CN206765427U - One kind is with dynamic head - Google Patents
One kind is with dynamic head Download PDFInfo
- Publication number
- CN206765427U CN206765427U CN201720313052.3U CN201720313052U CN206765427U CN 206765427 U CN206765427 U CN 206765427U CN 201720313052 U CN201720313052 U CN 201720313052U CN 206765427 U CN206765427 U CN 206765427U
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- Prior art keywords
- sliding
- piston ring
- annular base
- utility
- sliding block
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Abstract
The utility model provides one kind with dynamic head, including pressure head body；The pressure head body includes hollow cylinder and annular base；The annular base is horizontally disposed at least two sliding eyes；The sliding eye is internally provided with flexible member, and described flexible member one end is fixedly connected with the annular base, and the other end is connected with sliding block；The sliding block slides along the sliding eye；Brake block is provided with the cavity of the hollow cylinder.This programme can avoid piston ring deformed damaged.
Description
Technical field
Pressure head technical field, more particularly to one kind be the utility model is related to dynamic head.
Background technology
Piston ring (Piston Ring) is the becket for being embedded in inside piston groove, and piston ring is divided into two kinds：Compression
Ring and machine oil ring.Compression ring can be used to the burning mixture in sealing combustion room；Machine oil ring is then unnecessary on cylinder for striking off
Machine oil.Piston ring be it is a kind of there is the larger metallic elastic ring for expanding outwardly deformation, it is its corresponding that it is mounted to section
In annular groove.Reciprocal and rotary motion piston ring, by the pressure differential of gas or liquid, in ring periphery and cylinder and ring
Sealing is formed between a side of annular groove, scurries into crankcase to reduce combustion mixture to greatest extent, piston ring is
Multiple tracks, there is opening, be the installation of staggering that is open when mounted, only mutually stagger by certain position, form labyrinth type envelope gas circuit
Line, after gas is by each road compression ring mouth, pressure is remarkably decreased, and gas blowby amount is very small.
When carrying out the assembling of piston ring, taper sheath is placed on piston, by piston ring set on taper sheath, passes through pressure head
Piston ring press fitting is entered in piston groove.During press fitting, pressure head is pressed in the outer of piston ring, and piston ring is by the external expansion of taper sheath
Tension force and the downward pressing force of pressure head, because pressure head contacts with piston ring outer, piston ring internal modification downwards can be caused, from
And cause the deformation and damage of piston ring.
Utility model content
In view of this, the technical problems to be solved in the utility model is to provide one kind with dynamic head, can avoid piston ring
Deformed damaged.
What the technical solution of the utility model was realized in：
One kind is with dynamic head, including pressure head body；
The pressure head body includes hollow cylinder and annular base；
The annular base is horizontally disposed at least two sliding eyes；The sliding eye is internally provided with flexible member,
Described flexible member one end is fixedly connected with the annular base, and the other end is connected with sliding block；The sliding block is along the sliding eye
Slide；
Brake block is provided with the cavity of the hollow cylinder.
Preferably, the flexible member is adjustable spring.
Preferably, at least two sliding eye is set along the annular base diameter direction.
Preferably, at least two sliding eye is seven sliding eyes, and seven sliding eyes are evenly distributed on the circle
In annular base.
Preferably, it is provided with brake block in the cavity of the hollow cylinder.
The utility model proposes with dynamic head, the sliding eye of annular base, which is set, to have elastic component and sliding block, carries out
During assembling, sliding block is bonded with piston ring upper surface, is moved downward with dynamic head, and sliding block is transported under the extruding of taper sheath to sliding eye
It is dynamic, while be bonded with piston ring upper surface, so as to which sliding block can be bonded with piston ring upper surface all the time in assembling, make piston ring
Upper surface is pressed down on power by uniformly, avoids piston ring deformed damaged.
Brief description of the drawings
Fig. 1 is the sectional side elevation with dynamic head that the utility model embodiment proposes；
Fig. 2 is the upward view with dynamic head that the utility model embodiment proposes.
Embodiment
Below in conjunction with the accompanying drawing in the utility model embodiment, the technical scheme in the embodiment of the utility model is carried out
Clearly and completely describing, it is clear that described embodiment is only the utility model part of the embodiment, rather than whole
Embodiment.Based on the embodiment in the utility model, those of ordinary skill in the art are not under the premise of creative work is made
The every other embodiment obtained, belong to the scope of the utility model protection.
As depicted in figs. 1 and 2, the utility model embodiment proposes one kind with dynamic head, including pressure head body；
Pressure head body includes hollow cylinder 1 and annular base 2；
Annular base 2 is horizontally disposed at least two sliding eyes；Sliding eye is internally provided with flexible member 3, elasticity member
The one end of part 3 is fixedly connected with annular base 2, and the other end is connected with sliding block 4；Sliding block slides along sliding eye；
Brake block 5 is provided with the cavity of hollow cylinder.
It can be seen that the utility model embodiment proposition has elastic component with dynamic head, the sliding eye setting of annular base
And sliding block, when being assembled, sliding block is bonded with piston ring upper surface, is moved downward with dynamic head, extruding of the sliding block in taper sheath
It is lower to be moved to sliding eye, while be bonded with piston ring upper surface, so as to sliding block can in assembling all the time with piston ring upper surface
Fitting, makes piston ring upper surface be pressed down on power by uniformly, avoids piston ring deformed damaged.
In a preferred embodiment of the present utility model, flexible member is adjustable spring.
The effect of flexible member, which is to provide elastic force, makes sliding block close to taper sheath, spring due to being simple to manufacture, and can according to by
Various types is made in load situation, simple in construction, therefore most widely used.
In a preferred embodiment of the present utility model, at least two sliding eyes are set along annular base diameter direction
Put.
Sliding eye along annular base diameter direction set when, flexible member can point to center of circle side to the elastic force of sliding block
To so that sliding block can be squeezed on taper sheath, making the contact area of sliding block and piston ring constant, prevent piston annular strain.
In a preferred embodiment of the present utility model, at least two sliding eyes are seven sliding eyes, seven sliding eyes
It is evenly distributed in annular base.
By being uniformly arranged seven sliding eyes in annular base, so as to uniformly be applied by seven sliding blocks to piston ring
Add downward pressure assembling force, make being more uniformly stressed for piston ring, will not be locally deformed with.
In a preferred embodiment of the present utility model, brake block is provided with the cavity of hollow cylinder.
It is complete at the top of brake block top to taper sheath when piston ring is pressed into fixed position by being moved downward with dynamic head
Into press fitting；By changing the taper sheath of different height or converting the position of brake block, the press fitting position of piston ring can be adjusted
Put.
When being worked with dynamic head of the present embodiment proposition, spring promote sliding block to taper sheath, sliding block fitting piston ring；With
When dynamic head moves downward, piston ring struts, and sliding block moves into sliding eye, is bonded taper sheath under the action of the spring, i.e., sliding
Block bottom is bonded with piston ring top, and in whole work process, sliding block moves with the expansion of piston ring to sliding eye, protects all the time
To hold and be bonded with piston ring, the downward pressure assembling force so as to receive piston ring is evenly distributed on piston ring upper surface, so as to
Piston ring deformed damaged can be avoided.
In summary, the utility model embodiment can at least realize following effect：
In the utility model embodiment, the sliding eye setting of annular base has elastic component and sliding block, is assembled
When, sliding block is bonded with piston ring upper surface, is moved downward with dynamic head, and sliding block moves under the extruding of taper sheath to sliding eye,
It is bonded with piston ring upper surface, so as to which sliding block can be bonded with piston ring upper surface all the time in assembling, makes on piston ring simultaneously
Surface is pressed down on power by uniformly, avoids piston ring deformed damaged.
In the utility model embodiment, at least two sliding eyes are set along annular base diameter direction, can be prevented
Piston annular strain.
In the utility model embodiment, at least two sliding eyes are seven sliding eyes, and seven sliding eyes are evenly distributed on
In annular base, so as to uniformly apply downward pressure assembling force to piston ring by seven sliding blocks, make the stress of piston ring
More uniformly, will not be locally deformed with.
In the utility model embodiment, brake block is provided with the cavity of hollow cylinder, piston ring can be adjusted
It is pressed position.
It is last it should be noted that：Preferred embodiment of the present utility model is the foregoing is only, is merely to illustrate this practicality
New technical scheme, is not intended to limit the scope of protection of the utility model.It is all the spirit and principles of the utility model it
Interior done any modification, equivalent substitution and improvements etc., are all contained in the scope of protection of the utility model.
Claims (5)
1. one kind is with dynamic head, it is characterised in that including pressure head body；
The pressure head body includes hollow cylinder and annular base；
The annular base is horizontally disposed at least two sliding eyes；The sliding eye is internally provided with flexible member, described
Flexible member one end is fixedly connected with the annular base, and the other end is connected with sliding block；The sliding block slides along the sliding eye；
Brake block is provided with the cavity of the hollow cylinder.
2. as claimed in claim 1 with dynamic head, it is characterised in that the flexible member is adjustable spring.
3. as claimed in claim 1 with dynamic head, it is characterised in that at least two sliding eye is along the annular base
Diametric(al) is set.
4. as claimed in claim 3 with dynamic head, it is characterised in that at least two sliding eye is seven sliding eyes, institute
Seven sliding eyes are stated to be evenly distributed in the annular base.
5. as described in claim any one of 1-4 with dynamic head, it is characterised in that set in the cavity of the hollow cylinder
There is brake block.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720313052.3U CN206765427U (en) | 2017-03-28 | 2017-03-28 | One kind is with dynamic head |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720313052.3U CN206765427U (en) | 2017-03-28 | 2017-03-28 | One kind is with dynamic head |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206765427U true CN206765427U (en) | 2017-12-19 |
Family
ID=60633293
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720313052.3U Active CN206765427U (en) | 2017-03-28 | 2017-03-28 | One kind is with dynamic head |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206765427U (en) |
-
2017
- 2017-03-28 CN CN201720313052.3U patent/CN206765427U/en active Active
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| GR01 | Patent grant |