CN201405984Y - Folder - Google Patents
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- CN201405984Y CN201405984Y CN2009201311337U CN200920131133U CN201405984Y CN 201405984 Y CN201405984 Y CN 201405984Y CN 2009201311337 U CN2009201311337 U CN 2009201311337U CN 200920131133 U CN200920131133 U CN 200920131133U CN 201405984 Y CN201405984 Y CN 201405984Y
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- CN
- China
- Prior art keywords
- box body
- folder
- pivot pin
- connecting rod
- elastic body
- 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.)
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Abstract
The utility model discloses a folder comprising a front box body, a rear box body, a hinge axis and a shaft pin, wherein the front box body and the rear box body are connected through the hinge axis,and closed locking between the rear box body and the front box body is achieved through the shaft pin; and an elastic body is embedded on a locking body in a position corresponding to the front end motion trail of the shaft pin. Because the elastic body is embedded in the corresponding position of the locking body, during the frequent opening and closing processes of the folder, when the tail endof the shaft pin is in contact with the locking body at the hinged position of the folder frequently and in contact with the position of the elastic body, the phenomena of finish paint abrasion or rustiness caused therefrom in the prior art can be avoided, thereby having no influences on appearances; and flaw caused by the design of the folder can be avoided under a condition of ensuring the security.
Description
[technical field]
The utility model relates to a kind of bindiny mechanism, especially refers to a kind of folder that is used for bicycle or Electrical Bicycle.
[background technology]
The existing folding bonded assembly folder that is used for bicycle or Electrical Bicycle, also claim the hinge latching device, generally comprise upper hinge, following hinge, hinge axis, pivot pin and Camlock free handle etc., on, following hinge one end is by hinge axis and both are hinged, be with the free handle of tool eccentric wheel structure on the hinge axis, this pivot pin comprises the axis body that is connected one with free handle, and the button that is connected in this axis body end is held body, and on, the buckleing of the corresponding pivot pin of the non-pin jointed end of following hinge held the body position and is provided with to buckle and holds groove, rotation by eccentric free handle makes to buckle to hold body and buckle and holds groove and buckle and hold or break away from, thereby makes, following hinge reaches locking or opens.
In Chinese patent CN03273316.X " hinge catch gear ", CN200420060695.4 " hinge latching device ", aforementioned structure is improved.In CN200420060695.4 " hinge latching device ", as shown in Figure 1, the hinge latching device comprises upper hinge 101, following hinge 102, elastic component 103, pivot pin 104 and hinge axis 105, upper and lower hinge 101,102 1 ends form hinged by hinge axis 105 connections, thereby make upper hinge 101 play hinge 102 rotations relatively for S. A. by this hinge axis 105, thereby realize the open and close between the upper and lower hinge 101,102.This mechanism is by perpendicular to the up and down pivot pin and the structure at articulated joint place and cooperating of elastic component up and down of hinge bearing of trend, realized that this upper and lower hinge can be by realizing opening or locking to the pivot pin application of force in the horizontal direction, so be difficult for because of being subjected to improperly external force to destroy locking state, thereby guarantee to lock safety.
In Chinese patent " bicycle folder ", as shown in Figure 2, folder has been carried out Continual Improvement, by setting up the connecting rod fastening mechanism, the front and back box body of folded box is played secondary locking and limits unexpected open effect, form two-fold locking and connect; Safety and reliability have been improved greatly.
As seen, safe reliability for locking, prior art is always in Continual Improvement, but in the folder that is similar to Fig. 2 structure, the buckleing of the corresponding pivot pin in hinged place between two box bodys held the body position and is provided with to buckle and holds groove, and under open mode, this pivot pin breaks away from this and buckles and hold groove, under closure state, this pivot pin is buckled in this and buckles and hold in the groove.In the frequent moving process of folder, terminal frequent the buckleing of grazing folder hinged place of pivot pin held body, and the lacquer painting scratch will appear in this position, with the passing of time also can cause getting rusty, and after the folder closure, this position just in time is revealed in the outside, and outward appearance is caused tangible adverse effect.Like this,, but find that it can cause tangible outward appearance flaw, may also can cause it to abandon selection this product even distributor or user know that the safety performance of this folder is higher perfectly well.
[summary of the invention]
This practical main purpose is: provide a kind of not only locking safe and reliable, and take into account the folder of outward appearance.
The purpose of this utility model is achieved in that a kind of folder, comprise preceding box body, back box body, hinge axis and pivot pin, box body, back box body connect by hinge axis before described, box body or back box body are provided with button and hold the body and the first fastening piece before described, described pivot pin is installed on described back box body or preceding box body, holds body and the first fastening piece is realized the closed and locked of described forward and backward box body by this button; Described button is held the corresponding described pivot pin nose motion track position of body and is embedded with elastic body.
Above-mentioned folder also comprises the connecting rod fastening mechanism; The front cabinet side edge of described folded box is provided with the second fastening piece, and described pivot pin is installed on described back box body; Described connecting rod fastening mechanism and described pivot pin are terminal to flexibly connect, and under the closed and locked state of described forward and backward box body, described connecting rod fastening mechanism one end is locked with the described second fastening piece, and described pivot pin is formed an axial application force of pushing.
Above-mentioned folder, described connecting rod fastening mechanism comprises free handle, movable rod, handle movable axis, connecting rod movable axis; Described free handle is connected by described handle movable axis and described pivot pin are terminal; Described movable rod is connected with described free handle by described connecting rod movable axis; Under the closed and locked state, the free end of described movable rod and the described second fastening piece fasten.
Above-mentioned folder, described button are held the corresponding described pivot pin nose motion track position in surface and are offered groove, and described elastic body correspondence is embedded in the described groove.
Above-mentioned folder, described groove and elastic body all are criss-cross, and described elastic body correspondence is embedded in the described groove.
Or above-mentioned folder, described elastic body comprises both arms, described both arms decussate, and one of them arm symmetry offers two screws; Described elastic body is held body by this two screw and described button and is spirally connected.
Above-mentioned folder, described elastic body are plastic parts or plastic-steel spare.
Above-mentioned folder, described elastomeric both arms become certain radian with inside bending; Hold with described button that the corresponding described groove of offering matches on the body.
Compare with above-mentioned prior art, the utlity model has following advantage:
Folder of the present utility model, because button is held in the body relevant position and has been embedded elastic body, in the frequent moving process of folder, buckleing when holding body of the terminal frequent grazing folder hinged place of pivot pin, contact with the elastic body of this position, just can not cause as lacquer painting scratch of the prior art or phenomenon such as cause getting rusty, can not influence outward appearance; When safety, reliability are improved, guaranteed that also outward appearance can not cause flaw because of the design of product.
Connecting rod fastening mechanism of the present utility model is arranged at a side box body, and button bit is arranged on the opposite side box body of folded box, during so closed fastening, more meets people's daily use habit, during use more smoothly.
[description of drawings]
Fig. 1 is the section plan of existing folder when being in locking state.
Fig. 2 is existing a kind of improved folder structural representation.
Fig. 3 is the lateral plan of the folder of the utility model embodiment one when being in locking state.
Fig. 4 is the lateral plan of the folder of the utility model embodiment one when being in opening.
Fig. 5 is the folder structural representation of the utility model embodiment one.
Fig. 6 is the elastomer structure scheme drawing of the utility model embodiment one.
[specific embodiment]
Below in conjunction with accompanying drawing, the utility model is described in further detail by specific embodiment:
Embodiment one:
See also Fig. 3 to Fig. 5, folder of the present utility model comprises folded box, connecting rod fastening mechanism.
Folded box comprises preceding box body 11, back box body 12, hinge axis 13, pivot pin 14, elastic component 15, preceding box body 11, back box body 12 1 ends form hinged by hinge axis 13 connections, thereby box body 11, back box body 12 can be the relative Unscrew of S. A. by this hinge axis 13 before making, thereby the open and close between box body 11, the back box body 12 before realizing.Elastic component 15 adopts spring.Pivot pin 14, elastic component 15 are installed in the box body 12 of back, meet at right angles with hinge axis 13, and preceding box body 11 is provided with the first fastening piece 111, and fastening piece 111 is provided with the groove 1110 that holds pivot pin 14; Under closure state, pivot pin 14 is locked in the groove 1110 of fastening piece 111, has realized that the locking of first between this forward and backward box body connects; And the fore-end of the connection elastic component 15 of pivot pin 14 then buckles in the button of preceding box body 11 and holds (not shown) in the blind hole of body 110, and this blind hole is positioned at the bearing of trend of this groove 1110; When removing closure state (when bicycle etc. fold), pivot pin 14 is extracted by external force, and front end breaks away from this blind hole, the locking of rear end disengaging groove 1110, and the front and back box body can hinge axis 13 be the relative Unscrew of S. A..In closed or the process opened, the front end of pivot pin 14 the buckleing of preceding box body 11 of can conflicting held body 110, and friction constantly can cause finish paint occurring along the correspondence position of hinge axis 13 hand of rotation and come off, and in the course of time, also can cause getting rusty; And under the folder closure state, this position just in time is revealed in appearance, can cause adverse effect to the overall appearance of product.Therefore, the folder that this is routine is held on body 110 these correspondence positions at the button of preceding box body 11, is provided with a groove that is " ten " font, wherein embeds the elastic body 16 of a respective shapes; Please refer to shown in Figure 6ly, these elastic body 16 both arms are crossed as " ten " font, are symmetrically arranged with two screws in the base on this arm, and buckleing of box body 11 held on the body 110 before being locked in by screw.This elastic body 16 can be a plastic parts, Rubber Parts or plastic-steel spare etc., the both arms of its " ten " font become certain radian with inside bending, detain the groove of holding on the body 110 to cooperate, it is identical with product finish paints such as bicycle that uses this folder or battery-driven cars that the color of elastic body 16 is selected for use, like this in closed or the process opened, the friction position of the nose motion track process of pivot pin 14 just in time is this elastic body 16, because this elastic body 16 is deformation nature preferably, cut etc. can not appear that finish paint comes off or in the friction of pivot pin 14 front ends, so can keep the outward appearance of product therefore not to be affected.
Please in conjunction with shown in Figure 4, the connecting rod fastening mechanism comprises free handle 21, movable rod 22, and the two flexibly connects with connecting rod movable axis 25, can be pivoted relatively; Free handle 21 flexibly connects handle movable axis 24 with the end of pivot pin 14, free handle 21 and relatively this axle be pivoted.When the free end button of movable rod 22 is located at the second fastening piece 112 of preceding box body 11 corresponding settings, it withholds the point of application, free handle 21 and movable rod 22 point of connection-connecting rod movable axis 25, free handle and pivot pin point of connection-handle movable axis 24, shape in an angle, under connecting rod fastening mechanism tightening state, form to the thrust of pivot pin 14 with to the pulling force of the second fastening piece 112 and form free handle to box body buckled up pressure.
The free end of movable rod 22 connects connecting rod catching groove 23, and connecting rod catching groove 23 can be fastened on the second fastening piece 112, locks.Its force analysis is roughly: with the second fastening piece 112 as the application force fulcrum; Under the application force of external force, decompose to produce one along pivot pin 14 axially inside push application force, make pivot pin 14 to being subjected to force direction deeply, thereby the front and back box body more can close fit; Under the effect of application force, make free handle 21 to moved by force direction, when the second fastening piece 112, handle movable axis 24, the effect of 25 3 formation bars of connecting rod movable axis thick stick, thereby free handle can not scattered with the elimination of application force.Be different from common eccentric free handle, when to this routine free handle application of force, leverage is that pivot pin is applied the pressure that presses down, and simultaneously forward and backward box body is applied coupling mechanism force and makes it more be difficult for getting loose, and simultaneously the front and back box body is played safe position-limiting action.
When closed folded box, axially outwards force on the free handle 21 along pivot pin 14, thereby the resistance pulling certain distance that overcomes elastic component 15 is in the part axis body of pivot pin 14 can the groove by fastening piece 121, unclamp pulling force, then the part axis body at the elastic force effect lower shaft pin 14 of elastic component 15 enters in the groove, realizes first of forward and backward box body is heavily locked purpose; Again with movable rod 22 free ends and 23 lockings of connecting rod hook axle; Free handle 21 is applied application force, under the application force of external force, decompose to produce one along pivot pin axially to internal pressure, make pivot pin to being subjected to force direction deeply, thereby realize that the second heavy locking connects.As seen, this routine structure has realized that to the front and back box body two-fold locking connects, and is safer reliable.Simultaneously, in this example, connecting rod fastening mechanism, pivot pin 14 are positioned at the back box body, and button is held body 110, the first fastening piece 111 and the second fastening piece 112 and is positioned at preceding box body, and the front and back box body is buckled back locking, so closed buckling procedure mode, the use habit that more meets the user, more smoothly.
Though the utility model discloses as above with preferred embodiment; so it is not in order to limit protection domain of the present utility model; any those skilled in the art; in the spirit and scope that do not break away from the utility model; when can doing a little change and retouching, so the protection domain of the utility model is applied for a patent the claim scope person of defining and is as the criterion when looking.For example, the material of elastic body 16 can be selected flexibly, and shape also is not limited to above-mentioned " ten " font, and the fastening mode of connecting rod fastening mechanism free end and preceding box body and concrete structure also can be done flexible design.
Claims (8)
1. folder, comprise preceding box body (11), back box body (12), hinge axis (13) and pivot pin (14), box body (11), back box body (12) connect by hinge axis (13) before described, box body (11) or back box body (12) are provided with button and hold the body (110) and the first fastening piece (111) before described, described pivot pin (14) is installed on described back box body (12) or preceding box body (11), holds the closed and locked of body (110) and the described forward and backward box body of the first fastening piece (111) realization by this button; It is characterized in that: described button is held the corresponding described pivot pin of body (110) (14) nose motion track position and is embedded with elastic body (16).
2. folder as claimed in claim 1 is characterized in that: also comprise the connecting rod fastening mechanism; Preceding box body (11) lateral margin of described folded box is provided with the second fastening piece (112), and described pivot pin (14) is installed on described back box body (12); Described connecting rod fastening mechanism and described pivot pin (14) are terminal to flexibly connect, under the closed and locked state of described forward and backward box body, the locking of described connecting rod fastening mechanism one end and the described second fastening piece (112) forms an axial application force of pushing to described pivot pin (14).
3. folder as claimed in claim 2 is characterized in that: described connecting rod fastening mechanism comprises free handle (21), movable rod (22), handle movable axis (24) and connecting rod movable axis (25); Described free handle (21) is connected by described handle movable axis (24) and described pivot pin (14) are terminal; Described movable rod (22) is connected with described free handle (21) by described connecting rod movable axis (25); Under the closed and locked state, the free end of described movable rod (22) and the described second fastening piece (112) fasten.
4. as each described folder among the claim 1-3, it is characterized in that: described button is held the corresponding described pivot pin nose motion track position in body (110) surface and is offered groove, and described elastic body (16) correspondence is embedded in the described groove.
5. folder as claimed in claim 4 is characterized in that: described groove and elastic body (16) all are criss-cross, and are bent into certain radian, and described elastic body correspondence is embedded in the described groove.
6. folder as claimed in claim 4 is characterized in that: described elastic body (16) comprises both arms, described both arms decussate, and one of them arm symmetry offers two screws; Described elastic body (16) is held body (110) by this two screw and described button and is spirally connected.
7. folder as claimed in claim 4 is characterized in that: described elastic body (16) is plastic parts or plastic-steel spare.
8. folder as claimed in claim 6 is characterized in that: the both arms of described elastic body (16) become certain radian with inside bending; Holding the last corresponding described groove of offering of body (110) with described button matches.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009201311337U CN201405984Y (en) | 2009-04-29 | 2009-04-29 | Folder |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009201311337U CN201405984Y (en) | 2009-04-29 | 2009-04-29 | Folder |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201405984Y true CN201405984Y (en) | 2010-02-17 |
Family
ID=41676911
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2009201311337U Expired - Fee Related CN201405984Y (en) | 2009-04-29 | 2009-04-29 | Folder |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201405984Y (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110550133A (en) * | 2018-06-04 | 2019-12-10 | 杨杰 | Folder special for folding tricycle and use method |
-
2009
- 2009-04-29 CN CN2009201311337U patent/CN201405984Y/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110550133A (en) * | 2018-06-04 | 2019-12-10 | 杨杰 | Folder special for folding tricycle and use method |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20100217 Termination date: 20150429 |
|
| EXPY | Termination of patent right or utility model |