CN202906044U - A safety mechanism - Google Patents
A safety mechanism Download PDFInfo
- Publication number
- CN202906044U CN202906044U CN 201220591165 CN201220591165U CN202906044U CN 202906044 U CN202906044 U CN 202906044U CN 201220591165 CN201220591165 CN 201220591165 CN 201220591165 U CN201220591165 U CN 201220591165U CN 202906044 U CN202906044 U CN 202906044U
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- China
- Prior art keywords
- shutter
- plane
- protective door
- cover plate
- base plate
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- 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.)
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- Connector Housings Or Holding Contact Members (AREA)
Abstract
The utility model discloses a safety mechanism comprising a cover plate, a base plate, a protective door, and a reset spring. The front of the protective door is equipped with second inclined planes, first inclined planes, rib plates, a middle groove, and position-limiting bosses. The cover plate is equipped with side plates, two jack holes, and two parallel rib plates. The base plate is equipped with a convex rid and two through holes. The middle groove on the front of the protective door is matched with the two parallel rib plates and enables the protective door to move forwards and backwards along the two parallel rib plates when the reset spring is compressed and stretched in order to open and close the protective door. If bearing force at one side, the protective door inclines towards the other side. Sinking edges are dropped into the through holes of the base plate in order to stop the protective door from sliding to the other side. The position-limiting bosses on up-warping edges are inserted into the jack holes on the cover plate in order to stop the protective door from sliding backwards to be opened. The side plates around the cover plate stop the protective door from sliding to left side and right side in order to make the protective door in a closed state all the time and to prevent a elongated conductive material from contacting a live part when the conductive material is inserted into the jack holes from any angle, reducing electric shock possibility.
Description
Technical field
The utility model relates to a kind of essential electronic element, relates in particular to a kind of electric accessories, more specifically, relates to a kind of industry, civil buildings appliance socket, more specifically says a kind of release mechanism of two pole sockets.
Background technology
As everyone knows, national electrical standard regulation, the socket setting height(from bottom) has the safety socket of shutter setting below 1.8 meters when employing.Simultaneously regulation is arranged again, except air conditioner socket and some special-purpose sockets, under the general room socket along 300mm position overhead.That is to say, the socket that family uses generally all should have the shutter setting.Shutter mainly prevents the unexpected electric leakage accident that causes of inserting of external metallization, particularly to children's protection.Children often entertain very strong curiosity to nouveaut, to indoor socket within reach, may disclose socket with finger or other hard things, have shutter can largely reduce dangerous the generation.Two pole socket shutter structures in the market are various, mostly exist anti-one pole latch to insert the problems such as effect is bad, the latch insertion has some setbacks.For this problem, my company carries out for many years developmental research and experiment to the shutter structure, is finally solved the defective that prevents that the one pole latch from inserting, and a kind of release mechanism has been produced in research.
Summary of the invention
The technical problem that exists for overcoming above-mentioned prior art, the utility model provides a kind of one pole latch that can prevent and inserts, and can prevent that elongated electric conducting material from inserting at any angle, particularly oblique cutting inserts, and can make again smoothly the two poles of the earth socket secure mechanism of two pole sockets of insertion of the two poles of the earth latch.
For addressing the above problem, the utility model by the following technical solutions: a kind of release mechanism, comprise cover plate and be contained in base plate below the cover plate, be provided with shutter in the described cover plate and provide the back-moving spring of power for shutter resets, it is characterized in that:
The both sides in the front of described shutter are provided with flat slotting the second corresponding inclined-plane with circle and insert the first corresponding inclined-plane; End on the second inclined-plane and the first inclined-plane is provided with gusset, and described gusset is provided with the arc groove corresponding with described the second inclined-plane; The positive middle of described shutter also is provided with intermediate groove, also is provided with the projection of fixed reset spring in intermediate groove; The front of described shutter also is provided with positive stop lug boss;
Be provided with side plate around the described cover plate, the centre is provided with two pin holes, and the inner surface between described two pin holes is provided with two parallel gussets, and described back-moving spring places in the space between described two parallel gussets; The intermediate groove in described shutter front matches with described two parallel gussets, and makes described shutter move forward and backward the formation opening and closing along two parallel gussets when described back-moving spring compresses with extension;
The centre of described base plate is provided with convex tendon, also is provided with two through holes that pass through for two utmost point latches on the described base plate; The described shutter back side places on the described convex tendon, and deflects to opposite side when stressed one-sided.
Release mechanism of the present utility model, shutter covers in two and inserts jack under the effect of back-moving spring under the normality, avoids touching because of carelessness live part; When inserting with elongated electric conducting material is arbitrarily angled, when particularly oblique cutting inserts a jack, when the lower end of elongated electric conducting material is inserted in the inclined-plane of shutter, finally, the lower end of elongated electric conducting material slides into the gusset place of the inclined-plane end face of shutter downward, the lower end of elongated electric conducting material is blocked and can't inserts out shutter, shutter deflects to a side simultaneously, the lower end on the sinking limit of shutter sinks to the through hole the inside of base plate, stop that shutter is to a Slideslip, and the positive stop lug boss of the upper alice of shutter is inserted in the jack of cover plate, prevents that shutter is sliding and open backward; And the side plate around the cover plate can be protected to the left and right two Slideslips, makes shutter be in all the time closed condition, contacts with live part when avoiding elongated electric conducting material from arbitrarily angled insertions of a jack, has reduced the possibility of electric shock.
When the one pole latch inserts; shutter deflects to a side; until sink in the through hole of base plate; and the annular boss of the upper alice of shutter is inserted in the jack of cover plate; stop that shutter can not be again to a Slideslip; remain closed condition, and the gusset of cover plate can stop to the left and right two Slideslips of shutter.
When two utmost point latches insert, because the both sides stress balance of shutter can not deflect, be in level; Simultaneously; two latches of two-wire plug act on the first inclined-plane or second inclined-plane of shutter; make shutter to front slide; back-moving spring begins compression; shutter not with the through hole limit Xiang Ding of base plate, until two latches of two-wire plug contact fully with live part, when extracting two latches of two-wire plug; back-moving spring begins to push shutter to other rear motion, until shutter is fully closed.
As seen the utility model can effectively be prevented the insertion of one pole latch, can prevent that again elongated electric conducting material inserts at any angle, and special oblique cutting inserts, and can also only just can open with two utmost point latches safety door mechanism of shutter with less power.
As further improvement of the utility model, the other end that the front of described shutter is positioned at described the second inclined-plane and the first inclined-plane also is provided with two limited impressions.When elongated electric conducting material when oblique cutting inserts a jack forward, the end of elongated electric conducting material falls in this limited impression, thereby guarantees that elongated electric conducting material can not enter socket inside.
Further improve as of the present utility model, the body surfaces of the front and back of the described shutter left and right sides is the inclined-plane again.The back side mid portion of described shutter is the plane.Convex tendon top rounding in the middle of the described base plate.This structure, shutter easilier when stressed deflects to opposite side one-sided.
Further improve as of the present utility model, described positive stop lug boss is annular boss again.Shutter more easily forms spacing after deflecting.
Further improve as of the present utility model, the back side of described shutter also is provided with two grooves, to satisfy better the frock requirement, also can reduce the raw material consumption simultaneously, reduces manufacturing cost.
Description of drawings
The utility model is described in further detail below in conjunction with the drawings and specific embodiments.
The utility model is described in further detail below in conjunction with drawings and Examples.
Fig. 1 is the perspective view of a kind of release mechanism of the utility model;
Fig. 2 is a kind of release mechanism stereochemical structure of the utility model decomposing schematic representation;
Fig. 3 is cover plate perspective view of the present utility model;
Fig. 4 is shutter perspective view of the present utility model, and wherein (A) is front schematic view, (B) is schematic rear view;
Fig. 5 is base plate perspective view of the present utility model;
Fig. 6 be Fig. 1 along D-D to cutaway view, when the utility model is in normal operating conditions among the figure;
Fig. 7 is the structural representation when being in guard mode of the present utility model, wherein (A) be Fig. 1 along C-C to cutaway view, embody the configuration state of sinking limit one side; (B) be Fig. 1 along D-D to cutaway view, the configuration state of alice one side in the embodiment;
Fig. 8 is the structural representation of the utility model when being in open mode, and wherein (A) is the schematic diagram before two utmost point latches insert, and (B) is the schematic diagram after two utmost point latches insert;
Among the figure, 1. 204. second inclined-planes, 202. positive stop lug boss, 203. first inclined-planes, cover plate 11. side plate 12. jacks, 13. parallel gusset 2. shutters, 201. positive inclined-plane, both sides, 205. projections, 206. intermediate groove, 207. arc grooves, 208. gussets 209. are carried on the back alice 3. back-moving springs 4. base plates 41. convex tendons 42. through holes 5. elongated electric conducting material 6. 2 utmost point latches on 212. limited impressions, the 213. sinking limits 214., plane, 210. back side grooves, 211. back, inclined-plane, both sides.
