CN203854781U - Fixed support with cam lock - Google Patents
Fixed support with cam lock Download PDFInfo
- Publication number
- CN203854781U CN203854781U CN201420204818.0U CN201420204818U CN203854781U CN 203854781 U CN203854781 U CN 203854781U CN 201420204818 U CN201420204818 U CN 201420204818U CN 203854781 U CN203854781 U CN 203854781U
- Authority
- CN
- China
- Prior art keywords
- cam
- fixed support
- pivot pin
- spring
- chute
- 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.)
- Expired - Lifetime
Links
- 238000005516 engineering process Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 1
- 230000002708 enhancing effect Effects 0.000 description 1
Abstract
The utility model provides a fixed support with a cam lock. The fixed support with the cam lock comprises a shaft pin, a spring, a device body, a cam and a rotation cover. The spring is wound on the shaft pin; a chute is arranged on the device body; a groove for accommodating the shaft pin is formed in the middle of the chute; the cam is arranged on the support; a shaft pin hole is formed in the middle of the cam; a clamp block is arranged on the bottom of the cam; the support is arranged in the chute movably through the clamp block; a clamp hook is arranged on side of the cam and clamps the device body; the other end of the cam is provided with an external fixing mechanism; a lug matched with the cam is arranged on the bottom of the rotation cover; the middle of the rotation cover is provided with a cam shaft hole; the shaft pin wound with the spring is arranged on the rotation cover by passing through the cam shaft hole; the rotation cover is rotated around the shaft pin, so that the lug on the bottom of the rotation cover is rotated between the locking position and the opening position of the cam. The fixed support is easy to assembly, no additional tool is needed, and disassembly is easy.
Description
Technical field
The utility model relates to a kind of fixed support, particularly a kind of fixed support of strap cam lock.
Background technology
The supports such as stopwatch, car running computer or navigating instrument on motor bike, bicycle generally adopt rubber ring, cableties at present, or screw locking, need to use special tool during use, neither attractive in appearance, use also inconvenient.In strenuous exercise, attendant equipment may come off.Along with the enhancing of function, attendant equipment volume and weight can increase, and current anchor fitting can not meet the demands completely.
In view of this, the utility model provides a kind of fixing support of cam lock that utilizes, and during use, does not need extra instrument, quick detachable, can adapt to the handlebar that varies in size.
Summary of the invention
Main purpose of the present utility model is to provide a kind of fixing support of being convenient to, and assembling easily, without extra instrument, quick detachable.
For solving the problems of the technologies described above, the utility model provides a kind of cam lock fixed support, comprises pivot pin, spring, device body, cam and swivelling cover.Described spring is wound on described pivot pin, described device body is provided with chute, the centre of described chute is provided with the groove of accommodating described pivot pin, described cam is arranged on support, and the centre of cam is provided with pin hole, and the bottom of cam is provided with fixture block, what described support moved by fixture block is placed in described chute, cam one side is provided with snap fit, blocks device body, and the other end of described cam is provided with external stability mechanism; Described swivelling cover bottom is provided with the projection coordinating with described cam, centre is provided with camshaft hole, the pivot pin that is wound with spring is placed on swivelling cover by described pin hole, and described swivelling cover rotates around described pivot pin, thereby its bottom projection rotates between the latched position of cam and open position.
Especially, the upper surface of described cam is provided with two the first symmetrical convex surfaces and two the second symmetrical convex surfaces.
Especially, in described camshaft hole, be provided with the locating platform of accommodating described pivot pin.
Especially, described spring is placed on described locating platform by spring washer.
Especially, the outside of described device body chute is provided with the engagement section engaging with described snap fit.
Compared with prior art, the projection that the utility model cam lock fixed support utilizes swivelling cover bottom rotates between the latched position of cam and open position, device body is locked and opened, can better fix device, and assembling easily, without extra instrument, and quick detachable.
[accompanying drawing explanation]
Fig. 1 is the perspective view of the utility model cam lock fixed support under lock-out state.
Fig. 2 is the support bracket fastened perspective exploded view of the utility model cam lock.
Fig. 3 is the structural representation of the utility model cam lock fixed support swivelling cover.
Fig. 4 is the schematic diagram of the utility model cam lock fixed support under opening.
Fig. 5 is the cutaway view under the utility model cam lock fixed support lock-out state.
Fig. 6 is the cutaway view under the utility model cam lock fixed support opening.
Fig. 7 is another cutaway view under the utility model cam lock fixed support opening.
[specific embodiment]
Now the utility model is described in further detail with the specific embodiment by reference to the accompanying drawings.
As specific embodiment of the utility model, refer to shown in Fig. 1, Fig. 2 and Fig. 3, a kind of cam lock fixed support, comprises pivot pin 10, spring 20, swivelling cover 30, device body 40 and cam 51.Described cam 51 one end are provided with a fixed mechanism 50, can regulate according to the size of handlebar, are fixed on bicycle handle 70.
Described swivelling cover 30 is a circular wheel, and its bottom is provided with projection 31, in the middle of swivelling cover 30, is provided with camshaft hole 33, in described camshaft hole 33, is provided with locating platform 32.Described pivot pin 10 tops are provided with a concave edge circle, and spring coil 20 is placed in described concave edge circle, and described device body 40 that will be fixing is provided with chute 41, and the centre of described chute 41 is provided with the groove 42 of accommodating pivot pin 10 bottoms.
Described cam 51 is located on support, the centre of described cam 51 is provided with pin hole 52, described swivelling cover 30 is provided with camshaft hole 33, cover has the pivot pin 10 of spring 20 and spring washer 60 through described camshaft hole 33 and pin hole 52, its pivot pin 10 bottoms are placed in described groove 42, and described spring washer 60 is placed on the locating platform 32 of described swivelling cover 30.The first convex surface 511 and second convex surface 512 of the described cam 51 of projection 31 contact of described swivelling cover 30 bottoms, and the height of the first convex surface 511 is less than the height of the second convex surface 512, and can be around described pivot pin 10 rotations.The bottom of described cam 51 is provided with fixture block 53, and cam 51 1 sides are provided with snap fit 54, and what described support moved by fixture block 53 is arranged in described chute 41, and described snap fit 54 blocks the engagement section 43 of device body 40.
When projection 31 contact the first convex surface 511, pivot pin 10 bottoms are positioned at described groove 42, and snap fit 54 engages with the engagement section 43 of described device body 40, and now the projection 31 of swivelling cover 30 bottoms is positioned at the latched position of cam 51, as shown in Figure 5; When swivelling cover 30 is on this basis after 90-degree rotation, the second convex surface 512 of the projection 31 contact cams 51 of swivelling cover 30 bottoms, now, the projection 31 of swivelling cover 30 bottoms is positioned at the open position of cam 51, under this state, swivelling cover 30 is elevated, by locating platform 32, pivot pin 10 is lifted, spring 20 is compressed, pivot pin 10 is from the interior disengaging of groove 42 of device body 40, as shown in Fig. 4, Fig. 6 and Fig. 7, now, by snap fit 54 43 releases from engagement section, device body 40 can be detached from support.
The above; it is only the specific embodiment of the present utility model; but protection domain of the present utility model is not limited to this; anyly be familiar with those skilled in the art in the technical scope that the utility model discloses; can expect easily changing or replacing, within all should being encompassed in protection domain of the present utility model.Therefore, protection domain of the present utility model should be as the criterion with the protection domain of claim.
Claims (5)
1. a cam lock fixed support, is characterized in that, comprising:
Pivot pin;
Spring, is wound on described pivot pin;
Device body, which is provided with chute, and the centre of described chute is provided with the groove of accommodating described pivot pin;
Cam, it is arranged on support, and the centre of described cam is provided with pin hole, the bottom of described cam is provided with fixture block, and what described support moved by fixture block is placed in described chute, and cam one side is provided with snap fit, block device body, the other end of described cam is provided with external stability mechanism;
Swivelling cover, its bottom is provided with the projection coordinating with described cam, and centre is provided with camshaft hole, and the pivot pin that is wound with spring is placed on swivelling cover by described pin hole, described swivelling cover rotates around described pivot pin, and its bottom projection rotates between the latched position of cam and open position.
2. cam lock fixed support according to claim 1, is characterized in that, the upper surface of described cam is provided with two the first symmetrical convex surfaces and two the second symmetrical convex surfaces.
3. cam lock fixed support according to claim 1, is characterized in that, is provided with the locating platform of accommodating described pivot pin in described camshaft hole.
4. cam lock fixed support according to claim 3, is characterized in that, described spring is placed on described locating platform by spring washer.
5. cam lock fixed support according to claim 1, is characterized in that, the outside of described device body chute is provided with the engagement section engaging with described snap fit.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420204818.0U CN203854781U (en) | 2014-04-24 | 2014-04-24 | Fixed support with cam lock |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420204818.0U CN203854781U (en) | 2014-04-24 | 2014-04-24 | Fixed support with cam lock |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203854781U true CN203854781U (en) | 2014-10-01 |
Family
ID=51604651
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420204818.0U Expired - Lifetime CN203854781U (en) | 2014-04-24 | 2014-04-24 | Fixed support with cam lock |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203854781U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104802889A (en) * | 2015-03-29 | 2015-07-29 | 成都晨电智能科技有限公司 | Fixing device of bicycle accessories |
-
2014
- 2014-04-24 CN CN201420204818.0U patent/CN203854781U/en not_active Expired - Lifetime
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104802889A (en) * | 2015-03-29 | 2015-07-29 | 成都晨电智能科技有限公司 | Fixing device of bicycle accessories |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |