CN103256330B - Spring adjustable in elastic rigidity - Google Patents
Spring adjustable in elastic rigidity Download PDFInfo
- Publication number
- CN103256330B CN103256330B CN201210338846.7A CN201210338846A CN103256330B CN 103256330 B CN103256330 B CN 103256330B CN 201210338846 A CN201210338846 A CN 201210338846A CN 103256330 B CN103256330 B CN 103256330B
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- China
- Prior art keywords
- base
- upper cover
- screw
- spring body
- helical compression
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- 230000006835 compression Effects 0.000 claims description 62
- 238000007906 compression Methods 0.000 claims description 62
- 239000000463 material Substances 0.000 claims description 3
- 238000000034 method 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
- 238000005516 engineering process Methods 0.000 description 1
- 230000003137 locomotive effect Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 230000000116 mitigating effect Effects 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
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- Springs (AREA)
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 spring art technology, refer in particular to the spring that a kind of elastic stiffness is adjustable.
Background technique
Spring is a kind of mechanical parts utilizing elasticity to carry out work.General spring steel is made.Motion, mitigation in order to control parts are impacted or are shaken, the size etc. of storage or saving energy, measuring force, are widely used in machine, instrument.The kind complexity of spring is various, divides by shape, mainly contains helical spring, spiral spring, leaf spring etc.
Helical spring is the one be widely used most in all spring kinds, product application range wide and electronics, motor, computer, information, locomotive, bicycle, hardware & tools, furniture, gift, toy and even national defense industry, because its design is easy to grasp with principle, production control is also simple.But current helical spring under normal circumstances length immobilizes not adjustable, thus 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 is to provide the adjustable spring of a kind of elastic stiffness, and it effectively can solve the constant not adjustable of existing helical spring active length to using the problem of making troubles.
For achieving the above object, the present invention adopts following technological scheme:
The spring that elastic stiffness is adjustable, includes base, upper cover and helical compression spring body, this upper cover is arranged on base rotationally, this upper cover and base enclose the containing space being configured to helical compression spring body that voltage supply folds and holding, be provided with for upper cover and base are locked and not relatively turnable lock firmware each other between this upper cover and base, and can make when lock firmware is not locked not to be separated when upper cover relatively rotates each other with base, the end face of this upper cover is provided with the through hole being communicated with aforementioned containing space, the size and shape of this through hole and helical compression spring body central diameter and helical compression spring body material section size suitable, this through hole to the distance of the center of rotation of upper cover equals the half of helical compression spring body central diameter, the lower end of this helical compression spring body is fixed on base, this helical compression spring body makes this helical compression spring body part in containing space through through hole.
As a kind of preferred version, described base and upper cover interior shape are circular concavity body, and the lower end of this upper cover is embedded in this base, the periphery of this upper cover junction is arranged with circular groove, this lock firmware is screw, and this base is provided with screw, and this screw is threaded through screw and enters in aforementioned circular groove.
As a kind of preferred version, the outside diameter of described upper cover 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 upper cover circular groove of described base is evenly equipped with more than three aforementioned screws, and each screw corresponding is provided with an aforementioned screw.
As a kind of preferred version, described base and upper cover interior shape are circular concavity body, this upper cover is embedded in the upper end of this base in this upper cover, the periphery of this base joint position is arranged with circular groove, this lock firmware is screw, this covers and is provided with screw, this screw is threaded through screw and enters in aforementioned circular groove.
As a kind of preferred version, the interior circular diameter of described upper cover 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 upper cover is evenly equipped with more than three aforementioned screws, and each screw corresponding is provided with an aforementioned screw.
As a kind of preferred version, the lower end of described helical compression spring body is loop-like body, and the lower end of helical compression spring body is fixed on base through this loop-like body by a screw.
As a kind of preferred version, the lower end of described helical compression spring body is in opening ring bodies, and a screw is opened ring bodies be fixed on base the lower end of helical compression spring body through this.
As a kind of preferred version, the lower end of described helical compression spring body is loop-like body, a rivet through this loop-like body by 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 in opening ring bodies, and a rivet opens ring bodies by the lower end rivet clasp of helical compression spring body on base through this.
As a kind of preferred version, the lower end of described helical compression spring body is fixedly welded on base.
The present invention compared with prior art has obvious advantage and beneficial effect, specifically, as shown from the above technical solution:
One, by the lower end of helical compression spring body is entered containing space through through hole and is fixed on base, upper cover and base is coordinated to arrange rotationally each other, make to rotate each other with upper cover and base and helical compression spring body is taken in containing space or in containing space gradually by through hole discharge gradually, when being transferred to Len req, locked between upper cover and base by lock firmware, the adjustment to helical compression spring body running length is completed with this, the active length that instead of tradition immobilizes nonadjustable mode, thus can according to the rigidity needing change helical compression spring body of actual conditions, very large convenience is brought to use.
