CN108979884A - A kind of cylinder jacket - Google Patents
A kind of cylinder jacket Download PDFInfo
- Publication number
- CN108979884A CN108979884A CN201810896409.4A CN201810896409A CN108979884A CN 108979884 A CN108979884 A CN 108979884A CN 201810896409 A CN201810896409 A CN 201810896409A CN 108979884 A CN108979884 A CN 108979884A
- Authority
- 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.)
- Withdrawn
Links
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
- F02F—CYLINDERS, PISTONS OR CASINGS, FOR COMBUSTION ENGINES; ARRANGEMENTS OF SEALINGS IN COMBUSTION ENGINES
- F02F1/00—Cylinders; Cylinder heads
- F02F1/004—Cylinder liners
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
- F02F—CYLINDERS, PISTONS OR CASINGS, FOR COMBUSTION ENGINES; ARRANGEMENTS OF SEALINGS IN COMBUSTION ENGINES
- F02F1/00—Cylinders; Cylinder heads
- F02F1/02—Cylinders; Cylinder heads having cooling means
- F02F1/10—Cylinders; Cylinder heads having cooling means for liquid cooling
Landscapes
- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Injection Moulding Of Plastics Or The Like (AREA)
Abstract
The present invention 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 , normal wear can be effectively reduced, setting activity is embedded with the groove of wear-resistant pad above liner, convenient for the cleaning of corundum liner.
Description
Technical field
The present invention 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.
Summary of the invention
The present invention proposes a kind of Novel air cylinder sleeve, solves existing wet liner cooling water because cylinder high frequency vibrating acts
With cylinder corrosion is further aggravated in residue in cooling water when cavitation phenomenons occur, while solving the problem of because of filter low efficiency.
In order to solve the above-mentioned technical problems, the present invention provides the following technical solutions:
A kind of cylinder jacket of the present invention, including inner cylinder liner, outer cylinder sheath, the inner cylinder liner, outer cylinder sheath top and bottom are equipped with sealing cover,
Cooling chamber is formed between the inner cylinder liner, outer cylinder sheath and sealing cover, the cooling chamber top and bottom is respectively equipped with inlet tube, goes out
Liquid pipe, the inlet tube are equipped with solenoid valve, and the cooling chamber lumen centers are equipped with axial screw guide groove, the 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, and the inner cylinder liner is located at
Corundum liner is equipped at the upper point of no return of piston, the inner cylinder liner, which is located at corundum liner top, is equipped with groove, in the groove
Abrasion-proof rubber cushion can be set, the solenoid valve is electrically connected external power supply controller, and the outlet tube pipeline connects filter.
As a preferred technical solution of the present invention, the cooling ceiling, in bottom be respectively provided with a temperature sensing
Device.
As a preferred technical solution of the present invention, the temperature sensor signal connects external power supply controller, and
Pass through the controller electromagnetic valve for adjusting switching value.
As a preferred technical solution of the present invention, the helical guide groove groove body is divided into interior guide groove (12), outer guide groove, institute
It states and is separated by partition between interior guide groove, outer guide groove, the outlet tube is correspondingly provided with interior outlet tube, outgoing liquid pipe.
As a preferred technical solution of the present invention, 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 outlet tube, outgoing liquid pipe.
As a preferred technical solution of the present invention, the interior channel widths are the 4/5 of helical guide groove width.
The beneficial effects obtained by the present invention are as follows being: generating certain centrifugation to cooling water using helical guide groove in cooling chamber
On the one hand power can effectively improve the cooling effect to cylinder wall, while because there are centrifugal force for cooling water, a degree of can weaken
Because of the casing wall vacuum problem that cavitation generates, effectively to solve problem of cavitation, while internal and external screw guide groove is set, residue is received because of density
The centrifugal force arrived is bigger, concentrates on external spiral guide groove convenient for filtering, while temperature sensor being housed at each position of cooling chamber, can benefit
Cooling water flow is controlled with sensor, effectively improves cooling effect, cylinder sleeve, which is also easy to produce at the upper point of no return of high temperature, to be equipped with smoothly just
Beautiful 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 further understanding of the present invention, and constitutes part of specification, with reality of the invention
It applies example to be used to explain the present invention together, not be construed as limiting the invention.In the accompanying drawings:
Fig. 1 is half-section diagram of the invention；
Fig. 2 is structural schematic diagram of the invention；
Fig. 3 is the structural schematic diagram of helical guide groove of the invention.
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
Hereinafter, preferred embodiments of the present invention will be described with reference to the accompanying drawings, it should be understood that preferred reality described herein
Apply example only for the purpose of illustrating and explaining the present invention and is not intended to limit the present invention.