Embodiment
Elaborate below in conjunction with a kind of execution mode of Figure of description to wall switch socket terminal box of the present utility model:
Referring to figs. 1 through Fig. 5, a kind of release mechanism of the present utility model, it comprises cover plate 1, be installed in the shutter 2 of 1 li of cover plate and provide the back-moving spring of power 3 for shutter 2 resets, and is contained in the base plate 4 below the cover plate 1.
In the implementation case, side plate 11 is arranged around the described cover plate 1; Also be provided with two pin holes 12, and two parallel gussets 13 are arranged between two pin holes 12.
In the implementation case, there is boss 41 centre of described base plate 4, and rounding; And leave through hole 42 at the conductive component place.
In the implementation case, the both sides in the front of described shutter 2 are provided with the second inclined-plane 204 and first surface 203; End on the second inclined-plane 204 and the first inclined-plane 203 is provided with gusset 208, and individual arc groove 207 is arranged in the gusset 208, is used for cooperating circle to insert, and two polar circles is inserted when inserting do not blocked by gusset 208; The centre of shutter 2 also is provided with intermediate groove 206, in be the projection 205 that also is provided with fixed reset spring 3 usefulness in the groove 206; The front also is provided with annular stop boss 202; Also respectively be provided with a limited impression 212 in the both sides in front, the back side also is provided with two frocks groove 210 in addition; The body surfaces of the front and back of the left and right sides of described shutter 2 also is inclined-plane 201,209; The back side mid portion of shutter 2 is plane 210.
On the basis of said structure, the shutter 2 described in the implementation case is placed on the convex tendon 41 of base plate 4, like this shutter 2 one-sided can the deflection certain angle when stressed.Back-moving spring 3 one ends are sleeved on the projection 205 of shutter 2, and back-moving spring 3 is installed in the parallel gusset 13 of cover plate 1 simultaneously, depart from mill train when preventing back-moving spring 3 work.The intermediate groove 206 in described shutter 2 fronts matches with described two parallel gussets 13, and makes described shutter 2 move forward and backward the formation opening and closing along two parallel gussets 13 when described back-moving spring 3 compresses with extension.Last base plate 4 and cover plate 1 cooperate firmly by retention mechanism.
Its operation principle is:
With reference to Fig. 6, in the implementation case, a kind of shutter 2 of safety door mechanism covers in two jacks 12 on the cover plate 1 under the effect of back-moving spring 3, avoid touching because of carelessness live part.
With reference to Fig. 7, when arbitrarily angled slotting with elongated electric conducting material 5, particularly oblique insertion is wherein during a jack 12, when the lower end of elongated electric conducting material 5 is inserted in the second inclined-plane 204 of shutter 2 or the first inclined-plane 203, finally, the lower end of elongated electric conducting material 5 slides into gusset 208 places of 203 ends, the first inclined-plane of shutter 2 downward, or in " V " shape groove of forming of the lower side plate 11 that slides into shutter 2 and cover plate 1, the lower end of elongated electric conducting material 5 is blocked and can't inserts out shutter 2; Shutter 2 deflects to a side simultaneously, the lower end on the sinking limit 213 of shutter 2 sinks to through hole 42 the insides (shown in Fig. 7 (A)) of base plate 4, stop that shutter 2 is to a Slideslip, and the annular stop boss 202 of the upper alice 214 of shutter 2 is inserted into 12 li of the jacks (shown in Fig. 7 (B)) of cover plate 1, prevents that shutter 2 is sliding and open backward; And side plate 11 can be protected to the left and right two Slideslips around the cover plate 1, makes shutter 2 be in all the time closed condition, contacts with live part when avoiding elongated electric conducting material 5 from arbitrarily angled insertions of a jack, has reduced the possibility of electric shock.
When elongated electric conducting material 5 when oblique cutting inserts a jack forward, the end of elongated electric conducting material falls in the limited impression 212 in shutter 2 fronts, thereby guarantees that elongated electric conducting material 5 can not enter socket inside.
In the implementation case; a kind of safety door mechanism; when the one pole latch inserts; shutter 2 deflects to a side; until sink in the through hole 42 of base plate 4, and the annular stop boss 202 of the upper alice of shutter 2 is inserted into 12 li of the jacks of cover plate 1, stops that shutter 2 can not be again to a Slideslip; remain closed condition, and the side plate 11 of cover plate 1 can stop to the left and right two Slideslips of shutter 2.
In the implementation case, a kind of safety door mechanism when two utmost point latches 6 insert, because the both sides stress balance of shutter 2 can not deflect, is in level; Simultaneously; two latches of two-wire plug make shutter 2 to front slide; back-moving spring 3 begins compression; shutter 2 not with the through hole 42 limit Xiang Ding of base plate 4; until two latches 6 of two-wire plug contact fully with live part; when extracting two latches 6 of two-wire plug, back-moving spring 3 begins to push shutter 2 and moves backward, until shutter 2 is fully closed.
Obviously, above-described embodiment of the present utility model only is for the utility model example clearly is described, and is not to be restriction to execution mode of the present utility model.For those of ordinary skill in the field, can also make other changes in different forms on the basis of the above description.Here need not also can't give all execution modes exhaustive.And these belong to apparent variation or the change that connotation of the present utility model extends out and still belong to protection range of the present utility model.
Claims (6)
1. a release mechanism comprises cover plate (1) and is contained in the following base plate (4) of cover plate (1), is provided with shutter (2) in the described cover plate (1) and provides the back-moving spring of power (3) for shutter (2) resets, and it is characterized in that:
The both sides in the front of described shutter (2) are provided with flat slotting corresponding the second inclined-plane (204) with circle and insert corresponding the first inclined-plane (203); End in the second inclined-plane (204) and the first inclined-plane (203) is provided with gusset (208), and described gusset (208) is provided with the arc groove (207) corresponding with described the second inclined-plane (204); The positive middle of described shutter (2) also is provided with intermediate groove (206), also is provided with the projection (205) of fixed reset spring (3) in intermediate groove (206); The front of described shutter (2) also is provided with positive stop lug boss (202);
Be provided with side plate (11) around the described cover plate (1), the centre is provided with two pin holes (12), inner surface between described two pin holes (12) is provided with two parallel gussets (13), and described back-moving spring (3) places in the space between described two parallel gussets (13); The positive intermediate groove (206) of described shutter (2) matches with described two parallel gussets (13), and makes described shutter (2) move forward and backward the formation opening and closing along two parallel gussets (13) when described back-moving spring (3) compresses with extension;
The centre of described base plate (4) is provided with convex tendon (41), also is provided with two through holes (42) that pass through for two utmost point latches on the described base plate (4); Described shutter (2) back side places on the described convex tendon (41), and deflects to opposite side when stressed one-sided.
2. a kind of release mechanism as claimed in claim 1, the other end that the front that it is characterized in that described shutter (2) is positioned at described the second inclined-plane (204) and the first inclined-plane (203) also is provided with two limited impressions (212).
3. a kind of release mechanism as claimed in claim 1 is characterized in that the body surfaces of the front and back of described shutter (2) left and right sides is inclined-plane (201,209).
4. a kind of release mechanism as claimed in claim 1 is characterized in that described positive stop lug boss (202) is annular boss.
5. a kind of release mechanism as claimed in claim 1 is characterized in that convex tendon (41) the top rounding that described base plate (4) is middle.
6. such as any one described a kind of release mechanism of claim 1-5, the back side mid portion that it is characterized in that described shutter (2) is plane (210).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220591165 CN202906044U (en) | 2012-11-09 | 2012-11-09 | A safety mechanism |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220591165 CN202906044U (en) | 2012-11-09 | 2012-11-09 | A safety mechanism |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202906044U true CN202906044U (en) | 2013-04-24 |
Family
ID=48126671
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220591165 Expired - Fee Related CN202906044U (en) | 2012-11-09 | 2012-11-09 | A safety mechanism |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202906044U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102931514A (en) * | 2012-11-09 | 2013-02-13 | 浙江正泰建筑电器有限公司 | Safety mechanism |
| CN111891571A (en) * | 2020-07-15 | 2020-11-06 | 李德龙 | Medicine grain ration takes out bottle lid |
| CN113690653A (en) * | 2021-08-25 | 2021-11-23 | 维沃移动通信有限公司 | Electronic device |
-
2012
- 2012-11-09 CN CN 201220591165 patent/CN202906044U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102931514A (en) * | 2012-11-09 | 2013-02-13 | 浙江正泰建筑电器有限公司 | Safety mechanism |
| CN111891571A (en) * | 2020-07-15 | 2020-11-06 | 李德龙 | Medicine grain ration takes out bottle lid |
| CN113690653A (en) * | 2021-08-25 | 2021-11-23 | 维沃移动通信有限公司 | Electronic device |
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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: 20130424 Termination date: 20151109 |
|
| EXPY | Termination of patent right or utility model |