CN104879378A - Damped hinge and respirator with hinge - Google Patents
Damped hinge and respirator with hinge Download PDFInfo
- Publication number
- CN104879378A CN104879378A CN201410072572.0A CN201410072572A CN104879378A CN 104879378 A CN104879378 A CN 104879378A CN 201410072572 A CN201410072572 A CN 201410072572A CN 104879378 A CN104879378 A CN 104879378A
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- hinge
- supporting base
- arm plate
- spring sheet
- wavy spring
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Abstract
The invention discloses a damped hinge and a respirator with the hinge. The damped hinge comprises a supporting seat, an arm plate, a stopping part and a waveform spring piece. The supporting seat is provided with a shaft hole; the arm plate is provided with a steering shaft rotatably cooperating with the shaft hole, and the steering shaft is used for rotatably arranging the arm plate on the supporting seat; the stopping part is connected with the free end of the steering shaft, the end portion of the stopping part is provided with a first flange, and a pressure plate is arranged between the first flange and the supporting seat; and the waveform spring piece is supported between the pressure plate and the supporting seat. The damped hinge disclosed in the embodiment of the invention is convenient for rotation of the arm plate, and makes the arm plate stably positioned in a predetermined position.
Description
Technical field
The present invention relates to manufacture technology field of medical appliance, particularly a kind of hinge with damping and there is the respiratory machine of hinge of this band damping.
Background technique
Often need in mechanical structure to encounter a kind of cantilever steering shaft in a lot of respiratory machine or family expenses, require that it rotates under certain moment of torsion, and can off-position arbitrarily, claimed structure be reliable and can not in use loosen.Display screen on such as respiratory machine, because doctor is giving in patient procedure, the reasons such as different patients and position require that display screen can the rotation of wide-angle under certain moment of torsion.Correlation technique generally adopts working of plastics or friction plate as damping material, easily occurs that screw is fully tightened and causes rotating or the problem of bolt looseness after multiple rotary.
Summary of the invention
The present invention is intended to solve one of above-mentioned technical problem of the prior art at least to a certain extent.For this reason, the object of first aspect present invention is to propose a kind of hinge with damping.
The object of second aspect present invention is to propose a kind of respiratory machine with the hinge of this band damping.
The hinge of the band damping of embodiment according to a first aspect of the present invention, comprising: supporting base, arm plate, bounding means and wavy spring sheet.Described supporting base is provided with axis hole; Described arm plate be provided with rotationally with the steering shaft of described shaft hole matching, on described arm plate, be located at described supporting base rotationally; Described bounding means is connected with the free end of described steering shaft, and the end of described bounding means is provided with the first flange, and is provided with pressing plate between described first flange and described supporting base; Described wavy spring sheet compresses between described pressing plate and described supporting base.
According to the hinge of the band damping of the embodiment of the present invention, wavy spring sheet is set between pressing plate and supporting base.Thus, be supplied to the damping in arm plate rotation process by wavy spring sheet, what make that arm plate can be stable is in precalculated position.The elastic force of wavy spring sheet can so that arm plate rotates, and make arm plate stable be in precalculated position.
In addition, the hinge of band damping according to the above embodiment of the present invention, can also have following additional technical characteristics:
According to one embodiment of present invention, the first nylon spacer is provided with between described arm plate and described supporting base, be provided with the second nylon spacer between described wavy spring sheet and the surface of described supporting base, and be provided with the 3rd nylon spacer between described wavy spring sheet and described pressing plate.
According to one embodiment of present invention, spring washer is provided with between described first flange and described pressing plate.
According to one embodiment of present invention, described wavy spring sheet is that spring steel is made.
According to one embodiment of present invention, described wavy spring sheet has the first side and the second side, and described wavy spring sheet is configured to the first side and has three the first bumps and the second side has three the second bumps.
According to one embodiment of present invention, one end of described steering shaft is provided with the second flange, described arm plate is provided with mounting hole, and described arm backboard is provided with the annular breach around described mounting hole from the surface of described supporting base, described steering shaft is through described mounting hole, and described second flange is engaged in described annular breach, described bounding means is connected with steering shaft thread.
