CN104265602A - Electric turning device for piston compressor - Google Patents
Electric turning device for piston compressor Download PDFInfo
- Publication number
- CN104265602A CN104265602A CN201410416444.3A CN201410416444A CN104265602A CN 104265602 A CN104265602 A CN 104265602A CN 201410416444 A CN201410416444 A CN 201410416444A CN 104265602 A CN104265602 A CN 104265602A
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- China
- Prior art keywords
- small gear
- driving lever
- turning motor
- piston compressor
- motor
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Abstract
The invention provides an electric turning device for a piston compressor. The electric turning device is compact in structure and safe and reliable, allows damage caused by overloading to be effectively avoided, is applicable to an explosion-proof area and allows higher overall safety for a unit. The electric turning device comprises a large turning gear, a turning motor and a base; the turning motor is supported on the base; the electric turning device is characterized in that the turning motor is an explosion-proof motor, the output end of the turning motor is connected with one end of an overrun clutch, the other end of the overrun clutch is connected with the input end of a worm-gear reducer supported on the base, an exposed output portion of the worm-gear reducer is specifically a sliding shaft, the front end of the exposed portion of the sliding shaft is connected with a small gear through flat keys in a sleeved manner, the small gear can slide axially along the flat keys, a stirring rod is arranged on one side of the small gear, and the inner end of the stirring rod drives the small gear to axially slide.
Description
Technical field
The present invention relates to the technical field of structures of piston compressor, be specially a kind of electric barring device of piston compressor.
Background technique
In the industries such as petrochemical industry, oil refining, chemical industry, widely use the piston compressor of extensive process flow process.Key equipment in the normally whole device of this large-scale compressor, has harsh requirement to Security, reliability.These compressor bank need compressor is run with very slow speed in Installation and Debugging, maintenance, shutdown start process, are referred to as jiggering.In installation and repairing process, often need by jiggering by unit operation to certain special position so that check and mounting or dismounting specific component; Before unit operation, the whether normal of unit movement parts need be confirmed by jiggering, unit can also be made simultaneously to realize the pre-lubrication before running.During compressor emergency shutdown, also need regular jiggering to ensure that unit can put into operation at any time.
The piston type compressed unit of current extensive process flow process both domestic and external, most barring gear is arranged between compressor and mair motor, and the space at this position is little, in the prior art, have the electric barring device adopting cycloidal planetary gear speed reducer, but the axial dimension of this barring gear is long, difficult arrangement; Also have the barring gear adopting vertical type speed reducer (change gear), this barring gear floor space is little, but highly higher, brings operation inconvenience thus, flywheel shield difficult design; Also motor and speed reducer is had all by coupling direct connection, once overload, will motor damage or damage coupling.
Summary of the invention
For the problems referred to above, the invention provides a kind of electric barring device of piston compressor, its compact structure, safe and reliable, and can effectively avoid the infringement caused that overloads, be applicable to explosion-proof area, improve the overall security of unit.
A kind of electric barring device of piston compressor, its technological scheme is such: it comprises jiggering gearwheel, turning motor, base, described turning motor is supported on described base, it is characterized in that: described turning motor is specially anti-explosion motor, the output terminal of described turning motor is connected with one end of free wheel device, the other end of described free wheel device connects the input end of described worm type of reduction gearing, worm type of reduction gearing is supported on described base, the output that exposes of described worm type of reduction gearing is specially slide-bar, the front end of the exposed parts of described slide-bar is connected with small gear by flat key suit, described small gear can slide axially along flat key, the side of described small gear is furnished with driving lever, the inner end of described driving lever drives described small gear to slide axially, the gears meshing of the described small gear under jiggering state connects the gear of described jiggering gearwheel, described small gear when Compressor Group is run is away from described jiggering gearwheel, described driving lever is provided with pressing plate, described pressing plate when Compressor Group is run presses the contact of explosion-proof travel switch, described explosion-proof travel switch is used for the interlocking between compressor mair motor and turning motor.
