A kind of Double-door mutual-locking mechanism
Technical field
The present invention relates to a kind of Double-door mutual-locking device, relate in particular to a kind of medical drying cabinet of hospital disinfection supply center and cabinet door switch mechanism of pass box of being applicable to, be applicable to the various with two-door equipment and facility of interlocking requirement, belong to door lock technical field.
Background technology
For the more sterilization work of the management hospital of standard, each hospital has all extensively set up hospital disinfection supply center now, at the indoor a plurality of functional areas such as contaminated area, decontamination area, sterilizing district, aseptic area that set up separately of sterilization supply center, rigid isolation must be realized in each functional areas, the transmission of its article between each functional areas can only realize by delivery window or the two luxuriant and rich with fragrance equipment of band, as the drying cupboard by with two-door, pass box are realized the transmission of article between adjacent two functional areas.In article transmittance process, in order to prevent that airborne bacterium and dust from channeling to the environment of adjacent internal contamination adjacent area, functional areas, therefore necessarily require the two-door of delivery window or two luxuriant and rich with fragrance equipment, interlocking must can be realized, in hardware setting, do not allow two-doorly all to open, to prevent the cross-ventilation between adjacent functional district.In order to realize this requirement, existing Double-door mutual-locking device mostly is electronic interlocking and mechanical interlocked two kinds, and traditional mechanical interlock exists complex structure, precision not high easy to wear and need to configure the problems such as lockset; And electronic interlocking easily breaks down and have the problem of power-off failure.In order to address these problems, those skilled in the art have also carried out some improvement to Double-door mutual-locking device, as the patent No. Chinese utility model patent that is 201120528875.0, a kind of Double-door mutual-locking pass box is disclosed, comprise body, two be provided with the dodge gate of dead bolt and be located at the first dodge gate and the second dodge gate between interlocking linkage; Interlocking linkage comprises two motion bars that intersect at fulcrum pin, two motion bar ends, be provided with the lock pin corresponding with locked groove on dead bolt, two motion bars are divided into long handle and short handle through fulcrum pin respectively, this technology is utilized the interaction of motion bar and self-locking mechanism and has been realized the scheme that only allows a side door to open, but this technology is only applicable to two luxuriant and rich with fragrance equipment or facility that two-door door hinge is all arranged on the same side, the door that is opposite side is only conveniently opened with left hand, does not meet human engineering.The Chinese invention patent that and for example patent No. is 200910306084.0, a kind of two-door interlocker is disclosed, comprise lock body, slide core, lock pin and guide rod, slide core and lock pin are embedded in lock body, and wherein slide core is vertically placed, and lock pin level is arranged in slide core centre bore, guide rod configures in pairs, each guide rod one end is arranged in lock body, and the other end is connected with corresponding door by connecting rod, paired guide rod in lock body, lay respectively at lock pin up and down, be provided with the groove corresponding with lock pin on guide rod.Groove coordinates with lock pin is embedded, is embodied as between the guide rod to arranging and interlocks.This technology can realize the interlocking of the front/rear door connecting, but need on door, install connecting rod additional, and therefore its scope of application be restricted.
Summary of the invention
In order to solve prior art above shortcomings, the present invention proposes a kind of Double-door mutual-locking mechanism, it comprises body and is divided into two with gemel dodge gates of body opposite both sides, on the body between two dodge gates, be provided with two push rod device, one end of push rod device is provided with hook, and the other end is provided with jacking block; The structure orientation identical but on body of two push rod device is contrary, when the dodge gate of opposite is closed, the cabinet door of closing compresses the jacking block of a push rod device, the connecting rod that promotes push rod device moves and the hook of this push rod device other end is unclamped from door body, thereby the cabinet door of opposite can be opened; After the cabinet door of opposite is opened, this door body of opening just no longer compresses the jacking block of push rod device, this push rod device pulls the hook of the other end that the door body of opposite is caught on by the spring arranging on connecting rod, thereby two doors that guaranteed body opposite can only be opened a door simultaneously, realize two-door interlocking.
