CN208734443U - A kind of cylinder jacket - Google Patents
A kind of cylinder jacket Download PDFInfo
- Publication number
- CN208734443U CN208734443U CN201821273366.6U CN201821273366U CN208734443U CN 208734443 U CN208734443 U CN 208734443U CN 201821273366 U CN201821273366 U CN 201821273366U CN 208734443 U CN208734443 U CN 208734443U
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- CN
- China
- Prior art keywords
- guide groove
- liner
- cylinder
- cooling chamber
- groove
- 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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- Cylinder Crankcases Of Internal Combustion Engines (AREA)
Abstract
The utility model relates to a kind of cylinder jacket, including inner cylinder liner, outer cylinder sheath, the inner cylinder liner, outer cylinder sheath top and bottom is equipped with sealing cover, the inner cylinder liner, cooling chamber is formed between outer cylinder sheath and sealing cover, the cooling chamber top and bottom is respectively equipped with inlet tube, outlet tube, the inlet tube is equipped with solenoid valve, the cooling chamber lumen centers are equipped with axial screw guide groove, certain centrifugal force is generated to cooling water using helical guide groove, the cooling effect to cylinder wall can be effectively improved, it is a degree of to weaken the casing wall vacuum problem generated by cavitation, internal and external screw guide groove is set, residue concentrates on external spiral guide groove because of density convenient for filtering, temperature sensor is housed at each position of cooling chamber simultaneously, cooling water flow is controlled using sensor, effectively improve cooling effect, cylinder sleeve, which is also easy to produce at the upper point of no return of high temperature, is equipped with smooth corundum Liner can effectively reduce normal wear, and setting activity is embedded with the groove of wear-resistant pad above liner, convenient for the cleaning of corundum liner.
Description
Technical field
The utility model relates to a kind of cylinder jacket, belong to vehicle motor field.
Background technique
Cylinder jacket is a cylindrical component, is placed in the cylinder body opening of body, on be fixed by cylinder head.Piston exists
Its inner hole is reciprocating, and cylinder sleeve is divided into dry sleeve and wet sleeve two major classes.The back side does not contact the cylinder jacket of cooling water vatting
The cylinder jacket of set, the back side and cooling water contact is wet sleeve.Dry sleeve thinner thickness, simple structure and convenient processing.Wet sleeve is straight
Contact cooling water is conducive to the miniaturization of engine so being conducive to the cooling of engine.
Wet sleeve when in use, melts abrasion and typically occurs in cylinder mirror surface top close to the first ring in top dead centre position at present
It sets, and upper point of no return oil film is not easy to be formed, so that pull-cylinder phenomena is serious, and cylinder sleeve appearance is contacted with cooling water, in the larger temperature difference
Lower to generate serious thermal stress, by cooling water corrosion, while because of the high-frequency effect of vibration of cylinder jacket, cooling water is continuous with cylinder jacket
Division occurs and hits, cooling water is once separated with cylinder jacket, just will form parital vacuum, cavitation effect occurs, and if cooling
Water filler filter effect is bad, then corrosion impact can be further aggravated.
Utility model content
The utility model proposes a kind of Novel air cylinder sleeves, solve existing wet liner cooling water because of cylinder high frequency vibrating
When movement is with occurring cavitation phenomenons, while solving because of filter low efficiency, cylinder corrosion is further aggravated in residue in cooling water
Problem.
In order to solve the above-mentioned technical problem, the utility model provides the following technical solution:
A kind of cylinder jacket of the utility model, including inner cylinder liner, outer cylinder sheath, the inner cylinder liner, outer cylinder sheath top and bottom are set
There is sealing cover, form cooling chamber between the inner cylinder liner, outer cylinder sheath and sealing cover, the cooling chamber top and bottom is respectively equipped with
Inlet tube, outlet tube, the inlet tube are equipped with solenoid valve, and the cooling chamber lumen centers are equipped with axial screw guide groove, described
Helical guide groove side outer wall is fixedly connected with cooling chamber interior walls, and the helical guide groove top groove is located at below the inlet tube, described
Inner cylinder liner, which is located at the upper point of no return of piston, is equipped with corundum liner, and the inner cylinder liner, which is located at corundum liner top, is equipped with groove,
Abrasion-proof rubber cushion can be set in the groove, the solenoid valve is electrically connected external power supply controller, the outlet tube pipeline connection
Filter.
As a kind of optimal technical scheme of the utility model, the cooling ceiling, in bottom be respectively provided with a temperature
Sensor.
As a kind of optimal technical scheme of the utility model, the temperature sensor signal connection external power supply control
Device, and pass through the controller electromagnetic valve for adjusting switching value.
As a kind of optimal technical scheme of the utility model, the helical guide groove groove body is divided into interior guide groove (12), leads outside
Slot is separated by partition between the interior guide groove, outer guide groove, and the outlet tube is correspondingly provided with interior outlet tube, outgoing liquid pipe.
As a kind of optimal technical scheme of the utility model, the interior guide groove, outer guide groove bottom are respectively equipped with diversion trench,
The water conservancy diversion trench bottom is respectively fixedly connected with interior outlet tube, outgoing liquid pipe.
As a kind of optimal technical scheme of the utility model, the interior channel widths are the 4/5 of helical guide groove width.
The utility model beneficial effect achieved is: in cooling chamber using helical guide groove to cooling water generate it is certain from
On the one hand mental and physical efforts can effectively improve the cooling effect to cylinder wall, while because there are centrifugal force for cooling water, a degree of can subtract
The weak casing wall vacuum problem generated by cavitation, effectively to solve problem of cavitation, while being arranged internal and external screw guide groove, residue is because of density
The centrifugal force received is bigger, concentrates on external spiral guide groove convenient for filtering, while temperature sensor being housed at each position of cooling chamber, can
Cooling water flow is controlled using sensor, effectively improves cooling effect, cylinder sleeve is also easy to produce at the upper point of no return of high temperature and is equipped with smoothly
Corundum liner can effectively reduce normal wear, and setting activity is embedded with the groove of wear-resistant pad above liner, convenient for the clear of corundum liner
Reason.
Detailed description of the invention
Attached drawing is used to provide a further understanding of the present invention, and constitutes part of specification, practical with this
Novel embodiment is used to explain the utility model together, does not constitute limitations of the present invention.In the accompanying drawings:
Fig. 1 is the half-section diagram of the utility model；
Fig. 2 is the structural schematic diagram of the utility model；
Fig. 3 is the structural schematic diagram of the helical guide groove of the utility model.
In figure: 1, inner cylinder liner；2, outer cylinder sheath；3, sealing cover；4, cooling chamber；5, inlet tube；6, outlet tube；7, solenoid valve；
8, helical guide groove；9, corundum liner；10, groove；11, temperature sensor；12, interior guide groove；13, outer guide groove；14, interior outlet tube；
15, outgoing liquid pipe；16, diversion trench.
Specific embodiment
It is illustrated below in conjunction with preferred embodiment of the attached drawing to the utility model, it should be understood that described herein excellent
It selects embodiment to be only used for describing and explaining the present invention, is not used to limit the utility model.
Embodiment 1
As shown in Figure 1-Figure 3, the utility model provides a kind of cylinder jacket, including inner cylinder liner 1, outer cylinder sheath 2, inner cylinder liner 1, outer
2 top and bottom of cylinder sleeve is equipped with sealing cover 3, and cooling chamber 4 is formed between inner cylinder liner 1, outer cylinder sheath 2 and sealing cover 3, and cooling chamber 4 is pushed up
Portion and bottom are respectively equipped with inlet tube 5, outlet tube 6, and inlet tube 5 is equipped with solenoid valve 7, control the stream of cooling water in inlet tube
Amount, 4 lumen centers of cooling chamber are equipped with axial screw guide groove 8, and cooling water flows out from top to bottom along helical guide groove, 8 side of helical guide groove
Outer wall is fixedly connected with 4 inner wall of cooling chamber, and 8 top groove of helical guide groove is located at 5 lower section of inlet tube, and inner cylinder liner 1 is located at the upper of piston
Corundum liner 9 is equipped at point of no return, the rub proofness in raising at point of no return, inner cylinder liner 1, which is located above corundum liner 9, to be equipped with
Groove 10, the cleaning of groove when easy to repair can set abrasion-proof rubber cushion in groove 10, and solenoid valve 7 is electrically connected external power supply control
Device processed, 6 pipeline of outlet tube connect filter.
The top of cooling chamber 4, in bottom be respectively provided with a temperature sensor 11, for measuring the environment temperature of cooling water, temperature
It spends 11 signal of sensor and connects external power supply controller, and by 7 switching value of controller electromagnetic valve for adjusting, realize cooling water system
Automatic control, 8 groove body of helical guide groove is divided into interior guide groove 12, outer guide groove 13, between interior guide groove 12, outer guide groove 13 by partition every
It opens, outlet tube 6 is correspondingly provided with interior outlet tube 14, outgoing liquid pipe 15, and interior guide groove 12,13 bottom of outer guide groove are respectively equipped with diversion trench
16,16 bottom of diversion trench is respectively fixedly connected with interior outlet tube 14, outgoing liquid pipe 15, and interior 12 clear water of guide groove is more concentrated, outer guide groove
The biggish impurity of 13 density is more concentrated, and helical guide groove 8 is not only that cooling water provides centrifugal force to offset cavitation phenomenons, and cooling
Water can generate layering in flowing from above to below, and the big impurity centrifugal force of density is big, focus mostly on along the outer wall stream of helical guide groove 8
It is dynamic, therefore can effectively separate impurity with coolant liquid, to further increase filter effect, interior 12 width of guide groove is helical guide groove 8
The 4/5 of width.