It is further characterized in that:
Described free wheel device comprises clutch body, clutch housing, one end of described clutch housing is provided with installation inner chamber, described clutch body drive part is positioned at described installation inner chamber, the anchor ring of described installation inner chamber is evenly equipped with radial detents, the radial location block that interior edge face is wedge groove is furnished with in described radial detents, the outer cover of described radial location block is equipped with screw thread setting sleeve, radial spring is furnished with between described screw thread setting sleeve and radial location block, corresponding ball plug is loaded in wedge groove, the annular inner portion that the described ball that the outer ring surface of the drive part of described clutch body is close to corresponding position is formed, described clutch body connects the output terminal of described turning motor, described clutch housing connects the input end of described worm type of reduction gearing,
The cylindrical of described clutch housing is provided with adjustment hole, and when large and small gear needs to enter engagement, and when the tooth of the gear teeth and the misalignment of between cog position, available bottle opener or driving lever, stir clutch housing, makes tooth and between cog position alignment, enters engagement smoothly;
Described base is furnished with driving lever seat, described driving lever is positioned described driving lever seat by rotating shaft, and the upper-end surface of the medial extremity of described driving lever is furnished with the pin of epirelief, and the top of described pin is positioned at the downside of the front end positioning interval ring of described small gear;
Described driving lever seat is provided with positioning hole, and fastening screw is plugged in described positioning hole;
The outer end of described slide-bar is set with pad, and described pad is set in the outer end of described slide-bar by locking nut, and the axial inner ends face of described pad is close in the axial outer end face of Compressor Group described small gear operationally;
Described positioning interval ring is between the profile of tooth exterior edge face, axial outer end face of described small gear, and described positioning interval ring guarantees that pin can drive small gear to slide axially.
After adopting structure of the present invention, owing to adopting worm-gear speed reducer, make can just between good utilisation motor and compressor bank along one of cylinder-bore axis piece of long narrow space, and then it is all suitable to make operation height and flywheel shield design, its compact structure, safe and reliable, and the output terminal of turning motor is connected with one end of free wheel device, the other end of described free wheel device connects the input end of described worm type of reduction gearing, by a free wheel device band barring small gear, this small gear is sleeved on slide-bar, by the axial position of driving lever conversion small gear, to realize and the engaging and disengagement of the jiggering gearwheel be contained on compressor main shaft, greatly, jiggering function can be realized during small gear engagement, during disengagement, compressor bank can enter operation, wherein free wheel device designs by the output power of institute's necessary electromotor, once compressor bank exists fault, load is increased, when exceeding the moment of torsion that motor can provide, free wheel device will skid, operator are reminded to check compressor bank, and be specially anti-explosion motor due to turning motor, position limit switch is explosion-proof travel switch, to sum up, it can effectively avoid the infringement caused that overloads, be applicable to explosion-proof area, improve the overall security of unit.
Accompanying drawing explanation
Fig. 1 is the structural representation of the present invention and compressor assembling;
Plan view structural representation when Fig. 2 is Compressor Group of the present invention operation;
Fig. 3 is the plan view structural representation of Fig. 2;
Fig. 4 is the side view structural representation of Fig. 2;
Fig. 5 is the cross-sectional cut-away figure structure schematic representation of free wheel device of the present invention;
Fig. 6 is the plan view sectional view structural representation of free wheel device of the present invention;
Fig. 7 is the installation plan view structural representation of driving lever of the present invention;
Fig. 8 is the plan view structural representation under jiggering state of the present invention.
Embodiment
A kind of electric barring device of piston compressor, see Fig. 1 ~ Fig. 8: it comprises jiggering gearwheel 1, turning motor 2, base 3, turning motor 2 is supported on base 3, turning motor 2 is specially anti-explosion motor, the output terminal of turning motor 2 is connected with one end of free wheel device 4, the other end of free wheel device 4 connects the input end of worm type of reduction gearing 5, worm type of reduction gearing 5 is supported on base 3, the output that exposes of worm type of reduction gearing 5 is specially slide-bar 6, the front end of the exposed parts of slide-bar 6 is connected with small gear 8 by flat key 7 suit, small gear 8 can slide axially along flat key 7, the side of small gear 8 is furnished with driving lever 9,
Base 3 is furnished with driving lever seat 10, driving lever 9 is positioned driving lever seat 10 by rotating shaft 11, and the upper-end surface of the medial extremity of driving lever 9 is furnished with the pin 12 of epirelief, and the top of pin 12 is positioned at the downside of the front end positioning interval ring 13 of small gear 8; Positioning interval ring 13 is between the profile of tooth exterior edge face, axial outer end face 14 of small gear, and positioning interval ring 13 guarantees that pin 12 can drive small gear 8 to slide axially;
The gears meshing of the small gear 8 under jiggering state connects the gear of jiggering gearwheel 1, small gear 8 when Compressor Group 15 is run is away from jiggering gearwheel 1, driving lever 9 is provided with pressing plate 16, pressing plate 16 when Compressor Group 15 is run presses the contact of explosion-proof travel switch 17, explosion-proof travel switch 17 is for the interlocking between compressor mair motor 18 and turning motor 2, in Compressor Group 15 operationally, the contact of explosion-proof travel switch 17 is pushed down by pressing plate 16, explosion-proof travel switch 17 sends signal, and mair motor 18 can start, turning motor 2 can not start; When jiggering position, the gears meshing of small gear connects the gear of jiggering gearwheel, and pressing plate 16 is thrown off with the contact of explosion-proof travel switch 17, and mair motor 18 can not start, turning motor 2 can start;
Free wheel device 4 comprises clutch body 19, clutch housing 20, one end of clutch housing 20 is provided with installs inner chamber 21, the drive part of clutch body 19 is positioned at installs inner chamber 21, the anchor ring installing inner chamber 21 is evenly equipped with radial detents 22, the radial location block 24 that interior edge face is wedge groove 23 is furnished with in radial detents 22, the outer cover of radial location block 24 is equipped with screw thread setting sleeve 25, radial spring 26 is furnished with between screw thread setting sleeve 25 and radial location block, corresponding ball 27 plug is loaded in wedge groove 23, the annular inner portion that the ball 27 that the outer ring surface of the drive part of clutch body 19 is close to corresponding position is formed, the output terminal of clutch body 19 land vehicle motor 2, clutch housing 20 connects the input end of worm type of reduction gearing 5,
The elastic force of radial spring 26 calculates by output power of motor to be determined, and finely tunes by screw thread setting sleeve 25.During normal jiggering, the output shaft of turning motor 2 rotates together with clutch body 19, screw thread setting sleeve 25, radial spring 26, ball 27, clutch housing 20 is driven to rotate together by ball 27, the input shaft of worm type of reduction gearing 5 is passed in motion and power by clutch housing 20 again, once compressor breaks down, jiggering load is increased, when exceeding the load of turning motor 2, ball 27 will skid off, and produces and skids, do not burnt with protective disc vehicle motor 2 because of overload;
The cylindrical of clutch housing 20 is provided with adjustment hole 28, when large and small gear needs to enter engagement, and when the tooth of the gear teeth and the misalignment of between cog position, an available bottle opener or driving lever, stir clutch housing 20, makes tooth and between cog position alignment, enters engagement smoothly;
Driving lever seat 10 is provided with positioning hole 29, fastening screw 30 is plugged in positioning hole 29, and Compressor Group 15 operationally, fixed by fastening screw 30 by driving lever 9, and small gear is fixed on service position again by driving lever 9, to ensure the safe operation of unit; When needing jiggering, screw out fastening screw 30, pull driving lever 9, small gear is engaged with gearwheel, after large small gear enters engagement, then fastening screw 30 is screwed in original positioning hole 29, driving lever 9 is just fixed on jiggering position, and unit enters jiggering state, starts jiggering;
The outer end of slide-bar 6 is set with pad 31, pad 31 is set in the outer end of slide-bar 6 by locking nut 32, the axial inner ends face of pad 31 is close in the axial outer end face of Compressor Group 15 small gear 8 operationally, guarantee that the axis of small gear 8 can not skid off slide-bar 6, wherein pad and 31 be specially PTFE(teflon) pad of material.
Claims (7)
1. the electric barring device of a piston compressor, it comprises jiggering gearwheel, turning motor, base, described turning motor is supported on described base, it is characterized in that: described turning motor is specially anti-explosion motor, the output terminal of described turning motor is connected with one end of free wheel device, the other end of described free wheel device connects the input end of described worm type of reduction gearing, worm type of reduction gearing is supported on described base, the output that exposes of described worm type of reduction gearing is specially slide-bar, the front end of the exposed parts of described slide-bar is connected with small gear by flat key suit, described small gear can slide axially along flat key, the side of described small gear is furnished with driving lever, the inner end of described driving lever drives described small gear to slide axially, the gears meshing of the described small gear under jiggering state connects the gear of described jiggering gearwheel, described small gear when Compressor Group is run is away from described jiggering gearwheel, described driving lever is provided with pressing plate, described pressing plate when Compressor Group is run presses the contact of explosion-proof travel switch, described explosion-proof travel switch is used for the interlocking between compressor mair motor and turning motor.
2. the electric barring device of a kind of piston compressor according to claim 1, it is characterized in that: described free wheel device comprises clutch body, clutch housing, one end of described clutch housing is provided with installation inner chamber, described clutch body drive part is positioned at described installation inner chamber, the anchor ring of described installation inner chamber is evenly equipped with radial detents, the radial location block that interior edge face is wedge groove is furnished with in described radial detents, the outer cover of described radial location block is equipped with screw thread setting sleeve, radial spring is furnished with between described screw thread setting sleeve and radial location block, corresponding ball plug is loaded in wedge groove, the annular inner portion that the described ball that the outer ring surface of the drive part of described clutch body is close to corresponding position is formed, described clutch body connects the output terminal of described turning motor, described clutch housing connects the input end of described worm type of reduction gearing.
3. the electric barring device of a kind of piston compressor according to claim 2, is characterized in that: the cylindrical of described clutch housing is provided with adjustment hole.
4. the electric barring device of a kind of piston compressor according to claim 1, it is characterized in that: described base is furnished with driving lever seat, described driving lever is positioned described driving lever seat by rotating shaft, the upper-end surface of the medial extremity of described driving lever is furnished with the pin of epirelief, and the top of described pin is positioned at the downside of the front end positioning interval ring of described small gear.
5. the electric barring device of a kind of piston compressor according to claim 4, is characterized in that: described driving lever seat is provided with positioning hole, and fastening screw is plugged in described positioning hole.
6. the electric barring device of a kind of piston compressor according to claim 1, it is characterized in that: the outer end of described slide-bar is set with pad, described pad is set in the outer end of described slide-bar by locking nut, and the axial inner ends face of described pad is close in the axial outer end face of Compressor Group described small gear operationally.
