CN103256330A - Spring adjustable in elastic rigidity - Google Patents
Spring adjustable in elastic rigidity Download PDFInfo
- Publication number
- CN103256330A CN103256330A CN2012103388467A CN201210338846A CN103256330A CN 103256330 A CN103256330 A CN 103256330A CN 2012103388467 A CN2012103388467 A CN 2012103388467A CN 201210338846 A CN201210338846 A CN 201210338846A CN 103256330 A CN103256330 A CN 103256330A
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- base
- loam cake
- screw
- spring body
- helical compression
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- 230000006835 compression Effects 0.000 claims description 63
- 238000007906 compression Methods 0.000 claims description 63
- 239000000463 material Substances 0.000 claims description 3
- 239000012467 final product Substances 0.000 description 4
- 238000000034 method Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 229910000639 Spring steel Inorganic materials 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007123 defense Effects 0.000 description 1
- 230000008034 disappearance Effects 0.000 description 1
- 238000007599 discharging Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 230000000116 mitigating effect Effects 0.000 description 1
- 239000000047 product Substances 0.000 description 1
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Abstract
The invention discloses a spring adjustable in elastic rigidity. The spring comprises a base, an upper cover and a spiral pressure spring body, the upper cover is rotatably arranged on the base, a containing space is formed by encircling of the upper cover and the base, a locking member is arranged between the upper cover and the base, a through hole is arranged on the end face of the upper cover, the lower end of the spiral pressure spring body is fixed on the base, and the spiral pressure spring body penetrates through the through hole to enable a part of the spiral pressure spring body to be in the containing space. By fixing the lower end of the spiral pressure spring body on the base and by matching with the upper cover and the base which are rotatably arranged mutually, the spiral pressure spring body can be gradually contained in the containing space or gradually released out of the containing space through the through hole along mutual rotation of the upper cover and the base, and when needed length is acquired by adjusting, the upper cover and the base are locked through the locking member to complete adjusting of the working length of the spiral pressure spring body, so that rigidity of the spiral pressure spring body can be changed according to needs of actual circumstances, and convenience is brought to use.
Description
Technical field
The present invention relates to the spring art, refer in particular to the adjustable spring of a kind of elastic stiffness.
Background technique
Spring is a kind of mechanical parts that utilize elasticity to come work.Generally make with spring steel.Impact or shake, store up the size of energy, measuring force etc. in order to motion, the mitigation of controlling parts, be widely used in machine, the instrument.The kind complexity of spring is various, by the shape branch, mainly contains helical spring, spiral spring, leaf spring etc.
Helical spring is a kind of for what the most extensively used in all spring kinds, product application range extensively reaches electronics, motor, computer, information, steam turbine car, bicycle, hardware ﹠ tools, furniture, gift, toy and even national defense industry, because its design and principle are easy to grasp, production control is also simple.Yet present helical spring generally length immobilizes and is non-adjustable whole, thereby can not adjust helical spring active length according to actual needs to change helical spring rigidity, makes troubles to use.
Summary of the invention
In view of this, the present invention is directed to the disappearance of prior art existence, its main purpose provides the adjustable spring of a kind of elastic stiffness, and it can effectively solve the constant and non-adjustable whole problem of making troubles to use of existing helical spring active length.
For achieving the above object, the present invention adopts following technological scheme:
The spring that a kind of elastic stiffness is adjustable includes base, loam cake and helical compression spring body; This loam cake is arranged on the base rotationally, this loam cake and base enclose and are configured to the containing space that the folded helical compression spring body of voltage supply holds, be provided with between this loam cake and the base for loam cake and base are locked and not relatively turnable lock firmware each other, do not separate when loam cake relatively rotates each other with base and when lock firmware is not locked, can make, the end face of this loam cake is provided with the through hole that is communicated with aforementioned containing space, footpath and helical compression spring body material section size are suitable in the size of this through hole and shape and the helical compression spring body, and this through hole to the distance of the center of rotation of loam cake equals in the helical compression spring body directly half; The lower end of this helical compression spring body is fixed on the base; This helical compression spring body passes through hole makes this helical compression spring body part in containing space.
As a kind of preferred version, described base and loam cake interior shape are circular concavity body, and the lower end of this loam cake is embedded in this base, be concaved with circular groove on the periphery of this loam cake junction, this lock firmware is screw, and this base is provided with screw, and this screw threads is crossed screw and entered in the aforementioned circular groove.
As a kind of preferred version, the outside diameter of described loam cake junction is equal to or less than the interior circular diameter of base binding site.
As a kind of preferred version, the position of the corresponding loam cake circular groove of described base is evenly equipped with aforementioned screw more than three, is provided with an aforementioned screw on corresponding each screw.
As a kind of preferred version, described base and loam cake interior shape are circular concavity body, this loam cake is embedded in the upper end of this base in this loam cake, be concaved with circular groove on the periphery of this base junction, this lock firmware is screw, this loam cake is provided with screw, and this screw threads is crossed screw and entered in the aforementioned circular groove.
As a kind of preferred version, the interior circular diameter of described loam cake binding site is equal to or greater than the outside diameter of base binding site.
As a kind of preferred version, the position of the corresponding base circular groove of described loam cake is evenly equipped with aforementioned screw more than three, is provided with an aforementioned screw on corresponding each screw.
As a kind of preferred version, the lower end of described helical compression spring body is loop-like body, and a screw passes this loop-like body the lower end of helical compression spring body is fixed on the base.
As a kind of preferred version, the lower end of described helical compression spring body is out ring bodies, and a screw passes this and opens ring bodies the lower end of helical compression spring body is fixed on the base.
As a kind of preferred version, the lower end of described helical compression spring body is loop-like body, a rivet pass this loop-like body with the lower end rivet clasp of helical compression spring body on base.
As a kind of preferred version, the lower end of described helical compression spring body is out ring bodies, a rivet pass this open ring bodies with the lower end rivet clasp of helical compression spring body on base.
As a kind of preferred version, the lower end of described helical compression spring body is fixedly welded on the base.
The present invention compared with prior art has tangible advantage and beneficial effect, particularly, and as shown from the above technical solution:
One, enter containing space and be fixed on the base by the lower end of helical compression spring body being passed through hole, cooperate loam cake and base to arrange rotationally each other, make and to rotate each other and the helical compression spring body taken in the containing space or in containing space gradually by through hole discharge gradually with loam cake and base, when being transferred to Len req, to lock between loam cake and the base by lock firmware, finish adjustment to helical compression spring body running length with this, the active length that has replaced tradition nonadjustable mode that immobilizes, thereby can change the rigidity of helical compression spring body according to the needs of actual conditions, bring very big convenience to use.
Two, by on the periphery of loam cake junction, being concaved with circular groove, and adopt screw as lock firmware, utilizing screw threads to cross screw enters in the aforementioned circular groove, make and stably to rotate mutually between loam cake and the base, can not move up and down, and, when needs are adjusted, only need unclamp screw and get final product, after adjusting is finished, only need tighten screw and get final product, for the adjustment to helical compression spring body running length brings easy.
For more clearly setting forth structure characteristic of the present invention and effect, the present invention is described in detail below in conjunction with accompanying drawing and specific embodiment.
Description of drawings
Fig. 1 is the sectional view of the present invention's preferred embodiment;
Fig. 2 is the sectional view of A-A direction among Fig. 1.
The accompanying drawing identifier declaration:
10, base 101, containing space
102, screw 20, loam cake
201, through hole 202, circular groove
30, helical compression spring body 40, lock firmware
50, screw
Embodiment
Please refer to illustrated in figures 1 and 2ly, the concrete structure that it has demonstrated the present invention's preferred embodiment includes base 10, loam cake 20 and helical compression spring body 30.