the present invention solves its technical problem, and the technical scheme adopting is:a kind of Double-door mutual-locking mechanism, comprise body and be divided into two of body opposite both sides and fan with gemel dodge gate, its design feature is: on the body between two fan dodge gates, be provided with two push rod device that installation direction is contrary, two push rod device comprise connecting rod respectively, spring and hook, hook is arranged on one end of push rod device and is hinged together by the first fulcrum pin with the bearing of interlinking lever end, hook is also hinged on the holder of body by the second fulcrum pin arranging at hook middle part simultaneously, hook can rotate around the first fulcrum pin and the second fulcrum pin, spring is arranged on connecting rod, and one end of spring is pressed on the boss at connecting rod middle part, and the other end is pressed on the baffle plate fixing with body, the two ends of push rod device are all stretched out originally external, and the hook end of stretching out body can put in the interlocking hole of the dodge gate after closing, to catch on dodge gate, the dodge gate of other end touching opposite.
Above-mentioned Double-door mutual-locking mechanism is provided with altogether two connecting rods in each root push rod device, between two connecting rods, is provided with regulating sleeve, by regulating sleeve, two connecting rods is connected, and the end of regulating sleeve is the boss that compresses spring.
Above-mentioned Double-door mutual-locking mechanism, adopts screw to connect or the mode of welding is fixed on baffle plate on body, offers porose or elongate slots on baffle plate.
Above-mentioned Double-door mutual-locking mechanism, spring is enclosed within on connecting rod by its endoporus, one end at spring is provided with spring base, spring base is arranged between spring and baffle plate, spring base is step-like and is enclosed within on connecting rod, in spring base, be provided with axial slide opening, spring base coordinates with rod slide, and the small end Step Shaft of spring base passes hole or the groove at baffle plate middle part and spring base is stuck in the hole or elongate slots in baffle plate.
Above-mentioned Double-door mutual-locking mechanism is provided with screwed hole in regulating sleeve, and the mode being threaded connection is connected two connecting rods with regulating sleeve, and uses being connected of locking nut stationary links and regulating sleeve.
Above-mentioned Double-door mutual-locking mechanism, is provided with jacking block in one end of connecting rod, adopts to be threaded or mode that bayonet lock connects is fastened on one end of connecting rod by jacking block and stretches out that this is external, to touch dodge gate.
Above-mentioned Double-door mutual-locking mechanism is provided with regulating block between jacking block and connecting rod, is provided with screwed hole in regulating block, and the mode being threaded connection is connected connecting rod with regulating block, and uses being connected of locking nut stationary links and regulating block.
Above-mentioned Double-door mutual-locking mechanism, is provided with bearing at the other end of connecting rod, in one end of bearing, offers screwed hole, adopts the mode being threaded that bearing and connecting rod are linked into an integrated entity, and uses being connected of locking nut stationary links and bearing; The other end of bearing offers yoke, by the first fulcrum pin, the root of the yoke of bearing and hook is hinged together.
Above-mentioned Double-door mutual-locking mechanism, in the interlocking hole of dodge gate, is provided with reinforcing rib, and reinforcing rib is convex, is arranged on and the inner side of linking up with the interlocking hole contacting.
compared with prior art, the invention has the beneficial effects as follows:due to the present invention, between two dodge gates of body opposite both sides, to be provided with two root architectures identical, the push rod device that installation direction is contrary, one end of two push rod device is hook, the other end is jacking block, the dodge gate that is either side all contacts with the hook of a push rod device and the jacking block of another root push rod device, on the connecting rod at push rod device middle part, be provided with spring, when push rod device is during in free state, rely on the elastic force promotion push rod device of spring to move to jacking block end, jacking block is released originally external, and pull hook to rotate around fulcrum pin simultaneously, until allow hook coupler body hook the dodge gate of tight hook side, be that push rod device is when free state, the hook of push rod device one end will firmly catch on dodge gate, the dodge gate of hook side cannot be opened.When the dodge gate of opposite is closed, the dodge gate of closing compresses the wherein jacking block of a push rod device, the pulling force that the connecting rod that promotes to be connected with jacking block overcomes spring moves to hook end, thereby promotes hook around fulcrum pin reverse rotation, until allow hook coupler body decontrol the hook dodge gate of embracing completely.When the dodge gate of a side is opened, the jacking block of push rod device is compressed, push rod device in free state is under the effect of spring self spring force, just the hook that promotes opposite side catches on the dodge gate of this hook side, the dodge gate of linking up with side cannot be opened, while only having the dodge gate of a side to close, just can open the dodge gate of opposite, thereby realize the two-door interlocking in body opposite both sides.
Two connecting rods are set in each root push rod device, and be provided with regulating sleeve between two connecting rods, in regulating sleeve, be provided with screwed hole, the mode being threaded connection is connected two connecting rods with regulating sleeve, its beneficial effect is to pass through rotary regulating sleeve and the length of regulating pushing rod device, to adapt to the equipment of different size.The beneficial effect that locking nut is set in the junction of connecting rod and regulating sleeve is the push rod device that fixed adjustment puts in place, to prevent that its length from changing.
Spring is set on connecting rod, is in order to allow push rod device under free state, relies on the pulling force of spring and pulls hook rotate around fulcrum pin, to catch on the dodge gate of linking up with side.One end at spring arranges spring base, spring base is step-like and is enclosed within on connecting rod, on spring base, be provided with axial slide opening, spring base coordinates with rod slide, and spring base is installed in the hole or groove at baffle plate middle part, its beneficial effect is to be convenient to the spring of spring base end to fix, and allows the spring of the other end compress boss and promotes connecting rod and move in the slide opening of spring base.
One end at connecting rod is provided with jacking block, and it is originally external to allow jacking block stretch out, to move to hook end in order to allow the dodge gate of closing promote connecting rod by touching jacking block, between jacking block and connecting rod, be provided with regulating block, in regulating block, be provided with screwed hole, the mode being threaded connection is connected connecting rod with regulating block, its beneficial effect is to adjust the distance that jacking block stretches out body by rotation regulating block, with Indirect method, by compressing of dodge gate, allow the size of the hook anglec of rotation, to allow the dodge gate of opposite reach to hook, embrace firmly and discharge thoroughly.The beneficial effect that locking nut is set in the junction of connecting rod and regulating block is the jacking block that fixed adjustment puts in place, to prevent that its position from changing.
At the connecting rod other end, be provided with the bearing of offering yoke, and adopt the mode being threaded that bearing and connecting rod are linked into an integrated entity, its profitable fruit is to be convenient to, at the yoke position of bearing, fulcrum pin is set, adopt the mode coupling hook of yoke, the first fulcrum pin rotation of hook in yoke can be realized, the reliability of its connection can be guaranteed again.Bearing adopts the mode being threaded to be conducive to equally adjust the position of bearing with connecting rod, to adjust, links up with the distance of stretching out body.On hook, be provided with the first fulcrum pin and the second fulcrum pin, when hook is when the first fulcrum pin rotates, can change the distance that hook stretches out body; When hook is when the second fulcrum pin rotates, can change the coupler body of hook with respect to the angle of dodge gate, hook, simultaneously when the first fulcrum pin and the rotation of the second fulcrum pin, just can be realized its hook to dodge gate and embraces or discharge.
Inner side, interlocking hole at dodge gate is provided with the reinforcing rib that is convex, its effect is in order to strengthen and the intensity of linking up with the dodge gate of contact site, in order to reduce weight and to reduce material consumption, the dodge gate of drying cupboard equipment all adopts hollow-core construction and wall thickness thinner conventionally, reinforcing rib is set in the interlocking hole of dodge gate and can prevents from embracing destructive activity door because of the hook of hook.
Accompanying drawing explanation
Below in conjunction with the drawings and specific embodiments, the present invention is described in further detail.
Fig. 1 is basic structure schematic diagram of the present invention.
Fig. 2 is that the present invention is installed to the schematic diagram on drying cupboard equipment.
Fig. 3 is the structural representation of push rod device of the present invention
Fig. 4 is the sectional view of hook of the present invention while catching on dodge gate.
In figure, 10 for the body of equipment, 20 for the dodge gate of body, 30 for push rod device, 31 for the hook in push rod device, 32 for connecting rod, 33 for spring, 34 for spring base, 35 for jacking block, 36 for bearing, 37 for regulating sleeve, 38 for regulating block, 40, be the first fulcrum pin, 50 be the second fulcrum pin, 60 for the baffle plate on body, 70 for the holder on body, 80 for reinforcing rib, 90 be locking nut
A is that the interlocking hole, the C that on the boss that compresses spring, B dodge gate, offer are that elongate slots, the D offering on baffle plate is the yoke on bearing
The specific embodiment
As shown in Figures 1 to 4, the first specific embodiment of the present invention is: a kind of Double-door mutual-locking mechanism, be arranged on drying cupboard body 10, in the opposite of the both sides of drying cupboard body 10, the with gemel dodge gate 20 of two fans has been installed, for adapting to human engineering, the door hinge of two fan dodge gates 20 is separately positioned on the left and right sides of drying cupboard body 10, certainly, no matter the door hinge of two fan doors is positioned at the same side or the left and right sides, the present invention all can realize Double-door mutual-locking function to it.The bottom of the drying cupboard body between two fan dodge gates 20 is provided with two push rod device 30 that installation direction is contrary, two push rod device 30 comprise hook 31 respectively, jacking block 35, connecting rod 32 and spring 33, hook 31 and jacking block 35 are separately positioned on the two ends of push rod device 30 and stretch out outside the body 10 of drying cupboard, jacking block 35 is connected to one end of connecting rod 32 by regulating block 38, in regulating block 38, be provided with screwed hole, the mode being threaded connection is connected connecting rod 32 with regulating block 38, and use being connected of locking nut 90 stationary links 32 and regulating block 38, in the present embodiment, be provided with altogether the connecting rod 32 that two root architectures are identical, two connecting rods 32 are connected by regulating sleeve 37, regulating sleeve 37 is arranged between two connecting rods 32, in regulating sleeve 37, be provided with screwed hole, the mode that employing is threaded is connected to two connecting rods 32 on regulating sleeve 37, and use being connected of locking nut 90 stationary links 32 and regulating sleeve 37, spring 33 is enclosed within on connecting rod 32, one end of spring 33 is pressed on the boss A of regulating sleeve 37, the other end is arranged in spring base 34 and is pressed on baffle plate 60, it is criss-cross step-like and be enclosed within on connecting rod that spring base 34 is, in spring base 34, be provided with axial slide opening, to allow spring base 34 and connecting rod 32 keep being slidably matched, use screw baffle plate 60 to be fixed on the body 10 of drying cupboard, on baffle plate 60, offer the elongate slots C that clamps spring base 34, the Step Shaft of spring base 34 small ends can and be stuck in groove C through the elongate slots C arranging on baffle plate 60, hook 31 is connected to the other end of connecting rod 32 by bearing 36, one end at bearing 36 offers screwed hole, the mode that employing is threaded links into an integrated entity bearing 36 and connecting rod 32, and use being connected of locking nut 90 stationary links 32 and bearing 36, the other end at bearing 36 offers yoke D, by the first fulcrum pin 40, the root of the yoke of bearing and hook is hinged together, hook 31 is also hinged on the holder 70 of body by the second fulcrum pin 50 arranging at hook middle part simultaneously, use screw that holder 70 is pressed on body 10, hook 31 can rotate around the first fulcrum pin 40 and the second fulcrum pin 50 simultaneously, when hook 31 is when the first fulcrum pin 40 rotates, can change hook 31 distances of stretching out body 10, when hook 31 is when the second fulcrum pin 50 rotates, can change the coupler body of hook 31 with respect to the angle of dodge gate 20.Push rod device 30 is by connecting and be arranged on body 10 with baffle plate 60 and holder 70, the hook 31 at push rod device 30 two ends and jacking block 35 stretch out outside body 10 through the hole of body 10 both sides settings respectively, when the dodge gate 20 of body one side is opened, the jacking block end of push rod device 30 is not subject to compressing of dodge gate 20, now push rod device 30 is in free state, spring 33 just promotes push rod device 30 and moves to jacking block end under the effect of self elastic force, jacking block 35 is released outside body 10, and pull the hook 31 of the push rod device other end around the second fulcrum pin 50 rotations simultaneously, thereby drive hook coupler body to hook the dodge gate 20 of tight hook side, be that push rod device 30 is when free state, the hook 31 of push rod device one end puts in the interlocking hole B of dodge gate, firmly catch on dodge gate 20, the dodge gate 20 of hook side cannot be opened.When the dodge gate 20 of opposite is closed, the dodge gate 20 of closing compresses the wherein jacking block 35 of a push rod device, the pulling force that the connecting rod 32 that promotes to be connected with jacking block overcomes spring 33 moves to hook end, thereby promote hook 31 around the first and second fulcrum pin reverse rotations, until allow hook coupler body decontrol the hook dodge gate 20 of embracing completely, the dodge gate of hook side can be opened by operator.Know-why of the present invention is when the dodge gate 20 of a side is opened, the jacking block 35 of push rod device 20 one end is compressed, push rod device 30 in free state is under self spring-force driven dual of spring 33, just the hook 31 that promotes opposite side catches on the dodge gate 20 of this hook side, and the dodge gate 20 of linking up with side cannot be opened; While only having the dodge gate 20 of a side to close, the compressing of the dodge gate that the jacking block 35 of push rod device one end is closed just can promote push rod device 30 and move to hook end, promoting hook decontrols after the dodge gate 20 of institute's hooking, just can open the dodge gate of opposite, thereby realize, be positioned at the two-door interlocking in body opposite both sides.