7. the electric barring device of a kind of piston compressor according to claim 4, is characterized in that: described positioning interval ring is between the profile of tooth exterior edge face, axial outer end face of described small gear.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410416444.3A CN104265602B (en) | 2014-08-22 | 2014-08-22 | A kind of electric barring device of piston compressor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410416444.3A CN104265602B (en) | 2014-08-22 | 2014-08-22 | A kind of electric barring device of piston compressor |
Publications (2)
| Publication Number | Publication Date |
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| CN104265602A true CN104265602A (en) | 2015-01-07 |
| CN104265602B CN104265602B (en) | 2016-08-24 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410416444.3A Active CN104265602B (en) | 2014-08-22 | 2014-08-22 | A kind of electric barring device of piston compressor |
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| CN (1) | CN104265602B (en) |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106972687A (en) * | 2017-05-08 | 2017-07-21 | 泰星减速机股份有限公司 | A kind of motor connects disk |
| CN110145455A (en) * | 2019-05-25 | 2019-08-20 | 连云港透平能源设备有限公司 | A kind of operation portable type air compressor machine jiggering |
| CN110714898A (en) * | 2019-10-29 | 2020-01-21 | 中国石油天然气股份有限公司西南油气田分公司储气库管理处 | Compressor unit barring device and barring method thereof |
| CN111188684A (en) * | 2019-12-31 | 2020-05-22 | 潍柴动力股份有限公司 | Electric pallet vehicle mechanism interlocking system, interlocking method, engine control system and vehicle |
| CN111561443A (en) * | 2020-04-23 | 2020-08-21 | 宝鸡石油机械有限责任公司 | Fracturing pump electric disc pump device |
| CN111664090A (en) * | 2020-05-30 | 2020-09-15 | 上海大隆机器厂有限公司 | Twin-screw compressor with electric barring gear |
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| EP2713051A1 (en) * | 2012-10-01 | 2014-04-02 | Nuovo Pignone S.p.A. | A turbine-driven reciprocating compressor and method of operating said compressor |
| CN203614361U (en) * | 2013-12-28 | 2014-05-28 | 临沂恒昌焦化股份有限公司 | Turning gear for compressor |
| CN204226140U (en) * | 2014-08-22 | 2015-03-25 | 无锡压缩机股份有限公司 | A kind of electric barring device of piston compressor |
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2014
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Patent Citations (7)
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| CN2107537U (en) * | 1991-12-19 | 1992-06-17 | 大连铁道学院 | Electric barring machine for internal combustion locomotive |
| CN2385150Y (en) * | 1999-08-30 | 2000-06-28 | 庞子敬 | Automatic barring gear |
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Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106972687A (en) * | 2017-05-08 | 2017-07-21 | 泰星减速机股份有限公司 | A kind of motor connects disk |
| CN110145455A (en) * | 2019-05-25 | 2019-08-20 | 连云港透平能源设备有限公司 | A kind of operation portable type air compressor machine jiggering |
| CN110714898A (en) * | 2019-10-29 | 2020-01-21 | 中国石油天然气股份有限公司西南油气田分公司储气库管理处 | Compressor unit barring device and barring method thereof |
| CN110714898B (en) * | 2019-10-29 | 2021-11-02 | 中国石油天然气股份有限公司西南油气田分公司储气库管理处 | Compressor unit barring device and barring method thereof |
| CN111188684A (en) * | 2019-12-31 | 2020-05-22 | 潍柴动力股份有限公司 | Electric pallet vehicle mechanism interlocking system, interlocking method, engine control system and vehicle |
| CN111561443A (en) * | 2020-04-23 | 2020-08-21 | 宝鸡石油机械有限责任公司 | Fracturing pump electric disc pump device |
| CN111561443B (en) * | 2020-04-23 | 2022-06-10 | 宝鸡石油机械有限责任公司 | Fracturing pump electric disc pump device |
| CN111664090A (en) * | 2020-05-30 | 2020-09-15 | 上海大隆机器厂有限公司 | Twin-screw compressor with electric barring gear |
Also Published As
| Publication number | Publication date |
|---|---|
| CN104265602B (en) | 2016-08-24 |
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Address after: 214145 No. 199, xixie Road, Hongshan street, Xinwu District, Wuxi City, Jiangsu Province Patentee after: Shengang Wuxi Compressor Co.,Ltd. Address before: 214145 xixie Road East, Wuxi, Jiangsu. Patentee before: WUXI COMPRESSOR Co.,Ltd. |
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