CN209104950U - A kind of motor main shaft - Google Patents
A kind of motor main shaft Download PDFInfo
- Publication number
- CN209104950U CN209104950U CN201821356894.8U CN201821356894U CN209104950U CN 209104950 U CN209104950 U CN 209104950U CN 201821356894 U CN201821356894 U CN 201821356894U CN 209104950 U CN209104950 U CN 209104950U
- Authority
- CN
- China
- Prior art keywords
- connecting shaft
- fixing axle
- pin hole
- frosted
- groove
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
- 238000007789 sealing Methods 0.000 claims abstract description 13
- 239000002184 metal Substances 0.000 claims description 3
- 235000008331 Pinus X rigitaeda Nutrition 0.000 claims 1
- 235000011613 Pinus brutia Nutrition 0.000 claims 1
- 241000018646 Pinus brutia Species 0.000 claims 1
- 230000000694 effects Effects 0.000 abstract description 3
- 238000012423 maintenance Methods 0.000 abstract description 3
- 238000010586 diagram Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 238000006243 chemical reaction Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
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- Sealing Devices (AREA)
- Connection Of Motors, Electrical Generators, Mechanical Devices, And The Like (AREA)
Abstract
The utility model discloses a kind of motor main shafts, including the first connecting shaft and the second connecting shaft, the tail end setting of first connecting shaft is fluted, the top of second connecting shaft is provided with fixing axle, lock sealing device is provided between the tail end of first connecting shaft and the top of the second connecting shaft, groove cross section is " convex shape ", and including big groove and little groove, pin hole is provided with above little groove, the upper surface of big groove is provided with frosted positioning area a, fixing axle includes the first fixing axle and the second fixing axle, first fixing axle upper surface is provided with lower pin hole, frosted positioning area b is provided in front of lower pin hole, frosted positioning area b is oppositely arranged with frosted positioning area a, second fixing axle is threadedly coupled with big groove.The tail end of motor shaft provided by the utility model can be replaced, and facilitate maintenance, and the junction of connecting shaft is fixed by pin hole, and stability is strong, lock sealing circle is provided between connecting shaft, sealing effect is more preferably.
Description
Technical field
The utility model relates to motor reel technical field, in particular to a kind of motor main shaft.
Background technique
Motor is the device for realizing electric energy and mechanical energy conversion, it is the main driving portion in modern industry system
Part, due to the development of modern metallurgical technology, the cost of motor shaft is improved, and motor shaft influences the use of motor in case of damaging,
Motor shaft can not be repaired and be replaced, and the practicability for causing motor is low, problem at high cost.
Utility model content
For that can not repair and replace after overcoming motor shaft existing in the prior art to damage, the practical of motor is caused
Low, the at high cost problem of property, the utility model provide a kind of motor main shaft.
Specific technical solution is as follows:
A kind of motor main shaft, including the first connecting shaft and the second connecting shaft, the tail end of first connecting shaft are provided with
Groove, the top of second connecting shaft are provided with fixing axle, and the height of the first connecting shaft vertical cross-section is greater than second and connects
The height of spindle vertical cross-section is provided with lock sealing dress between the tail end of first connecting shaft and the top of the second connecting shaft
It sets, the groove cross section is " convex shape ", and including big groove and little groove, the little groove top is provided with pin hole,
The upper surface of the big groove is provided with frosted positioning area a, and the fixing axle includes the first fixing axle and the second fixing axle, described
First fixing axle upper surface is provided with lower pin hole, and the upper pin hole and lower pin hole are correspondingly arranged, and is provided in front of the lower pin hole
Frosted positioning area b, the frosted positioning area b are oppositely arranged with frosted positioning area a, and second fixing axle and big groove screw thread connect
It connects.
Preferably, the lock sealing device includes circlip and rubber seal, and the rubber seal is fixedly set in
The outside of circlip.
Preferably, the circlip includes hand grip portion and elastic part, and the elastic part is blow-by metal ring, the holding
Portion is connected with the both ends of elastic part respectively, and the hand grip portion and elastic part are integrally formed, and it is fixed that the elastic part is sleeved on second
The outside of axis.
Preferably, the hand grip portion both ends maximum distance d is not more than the width of the second connecting shaft vertical cross-section D.
Preferably, the maximum height at the hand grip portion both ends is no more than the height of the first connecting shaft vertical cross-section.
The utility model has the advantages that compared with prior art
(1) motor shaft provided by the utility model includes the first connecting shaft and the second connecting shaft, the tail of the first connecting shaft
End setting is fluted, and the top of the second connecting shaft is provided with fixing axle, and fixing axle is threadedly coupled with groove, which can root
It is replaced according to actual demand, facilitates maintenance, substantially increased the efficiency of maintenance, reduce production cost.
(2) fixing axle in motor shaft provided by the utility model and groove are oppositely arranged, and the two is solid by pin hole
Fixed connection, more fastens so that axis body itself connects, and will not occur to wear and collide, increase the service life of motor.
(3) lock sealing circle, sealing ring and axis are provided in the utility model between the first connecting shaft and the second connecting shaft
Body is completely embedded, and sealing effect is more preferably.
Detailed description of the invention
Fig. 1 is a kind of structural schematic diagram of motor main shaft of the utility model；
Fig. 2 is a kind of vertical cross-sectional of motor main shaft of the utility model；
Fig. 3 is the structural exploded view of the first connecting shaft and the second connecting shaft in a kind of motor main shaft of the utility model；
Fig. 4 is the structural schematic diagram of circlip in a kind of motor main shaft of the utility model.
In figure, the first connecting shaft of 1-, the second connecting shaft of 2-, 4- lock sealing device, 5- hand grip portion, 6- elastic part, 11- is big
Groove, 12- little groove, the upper pin hole of 13-, the first fixing axle of 14- frosted positioning area a, 21-, the second fixing axle of 22- are sold under 23-
Hole, 24- frosted positioning area b.
Specific embodiment
Specific embodiment of the present utility model is described further with reference to the accompanying drawing.It should be noted that
The explanation of these embodiments is used to help to understand the utility model, but does not constitute the restriction to the utility model.This
Outside, technical characteristic involved in the various embodiments of the present invention described below is as long as they do not conflict with each other
It can be combined with each other.
The utility model discloses a kind of motor main shafts, as shown in Figures 1 to 3, including the first connecting shaft 1 and the second connection
The tail end setting of axis 2, the first connecting shaft 1 is fluted, and the top of the second connecting shaft 2 is provided with fixing axle, and the first connecting shaft 1 is vertical
The height in section is greater than the height of 2 vertical cross-section of the second connecting shaft, the top of the tail end of the first connecting shaft 1 and the second connecting shaft 2
Between be provided with lock sealing device,
As shown in figure 3, groove cross section is " convex shape ", and including big groove 11 and little groove 12,12 top of little groove
It is provided with pin hole 13, the upper surface of big groove 11 is provided with frosted positioning area a14, and fixing axle includes the first fixing axle 21 and the
Two fixing axles 22,21 upper surface of the first fixing axle are provided with lower pin hole 23, and upper pin hole 13 and lower pin hole 23 are correspondingly arranged, lower pin hole
23 fronts are provided with frosted positioning area b24, and frosted positioning area b24 is oppositely arranged with frosted positioning area a14, the second fixing axle 22 and
Big groove 11 is threadedly coupled.It, will be in the first fixing axle 21 of the second connecting shaft 2 when first connecting shaft 1 and the second connecting shaft 2 are installed
Frosted positioning area b24 it is opposite with frosted positioning area a14, confirm good position after by the first fixing axle 21 be inserted into little groove 12, with
The second connecting shaft 2 is rotated, the second fixing axle 22 is connected through a screw thread with big groove 11, gradually deeply, is connected finally by first
The pin hole of spindle 1 and the second connecting shaft 2, fixed axis body.
Lock sealing device 4 includes circlip and rubber seal, and rubber seal is fixedly set in the outside of circlip.Such as figure
Shown in 4, circlip includes hand grip portion 5 and elastic part 6, and elastic part 6 is blow-by metal ring, the hand grip portion 5 respectively with it is elastic
The both ends in portion 6 are connected, and hand grip portion 5 and elastic part 6 are integrally formed, and elastic part 6 is sleeved on the outside of fixing axle.5 both ends of hand grip portion
Maximum distance d is not more than the width of 22 vertical cross-section D of the second connecting shaft, and the maximum height at 5 both ends of hand grip portion is no more than first and connects
The height of 11 vertical cross-section of spindle.The size of hand grip portion 5 is no more than axis body, will not influence the normal use of motor shaft, is applicable in wide
It is general.Hand grip portion 5 is inwardly exerted a force, the diameter of elastic part 6 becomes larger, and rubber seal is detached from axis body, when stopping exerts a force to hand grip portion 5
When, 6 diameter of elastic part reduces, and elastic part 6 is closely connect with axis body, and not easily shifted, sealing effect is good.
The tail of the first connecting shaft 1 is arranged in motor shaft provided by the utility model, the top screw thread of the second connecting shaft 2
End, when motor shaft is repaired or replaced, can directly screw out the second connecting shaft 2, in addition the rubber of the utility model is close
Seal is set in outside circlip, so that rubber seal is closely connect with motor axis body.
The embodiments of the present invention is explained in detail in conjunction with attached drawing above, but the utility model is not limited to be retouched
The embodiment stated.For a person skilled in the art, right in the case where not departing from the utility model principle and spirit
These embodiments carry out a variety of change, modification, replacement and modification, still fall in the protection scope of the utility model.
Claims (5)
1. a kind of motor main shaft, it is characterised in that: including the first connecting shaft and the second connecting shaft, the tail of first connecting shaft
End setting is fluted, and the top of second connecting shaft is provided with fixing axle, and the height of the first connecting shaft vertical cross-section is big
Lock is provided between the height of the second connecting shaft vertical cross-section, the tail end of first connecting shaft and the top of the second connecting shaft
Compact package is set, and the groove cross section is " convex shape ", and including big groove and little groove, the little groove top is provided with
Upper pin hole, the upper surface of the big groove are provided with frosted positioning area a, and the fixing axle includes that the first fixing axle and second are fixed
Axis, first fixing axle upper surface are provided with lower pin hole, and the upper pin hole and lower pin hole are correspondingly arranged, in front of the lower pin hole
It is provided with frosted positioning area b, the frosted positioning area b is oppositely arranged with frosted positioning area a, second fixing axle and big groove
It is threadedly coupled.
2. a kind of motor main shaft according to claim 1, it is characterised in that: the lock sealing device include circlip and
Rubber seal, the rubber seal are fixedly set in the outside of circlip.
3. a kind of motor main shaft according to claim 2, it is characterised in that: the circlip includes hand grip portion and elastic
Portion, the elastic part are blow-by metal ring, and the hand grip portion is connected with the both ends of elastic part respectively, the hand grip portion and pine
Tight portion is integrally formed, and the elastic part is sleeved on the outside of the second fixing axle.
4. a kind of motor main shaft according to claim 3, it is characterised in that: the hand grip portion both ends maximum distance d is not
Greater than the width of the second connecting shaft vertical cross-section D.
5. a kind of motor main shaft according to claim 4, it is characterised in that: the maximum height at the hand grip portion both ends is not
More than the height of the first connecting shaft vertical cross-section.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821356894.8U CN209104950U (en) | 2018-08-22 | 2018-08-22 | A kind of motor main shaft |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821356894.8U CN209104950U (en) | 2018-08-22 | 2018-08-22 | A kind of motor main shaft |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209104950U true CN209104950U (en) | 2019-07-12 |
Family
ID=67151214
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821356894.8U Expired - Fee Related CN209104950U (en) | 2018-08-22 | 2018-08-22 | A kind of motor main shaft |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209104950U (en) |
-
2018
- 2018-08-22 CN CN201821356894.8U patent/CN209104950U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20190712 |