CN116792418A - Synchronous automatic clutch full-disengagement device and method - Google Patents
Synchronous automatic clutch full-disengagement device and method Download PDFInfo
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- CN116792418A CN116792418A CN202310749910.9A CN202310749910A CN116792418A CN 116792418 A CN116792418 A CN 116792418A CN 202310749910 A CN202310749910 A CN 202310749910A CN 116792418 A CN116792418 A CN 116792418A
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Abstract
A full-disengagement device and method for a synchronous automatic clutch relate to the technical field of synchronous automatic clutches for ships. The invention solves the problem that the independent test of the ship power main engine cannot be completed when the wharf is stationary in the existing synchronous automatic clutch. A pressing block is coaxially inserted in a pressing block assembly hole of an output piece, a connecting sleeve at the upper end of a gear sleeve is coaxially inserted in a gear sleeve assembly hole of the pressing block, a transmission gear is machined at the end part of a driving screw sleeve and meshed with a connecting gear at the lower end of the gear sleeve, a locking sleeve is coaxially inserted in an inner hole of the gear sleeve, a center rod is coaxially inserted in a center rod assembly hole of the locking sleeve, a step is arranged at the tail part of the center rod, a spring is sleeved on the step at the tail part of the center rod, the upper end of the spring is in contact with the step surface of the center rod assembly hole, and the head part of the center rod is in contact with a sliding piece. The invention is used for realizing the independent test run of the power host when the ship is at a dock.
Description
Technical Field
The invention relates to the technical field of synchronous automatic clutches, which is applied to a marine synchronous automatic clutch, and the synchronous automatic clutch is applied to transmission modes of a ship alternating power device, a combined power device and the like and is a key component for working condition conversion. In particular to a synchronous automatic clutch full-release device and a method.
Background
Currently, novel transmission devices such as diesel fuel alternating (CODOG), fuel alternating (CODOG) and fuel combined (codogg) have been widely used in marine power transmission devices with their excellent performance. In the power device, a full-automatic synchronous automatic clutch is needed, and the working condition conversion is carried out according to the working condition operation requirement of a power system. The synchronous automatic clutch is a full-automatic one-way overrunning clutch which transmits power through gear elements and automatically performs 'connection' and 'disconnection' only depending on the change of rotation speeds of two ends of an input end and an output end. When the rotating speed of the input end is higher than that of the output end, the clutch is automatically engaged; when the rotating speed of the output end is higher than that of the input end, the clutch is automatically disengaged. The clutch engagement and disengagement process is automatically completed without any external control.
The synchronous automatic clutch has the functions that:
(1) The propulsion of the power host is realized in a static state;
(2) The working conditions of different power hosts are alternately switched;
(3) The working condition combined driving among different power hosts is realized;
(4) The independent test of the power host machine when the ship is at a standstill at the wharf is realized.
The synchronous automatic clutch is arranged in the ship transmission system, the input end of the clutch is connected with the power main machine through a diaphragm coupler and the like, and the output end of the clutch is connected with the transmission propeller shaft through a gear shaft and the like. The power main engine test run is carried out before the ship goes out every time, so that the running safety and reliability of the main engine are ensured. The starting of the host machine can necessarily drive the transmission paddle shaft to rotate through the transmission device such as the synchronous automatic clutch and the like, thereby driving the ship to advance. In this case, the ship power main engine alone test cannot be completed when the dock is stationary.
Disclosure of Invention
The invention aims to solve the problem that the independent test of a ship power host cannot be completed when a wharf is stationary in the existing synchronous automatic clutch, and further provides a full-release device and method for the synchronous automatic clutch.
