CN105736137A - Diesel engine turning tool - Google Patents
Diesel engine turning tool Download PDFInfo
- Publication number
- CN105736137A CN105736137A CN201610218446.0A CN201610218446A CN105736137A CN 105736137 A CN105736137 A CN 105736137A CN 201610218446 A CN201610218446 A CN 201610218446A CN 105736137 A CN105736137 A CN 105736137A
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- CN
- China
- Prior art keywords
- diesel engine
- power transmission
- gear
- turning tool
- driving mechanism
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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.)
- Pending
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Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
- F02B—INTERNAL-COMBUSTION PISTON ENGINES; COMBUSTION ENGINES IN GENERAL
- F02B77/00—Component parts, details or accessories, not otherwise provided for
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- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Gear Transmission (AREA)
Abstract
The invention discloses a diesel engine turning tool which comprises a large gear ring (1), a small gear ring assembly (2) engaged with the large gear ring, a driving mechanism (3), and a force transfer plate piece (4) detachably connected with the large gear ring. The inner diameter of the large gear ring is identical to the outer diameter of a coupler of a diesel engine. The large gear ring is composed of two gear ring half bodies which are completely symmetrical and comprises the first gear ring half body (11) and the second gear ring half body (12). The first gear ring half body (11) and the second gear ring half body (12) are detachably connected through connecting pieces (13). The force transfer plate piece (4) is further matched with a threaded hole in the coupler and detachably connected with the coupler. By the adoption of the diesel engine turning tool, turning can be conducted under the condition that the coupler is not detached, the turning period is shortened, and alignment needing to be conducted in the later process of installing the coupler again is omitted; and in addition, the work for replacing fastening bolts of the coupler is omitted, the turning process is greatly simplified, and the consumption of human resources and material resources is reduced.
Description
Technical field
The present invention relates to technical field of mechanical design, particularly to a kind of diesel engine hand turning tool.
Background technology
The anxious diesel engine of nuclear power onsite application is (such as: running voltage is 6.6Kv, model is the diesel engine of MTU20V956TB33), when carrying out the work such as valve clearance inspection adjustment, cylinder interior situation inspection during diesel engine overhaul, it is necessary to diesel engine is carried out jiggering.
Owing to crankshaft of diesel engine piston component and generator amature quality are very big, jiggering needs very big moment together, it is great physical demands that operator be will result in by this, and operability is also very low, and there is presently no special barring mechanism and can realize the overall jiggering of unit smoothly.
The shaft coupling of diesel engine with electromotor is mainly disengaged by existing diesel engine jiggering mode, realizes jiggering again through the instrument such as torque amplifier, ratchet spanner.But, owing to having disengaged shaft coupling, after jiggering completes, in addition it is also necessary to carry out shaft coupling centering work, even also needing to change shaft coupling fastening bolt, workload is big, the working cycle is long, it is necessary to expending substantial amounts of human and material resources resource, existing jiggering mode has to be optimized.
Summary of the invention
In order to solve, existing jiggering mode work amount is big, the working cycle is long, it is necessary to the problem expending substantial amounts of human and material resources resource, embodiments provides a kind of diesel engine hand turning tool.Described technical scheme is as follows:
Embodiments provide a kind of diesel engine hand turning tool, it is connected and drives the driving mechanism of described pinion assemblies and the power transmission plate removably connected with described bull gear with described pinion assemblies including: the pinion assemblies that bull gear is meshed with described bull gear
The internal diameter of described bull gear and identical with the external diameter of diesel engine couplings, described bull gear is made up of two full symmetric half-ring gears, is removably connected by connector including the first half-ring gear and the second half-ring gear, described first half-ring gear and described second half-ring gear,
Described power transmission plate also coordinates with the screwed hole on described shaft coupling, is detachably connected.
In the diesel engine hand turning tool that the embodiment of the present invention is above-mentioned, described pinion assemblies includes: little gear, bracing frame, pinion bearing, drive end axle sleeve, anti-drive end axle sleeve and the power transmission shaft engaged with described bull gear,
Described pinion bearing is sleeved on described power transmission shaft, and described pinion bearing inner ring and described power transmission shaft interference fit, described pinion bearing is arranged on bracing frame, described little gear is arranged on described power transmission shaft by key connection, one end of described pinion shaft is connected with described driving mechanism, described drive end axle sleeve and described anti-drive end axle sleeve are all sleeved on described power transmission shaft and are distributed in described little gear both sides, and described drive end axle sleeve is arranged near described driving mechanism.
In the diesel engine hand turning tool that the embodiment of the present invention is above-mentioned, described driving mechanism includes manual drive and automatic drive pattern.
In the diesel engine hand turning tool that the embodiment of the present invention is above-mentioned, when described driving mechanism adopts manual drive, described driving mechanism includes the ratchet spanner being connected with described power transmission shaft.
In the diesel engine hand turning tool that the embodiment of the present invention is above-mentioned, when described driving mechanism adopts automatic drive pattern, described driving mechanism includes electric or pneumatic with what described power transmission shaft was connected.
In the diesel engine hand turning tool that the embodiment of the present invention is above-mentioned, the gear ratio of described bull gear and described little gear is 8～10.
In the diesel engine hand turning tool that the embodiment of the present invention is above-mentioned, described bull gear and described power transmission plate are detachably connected by fastening bolt；
Described power transmission plate and described shaft coupling are detachably connected by fastening bolt；
Described first half-ring gear and described second half-ring gear are all detachably connected by fastening bolt with described connector.
The technical scheme that the embodiment of the present invention provides has the benefit that
Removably connected by power transmission plate and shaft coupling, power transmission plate removably connects with bull gear again, bull gear engages with pinion assemblies, pinion assemblies is connected with driving mechanism, such driving mechanism can provide less power that bull gear can be driven to rotate, and then drive shaft coupling to rotate, and then by above-mentioned diesel engine hand turning tool, can so that jiggering be operated in when not removing shaft coupling carries out, namely diesel engine hand turning tool directly drives shaft coupling to rotate, to carry out jiggering work, and then when eliminating later stage refitting shaft coupling, need the centering work carried out, and eliminate the work changing shaft coupling fastening bolt, enormously simplify jiggering work process, shorten the jiggering working cycle, reduce manpower, the consumption of material resources；Also by being arranged to bull gear be made up of two full symmetric half-ring gears so that bull gear can be arranged on shaft coupling easily, and jiggering can also disassemble after terminating easily, and be readily transported and carry；And, the internal diameter of bull gear and identical with the external diameter of diesel engine couplings, such bull gear is when being sleeved on shaft coupling, it is possible to corresponding threaded holes reserved with on shaft coupling better closes, and facilitates the installation of power transmission plate；Meanwhile, when bull gear rotates, it is possible to reduce eccentric motion so that bull gear is relatively reliable with engaging of pinion assemblies, the risk that engagement dislocation occurs is reduced.Additionally, all parts of this diesel engine hand turning tool can be all machined piece, low cost of manufacture.
Accompanying drawing explanation
In order to be illustrated more clearly that the technical scheme in the embodiment of the present invention, below the accompanying drawing used required during embodiment is described is briefly described, apparently, accompanying drawing in the following describes is only some embodiments of the present invention, for those of ordinary skill in the art, under the premise not paying creative work, it is also possible to obtain other accompanying drawing according to these accompanying drawings.
Fig. 1 is the structural representation of a kind of diesel engine hand turning tool that the embodiment of the present invention provides；
Fig. 2 is the structural representation of a kind of pinion assemblies that the embodiment of the present invention provides.
Detailed description of the invention
For making the object, technical solutions and advantages of the present invention clearly, below in conjunction with accompanying drawing, embodiment of the present invention is described further in detail.
Embodiment
Embodiments provide a kind of diesel engine hand turning tool, it is adaptable to the jiggering work of various types of diesel-driven generators, be particularly well-suited to the jiggering work of the diesel-driven generator that model is MTU20V956TB33.Referring to Fig. 1, this diesel engine hand turning tool includes:
The pinion assemblies 2 that bull gear 1 is meshed with bull gear 1 is connected with pinion assemblies 2 and the driving mechanism 3 of driving pinion assembly 2 and the power transmission plate 4 that removably connects with bull gear 1.
The internal diameter of bull gear 1 and identical with the external diameter of diesel engine couplings, bull gear 1 is made up of two full symmetric half-ring gears, including the first half-ring gear 11 and the second half-ring gear 12, first half-ring gear 11 and the second half-ring gear 12 are removably connected by connector 13 (being generally employed in pairs, be arranged on bull gear 1 both sides).
Power transmission plate 4 also coordinates with the screwed hole on shaft coupling, is detachably connected.
In the present embodiment, power transmission plate 4 and shaft coupling removably connect, and power transmission plate 4 removably connects with bull gear 1 again so that bull gear 1, by power transmission plate 4, combines with shaft coupling, when bull gear 1 rotates, drive shaft coupling to rotate.Bull gear 1 engages with pinion assemblies 2, and pinion assemblies 2 is connected with driving mechanism 3 so that driving mechanism 3 can provide less power that bull gear 1 can be driven to rotate, and then drives shaft coupling to rotate.So by above-mentioned diesel engine hand turning tool, can so that jiggering be operated in when not removing shaft coupling carries out, namely diesel engine hand turning tool directly drives shaft coupling to rotate, to carry out jiggering work, and then when eliminating later stage refitting shaft coupling, need the centering work carried out, and eliminate the work changing shaft coupling fastening bolt, enormously simplify jiggering work process, shorten the jiggering working cycle (at least 2 days time can be saved in real work), reduce the consumption of human and material resources resource.
In the present embodiment, the size of bull gear 1 is determined according to diesel-driven generator coupling size, its internal diameter and identical with the external diameter of diesel engine couplings, such bull gear 1 is when being sleeved on shaft coupling, corresponding threaded holes that can be reserved with on shaft coupling better closes, and facilitates the installation of power transmission plate 4；Meanwhile, when bull gear 1 rotates, reduce eccentric motion so that bull gear 1 is relatively reliable with engaging of pinion assemblies 2, reduce the risk that engagement dislocation occurs.Bull gear 1 is made up of two full symmetric half-ring gears, including the first half-ring gear 11 and the second half-ring gear 12, first half-ring gear 11 and the second half-ring gear 12 are removably connected by connector 13, such bull gear 1 can be arranged on shaft coupling easily, jiggering can also disassemble after terminating easily, and be readily transported and carry.
nullSpecifically，Referring to Fig. 2，This pinion assemblies 2 may include that the little gear 24 engaged with bull gear 1、Bracing frame 23、Pinion bearing 21、Drive end axle sleeve 22、Anti-drive end axle sleeve 26 and power transmission shaft 25，Pinion bearing 21 is sleeved on power transmission shaft 25，And pinion bearing 21 inner ring and power transmission shaft 25 interference fit，Pinion bearing 21 is arranged on bracing frame 23，Little gear 24 is arranged on power transmission shaft 25 by key connection，One end of pinion shaft 25 is connected (i.e. the drive end of pinion shaft 25) with driving mechanism 3，Drive end axle sleeve 22 and anti-drive end axle sleeve 26 are all sleeved on power transmission shaft 25 and are distributed in little gear 24 both sides，Drive end axle sleeve 22 arranges (namely designing) near the drive end of pinion shaft 25 near driving mechanism 3，Play the effect of the little gear 24 in location and protection power transmission shaft 25.
In the present embodiment, the simple in construction of pinion assemblies 2, all parts all can be obtained by machining, with low cost.And, this pinion assemblies 2 assembles simply, easy to use.
Further, driving mechanism 3 can include manual drive and automatic drive pattern.
Alternatively, when driving mechanism 3 adopts manual drive, driving mechanism 3 can include the ratchet spanner being connected with power transmission shaft 25.In actual applications, if work space is narrow or electricity consumption condition is undesirable, driving mechanism 3 can adopt manual drive, namely adopts artificial use ratchet spanner to carry out driving pinion assembly 2 and rotates, and then realizes diesel engine hand turning tool jiggering.
Alternatively, when driving mechanism 3 adopts automatic drive pattern, driving mechanism 3 can include electric or pneumatic with what power transmission shaft 25 was connected.
In the present embodiment, this diesel engine hand turning tool has manual and electronic two kinds of mode of operations (i.e. manual drive and automatic drive pattern), can according to on-the-spot concrete condition and personnel state when jiggering, manually or electrically motor is selected as driving power, really to realize quickly effectively jiggering flexibly.
Specifically, bull gear 1 can be 8～10 with the gear ratio of little gear 24, it is preferred to 9.Select the gear ratio being suitable for both can save the required energy of driving, reach good jiggering work efficiency, the structural volume of diesel engine hand turning tool can be simplified again so that it is be easy to assemble and transport.
