CN218633504U

CN218633504U - Intercooling type high-speed motor shaft

Info

Publication number: CN218633504U
Application number: CN202222428561.4U
Authority: CN
Inventors: 谭云培; 张占飞; 柴孝勇; 何堃
Original assignee: Hangzhou Eda Precision Electromechanical Science & Technology Co ltd
Current assignee: Hangzhou Eda Precision Electromechanical Science & Technology Co ltd
Priority date: 2022-09-14
Filing date: 2022-09-14
Publication date: 2023-03-14
Anticipated expiration: 2032-09-14

Abstract

The utility model relates to an auto-parts field, specifically speaking relates to an inter-cooling type high speed motor axle. An intercooling type high-speed motor shaft comprises a first connecting shaft and is characterized in that: the first connecting shaft is connected with a second connecting shaft, a first step surface is arranged on the outer circular surface of the second connecting shaft, one side of the first step surface is connected with a second step surface, the second step surface is connected with a third step surface, key grooves are formed in the upper side and the lower side of the outer circular surface of the third step surface, and a first mounting hole is formed in one end of the first connecting shaft. This application simple structure, cool down the heat dissipation to the motor shaft through setting up the water cooled machine axle housing, can follow the injection of top cooling water apopore and pour into, make its even whole axle housing of densely covered, can derive it from the cooling water apopore when needing to change the cooling water, the inside cooling water that sets up cuts off the piece and has not only guaranteed that inside cooling water can not spill over to can guarantee the high-speed operation of motor shaft, prolong its life, do not influence the whole operation of motor.

Description

Intercooling type high-speed motor shaft

Technical Field

The utility model relates to an auto-parts field, specifically speaking relates to an inter-cooling type high speed motor axle.

Background

An electric machine (commonly known as "motor") refers to an electromagnetic device that converts or transmits electric energy according to the law of electromagnetic induction. The motor shaft is one of the important parts, and its performance directly influences the performance of whole motor, and traditional motor shaft simple structure, the part is easy not hard up when high-speed operation, and the axis body surface temperature can rise under long-time work to influence whole motor work, life is lower.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the defect of higher temperature of a motor shaft in the prior art and providing an intercooling type high-speed motor shaft.

The utility model provides a technical scheme that its technical problem adopted is: well cold formula high speed motor axle, including first connecting axle, its characterized in that: the connecting device comprises a first connecting shaft, a second connecting shaft, a first step surface, a second step surface, a third step surface, key grooves and a first mounting hole, wherein the first connecting shaft is connected with the second connecting shaft, the first step surface is arranged on the outer circular surface of the second connecting shaft, the second step surface is connected with the second step surface, the key grooves are formed in the upper side and the lower side of the outer circular surface of the third step surface, and the first mounting hole is formed in one end of the first connecting shaft.

Preferably, wear-resisting shaft sleeve is installed in the second connecting shaft table outside, wear-resisting shaft sleeve material is 45 steel, wear-resisting shaft sleeve surface is equipped with anti-skidding wear-resisting coating. The antiskid wear-resistant performance of the surface of the shaft sleeve can be effectively improved by arranging the antiskid wear-resistant coating.

Preferably, the water cooled machine axle housing is installed in the wear-resisting axle sleeve outside, the inside convex groove structure that is of water cooled machine axle housing, water cooled machine axle housing upper end one side is equipped with the cooling water apopore, water cooled machine axle housing bottom one side is equipped with the cooling water apopore. Through the cooperation that sets up cooling water injection hole and cooling water apopore, high efficiency pours into the cooling water into and derives.

Preferably, the two sides inside the convex groove structure of the water-cooled motor shaft shell are respectively provided with a cooling water partition block. Through setting up the cooling water and cut off the piece and not only guaranteed that inside cooling water can not spill over, also reserved out the heat dissipation wind channel for inside convex groove structure both sides relatively.

Preferably, ball bearings are respectively arranged on two sides of the second connecting shaft, each ball bearing comprises an inner ring and an outer ring, and balls are arranged between the inner ring and the outer ring. Certain frictional resistance is reduced through setting up ball bearing, has improved mechanical efficiency.

Preferably, stator core is installed in the water cooled machine axle housing outside, motor housing is installed in the stator core outside, the sealed lid of bearing is installed to motor housing one side. The ball bearing can be protected from being interfered by external dust by arranging the bearing sealing cover.

Preferably, a motor fixing seat is installed below the motor shell, and second mounting holes for fixing are formed in two sides of the motor fixing seat. The motor fixing seat can be effectively fixed on the workbench through the second mounting hole.

The utility model discloses an useful part lies in:

this application simple structure, cool down the heat dissipation to the motor shaft through setting up the water cooled machine axle housing, can follow the injection of top cooling water injection hole, make its whole axle housing of evenly densely covered, can derive it from the cooling water apopore when needing to change the cooling water, the cooling water that its inside set up cuts off the piece and has not only guaranteed that inside cooling water can not spill over to can guarantee the high-speed operation of motor shaft, prolong its life, do not influence the whole operation of motor.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed to be used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the drawings without inventive exercise.

Fig. 1 is a schematic structural diagram of the present invention.

Fig. 2 is the schematic view of the shaft housing of the water-cooled motor of the present invention.

Fig. 3 is an enlarged view of a in fig. 2 according to the present invention.

Fig. 4 is a schematic view of the motor of the present invention.

Fig. 5 is a top view of the motor of the present invention.

Fig. 6 is a cross-sectional view of B-B of fig. 5 according to the present invention.

Fig. 7 is an enlarged view of C in fig. 6 according to the present invention.

In the figure: 1. a first connecting shaft; 2. a first step surface; 3. a second step surface; 4. a keyway; 5. a second connecting shaft; 6. a third step surface; 7. a ball bearing; 8. a wear-resistant shaft sleeve; 9. a water-cooled motor shaft housing; 10. cooling water injection holes; 11. a convex recess; 12. a bearing seal cover; 13. a motor fixing seat; 14. a motor housing; 15. a stator core; 16. a cooling water outlet; 17. a cooling water blocking block; 100. a first mounting hole; 18. and a second mounting hole.

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 of the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.

Examples

Referring to fig. 1-7, an intercooling type high speed motor shaft includes a first connecting shaft (1), characterized in that: first connecting axle (1) is connected with second connecting axle (5), be equipped with first step face (2) on the outer disc of second connecting axle (5), first step face (2) one side is connected with second step face (3), second step face (3) are connected with third step face (6), both sides all are equipped with keyway (4) about the outer disc of third step face (6), and the accessible sets up the parallel key on keyway (4) and accomplishes the connection of axle and epaxial gear and synchronous pulley etc. also convenient to detach simultaneously, first connecting axle (1) one end is equipped with first mounting hole (100), first mounting hole (100) can be used to the fixed motor axle in location.

In this embodiment, wear-resisting axle sleeve (8) are installed to second connecting axle (5) table outside, wear-resisting axle sleeve (8) material is 45 steel, wear-resisting axle sleeve (8) surface is equipped with anti-skidding wear-resistant coating. The antiskid wear-resistant performance of the surface of the shaft sleeve can be effectively improved by arranging the antiskid wear-resistant coating.

In this embodiment, water cooled machine axle housing (9) is installed in wear-resisting axle sleeve (8) outside, water cooled machine axle housing (9) is inside to be convex recess (11) structure, water cooled machine axle housing (9) upper end one side is equipped with cooling water injection hole (10), water cooled machine axle housing (9) bottom one side is equipped with cooling water apopore (16), cooling water apopore (16) one end is equipped with the end cap for stop up the cooling water and make it not spill over, when needing to change the cooling water, only need take the end cap, just can pour into the cooling water from cooling water apopore (16) fast under the effect through geocentric attraction, can high efficiency pour into the cooling water into and derive through the cooperation that sets up cooling water injection hole (10) and cooling water apopore (16).

In the embodiment, cooling water partition blocks (17) are respectively arranged on two sides of the interior of the convex groove (11) structure of the water-cooling motor shaft shell (9). Through setting up cooling water and separating piece (17), not only guaranteed that inside cooling water can not spill over, also reserved the heat dissipation wind channel for inside convex recess (11) structure both sides relatively, also guaranteed thermal discharge when the cooling.

In this embodiment, second connecting axle (5) both sides are equipped with ball bearing (7) respectively, ball bearing (7) include inner ring and outer loop, be equipped with the ball between inner ring and the outer loop, ball bearing (7) are common product on the market, and direct purchase obtains, has reduced certain frictional resistance through setting up ball bearing (7), has improved mechanical efficiency.

In this embodiment, stator core (15) is installed in water-cooled motor axle housing (9) outside, motor housing (14) is installed in stator core (15) outside, the sealed lid of bearing (12) is installed to motor housing (14) one side. The ball bearing (7) can be protected from the interference of external dust by arranging the bearing sealing cover (12).

In the embodiment, a motor fixing seat (13) is installed below a motor shell (14), second mounting holes (18) for fixing are formed in two sides of the motor fixing seat (13), the number of the second mounting holes (18) is 6-8, and the motor fixing seat (13) can be effectively fixed on a workbench through the second mounting holes (18).

The implementation principle of the embodiment is as follows: when the motor works, the motor shaft often can heat up and generate heat under long-time work, influence the operation of other spare parts, wear-resisting axle sleeve (8) in the motor shaft outside can effectively protect the motor shaft to make it difficult impaired, set up water-cooled motor axle housing (9) and carry out the heat dissipation of cooling to the motor shaft in wear-resisting axle sleeve (8) outside, can follow top cooling water injection hole (10) and pour into, make its whole axle housing of evenly densely covered, can derive it from cooling water apopore (16) when needing to change the cooling water, the inside cooling water that sets up separates disconnected piece (17) and has not only guaranteed that inside cooling water can not spill over, thereby also relatively reserve the high-speed operation that the heat dissipation wind channel can guarantee the motor shaft for inside convex recess (11) structure both sides, prolong its life, do not influence the whole operation of motor.

In the description herein, references to the description of "one embodiment," "an example," "a specific example," etc., mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

The foregoing shows and describes the general principles, essential features, and advantages of the invention. It will be understood by those skilled in the art that the present invention is not limited to the above embodiments, and that the foregoing embodiments and descriptions are provided only to illustrate the principles of the present invention without departing from the spirit and scope of the present invention.

Claims

1. An intercooling type high-speed motor shaft comprises a first connecting shaft (1), and is characterized in that: first connecting axle (1) is connected with second connecting axle (5), be equipped with first step face (2) on the outer disc of second connecting axle (5), first step face (2) one side is connected with second step face (3), second step face (3) are connected with third step face (6), both sides all are equipped with keyway (4) about third step face (6) outer disc, first connecting axle (1) one end is equipped with first mounting hole (100).

2. The intercooled high speed motor shaft of claim 1, wherein: wear-resisting axle sleeve (8) are installed to second connecting axle (5) table outside, wear-resisting axle sleeve (8) material is 45 steel, wear-resisting axle sleeve (8) surface is equipped with anti-skidding wear-resisting coating.

3. The intercooled high speed motor shaft of claim 2, wherein: water cooled machine axle housing (9) is installed in wear-resisting axle sleeve (8) outside, water cooled machine axle housing (9) is inside to be convex recess (11) structure, water cooled machine axle housing (9) upper end one side is equipped with cooling water injection hole (10), water cooled machine axle housing (9) bottom one side is equipped with cooling water apopore (16).

4. An intercooled high speed motor shaft as set forth in claim 3, wherein: and cooling water partition blocks (17) are respectively arranged on two sides of the interior of the convex groove (11) structure of the water-cooled motor shaft shell (9).

5. The intercooled high-speed motor shaft as set forth in claim 1, wherein: and ball bearings (7) are respectively arranged on two sides of the second connecting shaft (5), each ball bearing (7) comprises an inner ring and an outer ring, and balls are arranged between the inner ring and the outer ring.

6. The intercooled high speed motor shaft of claim 3, wherein: stator core (15) are installed in water-cooled machine axle housing (9) outside, motor housing (14) are installed in stator core (15) outside, the sealed lid of bearing (12) is installed to motor housing (14) one side.

7. The intercooled high speed motor shaft set forth in claim 6, wherein: install motor fixing base (13) under motor housing (14), motor fixing base (13) both sides are equipped with second mounting hole (18) that are used for fixing.