CN202001490U - Hinge device - Google Patents
Hinge device Download PDFInfo
- Publication number
- CN202001490U CN202001490U CN2011200324873U CN201120032487U CN202001490U CN 202001490 U CN202001490 U CN 202001490U CN 2011200324873 U CN2011200324873 U CN 2011200324873U CN 201120032487 U CN201120032487 U CN 201120032487U CN 202001490 U CN202001490 U CN 202001490U
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- China
- Prior art keywords
- supporting element
- lifters
- elastic component
- pivot
- pressing plate
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- Expired - Lifetime
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Abstract
The utility model relates to a hinge device. The hinge device comprises an installation piece, a supporting piece rotatably connected with the installation piece through a first pivot, and a lifting piece rotatably connected with the free end of the supporting piece through a second pivot, wherein the lifting piece is fixed on a manuscript pressing plate; a first elastic component makes the supporting piece have the trend of rotating towards the direction of opening the manuscript pressing plate; and a second elastic component makes the lifting piece have the trend of rotating towards the direction of overlapping with the supporting piece. The torsion of the first pivot and the torsion of the second pivot are controlled by the two elastic components respectively, and the torsion of the second pivot for making the manuscript pressing plate rotated to be horizontal can be set and improved respectively, so that the manuscript pressing plate can automatically and assuredly return to the originally opened position after the manuscript pressing plate is rotated to be horizontal and thick manuscripts are copied.
Description
Technical field
The utility model relates to hinge means, in particular for the hinge means of the original manuscript pressing plate that opens and closes office equipment such as duplicating machine.
Background technique
Generally, office equipment such as duplicating machine, affairs machine or scanner all make original manuscript pressing plate apparatus body keying relatively by hinge means.When duplicating thick original copy such as books, but for the original manuscript pressing plate horizontal soil pressure is combined on the thick original copy, hinge means commonly used makes original manuscript pressing plate can change into level in closing course by being fixed on the lifters counter-rotating of original manuscript pressing plate.
Hinge means commonly used is as described in the patent of invention " original manuscript pressing plate opening and closing device " of China Patent No. 00134282.7, the embodiment of its Figure 10 and Figure 11 comprises assembling set 1, is rotatably connected to supporting member 24 on the assembling set 1 by hinge axis 2, is rotatably connected to supporting member 24 free-ended lifters 22 by connecting pin 25.Receive in the supporting member 24 and cam slide 8 slidably is housed and is arranged on helical spring 20 on the cam slide 8.This embodiment also has spring seat cam member 21, and it covers and be embedded in an end of helical spring 20 slidably and is bearing in does untie-sell 23 on the biside plate 22b of lifters 22, does untie-sell 23 and spring seat cam member 21 connects.Therefore, helical spring 20 by with the camming surface 21a butt of spring seat cam member do untie-sell 23, to the direction pushing overlapping, and make supporting member 24 have trend lifters 22 to the direction motion of opening original manuscript pressing plate B with supporting member 24.
When duplicating thick original copy during closed original manuscript pressing plate B, lifters 22 counter-rotatings make original manuscript pressing plate change into level, supporting member 24 meetings this moment are rotated the height raising that make connecting pin 25 to opening direction again, so could allow original manuscript pressing plate change into level fully, thereby helical spring can partly be released and can rebound.In the time will taking out thick original copy, original manuscript pressing plate can't positively return original enable possition automatically because of helical spring elastic force is not enough, therefore is necessary that the torsion that increases connecting pin 25 makes original manuscript pressing plate reposition automatically.But, the hinge axis 2 of connection part 1 and supporting member 24 and be connected supporting member 24 and the torsion of the connecting pin 25 of lifters 22 is all produced by helical spring 20.The torsion of hinge axis 2 and connecting pin 25 can't be controlled respectively, and when the elastic force that increases helical spring 20, the torsion of hinge axis 2 and connecting pin 25 all can increase and not meet required.Therefore, Chang Yong hinge means still has the space of improvement.
Summary of the invention
Main purpose of the present utility model provides a kind of hinge means, it is provided with first pivot and second pivot, control the torsion of described two pivots respectively by two elastic components, the torsion that makes original manuscript pressing plate change into second pivot of level can be set raising respectively, original manuscript pressing plate can positively return the position of opening originally automatically after the level of changing into is duplicated thick original copy like this.
Another purpose of the present utility model provides a kind of hinge means, and it controls the torsion of described two pivots respectively by two elastic components, makes the torsion of two pivots to set respectively and responds different function requirements.
To achieve these goals, hinge means of the present utility model comprises: assembling set is fixed on the apparatus bodies such as duplicating machine; Supporting element rotatably is connected with this assembling set by first pivot; Lifters rotatably is connected with the free end of this supporting element by second pivot, and this lifters is fixed on the original manuscript pressing plate; Wherein, this assembling set is provided with the pressure-bearing pin, be equiped with the slide block that connects with this pressure-bearing pin and fixing holding piece in supporting element, at least one first elastic component of installing is equiped with second elastic component between supporting element and lifters between this holding piece and slide block.
According to an embodiment of the present utility model, this first elastic component is the pressure spring that is installed between slide block and the holding piece, and first elastic component has to opening the trend that the original manuscript pressing plate direction is rotated supporting element.In addition, second elastic component can be for being set in the torsion spring of second pivot, one end of torsion spring is connected on the supporting element, the other end butt or be fixed on the lifters, here, one end of preferred torsion spring is connected on the holding piece of supporting element and the other end butt or be fixed on the backboard of this lifters, and wherein, second elastic component has towards the trend of rotating with the superimposed direction of supporting element lifters.Therefore, first elastic component is controlled the torsion of first pivot, and second elastic component is then controlled the torsion of second pivot, and the torsion of first pivot and second pivot can be set by first elastic component and second elastic component respectively, responds different function requirements.And the torsion of second pivot can be set raising respectively by second elastic component, and after duplicating thick original copy, the original manuscript pressing plate fixing with lifters can positively return the position of opening originally automatically.In addition, this holding piece is affixed to this supporting element upper end by fixing-assembly riveted joint or spiral shell.
In addition, to achieve these goals, hinge means of the present utility model comprises: assembling set is fixed on the apparatus body; Supporting element rotatably is connected with this assembling set by first pivot; Lifters rotatably is connected with the free end of this supporting element by second pivot, and this lifters is fixed on the original manuscript pressing plate; Wherein, this assembling set is provided with the pressure-bearing pin, is equiped with the slide block that connects with this pressure-bearing pin in this supporting element, and this supporting element bending is provided with top board, at least one first elastic component of installing is equiped with second elastic component between this supporting element and lifters between this top board and this slide block.
According to an embodiment, this first elastic component can be pressure spring.In addition, second elastic component is preferably torsion spring, and an end of torsion spring is connected on this supporting element, and the other end is connected on this lifters.Here, an end of preferred torsion spring is connected on the top board of this supporting element, the other end butt or be fixed on the backboard of this lifters.
According to another embodiment of the present utility model, the free end of top board can be fixed on the side plate or backboard of supporting element, to strengthen the function of contact pressure spring.
In order further to understand feature of the present utility model, technological means and the concrete function of being realized, purpose, now according to specific embodiment also in conjunction with the accompanying drawings, be described in detail as follows.
Description of drawings
Fig. 1 is a combination stereogram of the present utility model.
Fig. 2 is a parts explosion of the present utility model.
Fig. 3 is a plan view of the present utility model.
Fig. 4 is the phase diagram when opening of sectional view of the present utility model and original manuscript pressing plate.
View when Fig. 5 is the utility model original manuscript pressing plate closure.
Fig. 6 is the view of the utility model when working as the thick original copy of original manuscript pressing plate pressing.
The reference character Schedule
1, assembling set; 11, base plate; 12, side plate; 2, supporting element; 21, backboard; 22, side plate; 23, header board; 24, free end; 25, holding piece; 26, fixing-assembly; 3, lifters; 31, backboard; 32, side plate; 33, top board; 34, fixed plate; 4, first pivot; 5, second pivot; 6, pressure-bearing pin; 7, slide block; 71, camming surface; 8, first elastic component; 9, second elastic component.
Embodiment
See also Fig. 1 to Fig. 4, it is respectively three-dimensional combination figure of the present utility model, parts explosion, plan view and generalized section.Hinge means of the present utility model comprises assembling set 1, supporting element 2 and lifters 3.Assembling set 1 usefulness base plate 11 is fixed on the office equipment body of duplicating machine, affairs machine or scanner etc., and base plate 11 both sides are bent with side plate 12.Supporting element 2 rotatably is connected with assembling set 1 by first pivot 4.Supporting element 2 has backboard 21, and backboard 21 both sides are bent with biside plate 22, and side plate 22 also is bent with header board 23 forward.First pivot 4 is located in an end of the biside plate 22 of the biside plate 12 of assembling set 1 and supporting element 2, and connection part 1 and supporting element 2, and supporting element 2 can be rotated relative to assembling set 1.
Wear on the biside plate 12 of assembling set 1 and be fixed with pressure-bearing pin 6.Be equiped with the slide block 7 that connects with pressure-bearing pin 6 in the supporting element 2 and be fixed with holding piece 25, being equiped with first elastic component, 8, the first elastic components 8 between holding piece 25 and the slide block 7 is pressure spring.Camming surface 71 is formed on slide block 7 bottoms, and with camming surface 71 butt pressure-bearing pins 6, as shown in Figure 4.Slide block 7 can slide in supporting element 2, and 25 of holding pieces are by fixing-assembly 26 riveted joints or the solid contact pressure spring of bringing on supporting element 2 of spiral shell.Holding piece 25 also can directly be bent into top board by supporting element 2, and the free end of top board is fixed on the function that the contact pressure spring is provided on the side plate of supporting element 2 and the backboard.The active force of first elastic component 8 is that supporting element 2 is had to opening the trend that the original manuscript pressing plate direction is rotated.
Be equiped with second elastic component 9 between supporting element 2 and the lifters 3, second elastic component 9 is for being set in the torsion spring on second pivot 5, one end of torsion spring is connected on the holding piece 25 of supporting element 2, the other end butt or be fixed on the backboard 31 of lifters 3, as shown in Figure 4.Second elastic component 9 has towards the trend of rotating with the superimposed directions of supporting element 2 lifters 3.
Therefore, the torsion of first elastic component, 8 controls, first pivot 4, the torsion of 9 control of second elastic component, second pivot 5, the torsion of first pivot 4 and second pivot 5 can be set by first elastic component 8 and second elastic component 9 respectively.The torsion of second elastic component 9 can suitably increase, and makes lifters 3 after level discharges, can be automatically towards rotating with the superimposed direction of supporting element 2.
As shown in Figure 5, when original manuscript pressing plate is in closed condition, lifters 3 is superimposed on supporting element 2, and the pressure spring of first elastic component 8 becomes compressive state, and the torsion spring of second elastic component 9 is releasing state.When original manuscript pressing plate A opened, lifters 3 and supporting element 2 were that the relative assembling set 1 of fulcrum is opened with first pivot 4, and the elastic force of first elastic component 8 acts on and makes the original manuscript pressing plate A can be to opening the automatic turn-off of direction such as Fig. 4 on the supporting element 2.
See also Fig. 6, when closing original manuscript pressing plate A in order to duplicate thick original copy B, it is closed that original manuscript pressing plate A is with first pivot 4 that fulcrum rotates, and lifters 3 be that the fulcrum counter-rotating makes original manuscript pressing plate A one-tenth level with second pivot 5, and compress the torsion spring of second elastic component 9.First elastic component 8 was released can and act on and was made it rotate the height that improves second pivot 5 to opening direction on the supporting element 2 this moment, made original manuscript pressing plate A can change into level fully.Duplicate thick original copy B and when opening original manuscript pressing plate A when finishing, the torsion spring by second elastic component 9 discharges and acts on the lifters 3, makes lifters 3 to rotating with the superimposed direction of supporting element 2, and makes original manuscript pressing plate A return original enable possition automatically.Because the torsion of second elastic component 9 can be set increase respectively, therefore under the state that first elastic component 8 partly discharges, original manuscript pressing plate A still can positively open automatically and return the origin-location.
Though the utility model has disclosed concrete preferred embodiment to achieve these goals, but these embodiments want to limit structure characteristics of the present utility model, the any those of ordinary skill in related domain will be appreciated that, under technical spirit of the present utility model, any variation of expecting easily or modification all are possible, and are all contained by the application's claim.
Claims (10)
1. hinge means comprises:
Assembling set is fixed on the apparatus body;
Supporting element rotatably is connected with this assembling set by first pivot;
Lifters rotatably is connected with the free end of this supporting element by second pivot, and this lifters is fixed on the original manuscript pressing plate;
It is characterized in that, this assembling set is provided with the pressure-bearing pin, be equiped with the slide block that connects with this pressure-bearing pin and be fixed with holding piece in this supporting element, at least one first elastic component of installing is equiped with second elastic component between this supporting element and this lifters between this holding piece and this slide block.
2. hinge means as claimed in claim 1 is characterized in that, this first elastic component is a pressure spring.
3. hinge means as claimed in claim 1 is characterized in that, this second elastic component is a torsion spring, and an end of this torsion spring is connected on this supporting element, and the other end is connected on this lifters.
4. hinge means as claimed in claim 3 is characterized in that, an end of this torsion spring is connected on the holding piece of this supporting element, the other end butt or be fixed on the backboard of this lifters.
5. hinge means as claimed in claim 1 is characterized in that, this holding piece is affixed to this supporting element upper end by fixing-assembly riveted joint or spiral shell.
6. hinge means comprises:
Assembling set is fixed on the apparatus body;
Supporting element rotatably is connected with this assembling set by first pivot;
Lifters rotatably is connected with the free end of this supporting element by second pivot, and this lifters is fixed on the original manuscript pressing plate;
It is characterized in that, this assembling set is provided with the pressure-bearing pin, in this supporting element, be equiped with the slide block that connects with this pressure-bearing pin, this supporting element bending is provided with top board, at least one first elastic component of installing is equiped with second elastic component between this supporting element and this lifters between this top board and this slide block.
7. hinge means as claimed in claim 6 is characterized in that, this first elastic component is a pressure spring.
8. hinge means as claimed in claim 6 is characterized in that, this second elastic component is a torsion spring, and an end of this torsion spring is connected on this supporting element, and the other end is connected on this lifters.
9. hinge means as claimed in claim 8 is characterized in that, an end of this torsion spring is connected on the top board of this supporting element, the other end butt or be fixed on the backboard of this lifters.
10. hinge means as claimed in claim 6 is characterized in that, the free end of this top board is fixed on the side plate or backboard of this supporting element.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011200324873U CN202001490U (en) | 2011-01-27 | 2011-01-27 | Hinge device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011200324873U CN202001490U (en) | 2011-01-27 | 2011-01-27 | Hinge device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202001490U true CN202001490U (en) | 2011-10-05 |
Family
ID=44704233
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011200324873U Expired - Lifetime CN202001490U (en) | 2011-01-27 | 2011-01-27 | Hinge device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202001490U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103115231A (en) * | 2011-11-16 | 2013-05-22 | 兆利科技工业股份有限公司 | Screen support frame |
| CN114567978A (en) * | 2020-11-27 | 2022-05-31 | 加藤电机（香港）有限公司 | Hinge and office machine using same |
-
2011
- 2011-01-27 CN CN2011200324873U patent/CN202001490U/en not_active Expired - Lifetime
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103115231A (en) * | 2011-11-16 | 2013-05-22 | 兆利科技工业股份有限公司 | Screen support frame |
| CN114567978A (en) * | 2020-11-27 | 2022-05-31 | 加藤电机（香港）有限公司 | Hinge and office machine using same |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term |
Granted publication date: 20111005 |
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| CX01 | Expiry of patent term |