CN207349292U - A kind of curved surface dynamic sealing crown gear coupling - Google Patents
A kind of curved surface dynamic sealing crown gear coupling Download PDFInfo
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- CN207349292U CN207349292U CN201721256388.7U CN201721256388U CN207349292U CN 207349292 U CN207349292 U CN 207349292U CN 201721256388 U CN201721256388 U CN 201721256388U CN 207349292 U CN207349292 U CN 207349292U
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- external tooth
- tooth cover
- ring
- axle sleeve
- end cap
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Abstract
The utility model discloses a kind of curved surface dynamic sealing crown gear coupling, including：The left axle sleeve being socketed on line shaft；The right axle sleeve being socketed on output shaft；It is bolted the left inside gear ring of tubular of left axle sleeve；It is bolted the right ring gear of tubular of right axle sleeve；The left external tooth cover being sleeved on left axle sleeve；The right external tooth cover being sleeved on right axle sleeve；It is sleeved on the left outside upper left end cap of tooth set；The right end cap being sleeved on right external tooth cover.A kind of curved surface dynamic sealing crown gear coupling of the utility model has a spacing and reset function, good seal performance, has the characteristics that to transmit that moment of torsion is big, transmission efficiency.
Description
Technical field
The utility model belongs to drive technology field, more particularly to a kind of curved surface dynamic sealing crown gear coupling.
Background technology
Crown gear coupling is a kind of widely used gear coupling, has and transmits big moment of torsion, transmission efficiency and work
Make the advantages that reliable, common crown gear coupling is usually not spacing and reset function, and with spacing and reset function
Crown gear coupling can be divided into following several：A kind of is that the long narrow lumens set in cydariform external tooth cover end face place bellows, profit
Wide-angle compensation, spacing reset function and teeth portion cavities seals are realized with bellows；Another is to be equipped with to extend into end cap
The thin-walled concave structure of cydariform external tooth cover long narrow lumens, non-metal elastomers are placed in the concave structure, long and narrow in cydariform external tooth cover
Inner cavity lower part is equipped with sealing ring；Also one kind is to install elastomeric stopper, tooth in cydariform external tooth cover, end cap, central plate equipotential
Portion's cavities seals are realized jointly using special sealing ring and O-ring.Above-mentioned crown gear coupling, joins line shaft and output shaft one
As be fixedly connected with cydariform external tooth cover, passing power and carry out bit shift compensation when, line shaft is opposite together with cydariform external tooth cover
Rotate or sliding motion in ring gear, the sealing difficulty between cydariform external tooth cover and end cap is big at this time, to the performance of sealing ring
It is required that it is high, meanwhile, the cydariform external tooth cover of long narrow lumens is provided with for end face, processes more difficult and of high cost, these defects
Constrain use of the existing crown gear coupling in some specific occasions.
Utility model content
Above-mentioned in order to solve the problems, such as, the utility model proposes a kind of curved surface dynamic sealing crown gear coupling, the connection
Axis utensil has spacing and reset function, and good seal performance, transmits moment of torsion and power is reliable.
To achieve these goals, the utility model uses following scheme, including：
The left axle sleeve being socketed on line shaft；
The right axle sleeve being socketed on output shaft；
It is bolted the left inside gear ring of tubular of left axle sleeve；
It is bolted the right ring gear of tubular of right axle sleeve；
The left external tooth cover being sleeved on left axle sleeve, gap is left between left the external tooth cover inner peripheral surface and left axle sleeve outer circumferential surface,
There is a radially outer annular protrusion in the left part of the left external tooth cover, which is slidably connected the left inside gear ring
Inner peripheral surface；
The right external tooth cover being sleeved on right axle sleeve, gap is left between right the external tooth cover inner peripheral surface and right axle sleeve outer circumferential surface,
There is a radially outer annular protrusion in the right part of the right external tooth cover, which is slidably connected the right ring gear
Inner peripheral surface；
The right part of the left external tooth cover is connected with the left part axis pin of the right external tooth cover；
The left outside upper left end cap of tooth set is sleeved on, which is bolted on the right side of left inside gear ring, the left end
The inner peripheral surface of lid is slidably tightly connected the outer circumferential surface of left external tooth cover；
The right end cap being sleeved on right external tooth cover, the right end cap are bolted on the left side of right ring gear, the right end
The inner peripheral surface of lid is slidably tightly connected the outer circumferential surface of right external tooth cover.