When the utility model is used, cooling water is flowed into 4 helical guide groove 8 of cooling chamber by inlet tube 5 first, cooling water
Centrifugal force is generated in guide groove 8, because the effect of centrifugal force can effectively reduce the vacuum area because of cylinder sleeve vibration and temperature difference generation, to subtract
Few corrosion of the cavitation to cylinder sleeve, and cooling water can generate layering in flowing from above to below, the big impurity centrifugal force of density is big, more
The outer wall along helical guide groove 8 is concentrated to flow, such impurity and cooling water pass through interior guide groove 12 and the outflow of outer guide groove 13 respectively, this
Sample can more specific aim filtering, effectively improve the effect of filter, temperature sensor 11, and temperature be uniformly provided in cooling chamber 4
11 signal of sensor connects the external power supply controller of solenoid valve 7 in inlet tube 5, realizes the automatic control of temperature, and inner cylinder liner 1
One section of corundum liner 9 is equipped at the upper point of no return of piston motion, because corundum liner 9 has high temperature resistant, corrosion-resistant and formation
Surface is smooth, and the rub proofness at point of no return can be improved, be equipped with groove 10 above corundum liner 9, groove 10 is convenient to clean just
Staff operates when beautiful liner 9, and groove 10 is embedded with abrasion-proof rubber cushion when cylinder jacket normal work, prevents in groove 10
Abrasion.
Finally, it should be noted that the above is only the preferred embodiment of the utility model, it is not limited to practical
It is novel, although the utility model is described in detail with reference to the foregoing embodiments, for those skilled in the art,
It is still possible to modify the technical solutions described in the foregoing embodiments, or part of technical characteristic is carried out etc.
With replacement.Within the spirit and principle of the utility model, any modification, equivalent replacement, improvement and so on should all include
It is within the protection scope of the utility model.
Claims (6)
1. a kind of cylinder jacket, including inner cylinder liner (1), outer cylinder sheath (2), the inner cylinder liner (1), outer cylinder sheath (2) top and bottom are set
There are sealing cover (3), which is characterized in that form cooling chamber (4) between the inner cylinder liner (1), outer cylinder sheath (2) and sealing cover (3), institute
It states cooling chamber (4) top and bottom and is respectively equipped with inlet tube (5), outlet tube (6), the inlet tube (5) is equipped with solenoid valve
(7), cooling chamber (4) lumen centers are equipped with axial screw guide groove (8), and helical guide groove (8) side outer wall is fixedly connected cold
But room (4) inner wall, helical guide groove (8) top groove are located at below the inlet tube (5), and the inner cylinder liner (1), which is located at, to be lived
Corundum liner (9) are equipped at the upper point of no return of plug, the inner cylinder liner (1), which is located at corundum liner (9) top, is equipped with groove (10),
Abrasion-proof rubber cushion can be set in the groove (10), the solenoid valve (7) is electrically connected external power supply controller, the outlet tube
(6) pipeline connects filter.
2. a kind of cylinder jacket according to claim 1, which is characterized in that the cooling chamber (4) top, in be respectively provided with bottom
One temperature sensor (11).
3. a kind of cylinder jacket according to claim 2, which is characterized in that temperature sensor (11) the signal connection is external
Power-supply controller of electric, and pass through controller electromagnetic valve for adjusting (7) switching value.
4. a kind of cylinder jacket according to claim 1, which is characterized in that helical guide groove (8) groove body is divided into interior guide groove
(12), outer guide groove (13), the interior guide groove (12), outer guide groove are separated by partition between (13), and outlet tube (6) correspondence is set
There are interior outlet tube (14), outgoing liquid pipe (15).
5. a kind of cylinder jacket according to claim 4, which is characterized in that the interior guide groove (12), outer guide groove (13) bottom
It is respectively equipped with diversion trench (16), diversion trench (16) bottom is respectively fixedly connected with interior outlet tube (14), outgoing liquid pipe (15).
6. a kind of cylinder jacket according to claim 4 or 5, which is characterized in that interior guide groove (12) width is led for spiral
The 4/5 of slot (8) width.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821273366.6U CN208734443U (en) | 2018-08-08 | 2018-08-08 | A kind of cylinder jacket |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821273366.6U CN208734443U (en) | 2018-08-08 | 2018-08-08 | A kind of cylinder jacket |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208734443U true CN208734443U (en) | 2019-04-12 |
Family
ID=66028624
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821273366.6U Expired - Fee Related CN208734443U (en) | 2018-08-08 | 2018-08-08 | A kind of cylinder jacket |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208734443U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111022208A (en) * | 2019-12-27 | 2020-04-17 | 重庆潍柴发动机有限公司 | High-efficient marine medium speed diesel engine cylinder liner cooling structure |
-
2018
- 2018-08-08 CN CN201821273366.6U patent/CN208734443U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111022208A (en) * | 2019-12-27 | 2020-04-17 | 重庆潍柴发动机有限公司 | High-efficient marine medium speed diesel engine cylinder liner cooling structure |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| 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: 20190412 Termination date: 20210808 |