CN103486173A - Power-off protection spring with air holes - Google Patents
Power-off protection spring with air holes Download PDFInfo
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- CN103486173A CN103486173A CN201310469386.6A CN201310469386A CN103486173A CN 103486173 A CN103486173 A CN 103486173A CN 201310469386 A CN201310469386 A CN 201310469386A CN 103486173 A CN103486173 A CN 103486173A
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- main body
- guard ring
- power
- protection spring
- guard
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Abstract
The invention provides a power-off protection spring with air holes. the power-off protection spring with the air hole comprises a transformation body, guard collars and the air holes, wherein the guard collars are arranged above the transformation body, and the air holes are formed in the transformation body and penetrate through the transformation body; the transformation body is formed by upward extending a spiral coil body along a longitudinal center line according to equal distances; the spiral coil body is extended to be of a spiral shape, wherein the spiral coil body is of a round shape; the guard collars are wear-proof guard collars, wherein the number of the guard collars is two, the guard collars include the first guard collar and the second guard collar, and the guard collars are connected with the transformation body through fixing parts; the air holes are distributed uniformly in the transformation body at equal distances. The power-off protection spring with the air holes has the advantages of being long in service life, low in cost and good in sensitivity.
Description
Technical field
The present invention relates to a kind of leachy power-off protection spring.
Background technique
Power-off protection spring in existing relay on the market, be substantially all to adopt common spring structure and material, and protective measure is not set, and so caused spring in use, easily damages, and becomes easy consume product.The easy consume of power-off protection spring; directly had influence on the normal use of relay; changing the cost of relay does not first say; safety problem is only emphasis; the power-off protection spring fitting, in the inside of relay, can't with the naked eye see, thus have no idea correct judgement it whether damage; under these circumstances, provide that a kind of the power-off protection spring of certain protective measure is arranged is the task of top priority.When mainly there is operation in existing power-off protection spring; produce wearing and tearing with other component; owing to being directly wearing and tearing of power-off protection spring itself; so necessarily change whole part; so just increased user cost; although relay has the shell protection in addition; it is all extremely small existence that but dust impurity also has these things of moisture; still be easy to enter in relay by gap; be easy to just be deposited on the power-off protection spring; will play and disturb and damage the power-off protection spring like this, reduce sensitivity and working life.
Summary of the invention
The present invention solves the existing technical problem of prior art, thereby a kind of long service life is provided, and cost is low, and the good power-off protection spring that guard ring is arranged of sensitivity.
Above-mentioned technical problem of the present invention is mainly solved by following technical proposals:
A kind of leachy power-off protection spring, comprise the distortion main body, and the top of described distortion main body is provided with guard ring, and in the shape of a spiral, main body is provided with pore to main body, pore runs through main body, and spring also comprises the shell in whole distortion main body is wrapped in.
As preferably, described guard ring is the wear resistance guard ring, has two, is divided into the first guard ring and the second guard ring, by fixed block, with the distortion main body, is connected.
As preferably, described guard ring is connected with the distortion main body by fixing bolt.
As preferably, the diameter of described guard ring is greater than the diameter of distortion main body.
As preferably, described the first guard ring is positioned at the upper end of distortion main body, and described the second guard ring is positioned at the lower end of distortion main body.
As preferably, described pore is evenly distributed on the distortion main body by same distance.
As preferably, described main body by more than one round screw thread circle body by same distance longitudinally the center line spiral extension that makes progress form.
As preferably, the diameter of each round screw thread circle body is all identical.
The invention has the beneficial effects as follows: because leachy power-off protection spring is provided with the guard ring of detachable replacing, not only avoided the consume in use of power-off protection spring, and the detachable design of changing, can allow the power-off protection spring all be protected always, avoid integral replacing, significantly reduced user cost; Be arranged on the pore on the distortion main body, allow the power-off protection spring when operation, effectively got rid of resistance of air; promoted sensitivity; and can effectively get rid of dust impurity or moisture, protect the distortion main body not to be subject to the impact of external environment, increase working life.
The accompanying drawing explanation
In order to be illustrated more clearly in the embodiment of the present invention or technological scheme of the prior art, below will the accompanying drawing of required use in embodiment or description of the Prior Art be briefly described, apparently, accompanying drawing in the following describes is only some embodiments of the present invention, for those of ordinary skills, under the prerequisite of not paying creative work, can also obtain according to these accompanying drawings other accompanying drawing.
The plan view that Fig. 1 is a kind of leachy power-off protection spring of the present invention;
The STRUCTURE DECOMPOSITION figure that Fig. 2 is a kind of leachy power-off protection spring of the present invention.
In figure: 1, guard ring; 10, the first guard ring; 11, the second guard ring; 2, distortion main body; 3, pore.
Embodiment
Below describe embodiments of the invention in detail, described embodiment's example is shown in the drawings, and wherein same or similar label means same or similar element or the element with identical or similar functions from start to finish.Be exemplary below by the embodiment who is described with reference to the drawings, only for explaining the present invention, and can not be interpreted as limitation of the present invention.
In description of the invention, unless otherwise prescribed and limit, it should be noted that, term " installation ", " being connected ", " connection " should be done broad understanding, for example, can be mechanical connection or electrical connection, can be also the connection of two element internals, can be directly to be connected, also can indirectly be connected by intermediary.For the ordinary skill in the art, can understand as the case may be the concrete meaning of above-mentioned term.
As shown in Figure 1 to Figure 2, a kind of leachy power-off protection spring, comprise distortion main body 2, and the top of distortion main body 2 is provided with guard ring 1, and the diameter of guard ring 1 is greater than the diameter of distortion main body 2; Described distortion main body 2 by more than one round screw thread circle body by same distance longitudinally the center line spiral extension that makes progress form, the diameter of each round screw thread circle body is all identical, distortion main body 2 is provided with pore 3, pore 3 runs through distortion main body 2, and described pore 3 is evenly distributed on distortion main body 2 by same distance; Described guard ring 1 is the wear resistance guard ring, have 2, be divided into the first guard ring 10 and the second guard ring 11, be connected with distortion main body 2 by bolt, described the first guard ring 10 is positioned at the upper end of distortion main body 2, and described the second guard ring 11 is positioned at the lower end of distortion main body 2.The power-off protection spring in use; while receiving downward pressure; will shrink; the spiral circle body is in the process of shrinking; can be subject to a lot of different resistances, although these resistances all can't with the naked eye see, but its certain existence; so only have when pressure is greater than resistance, the power-off protection spring is just understood operation.Common power-off protection camber of spring main body is all to adopt solid structure; like this when being under pressure; resistance of air does not have place to get rid of; just become and resisted pressure completely; the power-off protection spring was exactly that the sensory current amount is judged originally; pressure is originally just little; because resistance of air is not effectively got rid of; sensitivity very low just when sensory current; and common power-off protection spring does not have pore; one above having dust or moisture to enter will to be deposited in, and is easy to like this damage spring.
The invention has the beneficial effects as follows: because leachy power-off protection spring is provided with the guard ring 1 of detachable replacing, not only avoided the consume in use of power-off protection spring, and the detachable design of changing, can allow the power-off protection spring all be protected always, avoid integral replacing, significantly reduced user cost; Be arranged on the pore 3 on distortion main body 2, allow the power-off protection spring when operation, effectively got rid of resistance of air; promoted sensitivity; and can effectively get rid of dust impurity or moisture, protect distortion main body 2 not to be subject to the impact of external environment, increase working life.
In the description of this specification, the description of reference term " embodiment ", " example " or " some examples " etc. means to be contained at least one embodiment of the present invention or example in conjunction with specific features, structure, material or the characteristics of this embodiment or example description.In this manual, the schematic statement of above-mentioned term not necessarily referred to identical embodiment or example.And the specific features of description, structure, material or characteristics can be with suitable mode combinations in any one or more embodiments or example.
Although illustrated and described embodiments of the invention, those having ordinary skill in the art will appreciate that: in the situation that do not break away from principle of the present invention and aim can be carried out multiple variation, modification, replacement and modification to these embodiments, scope of the present invention is limited by claim and equivalent thereof.
Claims (8)
1. a leachy power-off protection spring, comprise the distortion main body, it is characterized in that, the top of described distortion main body is provided with guard ring, and in the shape of a spiral, main body is provided with pore to main body, pore runs through main body.
2. spring according to claim 1, is characterized in that, described guard ring is the wear resistance guard ring, has two, is divided into the first guard ring and the second guard ring, by fixed block, with the distortion main body, is connected.
3. spring according to claim 2, is characterized in that, described guard ring is connected with the distortion main body by fixing bolt.
4. spring according to claim 3, is characterized in that, the diameter of described guard ring is greater than the diameter of distortion main body.
5. spring according to claim 4, is characterized in that, described the first guard ring is positioned at the upper end of distortion main body, and described the second guard ring is positioned at the lower end of distortion main body.
6. spring according to claim 1, is characterized in that, described pore is evenly distributed on the distortion main body by same distance.
7. spring according to claim 1, is characterized in that, described main body by more than one round screw thread circle body by same distance longitudinally the center line spiral extension that makes progress form.
8. spring according to claim 7, is characterized in that, the diameter of each round screw thread circle body is all identical.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310469386.6A CN103486173B (en) | 2013-10-10 | 2013-10-10 | A kind of leachy power-off protection spring |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310469386.6A CN103486173B (en) | 2013-10-10 | 2013-10-10 | A kind of leachy power-off protection spring |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN103486173A true CN103486173A (en) | 2014-01-01 |
| CN103486173B CN103486173B (en) | 2016-04-13 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201310469386.6A Active CN103486173B (en) | 2013-10-10 | 2013-10-10 | A kind of leachy power-off protection spring |
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| Country | Link |
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| CN (1) | CN103486173B (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104500629A (en) * | 2014-12-31 | 2015-04-08 | 华一精密机械(昆山)有限公司 | Tower-shaped spring |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH09291955A (en) * | 1996-04-26 | 1997-11-11 | Yoshino Kogyosho Co Ltd | Synthetic resin compression spring |
| CN101850702A (en) * | 2009-04-02 | 2010-10-06 | 株式会社东洋理化 | Protective tube for coil spring of vehicle suspension device |
| CN201810711U (en) * | 2010-07-05 | 2011-04-27 | 浙江英科弹簧有限公司 | Wave spring |
| CN102278173A (en) * | 2011-05-13 | 2011-12-14 | 苏州市伦琴工业设计有限公司 | Elastic muffler |
| CN202811956U (en) * | 2012-07-16 | 2013-03-20 | 浙江省上虞市油封制造有限公司 | Damping sleeve of automobile |
| CN203488605U (en) * | 2013-10-10 | 2014-03-19 | 华一精密机械(昆山)有限公司 | Power-off protection spring with air holes |
-
2013
- 2013-10-10 CN CN201310469386.6A patent/CN103486173B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH09291955A (en) * | 1996-04-26 | 1997-11-11 | Yoshino Kogyosho Co Ltd | Synthetic resin compression spring |
| CN101850702A (en) * | 2009-04-02 | 2010-10-06 | 株式会社东洋理化 | Protective tube for coil spring of vehicle suspension device |
| CN201810711U (en) * | 2010-07-05 | 2011-04-27 | 浙江英科弹簧有限公司 | Wave spring |
| CN102278173A (en) * | 2011-05-13 | 2011-12-14 | 苏州市伦琴工业设计有限公司 | Elastic muffler |
| CN202811956U (en) * | 2012-07-16 | 2013-03-20 | 浙江省上虞市油封制造有限公司 | Damping sleeve of automobile |
| CN203488605U (en) * | 2013-10-10 | 2014-03-19 | 华一精密机械(昆山)有限公司 | Power-off protection spring with air holes |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104500629A (en) * | 2014-12-31 | 2015-04-08 | 华一精密机械(昆山)有限公司 | Tower-shaped spring |
Also Published As
| Publication number | Publication date |
|---|---|
| CN103486173B (en) | 2016-04-13 |
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