CN201254883Y - Cathode lock - Google Patents
Cathode lock Download PDFInfo
- Publication number
- CN201254883Y CN201254883Y CNU2008201326380U CN200820132638U CN201254883Y CN 201254883 Y CN201254883 Y CN 201254883Y CN U2008201326380 U CNU2008201326380 U CN U2008201326380U CN 200820132638 U CN200820132638 U CN 200820132638U CN 201254883 Y CN201254883 Y CN 201254883Y
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- China
- Prior art keywords
- fastener
- underframe
- spring
- casting die
- snap close
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
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Abstract
The utility model discloses a cathode lock, comprising an upper frame, a lower frame, a latch-bolt which can extend and retract freely, a lock catch which rotates around the lock shaft fixed on the lower frame and an electromagnetic tube with an extension ejector pin. The lock catch is arranged on the upper part of the lower frame and a cavity which can hold the latch bolt is formed between the lock catch and the lower frame; the electromagnetic tube is located under the lock catch in the lower frame and is fixed on the bottom plate of the lower frame; the lower frame also comprises a fastener group and a press-piece group; the fastener group is located in the fastener group holding hole arranged on one side of the lower frame; the fastener group comprises a fastener with a groove at one end a fastener spring butted against one end of the fastener, and the other end of the fastener is butted against the knock-out pin of the electromagnetic tube; and the pressing-piece group comprises a press-piece which moves upward and downward following the rotation of the lock latch and is clamped in the fastener groove and as well as a press-piece spring with both ends butted against the press-piece and the bottom plate of the lower frame. The cathode lock can be switched open upon power-off or open upon power-on according to needs, and since the size is small, the cathode lock can be mounted on various door frames.
Description
Technical field
The utility model relates to a kind of cathode lock, relates in particular to a kind ofly to have outage and open the door and switch on the cathode lock of two kinds of functions of opening the door.
Background technology
At present, known cathode lock can't be applicable on the doorframe of all kinds specification, therefore often needs to make the cathode lock that meets various gate-width specifications; In addition, on function, known cathode lock has only to cut off the power supply usually opens or switches on out a kind of function, and the cathode lock of the selected a kind of function of user just can not use another kind of function, has therefore caused the restriction of using.
The utility model content
The purpose of this utility model is to provide a kind of and has that outage is opened the door and the open the door two kinds of functions and being suitable for of switching on are installed in cathode lock on the doorframe of various gate-width specifications.
For achieving the above object, the utility model adopts following technical scheme: a kind of cathode lock comprises the dead bolt of upper frame, underframe, retractable, the snap close that can rotate around the lock shaft that is fixed on the described underframe and the solenoid tube that has the push rod that stretches out, described snap close the top of described underframe and and underframe between form a cavity that can hold described dead bolt, described solenoid tube is arranged in the below of described underframe snap close and is fixed on the base plate of described underframe, also comprises fastener set and casting die group in the described underframe; Described fastener set is arranged in the fastener set containing hole that is arranged on described underframe one side, described fastener set comprises that an end has the fastener of groove and the fastener spring that leans with an end of described fastener, and the other end of described fastener and the push rod of described solenoid tube lean; Described casting die group comprises that the rotation with described snap close moves up and down and snap in the casting die spring that the casting die of described fastener groove and two ends lean with the base plate of described casting die and described underframe respectively.
As preferably, described fastener set containing hole is a through hole, and described fastener set also comprises outer end that is stuck in described fastener set containing hole and the fastener that leans with described fastener spring.
As further preferred, pass through thread connection between described fastener and the described fastener set containing hole.
As further preferred, described fastener and described fastener spring against an end be provided with the projection that stretches in the described fastener spring.
As preferably, also comprise location-plate in the described underframe, described location-plate is fixed on the base plate of described underframe, one side of described location-plate is against the bottom of described solenoid tube, one end of pressured group of described location-plate is provided with the spring containing hole, the base plate that an end of described casting die spring passes described spring containing hole and described underframe against.
As preferably, the lower surface of described snap close is provided with first boss, is provided with second boss with the corresponding position of described first boss on the described casting die, and described first boss and described second boss lean.
As preferably, also comprise a position detecting group in the described underframe, the door detection switch that described door position detecting group comprises the door position detecting part that rotates with the turnover of dead bolt, the door position detecting part spring that links to each other with an end of described door position detecting part, leans with the other end of described door position detecting part.
As further preferred, the middle part of described door position detecting part is provided with an outstanding structure, and corresponding position, the middle part of described snap close is provided with a containing groove.
As preferably, also comprise the solenoid tube detection switch that the push rod with the described solenoid tube other end leans in the described underframe.
The operating principle of cathode lock of the present utility model is: under the user mode that energising is opened, when the operator sends enabling signal, the solenoid tube mobile push rod of switching on, push rod promotes fastener and moves, make the groove that is arranged on fastener one end aim at the corresponding site of casting die, promote door leaf this moment, the door leaf band dead bolt and is promoted the snap close rotation, snap close pushes casting die downwards, make casting die snap in the groove of fastener downwards, the cavity change that forms between snap close and the underframe like this is opening, also can freely not break away from this cavity even dead bolt is not withdrawn, thereby reach the purpose of opening the door.Cold the time, owing to be arranged on the groove of fastener one end and the corresponding site of casting die staggers, make casting die can't snap in the groove of fastener downwards, snap close is withstood by casting die can't knee-action, door just can't be opened, thereby reach the purpose of locking, have only this moment with key to make the dead bolt rotation could open door promptly so-called closed type.The taking-up fastener clubhauls the fastener in the fastener set and reloads, cathode lock of the present utility model promptly becomes the energising off status, the groove that is arranged on fastener one end when being cold is aimed at the corresponding site of casting die, door can freely be opened, and is that the operator sends when closing gate signal when having only energising, the solenoid tube mobile push rod of switching on, push rod promotes fastener and moves, make to be arranged on the groove of fastener one end and the corresponding site of casting die staggers, just can reach the purpose of locking, promptly so-called open type.The utility model is excitatory by solenoid tube, exposes groove thereby order about the fastener displacement, and casting die is moved to downwards in the groove of fastener, and then snap close can be moved, and realizes the function of cathode lock.
The utlity model has following beneficial effect:
1, can convert the outage function of opening or switch on out according to demand at any time to;
2, volume is small and exquisite, is suitable for being installed on the doorframe of various gate-width specifications;
3, have a position lock detecting and solenoid tube power supply detecting function.
Description of drawings
Fig. 1 is the perspective view of the utility model cathode lock.
Fig. 2 is the decomposition chart of the utility model cathode lock.
Fig. 3 is the utility model assembly schematic perspective view.
Fig. 4 is the schematic perspective view of the utility model internal component.
Stereochemical structure cross-sectional schematic when Fig. 5 opens state for the utility model outage.
Fig. 6 is in the schematic diagram when not switching on when opening state for the utility model outage.
Schematic diagram when Fig. 7 is in energising when opening state for the utility model outage.
Stereochemical structure cross-sectional schematic when Fig. 8 opens state for the utility model energising.
Fig. 9 is in the schematic diagram when not switching on when opening state for the utility model energising.
Schematic diagram when Figure 10 is in energising when opening state for the utility model energising.
Figure 11 is installed on the schematic perspective view of doorframe for the utility model.
Description of reference numerals:
1 upper frame, 11 tamper proof screws
22 position detectings of 21 position detectings of 2 position detecting groups part spring part
31 position detection switch 32 circuit boards 33 solenoid tube detection switch
4 fastener set
41 fasteners, 42 fastener springs, 43 cap nuts, 44 grooves, 45 projectioies
5 casting die groups, 51 casting dies, 52 casting die springs, 53 set screws
54 location-plates, 55 second boss, 56 spring containing holes
6 snap close groups
61 snap closes, 62 lock shafts, 63 latch springs, 64 first boss
7 solenoid tubes, 71 push rods
8 underframes, 81 fastener set containing holes
9 door leafs, 10 dead bolts
The specific embodiment
Describe structure of the present utility model, feature and operating principle in detail below in conjunction with the drawings and specific embodiments.
To Fig. 4 and shown in Figure 11, cathode lock of the present utility model comprises dead bolt 10, fastener set 4, casting die group 5, the snap close group 6 of upper frame 1, underframe 8, retractable and has the solenoid tube 7 of the push rod 71 that stretches out as Fig. 1.
As shown in Figure 2, upper frame 1 combines by tamper proof screws 11 with underframe 8; Underframe 8 is preset two wire holes, lays respectively at a left side, the rear side of underframe 8 among Fig. 2, can select outlet method when its purpose is to install, to increase the washability of mounting means.
Snap close group 6 comprises snap close 61, lock shaft 62 and latch spring 63.Snap close 61 the top of underframe 8 and and underframe 8 between form a cavity that can hold dead bolt 10.During installation, latch spring 63 is snapped in the spring mounting groove of snap close 61 belows, again lock shaft 62 is inserted in the left hole of underframe 8, pass the fixing hole of latch spring 63 and snap close 61, from Fig. 4, Fig. 5, can find out, but the effect of latch spring 63 is automatic homings after making snap close 61 promoted by the outside.
Fastener set 4 is arranged in the fastener set containing hole 81 that is arranged on underframe 8 one sides, and fastener set 4 comprises that an end has the fastener 41 of groove 44 and the fastener spring 42 that leans with an end of fastener 41, and the push rod 71 of the other end of fastener 41 and solenoid tube 7 leans.Fastener set 4 also comprises outer end that is stuck in fastener set containing hole 81 and the fastener that leans with fastener spring 42.In the present embodiment, fastener is a cap nut 43.During installation, (fastener 41 two ends are printed on NO and NC sign earlier fastener 41 to be put into the fastener set containing hole 81 on underframe 8 right sides, NO representative energising is opened, NC representative outage is opened, 41 directions of fastener shown in Fig. 2 and Fig. 4 representative outage door opening state, otherwise, then be the energising door opening state), put into fastener spring 42 and cap nut 43 then, block when wherein fastener spring 42 is with cap nut 43 assemblings and connect together, as shown in Figure 2, the end that cap nut 43 is connected with fastener spring 42 is provided with the projection 45 that stretches into fastener spring 42, it plays position-limiting action, when solenoid tube 7 energising back promotion fasteners 41 put in place, fastener 41 still has proal inertia action, but will stop when bumping against the projection 45 of cap nut 43, as do not have protruding 45,41 of fasteners can just stop when 42 compressions of fastener spring produce corresponding counteracting power in inertia motion, but it is big that the compression distance of fastener spring 42 can become, service time, the elasticity of fastener spring 42 may weaken long afterwards, promptly may cause fastener 41 can not be grouped into the position, thereby occur jammed problem when causing casting die 51 knee-actions.
Casting die group 5 comprises that the rotation with snap close 61 moves up and down and snap in the casting die spring 52 that the casting die 51 of fastener 41 grooves 44 and two ends lean with the base plate of casting die 51 and underframe 8 respectively.Casting die group 5 also can comprise location-plate 54 and set screw 53.During installation, earlier solenoid tube 7 is put into underframe 8, lock set screw 53 after again location-plate 54 being snapped in the bottom of solenoid tube 7, with Motionless electromagnetic pipe 7.One end of 54 pressured of location-plates group 5 is provided with spring containing hole 56, casting die spring 52 is filled in the spring containing hole 56 of location-plate 54, then casting die 51 is loaded onto, and allows casting die spring 52 head in the spring eye below the casting die 51.The effect that can make progress voluntarily after casting die spring 52 plays casting die 51 is moved downward and playback.The spring eye of casting die 51 belows is not shown, its objective is casting die spring 52 is skidded off and off normal, from each figure as can be seen, the lower surface of snap close 61 is provided with first boss 64, be provided with second boss 55 with described first boss 64 corresponding positions on the described casting die 51, described first boss 64 and described second boss 55 lean.When dead bolt 10 left snap close 61 and promptly opens the door, snap close 61 can promote casting die 51 downwards, and casting die 51 can snap in the groove 44 of fastener 41.
Fig. 5, Fig. 6, Figure 7 shows that cathode lock outage door opening state, when solenoid tube 7 outages, dead bolt 10 can promote snap close 61, and snap close 61 can promote casting die 51 downwards, and casting die 51 can snap in the groove 44 of fastener 41 downwards, and this state is the outage door opening state; As shown in Figure 7, after solenoid tube 7 energising, its push rod promotes fastener 41 displacements, makes casting die 51 be withstood and can't move downward by fastener 41, and then snap close 61 also can't promote casting die 51, and the door leaf dead bolt can't promote snap close 61, and this state is the energising state of closing the door.
Outage is opened and the function of switching on out only needs the direction of the fastener 41 by transposing fastener set 4 to reach.When needs are selected outage to open or are switched on out function, with screwdriver cap nut 43 is turned on, take out fastener spring 42 and fastener 41, then fastener 41 transposing directions are put into fastener set containing hole 81, again fastener spring 42 and cap nut 43 are turned round, wherein fastener spring 42 blocks when actual assembled with cap nut 43 and connects together, and finishes the above purpose that can reach the function conversion.Be in outage close the door, the switch on schematic diagram of door opening state as Fig. 8, Fig. 9 and this cathode lock that is shown in Figure 10.
Cathode lock of the present utility model also can comprise and is used to export locking or the door position detecting group 2 of unlocking signal of door lock.
The door detection switch 31 that door position detecting group 2 comprises the door position detecting part 22 that rotates with the turnover of dead bolt, the door position detecting part spring 21 that links to each other with an end of door position detecting part 22, leans with the other end of door position detecting part 22.Wherein, door position detecting part 22 is arranged on the underframe 8 movably.During installation, detecting part 22 in door position is placed in the groove of underframe 8, and door position detecting part spring 21 is installed in the cinclides of underframe 8, and the one end is enclosed within on the clubfoot of position detecting part 22.Door position detection switch 31 is welded on the circuit board 32, and circuit board 32 is fixed in the draw-in groove of underframe 8.As Fig. 1 and shown in Figure 3, an outstanding structure is established in the middle part of door position detecting part 22, should give prominence to acting as of structure: when dead bolt 10 snaps in snap close 61, the outstanding structure of door position detecting part 22 can be depressed, detecting part 22 in door position promptly produces a spinning movement, its left end clubfoot presses detection switch 31, its right-hand member clubfoot presses a position detecting part spring 21, and when dead bolt 10 left snap close 61, door position detecting part 22 was by door position detecting part spring 21 resiliences playback.Can find out by Fig. 3 and Fig. 4, when dead bolt 10 snapped in snap close 61, when promptly laying the key under the door, the left end clubfoot of door position detecting part 22 pressed a position detection switch 31, door position detection switch 31 circuit turn-ons are gone up lock signal by the circuit of connecting circuit plate 32 to control centre's output.In addition, snap close 61 middle parts are provided with a containing groove, and it act as: when dead bolt 10 snaps in snap close 61, door position detecting part 22 can be pressed in this containing groove, thereby guarantee that dead bolt can not withstood by door position detecting part 22, promptly produces one and keeps away the position effect.
Cathode lock of the present utility model also can comprise the solenoid tube detection switch 33 that is used to export solenoid tube power on/off signal.Solenoid tube detection switch 33 is welded on the circuit board 32.When solenoid tube 7 outages, its terminal push rod presses solenoid tube detection switch 33, and after the energising, the push rod of solenoid tube 7 leaves solenoid tube detection switch 33, solenoid tube detection switch 33 circuit turn-ons, and the power supply signal of solenoid tube 7 is by the circuit output of connecting circuit plate 32.
Below respectively organize part and combine the cathode lock that forms preferred embodiment of the present utility model.As Fig. 5, Fig. 6, Fig. 7 and Figure 11 cut off the power supply shown in the unlocking function scheme of installation, when cathode lock is connected power supply, solenoid tube 7 energising work, the push rod of solenoid tube 7 leaves solenoid tube detection switch 33, solenoid tube detection switch 33 circuit turn-ons, the output of solenoid tube 7 power on signal promotes fastener 41, when door leaf 9 is shut, be that dead bolt 10 is when snapping in snap close 61, dead bolt 10 is depressed door position detecting part 22, and detecting part 22 in door position presses a position detection switch 31, door position detection switch 31 circuit turn-ons, lock signal output is gone up in the door position, at this moment, as shown in Figure 7, because of solenoid tube 7 promotes fastener 41 displacements, casting die 51 is withstood and can't move downward by fastener 41, snap close 61 is withstood because of casting die 51 can't move, and promptly dead bolt 10 can't promote snap close 61 and be stuck in wherein, promptly reaches the function of laying the key under the door; Cut off solenoid tube 7 power supply sources by outside cut-offing instruction, solenoid tube 7 electromagnetic pushs disappear, this moment, fastener spring 42 utilized self screen resilience with fastener 41 and solenoid tube 7 push rod pushed home, promptly as shown in Figure 6, solenoid tube 7 push rods press solenoid tube detection switch 33, power supply signal disconnects, power-off signal output, because of fastener 41 playback, snap close 61 can promote casting die 51 downwards, casting die 51 can move downward in the groove 44 that snaps in fastener 41, and promptly dead bolt 10 can promote snap close 61 and shift out from snap close 61, and detecting part 22 in door position is pushed up back by position detecting part spring 21 screen resilience, detecting part 22 in door position leaves a position detection switch 31, last lock signal disconnects, unlocking signal output, the more than i.e. complete outage function of opening the door; As Fig. 8, Fig. 9 and shown in Figure 10, fastener 41 transposing directions are the function of opening the door of switching on.
Above-mentioned specifying for the novel preferred embodiment of this reality, this embodiment is not the scope in order to restriction the utility model claim, allly do not break away from the equivalence that the utility model technical purpose done and implement or change, all fall in the scope of the utility model claim.
Claims (9)
1, a kind of cathode lock, comprise the dead bolt of upper frame, underframe, retractable, the snap close that can rotate around the lock shaft that is fixed on the described underframe and the solenoid tube that has the push rod that stretches out, described snap close the top of described underframe and and underframe between form a cavity that can hold described dead bolt, described solenoid tube is arranged in the below of described underframe snap close and is fixed on the base plate of described underframe, it is characterized in that, also comprise fastener set and casting die group in the described underframe; Described fastener set is arranged in the fastener set containing hole that is arranged on described underframe one side, described fastener set comprises that an end has the fastener of groove and the fastener spring that leans with an end of described fastener, and the other end of described fastener and the push rod of described solenoid tube lean; Described casting die group comprises that the rotation with described snap close moves up and down and snap in the casting die spring that the casting die of described fastener groove and two ends lean with the base plate of described casting die and described underframe respectively.
2, cathode lock according to claim 1 is characterized in that, described fastener set containing hole is a through hole, and described fastener set also comprises outer end that is stuck in described fastener set containing hole and the fastener that leans with described fastener spring.
3, cathode lock according to claim 2 is characterized in that, passes through thread connection between described fastener and the described fastener set containing hole.
4, according to claim 2 or 3 described cathode locks, it is characterized in that, described fastener and described fastener spring against an end be provided with the projection that stretches in the described fastener spring.
5, cathode lock according to claim 1, it is characterized in that, also comprise location-plate in the described underframe, described location-plate is fixed on the base plate of described underframe, one side of described location-plate is against the bottom of described solenoid tube, one end of pressured group of described location-plate is provided with the spring containing hole, the base plate that an end of described casting die spring passes described spring containing hole and described underframe against.
6, cathode lock according to claim 1 is characterized in that, the lower surface of described snap close is provided with first boss, is provided with second boss with the corresponding position of described first boss on the described casting die, and described first boss and described second boss lean.
7, cathode lock according to claim 1, it is characterized in that, also comprise a position detecting group in the described underframe, described door position detecting group comprises the door position detecting part that rotates with the turnover of dead bolt, the door position detecting part spring that links to each other with an end of described door position detecting part and a door detection switch that leans with the other end of described door position detecting part.
8, cathode lock according to claim 6 is characterized in that, the middle part of described door position detecting part is provided with an outstanding structure, and corresponding position, the middle part of described snap close is provided with a containing groove.
9, cathode lock according to claim 1 is characterized in that, also comprises the solenoid tube detection switch that the push rod with the described solenoid tube other end leans in the described underframe.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CNU2008201326380U CN201254883Y (en) | 2008-08-13 | 2008-08-13 | Cathode lock |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CNU2008201326380U CN201254883Y (en) | 2008-08-13 | 2008-08-13 | Cathode lock |
Publications (1)
Publication Number | Publication Date |
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CN201254883Y true CN201254883Y (en) | 2009-06-10 |
Family
ID=40738202
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CNU2008201326380U Expired - Fee Related CN201254883Y (en) | 2008-08-13 | 2008-08-13 | Cathode lock |
Country Status (1)
Country | Link |
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CN (1) | CN201254883Y (en) |
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN104278894A (en) * | 2014-09-22 | 2015-01-14 | 上海欧一安保器材有限公司 | Cathode lock and method for switching normally open state and normally closed state of cathode lock |
CN104631941A (en) * | 2013-11-08 | 2015-05-20 | 昆山毅达科技电子有限公司 | Electric lock for door |
CN106088840A (en) * | 2016-08-11 | 2016-11-09 | 浙江宏泰电子设备有限公司 | Cathode lock |
-
2008
- 2008-08-13 CN CNU2008201326380U patent/CN201254883Y/en not_active Expired - Fee Related
Cited By (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN104631941A (en) * | 2013-11-08 | 2015-05-20 | 昆山毅达科技电子有限公司 | Electric lock for door |
CN104631941B (en) * | 2013-11-08 | 2017-01-18 | 昆山毅达科技电子有限公司 | electric lock for door |
CN104278894A (en) * | 2014-09-22 | 2015-01-14 | 上海欧一安保器材有限公司 | Cathode lock and method for switching normally open state and normally closed state of cathode lock |
CN104278894B (en) * | 2014-09-22 | 2019-01-11 | 上海欧一安保器材有限公司 | Cathode lock and the method for making cathode lock switching normally open and normally off |
CN106088840A (en) * | 2016-08-11 | 2016-11-09 | 浙江宏泰电子设备有限公司 | Cathode lock |
CN106088840B (en) * | 2016-08-11 | 2018-07-10 | 浙江宏泰电子设备有限公司 | Cathode lock |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
C14 | Grant of patent or utility model | ||
GR01 | Patent grant | ||
C17 | Cessation of patent right | ||
CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20090610 Termination date: 20110813 |