CN207161558U - A kind of easy-to-dismount paul pawl coupling - Google Patents
A kind of easy-to-dismount paul pawl coupling Download PDFInfo
- Publication number
- CN207161558U CN207161558U CN201720360253.9U CN201720360253U CN207161558U CN 207161558 U CN207161558 U CN 207161558U CN 201720360253 U CN201720360253 U CN 201720360253U CN 207161558 U CN207161558 U CN 207161558U
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- China
- Prior art keywords
- coupler
- housing
- pawl
- guide plate
- elastomer block
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Abstract
The utility model belongs to shaft coupling technical field, discloses a kind of easy-to-dismount paul pawl coupling, for solving the problems, such as that existing shaft coupling is changed and taken out difficult there is elastomer block.The utility model includes active half a coupler and passive half a coupler with prominent pawl, filled with the elastomer block being separately provided in the cavity between prominent pawl on the prominent pawl and passive half a coupler of active half a coupler；Include being used for the first housing being connected with rotating shaft and the second housing for connecting prominent pawl on the active half a coupler and passive half a coupler, chuck is installed in the cavity formed between first housing and the second housing, gear ring is provided with the excircle in the chuck face of the first housing, driving tooth is equiped with first housing, the chuck side of second housing is provided with the fillet of screw, through hole is offered on second housing, be arranged with guide plate on the fillet of screw, the guide plate through through hole and with the path end in contact of elastomer block.
Description
Technical field
The utility model belongs to shaft coupling technical field, and in particular to a kind of easy-to-dismount paul pawl coupling.
Background technology
Two axles (driving shaft and driven shaft) that shaft coupling is used for coupling in obstructed mechanism are allowed to common rotation and turned round with transmitting
The machine components of square, shaft coupling are made up of two half parts, respectively with driving shaft and driven axis connection.Shaft coupling includes claw shaft coupling
Device, crown gear coupling.
Technical literature in the prior art on paul pawl coupling is also more, such as Application No. 201620985191.6
Utility model patent discloses a kind of calibration loop claw coupling, including shaft coupling main body, axis hole, and shaft coupling main body is a cylinder
Body, its center are machined with axis hole, shaft coupling main body i.e. by shaft hole sleeve on main shaft, in addition to pin-and-hole, the shaft shoulder, groove, connection pawl,
The periphery centre position of shaft coupling main body is machined with the shaft shoulder, and calibration loop is loaded by the left end of shaft coupling main body, on the right side of calibration loop
Face is positioned by the shaft shoulder, is located at the right side of the shaft shoulder and the axis Vertical Square of shaft coupling main body in the outer circumference surface of shaft coupling main body
To being drilled with pin-and-hole.
The utility model patent of Application No. 201520290482.9 discloses a kind of plum coupling, includes preceding shaft coupling
Device, the rear shaft coupling being connected with preceding shaft coupling and the Quincuncial cushion between preceding shaft coupling and rear shaft coupling, before preceding shaft coupling
End face is formed with several preceding blade tooths, and rear shaft coupling rear end face is formed with several rear blade tooths, formed with elastomer on Quincuncial cushion,
Preceding shaft coupling front end stretches out to form front flange, and rear shaft coupling rear end stretches out to form rear flange, front flange and rear flange
Connected by damping device, formed with damping front through hole on front flange, formed with through hole after damping, damping device bag in rear flange
Bolt and the shock ring on bolt are included, bolt periphery is interior recessed formed with side raised line, side formed with side groove, shock ring
Groove coordinates with side raised line；Shock ring material is rubber；Elastomer periphery scribbles elastic coating.
The utility model patent of Application No. 201520712414.7 discloses a kind of flange form shaft coupling, including two phases
To the axle sleeve of setting, ring flange is provided with axle sleeve, ring flange is provided with the flange pawl being mutually butted, plum is provided between flange pawl
Flower-shape elastomer, ring flange are bolted with flange pawl, flange pawl include be wholely set pawl disk, circumferentially uniformly point
Some metal claws of cloth, the annular protrusion concentric with pawl disk is provided with pawl disk, metal claw is arranged on annular protrusion, and along ring
Shape projection outer ring circle distribution, pawl disk another side are provided with the groove concentric with pawl disk, are provided with and are used for and flange valve snail on pawl disk
The bolt hole connect is tethered, bolt hole is distributed between pawl disk outer ring and annular protrusion outer ring.
The prominent pawl of two half a couplers after two half a coupler pairings, will will be generally connected to just as above-mentioned paul pawl coupling
Between in the gap that is formed, sandwich the trapezoidal elastomer block clip assembly of the state of integrative-structure shaping, trapezoidal elastomer block clip assembly is embedding
Between the prominent pawl for entering two half a couplers.When the half a coupler that is connected on driving shaft rotates, prominent pawl thereon can extrude trapezoidal
Elastomer block, then trapezoidal elastomer block extrude the prominent pawl for the half a coupler being connected on driven axle again, be achieved in the biography of moment of torsion
Pass.
But existing paul pawl coupling has the disadvantage that：, it is necessary to the phase of mechanically moving when changing trapezoidal elastomer block
Equipment is closed, usually motor base angle bolt is taken apart and moved, so by the axially spaced certain distance of two half a couplers
The replacing of elastomer block can be realized, so time-consuming, laborious.And it is existing two half a couplers are clamped in due to elastomer block between, be
Reach the effect of damping, buffering, the gap between prominent pawl in elastomer block and two half a couplers is very small, and this to take out
Elastomer block is difficult.
Utility model content
The utility model is changed and taken out to solve the problems, such as existing shaft coupling there is elastomer block difficult, and provides
A kind of easy-to-dismount paul pawl coupling, individually elastomer block after abrasion can be changed, while have and change labour-saving spy
Point.
To solve technical problem, technical scheme is used by the utility model：
A kind of easy-to-dismount paul pawl coupling, including the active half a coupler with prominent pawl and passive half with prominent pawl
Shaft coupling, it is characterised in that be filled with the cavity between prominent pawl on the prominent pawl and passive half a coupler of active half a coupler
The elastomer block being separately provided；Include being used for the first shell being connected with rotating shaft on the active half a coupler and passive half a coupler
Body and the second housing for connecting prominent pawl, chuck is installed in the cavity formed between first housing and the second housing,
Gear ring is provided with the excircle in the chuck face of the first housing, is equiped with first housing for driving gear ring to turn
Dynamic driving tooth, the chuck side of the second housing is provided with the fillet of screw, offered on second housing along the second housing
The through hole being radially arranged, is arranged with guide plate on the fillet of screw, the guide plate through through hole and with the miner diameter end of elastomer block
Contact.
The guide plate includes the first guide plate and the second guide plate, one side and the fillet of screw phase of first guide plate
Mutually engaging, the planes align of second housing of the opposite side of the first guide plate with being connected prominent pawl side, second guide plate is arc
Shape plate；Second guide plate and the miner diameter end of elastomer block contact with each other.
The second guide plate on active half a coupler and the spaced setting of the second guide plate on passive half a coupler.
Curved baffle is connected with two adjacent prominent pawls on the active half a coupler or passive half a coupler, it is each
Curved baffle links together the periphery for being coated on active half a coupler and passive half a coupler.
The inner side of the curved baffle is provided with elastic component, the external arc of the elastomer block on position corresponding with elastomer block
On be provided with elastic component cooperate support slot.
The support slot is arranged on the middle position of the external arc of elastomer block.
The elastic component is cushion or spring.
Compared with prior art, the utility model has the advantages that：
Easy-to-dismount paul pawl coupling provided by the utility model, in use some elastomer block abrasion deformation
Afterwards, take curved baffle apart and drive gear ring and chuck to rotate together by driving tooth, band during chuck and ring gear against rotation
Action-oriented plate moves along radial direction, between by elastomer block between active half a coupler and the prominent pawl of passive half a coupler
Extracted in gap, while each elastomer block of the utility model is spaced independently of each other, therefore the utility model is more
During changing, it is not necessary to equipment disassembles to directly take out elastomer block i.e. replaceable, has and changes and to take out elastomer block convenient
The characteristics of.
Found according to studying elastomer block abrasion condition, elastomer block outer end (bigger diameter end) abrasion condition can be more inner than elastomer block
(miner diameter end) abrasion condition is more serious, due to increasing the gap between elastomer block and prominent pawl after elastomer block outer end is worn,
Vibrations and the noise of shaft coupling can be aggravated.Elastomer block is unanimously in the state of compacting by elastic component by the utility model, works as bullet
Property the abrasion of block outer end it is larger after, can be moved under the effect of the pressure of elastomer block and elastic component along radial direction to miner diameter end, due to
Gap between prominent pawl is also that outer end is big, inner small so that elastomer block can remain with active active half a coupler and by
The contact of the prominent pawl of dynamic half a coupler, reduce vibrations and noise caused by after being worn due to elastomer block.
Brief description of the drawings
Fig. 1 is structural representation of the present utility model；
Fig. 2 is the structural representation of active half a coupler of the present utility model and passive half a coupler；
Fig. 3 is the structural representation of elastomer block of the present utility model；
Marked in figure：1st, active half a coupler, 2, passive half a coupler, 3, curved baffle, 4, elastomer block, 5, prominent pawl, 6,
First housing, the 7, second housing, 8, chuck, the 9, first guide plate, the 10, second guide plate, 11, driving tooth.
Embodiment
With reference to embodiment, the utility model will be further described, and described embodiment is only that this practicality is new
Type part of the embodiment, it is not whole embodiments.Based on the embodiment in the utility model, the ordinary skill people of this area
Other embodiments used that member is obtained under the premise of creative work is not made, belong to protection model of the present utility model
Enclose.
With reference to accompanying drawing, easy-to-dismount paul pawl coupling provided by the utility model, including the active with prominent pawl 5 half join
Axle device 1 and the passive half a coupler 2 with prominent pawl 5, the prominent pawl 5 of active half a coupler 1 and the prominent pawl 5 on passive half a coupler 2
Between cavity in filled with the elastomer block 4 that is separately provided；Include on the active half a coupler 1 and passive half a coupler 2
The second housing 7 for the first housing 1 being connected with rotating shaft and for connecting prominent pawl 5, the housing 7 of the first housing 6 and second
Between chuck 8 is installed in the cavity that is formed, as a kind of preferable mode of the utility model, chuck is set in the first housing 6
On, rolling bearing is provided with the first housing 6, chuck is set on rolling bearing；Close to the outer of the face of chuck 8 of the first housing 6
It is provided circumferentially about to have gear ring, the driving tooth 11 for driving ring gear against rotation is equiped with first housing 1, it is of the present utility model
Mounting hole is offered on first housing 1, is easy to the installation of driving tooth 11, as a kind of preferable mode of the utility model, active
Fluted, the outside rotational handle that tooth 11 sets, which is stretched into groove, drives driving tooth to be rotated；Close to the card of the second housing 7
The side of disk 8 is provided with the fillet of screw, and the through hole being radially arranged along the second housing, the fillet of screw are offered on second housing 7
On be arranged with guide plate, the guide plate through through hole and with the path end in contact of elastomer block 4, i other words the miner diameter end of elastomer block
It is placed on the second guide plate 10.
As a kind of preferable mode of the utility model, the guide plate includes the first guide plate 9 and the second guide plate 10,
The one side of first guide plate 9 is mutually clamped with the fillet of screw, and the opposite side of the first guide plate 9 is with being connected the of the prominent side of pawl 5
The planes align of two housings 7, second guide plate 10 are arc；Second guide plate 10 and the miner diameter end phase mutual connection of elastomer block
Touch.
In order to ensure that each elastomer block 4 can be taken out by the second guide plate 10, second on active half a coupler 1 is led
10 spaced setting of the second guide plate on to plate 10 and passive half a coupler 2, so that the on active half a coupler 1
The quantity sum of two guide plates 10 and the second guide plate 10 on passive half a coupler 2 is equal to the quantity of elastomer block.
In order to prevent throwing away for elastomer block, on the active half a coupler 1 or passive half a coupler 2 two it is adjacent prominent
Curved baffle 3 is connected with pawl 5, curved baffle 3 is bolted on prominent pawl 5, and each curved baffle 3 links together bag
Overlay on the periphery of active half a coupler 1 and passive half a coupler 2, i other words by curved baffle 3 by expose come the He of prominent pawl 5
Elastomer block 4 is coated.
As a kind of preferable mode of the utility model, the inner side of the curved baffle 3 with 4 corresponding position of elastomer block
Elastic component is provided with, the support slot to be cooperated with elastic component is provided with the external arc of the elastomer block 4.
In order to keep the balance of elastomer block 4, the support slot is arranged on the middle position of the external arc of elastomer block 4.
Elastic component of the present utility model is cushion or spring.
Easy-to-dismount paul pawl coupling provided by the utility model, in use some elastomer block abrasion deformation
Afterwards, take curved baffle apart and drive gear ring and chuck to rotate together by driving tooth, band during chuck and ring gear against rotation
Action-oriented plate moves along radial direction, between by elastomer block between active half a coupler and the prominent pawl of passive half a coupler
Extracted in gap, while each elastomer block of the utility model is spaced independently of each other, therefore the utility model is more
During changing, it is not necessary to equipment disassembles to directly take out elastomer block i.e. replaceable, has and changes and to take out elastomer block convenient
The characteristics of.
Found according to studying elastomer block abrasion condition, elastomer block outer end (bigger diameter end) abrasion condition can be more inner than elastomer block
(miner diameter end) abrasion condition is more serious, due to increasing the gap between elastomer block and prominent pawl after elastomer block outer end is worn,
Vibrations and the noise of shaft coupling can be aggravated.Elastomer block is unanimously in the state of compacting by elastic component by the utility model, works as bullet
Property the abrasion of block outer end it is larger after, can be moved under the effect of the pressure of elastomer block and elastic component along radial direction to miner diameter end, due to
Gap between prominent pawl is also that outer end is big, inner small so that elastomer block can remain with active active half a coupler and by
The contact of the prominent pawl of dynamic half a coupler, reduce vibrations and noise caused by after being worn due to elastomer block.
Claims (7)
1. a kind of easy-to-dismount paul pawl coupling, including the active half a coupler with prominent pawl and passive half with prominent pawl join
Axle device, it is characterised in that filled with single in the cavity between prominent pawl on the prominent pawl and passive half a coupler of active half a coupler
The elastomer block solely set；Include being used for the first housing being connected with rotating shaft on the active half a coupler and passive half a coupler
With the second housing for connecting prominent pawl, chuck is installed in the cavity formed between first housing and the second housing, leaned on
Gear ring is provided with the excircle in the chuck face of nearly first housing, is equiped with first housing for driving ring gear against rotation
Driving tooth, the chuck side of the second housing is provided with the fillet of screw, offered on second housing along the second housing radially
The through hole of setting, is arranged with guide plate on the fillet of screw, the guide plate through through hole and with the path end in contact of elastomer block.
2. easy-to-dismount paul pawl coupling according to claim 1, it is characterised in that the guide plate is led including first
To plate and the second guide plate, the one side of first guide plate is mutually clamped with the fillet of screw, the opposite side of the first guide plate with
The planes align of second housing of the prominent pawl side of connection, second guide plate is arc；Second guide plate and elastomer block it is small
Footpath end contacts with each other.
3. easy-to-dismount paul pawl coupling according to claim 2, it is characterised in that second on active half a coupler
Guide plate and the spaced setting of the second guide plate on passive half a coupler.
4. easy-to-dismount paul pawl coupling according to claim 1, it is characterised in that the active half a coupler or
Curved baffle is connected with passive half a coupler on two adjacent prominent pawls, each curved baffle, which links together, to be coated on actively
The periphery of half a coupler and passive half a coupler.
5. easy-to-dismount paul pawl coupling according to claim 4, it is characterised in that the inner side of the curved baffle with
Elastic component is provided with corresponding to elastomer block on position, the card to be cooperated with elastic component is provided with the external arc of the elastomer block
Hold groove.
6. easy-to-dismount paul pawl coupling according to claim 5, it is characterised in that the support slot is arranged on elasticity
The middle position of the external arc of block.
7. easy-to-dismount paul pawl coupling according to claim 5, it is characterised in that the elastic component be cushion or
Person's spring.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720360253.9U CN207161558U (en) | 2017-04-07 | 2017-04-07 | A kind of easy-to-dismount paul pawl coupling |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720360253.9U CN207161558U (en) | 2017-04-07 | 2017-04-07 | A kind of easy-to-dismount paul pawl coupling |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207161558U true CN207161558U (en) | 2018-03-30 |
Family
ID=61709734
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720360253.9U Active CN207161558U (en) | 2017-04-07 | 2017-04-07 | A kind of easy-to-dismount paul pawl coupling |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207161558U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115638049A (en) * | 2022-11-11 | 2023-01-24 | 富顺安建汽车零部件(东莞)有限公司 | Mounting structure of engine rotating shaft |
-
2017
- 2017-04-07 CN CN201720360253.9U patent/CN207161558U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115638049A (en) * | 2022-11-11 | 2023-01-24 | 富顺安建汽车零部件(东莞)有限公司 | Mounting structure of engine rotating shaft |
| CN115638049B (en) * | 2022-11-11 | 2024-01-23 | 富顺安建汽车零部件(东莞)有限公司 | Mounting structure of engine rotating shaft |
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