CN205452115U - Locking formula on -off mechanism - Google Patents
Locking formula on -off mechanism Download PDFInfo
- Publication number
- CN205452115U CN205452115U CN201620173735.9U CN201620173735U CN205452115U CN 205452115 U CN205452115 U CN 205452115U CN 201620173735 U CN201620173735 U CN 201620173735U CN 205452115 U CN205452115 U CN 205452115U
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- China
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- latch
- interior axle
- shell
- double wedge
- locking piece
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Abstract
The utility model discloses a locking formula on -off mechanism, including sliding fit's interior axle and shell the guide way has been seted up to the left and right sides plane symmetry of interior axle, and the locking piece chamber in guide way and the interior axle communicates, sets up a pair of upper portion dogtooth and a pair of lower part dogtooth on the inner wall of shell, and each upper portion dogtooth and the protruding gear position in lower part are in the guide way that corresponds the side, locking piece intracavity is provided with the locking piece, and the bottom of locking piece is supported by the interior epaxial integrative rotation that a forms piece, the width of locking piece upper end is less than two minimum distance between the dogtooth of upper portion, and the upper left corner of locking piece sets up to the slope, and the upper right corner of locking piece is provided with and corresponds upper portion dogtooth complex breach the cover has the spring that can make interior axle reset on the shell. The utility model discloses a function of car car light switch, it is novel reasonable to have a design, practices thrift the design space, locking stable in structure, advantage that the part size was easily controlled.
Description
Technical field
This utility model relates to a kind of locking structure, particularly relates to a kind of locking type switching mechanism.
Background technology
Along with automobile is more and more universal, the riding experience of automobile is required more and more higher by people.Various car lights stand severe tests as well as long-time use of automobile consumer as the requisite parts of automobile, using of its switch.Existing switch internal structure mainly has two kinds, and one is that metal hanger coordinates Fructus Persicae core type lockable mechanism, and this structure easily causes metal hanger deformation, and another kind is that Plastic hanger coordinates Fructus Persicae core type lockable mechanism, and this structure easily causes Plastic hanger fracture.
Utility model content
Because the drawbacks described above of prior art, technical problem to be solved in the utility model is to provide a kind of locking type switching mechanism.
Technical solutions of the utility model are as follows: a kind of locking type switching mechanism, including the interior axle being slidably matched and shell, the lower end of interior axle is stretched in shell, left and right sides symmetry at described interior axle offers gathering sill, gathering sill connects with the latch chamber in interior axle, the inwall of shell arranges a pair top double wedge and a pair bottom double wedge, each top double wedge and bottom double wedge are positioned in the gathering sill of respective side；Described latch intracavity is provided with latch, and this latch is conflicted by the cavity wall of the wedge on its front end face or rear end face with latch chamber, and the bottom of latch is propped up block by rotation integral part of on interior axle and supported；The width of described latch upper end is less than the minimum range between two top double wedges, the upper left corner of latch is set to slope, the upper right corner of latch is provided with the breach coordinated with corresponding top double wedge, and the width of described latch lower end is more than the minimum range between two bottom double wedges；It is cased with the spring that interior axle can be made to reset on the housing.
Use above technical scheme, by axle in pressing, make interior axle produce relative motion in the enclosure, coordinate spring and latch simultaneously so that whole mechanism has initially successively, the motion flow of pressure, locking and four states of reset down to be to realize its function.During original state, latch upper end is positioned at the top of top double wedge, and its lower end is owing to being wider than the distance between the double wedge of top and in the lower section of top double wedge.During pressed status, axle in pressing, latch is along with moving downwardly together, owing to latch lower end is wider than the distance between the double wedge of bottom, so latch lower-left end is first conflicted by bottom double wedge, and bottom righthand side is unsettled, it is rotated a block simultaneously in the middle part of latch lower end and withstands, latch can be made to be tilted to the right.The latch upper right side breach being tilted to the right and the top double wedge engaging on right side so that interior axle cannot be pressed under continuing.In pressure, the external force of axle releases, interior axle moves upward under the action of the spring, by latch band to the left just, simultaneously because latch is vertically positioned between top double wedge and the bottom double wedge on right side, latch upper end props up top double wedge, lower end is by rotating the effect that a block upwards pushes up so that latch is stably stuck between shell and interior axle, and whole mechanism is in lockup state.Axle in pressure still further below, the lower-left end of latch is unsettled, bottom righthand side is conflicted, latch is tilted to the left, can release lockup state, the slope in its upper left corner touches the top double wedge in the upper left corner simultaneously, will not block latch, whole interior axle moves upward under the action of the spring, resets to original state.
This utility model achieves the function of automobile lamp switch, and this locking structure has stably firm, is unlikely to deform or damages and the beneficial effect of length in service life.
Described interior axle and shell are in cylindrical shape, and interior axle being provided with limit guide rail, and each limit guide rail extend in the spacing edge-cut being correspondingly arranged on shell, and is mutually slidably matched.For cylindric interior axle and shell, add limit guide rail and spacing edge-cut to prevent interior axle from rotating in the enclosure so that the operating of whole mechanism is more reliable and more stable.
It is equipped with short muscle in the underface of the described each limit guide rail of interior axle, and short muscle is slidably matched with described spacing edge-cut, described shell lower end is provided with the base of circular groove shape, and the upper end of described back-moving spring offsets with described short muscle, and the lower end of described back-moving spring is butted in the circular groove of described base.Short muscle and circular groove are that spring provides more stable and firm impetus.
The lower surface of described top double wedge is straight, the rectangular shape of breach in the described latch upper right corner.It is more stable that the lower surface that top double wedge is straight coordinates rectangular-shaped breach that it is mutually clamped, it is not easy to produces and skids or the situation of stress shakiness.
The cross section of described top double wedge and bottom double wedge is sector, and correspondingly, the cross section of described gathering sill is also fan-shaped.The top double wedge of fan shaped cross section and bottom double wedge make it more stable when being engaged with gathering sill, the most smooth and easy in sliding process.
In order to simplify structure, facilitating processing and fabricating, described latch chamber is cuboid.
The lower end of described latch is provided with and rotates the adaptive groove that a block upper end adapts.The setting of adaptive groove makes latch more smooth and easy during tilting, and does not produce retardance.
Beneficial effect: this utility model is novel rationally, simple in construction, compact, to install and use and more save space, accessory size is the most controlled, and this locking structure has stably firm, is unlikely to deform or damages and the advantage of length in service life.
Accompanying drawing explanation
Fig. 1 is structural representation of the present utility model.
Fig. 2 is original state schematic diagram of the present utility model.
Fig. 3 is the view that axle is pressed down in this utility model.
Fig. 4 is the view of axle locking in this utility model.
Fig. 5 is the view that axle resets in this utility model.
Detailed description of the invention
The utility model is described in further detail with embodiment below in conjunction with the accompanying drawings:
As shown in Figures 1 to 5, the present embodiment includes interior axle 1 and the shell 2 being slidably matched, and the lower end of interior axle 1 is stretched in shell 2.The left and right sides symmetry of interior axle 1 offers gathering sill 1d, gathering sill 1d connects with the latch chamber in interior axle 1, arranging a pair top double wedge 2a and a pair bottom double wedge 2b on the inwall of shell 2, each top double wedge 2a and bottom double wedge 2b is positioned in the gathering sill 1d of respective side.The cross section of top double wedge 2a and bottom double wedge 2b is sector, and correspondingly, the cross section of gathering sill 1d is also fan-shaped.Interior axle 1 and shell 2 are in cylindrical shape, and interior axle 1 being provided with limit guide rail 1a, and each limit guide rail 1a extend on shell 2 in the spacing edge-cut being correspondingly arranged, and is mutually slidably matched.Being equipped with short muscle 1b in the underface of interior each limit guide rail 1a of axle 1, and short muscle 1b is slidably matched with spacing edge-cut, shell 2 lower end is provided with the base 4 of circular groove 4a shape.Shell 2 is cased with the spring 3 that interior axle 1 can be made to reset.The upper end of back-moving spring 3 offsets with short muscle 1b, and the lower end of back-moving spring 3 is butted in the circular groove 4a of base 4.
As shown in Figures 2 to 5, latch chamber is cuboid, latch intracavity is provided with latch 5, this latch 5 is conflicted by the cavity wall of the wedge on its front end face or rear end face with latch chamber, and the bottom of latch 5 propped up block 1c by integral part of rotation on interior axle 1 and support, the lower end of latch 5 is provided with and rotates the adaptive groove that a block 1c upper end adapts.The width of latch 5 upper end is less than the minimum range between two top double wedge 2a, the upper left corner of latch 5 is set to slope, the upper right corner of latch 5 is provided with the breach coordinated with corresponding top double wedge 2a, and the lower surface of top double wedge 2a is straight, the rectangular shape of breach in latch 5 upper right corner.The width of latch 5 lower end is more than the minimum range between two bottom double wedge 2b.
In specific implementation process, as in figure 2 it is shown, original state, under the elastic force effect of spring 3, the top of latch 5 is positioned at above the double wedge 2a of top.As it is shown on figure 3, external force is applied downwardly to the upper end of interior axle 1, interior axle 1 moves downward, and enters into pressed status, and latch 5 moves downward along with interior axle.When the lower left corner of latch 5 touches the bottom double wedge 2b of lower-left, owing to latch 5 lower end is contacted by rotating a block 1c, producing the effect of lever, the upper end of latch 5 is tilted to the right.The breach of the upper right side of the latch 5 being tilted to the right and the top double wedge 2a card in the upper right corner merge conflicts so that external force cannot press interior axle 1 under continuing.Cancel external force, interior axle 1 moves upward under the effect of spring 3, just by latch 5 band to the left simultaneously, the upper end and the top double wedge 2a that make latch 5 conflict, lower end is by rotating the effect that a block 1c upwards pushes up, latch 5 is stably stuck between shell 2 and interior axle 1, enters the state of locking, as shown in Figure 4.Internally axle 1 is downwardly applied to external force again, conflicted by bottom-right bottom double wedge 2b in latch 5 lower right corner, by lever principle, the upper end of latch 5 is tilted to the left, lockup state releases, the slope in its upper left corner and the top double wedge 2a in the upper left corner touch simultaneously, and the top double wedge 2a not resulting in latch 5 and the upper left corner blocks, as shown in Figure 5.Owing to being affected by spring 3, latch 5 moves upward along with interior axle 1, resets to original state.
Preferred embodiment of the present utility model described in detail above.Should be appreciated that those of ordinary skill in the art just can make many modifications and variations according to design of the present utility model without creative work.Therefore, all technical staff in the art pass through the available technical scheme of logical analysis, reasoning, or a limited experiment on the basis of existing technology according to design of the present utility model, all should be in the protection domain being defined in the patent claims.
Claims (7)
1. a locking type switching mechanism, including the interior axle (1) being slidably matched and shell (2), the lower end of interior axle (1) is stretched in shell (2), it is characterized in that: the left and right sides symmetry described interior axle (1) offers gathering sill (1d), gathering sill (1d) connects with the latch chamber in interior axle (1), the inwall of shell (2) arranges a pair top double wedge (2a) and a pair bottom double wedge (2b), each top double wedge (2a) and bottom double wedge (2b) are positioned in the gathering sill (1d) of respective side；
Described latch intracavity is provided with latch (5), this latch (5) is conflicted by the cavity wall of the wedge on its front end face or rear end face with latch chamber, and the bottom of latch (5) is propped up block (1c) by the upper integral part of rotation of interior axle (1) and supported；The width of described latch (5) upper end is less than the minimum range between two top double wedges (2a), the upper left corner of latch (5) is set to slope, the upper right corner of latch (5) is provided with the breach coordinated with corresponding top double wedge (2a), and the width of described latch (5) lower end is more than the minimum range between two bottom double wedges (2b)；
Described shell (2) is cased with the spring (3) that interior axle (1) can be made to reset.
2. locking type switching mechanism as claimed in claim 1, it is characterized in that: described interior axle (1) and shell (2) are cylindrical shape, and to being provided with limit guide rail (1a) on interior axle (1), each limit guide rail (1a) extend on shell (2) in the spacing edge-cut being correspondingly arranged, and is mutually slidably matched.
3. locking type switching mechanism as claimed in claim 2, it is characterized in that: be equipped with short muscle (1b) in the underface of each limit guide rail of described interior axle (1) (1a), and short muscle (1b) is slidably matched with described spacing edge-cut, described shell (2) lower end is provided with the base (4) of circular groove (4a) shape, the upper end of described back-moving spring (3) offsets with described short muscle (1b), and the lower end of described back-moving spring (3) is butted in the circular groove (4a) of described base (4).
4. locking type switching mechanism as claimed in claim 1, it is characterised in that: the lower surface on described top double wedge (2a) is straight, the rectangular shape of breach in described latch (5) upper right corner.
5. the locking type switching mechanism as described in claim 1 or 4, it is characterized in that: the cross section of described top double wedge (2a) and bottom double wedge (2b) is sector, correspondingly, the cross section of described gathering sill (1d) is also fan-shaped.
6. locking type switching mechanism as claimed in claim 5, it is characterised in that: described latch chamber is cuboid.
7. the locking type switching mechanism as described in claim 1 or 6, it is characterised in that: the lower end of described latch (5) is provided with and rotates the adaptive groove that block (1c) upper end adapts.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620173735.9U CN205452115U (en) | 2016-03-04 | 2016-03-04 | Locking formula on -off mechanism |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620173735.9U CN205452115U (en) | 2016-03-04 | 2016-03-04 | Locking formula on -off mechanism |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205452115U true CN205452115U (en) | 2016-08-10 |
Family
ID=56605609
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620173735.9U Active CN205452115U (en) | 2016-03-04 | 2016-03-04 | Locking formula on -off mechanism |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205452115U (en) |
-
2016
- 2016-03-04 CN CN201620173735.9U patent/CN205452115U/en active Active
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |