CN104675871A - Concave-convex spline - Google Patents
Concave-convex spline Download PDFInfo
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- CN104675871A CN104675871A CN201510112245.8A CN201510112245A CN104675871A CN 104675871 A CN104675871 A CN 104675871A CN 201510112245 A CN201510112245 A CN 201510112245A CN 104675871 A CN104675871 A CN 104675871A
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- concave
- convex
- centralized positioning
- male member
- female members
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- 239000003638 chemical reducing agent Substances 0.000 claims abstract description 32
- 238000009434 installation Methods 0.000 abstract description 6
- 238000000034 method Methods 0.000 abstract description 5
- 230000005540 biological transmission Effects 0.000 description 5
- 238000003756 stirring Methods 0.000 description 5
- 238000006073 displacement reaction Methods 0.000 description 3
- 230000000694 effects Effects 0.000 description 3
- 238000012423 maintenance Methods 0.000 description 3
- 230000008569 process Effects 0.000 description 3
- 230000009471 action Effects 0.000 description 2
- 238000004134 energy conservation Methods 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 230000007613 environmental effect Effects 0.000 description 2
- 230000008439 repair process Effects 0.000 description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 2
- 230000004888 barrier function Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 230000009189 diving Effects 0.000 description 1
- 238000005265 energy consumption Methods 0.000 description 1
- 239000010865 sewage Substances 0.000 description 1
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- Connection Of Motors, Electrical Generators, Mechanical Devices, And The Like (AREA)
Abstract
The invention discloses a concave-convex spline. The concave-convex spline comprises a convex member, a center positioning shaft and a concave member. The convex member and the concave member are of cylindrical structures, the convex member and the concave member are matched with each other and fixedly connected to a same circle center axis through the center positioning shaft, and an installation gap is formed between the convex member and the concave member. Through the method, the concave-convex spline provided by the invention is of a bar-shaped concave-convex structure; therefore, compared with normal pin type splines, the concave-convex spline has the advantages that the rotational contact surface is large, large torque produced by rotation is borne, and meanwhile, requirements on low rotating speed of an energy-saving mixer and a rotational gap between a reducer and a shaft of the mixer are met. The circle canters of the convex member and the concave member after assembly are located on a same axis through the center positioning shaft, thus the output shaft of the reducer is concentric with a shaft of a piece of equipment, and eccentric rotations are prevented. The concave-convex spline has the advantages of simple structure, low processing and installing precision requirements, low processing cost, large torque, low rotating speed, safety, reliability and long service life.
Description
Technical field
The present invention relates to the environmental protection equipment in process, particularly relate to a kind of concave-convex type spline, specifically belong to the connection spline of energy-saving stirrer in water treating pond.
Background technique
Usually, transmission device is made up of speed reducer, equipment transmission shaft, apparatus body.Environmental protection equipment is mainly manifested in stirrer, impeller, conveyor belt etc.Speed reducer is taken out by transmission and is driven equipment body to produce various action, and reach the various effects of needs, this intermediate propeller shaft plays vital effect.On the one hand, good transmission shaft can play effect initiatively, reduces the rotational resistance between speed reducer and equipment body, reduces energy consumption, on the other hand, reduces the Maintenance and Repair workload of equipment, extension device working life.
At present, stirrer conventional in sewage treatment is diving mixer (impeller), floating-tube type stirrer etc., and the usual motor for speed reducer of the type equipment is positioned at underwater or pond central authorities, adopts Hard link or shaft joint to be connected between speed reducer with equipment.Comparatively large by the dynamic resistance produced between equipment connection component on the one hand, cause equipment power consumption to increase, be unfavorable for equipment energy saving in running.Repair and maintenance difficulty on the other hand, high to the waterproof requirement of equipment, life of equipment is short.
Summary of the invention
The technical problem that the present invention mainly solves is to provide a kind of concave-convex type spline, adopt the recessed of bar shaped, male structure, compare general pin-type spline, rotation surface of contact is large, the high pulling torque rotating and produce can be born, meet energy-saving stirrer rotating speed very low simultaneously, rotation space has been needed between speed reducer and stirring arbor, and centralized positioning axle guarantees that female members and male member assemble the rear center of circle on the same axis, and then guarantee that speed reducer output shaft is concentric with equipment axis, do not produce eccentric rotary, it is simple that it has structure, processing and installation precision require low, processing cost is low, high pulling torque, the slow-speed of revolution, the advantages such as safe and reliable and long service life.
For solving the problems of the technologies described above, the technological scheme that the present invention adopts is: provide a kind of concave-convex type spline, comprise male member, centralized positioning axle and female members, described male member and female members are cylindrical structure, described male member and the female members merga pass centralized positioning axle that matches is fixedly connected on same circle central axis, also leaves assemblage gap between described male member and female members.
In a preferred embodiment of the present invention, described male member comprises male member body, speed reducer output shaft cotter way, protruding block and the first centralized positioning axial trough, described protruding block is arranged on the central position of male member body front end, described speed reducer output shaft cotter way and the first centralized positioning axial trough are separately positioned on the central position of male member body interior rear and front end, and the first described centralized positioning axial trough also extends to protruding block.
In a preferred embodiment of the present invention, described speed reducer output shaft cotter way and the first centralized positioning axial trough are circular groove structure, and wherein, the diameter of described speed reducer output shaft cotter way is greater than the diameter of the first centralized positioning axial trough.
In a preferred embodiment of the present invention, described female members comprises female members body, convex groove and the second centralized positioning axial trough, and described convex groove and the second centralized positioning axial trough are arranged respectively in the central position of female members body interior rear and front end.
In a preferred embodiment of the present invention, described convex groove and the second centralized positioning axial trough are circular groove structure, wherein, and diameter and the diameter being greater than the second centralized positioning axial trough of described convex groove.
In a preferred embodiment of the present invention, described convex groove and protruding block match.
In a preferred embodiment of the present invention, described male member and female members all adopt electrical spark (or other modes) to cut once-through.
The invention has the beneficial effects as follows: concave-convex type spline of the present invention, adopt the recessed of bar shaped, male structure, compare general pin-type spline, rotation surface of contact is large, the high pulling torque rotating and produce can be born, meet energy-saving stirrer rotating speed very low simultaneously, rotation space has been needed between speed reducer and stirring arbor, and centralized positioning axle guarantees that female members and male member assemble the rear center of circle on the same axis, and then guarantee that speed reducer output shaft is concentric with equipment axis, do not produce eccentric rotary, it is simple that it has structure, processing and installation precision require low, processing cost is low, high pulling torque, the slow-speed of revolution, the advantages such as safe and reliable and long service life.
Accompanying drawing explanation
In order to be illustrated more clearly in the technological scheme in the embodiment of the present invention, below the accompanying drawing used required in describing embodiment is briefly described, apparently, accompanying drawing in the following describes is only some embodiments of the present invention, for those of ordinary skill in the art, under the prerequisite not paying creative work, other accompanying drawing can also be obtained according to these accompanying drawings, wherein:
Fig. 1 is the structural representation of a preferred embodiment of concave-convex type spline of the present invention;
Fig. 2 is the sectional view of male member in Fig. 1;
Fig. 3 is the sectional view of Fig. 1 female members;
Reference character is as follows: 1, male member, and 2, centralized positioning axle, 3 female members, 11, male member body, 12, speed reducer output shaft cotter way, 13, protruding block, the 14, first centralized positioning axial trough, 31, female members body, 32, convex groove, the 33, second centralized positioning axial trough.
Embodiment
Be clearly and completely described to the technological scheme in the embodiment of the present invention below, obviously, described embodiment is only a part of embodiment of the present invention, instead of whole embodiments.Based on the embodiment in the present invention, those of ordinary skill in the art, not making other embodiments all obtained under creative work prerequisite, belong to the scope of protection of the invention.
For solving shortcoming of the prior art, equipment speed reducer changes non-submersible motor into, is arranged on the water surface and the position of easy access maintenance; The high pulling torque produced by device action is delivered to speed reducer with less rotational resistance, reduces equipment power consumption to greatest extent, reaches energy-conservation object.Therefore need research a kind of safe and reliable, easy for installation, required precision is low, the link of long service life; Meet the technical barrier that energy-saving stirrer rotating speed is very low, need to rotate space between speed reducer and stirring arbor, research and develop this high pulling torque, slow-revving concave-convex type spline.
As shown in Figure 1, the embodiment of the present invention comprises:
A kind of concave-convex type spline, comprise male member 1, centralized positioning axle 2 and female members 3, wherein, male member 1 is connected with speed reducer output shaft, female members 3 is welded with equipment axis (stirring arbor), centralized positioning axle 2 guarantees that male member 1 and female members assemble the rear center of circle on the same axis, and then guarantees that speed reducer output shaft is concentric with equipment axis, does not produce eccentric rotary.
In the present embodiment, described male member 1 and female members 3 are cylindrical structure, described male member 1 and the female members 3 merga pass centralized positioning axle 2 that matches is fixedly connected on same circle central axis, transmit large torque by male member 1 and female members 3, and ensure that driving shaft and driven axle are on same circle central axis by centralized positioning axle 2.Wherein, also assemblage gap is left between described male member 1 and female members 2, assemblage gap is adjustable, meet the requirement that energy-saving stirrer base fixes the rotatingshaft vertical motion displacement of generation well, effectively avoid traditional stirrer to the wearing and tearing of axle bottom nozzle mounts, during for ensureing that speed reducer has a vertical motion, the work of driven axle can not be affected
As shown in Figure 2, described male member 1 comprises male member body 11, speed reducer output shaft cotter way 12, protruding block 13 and the first centralized positioning axial trough 14, described protruding block 13 is arranged on the central position of male member body 11 front end, described speed reducer output shaft cotter way 12 and the first centralized positioning axial trough 14 are separately positioned on the central position of the inner rear and front end of male member body 11, and the first described centralized positioning axial trough 14 also extends to protruding block 13.As shown in Figure 3, described female members 3 comprises female members body 31, convex groove 32 and the second centralized positioning axial trough 33, and described convex groove 32 and the second centralized positioning axial trough 33 are arranged respectively in the central position of the inner rear and front end of female members body 31.
Further, described speed reducer output shaft cotter way 12, first centralized positioning axial trough 14, convex groove 32 and the second centralized positioning axial trough 33 are circular groove structure, wherein, the diameter of described speed reducer output shaft cotter way 12 is greater than the diameter of the first centralized positioning axial trough 14; Diameter and the diameter being greater than the second centralized positioning axial trough 33 of described convex groove 32; The first described centralized positioning axial trough 14 and the equal diameters of the second centralized positioning axial trough 33.
Further, described convex groove 32 matches with protruding block 13.Protruding block 13 on male member 1 is placed in the convex groove 32 of female members 3, then centralized positioning axle 2 is installed between the first centralized positioning axial trough 14 and the second centralized positioning axial trough 33 and male member 1 and female members 3 are fixedly connected on same circle central axis.
In the present invention, described male member 1 and female members 3 all adopt electrical spark (or other modes) to cut once-through, the out-of-flatness face that cutting produces is conducive to offseting the friction of mutually rotating and producing, male member 1 and female members 3 are closely cooperated in rotation process, do not produce the relative displacement of plane, meet equipment slow-speed of revolution requirement.
Concave-convex type spline provided by the invention compared to existing technology tool has the following advantages:
1, structure is simple, and processing, installation precision require low; Size same with stirrer vertical shaft, can be welded as a whole;
2, transmission portion adopts concavo-convex strip to coordinate, and male member and female members adopt the same bar once-through of spark cutting, do not need secondary operations, adapt to high pulling torque, slow-revving requirement;
3, the assemblage gap between male member and female members is adjustable, meets the requirement that energy-saving stirrer base fixes the rotatingshaft vertical motion displacement of generation well, effectively avoids traditional stirrer to the wearing and tearing of axle bottom nozzle mounts;
4, use with stirrer equipment body, base engagement, energy-conservation to greatest extent.
In sum, concave-convex type spline of the present invention, adopt the recessed of bar shaped, male structure, compare general pin-type spline, rotation surface of contact is large, the high pulling torque rotating and produce can be born, meet energy-saving stirrer rotating speed very low simultaneously, rotation space has been needed between speed reducer and stirring arbor, and centralized positioning axle guarantees that female members and male member assemble the rear center of circle on the same axis, and then guarantee that speed reducer output shaft is concentric with equipment axis, do not produce eccentric rotary, it is simple that it has structure, processing and installation precision require low, processing cost is low, high pulling torque, the slow-speed of revolution, the advantages such as safe and reliable and long service life.
The foregoing is only embodiments of the invention; not thereby the scope of the claims of the present invention is limited; every utilize description of the present invention to do equivalent structure or equivalent flow process conversion; or be directly or indirectly used in other relevant technical field, be all in like manner included in scope of patent protection of the present invention.
Claims (7)
1. a concave-convex type spline, it is characterized in that, comprise male member, centralized positioning axle and female members, described male member and female members are cylindrical structure, described male member and the female members merga pass centralized positioning axle that matches is fixedly connected on same circle central axis, also leaves assemblage gap between described male member and female members.
2. concave-convex type spline according to claim 1, it is characterized in that, described male member comprises male member body, speed reducer output shaft cotter way, protruding block and the first centralized positioning axial trough, described protruding block is arranged on the central position of male member body front end, described speed reducer output shaft cotter way and the first centralized positioning axial trough are separately positioned on the central position of male member body interior rear and front end, and the first described centralized positioning axial trough also extends to protruding block.
3. concave-convex type spline according to claim 2, it is characterized in that, described speed reducer output shaft cotter way and the first centralized positioning axial trough are circular groove structure, and wherein, the diameter of described speed reducer output shaft cotter way is greater than the diameter of the first centralized positioning axial trough.
4. concave-convex type spline according to claim 1, it is characterized in that, described female members comprises female members body, convex groove and the second centralized positioning axial trough, and described convex groove and the second centralized positioning axial trough are arranged respectively in the central position of female members body interior rear and front end.
5. concave-convex type spline according to claim 4, is characterized in that, described convex groove and the second centralized positioning axial trough are circular groove structure, wherein, and diameter and the diameter being greater than the second centralized positioning axial trough of described convex groove.
6. the concave-convex type spline according to claim 2 or 4, is characterized in that, described convex groove and protruding block match.
7. concave-convex type spline according to claim 1, is characterized in that, described male member and female members all adopt spark cutting once-through.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510112245.8A CN104675871A (en) | 2015-03-16 | 2015-03-16 | Concave-convex spline |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510112245.8A CN104675871A (en) | 2015-03-16 | 2015-03-16 | Concave-convex spline |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN104675871A true CN104675871A (en) | 2015-06-03 |
Family
ID=53311323
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510112245.8A Pending CN104675871A (en) | 2015-03-16 | 2015-03-16 | Concave-convex spline |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN104675871A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110107606A (en) * | 2019-05-10 | 2019-08-09 | 江苏国茂减速机股份有限公司 | A kind of reducer shaft end pump shaft coupling |
| WO2021169215A1 (en) * | 2020-02-24 | 2021-09-02 | 温岭市百弘机械有限公司 | High-coaxiality electric motor shaft |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP1336767A2 (en) * | 2002-02-14 | 2003-08-20 | Gühring, Jörg, Dr. | Coupling for modular tool holding arm |
| CN202833692U (en) * | 2012-10-25 | 2013-03-27 | 无锡天惠塑机有限公司 | Motor coupler |
| CN202867600U (en) * | 2012-09-12 | 2013-04-10 | 银川市长城液压有限责任公司 | Coupler |
| CN203627560U (en) * | 2013-11-17 | 2014-06-04 | 苏州蓝王机床工具科技有限公司 | Connecting mechanism of concentric shafts |
| CN203962715U (en) * | 2014-07-02 | 2014-11-26 | 诸暨市冶金联轴器厂 | The coupling that a kind of self-alignment is anti-offset |
| CN204533248U (en) * | 2015-03-16 | 2015-08-05 | 太仓市捷宏节能环保科技有限公司 | Concave-convex type spline |
-
2015
- 2015-03-16 CN CN201510112245.8A patent/CN104675871A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP1336767A2 (en) * | 2002-02-14 | 2003-08-20 | Gühring, Jörg, Dr. | Coupling for modular tool holding arm |
| CN202867600U (en) * | 2012-09-12 | 2013-04-10 | 银川市长城液压有限责任公司 | Coupler |
| CN202833692U (en) * | 2012-10-25 | 2013-03-27 | 无锡天惠塑机有限公司 | Motor coupler |
| CN203627560U (en) * | 2013-11-17 | 2014-06-04 | 苏州蓝王机床工具科技有限公司 | Connecting mechanism of concentric shafts |
| CN203962715U (en) * | 2014-07-02 | 2014-11-26 | 诸暨市冶金联轴器厂 | The coupling that a kind of self-alignment is anti-offset |
| CN204533248U (en) * | 2015-03-16 | 2015-08-05 | 太仓市捷宏节能环保科技有限公司 | Concave-convex type spline |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110107606A (en) * | 2019-05-10 | 2019-08-09 | 江苏国茂减速机股份有限公司 | A kind of reducer shaft end pump shaft coupling |
| WO2021169215A1 (en) * | 2020-02-24 | 2021-09-02 | 温岭市百弘机械有限公司 | High-coaxiality electric motor shaft |
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Application publication date: 20150603 |
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| RJ01 | Rejection of invention patent application after publication |