Alternatively, bull gear 1 can be detachably connected by fastening bolt with power transmission plate 4；Power transmission plate 4 can be detachably connected by fastening bolt with shaft coupling；First half-ring gear 11 and the second half-ring gear 12 are all detachably connected by fastening bolt with connector 13.
In the present embodiment, bull gear 1 is uniformly provided with a collar aperture hole in the place near external gear, and these hole parts are for removably connecting with connector 13, and connector 13 uses in pairs, is arranged on bull gear 1 both sides when using every time；Above-mentioned hole another part is for removably connecting with power transmission plate 4, and power transmission plate 4 coordinates with screwed hole reserved on shaft coupling so that bull gear 1 can link together with shaft coupling.
The embodiment of the present invention is removably connected by power transmission plate and shaft coupling, power transmission plate removably connects with bull gear again, bull gear engages with pinion assemblies, pinion assemblies is connected with driving mechanism, such driving mechanism can provide less power that bull gear can be driven to rotate, and then drive shaft coupling to rotate, and then by above-mentioned diesel engine hand turning tool, can so that jiggering be operated in when not removing shaft coupling carries out, namely diesel engine hand turning tool directly drives shaft coupling to rotate, to carry out jiggering work, and then when eliminating later stage refitting shaft coupling, need the centering work carried out, and eliminate the work changing shaft coupling fastening bolt, enormously simplify jiggering work process, shorten the jiggering working cycle, reduce manpower, the consumption of material resources；Also by being arranged to bull gear be made up of two full symmetric half-ring gears so that bull gear can be arranged on shaft coupling easily, and jiggering can also disassemble after terminating easily, and be readily transported and carry；And, the internal diameter of bull gear and identical with the external diameter of diesel engine couplings, such bull gear is when being sleeved on shaft coupling, it is possible to corresponding threaded holes reserved with on shaft coupling better closes, and facilitates the installation of power transmission plate；Meanwhile, when bull gear rotates, it is possible to reduce eccentric motion so that bull gear is relatively reliable with engaging of pinion assemblies, the risk that engagement dislocation occurs is reduced.Additionally, all parts of this diesel engine hand turning tool can be all machined piece, low cost of manufacture.
The foregoing is only presently preferred embodiments of the present invention, not in order to limit the present invention, all within the spirit and principles in the present invention, any amendment of making, equivalent replacement, improvement etc., should be included within protection scope of the present invention.
Claims (7)
1. a diesel engine hand turning tool, it is characterised in that including:
Driving mechanism (3) that the pinion assemblies (2) that bull gear (1) is meshed with described bull gear (1) is connected with described pinion assemblies (2) and drives described pinion assemblies (2) and the power transmission plate (4) removably connected with described bull gear (1)
The internal diameter of described bull gear (1) and identical with the external diameter of diesel engine couplings, described bull gear (1) is made up of two full symmetric half-ring gears, including the first half-ring gear (11) and the second half-ring gear (12), described first half-ring gear (11) and described second half-ring gear (12) are removably connected by connector (13)
Described power transmission plate (4) also coordinates with the screwed hole on described shaft coupling, is detachably connected.
2. diesel engine hand turning tool according to claim 1, it is characterized in that, described pinion assemblies (2) including: little gear (24), bracing frame (23), pinion bearing (21), drive end axle sleeve (22), anti-drive end axle sleeve (26) and the power transmission shaft (25) engaged with described bull gear (1)
Described pinion bearing (21) is sleeved on described power transmission shaft (25), and described pinion bearing (21) inner ring and described power transmission shaft (25) interference fit, described pinion bearing (21) is arranged on bracing frame (23), described little gear (24) is arranged on described power transmission shaft (25) by key connection, one end of described pinion shaft (25) is connected with described driving mechanism (3), described drive end axle sleeve (22) and described anti-drive end axle sleeve (26) are all sleeved on described power transmission shaft (25) and above and are distributed in described little gear (24) both sides, described drive end axle sleeve (22) is arranged near described driving mechanism (3).
3. diesel engine hand turning tool according to claim 2, it is characterised in that described driving mechanism (3) includes manual drive and automatic drive pattern.
4. diesel engine hand turning tool according to claim 3, it is characterised in that when described driving mechanism (3) adopts manual drive, described driving mechanism (3) includes the ratchet spanner being connected with described power transmission shaft (25).