The inner peripheral surface of the left inside gear ring is uniformly arranged in the circumferential direction some axial racks, and the both ends of the rack are set respectively
The groove of annular is put, the groove is embedded in circular ring shape elastomeric stopper, and the outer circumferential surface of the left outside tooth collar-shaped protrusion is cydariform
Curved surface, the cydariform curved surface are uniformly arranged in the circumferential direction some axial teeth groove, the teeth groove and the ratcheting connection of the rack；
The inner peripheral surface of the right ring gear is uniformly arranged in the circumferential direction some axial racks, and the both ends of the rack are set respectively
The groove of annular is put, the groove is embedded in circular ring shape elastomeric stopper, and the outer circumferential surface of the right external tooth cover annular protrusion is cydariform
Curved surface, the cydariform curved surface are uniformly arranged in the circumferential direction some axial teeth groove, the teeth groove and the ratcheting connection of the rack.
The right part of the left external tooth cover is uniformly arranged in the circumferential direction the threaded hole of some radial directions, is set per between threaded hole two-by-two
The through hole of radial direction is put, the left part of the right external tooth cover is uniformly arranged in the circumferential direction some radial direction half bore, and the half bore is led to described
Hole corresponds, and axis pin is stretched into the half bore of right external tooth cover after passing through the through hole of left external tooth cover；
The block piece of a pair of of semi-circular shape of right part suit of the left external tooth cover, the block piece is uniformly arranged in the circumferential direction some
Radial hole, the right part threaded hole of the radial hole and the left external tooth cover correspond, and bolt passes through logical on block piece
Hole rear thread connects the threaded hole of left external tooth cover right part.
The inner peripheral surface of the left and right end cap is cydariform curved surface, and the middle part of the left and right external tooth cover outer circumferential surface is circumferentially distinguished
The groove of annular is set, is inserted in special-shaped seal ring in the groove, the cydariform inner peripheral surface of the left and right end cap respectively with it is described different
Shape sealing ring is slidably and sealingly connected with.
The left and right end cap is uniformly arranged in the circumferential direction some square oil filler points respectively, and the pouring orifice of the oil filler point can
The connection closing cock of dismounting.
The first O-ring seals are equipped between the left side of the left axle sleeve and left inside gear ring, the sealing ring is embedded in a left side
In the groove of axle sleeve annular；
The first O-ring seals are equipped between the right side of the right axle sleeve and right ring gear, the sealing ring is embedded in the right side
In the groove of axle sleeve annular.
The second O-ring seals, the sealing are equipped between the inner peripheral surface of the left inside gear ring right end and the outer circumferential surface of left end cap
Circle is embedded in the annular groove on left end cap outer circumferential surface；
The second O-ring seals, the sealing are equipped between the inner peripheral surface of the right ring gear left end and the outer circumferential surface of right end cap
Circle is embedded in the annular groove on right end cap outer circumferential surface.
A kind of curved surface dynamic sealing crown gear coupling of the utility model has spacing and reset function, good seal performance, tool
There is the characteristics of transmitting big moment of torsion, transmission efficiency.
Brief description of the drawings
Fig. 1 is the utility model main view schematic cross-sectional view.
Fig. 2 is the A-A schematic cross-sectional views of Fig. 1.
Fig. 3 is the local B enlarged drawings of Fig. 1.
Fig. 4 is the Local C enlarged drawing of Fig. 1.
