CN204807025U - Piston ring installation clearance measuring tool - Google Patents
Piston ring installation clearance measuring tool Download PDFInfo
- Publication number
- CN204807025U CN204807025U CN201520539132.1U CN201520539132U CN204807025U CN 204807025 U CN204807025 U CN 204807025U CN 201520539132 U CN201520539132 U CN 201520539132U CN 204807025 U CN204807025 U CN 204807025U
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- CN
- China
- Prior art keywords
- piston ring
- cylinder sleeve
- movable component
- fit clearance
- clearance instrument
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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.)
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- Pistons, Piston Rings, And Cylinders (AREA)
Abstract
The utility model discloses a piston ring installation clearance measuring tool, including the cylinder liner, the middle part of cylinder liner be the columniform cavity, and the internal diameter of the piston cylinder that the diameter and the piston ring of cavity correspond is equal, the cylinder liner comprises at least two movable subassemblies, and the inner wall of two at least movable subassemblies is the arc and the vacuole formation is surrounded in the inner wall combination, the through -hole has been seted up on the lateral wall of cylinder liner. Implement the technical scheme of the utility model, can conveniently measure the installation clearance of piston ring.
Description
Technical field
The utility model relates to measuring equipment field, especially relates to a kind of piston ring measurement of fit clearance instrument.
Background technology
Piston ring belongs to elastic component, is arranged on piston.If piston ring is installed defective, then can affect the safe operation of piston, therefore need to measure the assemblage gap of piston ring.And after piston installs in piston cylinder, because the space between piston and piston cylinder is very narrow and small, so the measurement of fit clearance of piston ring is very difficult.
Utility model content
The technical problems to be solved in the utility model is, for above-mentioned defect of the prior art, provides a kind of piston ring measurement of fit clearance instrument being convenient to measure piston ring assemblage gap.
The utility model solves the technical scheme that its technical matters adopts:
Construct a kind of piston ring measurement of fit clearance instrument, comprise cylinder sleeve, the middle part of cylinder sleeve is columniform cavity, and the internal diameter of the piston cylinder that the diameter of cavity is corresponding with piston ring is equal; Cylinder sleeve is made up of at least two movable components, and the inwall of at least two movable components is curved and formation cavity is surrounded in inwall combination; The sidewall of cylinder sleeve offers through hole.
Preferably, ringwise, movable component is curved for cylinder sleeve.
Preferably, be flexibly connected between adjacent two movable components of at least two movable components.
Preferably, at least two movable components comprise the first movable component and the second movable component; Can to be turned with the side of the second movable component by the side of the first movable component and be connected, the first movable component can be rotated in the plane perpendicular to cavity axis, relative to the second movable component; The opposite side of the first movable component is connected with the opposite side of the second movable component is dismantled and assembled.
Preferably, dismantled and assembled connection is for being bolted.
Preferably, through hole is at least greater than the extended distance of piston ring.
Preferably, through hole comprises surrounding cavity, circumference is distributed in some through holes on cylinder sleeve sidewall.
Preferably, through hole is rectangular opening, and the long side direction of rectangle is parallel to the axis of cavity.
Preferably, the bottom of cylinder sleeve is provided with that stretch out from sidewall to middle part, for preventing piston from dropping out from cylinder sleeve stop part.
Preferably, one end of stop part can rotatably be connected with cylinder sleeve and its pivot center is parallel to the axis of cavity.
Implement the technical solution of the utility model, at least there is following beneficial effect: the assemblage gap that piston ring can be measured easily.
Accompanying drawing explanation
Below in conjunction with drawings and Examples, the utility model is described in further detail, in accompanying drawing:
Fig. 1 is the schematic perspective view of the piston ring measurement of fit clearance instrument in the utility model one preferred implementation.
Fig. 2 is the schematic perspective view of the open mode of piston ring measurement of fit clearance instrument in Fig. 1.
Fig. 3 is the schematic perspective view at another visual angle of piston ring measurement of fit clearance instrument in Fig. 1.
Fig. 4 is the schematic perspective view of another state of piston ring measurement of fit clearance instrument in Fig. 3.
Fig. 5 is the using state schematic diagram of the piston ring measurement of fit clearance instrument in Fig. 1.
Fig. 6 is another using state schematic diagram of the piston ring measurement of fit clearance instrument in Fig. 1.
Fig. 7 is another using state schematic diagram of the piston ring measurement of fit clearance instrument in Fig. 1.
Fig. 8 is another using state schematic diagram of the piston ring measurement of fit clearance instrument in Fig. 1.
Fig. 9 is the partial enlarged drawing at A position in Fig. 8.
Wherein, 1. cylinder sleeve is measured, 11. first movable components, 111. first connecting portions, 12. second movable components, 121. second connecting portions, 13. through holes, 2. stop part, 3. bolt, 41. pistons, 42. piston rings, the opening of 421. piston rings.
Embodiment
In order to there be understanding clearly to technical characteristic of the present utility model, object and effect, now contrast accompanying drawing and describe embodiment of the present utility model in detail.
As shown in Fig. 1 to 2, piston ring measurement of fit clearance instrument in the utility model preferred implementation, comprise and measure cylinder sleeve 1, the middle part measuring cylinder sleeve 1 is columniform cavity, the internal diameter of the piston cylinder that the diameter of cavity is corresponding with piston ring is equal, such as, for piston cylinder and the piston ring thereof of 18PA6B diesel generator set, then the cavity diameter measuring cylinder sleeve 1 is equal with the internal diameter of the piston cylinder of 18PA6B diesel generator set.Preferably, cylinder sleeve 1 is measured ringwise.In cavity, piston is installed, is arranged on situation in piston cylinder to imitate piston.
Measure cylinder sleeve 1 to be made up of at least two movable components, the inwall of these at least two movable components is curved and formation cavity is surrounded in inwall combination.Preferably, movable component is curved, and first, second movable component 11,12 of arc fastens the measurement cylinder sleeve 1 of composition annular.
Be flexibly connected between adjacent two movable components of these at least two movable components.Particularly, these at least two movable components comprise the first movable component 11 and the second movable component 12; Can to be turned with the side of the second movable component 12 by the side of the first movable component 11 and be connected, can rotate in the plane perpendicular to cavity axis, relative to the second movable component 12 to make the first movable component 11; The opposite side of the first movable component 11 is connected with the opposite side of the second movable component 12 is dismantled and assembled.Preferably, this of the first movable component 11 side and this second movable component 12 side can turn and be connected for hinged, and the first movable component 11 and the second movable component 12 rotate around this hinge axes, can open or fasten measurement cylinder sleeve 1; First movable component 11 opposite side is provided with the first connecting portion 111 of tabular, second movable component 12 opposite side is provided with the second connecting portion 121 of tabular equally, when measuring cylinder sleeve 1 and fastening, this first, second connecting portion 121 can be bonded to each other and linked together by bolt 3, be connected with the second the above-mentioned dismantled and assembled of movable component 12 opposite side to realize the first movable component 11 opposite side, and this bolt 3 also plays the effect that cylinder sleeve 1 is measured in locking.
The sidewall measuring cylinder sleeve 1 offers through hole 13, and through hole 13 is at least greater than the opened gap of piston ring.This through hole 13 comprises around measuring the cavity of cylinder sleeve 1, circumference is distributed in the some through holes 13 measured on cylinder sleeve 1 sidewall.Preferably, this through hole 13 is rectangular opening, and the long side direction of this rectangle is parallel to the axis of cavity, and namely a wherein opposite side of this through hole 13 is parallel to the axis of cavity.Particularly, the quantity of through hole 13 is 4, around measure cylinder sleeve 1 cavity, be equidistantly distributed in and measure on cylinder sleeve 1 sidewall, wherein 2 are opened on the first movable component 11, and another 2 are opened on the second movable component 12.Understandably, the quantity of through hole 13 is not defined as 4, can be 2 or 6 etc. yet.This through hole 13 is for measuring the assemblage gap of piston ring.
As shown in Figs. 3-4, the bottom measuring cylinder sleeve 1 is provided with that stretch out from sidewall to middle part, for preventing piston from dropping out from measurement cylinder sleeve 1 stop part 2, and one end of stop part 2 is flexibly connected with measurement cylinder sleeve 1.Particularly, stop part 2 is in strip, and its one end is connected with measuring can to turn bottom cylinder sleeve 1, and its pivot center is parallel to the axis of cavity, and its other end stretches out to measuring in the middle part of cylinder sleeve 1; The quantity of stop part 2 is 4, around measure cylinder sleeve 1 cavity, be equidistantly distributed in and measure bottom cylinder sleeve 1, wherein 2 are arranged on the first movable component 11, and another two each and every one are arranged on the second movable component 12.Understandably, the quantity of stop part 2 is not defined as 4, can be 2 or 6 etc. yet.Because stop part 2 stretches out in the middle part of measurement cylinder sleeve 1, drop out bottom measurement cylinder sleeve 1 so can prevent being arranged on the piston measuring cylinder sleeve 1 li.
When using this piston ring measurement of fit clearance instrument, as shown in FIG. 5 and 6, first, second movable component 11,12 is first made to be in open mode; As shown in Figure 7, then the piston 41 installing piston ring 42 is put between first, second movable component 11,12; As shown in Figure 8-9, again first, second movable component 11,12 is fastened, first, second connecting portion 111,121 is fitted, by bolt 3, first, second connecting portion 111,121 is connected and locks, by measuring the through hole 13 on cylinder sleeve 1 sidewall, measure opening 421 gap of piston ring, be the assemblage gap of piston ring.
In sum, use this piston ring measurement of fit clearance instrument, the assemblage gap of piston ring can be measured easily
The foregoing is only preferred embodiment of the present utility model, be not limited to the utility model, for a person skilled in the art, the utility model can have various change, combination and change.All within spirit of the present utility model and principle, any amendment done, equivalent replacement, improvement etc., all should be included within right of the present utility model.
Claims (10)
1. a piston ring measurement of fit clearance instrument, is characterized in that, comprises cylinder sleeve (1), and the middle part of described cylinder sleeve (1) is columniform cavity, and the internal diameter of the piston cylinder that the diameter of described cavity is corresponding with described piston ring is equal; Described cylinder sleeve (1) is made up of at least two movable components, and the inwall of described at least two movable components is curved and the described cavity of formation is surrounded in described inwall combination; The sidewall of described cylinder sleeve (1) offers through hole (13).
2. piston ring measurement of fit clearance instrument according to claim 1, is characterized in that, ringwise, described movable component is curved for described cylinder sleeve (1).
3. piston ring measurement of fit clearance instrument according to claim 1, is characterized in that, is flexibly connected between adjacent two described movable components of described at least two movable components.
4. piston ring measurement of fit clearance instrument according to claim 3, is characterized in that, described at least two movable components comprise the first movable component (11) and the second movable component (12); Can to be turned with the side of described second movable component (12) by the side of described first movable component (11) and be connected, described first movable component (11) can be rotated in the plane perpendicular to described cavity axis, relative to described second movable component (12); The opposite side of described first movable component (11) is connected with the opposite side of described second movable component (12) is dismantled and assembled.
5. piston ring measurement of fit clearance instrument according to claim 4, is characterized in that, described dismantled and assembled connection is for being bolted.
6. piston ring measurement of fit clearance instrument according to claim 1, is characterized in that, described through hole (13) is at least greater than the extended distance of described piston ring.
7. piston ring measurement of fit clearance instrument according to claim 6, is characterized in that, described through hole (13) comprises the some through holes (13) be distributed in around described cavity, circumference on described cylinder sleeve (1) sidewall.
8. piston ring measurement of fit clearance instrument according to claim 7, is characterized in that, described through hole (13) is rectangular opening, and the long side direction of described rectangle is parallel to the axis of described cavity.
9. piston ring measurement of fit clearance instrument according to claim 1, it is characterized in that, the bottom of described cylinder sleeve (1) is provided with that stretch out from sidewall to middle part, for preventing piston from dropping out from cylinder sleeve (1) stop part (2).
10. piston ring measurement of fit clearance instrument according to claim 9, is characterized in that, one end of described stop part (2) can rotatably be connected with described cylinder sleeve (1) and its pivot center is parallel to the axis of described cavity.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520539132.1U CN204807025U (en) | 2015-07-23 | 2015-07-23 | Piston ring installation clearance measuring tool |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520539132.1U CN204807025U (en) | 2015-07-23 | 2015-07-23 | Piston ring installation clearance measuring tool |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204807025U true CN204807025U (en) | 2015-11-25 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520539132.1U Active CN204807025U (en) | 2015-07-23 | 2015-07-23 | Piston ring installation clearance measuring tool |
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| Country | Link |
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| CN (1) | CN204807025U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109238071A (en) * | 2018-10-09 | 2019-01-18 | 广西玉柴机器股份有限公司 | The detection method of the keystone ring axial gap of engine |
| CN110303454A (en) * | 2019-07-20 | 2019-10-08 | 单春旺 | A kind of automobile piston rings rapid installation device |
-
2015
- 2015-07-23 CN CN201520539132.1U patent/CN204807025U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109238071A (en) * | 2018-10-09 | 2019-01-18 | 广西玉柴机器股份有限公司 | The detection method of the keystone ring axial gap of engine |
| CN110303454A (en) * | 2019-07-20 | 2019-10-08 | 单春旺 | A kind of automobile piston rings rapid installation device |
| CN110303454B (en) * | 2019-07-20 | 2021-04-09 | 胡彩云 | Quick installation device of car piston ring |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |