CN203584043U - Pulling bolt type magnetic lock in self-rotation locking - Google Patents
Pulling bolt type magnetic lock in self-rotation locking Download PDFInfo
- Publication number
- CN203584043U CN203584043U CN201320694226.7U CN201320694226U CN203584043U CN 203584043 U CN203584043 U CN 203584043U CN 201320694226 U CN201320694226 U CN 201320694226U CN 203584043 U CN203584043 U CN 203584043U
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- Prior art keywords
- sleeve
- pulling plug
- brake hoop
- key operated
- magnetic key
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Abstract
The utility model discloses a pulling bolt type magnetic lock in self-rotation locking. The pulling bolt type magnetic lock comprises a pulling bolt (21), a sleeve (22), a sleeve inner plug (23), a brake ring (24), a rotating piece (25), a plug pin (26) and a plug pin driving assembly (27), wherein the pulling bolt (21) is fixedly arranged at one side, and the top end of the pulling bolt (21) is provided with a flange; the sleeve (22) is fixedly arranged at the other side and can be inserted with the pulling bolt (21); the sleeve inner plug (23) can move axially relative to the sleeve in the sleeve; the brake ring (24) is sleeved outside the sleeve (22); the rotating piece (25) is arranged between the brake ring and the sleeve and can be in synchronous rotating with the brake ring; the plug pin (26) is in vertical stretching with the axial direction of the brake ring, and one end of the plug pin (26) is matched with a radial deformation area (241) on the outer wall of the brake ring so as to stop rotating the brake ring or release the brake ring; the rotating piece can be driven to rotate by the sleeve inner plug under the action of a downward force of the pulling bolt and can be driven to rotate by the brake ring under the action of an upward force of the pulling bolt. According to the pulling plug type magnetic lock disclosed by the utility model, the failure of locking due to a small electromagnetic force can be avoided, and both locking and unlocking can be completed by the small electromagnetic force; the locking can be assisted by a mechanical force, the lock structure is simplified, and the work is more reliable.
Description
Technical field
The utility model relates to a kind of pulling plug formula magnetic key operated lock, relates in particular to the pulling plug formula magnetic key operated lock that a kind of spin is locked.
Background technology
Existing a kind of pulling plug formula magnetic key operated lock as shown in Figure 1, in a side, on the substrate 103 of door, pulling plug 11 is set, on the both sides of pulling plug 11, iron plate 104 is set, at opposite side, columnar spherical cavity 12 is set on doorframe, wall portion at spherical cavity 12 offers circular hole 121, in circular hole 121, placing ball, an iron core 14 is in axial sliding set in the outer ring of spherical cavity 12, is the different stepped hole of two loop diameters in iron core 14.Wherein, the cylindrical rod that described pulling plug 11 is is ball perpendicular to door-plate projection one end, the bulb diameter of pulling plug 11 ends is greater than body diameter.On iron core 14, magnet 105 is set in the position corresponding with iron plate 104.
As can be seen here, existing pulling plug formula magnetic key operated lock is all by the effect of electromagnetic force, to be made linearity between brake hoop (corresponding to above-mentioned iron core 14) and sleeve (corresponding to above-mentioned spherical cavity 12) relatively move, thereby pulling plug cannot be extracted.In the situation that electromagnetic force is less, easily there is brake hoop (iron core 14) and move failed problem relative to sleeve (spherical cavity 12), cause the inefficacy of locking of pulling plug formula magnetic key operated lock.
Summary of the invention
The technical problems to be solved in the utility model is to provide a kind of pulling plug formula magnetic key operated lock of locking and assisting the spin unblanked to lock of realizing by mechanical force.
For solving the problems of the technologies described above, the utility model adopts following technical scheme:
The pulling plug formula magnetic key operated lock that spin is locked, comprise the flanged pulling plug in top of the vertical protrusion that is fixed on door one side, the upper shed that is fixed on an opposite side can insert the sleeve of pulling plug, in sleeve relatively plug in the axially movable sleeve of sleeve, be nested with brake hoop outside sleeve, can be with the revolving part of brake hoop synchronous rotary between brake hoop and sleeve, match with latch and the bolt driving assembly of spline or releasing brake ring with the radial deformation region on brake hoop outer wall with the axial vertical extension of brake hoop and one end.Wherein, the mechanism on sleeve and brake hoop with the aperture of this sleeve part internal cavities of the adjusting of working in coordination, this mechanism comprises a plurality of holes that have in sleeve lateral wall and the ball of placing in each hole on the one hand, and the side wall inner surfaces at brake hoop forms the different part in aperture distributing along circumferentially on the other hand.Revolving part can be under the effect of pulling plug downward force be filled in driven rotary and can under the effect of pulling plug upward force, by brake hoop, drive revolution in by sleeve.
For above-mentioned pulling plug formula magnetic key operated lock, mechanism rack is fixed in lock housing, latch be arranged in mechanism rack with the axial vertically extending slot of brake hoop.
For above-mentioned pulling plug formula magnetic key operated lock, near one end of brake hoop, at least when stretching out state, from slot, the opening on mechanism rack sidewall exposes latch.
For above-mentioned pulling plug formula magnetic key operated lock, between latch is away from one end of brake hoop and the sidewall of mechanism rack, be provided with latch back-moving spring.
For above-mentioned pulling plug formula magnetic key operated lock, one end of latch is provided with the projection with respect to the axial vertical protrusion of latch.
For above-mentioned pulling plug formula magnetic key operated lock, bolt driving assembly comprises motor and the driver plate being connected with the axle of motor.
For above-mentioned pulling plug formula magnetic key operated lock, on the periphery wall of driver plate, near a side of motor, form the flange of radial protrusion, thereby make periphery wall opposite side form the guide channel of radial depressions, the guide channel on driver plate circumferentially comprises along driver plate the part that width is different.
For above-mentioned pulling plug formula magnetic key operated lock, the position that driver plate is installed is stuck in the guide channel of driver plate the projection on latch.
For above-mentioned pulling plug formula magnetic key operated lock, from guide channel width the best part to the oriented transition portion reducing gradually away from the direction guiding well width of brake hoop the part of guide channel width minimum.
For above-mentioned pulling plug formula magnetic key operated lock, on brake hoop inwall a side of each minimum-value aperture part by gentle slope to maximum diameter of hole part transition, opposite side by abrupt slope to maximum diameter of hole part transition.
For above-mentioned pulling plug formula magnetic key operated lock, the radial deformation region on brake hoop outer wall is the protruding arc circumferentially extending along its outer wall.
For above-mentioned pulling plug formula magnetic key operated lock, pulling plug bottom is provided with flange, the base flange of pulling plug is contained in the pulling plug installation cavity in underframe, and pulling plug installation cavity has opening in a side of underframe, and the diameter of the base flange of pulling plug is greater than the diameter of this opening and is less than the diameter of pulling plug installation cavity.
Compared with prior art, the main advantage of the utility model is as follows:
1. the pulling plug formula magnetic key operated lock that spin of the present utility model is locked has been avoided the little inefficacy of locking causing of electromagnetic force effectively, as long as very little driving force can complete and lock and unblank;
2. owing to being assisted and being unblanked by mechanical force, simplified the structure of magnetic key operated lock, the pulling plug formula magnetic key operated lock work that therefore spin of the present utility model is locked is more reliable;
3. extend the application life of parts, unblanking, it is laborsaving to lock.
Accompanying drawing explanation
Fig. 1 illustrates a kind of structure of existing pulling plug formula magnetic key operated lock;
Fig. 2 is the stereogram of each assembling parts of pulling plug formula magnetic key operated lock of locking of the spin described in embodiment of the utility model together time;
Fig. 3 is the unassembled stereograms together time of each parts of pulling plug formula magnetic key operated lock of locking of the spin shown in Fig. 2;
Fig. 4 is the details enlarged drawing of the brake hoop in the pulling plug formula magnetic key operated lock of locking of the spin shown in Fig. 3;
Fig. 5 a-5d is the pulling plug formula magnetic key operated lock of locking of the spin shown in Fig. 2 in locking state, unlocking condition and the plane perspective view that is locked into two transition states between unlocking condition from above.
The specific embodiment
As shown in Figures 2 and 3, the pulling plug formula magnetic key operated lock that spin described in embodiment of the utility model is locked comprises the flanged pulling plug 21 in top of the vertical protrusion that is fixed on door one side, the upper shed that is fixed on an opposite side can be inserted the sleeve 22 of pulling plug 21, can be with respect to filling in 23 in the axially movable sleeve of sleeve 22 in sleeve 22, be nested with the brake hoop 24 outside sleeve 22, between brake hoop 24 and sleeve 22 can with the revolving part 25 of brake hoop 24 synchronous rotaries, match with the latch 26 of spline or releasing brake ring 24 with the radial deformation region 241 on brake hoop 24 outer walls with the axial vertical extension of brake hoop 24 and one end, and bolt driving assembly 27.The mechanism in the aperture that having on sleeve 22 and brake hoop 24 works in coordination regulates these sleeve 22 a part of internal cavities, this mechanism comprises a plurality of holes 221 that have on sleeve 22 sidewalls and the ball of placing in each hole 221 on the one hand, and the side wall inner surfaces at brake hoop 24 forms the different part in aperture distributing along circumferentially on the other hand.Revolving part 25 can be under the effect of the downward power of pulling plug 21 fill in 23 driven rotary in by sleeve and the effect of the power that can make progress at pulling plug 21 under by brake hoop 24, drive revolution.
In this embodiment, pulling plug 21 bottoms are provided with flange 211, the base flange 211 of pulling plug 21 is contained in the pulling plug installation cavity 2011 in underframe 201, pulling plug installation cavity 2011 has opening 2012 in a side of underframe 201, the termination flange of pulling plug 21 stretches out from this opening 2012, and the diameter of the base flange 211 of pulling plug 21 is greater than the diameter of this opening 2012 and is less than the diameter of pulling plug installation cavity 2011.Therefore, pulling plug 21 can move radially within the specific limits with respect to underframe 201.
In this embodiment, sleeve 22 is fixed in lock housing 202, and lock housing 202 is fixed on doorframe.The below of placing a plurality of holes 221 of ball on sleeve 22 sidewalls is provided with axially extended fluting 223.
In sleeve, plug 23 is arranged in sleeve 22.Bearing pin 231 axially extended fluting 223 from sleeve 22 sidewalls of filling in 23 sidewall external surface projections in sleeve stretches out and rides over revolving part 25 tops, within the scope of the axially open of fluting 223 that bearing pin 231 can be on sleeve 22 sidewalls, move, so in sleeve, plug 23 can move axially within the specific limits with respect to sleeve 22.Bearing pin 231 in sleeve on plug 23 is preferably from relative both sides oppositely projection, and correspondingly the fluting 223 on sleeve 22 sidewalls is also opened in relative both sides.Certainly, on plug 23, can projection more sell axle 231 more in sleeve, and 223 the quantity of slotting on sleeve 22 sidewalls is consistent with the quantity of the bearing pin 231 of setting on plug 23 in sleeve.Like this, more steady when in sleeve, plug 23 moves axially with respect to sleeve 22, be difficult for tilting.
On brake hoop 24 inwalls, in the different part in aperture, minimum-value aperture part is radially inwardly protruded fin in this embodiment, when brake hoop 24 rotates under the drive of the revolving part 25 rotating due to the effect of the downward power of pulling plug 21, until the fin on its inwall is during in the face of the state of the hole 221 on sleeve 22 sidewalls and ball, fin makes ball to the interior radial contraction of sleeve 22, ball is embraced the termination flange of pulling plug 21, thereby reaches the effect of locking a door.When moving the ball of pushing on sleeve 22 moving outward on the flange of the termination of pulling plug 21, brake hoop 24 rotates to large aperture part on its inwall in the face of the hole 221 on sleeve 22 sidewalls and the state of ball, thereby reaches the effect of unblanking.Preferably, on brake hoop 24 inwalls a side of each minimum-value aperture part by gentle slope to maximum diameter of hole part transition, opposite side by abrupt slope to maximum diameter of hole part transition, as shown in Figure 4.Ball on gentle slope transitional region in brake hoop 24 rotary courses on its inwall and sleeve 22 sidewalls interacts, so brake hoop 24 is more smooth relative to rotating of sleeve 22, has reduced the wearing and tearing between the ball on brake hoop 24 inner surfaces and sleeve 22 sidewalls.In addition, the radial deformation region 241 on brake hoop 24 sidewall external surfaces is the protruding arc circumferentially extending along its outer wall in this embodiment.Preferably, on protruding arc, be distributed with the Z-Correct bump mapping Z-correct of extending with the axially parallel of brake hoop 24.Preferably, brake hoop 24 and revolving part 25 pass hole in correspondence with each other, position on their sidewalls by screw and couple together.
The formation slope, top of revolving part 25, and form draw-in groove at slope lowest part.In sleeve, fill in 23 the pulling plugs that insert by depressing while moving to sleeve 22 bottoms, bearing pin 231 in sleeve on plug 23 sidewall external surfaces is pressed the top of revolving part 25 downwards and is slided at the bottom of slope along the slope at revolving part 25 tops, make revolving part 25 around sleeve 22 rotations, revolving part 25 drives again brake hoop 24 rotations that are fixed in its periphery, thereby is rotatablely moving of revolving part 25 and brake hoop 24 by the axial linear conversion of motion of filling in 23 in sleeve.Otherwise, when the termination of pulling plug 21 flange is wanted to pull out from sleeve 22 upper sheds, termination flange is outwards pushed the ball on sleeve 22 sidewalls, the trend that the large aperture part of the oriented brake hoop 24 of ball is moved, because ball is subject to the hole 221 on sleeve 22 sidewalls, limits and cannot circumferentially move, owing to filling in 23 in sleeve, cannot continue to move down again, can only on move, so revolving part 25 can only turn round, these all cause brake hoop 24 around sleeve 22 revolutions, ball is rolled to or approaches the maximum diameter of hole part on brake hoop 24 by the gentle slope in brake hoop 24 side wall inner surfaces, brake hoop 24 drives the revolving part 25 on fixing week within it, make revolving part 25 synchronous rotaries, in sleeve, the bearing pin 231 on plug 23 sidewall external surfaces moves on the slope at revolving part 25 tops simultaneously, thereby rotatablely moving of brake hoop 24 and revolving part 25 is converted into the axial linear motion of filling in 23 in sleeve.In addition, can also form a plurality of slopes at revolving part 25 tops, connect the top, slope on next slope at the bottom of the slope on a slope, the quantity on the slope that revolving part 25 tops form is consistent with the quantity of the bearing pin 231 arranging on plug 23 sidewall external surfaces in sleeve.
Preferably, latch 26 is arranged in mechanism rack 203 together with latch back-moving spring 262, driver plate 272 and motor 271.Driver plate 272 is arranged in mechanism rack 203 by driver plate bearing 2721 away from one end of brake hoop 24.
Preferably, also between brake hoop 24 and sleeve 22, revolving part 25 above bearing 29 is set, bearing 29 inner rings are arranged on sleeve 22, outer ring and brake hoop 24 closely cooperate, the bearing as brake hoop 24 around sleeve 22 rotation.
Below, the power-off of take locks, the operating principle of the normally closed pattern pulling plug formula magnetic key operated lock of spin braking of the present utility model as example illustrates of unblanking of switching on.
The pulling plug formula magnetic key operated lock that above-mentioned spin is locked is in free state, and the bearing pin 231 in sleeve on plug 23 is positioned at the slope Po Ding on revolving part 25, and brake hoop 24 is positioned at the large aperture part of its inwall in the face of the hole 221 on sleeve 22 sidewalls and the position of ball.
Fig. 5 a illustrates pulling plug formula magnetic key operated lock that above-mentioned spin locks in locking state, the effect of inserting vertically from the upper shed of sleeve 22 due to pulling plug 21, the top of pulling plug 21 promotes plug 23 in sleeve and moves to sleeve 22 bottoms, being arranged on the bearing pin 231 on plug 23 sidewall external surfaces in sleeve is pressed in revolving part 25 tops and slides at the bottom of slope along the slope at revolving part 25 tops, thereby driven rotary part 25 is around sleeve 22 rotations, revolving part 25 drives brake hoop 24 and its synchronous rotary, until plug 23 stopping of 223 terminals and/or sleeve 22 bottoms that be subject to slotting on sleeve 22 sidewalls in sleeve.At this moment brake hoop 24 rotates to small-bore part on its inwall in the face of the hole 221 on sleeve 22 sidewalls and the position of ball, small-bore part on brake hoop 24 inwalls makes ball to the interior radial contraction of sleeve 22, ball is embraced the termination flange of pulling plug 21, and the convex edge of the protruding arc on brake hoop 24 sidewall external surfaces has also arrived the position nearest apart from latch 26 simultaneously.271 mosts of the time of motor are in off-position, the axle revolving dial 272 of motor 271, make the Breadth Maximum of guide channel on driver plate 272 partly forward projection 261 places on latch 26 to, the now effect of latch back-moving spring 262 make latch 26 near one end of brake hoop 24 in stretching out state, be stuck on the convex edge of the brake hoop 24 outer wall epirelief starting the arc, make brake hoop 24 maintain static realization and lock.
Fig. 5 b illustrates pulling plug formula magnetic key operated lock that above-mentioned spin locks in unlocking condition, and unlocking condition is that locking state is to the state of free state transition.Due to motor 271 energisings, the axle of motor 271 rotarily drives driver plate 272 rotations, make the less width segments of guide channel on driver plate 272 rotate to projection 261 places on latch 26, so make latch 26 near one end of brake hoop 24 in retracted mode, releasing brake ring 24.The people who now unblanks applies external force drawing pulling plug 21, the termination flange of pulling plug 21 is outwards pushed the ball on sleeve 22, and then the side wall inner surfaces of ball extruding brake hoop 24, make brake hoop 24 reverse back the large aperture part of its inwall in the face of the hole 221 on sleeve 22 sidewalls and the position of ball, while brake hoop 24 driven rotary part 25 synchronous rotaries, bearing pin 231 in revolving part 25 jack-up sleeves on plug 22, thus in band moving sleeve, plug 22 is in the interior original position that axially moves up back of sleeve 23.Now thereby pulling plug 21 can be extracted and open door from sleeve 22.
Fig. 5 c and Fig. 5 d illustrate the process from the locking state of Fig. 5 a to the unlocking condition transition of Fig. 5 b.
Certainly, the pulling plug formula magnetic key operated lock of spin braking of the present utility model is also easily realized the normal on-mode that power-off is unblanked, switched on and lock, as long as the relative positioning when adjusting driver plate 272 and being connected on motor 271, with respect to 180 ° of the position rotating of above-mentioned driver plate 272, be arranged in the axle of motor 271.
Claims (12)
1. the pulling plug formula magnetic key operated lock that spin is locked, the flanged pulling plug in top (21) that comprises the vertical protrusion that is fixed on door one side, the upper shed that is fixed on an opposite side can be inserted the sleeve (22) of pulling plug (21), in sleeve (22), relatively in the axially movable sleeve of sleeve, fill in (23), be nested with the brake hoop (24) outside sleeve (22), and between brake hoop (24) and sleeve (22) can with the revolving part (25) of brake hoop (24) synchronous rotary, wherein, the mechanism in the aperture that having on sleeve (22) and brake hoop (24) works in coordination regulates a part of internal cavities of this sleeve (22), this mechanism comprises a plurality of holes (221) that have on sleeve (22) sidewall and the ball of placing in each hole (221) on the one hand, side wall inner surfaces at brake hoop (24) forms the different part in aperture distributing along circumferentially on the other hand, it is characterized in that, this pulling plug formula magnetic key operated lock also comprises that axially match with the latch (26) of spline or releasing brake ring (24) with the radial deformation region (241) on brake hoop (24) outer wall in vertical extension and one end with brake hoop (24), and bolt driving assembly (27), wherein, revolving part (25) can be under the effect of pulling plug (21) downward force by sleeve in plug (23) driven rotary can drive revolution by brake hoop (24) under the effect of pulling plug (21) upward force.
2. pulling plug formula magnetic key operated lock as claimed in claim 1, is characterized in that, mechanism rack (203) is fixed in lock housing (202), latch (26) be arranged in mechanism rack (203) with the axial vertically extending slot of brake hoop (24) (2031).
3. pulling plug formula magnetic key operated lock as claimed in claim 2, is characterized in that, at least when stretching out state, from slot (2031), the opening on mechanism rack (203) sidewall exposes in one end of the close brake hoop (24) of latch (26).
4. pulling plug formula magnetic key operated lock as claimed in claim 2, is characterized in that, between latch (26) is away from one end of brake hoop (24) and the sidewall of mechanism rack (203), is provided with latch back-moving spring (262).
5. pulling plug formula magnetic key operated lock as claimed in claim 1, is characterized in that, one end of latch (26) is provided with the projection (261) with respect to the axial vertical protrusion of latch (26).
6. pulling plug formula magnetic key operated lock as claimed in claim 5, is characterized in that, bolt driving assembly (27) comprises the driver plate (272) that motor (271) is connected with axle with motor (271).
7. pulling plug formula magnetic key operated lock as claimed in claim 6, it is characterized in that, on the periphery wall of driver plate (272), near a side of motor (271), form the flange of radial protrusion, thereby make periphery wall opposite side form the guide channel of radial depressions, the guide channel on driver plate (272) circumferentially comprises along driver plate the part that width is different.
8. pulling plug formula magnetic key operated lock as claimed in claim 7, is characterized in that, the position that driver plate (272) is installed is stuck in the guide channel of driver plate (272) projection (261) on latch (26).
9. pulling plug formula magnetic key operated lock as claimed in claim 7 or 8, is characterized in that, from guide channel width the best part to the oriented transition portion reducing gradually away from the direction guiding well width of brake hoop (24) the part of guide channel width minimum.
10. pulling plug formula magnetic key operated lock as claimed in claim 1, is characterized in that, on brake hoop (24) inwall a side of each minimum-value aperture part by gentle slope to maximum diameter of hole part transition, opposite side by abrupt slope to maximum diameter of hole part transition.
11. pulling plug formula magnetic key operated locks as claimed in claim 1, is characterized in that, the radial deformation region (241) on brake hoop (24) outer wall is the protruding arc circumferentially extending along its outer wall.
12. pulling plug formula magnetic key operated locks as claimed in claim 1, it is characterized in that, pulling plug (21) bottom is provided with flange (211), the base flange (211) of pulling plug (21) is contained in the pulling plug installation cavity (2011) in underframe (201), pulling plug installation cavity (2011) has opening (2012) in a side of underframe (201), and the diameter of the base flange (211) of pulling plug (21) is greater than the diameter of this opening and is less than the diameter of pulling plug installation cavity (2011).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320694226.7U CN203584043U (en) | 2013-11-05 | 2013-11-05 | Pulling bolt type magnetic lock in self-rotation locking |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320694226.7U CN203584043U (en) | 2013-11-05 | 2013-11-05 | Pulling bolt type magnetic lock in self-rotation locking |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203584043U true CN203584043U (en) | 2014-05-07 |
Family
ID=50581982
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320694226.7U Expired - Lifetime CN203584043U (en) | 2013-11-05 | 2013-11-05 | Pulling bolt type magnetic lock in self-rotation locking |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203584043U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103590667A (en) * | 2013-11-05 | 2014-02-19 | 上海欧一安保器材有限公司 | Pulling plug type magnetic lock capable of being locked through automatic spinning |
-
2013
- 2013-11-05 CN CN201320694226.7U patent/CN203584043U/en not_active Expired - Lifetime
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103590667A (en) * | 2013-11-05 | 2014-02-19 | 上海欧一安保器材有限公司 | Pulling plug type magnetic lock capable of being locked through automatic spinning |
| CN103590667B (en) * | 2013-11-05 | 2018-08-31 | 上海欧一安保器材有限公司 | A kind of pulling plug formula magnetic key operated lock of spin locking |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |