CN110397355B - Labyrinth one-way switch's swinery latch - Google Patents
Labyrinth one-way switch's swinery latch Download PDFInfo
- Publication number
- CN110397355B CN110397355B CN201910679566.4A CN201910679566A CN110397355B CN 110397355 B CN110397355 B CN 110397355B CN 201910679566 A CN201910679566 A CN 201910679566A CN 110397355 B CN110397355 B CN 110397355B
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- 239000013013 elastic material Substances 0.000 claims description 5
- 230000009286 beneficial effect Effects 0.000 abstract 1
- 230000006872 improvement Effects 0.000 description 4
- 241000282887 Suidae Species 0.000 description 3
- 239000000463 material Substances 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 238000009395 breeding Methods 0.000 description 2
- 230000001488 breeding effect Effects 0.000 description 2
- 238000006243 chemical reaction Methods 0.000 description 2
- 230000007547 defect Effects 0.000 description 2
- 238000013461 design Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 239000007769 metal material Substances 0.000 description 2
- 238000002360 preparation method Methods 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 238000012545 processing Methods 0.000 description 2
- 230000009471 action Effects 0.000 description 1
- 238000007792 addition Methods 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 238000012217 deletion Methods 0.000 description 1
- 230000037430 deletion Effects 0.000 description 1
- 230000005489 elastic deformation Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 229910052755 nonmetal Inorganic materials 0.000 description 1
- 230000008092 positive effect Effects 0.000 description 1
- 230000036316 preload Effects 0.000 description 1
- 230000000717 retained effect Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
Images
Classifications
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- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01K—ANIMAL HUSBANDRY; AVICULTURE; APICULTURE; PISCICULTURE; FISHING; REARING OR BREEDING ANIMALS, NOT OTHERWISE PROVIDED FOR; NEW BREEDS OF ANIMALS
- A01K1/00—Housing animals; Equipment therefor
- A01K1/02—Pigsties; Dog-kennels; Rabbit-hutches or the like
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- E—FIXED CONSTRUCTIONS
- E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
- E05B—LOCKS; ACCESSORIES THEREFOR; HANDCUFFS
- E05B15/00—Other details of locks; Parts for engagement by bolts of fastening devices
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- E—FIXED CONSTRUCTIONS
- E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
- E05B—LOCKS; ACCESSORIES THEREFOR; HANDCUFFS
- E05B15/00—Other details of locks; Parts for engagement by bolts of fastening devices
- E05B15/04—Spring arrangements in locks
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- E—FIXED CONSTRUCTIONS
- E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
- E05B—LOCKS; ACCESSORIES THEREFOR; HANDCUFFS
- E05B65/00—Locks or fastenings for special use
- E05B65/06—Locks or fastenings for special use for swing doors or windows, i.e. opening inwards and outwards
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- E—FIXED CONSTRUCTIONS
- E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
- E05B—LOCKS; ACCESSORIES THEREFOR; HANDCUFFS
- E05B15/00—Other details of locks; Parts for engagement by bolts of fastening devices
- E05B15/04—Spring arrangements in locks
- E05B2015/0403—Wound springs
- E05B2015/0406—Wound springs wound in a cylindrical shape
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- E—FIXED CONSTRUCTIONS
- E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
- E05B—LOCKS; ACCESSORIES THEREFOR; HANDCUFFS
- E05B15/00—Other details of locks; Parts for engagement by bolts of fastening devices
- E05B15/04—Spring arrangements in locks
- E05B2015/0448—Units of springs; Two or more springs working together
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- Life Sciences & Earth Sciences (AREA)
- Environmental Sciences (AREA)
- Zoology (AREA)
- Animal Husbandry (AREA)
- Biodiversity & Conservation Biology (AREA)
- Push-Button Switches (AREA)
- Lock And Its Accessories (AREA)
Abstract
The invention discloses a pigsty latch lock of a labyrinth one-way switch, which comprises a lock shell, a lock cylinder and a lock plate, wherein one end of the lock shell is provided with an opening, the non-opening end of the lock shell is fixed on a door frame, the lock cylinder comprises a lock cylinder fixing block, a labyrinth slide block, a locking hook and a spring, the lock cylinder fixing block is fixed on the inner side of the lock shell, the labyrinth slide block is provided with a clamping part A and a labyrinth part, the labyrinth slide block is arranged on the lock cylinder fixing block in a sliding manner, the locking hook is arranged on the labyrinth part of the labyrinth slide block in a sliding manner, the lock plate is fixed on a frame of the fence door on the non-door shaft side, and the lock plate is provided with. The invention has the beneficial effects that: adopt labyrinth locking mode to realize the locking and the one-way opening of jam plate, then can't open the latch from opposite side striking fence door, the effectual problem of having solved the pig and only having strikeed the fence door and flee from the swinery.
Description
Technical Field
The invention relates to a lock, in particular to a pigsty latch of a labyrinth one-way switch in the live pig breeding industry.
Background
In order to meet the requirement of large-scale pig raising, most pig farms use various field devices according to the requirements of standardized pig farms, including sow delivery beds, location pens, piglet nurseries and the like. The purpose is to effectively limit and manage the pigs and prevent the pigs from escaping and mixing. The various column top door locking devices become a significant burden. The quality of the latch locks on the existing market is uneven, and pigs escape from the arch doors in the breeding process. The technical defects of the prior market latch lock are as follows: the locking plate for the locking of latch adopts the eccentric wheel structure, and the lock body adopts the sheet metal construction, and the welding of lock core axle is on fence door side, and when the pig only collided fence door, the lock core axle strikeed the jam plate repeatedly, took on lock core axle upside after the lock plate jumped easily under the effect of reaction force, lost the effect of blockking to the lock core axle, and then leaded to lock core axle roll-off lock body, made fence door lose the locking and open, finally leaded to the pig only to flee from the swinery.
Therefore, there is a strong need for a latch lock capable of being opened and locked in one direction to solve the above problems.
Disclosure of Invention
In order to overcome the defects of the prior art, the invention provides a pigsty latch with a labyrinth one-way switch.
The invention adopts the following specific technical scheme:
the utility model provides a labyrinth one way switch's swinery latch, labyrinth one way switch's swinery latch includes lock shell, lock core and jam plate, lock shell one end is equipped with the opening and its non-open end is fixed on the door frame, the jam plate is fixed on the frame of the non-beam side of fence door, the lock core includes lock core fixed block, labyrinth slider, locking hook, spring, the lock core fixed block is fixed at the inboard side of lock shell, labyrinth slider is equipped with block portion A and labyrinth portion, block portion A is located labyrinth portion slip direction and is close to lock shell opening one side, the gliding setting of labyrinth slider is on the lock core fixed block, block portion A passes through spring swing joint in the one end of lock core fixed block, labyrinth portion passes through locking hook swing joint at the other end of lock core fixed block, locking hook slides and sets up on labyrinth portion of labyrinth slider, the locking plate is provided with a clamping part B, the clamping part A is a trapezoidal boss, the clamping part B is a trapezoidal groove, and the clamping part A is matched with the clamping part B.
Because the labyrinth type slide block slides in the lock core fixing block, one end of the locking hook is movably hinged at the end part of the lock core block, and the other end of the locking hook slides in the labyrinth of the labyrinth part of the labyrinth type slide block, the two sliding limit positions of the labyrinth type slide block are limited at two fixed positions through the locking hook, and because the labyrinth is designed into a one-way channel, the labyrinth type slide block can be ensured to be realized only through acting force in a single direction when leaving the limit positions, so that the one-way locking of the latch lock is realized, and simultaneously, one end of the labyrinth type slide block, which is provided with the clamping part A, is movably connected at one end of the lock core fixing block through a spring, the design ensures that the slide block can automatically return under the action of the spring when resetting, and simultaneously, because the spring pre-loads certain pre-tightening force when being installed, the labyrinth type slide block is under the acting force, the locking plate and the locking hook are used for providing the reaction of the spring acting force, and the locking hook is arranged in the lock shell, so that when external force is applied to change the limit position of the labyrinth slide block, the external force can only act on the locking plate, and the labyrinth one-way switch of the pigsty latch lock is realized.
In a further improvement of the present invention, the engaging portion a is long, the labyrinth portion is rectangular, and the labyrinth slider is slidably disposed on the lock cylinder fixing block, so that the engaging portion is long, the toughness of the material can be utilized, the engaging portion can elastically deform in a predetermined sliding groove, and the labyrinth portion is rectangular, the labyrinth portion can be positioned by using the sides of the rectangle, and the sliding track of the labyrinth slider is ensured.
