CN106760962A - Electromagnetic door lock and electrical equipment - Google Patents
Electromagnetic door lock and electrical equipment Download PDFInfo
- Publication number
- CN106760962A CN106760962A CN201510811539.XA CN201510811539A CN106760962A CN 106760962 A CN106760962 A CN 106760962A CN 201510811539 A CN201510811539 A CN 201510811539A CN 106760962 A CN106760962 A CN 106760962A
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- China
- Prior art keywords
- door lock
- sliding block
- cam
- gate stop
- locking sliding
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Classifications
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- E—FIXED CONSTRUCTIONS
- E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
- E05B—LOCKS; ACCESSORIES THEREFOR; HANDCUFFS
- E05B17/00—Accessories in connection with locks
- E05B17/0025—Devices for forcing the wing firmly against its seat or to initiate the opening of the wing
- E05B17/0033—Devices for forcing the wing firmly against its seat or to initiate the opening of the wing for opening only
-
- E—FIXED CONSTRUCTIONS
- E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
- E05B—LOCKS; ACCESSORIES THEREFOR; HANDCUFFS
- E05B47/00—Operating or controlling locks or other fastening devices by electric or magnetic means
- E05B47/0001—Operating or controlling locks or other fastening devices by electric or magnetic means with electric actuators; Constructional features thereof
- E05B47/0002—Operating or controlling locks or other fastening devices by electric or magnetic means with electric actuators; Constructional features thereof with electromagnets
Abstract
A kind of electromagnetic door lock and electrical equipment, electromagnetic door lock includes the door lock box with bottom, door lock box side is provided with the structures such as cam, locking sliding block, and camshaft is extended in the both sides of cam, and bottom is provided with door lock hook, side is provided with a spring arm, opposite side is provided with a slider arm, and a spring leaf is provided between the bottom of spring arm and the door lock box, and locking sliding block is provided with receiving slit near the side of cam, receiving slit is used to accommodate gate stop, and inclined-plane is provided with the receiving slit side；Slider arm and the inclined-plane) contact, when the cam rotates along a first direction, slider arm promotes the inclined-plane to cause that the locking sliding block is moved away from the cam.Electrical equipment uses this electromagnetic door lock.Electromagnetic door lock of the invention makes the door of electrical equipment be pushed open by children shutting in Shi Nengcong, it is ensured that the safety of children, simple structure is easily manufactured, and safe using the child safety mechanisms such as cam, lock slider.
Description
Technical field
The present invention relates to household electrical appliance manufacture field, more particularly to a kind of family's electric door lock with child safety mechanisms.
Background technology
The normal door lock mechanism using to equipment of electric equipment has certain requirement.In commercial or home electric equipment such as washing machine, the door of dish-washing machine etc. needs to install child safety mechanisms.When children are strayed into such as drum type washing machine barrel, the appliance door that be able to will be shut from inner side with little power is pushed open and is unlikely to push open and cause danger.
The content of the invention
Present invention above technical problem to be solved, its first purpose is to provide a kind of electromagnetic door lock with child safety mechanisms, and concrete technical scheme is as follows：
A kind of electromagnetic door lock (100), including door lock box (109), door lock box (109) with bottom, including：Mounting groove (102), is located at the side of the door lock box (109)；
Cam (108), extend camshaft (217 in the both sides of the cam (108), 214), the camshaft (217,214) in the mounting groove (102), so that the cam (108) can be rotated by the camshaft (217,214) along the axis of camshaft (217,214)；The bottom of the cam (108) is provided with door lock hook (320), for receiving gate stop (410)；The cam (108) is provided with a spring arm (210) in door lock hook (320) side, an elastomeric element (205) is provided between bottom of the spring arm (210) with the door lock box (109), elastomeric element (205) to the cam (108) for providing elastic force；The cam (108) is provided with a slider arm (213) in door lock hook (320) opposite side；
Locking sliding block (240), bottom with the door lock box (109) be arranged in parallel, the locking sliding block (240) is provided with receiving slit (242) near the side of cam (108), receiving slit (242) is provided with inclined-plane (241) for accommodating gate stop (410) in the receiving slit (242) side；
Slider arm (213) is contacted with the inclined-plane (241), when the cam (108) rotates along a first direction, slider arm (213) promotes the inclined-plane (241) such that the locking sliding block (240) is moved away from the cam (108).
