CN205956275U - Spiral spring - Google Patents
Spiral spring Download PDFInfo
- Publication number
- CN205956275U CN205956275U CN201620890596.1U CN201620890596U CN205956275U CN 205956275 U CN205956275 U CN 205956275U CN 201620890596 U CN201620890596 U CN 201620890596U CN 205956275 U CN205956275 U CN 205956275U
- Authority
- CN
- China
- Prior art keywords
- tack portion
- boss
- tack
- spring body
- scroll spring
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
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Abstract
The utility model discloses a spiral spring, first tack portion and second tack portion including spring body and difference coupling spring body both ends, be equipped with a plurality of through -holes in the second tack portion, be connected with the connecting piece in the second tack portion, the screw passes connecting piece, through -hole and nut and threaded connection and is used for fixed connector and spring body. The utility model has the advantages of it is following and effect: the new mechanical structure of this scheme utilization is through the area of contact between increase and the screw that sets up of boss to through the area of contact between increase and the boss that sets up who extends the end, and the effort that formation blocks to the boss, the joint strength between connecting rod and the second tack portion promoted.
Description
Technical field
The utility model is related to a kind of spring technical field, particularly to a kind of scroll spring.
Background technology
As a kind of spring of more popularization, the application scenario of scroll spring widely, such as：Motorcar electric overhead door,
Seat back spring, clockwork spring etc..Plane scroll spring, is commonly called as clockwork spring, is to be formed with steel band coiling, in use,
Its one end is fixed, and after other end action torque, material produces elasticity of flexure deformation.After active force disappears, the bullet of spring savings
Property potential energy release be returned to reset condition, the moment now producing claims the output torque of spring.For contact-type plane whirlpool
Coil spring, due to there is the friction loss between stress loss and steel band during spring-return, so output torque is usual
Less than action torque.
Notification number is that the Chinese patent of 205244222U discloses a kind of improvement type plane scroll spring, and it includes spring originally
Body, the first tack, connecting portion and the second tack, described spring body structure in the shape of a spiral, described spring body the inner is provided with
One tack, described spring body outer end is tangentially provided with connecting portion, and described connecting portion is connected with the second tack, and described second
Tack is provided with mousing-hook, and described second tack is provided with protective case, the opening direction of described first tack and the second tack
Opening direction is reversed.
This contrast patent is disadvantageous in that:It is provided with mousing-hook on the second tack in contrast patent, and spring body,
Rolled by the Steel material of a flat-shaped between connecting portion, the second tack and mousing-hook and form, but pass through a flat-shaped
The spring that Steel material is made into integration defines the connected mode of connection member on the second tack it is necessary to be mutual snapping with mousing-hook
Mode, just enable the connection to scroll spring, lead to the scope of application of the scroll spring of this kind of connected mode to be subject to greatly
Restriction, lead to this kind of scroll spring not have good practicality.
Utility model content
The purpose of this utility model is to provide one kind to be provided with connector in the second tack portion, and by screw and nut it
Between cooperation realize being detachably connected of connector and the second tack portion, the scope of application of lifting scroll spring and practicality.
Above-mentioned technical purpose of the present utility model technical scheme is that：A kind of scroll spring, bag
Include spring body and the first tack portion and the second tack portion of distinguishing connecting spring body two ends, described second tack portion sets
There are some through holes, described second tack portion is connected with connector, screw passes through connector, through hole and nut thread to be connected to
Fixedly connected part and spring body.
By adopting technique scheme, connector can according to the difference of the installation of spring body and applicable pattern,
Replace with different connectors, and connector, through hole and nut thread connected mode passed through by screw, realize to connector with
Fixation between second tack portion, and realize the effect being detachably connected, lift the scope of application and the usability of spring body；
And the mode that is connected by screw and nut, can achieve the recycling to spring body, reach more preferable practicality, lead to
The setting crossing some through holes increases the structural strength of junction between the second tack portion and connector.
The utility model is further arranged to：Described second tack portion is provided with boss, described screw pass through connector,
Through hole is threadeded with boss.
By adopting technique scheme, the active force being subject between the second tack portion and connector, mainly pass through through hole
Contact surface between side wall and screw surface carries to active force, increases screw surface and reinforcement by the setting of boss
Contact area between block, is made active force by the contact surface between screw and boss, active force be carried jointly, subtracts
The by-local forces being subject on few screw and through hole, the structural strength of lifting junction.
The utility model is further arranged to：Conflict boss side wall is extended with the free end in described second tack portion
Elongated end.
By adopting technique scheme, setting of fitting between the second tack portion and connector, make the second tack portion with
Between connector when by outside active force, shearing force towards relative direction, shearing force can be formed connecting joint place
By the contact surface between screw and boss, active force is carried, when active force is larger, screw can be in active force
The lower run-off the straight of effect simultaneously drives boss to be moved, and produces the active force stopping simultaneously by the setting of elongated end to boss
Active force is carried, the structural strength of lifting junction.
The utility model is further arranged to：Transition between described spring body and the second tack portion has arc sections.
By adopting technique scheme, the active force that the second tack portion is subject to by arc sections by active force conduct to
Spring body, when conduction is to arc sections, active force changes the action direction of power by the radian of arc sections to active force, makes work
The side wall firmly moving through curved portions towards both direction consumes to active force, thus realizing unloading the effect of power, carries
The structural strength of junction between the second tack portion of liter and spring body.
The utility model is further arranged to：Screw described in two is threaded with described boss.
By adopting technique scheme, by the mode that is connected of two screws, make boss and screw in screw thread
During connection, the frictional force producing will not be rotated by screw and drive boss to realize rotating, make the installation of boss more
Plus it is convenient.
The utility model is further arranged to：On described boss, dorsad the one side in the second tack portion is provided with restriction boss
Bar shaped stopper slot along spring body axial movement.
By adopting technique scheme, spring body during installation settings, bar shaped stopper slot and installation site
Between be embedded cooperation realize spacing to boss, so that the junction between connector and the second tack portion is being made by outside
When firmly, will not deflect along the axial direction of spring body, thus realizing the more preferable fixation to junction.
The utility model is further arranged to：The both sides of described first tack portion free end are equipped with rake.
By adopting technique scheme, reduce the blocking surface of the first tack portion free end end face by the setting of rake
Long-pending, so that the first tack portion is preferably embedded in installation site, make the installation of spring body more convenient.
The utility model is further arranged to：The free end in described first tack portion be provided with cave inward be embedded groove.
By adopting technique scheme, by being embedded the setting of groove, the first tack portion is stuck in installation site, and right
First tack portion forms the spacing fixing force along length, thus realizing preferably solid between the first tack portion and installation site
Fixed, the structural strength of lifting junction.
The utility model is further arranged to：It is coated with antioxidation coating on described spring body.
By adopting technique scheme, so that spring body will not be subject to during using by the setting of antioxidation coating
To external corrosion oxidation, the service life of lifting spring body and structural strength.
The utility model is further arranged to：Transition between the side wall in described rake and the first tack portion has arcwall face.
By adopting technique scheme, by the setting of arcwall face, make staff in the process manually installed
In, increase the contact area and artificial hand between, hand will not be caused with the phenomenon scratching it is ensured that the life of staff is pacified
Entirely.
In sum, the utility model has the advantages that：Increased and screw between by the setting of boss
Contact area, and the contact area and boss between is increased by the setting of elongated end, and the work stopping is formed to boss
Firmly, the bonding strength between lifting connecting rod and the second tack portion.
Brief description
Fig. 1 is the stereogram of scroll spring.
In figure：1st, spring body；2nd, the first tack portion；3rd, the second tack portion；4th, through hole；5th, connector；6th, screw；7th, spiral shell
Female；8th, boss；9th, elongated end；10th, arc sections；11st, bar shaped stopper slot；12nd, rake；13rd, it is embedded groove；14th, antioxidation coating；
15th, arcwall face.
Specific embodiment
Below in conjunction with accompanying drawing, the utility model is described in further detail.
With reference to Fig. 1, a kind of scroll spring, including the first tack of spring body 1 and difference connecting spring body 1 two ends
Portion 2 and the second tack portion 3, transition between the first tack portion 2 and spring body 1 has arc sections 10, detachable in the second tack portion 3
It is connected with connector 5, realizes the replacing to different connectors 5 by way of being detachably connected, lift being suitable for of spring body 1
Scope, spring body 1, the first tack portion 2 and the second tack portion 3 are coated with antioxidation coating 14.
With reference to Fig. 1, the both sides of the first tack portion 2 free end end face are equipped with the rake towards the setting of end face intermediate, inclined
12, reduce contact area, realize more preferably installing, the end of rake 12 caves inward and is embedded groove 13, being embedded groove 13 is dovetail groove,
The two of the spacing fixing force to the first tack portion 2 length for the increase, the stability of erection ＆ lift, rake 12 and the first tack portion 2
Between the wall of side, equal transition has arcwall face 15, area increased, reduces the scuffing to hand.
With reference to Fig. 1, the second tack portion 3 is provided with three through holes 4, and screw 6 passes through connector 5 with through hole 4 and and nut 7 spiral shell
Line connects, and the side of the second tack portion 3 dorsad connector 5 is provided with boss 8, and wherein two screws 6 pass through connector 5 and through hole
4 and boss 8 threaded, increase screw 6 junction contact area, reduce local pressure；Boss 8 dorsad the second tack portion
3 one side is provided with twice bar shaped stopper slot 11, the parallel length direction with the second tack portion 3 of bar shaped stopper slot 11；Second tack
The elongated end 9 of conflict boss 8 side wall is extended with the free end in portion 3.
First tack portion 2 is embedded in installation site, by being embedded groove 13, the length direction in the first tack portion 2 is realized
Spacing, reach more preferable fixation, when boss 8 is installed into installation site, so that bar shaped stopper slot 11 is embedded in installation position
In putting, boss 8 is entered spacing along the axial direction of spring body 1, realizes more preferable fixation；Connector 5 and the second tack portion 3
Between when by active force, link position between connector 5 and the second tack portion 3 for the active force forms shearing force, and cuts
Shear force is mainly carried to active force by the contact surface between screw 6 surface and through hole 4 and boss 8, when active force mistake
Boss 8 can be driven when big mobile, so that boss 8 is conflicted on elongated end 9, boss 8 is carried out spacing, reach preferably solid
Fixed.