Wherein, this loam cake 20 is arranged on the base 10 rotationally, this loam cake 20 encloses with base 10 and is configured to the containing space 101 that the folded helical compression spring body 30 of voltage supply holds, be provided with between this loam cake 20 and the base 10 for loam cake 20 and base 10 are locked and not relatively turnable lock firmware 40 each other, do not separate when loam cake 20 relatively rotates each other with base 10 and when lock firmware 40 is not locked, can make, the end face of this loam cake 20 is provided with the through hole 201 that is communicated with aforementioned containing space 101, this through hole 201 is curved, the shape of through hole 201 will not limit, footpath and helical compression spring body 30 material section sizes are suitable in the size of this through hole 201 and shape and the helical compression spring body 30, this through hole 201 to the distance of the center of rotation of loam cake 20 equals half of footpath in the helical compression spring body 30, so that helical compression spring body 30 keeps original radian indeformable; The ring bodies that one screw 50 passes on the helical compression spring body 30 is firmly fixed at the lower end of helical compression spring body 30 on the base 10; This helical compression spring body 30 passes through hole 201 makes the part of this helical compression spring body 30 in containing space 101.
Specifically say, in the present embodiment, the interior shape of this base 10 and loam cake 20 is circular concavity body, and the outside diameter of these loam cake 20 binding sites is equal to or less than the interior circular diameter of base 10 binding sites, the lower end of this loam cake 20 is embedded in this base 10, be concaved with circular groove 202 on the periphery of these loam cake 20 binding sites, this lock firmware 40 is screw, this base 10 is provided with screw 102, this screw threads is crossed screw 102 and is entered in the aforementioned circular groove 202, in the present embodiment, the position of these base 10 corresponding loam cake 20 circular grooves 202 is evenly equipped with aforementioned screw 102 more than three, in the present embodiment, be evenly equipped with four aforementioned screws 102, be provided with an aforementioned screw on corresponding each screw 102, the quantity of this screw and screw will not limit, and can carry out high density or low-density layout as required.
In the present embodiment, the lower end of this helical compression spring body 30 is loop-like body or opens ring bodies, one screw 50 passes this loop-like body or opens ring bodies the lower end of helical compression spring body 30 is firmly fixed on the base 10, and this helical compression spring body 30 passes aforementioned arc-shaped through-hole 201 and makes the part of this helical compression spring body 30 in containing space 101.
The using method that present embodiment is described in detail in detail is as follows:
During use, with screw 50 lower end of helical compression spring body 30 is fixed on the base 10, it is to pass and compress for the ease of screw 50 that ring bodies is made in the lower end of helical compression spring body 30; Helical compression spring body 30 passes the arc-shaped through-hole 201 on the loam cake 20 and makes loam cake 20 and base 10 combinations; Then, making lock firmware 40 revolve corresponding screw 102 enters in the circular groove 202, making base 10 and loam cake 20 can not separate also can rotate mutually, so just can be helical compression spring body 30 by taking in the containing space 101 with hole 201 gradually or in containing space 101, discharging gradually, after helical compression spring body 30 is transferred to required length, again all lock firmwares 40 are tightened on the base 10, make not to be locked to each other rotatablely between base 10 and the loam cake 20 that adjustment is finished.Because helical compression spring body 30 active lengths change, elastic stiffness changes thereupon.
Design focal point of the present invention is: at first, the lower end of helical compression spring body is fixed on the base, the helical compression spring body being passed the through hole that covers makes the part of helical compression spring body in containing space again, cooperate loam cake and base to arrange rotationally each other, make and to rotate each other and the helical compression spring body taken in the containing space or in containing space gradually by through hole discharge gradually with loam cake and base, when being transferred to Len req, to lock between loam cake and the base by lock firmware, finish adjustment to helical compression spring body running length with this, the active length that has replaced tradition nonadjustable mode that immobilizes, thereby can change the rigidity of helical compression spring body according to the needs of actual conditions, bring very big convenience to use.Secondly, by on the periphery of loam cake binding site, being concaved with circular groove, and adopt screw as lock firmware, utilize screw threads to cross screw and enter in the aforementioned circular groove, make and stably to rotate mutually between loam cake and the base, can not move up and down, and, when needs are adjusted, only need unclamp screw and get final product, after adjusting is finished, only need tighten screw and get final product, for the adjustment to helical compression spring body running length brings easy.
The above, it only is preferred embodiment of the present invention, be not that technical scope of the present invention is imposed any restrictions, so every foundation technical spirit of the present invention all still belongs in the scope of technical solution of the present invention any trickle modification, equivalent variations and modification that above embodiment does.
Claims (10)
1. the spring that elastic stiffness is adjustable is characterized in that: include base, loam cake and helical compression spring body; This loam cake is arranged on the base rotationally, this loam cake and base enclose and are configured to the containing space that the folded helical compression spring body of voltage supply holds, be provided with between this loam cake and the base for loam cake and base are locked and not relatively turnable lock firmware each other, do not separate when loam cake relatively rotates each other with base and when lock firmware is not locked, can make, the end face of this loam cake is provided with the through hole that is communicated with aforementioned containing space, footpath and helical compression spring body material section size are suitable in the size of this through hole and shape and the helical compression spring body, and this through hole to the distance of the center of rotation of loam cake equals in the helical compression spring body directly half; The lower end of this helical compression spring body is fixed on the base; This helical compression spring body passes through hole makes this helical compression spring body part in containing space.
2. the adjustable spring of elastic stiffness according to claim 1, it is characterized in that: described base and loam cake interior shape are circular concavity body, the lower end of this loam cake is embedded in this base, this loam cake junction is circular, be concaved with circular groove on the periphery of this loam cake junction, this lock firmware is screw, and this base is provided with screw, and this screw threads is crossed screw and entered in the aforementioned circular groove.
3. the adjustable spring of elastic stiffness according to claim 2, it is characterized in that: the junction outside diameter of described loam cake is equal to or less than the interior circular diameter of base junction.
4. the adjustable spring of elastic stiffness according to claim 2, it is characterized in that: the position of the last corresponding loam cake circular groove of described base is evenly equipped with aforementioned screw more than three, is provided with an aforementioned screw on corresponding each screw.
5. the adjustable spring of elastic stiffness according to claim 1, it is characterized in that: described base and loam cake interior shape are circular concavity body, this loam cake is embedded in the upper end of this base in this loam cake, this base junction is circular, be concaved with circular groove on the periphery of this base junction, this lock firmware is screw, and this loam cake is provided with screw, and this screw threads is crossed screw and entered in the aforementioned circular groove.
6. the adjustable spring of elastic stiffness according to claim 5, it is characterized in that: the interior circular diameter of described loam cake binding site is equal to or greater than the outside diameter of base binding site.
7. the adjustable spring of elastic stiffness according to claim 5, it is characterized in that: the position that covers corresponding base circular groove on described is evenly equipped with aforementioned screw more than three, is provided with an aforementioned screw on corresponding each screw.
8. the adjustable spring of elastic stiffness according to claim 1, it is characterized in that: the lower end of described helical compression spring body is loop-like body, and a screw or rivet pass this loop-like body the lower end of helical compression spring body are fixed on the base.
9. the adjustable spring of elastic stiffness according to claim 1, it is characterized in that: the lower end of described helical compression spring body is out ring bodies, and a screw or rivet pass this and open ring bodies the lower end of helical compression spring body is fixed on the base.
10. the adjustable spring of elastic stiffness according to claim 1, it is characterized in that: the lower end of described helical compression spring body is fixedly welded on the base.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210338846.7A CN103256330B (en) | 2012-09-13 | 2012-09-13 | Spring adjustable in elastic rigidity |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210338846.7A CN103256330B (en) | 2012-09-13 | 2012-09-13 | Spring adjustable in elastic rigidity |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN103256330A true CN103256330A (en) | 2013-08-21 |
| CN103256330B CN103256330B (en) | 2015-03-18 |
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ID=48960461
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201210338846.7A Expired - Fee Related CN103256330B (en) | 2012-09-13 | 2012-09-13 | Spring adjustable in elastic rigidity |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN103256330B (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104930096A (en) * | 2015-07-03 | 2015-09-23 | 广西大学 | Circular section spring mechanism with adjustable rigidity |
| CN105065523A (en) * | 2015-07-20 | 2015-11-18 | 安徽舒城华云弹簧制造有限公司 | Spring and fixing device thereof |
| CN114699734A (en) * | 2022-04-27 | 2022-07-05 | 北京航空航天大学 | Parameter-adjustable multi-task bedside upper limb rehabilitation training device |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2553269A (en) * | 1945-11-05 | 1951-05-15 | Edgar C V Oldofredi | Spring box |
| GB721490A (en) * | 1952-07-04 | 1955-01-05 | Jean Leopold Pierre Duverdier | Improvements in devices for attaching or securing helical springs |
| FR2014871A1 (en) * | 1968-08-01 | 1970-04-24 | Stotz Kontakt Gmbh | |
| EP0635604A1 (en) * | 1993-07-22 | 1995-01-25 | Compania Roca-Radiadores, S.A. | Device for adjustably attaching a washbasin to its semipedestal |
| CN1368609A (en) * | 2001-02-06 | 2002-09-11 | 周政明 | Regulatable casing of spiral spring |
| CN102312897A (en) * | 2010-07-07 | 2012-01-11 | 富泰华工业（深圳）有限公司 | Anti-loose screw |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| SU1467279A1 (en) * | 1986-03-31 | 1989-03-23 | Предприятие П/Я А-1680 | Resilient device |
-
2012
- 2012-09-13 CN CN201210338846.7A patent/CN103256330B/en not_active Expired - Fee Related
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2553269A (en) * | 1945-11-05 | 1951-05-15 | Edgar C V Oldofredi | Spring box |
| GB721490A (en) * | 1952-07-04 | 1955-01-05 | Jean Leopold Pierre Duverdier | Improvements in devices for attaching or securing helical springs |
| FR2014871A1 (en) * | 1968-08-01 | 1970-04-24 | Stotz Kontakt Gmbh | |
| EP0635604A1 (en) * | 1993-07-22 | 1995-01-25 | Compania Roca-Radiadores, S.A. | Device for adjustably attaching a washbasin to its semipedestal |
| CN1368609A (en) * | 2001-02-06 | 2002-09-11 | 周政明 | Regulatable casing of spiral spring |
| CN102312897A (en) * | 2010-07-07 | 2012-01-11 | 富泰华工业（深圳）有限公司 | Anti-loose screw |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104930096A (en) * | 2015-07-03 | 2015-09-23 | 广西大学 | Circular section spring mechanism with adjustable rigidity |
| CN105065523A (en) * | 2015-07-20 | 2015-11-18 | 安徽舒城华云弹簧制造有限公司 | Spring and fixing device thereof |
| CN114699734A (en) * | 2022-04-27 | 2022-07-05 | 北京航空航天大学 | Parameter-adjustable multi-task bedside upper limb rehabilitation training device |
Also Published As
| Publication number | Publication date |
|---|---|
| CN103256330B (en) | 2015-03-18 |
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| TR01 | Transfer of patent right |
Effective date of registration: 20180202 Address after: Guangdong province Dongguan City Gaobu town 523000 Hu'an Wai Chau Industrial Zone No. 68 Pink Patentee after: DONGGUAN DANDES INTELLIGENT HOUSEHOLD TECHNOLOGY CO.,LTD. Address before: Guangdong province Dongguan City Gaobu town 523000 Hu'an Wai Chau Industrial Zone No. 68 Pink Patentee before: GUANGDONG ZHENGMEI FURNITURE TECHNOLOGY Co.,Ltd. |
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| EE01 | Entry into force of recordation of patent licensing contract |
Application publication date: 20130821 Assignee: Yantai Danti Shi Smart Home Technology Co.,Ltd. Assignor: DONGGUAN DANDES INTELLIGENT HOUSEHOLD TECHNOLOGY CO.,LTD. Contract record no.: 2019440000012 Denomination of invention: Spring adjustable in elastic rigidity Granted publication date: 20150318 License type: Common License Record date: 20190122 |
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| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20200917 Address after: 510000, room 23, No. 102, compound 257, Chang Dong Road, Haizhuqu District, Guangdong, Guangzhou Patentee after: Huang Xiangyi Address before: Guangdong province Dongguan City Gaobu town 523000 Hu'an Wai Chau Industrial Zone No. 68 Pink Patentee before: DONGGUAN DANDES INTELLIGENT HOUSEHOLD TECHNOLOGY Co.,Ltd. |
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| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20150318 |