The technical scheme of the invention is as follows:
the utility model provides a synchronous automatic clutch full-release device, it includes briquetting 8, lock sleeve 9, spring 10, center stick 11 and gear sleeve 4, the briquetting pilot hole has been seted up along radial direction to one side that output piece 5 is close to input piece 7, coaxial cartridge has briquetting 8 in the briquetting pilot hole, the briquetting 8 center has seted up the gear sleeve pilot hole that link up, the coaxial cartridge of upper end adapter sleeve of gear sleeve 4 is in the gear sleeve pilot hole, the lower extreme connecting gear 12 of gear sleeve 4 is located briquetting 8 below, drive screw sleeve 6 tip processing that is located the gear sleeve 4 lateral part has drive gear 13, drive gear 13 meshes with the lower extreme connecting gear 12 of gear sleeve 4, coaxial cartridge has lock sleeve 9 in the gear sleeve 4 hole, the center stick pilot hole has been seted up to lock sleeve 9 inside, coaxial cartridge has center stick 11 in the center stick pilot hole, center stick 11 afterbody is equipped with the step, center stick pilot hole is circular step hole, the cover is equipped with spring 10 on the afterbody step of center stick 11, the upper end and the step face contact of center stick 11 and slider 3.
Further, a baffle ring positioning ring groove is formed in the bottom of the inner hole of the gear sleeve 4, a baffle ring 14 is arranged at the bottom of the locking sleeve 9, and the baffle ring 14 is positioned in the baffle ring positioning ring groove.
Further, the lower hole Duan Zhijing of the center rod assembly hole is equal in diameter to the head of the center rod 11, and the upper hole Duan Zhijing of the center rod assembly hole is equal in diameter to the tail stepped portion of the center rod 11.
Further, a tooth sleeve 15 is processed at the end part of the connecting sleeve at the upper end of the gear sleeve 4.
Further, the driving screw sleeve 6 is internally provided with a trapezoidal internal thread 16, and one end part of the sliding piece 3, which is close to the input piece, is provided with a trapezoidal external thread 17 matched with the trapezoidal internal thread 16 of the driving screw sleeve 6.
Further, it still includes a plurality of briquetting connecting bolts, and the briquetting pilot hole of output 5 is circular shoulder hole, has evenly offered a plurality of briquetting connecting screw holes down along the circumferencial direction on the step face of briquetting pilot hole, and briquetting 8 is circular columnar structure, and processing has a plurality of briquetting connecting screw holes down corresponding with briquetting connecting screw hole down on the briquetting 8, and briquetting 8 is through a plurality of briquetting connecting bolts and output 5 fixed connection.
A method for adopting full-release device of synchronous automatic clutch, said method for full-release of synchronous automatic clutch is that the clutch is in the release state, through exerting the external force on tooth sleeve 15 of the gear sleeve 4, the connecting gear 12 on the gear sleeve 4 drives the drive gear 13 on the drive screw sleeve 6 to carry on the circumference rotation, the acting force between connecting gear 12 and drive gear 13 overcomes the trapezoid internal thread 16 of the drive screw sleeve 6 and trapezoid external thread 17 of the sliding piece 3, make the sliding piece 3 spiral slide along the axial direction, the pawl 1 slipped onto input piece 7 is released with ratchet wheel 2 on the sliding piece 3 axially, at this moment the initiative driving tooth 18 on the input piece 7 and driven driving tooth 19 on the output piece 5 are released, input piece 7 and output piece 5 have no contact, in the release state completely, this state is the full-release state of the clutch.
Compared with the prior art, the invention has the following effects:
the synchronous automatic clutch full-disengaging gear can disconnect the power host and the transmission paddle shaft, and can finish independent test run of the power host when the wharf is stationary. After the synchronous automatic clutch full-release device is operated by a tool, the clutch can be in a full-release state, at the moment, the connecting gear 12 of the input piece 7 and the transmission gear 13 of the output piece 5 are completely released, the pawl 1 and the ratchet wheel 2 are also completely released, the input piece 7 of the clutch independently operates after the power host is started, the output piece 5 is completely disconnected from the input piece 7, the output piece 5 is static, the transmission propeller shaft cannot be carried over, the ship cannot travel, and the independent test run of the power host is completed when the ship is static at a wharf. The invention has important economic and military significance for the development of the ship power system.
