CN200977777Y - Leverage clip mechanism - Google Patents
Leverage clip mechanism Download PDFInfo
- Publication number
- CN200977777Y CN200977777Y CN 200620121396 CN200620121396U CN200977777Y CN 200977777 Y CN200977777 Y CN 200977777Y CN 200620121396 CN200620121396 CN 200620121396 CN 200620121396 U CN200620121396 U CN 200620121396U CN 200977777 Y CN200977777 Y CN 200977777Y
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- CN
- China
- Prior art keywords
- lever
- clamp mechanism
- ring
- lever clamp
- substrate
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- Expired - Fee Related
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Abstract
Disclosed is a lever folder mechanism. The mechanism comprises a base plate, two ring departments which are fixed and installed on the base plate as well as two ring elements, consisting of another two ring departments, which are movably installed on the base plate, an elastic component which the ring element can be pushed from the base plate by the flexibility, a convex department heaved upward from the base plate, a lever case which can be installed to the convex department for the contact with the ring element and which is used to suppress the ring part on the base plate or shift from the base plate so that open and close the lever folder mechanism. Wherein, the lever case is provided that the rotation upward far from the base plate makes the lever case close and the rotation downward forward to the base plate makes the lever case open. The lever case of the utility model is more close to the base plate when the lever case is opened and basically do not occupy the gap between two relative ring departments, also very convenient to live or take the loose-leaf paper.
Description
Technical field
The utility model relates to a kind of lever clamp mechanism.
Background technology
Lever clamp mechanism is a kind of stationery that is widely used for depositing such as pages such as loose leaf papers.The applicant's Chinese patent 01124645.6 discloses a kind of lever clamp mechanism, and this lever clamp mechanism comprises flat substantially substrate; Be spaced from each other and be fixedly secured to two ring portions of a vertical sidepiece of substrate at the one end, two ring portions vertically extend upward substantially from substrate, and slightly crooked to form bend at its other end; Be spaced from each other and be installed to two other ring portion of another vertical sidepiece of substrate at the one end movably, two other ring portion vertically extends upward substantially from substrate, and also form other bend at its other end, so that when lever clamp mechanism is closed, cooperate the formation closed hoop with the bend of two ring portion other ends, described two other ring portion interconnects by connecting portion at the end near substrate with being integral, so that described two other ring portion moves together, described connecting portion partly forms the bend of U-shaped substantially towards substrate center's bending therebetween; Upwards bend at upright substantially lug boss of portion of substrate center formation by cutting substrate and with cutting part; The one side is installed in the cutting groove that described another the vertical sidepiece of adjacent substrates forms, opposite side is flexibly against the spring leaf of the bend of the U-shaped substantially downside of described connecting portion, described spring leaf is used for described connecting portion is pushed away described base plan, thereby cause described two other ring portion to move together and leave hard-wired two ring portions, to open lever clamp mechanism; And being pivotally mounted to lever on the described lug boss, described lever has roller in the end that it is installed on the described lug boss.Rotate described lever by pushing downwards, can make roller overcome the upwards thrust of described spring leaf and move to along direction described connecting portion is pressed against position on the substrate away from lever handle portion, move to together and hard-wired two contacted positions of ring portion thereby drive described two other ring portion, form closed hoop; By making progress away from the described lever of substrate rotating, can make roller move to the position that releasing is pressed described connecting portion along direction towards lever handle portion, thereby make described connecting portion under the thrust that makes progress of described spring leaf, move apart substrate, cause described two other ring portion to move and leave hard-wired two ring portions together, ring is opened in formation, to open lever clamp mechanism.
In the lever clamp mechanism of this prior art, make the lever clamp mechanism closure by pushing rotating lever downwards, by upwards making lever clamp mechanism open away from the substrate rotating lever.In this case, when opening lever clamp mechanism, lever is in the position that upwards raises, and in occupation of the gap between two relative ring portions opening, thereby the access of obstruction loose leaf paper causes the access loose leaf paper very inconvenient.
Thereby, be necessary the lever clamp mechanism of prior art is improved.
The utility model content
The problem that the utility model exists at the lever clamp mechanism of above-mentioned prior art and proposing.
Therefore, a purpose of the present utility model provides a kind of lever clamp mechanism, the gap between its two relative ring portions that can when opening lever clamp mechanism, make lever not occupy to open, thus be convenient to the access loose leaf paper.
According to the utility model, a kind of lever clamp mechanism is provided, described lever clamp mechanism comprises:
Flat substrate;
Be fixedly mounted in that on the described substrate two are spaced from each other and parallel ring portion and movably be installed in ring component on the described substrate, described ring component comprises also two the parallel other ring portions that are spaced from each other, described two ring portions and described two other ring portions relatively are provided with respectively mutually, make that mutual respectively two relative ring portions can form closed hoop when described ring component moved;
One end is installed on the described substrate, its other end is against the elastic component of described ring component, is used for by elastic force described ring component being pushed away described substrate;
From the lug boss of described substrate to upper process; And
Be pivotally mounted on the described lug boss so that the leverage that contacts with described ring component, described leverage is used to make described ring component to press against or move apart described substrate, with closed or open described lever clamp mechanism;
Wherein, described leverage is configured to by upwards making described lever clamp mechanism closure away from substrate rotating and by towards substrate rotating described lever clamp mechanism being opened downwards.
According to lever clamp mechanism of the present utility model, because leverage is configured to by upwards making the lever clamp mechanism closure away from substrate rotating, by towards substrate rotating lever clamp mechanism being opened downwards, therefore, when lever clamp mechanism is opened, leverage near substrate, does not occupy the gap between two relative ring portions opening more basically, is convenient to very much the access loose leaf paper.
Description of drawings
Fig. 1 is the exploded perspective view according to the lever clamp mechanism of the utility model first embodiment;
Fig. 2 is the stereogram that is in closure state according to the lever clamp mechanism of the utility model first embodiment;
Fig. 3 is the opposite side stereogram that is in closure state according to the lever clamp mechanism of the utility model first embodiment;
Fig. 4 is the bottom side perspective view that is in closure state according to the lever clamp mechanism of the utility model first embodiment;
Fig. 5 is the stereogram that is in open mode according to the lever clamp mechanism of the utility model first embodiment;
Fig. 6 is the opposite side stereogram that is in open mode according to the lever clamp mechanism of the utility model first embodiment;
Fig. 7 is the bottom side perspective view that is in open mode according to the lever clamp mechanism of the utility model first embodiment;
Fig. 8 A is the stereogram according to the ring component of the lever clamp mechanism of the utility model first embodiment;
Fig. 8 B is the side view according to the ring component of the lever clamp mechanism of the utility model first embodiment;
Fig. 8 C is the enlarged drawing of the part of drawing a circle among Fig. 8 B;
Fig. 9 is the exploded perspective view according to the lever clamp mechanism of the utility model second embodiment
Figure 10 is the stereogram that is in closure state according to the lever clamp mechanism of the utility model second embodiment;
Figure 11 is the opposite side stereogram that is in closure state according to the lever clamp mechanism of the utility model second embodiment;
Figure 12 is the bottom side perspective view that is in closure state according to the lever clamp mechanism of the utility model second embodiment;
Figure 13 is the stereogram that is in open mode according to the lever clamp mechanism of the utility model second embodiment;
Figure 14 is the opposite side stereogram that is in open mode according to the lever clamp mechanism of the utility model second embodiment; And
Figure 15 is the bottom side perspective view that is in open mode according to the lever clamp mechanism of the utility model second embodiment.
The specific embodiment
Fig. 1-7 has shown the lever clamp mechanism 100 according to the utility model first embodiment.Lever clamp mechanism 100 according to the utility model first embodiment comprises flat substantially substrate 101.Install two regularly at a vertical sidepiece of substrate 101 and be spaced from each other and parallel 103, two ring portions 103 of ring portion vertically extend upward substantially from substrate 101, and slightly crooked at its free end to form bend.Another vertical sidepiece at substrate 101 movably is equipped with ring component 105.Ring component 105 comprises that two are spaced from each other and parallel ring portion 105a and the connecting portion 105b that two ring portion 105a are linked into an integrated entity.Each ring portion 105a is formed with bend at its free end respectively, so that two ring portion 105a of ring component 105 can complement each other to form closed hoop with the corresponding relative ring portion 103 on being fixedly secured to substrate 101.Two ring portion 105a of ring component 105 interconnect by connecting portion 105b integratedly at its other end near substrate.Connecting portion 105b flatly is bent to form U-shaped bend 105c substantially towards substrate center in the middle substantially, and bend 105c mid portion slightly upwards projection forms jut 105d.Ring portion 103 and ring component 105 have circle or oval cross section substantially respectively, and are made by the suitable material such as steel.By in the 105 1 side two ends cuttings of substrate mounting ring segments or punching press, and will be cut or upwards and outside two the turnup portions 107 forming of turnup of the substrate portion of punching press, ring component 105 movably is installed on the substrate 101.
Near vertical sidepiece of substrate mounting ring segments 105 by cutting or punching press and will be cut or the substrate portion of punching press substantially erectly from upwards bending of substrate, thereby form upright substantially lug boss 109 at substrate 101 central parts.On substrate 101, form otch 111 owing to upwards bend lug boss 109.Near vertical side margins of substrate mounting ring segments 105, also be formed with elongated slot 113, will describe below the effect of elongated slot 113.Can also on substrate, form one or more hole 115, be used for lever clamp mechanism is fixed to the strip of paper used for sealing of file or notebook etc.
Also comprise lever 117 according to lever clamp mechanism 100 of the present utility model.Lever 117 comprises lever body 117a, tilts to be bent downwardly the lever head 117b of extension and the 117c of lever handle portion (operating side) that tilts to be bent downwardly extension from the lever body 117a other end from lever body 117a one end.Also comprise roller 119 according to lever clamp mechanism 100 of the present utility model, roller 119 preferably is made of plastics.Roller 119 is installed to the free end of lever head 117b by bearing pin 121.
In the lever clamp mechanism 100 of assembling, two ring portions 103 are by being fixedly mounted in 101 1 vertical sidepieces of substrate such as riveted joint, welding or other known connected mode.Ring component 105 passes through two turnup portions 107 two ends of the connecting portion 105b of retainer ring parts 105 movably, and the mid portion of the U-shaped bend 105c of each connecting portion 105b is positioned near the lug boss 109 substantially, thereby ring component 105 movably is installed on substrate 101 another vertical sidepieces, makes two ring portion 105a of ring component 105 align mutually with two ring portions 103 of installing regularly respectively.The lever 117 that roller 119 is housed is pivotally mounted on the lug boss 109 by the fixture 123 such as rivet at the junction surface 117d of lever body 117a and lever head 117b, makes roller 119 can move on the bend 105c of ring component 105 substantially.Spring leaf 125 1 ends of arcs are inserted in the elongated slot 113 on the substrate 101 and remain on the substrate 101 slightly substantially, its other end is placed in the bend 105c below of ring component 105 and flexibly against the bend 105c of ring component 105, is used for upwards promoting by elastic force the bend 105c of ring component 105.Certainly, position shown in the installation site of spring leaf 125 also is not limited to is as long as spring leaf 125 can be against bend 105c downside.In addition, shape shown in the shape of spring leaf 125 also is not limited to is as long as spring leaf 125 can produce upwards thrust against bend 105c downside.
Under lever clamp mechanism open mode shown in Figure 5, by holding the 117c of lever handle portion upwards away from substrate rotating lever 117, lever head 117b is rotated counterclockwise from state shown in Figure 5 around fixture 123, the roller 119 that causes being installed on the lever head 117b moves to jut 105d along the direction towards the 117c of lever handle portion on the bend 105c of ring component 105, overcome the upwards thrust of spring leaf 125 and connecting portion 105b is pressed against on the substrate 101, thereby two ring portion 105a that drive ring component 105 move to the 103 contacted positions of relative ring portion with two together, as shown in Figure 2, form closed hoop to keep loose leaf paper.In contrast, under lever clamp mechanism closure state shown in Figure 2, by holding the 117c of lever handle portion downwards towards substrate rotating lever 117, lever head 117b is clockwise rotated from state shown in Figure 2 around fixture 123, the roller 119 that causes being installed on the lever head 117b moves apart jut 105d along the direction away from the 117c of lever handle portion, and unclamp pressing to connecting portion 105b, thereby make connecting portion 105b under the thrust that makes progress of spring leaf 125, move apart substrate 101, two ring portion 105a that drive ring component 105 move apart two relative ring portions 103 of installing regularly, formation is opened ring to open lever clamp mechanism, so that the access loose leaf paper.
In order to ensure closed and open lever clamp mechanism suitably, on lug boss 109, form two stop part 127a and 127b, scope that lever head 117b can rotate when being respectively applied for the closed lever clamp mechanism of restriction and the scope that lever head 117b can rotate when opening lever clamp mechanism.Preferably, stop part 127b is limited to lever head 117b and makes lever clamp mechanism be in the position of closure state.
In order to make the gap between the relative ring portion of the lever clamp mechanism open big as much as possible so that the access loose leaf paper, preferably, shown in Fig. 8 A-8C, jut 105d one side that is about to shift at the bend 105c of ring component 105 upper roller 119 is formed with recess 105e, is used for holding when opening lever clamp mechanism roller 119.For the ease of processing, also can be formed with recess 105e on jut 105d bilateral symmetry ground.
Fig. 9-15 has shown the lever clamp mechanism 200 according to the utility model second embodiment.According to the structure of the lever clamp mechanism 200 of the utility model second embodiment with similar substantially, except lever shape difference according to the lever clamp mechanism 100 of the utility model first embodiment.Lever clamp mechanism 200 according to the utility model second embodiment adds that with identical label 100 represent with the lever clamp mechanism 100 identical or similar parts of the utility model first embodiment, and omits the description to same parts.
In the lever clamp mechanism 200 according to the utility model second embodiment, lever 217 comprises lever body 217a, tilts to be bent upwards the lever head 217b of extension and the 217c of lever handle portion that tilts to be bent upwards extension from the lever body 217a other end from lever body 217a one end.Roller 219 is installed to the junction surface 217d of lever body 217a and lever head 217b by bearing pin 221.The lever 217 that roller 219 is housed is pivotally mounted on the lug boss 209 by fixture 223 at the free end of lever head 217b.
Under lever clamp mechanism open mode shown in Figure 13, by holding the 217c of lever handle portion upwards away from substrate rotating lever 217, lever head 217b is rotated counterclockwise from state shown in Figure 13 around fixture 223, the roller 219 that causes being installed on the lever head 217b moves to jut 205d along the direction towards the 217c of lever handle portion on the bend 205c of ring component 205, overcome the upwards thrust of spring leaf 225 and connecting portion 205b is pressed against on the substrate 201, thereby two ring portion 205a that drive ring component 205 move to the 203 contacted positions of relative ring portion with two together, as shown in figure 10, form closed hoop to keep loose leaf paper.In contrast, under lever clamp mechanism closure state shown in Figure 10, by holding the 217c of lever handle portion downwards towards substrate rotating lever 217, lever head 217b is clockwise rotated from state shown in Figure 10 around fixture 223, the roller 219 that causes being installed on the lever head 217b moves apart jut 205d along the direction away from the 217c of lever handle portion, and unclamp pressing to connecting portion 205b, thereby make connecting portion 205b under the thrust that makes progress of spring leaf 225, move apart substrate 201, two ring portion 205a that drive ring component 205 move apart two relative ring portions 203 of installing regularly, formation is opened ring to open lever clamp mechanism, so that the access loose leaf paper.
According to lever clamp mechanism of the present utility model, because lever is configured to by upwards making the lever clamp mechanism closure away from substrate rotating, by towards substrate rotating lever clamp mechanism being opened downwards, therefore, when lever clamp mechanism is opened, lever near substrate, does not occupy the gap between two relative ring portions opening more basically, is convenient to very much the access loose leaf paper.
Although abovely describe preferred embodiment of the present utility model in conjunction with the accompanying drawings in detail by nonrestrictive mode, should be understood that, under the situation that does not break away from the utility model claim institute restricted portion, can carry out various conversion and modification to the utility model.For example, cam part can be installed to replace roller in the end of lever.In addition, can also protuberance and recess be set, throw off with the ring portion that prevents to cooperatively interact at relative ring portion free end.These conversion and modification all should fall in the protection domain of the present utility model.
Claims (18)
1, a kind of lever clamp mechanism is characterized in that, described lever clamp mechanism comprises:
Flat substrate;
Be fixedly mounted in that on the described substrate two are spaced from each other and parallel ring portion and movably be installed in ring component on the described substrate, described ring component comprises also two the parallel other ring portions that are spaced from each other, described two ring portions and described two other ring portions relatively are provided with respectively mutually, make that mutual respectively two relative ring portions can form closed hoop when described ring component moved;
One end is installed on the described substrate, its other end is against described ring component and be used for by elastic force described ring component being pushed away the elastic component of described substrate;
From the lug boss of described substrate to upper process; And
Be pivotally mounted on the described lug boss so that contact with described ring component and be used to make described ring component to press against or move apart described substrate with closed or open the leverage of described lever clamp mechanism;
Described leverage is configured to be in by upwards making described lever clamp mechanism closure and the state by towards substrate rotating described lever clamp mechanism being opened downwards away from substrate rotating.
2, lever clamp mechanism as claimed in claim 1, it is characterized in that, on described leverage comprises lever and is installed to described lever and the butting section that can contact with described ring component, when the described lever clamp mechanism of closure, move along the direction towards the leverage operating side on described ring component described butting section, when opening described lever clamp mechanism, move along the direction away from the mechanism operating side on described ring component described butting section.
3, lever clamp mechanism as claimed in claim 2, it is characterized in that described lever comprises the lever body, tilts to be bent downwardly the lever head of extension and the lever handle portion of tilting to be bent downwardly extension from the described lever body other end from described lever body one end.
4, lever clamp mechanism as claimed in claim 3 is characterized in that, described lever is pivotally mounted on the described lug boss at the junction surface of described lever body and described lever head.
5, lever clamp mechanism as claimed in claim 3 is characterized in that, described butting section is installed to the free end of described lever head.
6, lever clamp mechanism as claimed in claim 3, it is characterized in that, on described lug boss, form two stop parts, the slewing area of described lever head and the slewing area of described lever head when opening described lever clamp mechanism when being used for limiting respectively closed described lever clamp mechanism.
7, lever clamp mechanism as claimed in claim 2, it is characterized in that described lever comprises the lever body, tilts to be bent upwards the lever head of extension and the lever handle portion of tilting to be bent upwards extension from the described lever body other end from lever body one end.
8, lever clamp mechanism as claimed in claim 7 is characterized in that, described lever is pivotally mounted on the described lug boss at the free end of described lever head.
9, lever clamp mechanism as claimed in claim 7 is characterized in that, described butting section is installed to the junction surface of described lever body and described lever head.
10, lever clamp mechanism as claimed in claim 7, it is characterized in that, on described lug boss, form two stop parts, the slewing area of described lever head and the slewing area of described lever head when opening described lever clamp mechanism when being used for limiting respectively closed described lever clamp mechanism.
11, lever clamp mechanism as claimed in claim 2 is characterized in that, described butting section is a cam part.
12, lever clamp mechanism as claimed in claim 2 is characterized in that, described butting section is a roller.
13, lever clamp mechanism as claimed in claim 1 is characterized in that, described two other ring portion links into an integrated entity by connecting portion, and described connecting portion comprises towards the bend of described substrate center bending.
14, lever clamp mechanism as claimed in claim 13 is characterized in that, the mid portion of the described bend projection that makes progress forms jut.
15, lever clamp mechanism as claimed in claim 14 is characterized in that, forms the recess that is positioned on the described bend at least one side of described jut.
16, lever clamp mechanism as claimed in claim 1 is characterized in that, described elastic component is a spring leaf.
17, lever clamp mechanism as claimed in claim 1 is characterized in that, described elastic component is a spring wire.
18, lever clamp mechanism as claimed in claim 1, it is characterized in that, the free end of a ring portion in two mutual relative ring portions is provided with protuberance or recess, and the free end of another ring portion in two mutual relative ring portions is provided with recess or the protuberance that is complementary.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200620121396 CN200977777Y (en) | 2006-08-15 | 2006-08-15 | Leverage clip mechanism |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200620121396 CN200977777Y (en) | 2006-08-15 | 2006-08-15 | Leverage clip mechanism |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN200977777Y true CN200977777Y (en) | 2007-11-21 |
Family
ID=38978157
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 200620121396 Expired - Fee Related CN200977777Y (en) | 2006-08-15 | 2006-08-15 | Leverage clip mechanism |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN200977777Y (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2010006477A1 (en) * | 2008-07-17 | 2010-01-21 | World Wide Stationery Manufacturing Company Limited | A paper-retaining mechanism |
| WO2011017928A1 (en) * | 2009-08-12 | 2011-02-17 | World Wide Stationery Manufacturing Company Limited | Paper-retaining mechanism |
| CN102887010B (en) * | 2008-07-17 | 2015-01-28 | 国际文具制造厂有限公司 | Paper keeping device |
-
2006
- 2006-08-15 CN CN 200620121396 patent/CN200977777Y/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2010006477A1 (en) * | 2008-07-17 | 2010-01-21 | World Wide Stationery Manufacturing Company Limited | A paper-retaining mechanism |
| CN102143847B (en) * | 2008-07-17 | 2013-03-27 | 国际文具制造厂有限公司 | A paper-retaining mechanism |
| CN102887010B (en) * | 2008-07-17 | 2015-01-28 | 国际文具制造厂有限公司 | Paper keeping device |
| WO2011017928A1 (en) * | 2009-08-12 | 2011-02-17 | World Wide Stationery Manufacturing Company Limited | Paper-retaining mechanism |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20071121 Termination date: 20110815 |