As a further improvement of the present invention, the labyrinth shape of the labyrinth part is a Y-shape, and on the premise that the labyrinth is arranged in a Y-shape and the locking function of the limit position is retained, grooves with the same function in the labyrinth circuit can be combined, so as to reduce the processing cost of the labyrinth part.
As a further improvement of the invention, the lock cylinder is a double lock cylinder, and the lock cylinders are symmetrically distributed about the center line of the lock shell, and the design of symmetrical distribution of the double lock cylinders can ensure that the lock plate is uniformly stressed when locked in the latch lock, and simultaneously ensure that the lock cylinder is uniformly stressed, prevent the lock cylinder and the lock plate from being damaged due to nonuniform stress, and prolong the service life of the lock cylinder and the lock plate.
Preferably, the spring is a tension spring.
As a further improvement of the present invention, the lock cylinder fixing block is provided with a sliding groove, a guide rail is arranged in the middle of the sliding groove, the labyrinth slider is provided with a back groove corresponding to the sliding groove and the guide rail, a through hole is arranged at one side of the guide rail on the inner side of one end of the sliding groove, and the engaging portion a moves in the through hole.
Preferably, the labyrinth slider adopts elastic material to make, and what the slider adopts elastic material to make can guarantee that the elastic deformation of rectangular form block portion A accomplishes smoothly, and this elastic material is elastic material commonly used such as metal material 65Mn, non-metal material PP, and these all can regard as the preparation material of labyrinth slider in this scheme, and its preparation technology needs to adopt reasonable method to go on according to the nature of material.
The invention has the positive effects that: adopt labyrinth locking mode to realize the locking and the one-way opening of jam plate, then can't open the latch from opposite side striking fence door, the effectual problem of having solved the pig and only having strikeed the fence door and flee from the swinery.
Drawings
FIG. 1 is an isometric view of a pig raising facility with which the labyrinth one-way switch pigsty latch of the present invention is used;
FIG. 2 is an enlarged isometric view of the FIG. 1 one way labyrinth switch of the present invention showing the pigsty latch in position E;
FIG. 3 is an isometric view of the swinery latch of the labyrinth one-way switch of the present invention shown in FIG. 2;
FIG. 4 is an exploded view of the embodiment of the pigsty latch of the labyrinth one-way switch of the invention shown in FIG. 3;
FIG. 5 is an assembly view of the lock core and the lock plate of the pigsty latch of the labyrinth one-way switch of the invention;
FIG. 6 is a lock cylinder fixing block of the pigsty latch of the labyrinth one-way switch shown in FIG. 5;
FIG. 7 is a front view of a labyrinth slide of the swinery latch of the labyrinth one-way switch shown in FIG. 5 in accordance with the present invention;
FIG. 8 is a front isometric view of the labyrinth slide of the swinery latch of the labyrinth one-way switch of the present invention shown in FIG. 5;
FIG. 9 is a rear isometric view of the labyrinth slide of the swinery latch of the labyrinth one-way switch of the present invention shown in FIG. 5;
FIG. 10 is a side view of the labyrinth slide of the swinery latch of the labyrinth one-way switch of the present invention shown in FIG. 5;
FIG. 11 is a front view of a labyrinth slider of the second embodiment of the pigsty latch of the labyrinth one-way switch shown in FIG. 3;
fig. 12 is an assembly view of a third embodiment of the pigsty latch of the labyrinth one-way switch of the invention shown in fig. 3.
Illustration of the drawings: 1-lock shell, 2-lock core, 3-lock plate, 201-lock core fixed block, 202-spring, 203-labyrinth slider, 204-locking hook, 2011-guide rail, 2012-guide groove of clamping part a, 2013-rib plate of lock core fixed block, 2014-through hole, 2015-spring fixed column, 2016-spring guide groove, 2017-chute, 2018-locking hook hinge point, 2031-labyrinth slide a, 2032-labyrinth slide B, 2033-labyrinth slide C, 2034-labyrinth slide D, 2035-labyrinth slide F, 2036-clamping part a, 2037-labyrinth slide G, 2038-labyrinth slide H, 2039-back groove, 2040-labyrinth part, 2050-clamping part B, 20361-limit projection, 20362-trapezoidal clamping projection, 20311-labyrinth slide K, 20321-labyrinth slide T.
Detailed Description
The invention is described in detail below with reference to the following figures and specific embodiments:
in the description of the present invention, it is to be understood that the terms "central," "longitudinal," "lateral," "length," "width," "thickness," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," "clockwise," "counterclockwise," "axial," "radial," "circumferential," and the like are used in the orientations and positional relationships indicated in the drawings for convenience in describing the invention and to simplify the description, and are not intended to indicate or imply that the referenced devices or elements must have a particular orientation, be constructed and operated in a particular orientation, and are therefore not to be considered limiting of the invention.
The first embodiment is as follows:
the utility model provides a labyrinth one way switch's swinery latch, labyrinth one way switch latch includes lock shell 1, lock core 2 and jam plate 3, lock shell 1 one end is equipped with the opening and its non-open end is fixed on the door frame, jam plate 3 is fixed on the frame of the non-door-hinge side of fence door, lock core 2 includes lock core fixed block 201, labyrinth slider 203, locking hook 204, spring 202, lock core fixed block 201 is fixed at the inboard edge of lock shell 1, labyrinth slider 203 is equipped with block portion A2036 and labyrinth portion 2040, block portion A2036 is located and is close to lock shell 1 opening one side on labyrinth portion 2040 sliding direction, the setting that labyrinth slider 203 slides is on lock core fixed block 201, and its one end that is equipped with block portion A2036 passes through spring 202 swing joint in the one end of lock core fixed block 201, and its one end that is equipped with labyrinth portion 2040 passes through locking hook 204 swing joint in the other end of lock core fixed block 201, the locking hook 204 is arranged on a labyrinth part 2040 of the labyrinth slide block 203 in a sliding manner, the locking plate 3 is provided with a clamping part B2050, the clamping part A2036 is a trapezoidal boss, the clamping part B2050 is a trapezoidal groove, the clamping part A2036 is matched with the clamping part B2050, the clamping part A2036 is long and the labyrinth part 2040 is rectangular.
Example two:
the utility model provides a labyrinth one way switch's swinery latch, labyrinth one way switch latch includes lock shell 1, lock core 2 and jam plate 3, lock shell 1 one end is equipped with the opening and its non-open end is fixed on the door frame, jam plate 3 is fixed on the frame of the non-door-hinge side of fence door, lock core 2 includes lock core fixed block 201, labyrinth slider 203, locking hook 204, spring 202, lock core fixed block 201 is fixed at the inboard edge of lock shell 1, labyrinth slider 203 is equipped with block portion A2036 and labyrinth portion 2040, block portion A2036 is located and is close to lock shell 1 opening one side on labyrinth portion 2040 sliding direction, the setting that labyrinth slider 203 slides is on lock core fixed block 201, and its one end that is equipped with block portion A2036 passes through spring 202 swing joint in the one end of lock core fixed block 201, and its one end that is equipped with labyrinth portion 2040 passes through locking hook 204 swing joint in the other end of lock core fixed block 201, locking hook 204 slides and sets up on labyrinth portion 2040 of labyrinth slider 203, jam plate 3 is equipped with block portion B2050, block portion A2036 is trapezoidal boss, and block portion B2050 is trapezoidal recess, block portion A2036 and the cooperation of block portion B2050, block portion A2036 is rectangular form, labyrinth portion 2040 is the rectangle, lock core fixed block 201 is equipped with spout 2017, be equipped with guide rail 2011 in the middle of spout 2017, be equipped with on labyrinth slider 203 with spout 2017 with the corresponding cooperation back slot 2039 of guide rail 2011, the one end inboard of spout 2017 is located guide rail 2011 one side is equipped with through-hole 2014, block portion A2036 is in the through-hole 2014 internalization, labyrinth shape of labyrinth portion 2040 is the Y type, spring 202 is the extension spring, lock core 2 is the double lock core, and lock core 2 is about the central line symmetric distribution of lock shell 1.
Example three:
the utility model provides a labyrinth one way switch's swinery latch, labyrinth one way switch latch includes lock shell 1, lock core 2 and jam plate 3, lock shell 1 one end is equipped with the opening and its non-open end is fixed on the door frame, jam plate 3 is fixed on the frame of the non-door-hinge side of fence door, lock core 2 includes lock core fixed block 201, labyrinth slider 203, locking hook 204, spring 202, lock core fixed block 201 is fixed at the inboard edge of lock shell 1, labyrinth slider 203 is equipped with block portion A2036 and labyrinth portion 2040, block portion A2036 is located and is close to lock shell 1 opening one side on labyrinth portion 2040 sliding direction, the setting that labyrinth slider 203 slides is on lock core fixed block 201, and its one end that is equipped with block portion A2036 passes through spring 202 swing joint in the one end of lock core fixed block 201, and its one end that is equipped with labyrinth portion 2040 passes through locking hook 204 swing joint in the other end of lock core fixed block 201, locking hook 204 slides and sets up on labyrinth portion 2040 of labyrinth slider 203, jam plate 3 is equipped with block portion B2050, block portion A2036 is trapezoidal boss, and block portion B2050 is trapezoidal recess, block portion A2036 and the cooperation of block portion B2050, block portion A2036 is rectangular form, labyrinth portion 2040 is the rectangle, lock core fixed block 201 is equipped with spout 2017, be equipped with guide rail 2011 in the middle of spout 2017, be equipped with on labyrinth slider 203 with spout 2017 with the corresponding cooperation back slot 2039 of guide rail 2011, the one end inboard of spout 2017 is located guide rail 2011 one side is equipped with through-hole 2014, block portion A2036 is in the through-hole 2014 internalization, the labyrinth shape of labyrinth portion 2040 is the Y type, spring 202 is the extension spring, lock core 2 is single lock core, and figure 5 gives the structure view of single lock core embodiment.
In the specific implementation:
in the embodiments of the present invention, the lock plate 3 is mutually common and is the same part, and now the specific working process of the present invention is described by taking the second embodiment as an example, it can be seen from fig. 1 and fig. 2 that one end of the lock case 1 is provided with an opening and the non-opening end thereof is fixed on the door frame, the lock plate 3 is fixed on the frame of the non-door-shaft side of the gate, fig. 3 shows the structure of the present invention, wherein the drawing can see that the middle part of the lock plate 3 is provided with a through hole, so that the lock plate 3 can be fixed on the gate by using a screw through the through hole, and a cantilever shaft can be arranged at the corresponding position of the gate, and then the lock plate 3 is fixed on the cantilever shaft, when the gate is closed, the lock plate 3 is driven by the gate, the lock core 2 is inserted from the opening at one end of the lock case 1, and the edge of the lock plate clamping portion B2050 is pressed against the labyrinth portion 2040 of the labyrinth slider, the lock cylinder 2 is two, which are respectively arranged at two inner sides of the lock shell 1, wherein, as shown in fig. 6, the lock cylinder fixing block 201 is provided with a chute 2017, a guide rail 2011 is arranged in the middle of the chute 2017, a guide groove 2012 of the clamping part a is arranged at the left side of the guide rail 2011, a rib 2013 of the lock cylinder fixing block is arranged at the side surface of the guide groove 2012, the rib 2013 of the lock cylinder fixing block plays a role in limiting the guiding and side directions of the clamping part a2036, a through hole 2014 is arranged at the end part of the guide groove 2012, the clamping part a2036 slides in the through hole 2014, a locking hook hinge point 2018 is arranged at one end of the chute 2017, a spring fixing column 2015 for fixing the spring 202 is arranged at the other end, because the spring 202 used in the embodiment is a tension spring, only an end fixing ring of the tension spring needs to be sleeved on the spring fixing 2015, a spring guiding groove 2016 is arranged at the inner side of the spring, meanwhile, when the spring 202 deforms during operation, the spring 202 is kept in a linear type and the movement of the spring 202 in a designated space is limited, fig. 7 shows an implementation mode of the labyrinth slider 203, in fig. 7, a labyrinth portion 2040 of the labyrinth slider 203 is arranged at the upper part of the labyrinth slider 203, a strip-shaped clamping portion a2036 is arranged at the right side of the lower part of the labyrinth portion 