Two, by being arranged with circular groove on the periphery of upper cover junction, and adopt screw as lock firmware, utilizing screw to be threaded through screw enters in aforementioned circular groove, make can mutually stably rotate between upper cover and base, can not move up and down, and, only need unclamp screw when needs adjust, only screw need be tightened, for bringing easy to the adjustment of helical compression spring body running length after adjustment completes.
For more clearly setting forth structure characteristic of the present invention and effect, below in conjunction with accompanying drawing and specific embodiment, the present invention is described in detail.
Accompanying drawing explanation
Fig. 1 is the sectional view of the preferred embodiment of the present invention;
Fig. 2 is the sectional view in A-A direction in Fig. 1.
Accompanying drawing identifier declaration:
10, base 101, containing space
102, screw 20, upper cover
201, through hole 202, circular groove
30, helical compression spring body 40, lock firmware
50, screw
Embodiment
Please refer to shown in Fig. 1 and Fig. 2, that show the concrete structure of the preferred embodiment of the present invention, include base 10, upper cover 20 and helical compression spring body 30.
Wherein, this upper cover 20 is arranged on base 10 rotationally, this upper cover 20 and base 10 enclose the containing space 101 being configured to helical compression spring body 30 that voltage supply folds and holding, be provided with for upper cover 20 and base 10 are locked and not relatively turnable lock firmware 40 each other between this upper cover 20 and base 10, and can make when lock firmware 40 is not locked not to be separated when upper cover 20 relatively rotates each other with base 10, the end face of this upper cover 20 is provided with the through hole 201 being communicated with aforementioned containing space 101, this through hole 201 is curved, the shape of through hole 201 will not limit, the size and shape of this through hole 201 and helical compression spring body 30 central diameter and helical compression spring body 30 material section size suitable, the distance of the center of rotation of this through hole 201 to upper cover 20 equals the half of helical compression spring body 30 central diameter, keep original radian indeformable to make helical compression spring body 30, the lower end of helical compression spring body 30 is firmly fixed on base 10 through the ring bodies on helical compression spring body 30 by one screw 50, this helical compression spring body 30 makes a part for this helical compression spring body 30 in containing space 101 through through hole 201.
Specifically say, in the present embodiment, the interior shape of this base 10 and upper cover 20 is circular concavity body, and the outside diameter of this upper cover 20 binding site is equal to or less than the interior circular diameter of base 10 binding site, the lower end of this upper cover 20 is embedded in this base 10, the periphery of this upper cover 20 binding site is arranged with circular groove 202, this lock firmware 40 is screw, this base 10 is provided with screw 102, this screw is threaded through screw 102 and enters in aforementioned circular groove 202, in the present embodiment, the position of this base 10 corresponding upper cover 20 circular groove 202 is evenly equipped with more than three aforementioned screws 102, in the present embodiment, be evenly equipped with four aforementioned screws 102, each screw 102 corresponding is provided with an aforementioned screw, the quantity of this screw and screw will not limit, high density or low-density layout can be carried out 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 and is firmly fixed on base 10 lower end of helical compression spring body 30, and this helical compression spring body 30 makes a part for this helical compression spring body 30 in containing space 101 through aforementioned arc-shaped through-hole 201.
The using method that the present embodiment is described in detail in detail is as follows:
During use, with screw 50, the lower end of helical compression spring body 30 is fixed on base 10, it is pass for the ease of screw 50 and compress 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 upper cover 20 and upper cover 20 is combined with base 10; Then, making lock firmware 40 be threaded through corresponding screw 102 enters in circular groove 202, base 10 and upper cover 20 can not be separated and can mutually rotate, so just can helical compression spring body 30 by taking in hole 201 in containing space 101 gradually or discharging gradually in containing space 101, after helical compression spring body 30 is transferred to required length, all lock firmwares 40 are tightened on base 10, make to be locked to each other between base 10 and upper cover 20 not rotatable, adjustment completes again.Because helical compression spring body 30 active length changes, elastic stiffness changes thereupon.
Design focal point of the present invention is: first, the lower end of helical compression spring body is fixed on base, make a part for helical compression spring body in containing space through the through hole above covered helical compression spring body again, upper cover and base is coordinated to arrange rotationally each other, make to rotate each other with upper cover and base and helical compression spring body is taken in containing space or in containing space gradually by through hole discharge gradually, when being transferred to Len req, locked between upper cover and base by lock firmware, the adjustment to helical compression spring body running length is completed with this, the active length that instead of tradition immobilizes nonadjustable mode, thus can according to the rigidity needing change helical compression spring body of actual conditions, very large convenience is brought to use.Secondly, by being arranged with circular groove on the periphery of upper cover binding site, and adopt screw as lock firmware, utilize screw to be threaded through screw to enter in aforementioned circular groove, make can mutually stably rotate between upper cover and base, can not move up and down, and, only need unclamp screw when needs adjust, after adjustment completes, only need tighten screw, for bringing easy to the adjustment of helical compression spring body running length.
The above, it is only preferred embodiment of the present invention, not technical scope of the present invention is imposed any restrictions, thus every above embodiment is done according to technical spirit of the present invention any trickle amendment, equivalent variations and modification, all still belong in the scope of technical solution of the present invention.
Claims (10)
1. the spring that elastic stiffness is adjustable, is characterized in that: include base, upper cover and helical compression spring body, this upper cover is arranged on base rotationally, this upper cover and base enclose the containing space being configured to voltage supply coiled coil stage clip body and holding, be provided with for upper cover and base are locked and not relatively turnable lock firmware each other between this upper cover and base, and be not separated when upper cover can be made to relatively rotate each other with base when lock firmware is not locked, the end face of this upper cover is provided with the through hole being communicated with aforementioned containing space, the size and shape of this through hole and helical compression spring body central diameter and helical compression spring body material section size suitable, this through hole to the distance of the center of rotation of upper cover equals the half of helical compression spring body central diameter, the lower end of this helical compression spring body is fixed on base, this helical compression spring body makes this helical compression spring body part in containing space through through hole.
2. the spring that elastic stiffness according to claim 1 is adjustable, it is characterized in that: the interior shape of described base and upper cover is circular concavity body, the lower end of this upper cover is embedded in this base, the junction of this upper cover is circular, the periphery of the junction of this upper cover is arranged with circular groove, this lock firmware is screw, and this base is provided with screw, and this screw is threaded through screw and enters in aforementioned circular groove.
3. the spring that elastic stiffness according to claim 2 is adjustable, is characterized in that: the junction outside diameter of described upper cover is equal to or less than the interior circular diameter of base joint position.
4. the spring that elastic stiffness according to claim 2 is adjustable, is characterized in that: on described base, the position of corresponding upper cover circular groove is evenly equipped with more than three aforementioned screws, and each screw corresponding is provided with an aforementioned screw.
5. the spring that elastic stiffness according to claim 1 is adjustable, it is characterized in that: the interior shape of described base and upper cover is circular concavity body, this upper cover is embedded in the upper end of this base in this upper cover, the junction of this base is circular, the periphery of the junction of this base is arranged with circular groove, this lock firmware is screw, this covers and is provided with screw, and this screw is threaded through screw and enters in aforementioned circular groove.
6. the spring that elastic stiffness according to claim 5 is adjustable, is characterized in that: the interior circular diameter of the binding site of described upper cover is equal to or greater than the outside diameter of base binding site.
7. the spring that elastic stiffness according to claim 5 is adjustable, is characterized in that: the position covering corresponding base circular groove on described is evenly equipped with more than three aforementioned screws, and each screw corresponding is provided with an aforementioned screw.
8. the spring that elastic stiffness according to claim 1 is adjustable, is characterized in that: the lower end of described helical compression spring body is loop-like body, and the lower end of helical compression spring body is fixed on base through this loop-like body by a screw or rivet.
9. the spring that elastic stiffness according to claim 1 is adjustable, is characterized in that: the lower end of described helical compression spring body is in opening ring bodies, and a screw or rivet are opened ring bodies be fixed on base the lower end of helical compression spring body through this.
10. the spring that elastic stiffness according to claim 1 is adjustable, is characterized in that: the lower end of described helical compression spring body is fixedly welded on 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 CN103256330A (en) | 2013-08-21 |
| CN103256330B true CN103256330B (en) | 2015-03-18 |
Family
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) |
Families Citing this family (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 |
| CN105065523B (en) * | 2015-07-20 | 2017-07-18 | 安徽舒城华云弹簧制造有限公司 | spring and its fixing device |
| 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 (7)
| 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 | |
| SU1467279A1 (en) * | 1986-03-31 | 1989-03-23 | Предприятие П/Я А-1680 | Resilient device |
| 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 |
-
2012
- 2012-09-13 CN CN201210338846.7A patent/CN103256330B/en not_active Expired - Fee Related
Patent Citations (7)
| 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 | |
| SU1467279A1 (en) * | 1986-03-31 | 1989-03-23 | Предприятие П/Я А-1680 | Resilient device |
| 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 |
Also Published As
| Publication number | Publication date |
|---|---|
| CN103256330A (en) | 2013-08-21 |
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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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| EE01 | Entry into force of recordation of patent licensing contract | ||
| 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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| TR01 | Transfer of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20150318 |
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| CF01 | Termination of patent right due to non-payment of annual fee |