Embodiment
The utility model is described in further detail below in conjunction with the accompanying drawings, so that those skilled in the art can be more
Add and be clearly understood from, as shown in Figure 1, Figure 2, Figure 3, Figure 4, the utility model includes：
The left axle sleeve 2 being socketed on line shaft 1；
The right axle sleeve 4 being socketed on output shaft 3；
It is bolted the left inside gear ring 5 of tubular of left axle sleeve 2；
It is bolted the right ring gear 6 of tubular of right axle sleeve 4；
The left external tooth cover 7 being sleeved on left axle sleeve 2, sky is left between left 7 inner peripheral surface of external tooth cover and 2 outer circumferential surface of left axle sleeve
There are a radially outer annular protrusion in gap, the left part of the left external tooth cover 7, which is slidably connected described left inside
The inner peripheral surface of gear ring 5；
The right external tooth cover 8 being sleeved on right axle sleeve 4, sky is left between right 8 inner peripheral surface of external tooth cover and 4 outer circumferential surface of right axle sleeve
There are a radially outer annular protrusion in gap, the right part of the right external tooth cover 8, which is slidably connected in the right side
The inner peripheral surface of gear ring 6；
The right part of the left external tooth cover 7 is connected with the left part axis pin of the right external tooth cover 8；
The left end cap 9 being sleeved on left external tooth cover 7, the left end cap 9 are bolted on the right side of left inside gear ring 5, should
The inner peripheral surface of left end cap 9 is slidably tightly connected the outer circumferential surface of left external tooth cover 7；
The right end cap 10 being sleeved on right external tooth cover 8, the right end cap 10 are bolted on the left side of right ring gear 6,
The inner peripheral surface of the right end cap 10 is slidably tightly connected the outer circumferential surface of right external tooth cover 8.
The inner peripheral surface of the left inside gear ring 5 is uniformly arranged in the circumferential direction some axial racks, the both ends difference of the rack
The groove of annular, the groove insertion circular ring shape elastomeric stopper 11 are set, and the outer circumferential surface of left 7 annular protrusion of external tooth cover is
Cydariform curved surface, the cydariform curved surface are uniformly arranged in the circumferential direction some axial teeth groove, the teeth groove and the ratcheting connection of the rack；
The inner peripheral surface of the right ring gear 6 is uniformly arranged in the circumferential direction some axial racks, the both ends difference of the rack
The groove of annular, the groove insertion circular ring shape elastomeric stopper 11 are set, and the outer circumferential surface of right 8 annular protrusion of external tooth cover is
Cydariform curved surface, the cydariform curved surface are uniformly arranged in the circumferential direction some axial teeth groove, the teeth groove and the ratcheting connection of the rack.
The right part of the left external tooth cover 7 is uniformly arranged in the circumferential direction the threaded hole of some radial directions, per between threaded hole two-by-two
The through hole of radial direction is set, the left part of the right external tooth cover 8 is uniformly arranged in the circumferential direction some radial direction half bore, the half bore with it is described
Through hole corresponds, and axis pin 12 is stretched into the half bore of right external tooth cover 8 after passing through the through hole of left external tooth cover 7；
The block piece 13 of a pair of of semi-circular shape of right part suit of the left external tooth cover 7, the block piece 13 are circumferentially uniformly set
Some radial hole are put, the right part threaded hole of the radial hole and the left external tooth cover 7 corresponds, and bolt 14 passes through gear
Through hole rear thread on part 13 connects the threaded hole of left 7 right part of external tooth cover.
The inner peripheral surface of the left and right end cap 9,10 is cydariform curved surface, the left and right external tooth cover 7, the middle part edge of 8 outer circumferential surfaces
It is circumferential that annular groove is set respectively, it is inserted in special-shaped seal ring 15, the cydariform inner circumferential of the left and right end cap 9,10 in the groove
Face is slidably and sealingly connected with the special-shaped seal ring 15 respectively, from figure 3, it can be seen that its is left and right in the section of special-shaped seal ring 15
Edge is circular arc line, and upper and lower edge is wave, and this structure may be such that when ring gear produces sliding and deflection with respect to external tooth cover
When, special-shaped seal ring 15 can still ensure the reliability of sealing.
The left and right end cap 9,10 is uniformly arranged in the circumferential direction some square oil filler points, the oiling of the oil filler point respectively
The dismountable connection closing cock 16 of mouth.
The first O-ring seals 17 are equipped between the left side of the left axle sleeve 2 and left inside gear ring 5, the sealing ring 17 is embedding
Enter in the groove of the annular of left axle sleeve 2；
The first O-ring seals 17 are equipped between the right side of the right axle sleeve 4 and right ring gear 6, the sealing ring 17 is embedding
Enter in the groove of the annular of right axle sleeve 4.
The second O-ring seals 18 are equipped between the inner peripheral surface of 5 right end of left inside gear ring and the outer circumferential surface of left end cap 9, should
Sealing ring 18 is embedded in the annular groove on 9 outer circumferential surface of left end cap；
The second O-ring seals 18 are equipped between the inner peripheral surface of 6 left end of right ring gear and the outer circumferential surface of right end cap 10, should
Sealing ring 18 is embedded in the annular groove on 10 outer circumferential surface of right end cap.
A kind of curved surface dynamic sealing crown gear coupling of the utility model has spacing and reset function, good seal performance, tool
There is the characteristics of transmitting big moment of torsion, transmission efficiency.
Claims (7)
1. a kind of curved surface dynamic sealing crown gear coupling, it includes
The left axle sleeve (2) being socketed on line shaft (1)；
The right axle sleeve (4) being socketed on output shaft (3)；
It is characterized in that, the shaft coupling further includes：
It is bolted the left inside gear ring of tubular (5) of left axle sleeve (2)；
It is bolted the right ring gear of tubular (6) of right axle sleeve (4)；
The left external tooth cover (7) being sleeved on left axle sleeve (2), is stayed between left external tooth cover (7) inner peripheral surface and left axle sleeve (2) outer circumferential surface
There is gap, there is a radially outer annular protrusion in the left part of the left external tooth cover (7), which is slidably connected institute
State the inner peripheral surface of left inside gear ring (5)；
The right external tooth cover (8) being sleeved on right axle sleeve (4), is stayed between right external tooth cover (8) inner peripheral surface and right axle sleeve (4) outer circumferential surface
There is gap, there is a radially outer annular protrusion in the right part of the right external tooth cover (8), which is slidably connected institute
State the inner peripheral surface of right ring gear (6)；
The right part of the left external tooth cover (7) is connected with the left part axis pin of the right external tooth cover (8)；
The left end cap (9) being sleeved on left external tooth cover (7), the left end cap (9) are bolted to the right side of left inside gear ring (5)
On, the inner peripheral surface of the left end cap (9) is slidably tightly connected the outer circumferential surface of left external tooth cover (7)；
The right end cap (10) being sleeved on right external tooth cover (8), the right end cap (10) are bolted to the left side of right ring gear (6)
On, the inner peripheral surface of the right end cap (10) is slidably tightly connected the outer circumferential surface of right external tooth cover (8).
2. shaft coupling according to claim 1, it is characterised in that：The inner peripheral surface of the left inside gear ring (5) is circumferentially uniformly set
Some axial racks are put, the both ends of the rack set the groove of annular respectively, and the groove is embedded in circular ring shape elastic stopping
Part (11), the outer circumferential surface of left external tooth cover (7) annular protrusion is cydariform curved surface, which is uniformly arranged in the circumferential direction some
Axial teeth groove, the teeth groove and the ratcheting connection of the rack；The right ring gear (6) if inner peripheral surface be uniformly arranged in the circumferential direction
Axial rack is done, the both ends of the rack set the groove of annular respectively, and the groove is embedded in circular ring shape elastomeric stopper
(11), the outer circumferential surface of right external tooth cover (8) annular protrusion is cydariform curved surface, which is uniformly arranged in the circumferential direction some axis
To teeth groove, the teeth groove and the ratcheting connection of the rack.
3. shaft coupling according to claim 1, it is characterised in that：The right part of the left external tooth cover (7) is circumferentially uniformly set
Put the threaded hole of some radial directions, per threaded hole two-by-two between the through hole of radial direction is set, the left part of the right external tooth cover (8) is along week
To some radial direction half bore are uniformly arranged, the half bore is corresponded with the through hole, and axis pin (12) leads to through left external tooth cover (7)
Stretched into behind hole in the half bore of right external tooth cover (8)；The block piece of a pair of of semi-circular shape of right part suit of the left external tooth cover (7)
(13), the block piece (13) is uniformly arranged in the circumferential direction some radial hole, the radial hole and the right side of the left external tooth cover (7)
End thread hole corresponds, and bolt (14) connects left external tooth cover (7) right part through the through hole rear thread on block piece (13)
Threaded hole.
4. shaft coupling according to claim 1, it is characterised in that：The inner peripheral surface of the left and right end cap (9,10) is bent for cydariform
Face, the middle part of left and right external tooth cover (the 7,8) outer circumferential surface circumferentially set the groove of annular, are inserted in the groove different respectively
Shape sealing ring (15), the cydariform inner peripheral surface of the left and right end cap (9,10) are slidingly sealed with the special-shaped seal ring (15) respectively
Connection.
5. shaft coupling according to claim 4, it is characterised in that：The left and right end cap (9,10) circumferentially uniformly sets respectively
Some square oil filler points are put, the pouring orifice of the oil filler point removably connects closing cock (16).
6. shaft coupling according to claim 1, it is characterised in that：The left side of the left axle sleeve (2) and left inside gear ring (5) it
Between be equipped with the first O-ring seals (17), the sealing ring (17) is embedded in the groove of left axle sleeve (2) annular；The right axle sleeve
(4) the first O-ring seals (17) are equipped between the right side of right ring gear (6), the sealing ring (17) is embedded in right axle sleeve
(4) in annular groove.
7. shaft coupling according to claim 1, it is characterised in that：The inner peripheral surface and left end cap of left inside gear ring (5) right end
(9) the second O-ring seals (18) are equipped between outer circumferential surface, which is embedded in the ring on left end cap (9) outer circumferential surface
In connected in star；The second O-ring seals are equipped between the inner peripheral surface of right ring gear (6) left end and the outer circumferential surface of right end cap (10)
(18), which is embedded in the annular groove on right end cap (10) outer circumferential surface.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721256388.7U CN207349292U (en) | 2017-09-28 | 2017-09-28 | A kind of curved surface dynamic sealing crown gear coupling |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721256388.7U CN207349292U (en) | 2017-09-28 | 2017-09-28 | A kind of curved surface dynamic sealing crown gear coupling |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207349292U true CN207349292U (en) | 2018-05-11 |
Family
ID=62357617
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721256388.7U Active CN207349292U (en) | 2017-09-28 | 2017-09-28 | A kind of curved surface dynamic sealing crown gear coupling |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207349292U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114962473A (en) * | 2022-06-09 | 2022-08-30 | 太原科技大学 | High-elasticity crowned tooth coupling with large inclination angle |
-
2017
- 2017-09-28 CN CN201721256388.7U patent/CN207349292U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114962473A (en) * | 2022-06-09 | 2022-08-30 | 太原科技大学 | High-elasticity crowned tooth coupling with large inclination angle |
| CN114962473B (en) * | 2022-06-09 | 2023-10-20 | 太原科技大学 | High elasticity crowned tooth shaft coupling of big inclination |
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