2040, a spring fixing point is arranged at the left side of the lower part of the labyrinth portion 2040 and is used for fixing the other end of the spring 202 on the labyrinth portion 2040, the labyrinth portion 2040 is sequentially provided with a labyrinth slideway K20311, a labyrinth slideway T20321, a labyrinth slideway C2033, a labyrinth slideway F2035, a labyrinth slideway D2034, a labyrinth slideway G2037 and a labyrinth slideway H2038 in a counterclockwise direction, and height differences are arranged between the slideways to ensure that the whole slideway is unidirectional and prevent the locking hook 204 from sliding reversely, wherein the labyrinth slideway K20311 and the labyrinth slideway D2034 are two limit positions of the locking hook 204, because the labyrinth slide way K20311 and the labyrinth slide way D2034 are both V-shaped, when the locking hook 204 is positioned in the labyrinth slide way K20311 or the labyrinth slide way D2034, if no external force acts on the labyrinth slide way 203 from the opening side of the V-shape, the locking hook 204 will always stay in the labyrinth slide way K20311 or the labyrinth slide way D2034, FIG. 8 and FIG. 11 show another embodiment of the labyrinth slide way 203, the slide ways are distributed in Y-shape, compared with the former embodiment, the embodiment combines the loops into one loop and sets a limit position at the end of the common loop, simplifies the structure, reduces the processing difficulty, saves the cost, compared with the former embodiment, the embodiment in structure cancels the labyrinth slide way K20311 and the labyrinth slide way T20321, changes into the labyrinth slide way A2031 and the labyrinth slide way B2032, the same, the height difference is set up in the connection, and ensures that the whole slide way is unidirectional, the locking hook 204 is prevented from reversely sliding, fig. 8 also shows that the engaging portion a2036 includes a limiting protrusion 20361 and a trapezoidal engaging protrusion 20362, wherein the limiting protrusion 20361 is used for limiting when the labyrinth slider 203 slides on the chute 2017, the trapezoidal engaging protrusion 20362 is matched with the engaging portion B2050 to lock, the back of the labyrinth slider 203 is further provided with a back groove 2039, the back groove 2039 is matched with the guide rail 2011 to guide when the labyrinth slider 203 slides on the chute 2017.
When the door closing force applied to the gate is greater than the pulling force of the spring 202, the spring 202 is elongated, the labyrinth slider 203 moves along the guide rail 2011, the locking hook 204 slides from the labyrinth slide way K20311, sequentially passes through the labyrinth slide way T20321, the labyrinth slide way C2033 and the labyrinth slide way F2035, enters the labyrinth slide way D2034, meanwhile, the strip-shaped clamping portion a2036 slides along the guide groove 2012 of the clamping portion a under the driving of the labyrinth slider 203, when the clamping portion a2036 slides to the edge of the through hole 2014, the locking plate 3 is locked by the trapezoidal clamping protrusion 20362 and the clamping portion B2050 under the limitation and guidance of the edge, and because the labyrinth slide way D2034 locks the locking hook 204 at the bottom of the V-shaped slide way 2034 under the pulling force of the spring 202, the locking function is completed at this time.
When the gate needs to be opened, acting force is applied to the gate again, the spring 202 is lengthened, the labyrinth slide block 203 moves along the guide rail 2011, the locking hook 204 starts to slide from the labyrinth slide way D2034 and is separated from the labyrinth slide way D2034, sequentially passes through the labyrinth slide way G2037 and the labyrinth slide way H2038, and finally enters the labyrinth slide way K20311, meanwhile, the strip-shaped clamping portion a2036 slides along the guide groove 2012 of the clamping portion a under the driving of the labyrinth slide block 203, when the clamping portion a2036 slides to the edge of the through hole 2014, the locking plate 3 is locked by separating the step-shaped clamping protrusion 20362 and the clamping portion B2050 into the through hole 2014 under the limitation and the guiding of the edge, and the unlocking function is completed.
The above examples illustrate the present invention in detail. It is to be understood that the above description is not intended to limit the present invention, and the present invention is not limited to the above examples, and that various changes, modifications, additions, deletions, and substitutions which may be made by those skilled in the art within the spirit of the present invention are also within the scope of the present invention.
Claims (7)
1. The utility model provides a labyrinth one way switch's swinery latch, labyrinth one way switch's swinery latch includes lock shell, lock core and jam plate, lock shell one end is equipped with the opening and its non-open end is fixed on the door frame, the jam plate is fixed on the frame of the non-beam side of fence door, its characterized in that, the lock core includes lock core fixed block, labyrinth slider, locking hook, spring, the lock core fixed block is fixed at the inboard side of lock shell, labyrinth slider is equipped with block portion A and labyrinth portion, block portion A is located labyrinth portion slip direction and is close to lock shell opening one side, the gliding setting of labyrinth slider is on the lock core fixed block, block portion A passes through spring swing joint in the one end of lock core fixed block, labyrinth portion passes through locking hook swing joint at the other end of lock core fixed block, locking hook slides and sets up on labyrinth portion of labyrinth slider, the locking plate is provided with a clamping part B, the clamping part A is a trapezoidal boss, the clamping part B is a trapezoidal groove, and the clamping part A is matched with the clamping part B.
2. The pigsty latch of a labyrinth one-way switch as claimed in claim 1, wherein the engaging portion a is long and the labyrinth portion is rectangular.
3. The pigsty latch of a labyrinth one-way switch as claimed in claim 1, wherein the labyrinth shape of the labyrinth part is Y-shaped.
4. The pigsty latch lock of the labyrinth one-way switch as claimed in claim 1, wherein the lock core is a double lock core, and the lock cores are symmetrically distributed about a center line of the lock shell.
5. The pigsty latch of a labyrinth one-way switch as claimed in claim 1, wherein the spring is a tension spring.
6. The pigsty latch lock of the labyrinth one-way switch as claimed in one of claims 1 to 4, wherein the lock cylinder fixing block is provided with a sliding slot, a guide rail is arranged in the middle of the sliding slot, the labyrinth sliding block is provided with a matching back groove corresponding to the sliding slot and the guide rail, a through hole is arranged at one side of the guide rail on the inner side of one end of the sliding slot, and the clamping part A moves in the through hole.
7. The pigsty latch lock of a labyrinth one-way switch as claimed in one of claims 1 to 5, wherein the labyrinth slider is made of an elastic material.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910679566.4A CN110397355B (en) | 2019-07-26 | 2019-07-26 | Labyrinth one-way switch's swinery latch |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910679566.4A CN110397355B (en) | 2019-07-26 | 2019-07-26 | Labyrinth one-way switch's swinery latch |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN110397355A CN110397355A (en) | 2019-11-01 |
| CN110397355B true CN110397355B (en) | 2021-04-16 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201910679566.4A Active CN110397355B (en) | 2019-07-26 | 2019-07-26 | Labyrinth one-way switch's swinery latch |
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| CN (1) | CN110397355B (en) |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN111245054B (en) * | 2020-02-25 | 2021-11-16 | 吉利汽车研究院（宁波）有限公司 | Vehicle-mounted wireless charging device |
Family Cites Families (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6050618A (en) * | 1998-04-20 | 2000-04-18 | Southco, Inc. | Slide latch |
| CN202882599U (en) * | 2012-11-05 | 2013-04-17 | 黑龙江省农业科学院畜牧研究所 | Spring lock for swinery |
| FR3018093B1 (en) * | 2014-02-28 | 2017-06-23 | Dorel France Sa | SAFETY BARRIER FOR CHILDREN WITH MAGNETIC LOCKING. |
| CN103982090B (en) * | 2014-04-24 | 2016-03-02 | 宁波方太厨具有限公司 | A kind of door latch structure for household electrical appliance |
| CN204876898U (en) * | 2015-08-19 | 2015-12-16 | 杭州雷博实业有限公司 | Pet cage tool to lock |
| JP6769819B2 (en) * | 2016-10-07 | 2020-10-14 | Ykk Ap株式会社 | Door guard and door guard device |
| FR3068722B1 (en) * | 2017-07-05 | 2021-02-12 | Tubex | STRIKE FOR ENCLOSURE BARRIER LATCH |
| CN109083581B (en) * | 2018-08-23 | 2023-08-29 | 浙江丽童家居有限公司 | Door closing safety door fence |
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2019
- 2019-07-26 CN CN201910679566.4A patent/CN110397355B/en active Active
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Effective date of registration: 20210816 Address after: 276800 industrial concentration zone, Yuli Town, Wulian County, Rizhao City, Shandong Province Patentee after: Rizhao Xinrui Machinery Manufacturing Co.,Ltd. Address before: 276500 resident Industrial Park, Yuli Town, Wulian County, Rizhao City, Shandong Province Patentee before: Wulian Dreda Animal Husbandry Machinery Co.,Ltd. |
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