CN210661103U - Pneumatic clutch power take-off mechanism - Google Patents
Pneumatic clutch power take-off mechanism Download PDFInfo
- Publication number
- CN210661103U CN210661103U CN201921332083.9U CN201921332083U CN210661103U CN 210661103 U CN210661103 U CN 210661103U CN 201921332083 U CN201921332083 U CN 201921332083U CN 210661103 U CN210661103 U CN 210661103U
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- China
- Prior art keywords
- power take
- shell
- sleeve
- sliding seat
- seat
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
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- 238000000926 separation method Methods 0.000 claims abstract description 8
- 238000007789 sealing Methods 0.000 claims description 17
- 238000000034 method Methods 0.000 claims description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 7
- 230000005540 biological transmission Effects 0.000 description 4
- 238000010586 diagram Methods 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 238000005057 refrigeration Methods 0.000 description 1
- 238000003756 stirring Methods 0.000 description 1
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Abstract
The utility model discloses a pneumatic separation and reunion power takeoff mechanism, include: preceding power take-off casing and the back power take-off casing that is connected with preceding power take-off casing rotate through primary shaft bearing in the preceding power take-off casing and be provided with the power take-off axle, the one end that the power take-off axle stretches out preceding power take-off casing is connected with the power shaft of driving the outside is provided with the external tooth on the other end that the power take-off axle stretches into preceding power take-off casing inside is provided with first fixed slide between preceding power take-off casing and the back power take-off casing slide in first fixed slide is provided with the separation and reunion cover rather than mutually supporting the separation and reunion cover stretches into the inside internal tooth that is provided with of one end in the preceding power take-off casing and mutually supports with the external tooth the separation and reunion cover stretches into the inside spline that is provided with of the other end in the back power take-off casing the separation and reunion cover stretches into.
Description
Technical Field
The utility model relates to a power take-off mechanism of engineering truck especially relates to a pneumatic separation and reunion power take-off mechanism.
Background
The special engineering vehicles such as an oil pump dumper, a water pump fire truck, a compressor refrigeration truck, a hydraulic motor rotary stirring tank truck and the like need to use a power takeoff device to take power from a transmission shaft to drive a water pump or an oil pump on the engineering vehicle to realize work in the use process, the currently used power takeoff device is simple in structure, a clutch sleeve is generally pulled manually to slide to realize clutch, the automation degree is low, the labor intensity is high, and the use requirements of people cannot be met.
SUMMERY OF THE UTILITY MODEL
The utility model discloses the technical problem that will solve is: the pneumatic clutch power take-off mechanism is high in automation degree.
In order to solve the technical problem, the utility model discloses a technical scheme is: pneumatic separation and reunion power takeoff mechanism includes: the power take-off mechanism comprises a front power take-off shell and a rear power take-off shell connected with the front power take-off shell, wherein a power take-off shaft is rotatably arranged in the front power take-off shell through a first bearing seat, one end of the power take-off shaft extending out of the front power take-off shell is connected with a power shaft of a travelling crane, external teeth are arranged on the outer side of the other end of the power take-off shaft extending into the front power take-off shell, a first fixed slide seat is arranged inside the space between the front power take-off shell and the rear power take-off shell, a clutch sleeve matched with the first fixed slide seat is arranged in the first fixed slide seat in a sliding manner, internal teeth matched with the external teeth are arranged inside one end of the clutch sleeve extending into the front power take-off shell, a spline is arranged inside the other end of the clutch sleeve extending into the rear power take-off shell, a sliding sleeve is fixedly arranged outside the other end of, the sliding sleeve is arranged in the second fixed sliding seat in a sliding manner, a spring cavity is arranged between the clutch sleeve and the sliding sleeve, a return spring matched with the spring cavity is arranged in the spring cavity, one end of the return spring is abutted against the sliding sleeve, the other end of the return spring is abutted against the first fixed sliding seat, a limiting sliding ring is arranged on the sliding sleeve between the second fixed sliding seat and the first fixed sliding seat and is arranged on the inner wall of a rear power taking shell between the second fixed sliding seat and the first fixed sliding seat in a sliding manner, an air inlet cavity is arranged among the rear power taking shell, the clutch sleeve, the second fixed sliding seat and the limiting sliding ring, a first O-shaped sealing ring and a second O-shaped sealing ring are arranged in the air inlet cavity, and a compressed air inlet communicated with the air inlet cavity is arranged on the rear power taking shell between the first O-shaped sealing ring and the second O-shaped sealing ring, and a position switch is arranged on the rear power take-off shell on one side of the second fixed sliding seat, which is far away from the air inlet cavity, and a position sensor contact matched with the sliding sleeve is arranged on the position switch.
The utility model has the advantages that: the pneumatic clutch power take-off mechanism is compact in structure, capable of achieving a pneumatic clutch function, convenient in power take-off, high in automation degree, low in labor intensity and capable of saving manual handling of a clutch sleeve and meeting use requirements of people.
Drawings
Fig. 1 is the structure schematic diagram of the pneumatic clutch power take-off mechanism of the utility model.
In the figure: 1. the power take-off device comprises a front power take-off shell, 2 a rear power take-off shell, 3 a first bearing seat, 4 a power take-off shaft, 5 an outer tooth, 6 a first fixed sliding seat, 7 a clutch sleeve, 8 an inner tooth, 9 a spline, 10 a sliding sleeve, 11 a second fixed sliding seat, 12 a spring cavity, 13 a reset spring, 14 a limiting sliding ring, 15 an air inlet cavity, 16 a first O-shaped sealing ring, 17 a second O-shaped sealing ring, 18 a compressed air inlet, 19 a position switch, 20 a position sensor contact.
Detailed Description
The following detailed description of the present invention will be made in conjunction with the accompanying drawings and specific embodiments.
As shown in fig. 1, the pneumatic clutch power take-off mechanism includes: the power transmission device comprises a front power take-off shell 1 and a rear power take-off shell 2 connected with the front power take-off shell 1, wherein a power take-off shaft 4 is rotatably arranged in the front power take-off shell 1 through a first bearing seat 3, one end of the power take-off shaft 4 extending out of the front power take-off shell 1 is connected with a power shaft of a travelling crane, outer teeth 5 are arranged on the outer side of the other end of the power take-off shaft 4 extending into the front power take-off shell 1, a first fixed sliding seat 6 is arranged between the front power take-off shell 1 and the rear power take-off shell 2, a clutch sleeve 7 matched with the first fixed sliding seat 6 is arranged in the first fixed sliding seat 6 in a sliding manner, inner teeth 8 matched with the outer teeth 5 are arranged in one end of the clutch sleeve 7 extending into the front power take-off shell 1, a spline 9 is arranged in the other end of the clutch sleeve 7 extending into the rear power take-off shell 2, and a sliding sleeve 10 is fixedly arranged outside the, a second fixed slide seat 11 is arranged in the middle of the rear power take-off shell 2, the sliding sleeve 10 is arranged in the second fixed slide seat 11 in a sliding manner, a spring cavity 12 is arranged between the clutch sleeve 7 and the sliding sleeve 10, a return spring 13 matched with the spring cavity 12 is arranged in the spring cavity 12, one end of the return spring 13 is abutted against the sliding sleeve 10, the other end of the return spring 13 is abutted against the first fixed slide seat 6, a limit slide ring 14 is arranged on the sliding sleeve 10 between the second fixed slide seat 11 and the first fixed slide seat 6, the limit slide ring 14 is arranged on the inner wall of the rear power take-off shell 2 between the second fixed slide seat 11 and the first fixed slide seat 6 in a sliding manner, an air inlet cavity 15 is arranged between the rear power take-off shell 2, the clutch sleeve 7, the second fixed slide seat 11 and the limit slide ring 14, and a first O-type sealing ring 16 and a second O-type sealing ring 17 are arranged in the air inlet cavity 15, a compressed air inlet 18 communicated with the air inlet cavity 15 is arranged on the rear power taking housing 2 between the first O-shaped sealing ring 16 and the second O-shaped sealing ring 17, a position switch 19 is arranged on the rear power taking housing 2 at one side of the second fixed sliding seat 11 far away from the air inlet cavity 15, and a position sensor contact 20 matched with the sliding sleeve 10 is arranged on the position switch 19.
When the pneumatic clutch power take-off mechanism is used, a transmission shaft of an engineering vehicle is connected with the power take-off shaft 4 at one end of the pneumatic clutch power take-off mechanism, an oil pump or a water pump is installed on the engineering vehicle at the other end of the pneumatic clutch power take-off mechanism, an input shaft of the oil pump or the water pump is slidably inserted into a spline 9 in a clutch sleeve 7 through a key groove, the oil pump or the water pump is fixed, and an air compressor is connected with a compressed air inlet 18. When power takeoff is needed, an air compressor is started to send 6-8 kilograms of compressed air into an air inlet cavity 15 between a first O-shaped sealing ring 16 and a second O-shaped sealing ring 17 from a compressed air inlet 18, the compressed air pushes the second O-shaped sealing ring 17 and a limiting sliding ring 14 to slide rightwards on the inner wall of a rear power takeoff shell 2, the limiting sliding ring 14 drives a sliding sleeve 10 to move rightwards in a second fixed sliding seat 11, the sliding sleeve 10 drives a clutch sleeve 7 to slide rightwards in the first fixed sliding seat 6, meanwhile, the sliding sleeve 10 compresses a return spring 13 to contract, the clutch sleeve 7 slides rightwards to enable inner teeth 8 to be inserted into outer teeth 5 on a power takeoff shaft 4 to be meshed, when a position sensor contact 20 is separated from the sliding sleeve 10, the air compressor carries out air inlet maintenance, the clutch sleeve 7 stops sliding, a transmission shaft of an engineering vehicle drives the power takeoff shaft 4 to rotate in a front power takeoff shell 1 through a, the power take-off shaft drives the inner teeth 8 to rotate through the outer teeth 5, the inner teeth 8 drive the clutch sleeve 7 to rotate, and the clutch sleeve 7 drives the input shaft of the oil pump or the water pump to rotate through the matching of the spline 9 and the spline groove, so that the oil pump or the water pump is driven to work to realize power take-off. When the power take-off is not needed, the air compressor stops working, the reset spring 13 resets to push the sliding sleeve 10 to slide leftwards for resetting, the sliding sleeve 10 drives the clutch sleeve 7 to slide leftwards for resetting, the internal teeth 8 on the clutch sleeve 7 are separated from the external teeth 5 on the power take-off shaft 4, and the power take-off shaft 4 is disconnected from the clutch sleeve 7, so that the power take-off cannot be carried out.
The pneumatic clutch power take-off mechanism is compact in structure, capable of achieving a pneumatic clutch function, convenient in power take-off, high in automation degree, low in labor intensity and capable of saving manual handling of a clutch sleeve and meeting use requirements of people.
Claims (1)
1. Pneumatic separation and reunion power takeoff mechanism, its characterized in that: the method comprises the following steps: the power take-off mechanism comprises a front power take-off shell (1) and a rear power take-off shell (2) connected with the front power take-off shell (1), wherein a power take-off shaft (4) is rotatably arranged in the front power take-off shell (1) through a first bearing seat (3), one end, extending out of the front power take-off shell (1), of the power take-off shaft (4) is connected with a power shaft of a travelling crane, outer teeth (5) are arranged on the outer side of the other end, extending into the front power take-off shell (1), of the power take-off shaft (4), a first fixed sliding seat (6) is arranged inside the front power take-off shell (1) and the rear power take-off shell (2), a clutch sleeve (7) matched with the first fixed sliding seat is arranged in the first fixed sliding seat (6) in a sliding manner, inner teeth (8) matched with the outer teeth (5) are arranged inside one end, extending into the front power take-off shell (1) of the clutch sleeve (7), and a spline (9) is arranged inside the other end, a sliding sleeve (10) is fixedly arranged outside the other end of the clutch sleeve (7) extending into the rear power take-off shell (2), a second fixed sliding seat (11) is arranged in the middle of the rear power take-off shell (2), the sliding sleeve (10) is slidably arranged in the second fixed sliding seat (11), a spring cavity (12) is arranged between the clutch sleeve (7) and the sliding sleeve (10), a return spring (13) matched with the spring cavity (12) is arranged in the spring cavity (12), one end of the return spring (13) is abutted against the sliding sleeve (10), the other end of the return spring (13) is abutted against the first fixed sliding seat (6), a limiting sliding ring (14) is arranged on the sliding sleeve (10) between the second fixed sliding seat (11) and the first fixed sliding seat (6), the limiting sliding ring (14) is slidably arranged on the inner wall of the rear power take-off shell (2) between the second fixed sliding seat (11) and the first fixed sliding seat (6), an air inlet cavity (15) is arranged between the rear power take-off shell (2), the clutch sleeve (7), the second fixing slide seat (11) and the limiting slide ring (14), a first O-shaped sealing ring (16) and a second O-shaped sealing ring (17) are arranged in the air inlet cavity (15), a compressed air inlet (18) communicated with the air inlet cavity (15) is arranged on the rear power take-off shell (2) between the first O-shaped sealing ring (16) and the second O-shaped sealing ring (17), a position switch (19) is arranged on the rear power take-off shell (2) on one side, far away from the air inlet cavity (15), of the second fixing slide seat (11), and a position sensor contact (20) matched with the slide sleeve (10) is arranged on the position switch (19).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921332083.9U CN210661103U (en) | 2019-08-16 | 2019-08-16 | Pneumatic clutch power take-off mechanism |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921332083.9U CN210661103U (en) | 2019-08-16 | 2019-08-16 | Pneumatic clutch power take-off mechanism |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210661103U true CN210661103U (en) | 2020-06-02 |
Family
ID=70820829
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921332083.9U Expired - Fee Related CN210661103U (en) | 2019-08-16 | 2019-08-16 | Pneumatic clutch power take-off mechanism |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210661103U (en) |
-
2019
- 2019-08-16 CN CN201921332083.9U patent/CN210661103U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20200602 |