CN2923214Y - Air-valve locking-piece mounting-dismounting device - Google Patents
Air-valve locking-piece mounting-dismounting device Download PDFInfo
- Publication number
- CN2923214Y CN2923214Y CN 200620118566 CN200620118566U CN2923214Y CN 2923214 Y CN2923214 Y CN 2923214Y CN 200620118566 CN200620118566 CN 200620118566 CN 200620118566 U CN200620118566 U CN 200620118566U CN 2923214 Y CN2923214 Y CN 2923214Y
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- China
- Prior art keywords
- loading
- bolster
- unloading device
- sleeve
- valve
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- Expired - Lifetime
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Abstract
An air valve locking plate mounting and dismounting device comprising a ring type magnet (5), a sleeve (1) and a buffer piece (2), all of them in permanent connection on the same central axile successively. A through-opening (7) is located in the center of the buffer piece (2). The full procedure to mount and dismount air valve locking plate can be completed by once-through operation. The utility model is concisely structured, easy to operate, safe and reliable at low cost while with high work effeciency.
Description
Technical field
The utility model is about a kind of loading and unloading device, specifically about a kind of valve split collets loading and unloading device.
Background technology
Valve split collets loading and unloading device generally is used for the attaching/detaching valve split collets, and it is widely used in the assembling and motor vehicle repair instrument field of engine.
At present, valve split collets loading and unloading device commonly used has two kinds, and a kind of is U type leading screw spring compression valve split collets loading and unloading devices.
For example, CN87210699U discloses a kind of overhead valve replacer, it is made up of framework support part and afterburning part, its framework support sector divides the framework that comprises crossbeam, cushion block, support crossbeam and cushion block, and its afterburning part is to be contained in screw rod and the handle on the screw rod in the crossbeam top nut and to press the bowl member.During use, the cylinder head of having pulled down is placed on the cushion block of base of frame, presses bowl to withhold in the valve spring pop-up, rotary handle makes the screw rod of spiral lifting mechanism withstand pressure bowl member upper end, continues rotary handle, the spring pressurized is shunk, and the spring locking plate exposes, and available hand takes off.
Again for example, CN2147939Y discloses a kind of engine valve dismounting pincers, and it is made up of gear, tooth bar, trim ring, left and right support, gear shaft, bearing, bearing nut, brace summer and handle.Dismounting according to valve stem length, is at first adjusted the height of bearing during valve spring, pulls handle then, and cotter seat is pushed down in moving up and down of the gear by interlock with it, tooth bar, trim ring, finishes the demolition, installation operation of valve spring at last.
Another kind of is that the lever valve split collets loads and unloads device.
For example, CN2304508Y discloses a kind of engine valve dismounting pincers, and it has a work pressing plate, is connected with pressurized handgrip at an end of work pressing plate, the other end at the work pressing plate has an elongated slot that can put in screw rod, has a lockhole that can put in the engine valve microcephaly at the middle part of work pressing plate.During use, elongated slot on the work pressing plate can be put in the studding screw rod that has nut on the engine fuselage, nut spacingly makes it become the pressurization fulcrum it, the lockhole at work pressing plate middle part is aimed at engine valve, firmly depress pressurized handgrip, make the engine valve spring compression and the engine valve microcephaly is exposed from lockhole, the engine valve locking plate just unclamps naturally, take out the engine valve locking plate, unclamp wrench, this valve split collets has just disassembled.The method of the installation and removal of engine valve locking plate is basic identical, and different is after compressing valve spring, installs the engine valve locking plate, unclamps wrench and gets final product.
Above-mentioned two types of valve split collets loading and unloading device all is to put in place by the compression spring, promptly compresses spring, expose locking plate, dress (unloading) locking plate, and an operation is finished in these three actions of pull-off spring, carries out the attaching/detaching locking plate.Therefore, these two kinds of valve split collets loading and unloading devices in use need two people's cooperatings usually, should not operate, and waste time and energy.
The utility model content
The purpose of this utility model is to overcome existing valve split collets loading and unloading device and should not operates, need three actions just can finish an operation, the shortcoming that wastes time and energy provides a kind of easy to operate, time spent is short, only needs an action just can finish the valve split collets loading and unloading device of attaching/detaching valve split collets.
Valve split collets loading and unloading device of the present utility model comprises toroidal magnet, sleeve and bolster, and toroidal magnet, sleeve and bolster are fixedly connected sequentially on same central axis, and there is through hole at the bolster center.
Valve split collets loading and unloading device of the present utility model is in operating process, valve split collets is loaded and unloaded an end of device and aim at the valve spring guard ring, impact the other end of valve split collets loading and unloading device with hammer, only need an action can finish attaching/detaching valve split collets overall process, it makes simple, and cost is low, and is easy to operate, the efficient height, security reliability is good.