According to one embodiment of present invention, described steering shaft and described arm plate are integrally formed.
According to one embodiment of present invention, described bounding means is bolt.
According to one embodiment of present invention, one in described supporting base and described pressing plate is provided with the first stop screw, and in described supporting base and described pressing plate, another is provided with the second stop screw and the 3rd stop screw that coordinate the rotation angle for limiting described arm plate with described first stop screw.
The respiratory machine of embodiment according to a second aspect of the present invention, comprising: respiratory machine main body, display screen and hinge.Described hinge is the hinge of the band damping of embodiment according to a first aspect of the present invention, and the described supporting base of described hinge is connected with described respiratory machine main body, and described display screen is connected with the described arm plate of described hinge.
According to the respiratory machine of the embodiment of the present invention, adopt the chain connection respiratory machine main body according to previous embodiment of the present invention and display screen.Thus, be supplied to the damping in arm plate rotation process by wavy spring sheet, what make that display screen can be stable is in precalculated position.The elastic force of wavy spring sheet can so that display screen rotates, and make display screen stable be in precalculated position.
Accompanying drawing explanation
Fig. 1 is the partial schematic diagram of the sectional view of the hinge of the band damping of one embodiment of the invention.
Fig. 2 is the schematic diagram of the arm plate of the hinge of the band damping of one embodiment of the invention.
Fig. 3 is the schematic diagram of the steering shaft of the hinge of the band damping of one embodiment of the invention.
Fig. 4 is the schematic diagram of the supporting base of the hinge of the band damping of one embodiment of the invention.
Fig. 5 is the sectional view of the hinge of the band damping of one embodiment of the invention.
Fig. 6 is the wavy spring sheet plan view of the band damping of one embodiment of the invention.
Fig. 7 is the wavy spring sheet plan view of the band damping of one embodiment of the invention.
Fig. 8 is the sectional view of Fig. 7 middle section A-A.
Reference character: hinge 100; Supporting base 1; Arm plate 2; Bounding means 3; Wavy spring sheet 4; Pressing plate 5; First nylon spacer 61; Second nylon spacer 62; 3rd nylon spacer 63; Spring washer 64; First stop screw 701; Second stop screw 702; 3rd stop screw 703; Axis hole 101; Steering shaft 201; Mounting hole 202; Annular breach 203; First flange 31; Second flange 21; First bump 41; Second bump 42.
Embodiment
Be described below in detail embodiments of the invention, the example of described embodiment is shown in the drawings, and wherein same or similar label represents same or similar element or has element that is identical or similar functions from start to finish.Be exemplary below by the embodiment be described with reference to the drawings, be intended to for explaining the present invention, and can not limitation of the present invention be interpreted as.
In describing the invention, it will be appreciated that, term " " center ", " longitudinal direction ", " transverse direction ", " length ", " width ", " thickness ", " on ", D score, " front ", " afterwards ", " left side ", " right side ", " vertically ", " level ", " top ", " end " " interior ", " outward ", " clockwise ", orientation or the position relationship of the instruction such as " counterclockwise " are based on orientation shown in the drawings or position relationship, only the present invention for convenience of description and simplified characterization, instead of indicate or imply that the device of indication or element must have specific orientation, with specific azimuth configuration and operation, therefore limitation of the present invention can not be interpreted as.
In addition, term " first ", " second " only for describing object, and can not be interpreted as instruction or hint relative importance or imply the quantity indicating indicated technical characteristics.Thus, be limited with " first ", the feature of " second " can express or impliedly comprise one or more these features.In describing the invention, the implication of " multiple " is two or more, unless otherwise expressly limited specifically.
In the present invention, unless otherwise clearly defined and limited, the term such as term " installation ", " being connected ", " connection ", " fixing " should be interpreted broadly, and such as, can be fixedly connected with, also can be removably connect, or integral; Can be mechanical connection, also can be electrical connection; Can be directly be connected, also indirectly can be connected by intermediary, can be the connection of two element internals or the interaction relationship of two elements.For the ordinary skill in the art, above-mentioned term concrete meaning in the present invention can be understood as the case may be.
In the present invention, unless otherwise clearly defined and limited, fisrt feature second feature it " on " or D score can comprise the first and second features and directly contact, also can comprise the first and second features and not be directly contact but by the other characterisation contact between them.And, fisrt feature second feature " on ", " top " and " above " comprise fisrt feature directly over second feature and oblique upper, or only represent that fisrt feature level height is higher than second feature.Fisrt feature second feature " under ", " below " and " below " comprise fisrt feature immediately below second feature and tiltedly below, or only represent that fisrt feature level height is less than second feature.
Often need in mechanical structure to encounter a kind of cantilever rotating shaft in a lot of respiratory machine or family expenses, require that it rotates under certain moment of torsion, and can off-position arbitrarily, but claimed structure be reliable and can not in use loosen.Display screen on such as respiratory machine, because doctor is giving in patient procedure, the reasons such as different patients and position require that display screen can the rotation of wide-angle under certain moment of torsion.Correlation technique generally adopts working of plastics or friction plate as damping material, then its certain pressure is given, nylon damping fin is lined with between screen support arm and upper backup pad, rotate to utilize between these two parts, M10 bolt, spring washer and pressing plate is adopted structure to be compressed, because steering shaft and upper backup pad and pressing plate adopt squashed structure formula integrally to link in this structure, so both increase nylon damping fin in the top and bottom of shielding dunnage, can friction area be increased like this, increase damping.Require need adopt torque spanner determination moment of torsion during M10 bolt tightening in the application of this structure.But due to the uncertainty of spring washer strength, in the process of batch production, often there will be two kinds of situations, and one is that screw is fully tightened, and can not rotate, and a kind of is the situation of bolt looseness after numerous rotations.For this reason, the present invention proposes a kind of hinge with damping.
Describe the hinge of the band damping of first aspect present invention embodiment with reference to the accompanying drawings in detail.
As shown in Figures 1 to 4, according to the hinge 100 of band damping of the present invention, comprising: supporting base 1, arm plate 2, bounding means 3 and wavy spring sheet 4.
Specifically, supporting base 1 is provided with axis hole 101.Arm plate 2 is provided with the steering shaft 201 coordinated with axis hole 101 rotationally, for arm plate 2 is located at supporting base 1 rotationally.The free end of bounding means 3 and steering shaft 201 lower end of steering shaft 101 (namely as shown in Figure 1) is connected, and the end of bounding means 3 lower end of bounding means 3 (namely as shown in Figure 1) is provided with the first flange 31, and is provided with pressing plate 5 between the first flange 31 and supporting base 1.Wavy spring sheet 4 is pressed between pressing plate 5 and supporting base 1.In other words, steering shaft 201 is engaged in axis hole 101 rotationally, the free end of steering shaft 201 is provided with bounding means 3, and axis hole 101 is stretched out in one end of bounding means 3, pressing plate 5 and wavy spring sheet 4 are clamped between supporting base 1 and the first flange 31, thus provide damping by wavy spring sheet 4 to the first flange 31, stablely after making arm plate 2 can rotate predetermined angle stop at preposition.
According to the hinge 100 of the band damping of the embodiment of the present invention, wavy spring sheet 4 is set between pressing plate 5 and supporting base 1.Thus, be supplied to the damping in arm plate 2 rotation process by wavy spring sheet 4, what make that arm plate 2 can be stable is in precalculated position.The elastic force of wavy spring sheet 4 can so that arm plate 2 rotates, and make arm plate 2 stable be in precalculated position.
As shown in Figure 1, in one embodiment of the invention, be provided with the first nylon spacer 61 between arm plate 2 and supporting base 1, between the surface of wavy spring sheet 4 and supporting base 1, be provided with the second nylon spacer 62, and between wavy spring sheet 4 and pressing plate 5, be provided with the 3rd nylon spacer 63.Thus, when arm plate 2 is in precalculated position, the damping function of the first nylon spacer 61, second nylon spacer 62 and the 3rd nylon spacer 63 further increasing the damping function to arm plate 2, be convenient to further arm plate 2 stable be in precalculated position, improve the stability of this hinge 100.
Further, as shown in Figure 1, spring washer 64 is provided with between the first flange 31 and pressing plate 5.And bounding means 3 is bolt.Thus, bounding means 3 is coordinated with pressing plate 5 is stable, avoids bounding means 3 and pressing plate 5 to relatively rotate and cause bounding means 3 to come off.
Further, wavy spring sheet 4 is made for spring steel.Thus, improve the elastic force of wavy spring sheet 4, make spacing stable.
Advantageously, as shown in Figure 6 to 8, wavy spring sheet 4 has the first side and the second side, with reference to Fig. 6, first side of wavy spring sheet 4 is the upper surface that Fig. 6 illustrates wavy spring sheet 4, and the second side of wavy spring sheet 4 is the lower surface of the wavy spring sheet 4 shown in Fig. 6.Wavy spring sheet 4 is configured to the first side and has three the first bumps 41 and the second side has the shape of three the second bumps 42.Thus, form 6 strong points by 6 bumps, when this wavy spring sheet 4 coordinates with supporting base 1 and pressing plate 5, wavy spring sheet 4 uniform stressed.
Specifically, Fig. 7 shows the plan view of the wavy spring sheet 4 of one embodiment of the present of invention, Fig. 8 shows the section A-A in Fig. 7, the sectional view of section B-B and cross section C-C, wherein, section A-A, section B-B and cross section C-C be vertical paper in the figure 7, at wavy spring sheet 4 midline conllinear and spaced 60 degree, can it is evident that according to diagram, the both side surface of wavy spring sheet 4 (if waveform spring sheet 4 straight vertical in Fig. 7 is towards outer and straight vertical towards inner surface) is formed with three the first bumps 41 and three the second bumps 42 respectively, and the top of three the first bumps 41 on the first plane, the top of three the second bumps 42 is in the second plane, and the first plane and the second plane general horizontal.
After calculating the dimensional parameters needed for it after torsion needed for structure, sizing is heat-treated to part.Again overall structure pattern is finely tuned, can meet the needs of production.
Because the elasticity of wavy spring sheet 4 is high, therefore, the requirement of the machining accuracy to wavy spring sheet 4 can be relaxed.
As shown in Figure 3, in some embodiments of the invention, one end (i.e. steering shaft 201 one end upwards as shown in Fig. 1 or Fig. 3) of steering shaft 201 is provided with the second flange 21, arm plate 2 is provided with mounting hole 202, and the surface upper surface of arm plate 2 (namely as depicted in figs. 1 and 2) that arm plate 2 deviates from supporting base 1 is provided with the annular breach 203 around mounting hole 202, steering shaft 201 is through mounting hole 202, and the second flange 21 is engaged in annular breach 203, and bounding means 3 is threaded with steering shaft 201.Thus, make the structure of steering shaft 201 simple, be convenient to shaping and assembling, improve the efficiency of assembling of hinge 100, and reduce costs.
Further, steering shaft 201 is the female bolt of end tool.
In addition, one of ordinary skill in the art will appreciate that steering shaft 201 can also be integrally formed with arm plate 2.Thus, decrease the assembling element of hinge 100, improve the efficiency of assembling of hinge 100, and also improve the join strength of steering shaft 201 and arm plate 2, improve working life.
Advantageously, one in supporting base 1 and pressing plate 5 is provided with the first stop screw 701, and in supporting base 1 and pressing plate 5, another is provided with the second stop screw 702 and the 3rd stop screw 703 that coordinate with the first stop screw 701.First stop screw 701 is limited between the second stop screw 702 and the 3rd stop screw 703, in the rotation process of arm plate 2, when arm plate 2 turns to the first limit position, first stop screw 701 contacts with the second stop screw 702 thus restricted arm plate 2 is rotated further, when arm plate 2 turns to the second limit position, the first stop screw 701 contacts with the 3rd stop screw 703 thus restricted arm plate 2 is rotated further.Thus, can the rotation angle of defining arm plate 2, avoid arm plate 2 to rotate excessively.
Specifically, supporting base 1 is provided with the first stop screw 701, and pressing plate 5 is provided with the second stop screw 702 and the 3rd stop screw 703 that coordinate with the first stop screw 701, namely as shown in Figure 5.In addition, can also be that pressing plate 5 is provided with the first stop screw 701, supporting base 1 be provided with the second stop screw 702 and the 3rd stop screw 703 that coordinate with the first stop screw 701.
Certainly, also three stop screws can be replaced with three projections or arrange the restriction that spacing preiection and restraining groove realize arm plate rotation angle, in addition, the structure of other limiting rotating angle of prior art also may be used for the present invention.
Hinge 100 of the present invention adds wavy spring sheet 4, and also nylon spacer is increased in the middle of wavy spring sheet 4 and pressing plate 5, increase friction area, the damping pressure of such total is all have wavy spring sheet 4 to provide, if provide suitable dimensional parameters can reach damping force needed for work completely.And this scheme is applicable to batch production, even if having individual part to be processed with the error adjustment force certain because spring sheet has also can meet production requirement completely.
The respiratory machine of embodiment according to a second aspect of the present invention, comprising: respiratory machine main body, display screen and hinge 100.Hinge 100 is the hinge of the band damping of embodiment according to a first aspect of the present invention, and the supporting base 1 of hinge 100 is connected with described respiratory machine main body, and described display screen is connected with the arm plate 2 of hinge 100.
According to the respiratory machine of the embodiment of the present invention, adopt the chain connection respiratory machine main body according to previous embodiment of the present invention and display screen.Thus, be supplied to the damping in arm plate 2 rotation process by wavy spring sheet 4, what make that display screen can be stable is in precalculated position.The elastic force of wavy spring sheet 4 can so that display screen rotates, and make display screen stable be in precalculated position.
In the description of this specification, specific features, structure, material or feature that the description of reference term " embodiment ", " some embodiments ", " example ", " concrete example " or " some examples " etc. means to describe in conjunction with this embodiment or example are contained at least one embodiment of the present invention or example.In this manual, to the schematic representation of above-mentioned term not must for be identical embodiment or example.And the specific features of description, structure, material or feature can combine in an appropriate manner in any one or more embodiment or example.In addition, the different embodiment described in this specification or example can carry out engaging and combining by those skilled in the art.
Although illustrate and describe embodiments of the invention above, be understandable that, above-described embodiment is exemplary, can not be interpreted as limitation of the present invention, and those of ordinary skill in the art can change above-described embodiment within the scope of the invention, revises, replace and modification.
Claims (10)
1. the hinge with damping, is characterized in that, comprising:
Supporting base, described supporting base is provided with axis hole;
Arm plate, described arm plate be provided with rotationally with the steering shaft of described shaft hole matching, on described arm plate, be located at described supporting base rotationally;
Bounding means, described bounding means is connected with the free end of described steering shaft, and the end of described bounding means is provided with the first flange, and is provided with pressing plate between described first flange and described supporting base;
Wavy spring sheet, described wavy spring sheet compresses between described pressing plate and described supporting base.
2. the hinge of band damping according to claim 1, it is characterized in that, the first nylon spacer is provided with between described arm plate and described supporting base, be provided with the second nylon spacer between described wavy spring sheet and the surface of described supporting base, and be provided with the 3rd nylon spacer between described wavy spring sheet and described pressing plate.
3. the hinge of band damping according to claim 1 and 2, is characterized in that, is provided with spring washer between described first flange and described pressing plate.
4. the hinge of band damping according to claim 1, is characterized in that, described wavy spring sheet is that spring steel is made.
5. the hinge of the band damping according to any one of claim 1-4, it is characterized in that, described wavy spring sheet has the first side and the second side, and described wavy spring sheet is configured to the first side and has three the first bumps and the second side has three the second bumps.
6. the hinge of the band damping according to any one of claim 1-5, it is characterized in that, one end of described steering shaft is provided with the second flange, described arm plate is provided with mounting hole, and described arm backboard is provided with the annular breach around described mounting hole from the surface of described supporting base, described steering shaft is through described mounting hole, and described second flange is engaged in described annular breach, and described bounding means is connected with steering shaft thread.
7. the hinge of band damping according to claim 1, is characterized in that, described steering shaft and described arm plate are integrally formed.
8. the hinge of the band damping according to any one of claim 1-7, is characterized in that, described bounding means is bolt.
9. the hinge of the band damping according to any one of claim 1-8, it is characterized in that, one in described supporting base and described pressing plate is provided with the first stop screw, and in described supporting base and described pressing plate, another is provided with the second stop screw and the 3rd stop screw that coordinate the rotation angle for limiting described arm plate with described first stop screw.
10. a respiratory machine, is characterized in that, comprising:
Respiratory machine main body and display screen;
Hinge, described hinge is the hinge of the band damping according to any one of claim 1-9, and the described supporting base of described hinge is connected with described respiratory machine main body, and described display screen is connected with the described arm plate of described hinge.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410072572.0A CN104879378A (en) | 2014-02-28 | 2014-02-28 | Damped hinge and respirator with hinge |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410072572.0A CN104879378A (en) | 2014-02-28 | 2014-02-28 | Damped hinge and respirator with hinge |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN104879378A true CN104879378A (en) | 2015-09-02 |
Family
ID=53947008
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410072572.0A Pending CN104879378A (en) | 2014-02-28 | 2014-02-28 | Damped hinge and respirator with hinge |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN104879378A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109771786A (en) * | 2019-03-08 | 2019-05-21 | 巴豪斯医疗器械（苏州）有限公司 | A kind of handrail caliper arrangement of medical respiration machine support |
| CN114721175A (en) * | 2018-03-23 | 2022-07-08 | 斯纳普公司 | Hinge assembly of glasses device |
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| DE3725644A1 (en) * | 1987-08-03 | 1989-02-23 | Skf Gmbh | Pivot joint with damping - has friction grip via shaped axial spring |
| CN2195775Y (en) * | 1993-05-17 | 1995-04-26 | 陈桂榕 | Pivot |
| JP2001003926A (en) * | 1999-06-17 | 2001-01-09 | Nhk Spring Co Ltd | Shaft lock device |
| EP1407953B1 (en) * | 2002-10-04 | 2008-09-17 | Manfred Bartel | Linkage for draw-bars of rail vehicles |
| CN201443560U (en) * | 2009-07-29 | 2010-04-28 | 山东超越数控电子有限公司 | Rotating hinge |
| CN201582298U (en) * | 2009-07-28 | 2010-09-15 | 连展科技（深圳）有限公司 | Undee shrapnel |
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2014
- 2014-02-28 CN CN201410072572.0A patent/CN104879378A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE3725644A1 (en) * | 1987-08-03 | 1989-02-23 | Skf Gmbh | Pivot joint with damping - has friction grip via shaped axial spring |
| CN2195775Y (en) * | 1993-05-17 | 1995-04-26 | 陈桂榕 | Pivot |
| JP2001003926A (en) * | 1999-06-17 | 2001-01-09 | Nhk Spring Co Ltd | Shaft lock device |
| EP1407953B1 (en) * | 2002-10-04 | 2008-09-17 | Manfred Bartel | Linkage for draw-bars of rail vehicles |
| CN201582298U (en) * | 2009-07-28 | 2010-09-15 | 连展科技（深圳）有限公司 | Undee shrapnel |
| CN201443560U (en) * | 2009-07-29 | 2010-04-28 | 山东超越数控电子有限公司 | Rotating hinge |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114721175A (en) * | 2018-03-23 | 2022-07-08 | 斯纳普公司 | Hinge assembly of glasses device |
| CN109771786A (en) * | 2019-03-08 | 2019-05-21 | 巴豪斯医疗器械（苏州）有限公司 | A kind of handrail caliper arrangement of medical respiration machine support |
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Application publication date: 20150902 |