CN211852560U - Internally and externally arranged type double-pneumatic-tyre clutch - Google Patents
Internally and externally arranged type double-pneumatic-tyre clutch Download PDFInfo
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- CN211852560U CN211852560U CN201922373390.8U CN201922373390U CN211852560U CN 211852560 U CN211852560 U CN 211852560U CN 201922373390 U CN201922373390 U CN 201922373390U CN 211852560 U CN211852560 U CN 211852560U
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Abstract
The utility model relates to an interior external type double-pneumatic-tyre clutch has an initiative drum that is connected with the main power output shaft, a driven plate that is connected with the propulsion shafting, driven plate inboard fixedly connected with is external drum and built-in outer drum, is equipped with built-in friction plate group and external friction plate group between the interior, the periphery of the internal week of external drum and the drum dish of built-in outer drum periphery and initiative drum respectively, and is equipped with built-in pneumatic tyre between built-in friction plate group and the built-in outer drum, is equipped with external pneumatic tyre between external friction plate group and the external outer drum, and built-in pneumatic tyre and external pneumatic tyre are respectively through built-in pneumatic tyre pipeline and external pneumatic tyre tube coupling aerating device. The utility model discloses a compactedness, the high power density performance of pneumatic tyre clutch, the initiative drum atress is even simultaneously, load condition is good, adaptable boats and ships that require to space and weight are higher, have saved the space and the equipment weight of boats and ships.
Description
Technical Field
The utility model relates to a large-scale boats and ships are clutch for shafting, especially one kind can realize throw-off and joint friction clutch between main power and shafting.
Background
The clutch device for the ship is large in size and heavy in weight, is generally arranged at the joint of a ship main engine and a shafting, and transmits torque generated by the ship main engine to a propulsion shafting, is one of important shafting transmission devices of the ship, and is key equipment for realizing power maneuverability indexes of the ship. The clutch is a friction clutch, the friction pair is a friction plate and a drum wheel, the clutch generates positive pressure through a pneumatic tyre to enable the friction plate to press the drum wheel tightly, and torque is transmitted through friction force. The pneumatic tire clutch has the advantages of stable torque transmission, high torque transmission capacity, vibration reduction and sound insulation, and is widely applied to ships and mechanical shafting. The torque transmission capability of a pneumatic tire clutch is related to pneumatic tire pressure, friction area, structural dimensions, friction coefficient, and the like.
In order to increase the torque transmission capacity of the pneumatic clutch, the friction area of a friction pair of the clutch needs to be increased under the condition of determining a friction coefficient, and the method can be generally realized only by designing a clutch structure with a larger size, wherein the size structure generally comprises the outer diameter size and the axial size, and the increase of the outer diameter or the axial width size of the clutch can improve the torque transmission capacity of the clutch; however, the increase of the size and the structure of the clutch inevitably causes the weight, the rotational inertia, the shafting load and the operation speed of the clutch equipment to be limited, and the operation state is not good under high working conditions.
At present, a single-tire clutch or a double-tire clutch is generally adopted for a marine pneumatic tire clutch, such as CB3860-2011 marine pneumatic tire clutch, and the double-tire clutch refers to double parallel pneumatic tires, so that the axial width is directly increased correspondingly, and the size and the weight of equipment are increased. FK series double-tire clutches and FM series double-tire clutches manufactured by Gummi company also adopt a double-row pneumatic tire structure type, and DX series single-tire clutches are also manufactured by Gummi company. VB type and VC type pneumatic tire clutches manufactured by EATON company also adopt a double-row pneumatic tire structure type, and VC type pneumatic tire clutches also adopt a four-row pneumatic tire structure type and multi-row parallel pneumatic tire clutches. Chinese patent publication No. CN102235445B discloses a split structure large-torque pneumatic tire friction clutch of a double-row pneumatic tire parallel structure type; chinese patent publication No. CN202897979U discloses a parallel dual-tire clutch; chinese patent publication No. CN2045445U discloses a three-pneumatic-tire combined clutch, which is a parallel type pneumatic-tire clutch. The double-row pneumatic tire clutch and other multi-row pneumatic tire clutches are parallel type clutches, and the structural size and the weight of the clutches are large under the condition of large torque requirement; the above described parallel type clutch application is very limited because the space in the ship's cabin is generally limited and the size and weight of the equipment are severely limited.
Therefore, the internal and external double-pneumatic-tire friction clutch for the large-torque ship is urgently needed to be developed, the internal and external double-pneumatic-tire friction clutch is installed and used for propelling the ship, the weight of equipment can be reduced, the space of a cabin is saved, the loading of a friction drum wheel is more balanced, the power switching is reliably realized, and reference is provided for the design of the pneumatic-tire clutch for the ship.
Disclosure of Invention
To the not enough of prior art, the utility model provides an external friction clutch in two pneumatic tubes of marine big moment of torsion pneumatic tube sectional type for solve the following technical problem that marine pneumatic tube clutch used:
(1) the torque transmission capacity of the marine pneumatic tire clutch is improved;
(2) the development of a compact marine pneumatic clutch is realized, and the weight of clutch equipment can be reduced;
(3) can be applied to the ship occasions with great limitation on the size, the space and the weight.
In order to solve the technical problem, the utility model discloses a technical scheme is: an internal and external double-pneumatic clutch is provided with a driving drum wheel connected with a driving power output shaft and a driven disc connected with a propulsion shaft system, wherein the inner side of the driven disc is fixedly connected with an external outer drum wheel and an internal outer drum wheel, an internal friction plate set and an external friction plate set are respectively arranged between the inner periphery of the external outer drum wheel and the outer periphery of the internal outer drum wheel and between the inner periphery and the outer periphery of the drum disc of the driving drum wheel, an internal pneumatic tyre is arranged between the internal friction plate set and the internal outer drum wheel, an external pneumatic tyre is arranged between the external friction plate set and the external outer drum wheel, and the internal pneumatic tyre and the external pneumatic tyre are respectively connected with an inflation device through an internal pneumatic tyre pipeline and an external pneumatic tyre pipeline.
Furthermore, the inner friction plate set and the outer friction plate set are respectively composed of a plurality of friction parts which are evenly distributed on the circumference, and gaps are arranged among the friction parts.
Further, the external pneumatic tire pipeline and the internal pneumatic tire pipeline are respectively connected and communicated with the gas path collecting joint; when the clutch is engaged to work, the air pressure of the inner cavities of the external pneumatic tire and the internal pneumatic tire is the same; the external pneumatic tire and the internal pneumatic tire are inflated and deflated simultaneously.
Further, the external friction plate set is fixedly connected with the external pneumatic tire.
Further, the outer ends of the external outer drum wheel and the internal outer drum wheel are respectively and fixedly connected with an external side plate and an internal side plate.
Further, gaps are arranged between two ends of the external friction plate group and the external side plate and between two ends of the external friction plate group and the driven plate respectively.
Further, when the external pneumatic tire and the internal pneumatic tire are not inflated, a gap is formed between the external friction plate set and the driving drum, and a gap is formed between the internal friction plate set and the driving drum.
Further, after the external pneumatic tire and the internal pneumatic tire are inflated, the external friction plate set and the internal friction plate set are tightly connected with the driving drum wheel.
Compared with the prior art, the utility model, following difference and beneficial effect have:
the device of the utility model is different from the prior patent function, can transmit the torque of the main power output to the driven shafting through the pneumatic tire arranged outside the driving drum, can also utilize the space inside the driving drum, and is provided with the built-in pneumatic tire to transmit the torque of the main power output at the same time, thereby realizing the compactness and the high power density performance of the pneumatic tire clutch, and meanwhile, the driving drum is uniform in stress and good in load state, and meanwhile, the device can adapt to ships with higher requirements on space and weight, thereby saving the space and the equipment weight of the ships; the core function of this patent is that the pneumatic tires are respectively arranged on the inner side and the outer side of the driving drum wheel to transmit torque simultaneously.
The structure composition and the structure form of the device of the utility model are different from the prior patent, and the structure form and the structure composition of the torque transmission are different; the device realizes that the structure method of the transmission torque capacity and the power density of the pneumatic tire clutch is different from the prior patent.
The utility model discloses an interior external formula pair of pneumatic tyre clutch can realize different functions, specifically includes:
(1) the torque generated by the main power can be transmitted to the propulsion shafting;
(2) the coupling and decoupling of the main power and the propulsion shaft system can be realized;
(3) when the load torque exceeds the upper limit of the clutch capacity, the clutch friction pair can slip to protect the main power and the shafting.
Drawings
FIG. 1 is a schematic structural view of the internally and externally installed dual-pneumatic clutch of the present invention;
FIG. 2 is a left side view of the internal and external dual pneumatic clutch structure of the present invention;
FIG. 3 is a schematic view of a friction member construction.
Detailed Description
The present invention will be further explained with reference to the accompanying drawings and examples.
As shown in fig. 1 and 2, the internal and external dual-pneumatic clutch comprises a driving drum 1, an external side plate 2, a first connecting bolt group 3, an external outer drum 4, an external pneumatic tire 5, an external pneumatic tire pipeline 6, an external friction plate group 7, a second connecting bolt group 8, a driven plate 9, an internal friction plate group 10, an internal side plate 11, a third connecting bolt group 12, an internal outer drum 13, an internal pneumatic tire pipeline 14, an internal pneumatic tire 15, a fourth connecting bolt group 16, a gas path collecting joint 17 and the like. The driving drum wheel 1, the external side plate 2, the external outer drum wheel 4, the external pneumatic tire 5, the driven disc 9, the internal side plate 11, the internal outer drum wheel 13, the internal pneumatic tire 15 and the like are all rotary parts.
The pneumatic tyre clutch is connected with a main power output shaft through a driving drum wheel 1 and is connected with a shafting through a driven disc 9. The external side plate 2 and the external outer drum wheel 4 are fixedly connected through a first connecting bolt group 3, and the external outer drum wheel 4 and the driven disc 9 are fixedly connected through a second connecting bolt group 8; similarly, the built-in side plate 11 and the built-in external drum 13 are connected and fixed through a third connecting bolt group 12, and the built-in external drum 13 and the driven disc 9 are connected and fixed through a fourth connecting bolt group 16.
The external friction plate group 7 is fixedly connected with the external pneumatic tire 5, and gaps are formed between two ends of the external friction plate group 7 and the external side plates 2 and between two ends of the external friction plate group and the driven plate 9.
An external pneumatic tire pipeline 6 of the pneumatic tire clutch is communicated with the inner cavity of an external pneumatic tire 5, and an internal pneumatic tire pipeline 14 of the pneumatic tire clutch is communicated with the inner cavity of an internal pneumatic tire 15; the external pneumatic tire pipeline 6 and the internal pneumatic tire pipeline 14 of the pneumatic tire clutch are respectively connected and communicated with the air path collecting joint 17; when the clutch is engaged to work, the air pressure of the inner cavities of the external pneumatic tire 5 and the internal pneumatic tire 15 is the same; the inflation and deflation of the external pneumatic tire 5 and the internal pneumatic tire 15 are performed simultaneously.
As shown in fig. 3, the external friction plate group 7 is composed of a plurality of friction members 7.1, 7.2 and other friction members which are uniformly distributed on the circumference, and gaps exist among the friction members. Similarly, the inner friction plate set 10 is composed of a plurality of friction members uniformly distributed on the circumference, and gaps exist among the friction members.
When the external pneumatic tire 5 and the internal pneumatic tire 15 of the pneumatic tire clutch are not inflated, a gap is formed between the external friction plate set 7 and the driving drum wheel 1, and a gap is formed between the internal friction plate set 10 and the driving drum wheel 1. After the external pneumatic tire 5 and the internal pneumatic tire 15 are inflated, the external friction plate group 7 and the internal friction plate group 10 are tightly attached to the driving drum wheel 1.
In the ship propulsion shafting, the pneumatic tire clutch is connected with a main power output shaft through a driving drum wheel 1 and is connected with the shafting through a driven disc 9, and the connection mode can be a bolt mode, a key mode and the like.
An external pneumatic tire pipeline 6 of the pneumatic tire clutch is connected with an air nozzle vulcanized on an external pneumatic tire 5 through a pipeline joint, an internal pneumatic tire pipeline 14 of the pneumatic tire clutch is connected with the air nozzle vulcanized on an external pneumatic tire 15 through a pipeline joint, and the external pneumatic tire pipeline 6 and the internal pneumatic tire pipeline 14 are communicated with an air path collecting joint 17 respectively; therefore, when the pneumatic tire clutch is inflated, high-pressure air simultaneously conveys air to the external pneumatic tire 5 and the internal pneumatic tire 15 through the air path collecting joint 17, the external pneumatic tire 5 and the internal pneumatic tire 15 are inflated and expanded, the external friction plate group 7 and the internal friction plate group 10 are respectively and simultaneously pressed on the outer side friction cylindrical surface and the inner side friction cylindrical surface of the driving drum 1, the torque output by the driving force is respectively transmitted to the external friction plate group 7 and the internal friction plate group 10 through the driving drum 1 through the friction force at two sides of the driving drum 1, and then is respectively transmitted to the external drum 4 and the internal drum 13, and the torque is transmitted to the driven disc 9 so as to be transmitted to the propulsion shaft; and after the inflation is finished, the air path pipeline of the air path collecting joint 17 is closed, and the air tire clutch keeps a joint state.