This specific embodiment is only that it is not to restriction of the present utility model, ability to explanation of the present utility model
Field technique personnel can make to the present embodiment after reading this specification as needed does not have the modification of creative contribution, but
As long as all being protected by Patent Law in right of the present utility model.
Claims (10)
1. a kind of scroll spring, including the first tack portion (2) of spring body (1) and difference connecting spring body (1) two ends
With the second tack portion (3) it is characterised in that：Described second tack portion (3) is provided with some through holes (4), described second tack portion
(3) it is connected with connector (5) on, screw (6) is threadeded with nut (7) for the company of fixation through connector (5), through hole (4)
Fitting (5) and spring body (1).
2. a kind of scroll spring according to claim 1 it is characterised in that：Described second tack portion (3) is provided with reinforcement
Block (8), described screw (6) passes through connector (5), through hole (4) to threaded with boss (8).
3. a kind of scroll spring according to claim 2 it is characterised in that：On the free end in described second tack portion (3)
It is extended with the elongated end (9) of conflict boss (8) side wall.
4. a kind of scroll spring according to claim 1 it is characterised in that：Described spring body (1) and the second tack portion
(3) between, transition has arc sections (10).
5. a kind of scroll spring according to claim 2 it is characterised in that：It is threaded with two on described boss (8)
Individual described screw (6).
6. a kind of scroll spring according to claim 2 it is characterised in that：Dorsad the second tack on described boss (8)
The one side in portion (3) is provided with and limits the bar shaped stopper slot (11) that boss (8) moves axially along spring body (1).
7. a kind of scroll spring according to claim 1 it is characterised in that：The two of described first tack portion (2) free end
Side is equipped with rake (12).
8. a kind of scroll spring according to claim 1 it is characterised in that：On the free end in described first tack portion (2)
Be provided with cave inward be embedded groove (13).
9. a kind of scroll spring according to claim 1 it is characterised in that：It is coated with oxygen on described spring body (1)
Change layer (14).
10. a kind of scroll spring according to claim 7 it is characterised in that：Described rake (12) and the first tack portion
(2) between side wall, transition has arcwall face (15).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620890596.1U CN205956275U (en) | 2016-08-17 | 2016-08-17 | Spiral spring |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620890596.1U CN205956275U (en) | 2016-08-17 | 2016-08-17 | Spiral spring |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205956275U true CN205956275U (en) | 2017-02-15 |
Family
ID=57975648
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620890596.1U Expired - Fee Related CN205956275U (en) | 2016-08-17 | 2016-08-17 | Spiral spring |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205956275U (en) |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107269747A (en) * | 2017-07-07 | 2017-10-20 | 泰州市创新电子有限公司 | A kind of multilaminate coiled spring and its lifting support |
| CN107366701A (en) * | 2017-08-10 | 2017-11-21 | 安庆谢德尔汽车零部件有限公司 | A kind of clockwork spring |
| CN108488285A (en) * | 2018-06-01 | 2018-09-04 | 博世电动工具（中国）有限公司 | Electric tool and its spring |
| CN108799379A (en) * | 2018-06-13 | 2018-11-13 | 苏州云联车控信息科技有限公司 | A kind of wind spring |
| CN109908500A (en) * | 2019-01-22 | 2019-06-21 | 深圳市库博建筑设计事务所有限公司 | A kind of building safety evacuating system and its method |
| WO2023279500A1 (en) * | 2021-07-09 | 2023-01-12 | 永康市海力实业有限公司 | Reinforced coil spring of reel |
-
2016
- 2016-08-17 CN CN201620890596.1U patent/CN205956275U/en not_active Expired - Fee Related
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107269747A (en) * | 2017-07-07 | 2017-10-20 | 泰州市创新电子有限公司 | A kind of multilaminate coiled spring and its lifting support |
| CN107269747B (en) * | 2017-07-07 | 2023-02-28 | 泰州市创新电子有限公司 | Multilayer coil spring and lifting support thereof |
| CN107366701A (en) * | 2017-08-10 | 2017-11-21 | 安庆谢德尔汽车零部件有限公司 | A kind of clockwork spring |
| CN108488285A (en) * | 2018-06-01 | 2018-09-04 | 博世电动工具（中国）有限公司 | Electric tool and its spring |
| CN108488285B (en) * | 2018-06-01 | 2024-05-14 | 博世电动工具（中国）有限公司 | Electric tool and spring thereof |
| CN108799379A (en) * | 2018-06-13 | 2018-11-13 | 苏州云联车控信息科技有限公司 | A kind of wind spring |
| CN109908500A (en) * | 2019-01-22 | 2019-06-21 | 深圳市库博建筑设计事务所有限公司 | A kind of building safety evacuating system and its method |
| WO2023279500A1 (en) * | 2021-07-09 | 2023-01-12 | 永康市海力实业有限公司 | Reinforced coil spring of reel |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20170215 Termination date: 20190817 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |