CN208089419U

CN208089419U - I. C. engine steam cylinder structure with plating titanium layer

Info

Publication number: CN208089419U
Application number: CN201721773391.6U
Authority: CN
Inventors: 陈俊利
Original assignee: Individual
Current assignee: Individual
Priority date: 2017-12-18
Filing date: 2017-12-18
Publication date: 2018-11-13
Anticipated expiration: 2027-12-18

Abstract

The utility model discloses a kind of I. C. engine steam cylinder structures with plating titanium layer, include a cylinder body, a plating titanium layer and two side covers, the cylinder body is die cast, the combustion chamber formed is surrounded by an external annulus and a cylinder head with one, positioned at an air inlet and an exhaust outlet for the combustion chamber both sides, and positioned at the combustion chamber side and the two scavenging units that are staggered with the air inlet, exhaust outlet.Aforementioned side cover is covered on respectively on the outside of aforementioned scavenging unit.The plating titanium layer is arranged on an internal face of the external annulus of the cylinder body, and the internal face of cylinder body is formed in by means of plating titanium layer, wearability when with this volumetric combustion of reinforcing cylinder, and more with the effect of heat dissipation.

Description

I. C. engine steam cylinder structure with plating titanium layer

Technical field

The utility model is related to cylinder technical fields, having reinforced wear-resistant in particular to one kind and improve heat dissipation effect The I. C. engine steam cylinder structure with plating titanium layer of fruit.

Background technology

In order to overcome the abrasion problems of cylinder of internal combustion engine, in the streets positive popular a kind of " cylinder body film coating agent ", as its name suggests, it is exactly Attempt to plate thin film in cylinder inner wall.

Such cylinder body film coating agent is declared to be applicable to gasoline, diesel motor, as long as film coating agent is fallen from machine oil added holes Enter, thin film can be formed on cylinder wall, and can be reconciled with the machine oil of various brands, fights piston together on cylinder wall Fierce friction, galling reduction can prevent the gap between piston and cylinder wall from increasing, reduce engine and blow gas leakage and send out Life rate avoids cylinder pressure deficiency from influencing performance output, so can begin to use from new car, can fill up on cylinder wall Convex-concave surface reduces impedance in turn, and piston does dynamic resistance up and down and becomes smaller, and throttle can be made to become brisk naturally, and then promote power very To oil consumption is saved, you is allowed to give the feeling of new car for change.

It should be clear that aforementioned film coating agent, one declares that film can be formed in cylinder inner wall, and two declare again can be with machine oil phase intermodulation With, in fact, feasibility is very low, even if solvent reconciles with machine oil, and can volatilize with incendiary effect it is idle most, and And the film coating agent after volatilization, if attempting in a manner of supplementing film coating agent at any time, not only expends use cost just as failure, More seriously, it in the case of using effect can be obtained and do not known, for consumer, probably I guess makes an overstatement, it can only The use feeling for meeting psychological levels uses the fuel oil of cylinder body, can not substantially obtain any help.

Utility model content

The purpose of this utility model is to provide it is a kind of with reinforced wear-resistant and improve heat dissipation effect have plate titanium layer I. C. engine steam cylinder structure.

Based on this, the utility model mainly uses utilising techniques, to realize above-mentioned purpose.

It is a kind of that there is the I. C. engine steam cylinder structure for plating titanium layer, include：One cylinder body, be die cast, have one by One external annulus and a cylinder head surround the combustion chamber formed, an air inlet and an exhaust outlet positioned at the combustion chamber both sides, with And positioned at the combustion chamber side and the two scavenging units that are staggered with the air inlet, exhaust outlet；One plating titanium layer, is arranged in the vapour On one internal face of the external annulus of cylinder ontology；Two side covers are covered on respectively on the outside of aforementioned scavenging unit.

Further, which is a plating titanium film, is coated on the internal face of the external annulus of the cylinder body, the plating titanium film By nickel 70-90%, titanium 5-15%, silicon carbide 5-15% material combined by form.

Further, which is a titanizing film layer, is embedded on the internal face of the external annulus of the cylinder body, and the plating Titanium film layer by nickel 70-90%, titanium 5-15%, silicon carbide 5-15% material combined by form.

Further, the internal face of the external annulus is located at the positioning of sliding slot inner end equipped with a sliding slot extended longitudinally and one Slot, the peripheral side of the plating titanium layer are equipped with one and supply the engaging portion for being embedded at the locating slot corresponding to the sliding block of the sliding slot and at least one.

