mechanism.

Background

The starter is divided into a direct current starter, a gasoline starter, a compressed air starter and the like according to the working principle. The gasoline starter is a small gasoline engine with a clutch and a speed change mechanism, has high power and small influence of air temperature, can start a large internal combustion engine, and is suitable for high and cold areas.

However, the existing starter has the defects of single structure, insufficient function, insufficient internal gear transmission ratio torque, incapability of driving a large-torque engine, incapability of frequent use, low emission efficiency and low working efficiency; thus, the existing need is not met, and a starter reduction gear mechanism is proposed for the same.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a starter reduction gear to the starter single structure who proposes in solving above-mentioned background art, the function is not enough, and inside gear drive ratio moment of torsion is not enough, can not drive the engine of big moment of torsion, and can not frequently use, gives off inefficiency, causes work efficiency low grade problem.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a starter reduction gear mechanism, includes the casing, electromagnetic switch is installed to the up end of casing, the surface of casing one side is provided with the radiating seat, the surface of radiating seat evenly has the fin, the protecgulum is installed to the one end of casing, the both sides of protecgulum all are provided with fixed journal stirrup, contact gear is installed to the one end of protecgulum, one side of protecgulum inner wall is provided with the connecting seat, a side-mounting front end gear of connecting seat, rear end gear is installed to the opposite side of connecting seat, contact gear's one end is provided with the connecting axle, the rotor is installed to the inboard of casing, the winding is installed to one side of rotor, the driving shaft is installed to the one end of rotor.

Preferably, the heat dissipation seat comprises an upper half part and a lower half part, the upper half part and the lower half part are both semicircular, and the upper half part and the lower half part are fixed through screws.

Preferably, the distance between the winding and the inner wall of the heat dissipation seat is one to two centimeters, and the heat dissipation seat and the heat dissipation fins are integrally cast and molded.

Preferably, the driving shaft is meshed with the front end gear through a gear, the front end gear and the rear end gear are in a coaxial relationship, and the front end gear and the rear end gear are connected with the connecting seat through a shaft pin.

Preferably, the connecting shaft and the contact gear are integrally cast and molded, and the contact gear and the front cover are fixed through the rotating shaft.

Preferably, the front cover is completely attached to one side of the shell, and the front cover and the shell are fixed through screws.

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

1. the utility model discloses a rotor passes through the magnetic force reaction of winding, takes place to rotate to drive the driving shaft and rotate, make the front end gear rotate, and drive the rear end gear and rotate, through the effect of front end gear and rear end gear, can slow down the power that the driving shaft transmitted, and increase the moment of torsion, drive the connecting axle and make the contact gear rotate subsequently, thereby can drive the engine and rotate, realize the start-up function, reduced the inside all the other miscellaneous mechanisms that lie in, remain important drive mechanism, simplified internal mechanism;

2. the utility model discloses when the rotor rotates, the production of heat absorbs the heat through the radiating seat, and the rethread fin gives off, accomplishes the heat dissipation function, through the closely contact of radiating seat and winding, can absorb heat punishment, takes out the device outside, dispels the heat.

Drawings

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

fig. 2 is a partial cross-sectional view of the housing of the present invention;

FIG. 3 is a schematic view of a partial structure of the front cover of the present invention;

fig. 4 is a schematic view of the internal structure of the front cover of the present invention.

In the figure: 1. a housing; 2. an electromagnetic switch; 3. a heat dissipation base; 4. a heat sink; 5. a front cover; 6. a contact gear; 7. fixing the support lug; 8. a drive shaft; 9. a connecting seat; 10. a front end gear; 11. a rear end gear; 12. a connecting shaft; 13. a rotor; 14. and (4) winding.

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.

Referring to fig. 1 to 4, the present invention provides an embodiment: a starter reduction gear mechanism comprises a shell 1, an electromagnetic switch 2 is installed on the upper end face of the shell 1, a heat radiating seat 3 is arranged on the outer surface of one side of the shell 1, internal heat can be rapidly taken out through the design of the heat radiating seat 3, heat radiation is completed, heat radiating fins 4 are evenly arranged on the outer surface of the heat radiating seat 3, a front cover 5 is installed at one end of the shell 1, fixing support lugs 7 are arranged on two sides of the front cover 5, a contact gear 6 is installed at one end of the front cover 5, a connecting seat 9 is arranged on one side of the inner wall of the front cover 5, a front end gear 10 is installed on one side of the connecting seat 9, the transmission effect of the device can be achieved through the action of the front end gear 10 and a rear end gear 11, a rear end gear 11 is installed on the other side of the connecting seat 9, a connecting shaft 12 is arranged at one end of the, one end of the rotor 13 is mounted with the drive shaft 8.

Further, the radiating seat 3 includes first half and lower half, and first half and lower half are half circular, and first half passes through the fix with screw with the lower half, through the design of radiating seat 3, can be quick take inside heat out, accomplish the heat dissipation.

Further, the distance between the winding 14 and the inner wall of the heat dissipation seat 3 is one to two centimeters, the heat dissipation seat 3 and the heat dissipation fins 4 are integrally poured and formed, and internal heat can be effectively conveyed out through the design of the heat dissipation seat 3.

Further, the driving shaft 8 is connected with the front end gear 10 through gear engagement, the front end gear 10 and the rear end gear 11 are in a coaxial relation, the front end gear 10 and the rear end gear 11 are connected with the connecting seat 9 through shaft pins, and the transmission effect of the device can be achieved through the effects of the front end gear 10 and the rear end gear 11.

Further, the connecting shaft 12 and the contact gear 6 are cast and molded as a whole, the contact gear 6 and the front cover 5 are fixed through a rotating shaft, and power transmitted inside can be transmitted into the engine through the action of the contact gear 6.

Further, the front cover 5 is completely attached to one side of the shell 1, the front cover 5 is fixed to the shell 1 through screws, and the front cover 5 is matched with the shell 1, so that the device can complete a transmission function while installation is facilitated.

The working principle is as follows: when the device is used, the working state of the internal structure of the device is checked, the device is placed in a working area, a power supply is switched on, a machine is started, the rotor 13 is started to rotate through the electromagnetic switch 2, the rotor 13 rotates through the magnetic reaction of the winding 14, the driving shaft 8 is driven to rotate, the front end gear 10 is driven to rotate, the rear end gear 11 is driven to rotate, the force transmitted by the driving shaft 8 can be reduced through the action of the front end gear 10 and the rear end gear 11, the torque is increased, then the connecting shaft 12 is driven to rotate the contact gear 6, the engine can be driven to rotate, the starting function is realized, other miscellaneous mechanisms inside are reduced, important transmission mechanisms are reserved, the internal mechanisms are simplified, when the rotor 13 rotates, heat is generated, the heat is absorbed through the heat dissipation seat 3 and dissipated through the heat dissipation fins 4, and the heat dissipation function is completed, through the close contact of radiating seat 3 and winding 14, can absorb the heat punishment, take the device outside out, dispel the heat.

It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Claims

1. A starter reduction gear mechanism, includes casing (1), its characterized in that: an electromagnetic switch (2) is arranged on the upper end surface of the shell (1), a heat radiating seat (3) is arranged on the outer surface of one side of the shell (1), the outer surface of the heat radiating seat (3) is uniformly provided with heat radiating fins (4), one end of the shell (1) is provided with a front cover (5), the two sides of the front cover (5) are provided with fixed lugs (7), one end of the front cover (5) is provided with a contact gear (6), a connecting seat (9) is arranged on one side of the inner wall of the front cover (5), a front end gear (10) is arranged on one side of the connecting seat (9), the other side of the connecting seat (9) is provided with a rear end gear (11), one end of the contact gear (6) is provided with a connecting shaft (12), rotor (13) are installed to the inboard of casing (1), winding (14) are installed to one side of rotor (13), driving shaft (8) are installed to the one end of rotor (13).

2. The starter reduction gear mechanism according to claim 1, characterized in that: the radiating seat (3) comprises an upper half part and a lower half part, wherein the upper half part and the lower half part are both semicircular, and the upper half part and the lower half part are fixed through screws.

3. The starter reduction gear mechanism according to claim 1, characterized in that: the distance between the winding (14) and the inner wall of the radiating seat (3) is one to two centimeters, and the radiating seat (3) and the radiating fins (4) are integrally cast and molded.

4. The starter reduction gear mechanism according to claim 1, characterized in that: the driving shaft (8) is connected with the front end gear (10) in a gear meshing mode, the front end gear (10) and the rear end gear (11) are in a coaxial relation, and the front end gear (10) and the rear end gear (11) are connected with the connecting seat (9) through shaft pins.

5. The starter reduction gear mechanism according to claim 1, characterized in that: the connecting shaft (12) and the contact gear (6) are integrally cast and formed, and the contact gear (6) and the front cover (5) are fixed through a rotating shaft.

6. The starter reduction gear mechanism according to claim 1, characterized in that: the front cover (5) is completely attached to one side of the shell (1), and the front cover (5) and the shell (1) are fixed through screws.