Drawings
FIG. 1 is a schematic illustration of the synchronized automatic clutch full disconnect of the present invention.
Fig. 2 is a schematic diagram of the synchronous automatic clutch engagement state of the present invention.
Fig. 3 is a schematic diagram of the synchronized automatic clutch disengaged state of the present invention.
Fig. 4 is a schematic diagram of the synchronized automatic clutch of the present invention in a fully disengaged state.
In the figure: 1-a pawl; 2-ratchet wheel; 3-a slider; 4-gear sleeve; 5-an output member; 6, driving the screw sleeve; 7-an input member; 8-briquetting; 9-locking sleeve; 10-springs; 11-a center rod; 12-connecting gears; 13-a transmission gear; 14-a baffle ring; 15-tooth sleeve; 16-trapezoidal internal threads; 17-trapezoidal external threads; 18-active drive teeth; 19-driven drive teeth.
Detailed Description
The first embodiment is as follows: referring to fig. 1 to 4, a full-release device for a synchronous automatic clutch according to this embodiment is described, which includes a pressing block 8, a locking sleeve 9, a spring 10, a center rod 11 and a gear sleeve 4, wherein a pressing block assembly hole is formed in one side of an output member 5, which is close to an input member 7, in a radial direction, the pressing block 8 is coaxially inserted into the pressing block assembly hole, a through gear sleeve assembly hole is formed in the center of the pressing block 8, an upper end connecting sleeve of the gear sleeve 4 is coaxially inserted into the gear sleeve assembly hole, a lower end connecting gear 12 of the gear sleeve 4 is located below the pressing block 8, a transmission gear 13 is machined at the end of a driving screw sleeve 6 located at the side of the gear sleeve 4, the transmission gear 13 is meshed with the lower end connecting gear 12 of the gear sleeve 4, the locking sleeve 9 is coaxially inserted into an inner hole of the gear sleeve 4, a center rod assembly hole is formed in the locking sleeve 9, a center rod 11 is coaxially inserted into the center rod assembly hole, a step is formed in the tail of the center rod assembly hole, a through gear sleeve assembly hole is formed in the center rod 11, a spring 10 is sleeved on a step of the tail of the center rod 11, and a step of the center rod 10 is located below the center rod assembly hole, and a step of the center rod 11 is in contact with a head 11 of the center rod.
In this embodiment, the spring 10 is sleeved on the step of the center rod 11, the spring and the step are combined and installed in the locking sleeve 9, the locking sleeve 9 is installed in the gear sleeve 4, and the whole clutch full-release device is fixed on the output piece 5 through the pressing block 8. The head of the center rod 11 is contacted with the sliding piece 3, and the locking sleeve 9 and the gear sleeve 4 can be jacked up under the action of the spring 10, so that the locking sleeve and the gear sleeve are prevented from falling off and contacting with the sliding piece 3 under the action of gravity.
The gear sleeve 4 is an active force-bearing piece of a full-release device of the synchronous automatic clutch, and the full-release device generates sliding power of the sliding piece 3 through interaction between a connecting gear 12 in the gear sleeve 4 and a transmission gear 13 in the driving screw sleeve 6 by operation of a tool, so that a pawl 1 and a ratchet wheel 2 of the clutch are separated.
In the present embodiment, the connecting gear 12 at the lower end of the gear sleeve 4 and the driving screw sleeve 6 at the side of the gear sleeve 4 are bevel gears.
In the synchronous automatic clutch engagement state, the connecting gear 12 of the input member 7 is meshed with the transmission gear 13 of the output member 5, the power host is started to transmit power to the transmission propeller shaft, the ship can travel, and independent test run of the power host can not be completed when the ship is stationary at the wharf in the clutch engagement state.
In the state of synchronous automatic clutch disengagement, the connecting gear 12 of the input part 7 and the transmission gear 13 of the output part 5 are completely disengaged, the clutch is automatically engaged after the power host is started, and the independent test run of the power host when the ship is stationary at the wharf cannot be completed in the state of clutch disengagement.
The second embodiment is as follows: referring to fig. 1 to 4, in the present embodiment, a retaining ring positioning groove is formed at the bottom of the inner hole of the gear sleeve 4, a retaining ring 14 is formed at the bottom of the locking sleeve 9, and the retaining ring 14 is located in the retaining ring positioning groove. So set up, have the baffle ring structure on the lock sleeve 9, when the clutch rotates, can fix a position lock sleeve 9 in the gear sleeve 4. Other compositions and connection relationships are the same as those of the first embodiment.
And a third specific embodiment: the present embodiment will be described with reference to fig. 1 to 4, in which the lower hole Duan Zhijing of the center rod assembly hole is equal in diameter to the head of the center rod 11, and the upper hole Duan Zhijing of the center rod assembly hole is equal in diameter to the tail stepped portion of the center rod 11. Other compositions and connection relationships are the same as those of the first or second embodiment.
The specific embodiment IV is as follows: the present embodiment will be described with reference to fig. 1 to 4, in which a tooth sleeve 15 is formed at the end of the connecting sleeve at the upper end of the gear sleeve 4. So configured, the gear sleeve 4 and the drive screw sleeve 6 have a pair of gears (i.e., the connecting gear 12 and the transmitting gear 13), and in the disengaged state of the clutch, an external force is applied to the gear sleeve 15 of the gear sleeve 4 by the tool, so that the gear sleeve 4 can be circumferentially rotated. Other compositions and connection relationships are the same as those of the first, second or third embodiments.
The tool in this embodiment may be a wrench, pliers or other tool that applies force to the gear sleeve 15 to rotate the gear sleeve 4.
Fifth embodiment: in the present embodiment, a trapezoidal internal thread 16 is formed in the driving nut 6, and a trapezoidal external thread 17 matching the trapezoidal internal thread 16 of the driving nut 6 is formed at one end of the slider 3 near the input member, as described with reference to fig. 1 to 4. Other compositions and connection relationships are the same as those of the first, second, third or fourth embodiments.
Specific embodiment six: referring to fig. 1 to 4, this embodiment further includes a plurality of press block connecting bolts, the press block assembly hole of the output member 5 is a circular stepped hole, a plurality of lower press block connecting threaded holes are uniformly formed in the stepped surface of the press block assembly hole along the circumferential direction, the press block 8 is a circular columnar structure, a plurality of lower press block connecting threaded holes corresponding to the lower press block connecting threaded holes are formed in the press block 8, and the press block 8 is fixedly connected with the output member 5 through the plurality of press block connecting bolts. So set up, gear sleeve 4 passes through briquetting 8 location, and lock sleeve 9 and gear sleeve 4 are thrown away under the effect of centrifugal force when avoiding the clutch to rotate. Other compositions and connection relationships are the same as those of the first, second, third, fourth or fifth embodiments.
Seventh embodiment: in connection with fig. 2 to 4, a method of using a full-release device of a synchronous automatic clutch according to this embodiment is described, in which, in a release state of the clutch, an external force is applied to a tooth sleeve 15 of a gear sleeve 4, a connecting gear 12 on the gear sleeve 4 drives a transmission gear 13 on a driving screw sleeve 6 to perform circumferential rotation, and a force between the connecting gear 12 and the transmission gear 13 overcomes a friction force between a trapezoidal internal thread 16 of the driving screw sleeve 6 and a trapezoidal external thread 17 of a sliding member 3, so that the sliding member 3 performs spiral sliding in an axial direction, and a pawl 1 slid onto an input member 7 is axially released from a ratchet wheel 2 on the sliding member 3. At this time, the driving teeth 18 on the input member 7 and the driven teeth 19 on the output member 5 are disengaged, and the input member 7 and the output member 5 are not in contact, and are completely in a disengaged state, which is a clutch completely disengaged state. Other compositions and connection relationships are the same as those of the first, second, third, fourth, fifth or sixth embodiments.
Of particular note are: the operation of the synchronized automatic clutch full release must be performed with the entire transmission at rest and the state of the clutch in the released state, otherwise damage to the clutch will result. In the clutch full-release state, the power host is started, the input piece 7 rotates independently, the output piece 5 does not drive the transmission paddle shaft to rotate, the ship does not advance, and the power host is finished to test independently when the wharf is stationary.
When the rotational speed of the clutch input 7 is higher than the rotational speed of the output 5, the clutch is automatically engaged;
fig. 2 is a schematic diagram of a synchronous automatic clutch engagement state. As shown in fig. 2, the pawl 1 is positioned on the input piece 7, the input piece 7 is connected with the power host end of the ship, the ratchet wheel 2 is positioned on the sliding piece 3, the sliding piece 3 is connected with the driving screw sleeve 6 through trapezoidal threads, the driving screw sleeve 6 is connected with the output piece 5, and the output piece 5 is connected with the shaft end of the transmission paddle; in the clutch engaged state, the pawl 1 is axially separated from the ratchet wheel 2, and the driving teeth 18 on the input member 7 are meshed with the driven teeth 19 on the output member 5; in the clutch engagement state, the power host is started, power is transmitted to the transmission propeller shaft through the driving teeth 18 on the input piece 7 and the driven driving teeth 19 on the output piece 5, the transmission propeller shaft is driven to rotate, the ship can necessarily travel, and independent test run of the power host can not be achieved when the ship is stationary at the wharf in the clutch engagement state.
When the rotational speed of the output member 5 is higher than the rotational speed of the input member 7, the clutch is automatically disengaged;
fig. 3 is a schematic diagram of a synchronized automatic clutch on-off state. As shown in fig. 3, the pawl 1 is in contact with the ratchet wheel 2, and the pawl 1 and the ratchet wheel 2 are used for aligning the driving teeth 18 on the input member 7 and the driven driving teeth 19 on the output member 5 when the clutch is engaged, so that a pair of driving teeth can be normally meshed; in the clutch disengaging state, the power host is started at rest, the rotating speed of the input piece 7 is higher than that of the output piece 5, the clutch can be meshed with a pair of driving teeth on the input piece 7 and the output piece 5 under the contraposition action of the pawl 1 and the ratchet wheel 2, the clutch is engaged, so that the transmission power drives the transmission propeller shaft to rotate, and the independent test of the power host cannot be realized when the ship is at rest in the clutch disengaging state.
Principle of operation
The working principle of a synchronous automatic clutch full-release device according to the invention is described with reference to fig. 1 to 4: the full-disengagement device can axially separate the input piece and the output piece of the clutch, so that the clutch is in a full-disengagement state, namely, a power host connected with the input end of the clutch and a transmission propeller shaft connected with the output end of the clutch are in a full-disengagement state. When the power host is started, the power host only drives the input part of the clutch to rotate, the output part of the clutch and the transmission paddle shaft are not rotated, and the ship cannot advance, so that independent test run of the power host is completed when the wharf is stationary.
The above embodiments are only for illustrating the technical solution of the present invention, and are not limiting; although the invention has been described in detail with reference to the foregoing embodiments, it will be understood by those of ordinary skill in the art that: the technical scheme described in the foregoing embodiments can be modified or some technical features thereof can be replaced by equivalents; such modifications and substitutions do not depart from the spirit and scope of the technical solutions of the embodiments of the present invention.
Claims (7)
1. A synchronous automatic clutch full-release device, characterized in that: the novel gear box comprises a pressing block (8), a locking sleeve (9), a spring (10), a center rod (11) and a gear sleeve (4), wherein a pressing block assembly hole is formed in one side, close to an input piece (7), of an output piece (5) in the radial direction, the pressing block (8) is coaxially inserted into the pressing block assembly hole, a through gear sleeve assembly hole is formed in the center of the pressing block (8), a connecting sleeve at the upper end of the gear sleeve (4) is coaxially inserted into the gear sleeve assembly hole, a lower end connecting gear (12) of the gear sleeve (4) is located below the pressing block (8), a transmission gear (13) is machined at the end of a driving screw sleeve (6) located at the side of the gear sleeve (4), the transmission gear (13) is meshed with a lower end connecting gear (12) of the gear sleeve (4), the locking sleeve (9) is coaxially inserted into an inner hole of the gear sleeve (4), a center rod assembly hole is formed in the locking sleeve (9), a step is formed in the center rod assembly hole, the tail of the center rod (11) is provided with a circular hole, a step is formed in the step of the center rod assembly hole, and a step (10) is sleeved on the step of the tail of the center rod (11), and the step is in the step of the step and is in contact with the spring (10) with the center rod (10) and the contact surface of the head part of the spring (3).
2. A synchronized automatic clutch full release device according to claim 1, wherein: the bottom of the inner hole of the gear sleeve (4) is provided with a baffle ring positioning ring groove, the bottom of the locking sleeve (9) is provided with a baffle ring (14), and the baffle ring (14) is positioned in the baffle ring positioning ring groove.
3. A synchronized automatic clutch full release apparatus according to claim 2, wherein: the lower hole Duan Zhijing of the center rod assembly hole is equal in diameter to the head of the center rod (11), and the upper hole Duan Zhijing of the center rod assembly hole is equal in diameter to the tail stepped portion of the center rod (11).
4. A synchronized automatic clutch full release according to claim 3, wherein: the end part of the connecting sleeve at the upper end of the gear sleeve (4) is provided with a gear sleeve (15).
5. A synchronized automatic clutch full release apparatus according to claim 4, wherein: the driving screw sleeve (6) is internally provided with a trapezoid internal thread (16), and one side end part of the sliding piece (3) close to the input piece is provided with a trapezoid external thread (17) matched with the trapezoid internal thread (16) of the driving screw sleeve (6).
6. A synchronized automatic clutch full release apparatus according to claim 5, wherein: the novel hydraulic press comprises a press body and is characterized by further comprising a plurality of press body connecting bolts, press body assembling holes of the output piece (5) are circular stepped holes, a plurality of lower press body connecting threaded holes are uniformly formed in the stepped surface of the press body assembling holes along the circumferential direction, a press body (8) is of a circular columnar structure, a plurality of lower press body connecting threaded holes corresponding to the lower press body connecting threaded holes are formed in the press body (8), and the press body (8) is fixedly connected with the output piece (5) through the plurality of press body connecting bolts.
7. A method of using a synchronized automatic clutch full release device according to any one of claims 1-6, characterized in that: the full-release method of the synchronous automatic clutch is that in a release state of the clutch, external force is applied to a tooth sleeve (15) of a gear sleeve (4), a connecting gear (12) on the gear sleeve (4) drives a transmission gear (13) on a driving screw sleeve (6) to rotate circumferentially, the acting force between the connecting gear (12) and the transmission gear (13) overcomes the friction force between a trapezoid internal thread (16) of the driving screw sleeve (6) and a trapezoid external thread (17) of a sliding piece (3), the sliding piece (3) slides spirally along the axial direction, a pawl (1) sliding to an input piece (7) is released axially from a ratchet wheel (2) on the sliding piece (3), at the moment, a driving tooth (18) on the input piece (7) and a driven driving tooth (19) on an output piece (5) are released, the input piece (7) and the output piece (5) are not in any contact, and the state is completely in the full-release state of the clutch.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202310749910.9A CN116792418A (en) | 2023-06-25 | 2023-06-25 | Synchronous automatic clutch full-disengagement device and method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202310749910.9A CN116792418A (en) | 2023-06-25 | 2023-06-25 | Synchronous automatic clutch full-disengagement device and method |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN116792418A true CN116792418A (en) | 2023-09-22 |
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ID=88034289
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202310749910.9A Pending CN116792418A (en) | 2023-06-25 | 2023-06-25 | Synchronous automatic clutch full-disengagement device and method |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN116792418A (en) |
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2023
- 2023-06-25 CN CN202310749910.9A patent/CN116792418A/en active Pending
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