Electromagnetic door lock (100) as previously described, the locking sliding block (240) be arranged in parallel with the bottom of the door lock box (109), and the sliding block spring (262) that locking sliding block (240) is provided with by one end is pushed closer to cam (108) and moves back and forth as cam (108) is rotated；But when locking sliding block (240) is lockable motionless, cam (108) can not be moved.
Electromagnetic door lock (100) as previously described, described locking sliding block (240) is with latched position and off-position；
When the gate stop (410) is not inserted into receiving slit (242), the locking sliding block (240) is in off-position；
When the gate stop (410) inserts receiving slit (242), the locking sliding block (240) promotes dynamic being in the locked position by gate stop (410).
Electromagnetic door lock (100) as previously described, the door lock box (109) is provided with the door stop hole (110) entered for the gate stop (410) with bottom；
Door lock hook (320) outside of the cam (108) and the side wall of the door stop hole (110) are provided with cambered surface (321,322), and the gate stop (410) side corresponding with the circular cambered surface (321) is provided with gate stop inclined-plane (323)；
When gate stop (410) the insertion receiving slit (242) is interior, the cambered surface (321,322) coordinates with gate stop inclined-plane (323) so that described when gate stop (410) produces the motive force (F1) for promoting the locking sliding block (240) to be moved away from the cam (108) direction.
Electromagnetic door lock (100) as previously described, when the fully-inserted receiving slit (242) of the gate stop (410) is interior, the gate stop inclined-plane (323) is staggered with the cambered surface (321,322), gate stop (410) produces the motive force (F3) for promoting to disappear, the sliding block spring (262) promotes the locking sliding block (240) to the lateral movement of cam (108), when the locking sliding block (240) moves to latched position, the gate stop (410) is hung with door lock hook (320) and is closed.
Electromagnetic door lock (100) as previously described, hung when gate stop (410) and door lock hook (320) and closed, when the locking sliding block (240) is in the locked position, pin the locking sliding block (240), cam (108) can not be moved, and gate stop (410) is pinned by door lock hook (320).
Electromagnetic door lock (100) as previously described, the elastomeric element (205) is spring leaf, torsion spring or spring.
Electromagnetic door lock (100) as previously described, when locking sliding block is not lockable, external force promote the gate stop (410) from the door lock hook (320) slip when, the gate stop (410) pulls the door lock hook (320) of the bottom of the cam (108), when overcoming the elastic force of the elastomeric element (205) to drive the cam (108) to rotate along a first direction, slider arm (213) promotes the locking sliding block (240) to be moved away from the cam (108).
Electromagnetic door lock (100) as previously described, also includes：
Stop pin (230), with the closing of machinery equipment door, gate stop (410) is inserted in door lock hole (110), when locking sliding block (240) moves to latched position, stop pin (230) moves to closed position and locks the locking sliding block (240) by driving.
Electromagnetic door lock (100) as previously described, the locking sliding block (240) is arranged on the middle part of the door lock box (109)；
Sliding block lockhole (260) is provided with the middle part of the locking sliding block (240), when locking sliding block (240) moves to latched position, the stop pin (230) is inserted sliding block lockhole (260) and locks locking sliding block (240).
Electromagnetic door lock (100) as previously described, also includes：
Electromagnetic assembly (120), releases and stop pin of retracting (230) after being powered for machinery equipment, is used to lock and open lock slider (240).
Electromagnetic door lock (100) as previously described, described spring leaf (205) is respectively arranged at two ends with pin (221,222) in rugosity；
Spring arm (210) end is provided with jack (224)；The bottom of the door lock box (109) is provided with hole (225)；
The pin (221,222) at spring leaf (205) two ends is inserted in the jack (224) and hole (225) respectively, and the spring leaf (205) is fixed and bottom between with spring arm (210).
The second object of the present invention is to provide a kind of household electrical appliance, and it carries previously described electromagnetic door lock (100).
Electromagnetic door lock of the invention makes the door of electrical equipment be pushed open by children shutting in Shi Nengcong, it is ensured that the safety of children, simple structure is easily manufactured, and safe using the child safety mechanisms such as cam, lock slider.
Brief description of the drawings
Figure 1A is electromagnetic door lock reverse structure schematic of the present invention；
Figure 1B is electromagnetic door lock positive structure schematic of the present invention；
Fig. 2A has removed the internal structure schematic diagram of bonnet and electromagnetic assembly for the electromagnetic door lock shown in Figure 1B；
Fig. 2 B are that stop pin 230 is not pushed the electromagnetic assembly 120 in Fig. 2A the structural representation for locking locking sliding block 240；
Fig. 2 C are that stop pin 230 is pushed the electromagnetic assembly 120 in Fig. 2A the structural representation for locking locking sliding block 240；
Fig. 3 A are the lock slider and flank of cam structural representation of electromagnetic door lock of the present invention；
Fig. 3 B are the lock slider and cam structure explosive view of electromagnetic door lock of the present invention；
Fig. 3 C are the structural representation of lock slider of the present invention；
Fig. 3 D are the dimensional structure diagram of cam of the present invention；
Fig. 4 A, 4B, 4C are the situation schematic diagram that electromagnetic door lock gate stop of the present invention is normally inserted；
Fig. 5 A, 5B, 5C are the situation schematic diagram that electromagnetic door lock gate stop of the present invention is released from inner side；
Fig. 6 A, 6B, 6C are the normal situation schematic diagram inserted and be lockable of electromagnetic door lock gate stop of the present invention.
Specific embodiment
Various specific embodiments of the invention are described below with reference to the accompanying drawing for constituting this specification part.It should be understood that, although using the term for representing direction in the present invention, "front", "rear", " on ", D score, the description such as "left", "right" various example features of the invention and element, but these terms purpose merely for convenience of description is used herein, is determined based on the example orientations shown in accompanying drawing.Because disclosed embodiment of this invention can be set according to different directions, so these represent that the term in direction is intended only as illustrating and should not be considered as limitation.In the conceived case, the identical or similar reference for being used in the present invention refers to identical part.
Figure 1A is electromagnetic door lock reverse structure schematic of the present invention；Figure 1B is electromagnetic door lock positive structure schematic of the present invention；
Figure 1A is the reverse side of electromagnetic door lock 100, and Figure 1B is the front of electromagnetic door lock 100.As shown in Figure 1A, electromagnetic door lock 100 includes door lock box 109, there is bonnet 101 below；As shown in Figure 1B, electromagnetic door lock 100 includes bonnet 101, and bonnet 101 is below door lock box 109.The right part of bonnet 101 is electromagnetic assembly 120 in Figure 1A, and its reverse side has lock box cover 125 (see Figure 1B) to cover, and electromagnetic assembly 120 is used to open and close door lock (being specifically shown in shown in Fig. 2 B and Fig. 2 C).The left side of 109 door lock box of door lock box 109 is door lock hole 110 in Figure 1A, and door lock box 109 is provided with mounting groove 102 in the position bottom of door lock hole 110 lock box 109 (inboard in figure) of visiting, and cam 108 is provided with inside mounting groove 102.The door lock box 109 of cam 108 can make the rotary motion of certain angle in mounting groove 102.Door lock hole 110 just to the gate stop 410 (see Fig. 4 A- Fig. 6 C) on the door of electric equipment, when the door closes, in the insertion door lock of gate stop 410 hole 110, is engaged with the door lock hook 320 (see Fig. 4 A- Fig. 6 C) on the cam 108 in door lock 100.
In Figure 1B, bonnet door lock box 109 is below door lock box 109, and left side is electromagnetic assembly 120 for part, there is lock box cover 125 to cover thereon, bonnet 101 is the reverse side in the door lock hole 110 in Figure 1A, removes electromagnetic assembly 120 and bonnet 101 is the structures, specific Fig. 2A such as the cam 108 of Fig. 2A.
Gate stop of the invention 410 is rotatable activity gate stop, its be can elastic reset be arranged on the door of electric equipment.
Fig. 2A has removed the internal structure schematic diagram of bonnet and electromagnetic assembly for the electromagnetic door lock shown in Figure 1B；
As shown in Figure 2 A, after electromagnetic assembly 120 and bonnet 101 are opened, the internal structure of electromagnetic door lock 100 is shown, left side is the afterbody of lock slider 240 and sliding block spring, and right side is children's safety lock construction (or latch-up structure) of the invention.- electromagnetic assembly 120 is modular modular construction, electromagnetic assembly 120 is two independent structures with the child safety mechanisms on right side, interacted by lock slider 240 between the two, electromagnetic assembly 120 can be separately fabricated, the lock slider 240 and latch-up structure for designing different structure coordinate.A kind of its concrete structure of embodiment is described in detail by Fig. 2 B-2C, but is slightly different in the structure of lock slider therein 240 and Fig. 2A, and its principle is identical with working method.Child safety mechanisms include cam 108, lock slider 240, spring leaf 205 etc..The bottom of door lock box 109 offers mounting groove 102 in right part, and the opening of mounting groove 102 is for accommodating cam 108 in door lock hole 110, mounting groove 102.Camshaft 217,214 is extended in the both sides of cam 108, and camshaft 217,214 is erected at the both sides edge of mounting groove 102, and along camshaft 217,214, cam 108 can do the rotation of certain angle；The top of cam 108 is respectively provided on two sides with spring arm 210 and slider arm 213 in camshaft 217,214；Lock slider 240 is provided with receiving slit 242 near one end of cam, receiving slit 242 is cube structure, opening 311 is provided with towards inboard (see Fig. 3 C), opening 311 is inserted for gate stop 410, receiving slit 242 is arranged between spring arm 210 and slider arm 213, inclined-plane 241 is provided with outer wall side, inclined-plane 241 is with slider arm 213 to cooperation.Lock slider 240 is provided with sliding block spring 262 away from one end of cam 108, and it applies to the reverse thrust in right side in figure away from cam 108 to lock slider 240.The spring leaf 205 of bending is provided between spring arm 210 and the bottom of door lock box 109, the elastic force that spring leaf 205 is provided is as shown in Figure 3A, in fact, embodiments of the invention are as a example by being spring leaf 205, other elastomeric elements such as torsion spring, spring can be served the same role, set using different elastomeric elements, the structure that elastomeric element is engaged on spring arm 210 and the bottom of door lock box 109 need to suitably be changed, the elastomeric element is engaged to facilitate.The structure of cam 108 and the lower section of lock slider 240 is as shown in Fig. 3 A, 3B, 3D.
Fig. 2 B are that stop pin 230 is not pushed the electromagnetic assembly 120 in Fig. 2A the structural representation for locking locking sliding block 240 (holder part such as door lock box 109, lock box cover 125 is hidden)；
Electromagnetic assembly 120 also includes the guide pillar 255 and sideslip groove 256 on pen core lock framework 212, it is illustrated that electromagnetic door lock of the invention 100 is in initial/off-position (Men Weiguan).As shown in Figure 2 B, sliding block 240 is located at free position, guide pillar 255 on pen core lock framework 212 is limited by the cell wall 258 of sideslip groove 256, even if pressing the shift knob of door lock, drive signal is applied to magnet coil 220, pen core lock framework 212 can not be mobile along arrow A directions (i.e. its axis direction), this is mechanical induction installation of the invention, when door is not locked, cell wall 258 on sliding block (locking sliding block) 240 of the invention blocks guide pillar 255, even if the functioning switch for pressing electrical equipment is as the same can not to start electrical equipment, prevent the electromagnetic door lock of electric equipment from misoperation occurring in use, in addition it is also prevented from electromagnetic door lock and abnormal state is in transportation.
Fig. 2 C are that stop pin 230 is pushed the electromagnetic assembly 120 in Fig. 2A the structural representation for locking locking sliding block 240 (holder part such as door lock box 109, lock box cover 125 is hidden)；
Fig. 2 C show that electromagnetic door lock of the invention 100 is in the locked position.As shown in Figure 2 C, when door has been shut, locking sliding block 240 is pulled to latched position, and the sliding block lockhole 260 on locking sliding block 240 aligns with stop pin 230；The guide pillar 255 on pen core lock framework 212 aligns with vertical slot on chute 256 simultaneously.Now, as long as magnet coil 220 receives drive signal (such as pulse signal), pen core lock framework 212 can just be dragged mobile along arrow A directions (i.e. its axis direction).After pen core lock framework 212 is removed, limitation due to pen core lock framework 212 and locking sliding block 240 to stop pin 230 has all been cancelled, therefore stop pin 230 moves down (as shown by arrow C) and inserts the sliding block lockhole 260 of locking sliding block 240 under the elastic force effect of shell fragment 218.As shown in Figure 2 C, when guide pillar 255 aligns with vertical slot on chute 256, pen core lock framework 212 can be reciprocated along arrow A directions, locking sliding block 240 can be reciprocated along arrow B directions, stop pin 230 is reciprocated along arrow C directions, and any two directions in these three moving directions are mutually orthogonal or mutually different.In fact, the part of electromagnetic assembly 120 shown in Fig. 2 B- Fig. 2 C more specifically describes to see the Chinese patent prospectus of Application No. 201210072421.6, the patent application is all referred in the application, is that electromagnetic assembly of the invention is one of which specific embodiment.