When the pneumatic tire clutch needs to be disengaged, the air path pipeline of the air path collecting joint 17 is opened, the external pneumatic tire 5 and the internal pneumatic tire 15 are deflated, and when the air deflation is finished, the external friction plate set 7 and the internal friction plate set 10 attached to the external pneumatic tire 5 and the internal pneumatic tire 15 return to the original positions along with the pneumatic tire and are disengaged from the driving drum wheel 1, so that the pneumatic tire clutch is disengaged.
When the clutch is engaged to work, the air pressure of the inner cavities of the external pneumatic tire 5 and the internal pneumatic tire 15 is the same; the external pneumatic tyre 5 and the internal pneumatic tyre 15 are inflated and deflated simultaneously, so that when the clutch is engaged to work, the outer friction cylindrical surface and the inner friction cylindrical surface of the driving drum wheel 1 bear the same pressure, the inner pressure and the outer pressure of the driving drum wheel are basically the same, and the loading state is relatively good.
Claims (8)
1. An internal and external double-pneumatic clutch is provided with a driving drum connected with a driving power output shaft and a driven disc connected with a propulsion shaft system, and is characterized in that: the inner side of the driven drum is fixedly connected with an external outer drum wheel and an internal outer drum wheel, an internal friction plate group and an external friction plate group are respectively arranged between the inner periphery of the external outer drum wheel and the outer periphery of the internal outer drum wheel and between the inner periphery and the outer periphery of the drum disc of the driving drum wheel, an internal pneumatic tire is arranged between the internal friction plate group and the internal outer drum wheel, an external pneumatic tire is arranged between the external friction plate group and the external outer drum wheel, and the internal pneumatic tire and the external pneumatic tire are respectively connected with an inflating device through an internal pneumatic tire pipeline and an external pneumatic tire pipeline.
2. The built-in and built-out type dual pneumatic clutch according to claim 1, wherein: the inner friction plate set and the outer friction plate set are composed of a plurality of friction parts which are evenly distributed on the circumference, and gaps are arranged among the friction parts.
3. The built-in and built-out type dual pneumatic clutch according to claim 1, wherein: the external pneumatic tire pipeline and the internal pneumatic tire pipeline are respectively connected and communicated with the gas path collecting joint; when the clutch is engaged to work, the air pressure of the inner cavities of the external pneumatic tire and the internal pneumatic tire is the same; the external pneumatic tire and the internal pneumatic tire are inflated and deflated simultaneously.
4. The built-in and built-out type dual pneumatic clutch according to claim 1, wherein: the external friction plate set is fixedly connected with the external pneumatic tire.
5. The built-in and built-out type dual pneumatic clutch according to claim 1, wherein: the outer ends of the external outer drum wheel and the internal outer drum wheel are respectively and fixedly connected with an external side plate and an internal side plate.
6. The built-in and built-out type dual pneumatic clutch according to claim 5, wherein: and gaps are respectively arranged between the two ends of the external friction plate group and the external side plate and between the two ends of the external friction plate group and the driven plate.
7. The built-in and built-out type dual pneumatic clutch according to claim 1, wherein: when the external pneumatic tire and the internal pneumatic tire are not inflated, a gap is formed between the external friction plate set and the driving drum wheel, and a gap is formed between the internal friction plate set and the driving drum wheel.
8. The built-in and built-out type dual pneumatic clutch according to claim 1, wherein: and after the external pneumatic tire and the internal pneumatic tire are inflated, the external friction plate set and the internal friction plate set are closely connected with the driving drum wheel.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922373390.8U CN211852560U (en) | 2019-12-23 | 2019-12-23 | Internally and externally arranged type double-pneumatic-tyre clutch |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922373390.8U CN211852560U (en) | 2019-12-23 | 2019-12-23 | Internally and externally arranged type double-pneumatic-tyre clutch |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211852560U true CN211852560U (en) | 2020-11-03 |
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ID=73217064
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201922373390.8U Active CN211852560U (en) | 2019-12-23 | 2019-12-23 | Internally and externally arranged type double-pneumatic-tyre clutch |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211852560U (en) |
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2019
- 2019-12-23 CN CN201922373390.8U patent/CN211852560U/en active Active
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