In the present embodiment, two push rod device 30 have been arranged on the left and right sides of drying cupboard body 10 bottoms, two push rod device 30 arrange opposite direction on the body between two fan dodge gates 20, in present embodiment, the hinge of two fan dodge gates 20 is separately positioned on the left and right sides of drying cupboard body 10, therefore be arranged on the contrary push rod device 30 of two installation directions of body 10 left and right sides, bottom, its installation direction is: the hook 31 of push rod device is arranged on the hinged end far away of dodge gate 20, the jacking block 35 of push rod device is arranged on the nearly hinged end of dodge gate 20.Certainly, push rod device 30 can also be arranged on the optional position of upper and lower, the left and right of the body corresponding with dodge gate 20, as long as the installation direction of two push rod device 30 is contrary, and two ends all can touch the door body of dodge gate 20, two push rod device 30 can concentrated setting, also can divide and be arranged, as the left side at body arranges one, right side arranges one, and its implementation result is identical.
Present embodiment arranges two connecting rods 32 in each root push rod device 30, and regulating sleeve 37 is set between two connecting rods 32, at the interior screwed hole that arranges of regulating sleeve 37, the mode being threaded connection is connected two connecting rods 32 with regulating sleeve 37, the length of regulating pushing rod device 30 in order to pass through rotary regulating sleeve 37, to adapt to the equipment of different size.In like manner, present embodiment arranges bearing with threaded hole 36 and regulating block 38 at the two ends of connecting rod 32, by bearing 36 coupling hooks 31, by regulating block 38, connect jacking block 35, also be in order to facilitate the length of regulating pushing rod device 30 and the distance that drying cupboard body 10 is stretched out at push rod device two ends, it is the push rod device putting in place for fixed adjustment that locking nut 90 is set in each junction, to prevent that its length or distance from changing, certainly, the present invention also can not arrange separately jacking block 35, and directly connecting rod 32 is extended, allow the end of connecting rod 32 replace jacking block 35.In addition, the above-mentioned thread connecting mode that present embodiment adopts also can be replaced by the bayonet lock connected mode that mechanical field is conventional, and bayonet lock connected mode can realize length-adjustable function too.
In order to alleviate the weight of drying cupboard equipment, and reduce material consumption, two fan dodge gates 20 of present embodiment have all adopted hollow-core construction, and the wall thickness of door body is less than 5 millimeters, in order to prevent that the hook 31 of push rod device 30 from hooking bad dodge gate 20, present embodiment, in the B of the interlocking hole of two fan dodge gates 20, is provided with reinforcing rib 80, reinforcing rib 80 is convex, is specifically arranged on and the inner side of linking up with the 31 interlocking hole B that contact.
The two luxuriant and rich with fragrance drying cupboard that the present invention was suitable for or delivery window are arranged between two indoor functional areas of hospital disinfection supply center, two push rod device 30 that arrange by the present invention, in hardware setting, stopped the two-door possibility of all opening, contribute to realize the rigid isolation between hospital disinfection supply center adjacent functional district, prevented the cross-ventilation between adjacent functional district, thereby in article transmittance process, prevented that airborne bacterium and dust from channeling to the environment of adjacent internal contamination adjacent area, functional areas.