Fig. 3 A are the lock slider and flank of cam structural representation of electromagnetic door lock of the present invention；
As shown in Figure 3A, lock slider 240 is parallel with the bottom of door lock box 109 to be arranged in door lock box 109, and slidably reciprocated on bottom, its left side is provided with sliding block spring 262 (see Fig. 3 B) offer thrust to the right, against on the cam 108 on right side.One end of cam 108 is provided with spring arm 210, stationary spring 205 between spring arm 210 and bottom, and spring leaf 205 is in rugosity, is respectively arranged at two ends with pin 221,222, and the end of spring arm 210 is provided with jack 224；The bottom of door lock box 109 is provided with hole 225；The pin 221,222 at the two ends of spring leaf 205 is inserted in jack 224 and hole 225 respectively, when cam 108 is by the first direction rotation (counterclockwise) in driving force promotion figure to be done, spring leaf 205 provides the thrust F1 in F1 directions in figure to spring arm 210, when driving force is more than F1, cam 108 can do the rotation of first direction A (counter clockwise direction).
In figure, the side wall of the door stop hole 110 of the bottom of door lock box 109 is provided with cambered surface 322, the door lock hook 320 of the bottom of cam 108 is provided with the cambered surface 321 with the curve of cambered surface 322 always, and the side corresponding with circular cambered surface 321 of gate stop 410 is provided with gate stop inclined-plane 323 (see Fig. 4 A).
Fig. 3 B are the sliding block and cam structure explosive view of electromagnetic door lock of the present invention；
It can be seen that lock slider 240, sliding block spring 262, spring leaf 205 and cam 108 in Fig. 3 B.The middle part of lock slider 240 is provided with a sliding block lockhole 260, and as shown in Fig. 2 B-2C, when locking sliding block 240 moves to latched position, the insertion sliding block of stop pin 230 lockhole 260 is used to lock locking sliding block 240.Sliding block spring 262 is arranged on the left end of lock slider 240, for providing thrust to the right.The left end of lock slider 240 is receiving slit 242, and receiving slit 242 is cube structure, and be provided with opening 311 towards inboard (see Fig. 3 C, in fact, its top can also be provided with the opening of hollow out, 243 represents dashed lines.The opening lower section of receiving slit 242 is just positioned at the top of door lock hook 320.Inclined-plane 241 is provided with the side wall of receiving slit 242.The both sides of cam 108 are the camshaft 217,214 for extending, and camshaft 217,214 is arranged in mounting groove 102 so that the cam 108 can be rotated along the axis (B-B) of camshaft 217,214；The middle part lower section of cam 108 is door lock hook 320, and cam 108 is foregoing spring arm 210 in the side of door lock hook 320, and spring leaf 205 as also shown is rugosity, is respectively arranged at two ends with pin 221,222；The end of spring arm 210 is provided with jack 224；The bottom of the door lock box 109 is provided with the (not shown) of hole 225.Pin 221,222 is respectively inserted in jack 224 and hole 225.Cam 108 is provided with a slider arm 213 in the opposite side of door lock hook 320, slider arm 213 is contacted with inclined-plane 241, when the cam 108 rotates along the first direction shown in Fig. 3 A, slider arm 213 promotes inclined-plane 241 to cause that locking sliding block 240 is moved away from cam 108.
In addition, in figure 3b it can be seen that, lower center position of the main body of lock slider 240 located at door lock box 109, sliding block lockhole 260 is being risen in the middle part of main body, the side of lock slider 240 is provided with the blocking arm 270 with skewed slot, the cell wall 258 of the sideslip groove 256 in its function and Fig. 2 B-2C is identical, for sensing and limits the guide pillar 255 in Fig. 2 B-2C on pen core lock framework 212, and it interacts and constitutes mechanical mutual-inductance apparatus of the invention.
Fig. 3 C are the structural representation of lock slider of the present invention 240；
Shown in Fig. 3 C is the profile of lock slider 240, can go out in figure, the receiving slit 242 of the left end of lock slider 240, receiving slit 242 is cube structure, side is opening 311 downward, 311 are open towards the opening of door stop hole 110, for inserting gate stop 410 and the head of gate stop 410 being contained in into receiving slit 242.When the head of gate stop 410 is inserted into receiving slit 242, it can produce active force to the left or to the right to the inside of receiving slit 242, lock slider 240 is moved movement to the right or to the left together.
Fig. 3 D are the dimensional structure diagram of cam of the present invention；
As shown in Figure 3 D, the both sides of cam 108 are the camshaft 217 for extending, 214, cam 108 can rotate along axis line B-B, and the middle part lower section of cam 108 is door lock hook 320, and cam 108 is spring arm 210 in the side of door lock hook 320, opposite side is provided with a slider arm 213, the plane of spring arm 210, the plane of slider arm 213 and door lock hook 320 is in a certain angle, and when door lock hook 320 is rotated by gate stop 410, spring arm 210 and slider arm 213 rotate simultaneously.The lower outer of door lock hook 320 is cambered surface 321, and it can produce oblique motive force to the gate stop 410 in insertion.
Fig. 4 A, 4B, 4C are the situation schematic diagram that electromagnetic door lock gate stop of the present invention is normally inserted；
First as shown in Figure 4 A, lock slider 240 is in off-position, and the opening 311 of its dump tank 242 is with the entrance of door stop hole 110 to aliging.The door (not shown) of electrical equipment is provided with gate stop 410, and gate stop 410 is inserted into door lock hole 110 and is lockable by the door of electromagnetic door lock locking and electrical equipment.Gate stop 410 is provided with gate stop inclined-plane 323, and the outside of door lock hook 320 is provided with the consistent cambered surface 321 and 322 of curve with the side wall of door stop hole 110；During insertion, the elasticity of gate stop 410 sets and causes that gate stop 410 is deflected to the right, and gate stop inclined-plane 323 is in contact with cambered surface 321,322.
As shown in Figure 4 B, during insertion, the interaction on gate stop inclined-plane 323 and cambered surface 321,322, gate stop 410 is promoted to deflect to the left so that cambered surface 321,322 is produced, when the left end of gate stop 410 touches the inner left wall of dump tank 242, produce the motive force F2 for promoting the Slideslip to the left of lock slider 240, as shown in the figure, during now gate stop 410 continues into dump tank 242, the hook inclined-plane 323 of gate stop 410 is mutually disengaged with cambered surface 321,322, motive force F2 disappears, wherein, F2 directions are as shown by arrows in FIG..
As shown in Figure 4 C, when the motive force F2 of gate stop 410 disappears, locking sliding block 240 is moved under the promotion of sliding block spring 262 to cam 108, the gate stop 410 in dump tank 242 is driven to move to latched position to the right simultaneously, gate stop 410 is hung to close on the door lock hook 320 of cam 108, complete gate stop 410 normally to insert and hang conjunction, the situation that door is finally closed but does not pin is as shown in Fig. 4 C.
Fig. 5 A, 5B, 5C are the situation schematic diagram that electromagnetic door lock gate stop of the present invention is released from inner side；
As shown in Figure 5A for Fig. 4 C identical situations are that door is shut, gate stop 410 and door lock hook 320 are hung and are closed, and locking sliding block 240 is in the locked position, but are not locked out pin 230 and pin, and lock slider 240 can also be slided.If now there is children to be in electric equipment, the door of electrical equipment is closed, and children are required to be pushed out the door and be unlikely to push open and be locked in inboard and cause danger with less big from the back side.But when children firmly push from the back side, one downward thrust F3 of the acquisition of gate stop 410 orders about gate stop 410 and moves downward, and is intended to band moving cam 108 and does anticlockwise rotation.
As shown in Figure 5 B, cam 108 is intended to do anticlockwise rotation, because spring arm 210 is supported by spring leaf 205, slider arm 213 is stopped by inclined-plane 241, cam 108 need to overcome the elastic force of spring leaf 205 and the elastic force of sliding block spring 262 could to rotate, when thrust F3 reaches the elastic force of the elastic force and sliding block spring 262 for being enough to overcome spring leaf 205, cam 108 is the rotate counterclockwise for doing certain angle, now gate stop 410 is slipped with door lock hook 320, the side shifting to the left under the promotion of slider arm 213 of lock slider 240.
As shown in Figure 5 C, gate stop 410 is skidded off from door stop hole 110, and because gate stop 410 is the resilient setting of tool, it is skidded off along cambered surface 321,322.After gate stop 410 and door lock hook 320 are slipped, lock slider 240 can be moved in the presence of the thrust of sliding block spring 262, and elastic force with spring leaf 205 together bounces back into the position shown in Fig. 4 A with moving cam 108.
Fig. 6 A, 6B, 6C are the normal situation schematic diagram inserted and be lockable of electromagnetic door lock gate stop of the present invention.
Process shown in Fig. 6 A, 6B is identical with shown in Fig. 4 A, 4B, 4C, but when electrical equipment needs to be powered running, it is necessary to appliance door is pinned completely, now needs to order about the insertion lock hole 260 of stop pin 230.When as shown in Figure 6B：Hung when gate stop 410 and closed on the door lock hook 320 of cam 108, lock slider 240 is in the locked position, start the power supply of electrical equipment, electromagnetic assembly 120 drives stop pin 230 to move downward, and is inserted into the lock hole 260 of lock slider 240, as shown in Figure 6 C, now lock slider 240 cannot be moved, cam 108 is also fixed, even if pulling door lock 410 cannot also open the door of electrical equipment, the operation that electrical equipment can be safe.
Require supplementation with the thing of explanation, child safety mechanisms of the invention include that cam 108 etc. can be manufactured using working of plastics, manufacturing cost is lower, the electromagnetic door lock of one's duty invention can provide 40N or so to power to pin door lock, the safe operation of guarantee equipment, children can from the back side push door lock open using the power of 50N or so, child also can be opened door lock from inner side and is escaped.Outside rotates gate stop using the power of 20N or so by door handle can open the door.
Although present invention is described for the specific embodiment shown in refer to the attached drawing, but it is to be understood that without departing substantially from present invention teach that spirit and scope and background under, electromagnetic door lock of the invention and electrical equipment can have many versions.Art technology those of ordinary skill will additionally appreciate different modes to change the parameter in disclosed embodiment of this invention, each fall within the present invention and spirit and scope by the claims.
Claims (13)
1. a kind of electromagnetic door lock (100), including door lock box (109), door lock box (109) with bottom, its feature
It is to include：Mounting groove (102), is located at the side of door lock box (109) bottom；
Camshaft (217,214) is extended in cam (108), the both sides of the cam (108), the camshaft (217,
214) in the mounting groove (102) so that the cam (108) can by the camshaft (217,
214) rotated along the axis of camshaft (217,214)；The bottom of the cam (108) is provided with door lock hook (320),
For receiving gate stop (410)；The cam (108) is provided with a spring arm (210) in door lock hook (320) side,
An elastomeric element (205), elastomeric element are provided between bottom of the spring arm (210) with the door lock box (109)
(205) for providing elastic force to the cam (108)；The cam (108) is another in the door lock hook (320)
Side is provided with a slider arm (213)；
Locking sliding block (240), the bottom with the door lock box (109) be arranged in parallel, the locking sliding block (240)
Be provided with receiving slit (242) near the side of cam (108), receiving slit (242) for accommodating gate stop (410),
Receiving slit (242) side is provided with inclined-plane (241)；
Slider arm (213) is contacted with the inclined-plane (241), is rotated when the cam (108) does along a first direction
During motion, slider arm (213) promotes the inclined-plane (241) to cause the locking sliding block (240) away from the cam
(108) move.
2. electromagnetic door lock (100) as claimed in claim 1, it is characterised in that：
The locking sliding block (240) be arranged in parallel with the bottom of the door lock box (109), locking sliding block (240) quilt
The sliding block spring (262) that one end is provided with is pushed closer to cam (108) and moves back and forth as cam (108) is rotated；
But when locking sliding block (240) is lockable motionless, cam (108) can not be moved.
3. electromagnetic door lock (100) as claimed in claim 1, it is characterised in that：
Described locking sliding block (240) is with latched position and off-position；
When the gate stop (410) is not inserted into receiving slit (242), the locking sliding block (240) is in off-position；
When the gate stop (410) inserts receiving slit (242), the locking sliding block (240) is by gate stop (410)
Promote dynamic being in the locked position.
4. electromagnetic door lock (100) as claimed in claim 2, it is characterised in that：
The door lock box (109) is provided with the door stop hole (110) entered for the gate stop (410) with bottom；
The cam (108) door lock hook (320) outside and the door stop hole (110) side wall be provided with cambered surface (321,
322), the gate stop (410) side corresponding with the circular cambered surface (321) is provided with gate stop inclined-plane (323)；
When gate stop (410) insert the receiving slit (242) it is interior when, the cambered surface (321,322) and gate stop inclined-plane
(323) coordinate so that described to promote the locking sliding block (240) away from the cam (108) when gate stop (410) is produced
The motive force (F1) of direction movement.
5. electromagnetic door lock (100) as claimed in claim 3, it is characterised in that：
When the fully-inserted receiving slit (242) of the gate stop (410) is interior, the gate stop inclined-plane (323) and institute
State cambered surface (321,322) to stagger, gate stop (410) produces the motive force (F3) for promoting to disappear, the sliding block spring
(262) locking sliding block (240) is promoted to the lateral movement of cam (108), when the locking sliding block (240)
Latched position is moved to, the gate stop (410) is hung with door lock hook (320) and closed.
6. electromagnetic door lock (100) as claimed in claim 4, it is characterised in that：
Hung when gate stop (410) and door lock hook (320) and closed, when the locking sliding block (240) is in the locked position, lock
Locking sliding block (240) is stated in residence, and cam (108) can not be moved, and gate stop (410) is pinned by door lock hook (320).
7. electromagnetic door lock (100) as claimed in claim 3, it is characterised in that：
The elastomeric element (205) is spring leaf, torsion spring or spring.
8. electromagnetic door lock (100) as claimed in claim 3, it is characterised in that：
When locking sliding block is not lockable, external force promote the gate stop (410) from the door lock hook (320) slip when,
The gate stop (410) pulls the door lock hook (320) of the bottom of the cam (108), overcomes the elastomeric element (205)
Elastic force when driving the cam (108) to rotate along a first direction, slider arm (213) promotes the lock
Tight sliding block (240) is moved away from the cam (108).
9. electromagnetic door lock (100) as claimed in claim 3, it is characterised in that also include：
Stop pin (230), with the closing of machinery equipment door, gate stop (410) is inserted in door lock hole (110), lock
When tight sliding block (240) moves to latched position, stop pin (230) is moved to closed position and locked described by driving
Locking sliding block (240).
10. electromagnetic door lock (100) as claimed in claim 9, it is characterised in that：
The locking sliding block (240) is arranged on the middle part of the door lock box (109)；
Sliding block lockhole (260) is provided with the middle part of the locking sliding block (240), when locking sliding block (240) moves to lock
When positioning is put, the stop pin (230) is inserted sliding block lockhole (260) and locks locking sliding block (240).
11. electromagnetic door lock (100) according to claim 10, it is characterised in that also include：
Electromagnetic assembly (120), releases and stop pin of retracting (230) after being powered for machinery equipment, is used to lock and opens
Open lock slider (240).
12. electromagnetic door locks (100) as claimed in claim 7, it is characterised in that：
Described spring leaf (205) is respectively arranged at two ends with pin (221,222) in rugosity；
Spring arm (210) end is provided with jack (224)；The bottom of the door lock box (109) is provided with hole (225)；
The pin (221,222) at spring leaf (205) two ends inserts the jack (224) and hole (225) respectively
In, the spring leaf (205) is fixed and bottom between with spring arm (210).
A kind of 13. electrical equipment, it is characterised in that：Electromagnetic door lock (100) described in usage right requirement 1-10.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510811539.XA CN106760962B (en) | 2015-11-20 | 2015-11-20 | Electromagnetic door lock and electric appliance |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510811539.XA CN106760962B (en) | 2015-11-20 | 2015-11-20 | Electromagnetic door lock and electric appliance |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN106760962A true CN106760962A (en) | 2017-05-31 |
| CN106760962B CN106760962B (en) | 2019-04-26 |
Family
ID=58886540
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510811539.XA Expired - Fee Related CN106760962B (en) | 2015-11-20 | 2015-11-20 | Electromagnetic door lock and electric appliance |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106760962B (en) |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2013181289A1 (en) * | 2012-05-30 | 2013-12-05 | Illinois Tool Works Inc. | Electromagnetic door-lock |
| KR20140098956A (en) * | 2013-01-31 | 2014-08-11 | 두얼메카닉스 주식회사 | Door-lock Apparatus of Push and Push |
| CN104746303A (en) * | 2013-12-27 | 2015-07-01 | 伊利诺斯工具制品有限公司 | Door lock |
| CN104805645A (en) * | 2014-01-27 | 2015-07-29 | 温州天健电器有限公司 | Washing machine door lock |
-
2015
- 2015-11-20 CN CN201510811539.XA patent/CN106760962B/en not_active Expired - Fee Related
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2013181289A1 (en) * | 2012-05-30 | 2013-12-05 | Illinois Tool Works Inc. | Electromagnetic door-lock |
| KR20140098956A (en) * | 2013-01-31 | 2014-08-11 | 두얼메카닉스 주식회사 | Door-lock Apparatus of Push and Push |
| CN104746303A (en) * | 2013-12-27 | 2015-07-01 | 伊利诺斯工具制品有限公司 | Door lock |
| CN104805645A (en) * | 2014-01-27 | 2015-07-29 | 温州天健电器有限公司 | Washing machine door lock |
Also Published As
| Publication number | Publication date |
|---|---|
| CN106760962B (en) | 2019-04-26 |
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