Further, the scavenging unit of the cylinder body has one first scavenging port and one second scavenging port, the side cover envelope First scavenging port and second scavenging port are closed, and is formed between the external annulus and sweeps flow channel, internal combustion engine is swept When gas operation, exhaust gas is brought into from first scavenging port, by the scavenging runner again from second scavenging port towards the exhaust outlet to Outer discharge.

Further, aforementioned scavenging unit is also laterally connected in the flank in the opening groove stage casing, the rib with an opening groove, one First scavenging port and the second scavenging port are then formed between portion both sides and the opening groove, which is less than the slot of the opening groove It is deep.

Further, aforementioned first scavenging port abuts the cylinder body bottom, and height is not less than the air inlet, and aforementioned the Two scavenging ports are abutted in the combustion chamber, and height is higher than air inlet, is less than exhaust outlet.

Further, which also has multiple cooling fins being set in an outside wall surface.

Further, the cylinder body and each side cover are all made by aluminium die-casting molding.

Further, which abuts in the combustion chamber and height is higher than the air inlet, and the first of aforementioned scavenging unit sweeps Gas port, the second scavenging port height and position circle are between the air inlet and the exhaust outlet.

After above-mentioned technological means, the utility model has the I. C. engine steam cylinder structure of plating titanium layer so as in cylinder body Internal face be equipped with plating titanium film or the plating titanium layer of titanizing film layer, wearability when being used with reinforcing cylinder, and more having taken into account scattered The effect of heat, moreover, using the titanizing film layer of dismountable group type, with more the benefit for conveniently eliminating trade-in, so that after update, i.e., It can restore wear-resisting, heat dissipation the effective utilization of cylinder body.

Description of the drawings

Fig. 1 is the stereoscopic figure for the first preferred embodiment of I. C. engine steam cylinder structure that the utility model has plating titanium layer.

Fig. 2 is the sectional view of the I. C. engine steam cylinder structure with plating titanium layer of the first embodiment.

Fig. 3 is another sectional view of the I. C. engine steam cylinder structure with plating titanium layer of the first embodiment.

Fig. 4 is the stereoscopic figure for the second preferred embodiment of I. C. engine steam cylinder structure that the utility model has plating titanium layer.

Fig. 5 is the sectional view of the I. C. engine steam cylinder structure with plating titanium layer of the second embodiment.

Fig. 6 is the enlarged drawing of imaginary line round frame part in Fig. 4, is to show that the sliding block of the plating titanium layer sleeves to the cylinder body Sliding slot inside situation.

Fig. 7 is the enlarged drawing of imaginary line round frame part in Fig. 5, is to show that the engaging portion of the plating titanium layer is embedded at the cylinder sheet View on the locating slot of body.

【Symbol description】

10 cylinder body, 11 external annulus

111 combustion chamber, 112 outside wall surface

113 internal face, 12 air inlet

13 exhaust outlet, 14 cooling fin

15 second scarfing unit, 16 sliding slot

17 locating slot, 20 cylinder head

30 plating 40 side covers of titanium layer

41 first scarfing unit, 50 scavenging unit

51 first scavenging port, 52 second scavenging port

53 opening groove, 54 flank

541 55 scavenging runners of inside

60 piston, 70 crankcase

71 bent axle, 72 connecting rod

80 plating 81 sliding blocks of titanium layer

82 engaging portion, 100 cylinder

W1 thickness W2 groove depths.

Specific implementation mode

The utility model has the first preferred embodiment of the I. C. engine steam cylinder structure of plating titanium layer, is set inside the cylinder 100 There is a piston 60, which is connected to a crankcase 70, this is connected to equipped with a bent axle 71 and one in the crankcase 70 Connecting rod 72 between bent axle 71 and piston 60, to drive the piston 60 to execute upper and lower displacement action, as shown in Figure 2.

As shown in Figures 1 and 3, the utility model has the first preferred embodiment of the I. C. engine steam cylinder structure of plating titanium layer, The cylinder 100 includes a cylinder body 10, a cylinder head 20, one plating titanium layer 30 and two side covers 40.

The cylinder body 10 is made by aluminium die-casting molding, and is enclosed by an external annulus 11 and the cylinder head 20 with one An air inlet 12 and an exhaust outlet 13 around the combustion chamber of formation 111, positioned at 111 both sides of combustion chamber, and it is located at the burning 111 side of room and two scavenging units 50 being staggered with the air inlet 12, exhaust outlet 13.In addition, the cylinder body 10 also has There are multiple cooling fins 14 being set in an outside wall surface 112, to have both cooling effect.

There is aforementioned scavenging unit 50 one first scavenging port 51 and one second scavenging port 52, the exhaust outlet 13 to abut in the combustion It burns room 111 and height is higher than the air inlet 12, the first scavenging port 51,52 height and position of the second scavenging port of aforementioned scavenging unit 50 Boundary is between the air inlet 12 and the exhaust outlet 13.In addition, aforementioned scavenging unit 50 also has an opening groove 53, a lateral connection Flank 54 in 53 stage casing of opening groove then forms first scavenging port 51 and between 54 both sides of flank and the opening groove 53 Two scavenging ports 52,54 thickness W1 of the flank are less than the groove depth W2 of the opening groove 53.

The plating titanium layer 30 is a plating titanium film, is coated on an internal face 113 of the external annulus 11 of the cylinder body 10, this In embodiment, the plating titanium film be by nickel 70-90%, titanium 5-15%, silicon carbide 5-15% material combined by form, be a kind of Ni-based Composite galvanized coating, also referred to as nickel silicon carbide electroplated layer.

Evagination protuberance is presented in aforementioned side cover 40,50 outside of each scavenging unit is covered on respectively, to close first scavenging port 51 and second scavenging port 52, and be formed between the external annulus 11 be generally inverted U shape sweep flow channel 55, internal combustion engine carries out When scavenging operation, exhaust gas is brought into from first scavenging port 51, by the scavenging runner 55 again by second scavenging port 52 towards this Exhaust outlet 13 discharges.In this case, each side cover 40 has first scarfing unit 41 for being set to lid edge, and the cylinder body 10 is also The second scarfing unit 15 for being set to the outside of the scavenging unit 50 with two, by the first scarfing unit 41 of the side cover 40 correspond to this Two scarfing units 15, and given using a gastight material 42 cemented, so that the side cover 40 is incorporated into the cylinder body 10.It should in this case Gastight material 42 is anaerobic curing acrylate.In Figure 5, the first scarfing unit 41 of the side cover 40 is protrusion, the cylinder body 10 the second scarfing unit 15 is a recess portion.

Further, the first scavenging port 51 of the scavenging unit 50 is to abut 10 bottom of cylinder body, and height will not be low In the air inlet 12, aforementioned second scavenging port 52 is to abut in the combustion chamber 111, and height is higher than air inlet 12, less than exhaust Mouth 13.

As shown in Figures 4 and 5, the utility model has the second preferred embodiment of the I. C. engine steam cylinder structure of plating titanium layer, The cylinder 100 includes a cylinder body 10, a cylinder head 20, one plating titanium layer 80 and two side covers 40.

In the second embodiment, the thin portion structure of the cylinder body 10, the cylinder head 20 and side cover 40 is with aforementioned first Embodiment is identical, is as the characteristics of the present embodiment：The plating titanium layer 80 is a titanizing film layer, is embedded in the cylinder body 10 On the internal face 113 of external annulus 11, the titanizing film layer by nickel 70-90%, titanium 5-15%, silicon carbide 5-15% material combined by and At.Shown in continuous reference Fig. 6 and Fig. 7, the internal face 113 of the external annulus 11 is equipped at least one sliding slot 16 and one extended longitudinally Locating slot 17 positioned at 16 inner end of sliding slot, the peripheral side of the plating titanium layer 80 are equipped with the sliding block 81 that one corresponds to the sliding slot 16 and at least One supplies the engaging portion 82 for being embedded at the locating slot 17.Whereby, the sliding block 81 of the titanizing film layer 80 is corresponded into cunning and is incorporated into the cylinder In the sliding slot 16 of ontology 10, and slightly exert force is pushed, you can the engaging portion 82 of 81 inner end of sliding block is enabled to be arranged in locating slot In 17, and then make being assembled in cylinder body 10 in dismountable group type of titanizing film layer 80.In Fig. 4, Fig. 7, sliding block 81, the sliding slot Though 16 only show one group, certainly also visual different use states and be set as multigroup, and the quantity of the locating slot 17, engaging portion 82 May be designed as it is multiple, as long as can achieve the purpose that it is sliding close clamping, belong to the operational mode of same concept in the present embodiment, this is not It repeats again.

Mentioned above, the utility model has in two embodiments of the I. C. engine steam cylinder structure of plating titanium layer, so as at this The internal face 113 of cylinder body 10 is equipped with plating titanium film or the plating titanium layer 30,80 of titanizing film layer, and can not only reinforce cylinder 100 makes The wearability of used time more takes into account the effect of heat dissipation, moreover, using the plating titanium layer 80 of dismountable group type, it can be convenient after abrasion In eliminating trade-in, after replacing with new plating titanium layer 80, you can restore wear-resisting, heat dissipation the effective utilization of cylinder body 10.

Therefore, compared to the use of existing film coating agent, substantive wear-resisting effectiveness can not be obtained；The utility model uses nickel Carbon nickel silicon carbide plating mode is formed with fixed plating titanium layer 30, or the plating titanium layer using dismountable group type in cylinder inner wall 80, it allows the internal face 113 of cylinder body 10 to dig and is formed with plating titanium film, titanizing film layer on the spot, incendiary effect can be carried out in cylinder When, reinforce wearability, heat dissipation effectiveness really, and using after abrasion, the plating titanium layer 80 of dismountable group type can give for a period of time To unload, as soon as replacing a new plating titanium layer 80, using effect can be restored again.

Due to internal combustion engine, its operation is not this case demand emphasis, so, in the utility model not elaborate it, Its operation mode is identical with previous internal combustion engine, repeats no more.

The above, only multiple preferred embodiments of the utility model, when the utility model cannot be limited with this The range of implementation, i.e., it is all according to simple equivalence changes made by present utility model application the scope of the claims and embodiment content with repair Decorations all should still belong in the range of the utility model patent covers.

Claims

1. a kind of I. C. engine steam cylinder structure with plating titanium layer, which is characterized in that include：

One cylinder body is die cast, has one to surround the combustion chamber formed by an external annulus and a cylinder head, is located at and is somebody's turn to do An air inlet and an exhaust outlet for combustion chamber both sides, and staggeredly set positioned at the combustion chamber side and with the air inlet, exhaust outlet The two scavenging units set；

One plating titanium layer, is arranged on an internal face of the external annulus of the cylinder body；

Two side covers are covered on respectively on the outside of aforementioned scavenging unit.

2. the I. C. engine steam cylinder structure with plating titanium layer as described in claim 1, it is characterised in that：The internal face of the external annulus It is located at the locating slot of sliding slot inner end equipped with a sliding slot extended longitudinally and one, the peripheral side of the plating titanium layer corresponds to equipped with one The sliding block of the sliding slot and at least one confession are embedded at the engaging portion of the locating slot.

3. the I. C. engine steam cylinder structure with plating titanium layer as described in claim 1, it is characterised in that：The scavenging of the cylinder body There is unit one first scavenging port and one second scavenging port, the side cover to close first scavenging port and second scavenging port, And be formed between the external annulus and sweep flow channel, when internal combustion engine carries out scavenging operation, exhaust gas is brought into from first scavenging port, It is discharged again towards the exhaust outlet by second scavenging port by the scavenging runner.

4. the I. C. engine steam cylinder structure with plating titanium layer as claimed in claim 3, it is characterised in that：Aforementioned scavenging unit also has There is an opening groove, one to be laterally connected in the flank in the opening groove stage casing, then formed between the flank both sides and the opening groove this One scavenging port and the second scavenging port, the flank thickness are less than the groove depth of the opening groove.

5. the I. C. engine steam cylinder structure with plating titanium layer as claimed in claim 3, it is characterised in that：Aforementioned first scavenging port is adjacent By the cylinder body bottom, and height is not less than the air inlet, and aforementioned second scavenging port is abutted in the combustion chamber, and height is high In air inlet, it is less than exhaust outlet.

6. the I. C. engine steam cylinder structure with plating titanium layer as described in claim 1, it is characterised in that：The cylinder body also has Multiple cooling fins being set in an outside wall surface.

7. the I. C. engine steam cylinder structure with plating titanium layer as described in claim 1, it is characterised in that：The cylinder body and each side Lid is all made by aluminium die-casting molding.

8. the I. C. engine steam cylinder structure with plating titanium layer as claimed in claim 3, it is characterised in that：The exhaust outlet is abutted in this Combustion chamber and height are higher than the air inlet, the first scavenging port of aforementioned scavenging unit, the second scavenging port height and position circle in this into Between gas port and the exhaust outlet.