Description of drawings
Fig. 1 is the utility model valve split collets loading and unloading device vertical section schematic diagram;
Fig. 2 is that the utility model valve split collets loading and unloading device is installed locking plate vertical section schematic diagram;
Fig. 3 is the utility model valve split collets loading and unloading device dismounting locking plate vertical section schematic diagram.
The specific embodiment
Below in conjunction with accompanying drawing the utility model is elaborated.
As shown in Figure 1, valve split collets loading and unloading device of the present utility model comprises toroidal magnet 5, sleeve 1 and bolster 2, and toroidal magnet 5, sleeve 1 and bolster 2 are fixedly connected sequentially on same central axis, and there is through hole 7 at bolster 2 centers.
The effect of toroidal magnet 5 is absorption locking plates when the dismounting valve split collets, prevents that locking plate from dropping in the engine crack.The different shape that toroidal magnet 5 can be is as annular, oval ring or square annular etc.Toroidal magnet 5 is preferably annular.In use, the internal diameter of toroidal magnet 5 should be more than or equal to the internal diameter of pairing valve spring guard ring 8 ends, and the external diameter of toroidal magnet 5 is little/more than or equal to the external diameter (as shown in Figure 2) of pairing valve spring guard ring 8 ends.
The effect of bolster 2 is when valve split collets is installed, making locking plate is Elastic Contact with contacting of device of valve split collets loading and unloading, is damaged the different shape that bolster 2 can be when mounted to avoid locking plate, as circular, oval or square etc., be preferably circular plate type or drum shape.In use, when bolster 2 is a circular plate type, the plectane slightly larger in diameter of bolster 2 in or equal the external diameter of sleeve 1; When bolster 2 is a drum shape, an end of drum shape bolster 2 is uncovered, and the other end has base plate, the diameter of the through hole 7 on the plectane of bolster 2 or the drum shape base plate and valve stem 13 equal diameters and dimensional tolerance (as shown in Figure 2) between ± 2 millimeters.
Bolster 2 can be various elastomeric materials, as elastic caoutchouc.
Under the preferable case, an end of sleeve 1 can have interior shoulder hole 9, and in toroidal magnet 5 is fixedly connected on the cascaded surface 11 of shoulder hole, to realize fixedlying connected of toroidal magnet 5 and sleeve 1, such connection can prevent toroidal magnet 5 radial-plays.
Be convenient to install and change in order to make toroidal magnet 5, valve split collets loading and unloading device of the present utility model can also comprise ring-shaped groove 10 and interior block ring 4, ring-shaped groove 10 is on the hole wall of interior shoulder hole 9, interior block ring 4 is positioned at ring-shaped groove 10, and interior block ring 4 is fixed on toroidal magnet 5 on the cascaded surface 11 of interior shoulder hole.
Under the preferable case, the other end of sleeve 1 can have cylindrical step 12, bolster 2 be shaped as drum shape, bolster 2 is sleeved on outside the sleeve 1, the bucket inwall and cylindrical step 12 tight fits of drum shape bolster 2.Such structure is more firm.
Under the preferable case, valve split collets loading and unloading device of the present utility model can also comprise Fastener 3, the outer wall tight fit of Fastener 3 and drum shape bolster 2, Fastener 3 is fixed on drum shape bolster 2 on the cylindrical step 12, makes sleeve 1 more firm with being connected of drum shape buffer board 2.
More under the preferable case, the end that Fastener 3 is identical with drum shape bolster 2 base plate end faces projects to outside the base plate end face of drum shape bolster 2, its objective is in order to make drum shape bolster 2 realize cushioning effect better.
The following describes the course of work of valve split collets loading and unloading device of the present utility model.
As shown in Figure 2, valve split collets is in installation process, at first fix the bottom of valve, then two semicircle locking plates 6 are put into crack between valve spring guard ring 8 and the valve stem 13, aim at valve spring guard ring 8 with an end that has bolster 2 in the valve split collets loading and unloading device, the other end with hammer impact valve split collets loading and unloading device gets final product again.Its operation principle is: when bolster 2 is depressed valve spring guard ring 8, bolster 2 be subjected to force direction F1 all the time towards valve centerline direction (downwards, inwardly), the flexible force F1 of bolster 2 sends the projection part 15 of two semicircle locking plates 6 in the valve stem groove 14 to, and two semicircle locking plates 6 are installed.
As shown in Figure 3, valve split collets is at first fixed the valve bottom in unloading process, has the end aligning valve spring guard ring 8 of toroidal magnet 5 then with valve split collets loading and unloading device, impacts the valve split collets loading and unloading device other end with hammer again and gets final product.Its operation principle is: if when two semicircle locking plates 6 expose the bellmouth of valve spring guard ring 8, the center of gravity of two semicircle locking plates 6 is outside all the time, when two semicircle locking plates 6 outwards come off, because the effect of the attraction F2 of toroidal magnet 5, two semicircle locking plates 6 are sticked on the toroidal magnet 5, therefore, two semicircle locking plates 6 can not drop in the engine crack, cause harmful effect.
We prove by doing contrast test, simple, the province of air-valve locking-piece mounting-dismounting device work of the present utility model Power makes operator's indefatigability and agitation, compares with conventional tool, and operating efficiency is enhanced about more than once, Air-valve locking-piece mounting-dismounting device of the present utility model has also that cost is low, the advantage of easy making, is adapted at engine Assembling and motor vehicle repair instrument field in promote the use of.
Claims (9)
1, a kind of valve split collets loading and unloading device, it is characterized in that, this loading and unloading device comprises toroidal magnet (5), sleeve (1) and bolster (2), and toroidal magnet (5), sleeve (1) and bolster (2) are fixedly connected sequentially on same central axis, and there is through hole (7) at bolster (2) center.
2, loading and unloading device according to claim 1, wherein, toroidal magnet (5) is an annular.
3, loading and unloading device according to claim 1, wherein, bolster (2) be shaped as circular plate type or drum shape.
4, loading and unloading device according to claim 1, wherein, sleeve (1) is a cylindrical sleeve.
5, loading and unloading device according to claim 4, wherein, an end of sleeve (1) has interior shoulder hole (9), and toroidal magnet (5) is fixedly connected on the cascaded surface (11) of interior shoulder hole (9).
6, loading and unloading device according to claim 5, wherein, this loading and unloading device can also comprise ring-shaped groove (10) and interior block ring (4), ring-shaped groove (10) is on the hole wall of interior shoulder hole (9), interior block ring (4) is positioned at ring-shaped groove 10, and interior block ring (4) is fixed on toroidal magnet (5) on the cascaded surface (11) of interior shoulder hole.
7, loading and unloading device according to claim 4, wherein, the other end of sleeve (1) has cylindrical step (12), bolster (2) be shaped as drum shape, bolster (2) is sleeved on outside the sleeve (1), with cylindrical step (12) tight fit.
8, loading and unloading device according to claim 7, wherein, this loading and unloading device also comprises Fastener (3), the outer wall tight fit of Fastener (3) and drum shape bolster (2).
9, loading and unloading device according to claim 8, wherein, the end that Fastener (3) is identical with drum shape bolster (2) base plate end face projects to outside the base plate end face of drum shape bolster (2).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200620118566 CN2923214Y (en) | 2006-06-12 | 2006-06-12 | Air-valve locking-piece mounting-dismounting device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200620118566 CN2923214Y (en) | 2006-06-12 | 2006-06-12 | Air-valve locking-piece mounting-dismounting device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2923214Y true CN2923214Y (en) | 2007-07-18 |
Family
ID=38259639
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 200620118566 Expired - Lifetime CN2923214Y (en) | 2006-06-12 | 2006-06-12 | Air-valve locking-piece mounting-dismounting device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN2923214Y (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102029516A (en) * | 2010-12-18 | 2011-04-27 | 锐展(铜陵)科技有限公司 | Valve lock sheet assembly device |
| CN101450479B (en) * | 2007-11-29 | 2011-09-21 | 上海华普发动机有限公司 | Valve lock installation device |
| CN102225541A (en) * | 2011-04-14 | 2011-10-26 | 刘正东 | Specific tool for valve cotters |
| CN103302628A (en) * | 2013-05-30 | 2013-09-18 | 中海阳能源集团股份有限公司 | Solar power generation mechanical connection structure capable of being installed and debugged on line synchronously and connection method |
| TWI417172B (en) * | 2012-02-17 | 2013-12-01 | Vajra Power Ind Inc | Socket |
-
2006
- 2006-06-12 CN CN 200620118566 patent/CN2923214Y/en not_active Expired - Lifetime
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101450479B (en) * | 2007-11-29 | 2011-09-21 | 上海华普发动机有限公司 | Valve lock installation device |
| CN102029516A (en) * | 2010-12-18 | 2011-04-27 | 锐展(铜陵)科技有限公司 | Valve lock sheet assembly device |
| CN102029516B (en) * | 2010-12-18 | 2012-11-21 | 锐展(铜陵)科技有限公司 | Valve lock sheet assembly device |
| CN102225541A (en) * | 2011-04-14 | 2011-10-26 | 刘正东 | Specific tool for valve cotters |
| TWI417172B (en) * | 2012-02-17 | 2013-12-01 | Vajra Power Ind Inc | Socket |
| CN103302628A (en) * | 2013-05-30 | 2013-09-18 | 中海阳能源集团股份有限公司 | Solar power generation mechanical connection structure capable of being installed and debugged on line synchronously and connection method |
| CN103302628B (en) * | 2013-05-30 | 2015-07-29 | 中海阳能源集团股份有限公司 | The solar electrical energy generation machinery syndeton that online installation and debugging are synchronous and method of attachment |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term |
Granted publication date: 20070718 |
|
| EXPY | Termination of patent right or utility model |