CN205806153U - A kind of spring retaining mechanism - Google Patents
A kind of spring retaining mechanism Download PDFInfo
- Publication number
- CN205806153U CN205806153U CN201620517423.5U CN201620517423U CN205806153U CN 205806153 U CN205806153 U CN 205806153U CN 201620517423 U CN201620517423 U CN 201620517423U CN 205806153 U CN205806153 U CN 205806153U
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- China
- Prior art keywords
- sleeve
- hole
- bearing pin
- spring
- pin
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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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Abstract
The utility model discloses a kind of spring retaining mechanism.Described spring retaining mechanism includes: sleeve, and one end of described sleeve is provided with the first hole, and the other end is provided with the second hole, and the diameter in described first hole is more than the diameter in described second hole；The one end with the first hole is the big end of sleeve, and the one end with the second hole is sleeve small end；Being provided with two radial passages on sleeve small end, one of them extended distance is more than another extended distance, and the radial passage that extended distance is big is the first radial passage, and the radial passage that extended distance is little is the second radial passage；Handle；Described handle has receiving portion；Receiving portion is to prominent thus form protuberance away from receiving portion direction；Bearing pin, bearing pin includes bearing pin head and pin body；Spring and pin.Use this structure, it is possible to solve and prior art wants to need not external force when bearing pin is under the compressive state of spring and is maintained at the problem that this state cannot realize.
Description
Technical field
This utility model relates to being mechanically fixed mechanism technology field, particularly relates to a kind of spring retaining mechanism.
Background technology
Spring retaining mechanism is a kind of important to be mechanically fixed mechanism, and it is widely used in the lock of various mechanical part
Fixed, especially on the positive lock of movable part, spring retaining mechanism plays an important role.
The spring retaining mechanism of prior art is mainly made up of bearing pin, spring, sleeve and handle.Wherein, sleeve is hollow
Structure, its structure that is connected with handle is integral, and is circumferentially positioned on bearing pin, and this sleeve, handle and bearing pin three constitute one
Inner chamber, is provided with spring around bearing pin in this inner chamber.By bearing pin stretching motion in sleeve, spring can be compressed
Or bounce-back.
But, prior art is exerted a force by handle, makes bearing pin realize bearing pin under the compression or rebound effect of spring
Flexible.But when wanting to need not external force when bearing pin is under the compressive state of spring and be maintained at this state, prior art cannot be real
Existing.
Thus, it is desirable to have a kind of technical scheme overcomes or at least alleviates at least one drawbacks described above of prior art.
Utility model content
The purpose of this utility model is provide a kind of spring retaining mechanism to overcome or at least alleviate in prior art
At least one drawbacks described above.
For achieving the above object, this utility model provides a kind of spring retaining mechanism, and described spring retaining mechanism includes: set
Cylinder, one end of described sleeve is provided with the first hole of the axial direction extension along sleeve, the other end of described sleeve is arranged
Having the second hole of the axial direction extension along sleeve, described first hole is intersected at the axial direction of sleeve with described second hole, institute
State the diameter diameter more than described second hole in the first hole；One end with the first hole of described sleeve is referred to as the big end of sleeve, institute
The one end with the second hole stating sleeve is referred to as sleeve small end；Two radial passages, two footpaths it are provided with on described sleeve small end
Intersect to passage, and joining be through the central axis of described sleeve, two radial passages all on the axial direction of sleeve to
The big end of sleeve of sleeve extends, and one of them extended distance is more than another extended distance, and the radial passage that extended distance is big claims
Being the first radial passage, the radial passage that extended distance is little is referred to as the second radial passage；Handle, described handle is suitable for being installed to institute
State the sleeve small end of sleeve；Described handle has receiving portion；Described accommodation section is to prominent thus formed prominent away from receiving portion direction
Go out portion；Handle connecting hole it is provided with on described handle；Bearing pin, described bearing pin includes bearing pin head and pin body, described pin
Described bearing pin connecting hole radially it is provided through on one end away from described bearing pin head of axle body；Spring；And pin；
Wherein, in installation site, described spring is arranged in described sleeve, and one end of described spring against described first hole with described
Second hole intersection location；First hole of described sleeve is suitable to make bearing pin stretch into described sleeve from the first hole；Described bearing pin
Pin body runs through described spring from the other end of described spring, and runs through described second hole, and part stretches out described second hole；
The other end of described spring is against described bearing pin head；Described accommodation section is suitable to can accommodate from described second hole extension
Pin body, described handle connecting hole is connected by pin with the connecting hole in described pin body；Described protuberance is suitable to energy
Reach or be contained in described first radial passage or be suitable to partly be contained in the second radial passage.
Preferably, described handle connecting hole is riveted by pin with the connecting hole in described pin body, and described pin
Two ends rivet tightly file finishing.
Preferably, described first hole is more than described second hole at described set at the extended distance of the axial direction of described sleeve
The extended distance of the axial direction of cylinder.
Preferably, described first radial passage is mutually perpendicular to intersect with described second radial passage.
Preferably, described connecting hole is through the central axis of described bearing pin.
Preferably, described first radial passage exists less than or equal to described second hole at the extended distance of the axial direction of sleeve
The extended distance of the direction.
Preferably, the size of the axial direction of described bearing pin is more than the size of the axial direction of described sleeve.
Spring retaining mechanism of the present utility model, after installation puts in place, is stretched by handle thus drives bearing pin, by bearing pin
Drive telescopic spring, when needs keep spring to be impaction state, handle is rotated, allows protuberance and the second radial passage join
Close, so that spring keeps impaction state, and when need not keep impaction state, handle being rotated, allowing protuberance and first
Radial passage coordinates, so that spring returns initial conditions.Thus solve in prior art when bearing pin is at the compression shape of spring
Want time under state to need not external force and be maintained at the problem that this state cannot realize.
Accompanying drawing explanation
Fig. 1 is the structural representation of the spring retaining mechanism according to this utility model one embodiment.
Fig. 2 is the schematic cross-section of the spring retaining mechanism of embodiment illustrated in fig. 1.
Fig. 3 is the structural representation of the sleeve in embodiment illustrated in fig. 1.
Fig. 4 is another structural representation of the sleeve shown in Fig. 3.
Fig. 5 is the structural representation of the handle in the spring retaining mechanism shown in Fig. 1.
Reference:
| 1 | Sleeve | 22 | Handle connecting hole |
| 11 | First hole | 3 | Bearing pin |
| 12 | Second hole | 31 | Bearing pin head |
| 13 | First radial passage | 32 | Pin body |
| 14 | Second radial passage | 4 | Spring |
| 2 | Handle | 5 | Pin |
| 21 | Protuberance |
Detailed description of the invention
Clearer, below in conjunction with this utility model for the purpose making this utility model implement, technical scheme and advantage
Accompanying drawing in embodiment, is further described in more detail the technical scheme in this utility model embodiment.In the accompanying drawings, ad initio
Represent same or similar element to same or similar label eventually or there is the element of same or like function.Described reality
Executing example is a part of embodiment of this utility model rather than whole embodiments.The embodiment described below with reference to accompanying drawing
It is exemplary, it is intended to be used for explaining this utility model, and it is not intended that to restriction of the present utility model.New based on this practicality
Embodiment in type, the every other enforcement that those of ordinary skill in the art are obtained under not making creative work premise
Example, broadly falls into the scope of this utility model protection.Below in conjunction with the accompanying drawings embodiment of the present utility model is described in detail.
In description of the present utility model, it is to be understood that term " " center ", " longitudinally ", " laterally ", "front", "rear",
The orientation of the instruction such as "left", "right", " vertically ", " level ", " top ", " end " " interior ", " outward " or position relationship are for based on accompanying drawing institute
The orientation shown or position relationship, be for only for ease of description this utility model and simplify description rather than instruction or hint indication
Device or element must have specific orientation, with specific azimuth configuration and operation, therefore it is not intended that to this practicality
The restriction of novel protected scope.
Fig. 1 is the structural representation of the spring retaining mechanism according to this utility model one embodiment.Fig. 2 is real shown in Fig. 1
Execute the schematic cross-section of the spring retaining mechanism of example.Fig. 3 is the structural representation of the sleeve in embodiment illustrated in fig. 1.Fig. 4 is figure
Another structural representation of sleeve shown in 3.Fig. 5 is the structural representation of the handle in the spring retaining mechanism shown in Fig. 1.
Spring retaining mechanism as shown in Figures 1 to 5 includes sleeve 1, handle 2, bearing pin 3, spring 4 and pin 5；Sleeve
It is provided with the first hole 11 of the axial direction extension along sleeve on one end of 1, the other end of sleeve 1 is provided with the axle along sleeve
To the second hole 12 of direction extension, the first hole 11 is intersected at the axial direction of sleeve with the second hole 12, and the diameter in the first hole 11 is big
Diameter in the second hole 12；One end with the first hole of sleeve 1 is referred to as the big end of sleeve, one end with the second hole of sleeve 1
It is referred to as sleeve small end；Being provided with two radial passages on sleeve small end, two radial passages are intersected, and joining is through sleeve
Central axis, two radial passages all extend to the big end of the sleeve of sleeve on the axial direction of sleeve, one of them extend away from
From more than another extended distance, the radial passage that extended distance is big is referred to as the first radial passage 13, the radial direction that extended distance is little
Passage is referred to as the second radial passage 14；Handle 2 is suitable for being installed to the sleeve small end of described sleeve 1；Handle has receiving portion；Accommodate
Portion is to prominent thus form protuberance 21 away from receiving portion direction；Handle connecting hole 22 it is provided with on handle；Bearing pin 3 includes bearing pin
Head 31 and pin body 32, one end away from bearing pin head 31 of pin body 32 is provided through bearing pin company radially
Connect hole；
In installation site, spring 4 is arranged in sleeve 1, and one end of spring 4 intersects position against the first hole with the second hole
Put；First hole 11 of sleeve 1 is suitable to make bearing pin 3 stretch into sleeve 1 from the first hole；The pin body 32 of bearing pin 3 is from spring 4
The other end runs through spring, and runs through the second hole 11, and part stretches out the second hole 12；The other end of spring 4 is against bearing pin head 31；
Receiving portion is suitable to accommodate the pin body 32 from the second hole extension, handle connecting hole 22 and the company in pin body 32
Connect hole to be connected by pin 5；Protuberance 21 is suitable to or to be contained in the first radial passage 13 or be suitable to part be contained in second
Radial passage 14.
Spring retaining mechanism of the present utility model, after installation puts in place, is stretched by handle thus drives bearing pin, by bearing pin
Drive telescopic spring, when needs keep spring to be impaction state, handle is rotated, allows protuberance and the second radial passage join
Close, so that spring keeps impaction state, and when need not keep impaction state, handle being rotated, allowing protuberance and first
Radial passage coordinates, so that spring returns initial conditions.Thus solve in prior art when bearing pin is at the compression shape of spring
Want time under state to need not external force and be maintained at the problem that this state cannot realize.
In the present embodiment, handle connecting hole is riveted by pin with the connecting hole in pin body, and the two ends of pin
Rivet tightly file finishing.Use this structure, prevent pin from scratching user.
In the present embodiment, the first hole is more than the axial side at sleeve, second hole at the extended distance of the axial direction of sleeve
To extended distance.
In the present embodiment, the first radial passage is mutually perpendicular to intersect with the second radial passage.Use this structure can
Make being evenly distributed of power when bearing shearing force of sleeve.
In the present embodiment, connecting hole is through the central axis of bearing pin.Use this structure, it is possible to make the stress of bearing pin not
Can be owing to there is this connecting hole and unbalance stress.
In the present embodiment, the first radial passage is less than or equal to the second hole at this at the extended distance of the axial direction of sleeve
The extended distance in direction.
In the present embodiment, the size of the axial direction of described bearing pin is more than the size of the axial direction of described sleeve.
Last it is noted that above example is only in order to illustrate the technical solution of the utility model, rather than it is limited
System.Although being described in detail this utility model with reference to previous embodiment, those of ordinary skill in the art should manage
Solve: the technical scheme described in foregoing embodiments still can be modified by it, or enters wherein portion of techniques feature
Row equivalent；And these amendments or replacement, do not make the essence of appropriate technical solution depart from each embodiment of this utility model
The spirit and scope of technical scheme.
Claims (7)
1. a spring retaining mechanism, it is characterised in that described spring retaining mechanism includes:
Sleeve (1), one end of described sleeve (1) is provided with first hole (11) of the axial direction extension along sleeve, described set
The second hole (12) that the axial direction along sleeve extends, described first hole (11) and described the it is provided with on the other end of cylinder (1)
Two holes (12) are intersected at the axial direction of sleeve, and the diameter of described first hole (11) is more than the diameter of described second hole (12)；Institute
The one end with the first hole stating sleeve (1) is referred to as the big end of sleeve, and one end with the second hole of described sleeve (1) is referred to as sleeve
Small end；Being provided with two radial passages on described sleeve small end, two radial passages are intersected, and joining is through described sleeve
Central axis, two radial passages all extend to the big end of the sleeve of sleeve on the axial direction of sleeve, one of them extend away from
From more than another extended distance, the radial passage that extended distance is big is referred to as the first radial passage (13), the footpath that extended distance is little
It is referred to as the second radial passage (14) to passage；
Handle (2), described handle (2) is suitable for being installed to the sleeve small end of described sleeve (1)；Described handle has receiving portion；Institute
State receiving portion to prominent thus form protuberance (21) away from receiving portion direction；Handle connecting hole it is provided with on described handle
(22)；
Bearing pin (3), described bearing pin (3) includes bearing pin head (31) and pin body (32), described pin body (32) remote
Described bearing pin connecting hole radially it is provided through on one end of described bearing pin head (31)；
Spring (4)；And
Pin (5)；Wherein, in installation site,
In described spring (4) is arranged on described sleeve (1), and one end of described spring (4) is against described first hole and described the
Two hole intersection location；
First hole (11) of described sleeve (1) is suitable to make bearing pin (3) stretch into described sleeve (1) from the first hole；
The pin body (32) of described bearing pin (3) runs through described spring from the other end of described spring (4), and runs through described second
Hole (11), and partly stretch out described second hole (12)；The other end of described spring (4) is against described bearing pin head (31)；
Described accommodation section is suitable to accommodate the pin body (32) from described second hole extension, described handle connecting hole
(22) it is connected by pin (5) with the connecting hole in described pin body (32)；
Described protuberance (21) is suitable to or to be contained in described first radial passage (13) or be suitable to part be contained in the second footpath
To passage (14).
2. spring retaining mechanism as claimed in claim 1, it is characterised in that on described handle connecting hole and described pin body
Connecting hole riveted by pin, and rivet tightly file finishing in the two ends of described pin.
3. spring retaining mechanism as claimed in claim 2, it is characterised in that described first hole is at the axial direction of described sleeve
Extended distance more than described second hole at the extended distance of the axial direction of described sleeve.
4. spring retaining mechanism as claimed in claim 3, it is characterised in that described first radial passage is with described second radially
Passage is mutually perpendicular to intersect.
5. spring retaining mechanism as claimed in claim 4, it is characterised in that described connecting hole is through the central shaft of described bearing pin
Line.
6. spring retaining mechanism as claimed in claim 4, it is characterised in that described first radial passage is in the axial side of sleeve
To extended distance less than or equal to described second hole at the extended distance of the direction.
7. spring retaining mechanism as claimed in claim 6, it is characterised in that the size of the axial direction of described bearing pin is more than institute
State the size of the axial direction of sleeve.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620517423.5U CN205806153U (en) | 2016-05-31 | 2016-05-31 | A kind of spring retaining mechanism |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620517423.5U CN205806153U (en) | 2016-05-31 | 2016-05-31 | A kind of spring retaining mechanism |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205806153U true CN205806153U (en) | 2016-12-14 |
Family
ID=57502679
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620517423.5U Active CN205806153U (en) | 2016-05-31 | 2016-05-31 | A kind of spring retaining mechanism |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205806153U (en) |
-
2016
- 2016-05-31 CN CN201620517423.5U patent/CN205806153U/en active Active
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |