CN205630464U - Extracting tool of box coupling - Google Patents
Extracting tool of box coupling Download PDFInfo
- Publication number
- CN205630464U CN205630464U CN201620455429.4U CN201620455429U CN205630464U CN 205630464 U CN205630464 U CN 205630464U CN 201620455429 U CN201620455429 U CN 201620455429U CN 205630464 U CN205630464 U CN 205630464U
- Authority
- CN
- China
- Prior art keywords
- box coupling
- main shaft
- extracting tool
- suspension ring
- hole
- Prior art date
- 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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- Snaps, Bayonet Connections, Set Pins, And Snap Rings (AREA)
Abstract
The utility model discloses an extracting tool of box coupling, it includes two splint, fix the lower extreme at the box coupling through the stay bolt between two splint to guarantee that two splint and keyway bottom surface are parallel, the box coupling suit is equipped with the punch holder roof beam at the last top of main shaft cover on the main shaft, the both ends of punch holder roof beam are connected with the lug, be connected with chain block on the lug, chain block's zip fastener links to each other with rings, and the both ends at two splint are installed to rings. Use the device can be effectively with the tensile force dispersion on the box coupling circumference, the box coupling passes through the parallel key connection when the main shaft is connected from top to bottom, upwards dismantles the box coupling and is equipped with the gasket at two splint spares, prevents key and extracting tool's collision.
Description
Technical field
This utility model belongs to detaching device for coupling field, particularly relates to the extracting tool of a kind of box coupling.
Background technology
Box coupling is the parts for two axles of rigid attachment, it is widely used in vertical diagonal flow pump, vertical long shaft pump etc., in its structure is the groove that point half snap ring snaps in two axle heads, two axles are connected into one by box coupling securely, and box coupling is fixed on axle by thrust snap ring.The simple in construction of box coupling, low cost of manufacture, radial dimension are little, but must move axially two axles of connection during mounting or dismounting, it is adaptable to stable working, without the occasion of shock loading.But owing to box coupling is with upper, the length of fit of lower main axis is oversize (being directly proportional to the size of transmission moment of torsion), as shown in Figure 5: box coupling left end has groove, for thrust annular groove, purpose is in order to when the pump housing operates, do not make box coupling that axially-movable to the left occurs, after life-time service, owing to thrust annular groove corrosion effectively causes dismounting difficulty, even if still cannot be dismantled by the method for heating or percussion, the method having to take cutting destroys dismounting, the shaft coupling cost more renewed is the highest, and labor strength is big, activity duration is long, security reliability is poor, easily cause operating personnel's personal injury.
Utility model content
This utility model provides the extracting tool of the box coupling of a kind of simple in construction, dependable performance.Technical problem to be solved in the utility model is that box coupling and upper main shaft coordinate the internal diameter at place to coordinate the little 0.5mm of internal diameter at place to belong to interference fit with lower main axis, and coordinates face longer, coordinates face frictional force bigger during dismounting；Or box coupling works for a long time in water, corrosion seriously causes blocking.Using this device to be effectively dispersed in by tensile force on box coupling circumference, box coupling is connected by flat key when being connected with upper lower main axis, and upwards pulling off sleeves shaft coupling is provided with pad at two clamping plate parts, prevents the collision of key and extracting tool.
In order to realize above-mentioned technical characteristic, the purpose of this utility model is achieved in that the extracting tool of a kind of box coupling, it includes two clamping plates, it is fixed on the lower end of box coupling by stay bolt between described two clamping plates, and ensure that two clamping plates is parallel with keyway bottom surface, box coupling is sleeved on main shaft, it is set with train wheel bridge beam on the upper top of main shaft, the two ends of described train wheel bridge beam connect hanger, connect on described hanger and have chain block, the slide fastener of chain block is connected with suspension ring, and suspension ring are arranged on the two ends of two clamping plates.
It is set with pad on stay bolt between described two clamping plates.
Described clamping plate include that splint body, the two ends of described splint body are machined with suspension ring hole, are threaded hole in the adjacent position in suspension ring hole, described splint body be provided centrally with main shaft trepanning, be provided with reinforcement between main shaft trepanning and splint body；Connect on described suspension ring hole and have suspension ring.
Described train wheel bridge beam includes beam slab, is machined with hanger hole at the two ends of beam slab, on hanger hole connect have hanger, described beam slab be provided centrally with boss, be machined with connecting hole inside boss, connecting hole matches with main the tip of the axis.
Described main the tip of the axis is machined with draw-in groove, connects by snap ring is fixing between two main shafts.
Described suspension ring are connected with clamping plate by bearing pin.
This utility model has the advantages that:
1, use above-mentioned extracting tool, in use two clamping plates is fixedly set in by stay bolt the end face of the box coupling of band dismounting, ensure that clamping plate are parallel with the end face of box coupling simultaneously, then train wheel bridge beam is fixedly mounted on the top of main shaft, between train wheel bridge beam and two clamping plates, it is connected chain block simultaneously, when dismounting by starting chain block, box coupling will be stretched by chain block by two clamping plates, ensure the uniformity of its stress simultaneously, then by chain block, box coupling is pulled up, it is made to separate with main shaft, and then realize separating between box coupling with main shaft and snap ring, realize its dismounting.
2, this utility model is the extracting tool of box coupling of a kind of simple in construction, dependable performance, is substantially reduced labor intensive, reduces the activity duration, reduces shaft coupling cost, has the features such as safe and reliable, easy to use, bearing capacity is bigger.
3, two chain blocks pull uniform stressed simultaneously, and during dismounting, sleeve is tapped by application copper hammer, improves removal efficiency.
4, when clamping plate are installed, should be almost parallel with keyway face and slightly against the axial plane that keyway is contrary, and then ensure that being smoothed out of dismounting.
Accompanying drawing explanation
The utility model is described in further detail with embodiment below in conjunction with the accompanying drawings.
Fig. 1 is that this utility model entirety uses process schematic.
Fig. 2 is that this utility model two clamping plate coordinate mounting structure schematic diagram with box coupling.
Fig. 3 is the three dimensional structure schematic diagram of this utility model train wheel bridge beam.
Fig. 4 is this utility model clamping plate three dimensional structure schematic diagram.
Fig. 5 is this utility model box coupling connection diagram.
In figure: main shaft 1, keyway 2, snap ring 3, box coupling 4, train wheel bridge beam 5, hanger 6, clamping plate 7, pad 8, chain block 9, suspension ring 10, bearing pin 11, stay bolt 12, hanger hole 501, beam slab 502, boss 503, connecting hole 504, suspension ring hole 701, screwed hole 702, splint body 703, reinforcement 704, main shaft trepanning 705.
Detailed description of the invention
Below in conjunction with the accompanying drawings embodiment of the present utility model is described further.
As Figure 1-4, a kind of extracting tool of box coupling, it includes two clamping plates 7, it is fixed on the lower end of box coupling 4 by stay bolt 12 between described two clamping plates 7, and ensure that two clamping plates 7 is parallel with keyway 2 bottom surface, box coupling 4 is sleeved on main shaft 1, it is set with train wheel bridge beam 5 on the upper top of main shaft 1, the two ends of described train wheel bridge beam 5 connect hanger 6, connect on described hanger 6 and have chain block 9, the slide fastener of chain block 9 is connected with suspension ring 10, and suspension ring 10 are arranged on the two ends of two clamping plates 7.Easily box coupling 4 can be dismantled from main shaft 1 by above-mentioned extracting tool.
Further, the stay bolt 12 between described two clamping plates 7 is set with pad 8.Can effectively prevent from producing with the key within keyway 2 after connection between two clamping plates 7 interfering by arranging pad 8, avoid the position at key place.
Further, described clamping plate 7 include splint body 703, the two ends of described splint body 703 are machined with suspension ring hole 701, it is threaded hole 702 in the adjacent position in suspension ring hole 701, described splint body 703 be provided centrally with main shaft trepanning 705, be provided with reinforcement 704 between main shaft trepanning 705 and splint body 703；Connect on described suspension ring hole 701 and have suspension ring 10.Can be facilitated by clamping plate 7 and be attached between box coupling 4, and then protection clamping plate 7 can make box coupling 4 uniform force, improves removal efficiency.
Further, described train wheel bridge beam 5 includes beam slab 502, is machined with hanger hole 501 at the two ends of beam slab 502, connect on hanger hole 501 and have hanger 6, described beam slab 502 be provided centrally with boss 503, boss 503 is internal is machined with connecting hole 504, and connecting hole 504 matches with the end of main shaft 1.Chain block 9 can be supported by train wheel bridge beam 5, and then improve removal efficiency.
Further, the end of described main shaft 1 is machined with draw-in groove, connects by snap ring 3 is fixing between two main shafts 1.The joint efficiency between two main shafts 1 can be improved by snap ring 3.
Further, described suspension ring 10 are connected with clamping plate 7 by bearing pin 11.It is attached improving the joint efficiency between suspension ring 10 and clamping plate 7 by bearing pin 11.
Specific works process of the present utility model and operation principle be:
Using the box coupling of technique scheme, during assembling, point half snap ring 3 snaps in the groove of main shaft and lower main axis end, and two axles are connected into one by box coupling 4 securely, and box coupling is fixed on lower main axis by thrust snap ring.
During dismounting, as shown in Figure 1: first pull down thrust snap ring, two pieces of points of half clamping plate 7 being fixed on the lower end of box coupling 4 by long bolt 12, point half clamping plate 7 need almost parallel with keyway 2 bottom surface；Then loading onto clamping plate beam 5 in upper main shaft 1 upper end, and load onto hanger 6 at clamping plate beam 5 two ends and hang up chain block 9, chain block slide fastener is connected at point half clamping plate two ends suspension ring 10；Pulling two chain blocks simultaneously, during pulling chain block, allow one of point of half clamping plate be close to the plane of symmetry of keyway, under the effect of chain block pulling force, box coupling 4 moves up along main shaft 1, thus pulls down box coupling 4 smoothly.
Above-described embodiment is used for illustrating this utility model; rather than this utility model is limited; in spirit of the present utility model and scope of the claims, any modifications and changes that this utility model is made, both fall within protection domain of the present utility model.
Claims (6)
1. the extracting tool of a box coupling, it is characterized in that: it includes two clamping plates (7), it is fixed on the lower end of box coupling (4) by stay bolt (12) between described two clamping plates (7), and ensure that two clamping plates (7) is parallel with keyway (2) bottom surface, box coupling (4) is sleeved on main shaft (1), it is set with train wheel bridge beam (5) on the upper top of main shaft (1), the two ends of described train wheel bridge beam (5) connect hanger (6), the upper connection of described hanger (6) has chain block (9), the slide fastener of chain block (9) is connected with suspension ring (10), suspension ring (10) are arranged on the two ends of two clamping plates (7).
The extracting tool of a kind of box coupling the most according to claim 1, it is characterised in that: it is set with pad (8) on the stay bolt (12) between described two clamping plates (7).
The extracting tool of a kind of box coupling the most according to claim 1, it is characterized in that: described clamping plate (7) include splint body (703), the two ends of described splint body (703) are machined with suspension ring hole (701), it is threaded hole (702) in the adjacent position of suspension ring hole (701), described splint body (703) be provided centrally with main shaft trepanning (705), be provided with reinforcement (704) between main shaft trepanning (705) and splint body (703)；The upper connection of described suspension ring hole (701) has suspension ring (10).
The extracting tool of a kind of box coupling the most according to claim 1, it is characterized in that: described train wheel bridge beam (5) includes beam slab (502), it is machined with hanger hole (501) at the two ends of beam slab (502), the upper connection in hanger hole (501) has hanger (6), described beam slab (502) be provided centrally with boss (503), boss (503) is internal is machined with connecting hole (504), and connecting hole (504) matches with the end of main shaft (1).
The extracting tool of a kind of box coupling the most according to claim 1, it is characterised in that: the end of described main shaft (1) is machined with draw-in groove, connects by snap ring (3) is fixing between two main shafts (1).
The extracting tool of a kind of box coupling the most according to claim 1, it is characterised in that: described suspension ring (10) are connected with clamping plate (7) by bearing pin (11).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620455429.4U CN205630464U (en) | 2016-05-18 | 2016-05-18 | Extracting tool of box coupling |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620455429.4U CN205630464U (en) | 2016-05-18 | 2016-05-18 | Extracting tool of box coupling |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205630464U true CN205630464U (en) | 2016-10-12 |
Family
ID=57056757
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620455429.4U Expired - Fee Related CN205630464U (en) | 2016-05-18 | 2016-05-18 | Extracting tool of box coupling |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205630464U (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108724091A (en) * | 2018-05-04 | 2018-11-02 | 江苏核电有限公司 | A kind of annular sphere watt watt pillow taking-up tool |
| CN108724093A (en) * | 2017-11-20 | 2018-11-02 | 江苏核电有限公司 | A kind of deep well pump between centers box coupling extracting tool and its application method |
| CN112440241A (en) * | 2019-08-27 | 2021-03-05 | 中冶宝钢技术服务有限公司 | Bilateral scissors pinch roll sleeve pipe dismounting tool and use method thereof |
| CN113153983A (en) * | 2021-04-16 | 2021-07-23 | 江苏华永复合材料有限公司 | Integral frame type hub reduction system |
| CN113294375A (en) * | 2021-05-21 | 2021-08-24 | 中国海洋石油集团有限公司 | Disassembling tool for sleeve coupling between long-shaft type deep well pump shafts |
-
2016
- 2016-05-18 CN CN201620455429.4U patent/CN205630464U/en not_active Expired - Fee Related
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108724093A (en) * | 2017-11-20 | 2018-11-02 | 江苏核电有限公司 | A kind of deep well pump between centers box coupling extracting tool and its application method |
| CN108724093B (en) * | 2017-11-20 | 2024-03-19 | 江苏核电有限公司 | Tool for disassembling sleeve coupling between deep-well pump shafts and application method thereof |
| CN108724091A (en) * | 2018-05-04 | 2018-11-02 | 江苏核电有限公司 | A kind of annular sphere watt watt pillow taking-up tool |
| CN112440241A (en) * | 2019-08-27 | 2021-03-05 | 中冶宝钢技术服务有限公司 | Bilateral scissors pinch roll sleeve pipe dismounting tool and use method thereof |
| CN113153983A (en) * | 2021-04-16 | 2021-07-23 | 江苏华永复合材料有限公司 | Integral frame type hub reduction system |
| CN113153983B (en) * | 2021-04-16 | 2023-10-10 | 江苏华永复合材料有限公司 | Integral frame type wheel edge speed reducing system |
| CN113294375A (en) * | 2021-05-21 | 2021-08-24 | 中国海洋石油集团有限公司 | Disassembling tool for sleeve coupling between long-shaft type deep well pump shafts |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| 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: 20161012 |