5. diesel engine hand turning tool according to claim 3, it is characterized in that, when described driving mechanism (3) adopts automatic drive pattern, described driving mechanism (3) includes electric or pneumatic with what described power transmission shaft (25) was connected.
6. diesel engine hand turning tool according to claim 2, it is characterised in that the gear ratio of described bull gear (1) and described little gear (24) is 8～10.
7. the diesel engine hand turning tool according to any one of claim 1-6, it is characterised in that
Described bull gear (1) and described power transmission plate (4) are detachably connected by fastening bolt；
Described power transmission plate (4) and described shaft coupling are detachably connected by fastening bolt；
Described first half-ring gear (11) and described second half-ring gear (12) are all detachably connected by fastening bolt with described connector (13).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610218446.0A CN105736137A (en) | 2016-04-08 | 2016-04-08 | Diesel engine turning tool |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610218446.0A CN105736137A (en) | 2016-04-08 | 2016-04-08 | Diesel engine turning tool |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN105736137A true CN105736137A (en) | 2016-07-06 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610218446.0A Pending CN105736137A (en) | 2016-04-08 | 2016-04-08 | Diesel engine turning tool |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN105736137A (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109434443A (en) * | 2018-11-27 | 2019-03-08 | 江苏核电有限公司 | A kind of power station diesel generating set centralising device |
| CN109494940A (en) * | 2018-12-29 | 2019-03-19 | 福建福清核电有限公司 | A kind of tooling and method for nuclear power station main coolant pump motor jiggering |
| CN113803161A (en) * | 2021-10-20 | 2021-12-17 | 中广核核电运营有限公司 | Turning tool |
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| CN2125749U (en) * | 1992-06-23 | 1992-12-23 | 庞子敬 | Automatic barring gear |
| US5603237A (en) * | 1995-04-19 | 1997-02-18 | The Minster Machine Company | Inching drive system for a mechanical punch press |
| RU2135783C1 (en) * | 1997-04-30 | 1999-08-27 | Акционерное общество открытого типа "Ленинградский Металлический завод" | Barring gear |
| CN201925109U (en) * | 2011-01-11 | 2011-08-10 | 龙源（北京）风电工程技术有限公司 | Turning gear for high-speed shaft of wind generating set |
| CN204532542U (en) * | 2015-04-10 | 2015-08-05 | 中国石油集团渤海钻探工程有限公司 | Diesel engine power-assisted barring gear |
| CN205477938U (en) * | 2016-04-08 | 2016-08-17 | 阳江核电有限公司 | Diesel engine barring instrument |
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2016
- 2016-04-08 CN CN201610218446.0A patent/CN105736137A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2125749U (en) * | 1992-06-23 | 1992-12-23 | 庞子敬 | Automatic barring gear |
| US5603237A (en) * | 1995-04-19 | 1997-02-18 | The Minster Machine Company | Inching drive system for a mechanical punch press |
| RU2135783C1 (en) * | 1997-04-30 | 1999-08-27 | Акционерное общество открытого типа "Ленинградский Металлический завод" | Barring gear |
| CN201925109U (en) * | 2011-01-11 | 2011-08-10 | 龙源（北京）风电工程技术有限公司 | Turning gear for high-speed shaft of wind generating set |
| CN204532542U (en) * | 2015-04-10 | 2015-08-05 | 中国石油集团渤海钻探工程有限公司 | Diesel engine power-assisted barring gear |
| CN205477938U (en) * | 2016-04-08 | 2016-08-17 | 阳江核电有限公司 | Diesel engine barring instrument |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109434443A (en) * | 2018-11-27 | 2019-03-08 | 江苏核电有限公司 | A kind of power station diesel generating set centralising device |
| CN109494940A (en) * | 2018-12-29 | 2019-03-19 | 福建福清核电有限公司 | A kind of tooling and method for nuclear power station main coolant pump motor jiggering |
| CN109494940B (en) * | 2018-12-29 | 2023-11-14 | 福建福清核电有限公司 | Tool and method for turning of main coolant pump motor of nuclear power station |
| CN113803161A (en) * | 2021-10-20 | 2021-12-17 | 中广核核电运营有限公司 | Turning tool |
| CN113803161B (en) * | 2021-10-20 | 2022-07-15 | 中广核核电运营有限公司 | Jigger tool |
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Application publication date: 20160706 |
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