Embodiment 1
As shown in Figure 1-Figure 3, the present invention provides a kind of cylinder jacket, including inner cylinder liner 1, outer cylinder sheath 2, and inner cylinder liner 1, outer cylinder sheath 2 push up
Portion and bottom are equipped with sealing cover 3, and cooling chamber 4,4 top and bottom of cooling chamber are formed between inner cylinder liner 1, outer cylinder sheath 2 and sealing cover 3
It is respectively equipped with inlet tube 5, outlet tube 6, inlet tube 5 is equipped with solenoid valve 7, controls the flow of cooling water in inlet tube, cooling chamber 5
Lumen centers are equipped with axial screw guide groove 8, and cooling water flows out from top to bottom along helical guide groove, and 8 side outer wall of helical guide groove is fixed to be connected
4 inner wall of cooling chamber is connect, 8 top groove of helical guide groove is located at 5 lower section of inlet tube, and inner cylinder liner 1, which is located at the upper point of no return of piston, to be set
There are corundum liner 9, the rub proofness in raising at point of no return, inner cylinder liner 1, which is located above corundum liner 9, is equipped with groove 10, just
The cleaning of groove when maintenance, abrasion-proof rubber cushion can be set in groove 10, and solenoid valve 7 is electrically connected external power supply controller, out liquid
6 pipeline of pipe connects 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 outlet tube 14, outgoing liquid pipe 15, and interior 12 clear water of guide groove is more concentrated, outer guide groove 13
The biggish impurity of 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
Layering can be generated in flowing from above to below, the big impurity centrifugal force of density is big, it focuses mostly on along the outer wall flowing of helical guide groove 8,
Therefore effectively impurity can be separated with coolant liquid, to further increase filter effect, interior 12 width of guide groove is 8 width of helical guide groove
4/5.
In the use of the present invention, cooling water is flowed into 4 helical guide groove 8 of cooling chamber by inlet tube 5 first, cooling water is being led
Centrifugal force is generated in slot 8, because the effect of centrifugal force can effectively reduce the vacuum area because of cylinder sleeve vibration and temperature difference generation, to reduce vapour
The corrosion to cylinder sleeve is lost, and cooling water can generate layering in flowing from above to below, the big impurity centrifugal force of density is big, focuses mostly on
Outer wall along helical guide groove 8 flows, and such impurity and cooling water pass through interior guide groove 12 and the outflow of outer guide groove 13 respectively, in this way may be used
The filtering of more specific aim, effectively improves the effect of filter, temperature sensor 11, and temperature sensing is uniformly provided in cooling chamber 4
11 signal of device 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, which is located at, lives
It fills in and is equipped with one section of corundum liner 9 at the upper point of no return of movement, because corundum liner 9 has high temperature resistant, corrosion-resistant and formation surface
It is smooth, 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 in corundum
Staff operates when serving as a contrast 9, and groove 10 is embedded with abrasion-proof rubber cushion when cylinder jacket normal work, prevents the mill in groove 10
Damage.
Finally, it should be noted that these are only the preferred embodiment of the present invention, it is not intended to restrict the invention, although
Present invention has been described in detail with reference to the aforementioned embodiments, for those skilled in the art, still can be right
Technical solution documented by foregoing embodiments is modified or equivalent replacement of some of the technical features.It is all
Within the spirit and principles in the present invention, any modification, equivalent replacement, improvement and so on should be included in protection of the invention
Within the scope of.
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 (5) lumen centers are equipped with axial screw guide groove (8), and helical guide groove (8) side outer wall is fixedly connected cold
But room (5) 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 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 |
|---|---|---|---|
| CN201810896409.4A CN108979884A (en) | 2018-08-08 | 2018-08-08 | A kind of cylinder jacket |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810896409.4A CN108979884A (en) | 2018-08-08 | 2018-08-08 | A kind of cylinder jacket |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN108979884A true CN108979884A (en) | 2018-12-11 |
Family
ID=64555652
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810896409.4A Withdrawn CN108979884A (en) | 2018-08-08 | 2018-08-08 | A kind of cylinder jacket |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108979884A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112483272A (en) * | 2020-12-02 | 2021-03-12 | 潍柴动力股份有限公司 | Cylinder jacket |
-
2018
- 2018-08-08 CN CN201810896409.4A patent/CN108979884A/en not_active Withdrawn
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112483272A (en) * | 2020-12-02 | 2021-03-12 | 潍柴动力股份有限公司 | Cylinder jacket |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| WW01 | Invention patent application withdrawn after publication | ||
| WW01 | Invention patent application withdrawn after publication |
Application publication date: 20181211 |