CN203081109U - Double door interlocking mechanism - Google Patents

Abstract

The utility model discloses a double door interlocking mechanism. The double door interlocking mechanism disclosed by the utility model comprises a body (10) and two movable doors (20) respectively arranged on two sides of the opposite surfaces of the body, wherein two push rod devices (30) are arranged on the body between the two movable doors; a hook (31) is arranged at one end of each push rod device and a jacking block (35) is arranged at the other end of the corresponding push rod device; and the two push rod devices are same in structure but opposite in arrangement direction. When the opposite movable door is closed, the closed cabinet door props against the jacking block (35) of one push rod device and pushes a connection rod (32) to move so as to loosen the hook at the other end of the push rod device from the door body, so that the opposite cabinet door is opened; and after the opposite cabinet door is opened, the opened door body does not prop against the push rod device and the push rod device pulls the hook at the other end via a spring (33) on the connection rod to hook the opposite door body. Therefore, the double door interlocking mechanism disclosed by the utility model has the advantages of guaranteeing that only one of two doors of the opposite surfaces of the body can be simultaneously opened, and realizing interlocking of the double doors.

Description

A kind of two-door mutual interlocking gear

Technical field

The utility model relates to a kind of two-door interlock, relates in particular to a kind of medical drying cupboard of hospital disinfection supply center and cabinet door switch mechanism of pass box of being applicable to, is applicable to the various with two-door equipment and facility of interlocking requirement, belongs to the 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, sterilization 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 by realize the transmission of article between adjacent two functional areas with two-door drying cupboard, pass box.In the article transmittance process, scurry the environment of adjacent internal contamination adjacent area, functional areas in order to prevent airborne bacterium and dust, so necessarily require the two-door of delivery window or two luxuriant and rich with fragrance equipment can realize interlocking, promptly on hardware setting, do not allow two-doorly all to open, to prevent the cross-ventilation between the adjacent functional district.In order to realize this requirement, existing two-door interlock mostly is electronic interlocking and mechanical interlocked two kinds, and there are problems such as the not high easy to wear and needs configuration lockset of complex structure, precision in traditional mechanical interlock; And electronic interlocking breaks down easily and have the problem of cutting off the power supply and losing efficacy.In order to address these problems, those skilled in the art have also carried out some improvement to two-door interlock, it as the patent No. 201120528875.0 Chinese utility model patent, a kind of two-door interlocking pass box is disclosed, comprise body, two be provided with the dodge gate of dead bolt and be located at first dodge gate and second dodge gate between the interlocking linkage; The interlocking linkage comprises two motion bars that intersect at fulcrum pin, two motion bar ends be provided with dead bolt on the corresponding lock pin of locked groove, 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 only is applicable to two-door door hinge and all is arranged on the two luxuriant and rich with fragrance equipment or the facility of the same side, the door that is opposite side is only conveniently opened with left hand, does not meet human engineering.And for example the patent No. is 200910306084.0 Chinese invention patent, 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 the lock body, and wherein slide core is vertically placed, and the lock pin level is installed in the slide core centre bore, guide rod disposes in pairs, each guide rod one end is installed in the lock body, and the other end is connected by connecting rod and corresponding door, paired guide rod in lock body, lay respectively at lock pin about, be provided with on the guide rod and the lock pin corresponding groove.Groove cooperates with lock pin is embedded, is embodied as interlocking between the guide rod that is provided with.This technology can realize the interlocking of the front and back door that connected, but need install connecting rod on door additional, and therefore its scope of application be restricted.

Summary of the invention

In order to solve the prior art above shortcomings, the utility model proposes a kind of two-door mutual interlocking gear, 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 of two push rod device is identical but orientation on body is opposite, when the dodge gate of opposite is closed, the cabinet door of closing promptly compresses the jacking block of a push rod device, the connecting rod of promotion push rod device moves and the hook of this push rod device other end is unclamped from the 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 spurs the other end by the spring that is provided with on the connecting rod hook hooks the door body of opposite, thereby two doors that guaranteed the body opposite can only be opened a door simultaneously, realize two-door interlocking.

The utility model solves its technical problem, and the technical scheme that is adopted is:A kind of two-door mutual interlocking gear, comprise body and be divided into two of body opposite both sides and fan with gemel dodge gate, its design feature is: be provided with two push rod device that installation direction is opposite on the body between the two fan dodge gates, two push rod device comprise connecting rod respectively, spring and hook, hook is arranged on an end of push rod device and is hinged together by first fulcrum pin with the bearing of interlinking lever end, also by on the holder that is hinged at second fulcrum pin that is provided with in the middle part of the hook at body, hook can rotate around first fulcrum pin and second fulcrum pin hook simultaneously; Spring is arranged on the connecting rod, and an end of spring is pressed on the boss at connecting rod middle part, and the other end is pressed on the baffle plate of 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 hook dodge gate; The dodge gate of other end touching opposite.

Above-mentioned two-door mutual interlocking gear is provided with two connecting rods altogether on each root push rod device, be provided with regulating sleeve between two connecting rods, by regulating sleeve two connecting rods is fused, and the end of regulating sleeve promptly is the boss that compresses spring.

Above-mentioned two-door mutual interlocking gear adopts screw to connect or the mode of welding is fixed on baffle plate on the body, offers porose on baffle plate or elongate slots.

Above-mentioned two-door mutual interlocking gear, spring is enclosed within on the connecting rod by its endoporus, end at spring is provided with spring base, spring base is arranged between spring and the baffle plate, spring base is step-like and is enclosed within on the connecting rod, be provided with axial slide opening in spring base, spring base and connecting rod are slidingly matched, and the small end step axle of spring base passes the hole at baffle plate middle part or groove and spring base is stuck in the hole or elongate slots in the baffle plate.

Above-mentioned two-door mutual interlocking gear is provided with screwed hole in regulating sleeve, by the mode that is threaded two connecting rods and regulating sleeve are fused, and use being connected of locking nut stationary links and regulating sleeve.

Above-mentioned two-door mutual interlocking gear is provided with jacking block at an end of connecting rod, adopts to be threaded or the bayonet lock ways of connecting is fastened on an end of connecting rod with jacking block and stretches out that this is external, with the touching dodge gate.

Above-mentioned two-door mutual interlocking gear is provided with regulating block between jacking block and connecting rod, be provided with screwed hole in regulating block, by the mode that is threaded connecting rod and regulating block is fused, and uses being connected of locking nut stationary links and regulating block.

Above-mentioned two-door mutual interlocking gear is provided with bearing at the other end of connecting rod, offers screwed hole at an end of bearing, adopts the mode that is threaded that bearing and connecting rod are linked into an integrated entity, and being connected of use locking nut stationary links and bearing; The other end of bearing offers yoke, by first fulcrum pin yoke of bearing and the root of hook is hinged together.

Above-mentioned two-door mutual interlocking gear in the interlocking hole of dodge gate, is provided with reinforcing rib, and reinforcing rib is convex, is arranged on and links up with the inboard in contacted interlocking hole.

Compared with prior art, the beneficial effects of the utility model are:Because the utility model is provided with two root architectures between two dodge gates of body opposite both sides identical, the push rod device that installation direction is opposite, one end of two push rod device is hooks, the other end is a 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 during in free state, rely on the elastic force promotion push rod device of spring to move to the jacking block end, jacking block is released originally external, and the pulling hook rotates around fulcrum pin simultaneously, until allowing the hook coupler body collude 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 hook dodge gate, and the dodge gate of hook side can't be opened.When the dodge gate of opposite is closed, the dodge gate of closing promptly 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 the fulcrum pin reverse rotation, until allowing the hook coupler body decontrol the dodge gate of embracing that colludes fully.When the dodge gate of a side is opened, the jacking block of push rod device is compressed, the push rod device that is in free state is under the effect of spring self spring force, just the hook that promotes opposite side hooks the dodge gate of this hook side, the dodge gate of hook side can't be opened, when promptly having only the dodge gate of a side to close, just can open the dodge gate of opposite, thereby realize the body two-door interlocking in opposite both sides.

Two connecting rods are set on each root push rod device, and between two connecting rods, be provided with regulating sleeve, in regulating sleeve, be provided with screwed hole, by the mode that is threaded two connecting rods and regulating sleeve are fused, its beneficial effect is the length that can regulate push rod device by rotary regulating sleeve, 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 of fixedly adjusting to the right place, changes to prevent its length.

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 spurs hook and rotate around fulcrum pin, to hook the dodge gate of hook side.End at spring is provided with spring base, spring base is step-like and is enclosed within on the connecting rod, on spring base, be provided with axial slide opening, spring base and connecting rod are slidingly matched, 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 is fixed, and allows the spring of the other end compress boss and promotes connecting rod and move in the slide opening of spring base.

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 to promote connecting rod by the touching jacking block, between jacking block and connecting rod, be provided with regulating block, in regulating block, be provided with screwed hole, by the mode that is threaded connecting rod and regulating block are fused, its beneficial effect is to adjust the distance that jacking block stretches out body by the rotation regulating block, allow the size of the hook anglec of rotation with indirect adjustment by compressing of dodge gate, embrace firmly and discharge thoroughly so that allow the dodge gate of opposite reach to collude.The beneficial effect that locking nut is set in the junction of connecting rod and regulating block is the jacking block of fixedly adjusting to the right place, changes to prevent its position.

Be provided with the bearing of offering yoke at the connecting rod other end, and adopt the mode that is threaded that bearing and connecting rod are linked into an integrated entity, its profitable fruit is to be convenient at the yoke position of bearing fulcrum pin is set, adopt the mode coupling hook of yoke, first fulcrum pin rotation in yoke can be realized linking up with, the reliability of its connection can be guaranteed again.Bearing adopts the mode that is threaded to help adjusting the position of bearing equally with connecting rod, links up with the distance of stretching out body to adjust.On hook, be provided with first fulcrum pin and second fulcrum pin,, can change the distance that hook stretches out body when linking up with when first fulcrum pin rotates; When hook when second fulcrum pin rotates, the coupler body that can change hook is with respect to the angle of dodge gate, promptly hook just can be realized its colluding armful or release dodge gate simultaneously when first fulcrum pin and second fulcrum pin rotate.

Inboard, interlocking hole at dodge gate is provided with the reinforcing rib that is convex, its effect is in order to strengthen and link up with the intensity of 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 usually, reinforcing rib is set in the interlocking hole of dodge gate can prevents to embrace the destructive activity door because of colluding of hook.

Description of drawings

Below in conjunction with the drawings and specific embodiments the utility model is described in further detail.

Fig. 1 is a basic structure schematic diagram of the present utility model.

Fig. 2 is that the utility model is installed to the schematic diagram on the drying cupboard equipment.

Fig. 3 is the structural representation of the utility model push rod device

Fig. 4 is the sectional view of hook of the present utility model when hooking dodge gate.

Among the figure, 10 for the body of equipment, 20 for the dodge gate of body, 30 for push rod device, 31 for the hook on the 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 be that first fulcrum pin, 50 is that second fulcrum pin, 60 is locking nut for reinforcing rib, 90 for the holder on the body, 80 for the baffle plate on the body, 70 for regulating block, 40

A is that the interlocking hole, the C that offer on the boss that compresses spring, the B dodge gate are that elongate slots, the D that offers on the baffle plate is the yoke on the bearing

The specific embodiment

As shown in Figures 1 to 4, first kind of specific embodiment of the present utility model is: a kind of two-door mutual interlocking gear, be installed on the drying cupboard body 10, on 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 utility model all can be realized two-door interlock 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 opposite, 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 an end of connecting rod 32 by regulating block 38, in regulating block 38, be provided with screwed hole, by the mode that is threaded connecting rod 32 and regulating block 38 are fused, and use being connected of locking nut 90 stationary links 32 and regulating block 38, in the present embodiment, be provided with the identical connecting rod of two root architectures 32 altogether, two connecting rods 32 fuse 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 two connecting rods 32 on the regulating sleeve 37, and use being connected of locking nut 90 stationary links 32 and regulating sleeve 37, spring 33 is enclosed within on the connecting rod 32, one end of spring 33 is pressed on the boss A of regulating sleeve 37, the other end is installed in the spring base 34 and is pressed on the baffle plate 60, it is criss-cross step-like and be enclosed within on the connecting rod that spring base 34 is, in spring base 34, be provided with axial slide opening, so that allow spring base 34 and connecting rod 32 keep being slidingly 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 axle of spring base 34 small ends can pass the elongate slots C that is provided with on the baffle plate 60 and be stuck in the groove C, hook 31 is connected to the other end of connecting rod 32 by bearing 36, 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 uses being connected of locking nut 90 stationary links 32 and bearing 36; The other end at bearing 36 offers yoke D, by first fulcrum pin 40 yoke of bearing and the root of hook are hinged together, hook 31 is simultaneously also by on the holder 70 that is hinged at second fulcrum pin 50 that is provided with in the middle part of the hook at body, use screw that holder 70 is pressed on the body 10, hook 31 can rotate around first fulcrum pin 40 and second fulcrum pin 50 simultaneously, when linking up with 31 when first fulcrum pin 40 rotates, can change hook 31 distances of stretching out body 10; When linking up with 31 when second fulcrum pin 50 rotates, can change the angle of the coupler body of hook 31 with respect to dodge gate 20.Push rod device 30 is installed on the body 10 by connecting with baffle plate 60 and holder 70, the hook 31 at push rod device 30 two ends and jacking block 35 pass the hole of body 10 both sides setting respectively and stretch out outside the body 10, when the dodge gate 20 of body one side is opened, the jacking block end of push rod device 30 is not subjected to compressing of dodge gate 20, this moment, push rod device 30 was in free state, spring 33 just promotes push rod device 30 and moves to the jacking block end under the effect of self elastic force, jacking block 35 is released outside the body 10, and the hook 31 that spurs the push rod device other end simultaneously rotates around second fulcrum pin 50, thereby drive the hook coupler body and collude 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 promptly puts in the interlocking hole B of dodge gate, firmly hook dodge gate 20, the dodge gate 20 of hook side can't be opened.When the dodge gate 20 of opposite is closed, the dodge gate 20 of closing promptly 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 allowing the hook coupler body decontrol the dodge gate of embracing 20 that colludes fully, allow the dodge gate of hook side the person of being operated open.Know-why of the present utility model is when the dodge gate 20 of a side is opened, the jacking block 35 of push rod device 20 1 ends is compressed, the push rod device 30 that is in free state is under self spring force effect of spring 33, just the hook 31 that promotes opposite side hooks the dodge gate 20 of this hook side, and the dodge gate 20 of hook side can't be opened; When having only 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, after promoting the dodge gate 20 of the hook relieving extension that colludes, just can open the dodge gate of opposite, thereby realize being positioned at the two-door interlocking in body opposite both sides.

In the present embodiment, two push rod device 30 have been installed in the left and right sides of drying cupboard body 10 bottoms, two push rod device 30 on the bodies between the two fan dodge gates 20 that direction is set is opposite, because in the present embodiment, the hinge of two fan dodge gates 20 is separately positioned on the left and right sides of drying cupboard body 10, so be arranged on the opposite push rod device 30 of two installation directions of the left and right sides, body 10 bottom, its installation direction is: the hook 31 of push rod device is arranged on the hinged end far away of dodge gate 20, and 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 installed in dodge gate 20 corresponding bodies upper and lower, about the optional position, as long as the installation direction of two push rod device 30 is opposite, and the door body that two ends all can touch dodge gate 20 gets final product, two push rod device 30 can be concentrated setting, also can divide to be arranged, and are provided with one as the left side at body, the right side is provided with one, and its implementation result is identical.

Present embodiment is provided with two connecting rods 32 on each root push rod device 30, and regulating sleeve 37 is set between two connecting rods 32, in regulating sleeve 37, screwed hole is set, by the mode that is threaded two connecting rods 32 and regulating sleeve 37 are fused, be in order to regulate the length of push rod device 30 by rotary regulating sleeve 37, to adapt to the equipment of different size.In like manner, present embodiment is provided with bearing with threaded hole 36 and regulating block 38 at the two ends of connecting rod 32, by bearing 36 coupling hooks 31, connect jacking block 35 by regulating block 38, also be to regulate the length of push rod device 30 and the distance that drying cupboard body 10 is stretched out at the push rod device two ends for convenience, locking nut 90 be set be push rod device in order fixedly to adjust to the right place in each junction, to prevent that its length or distance from changing, certainly, the utility model also can not be provided with jacking block 35 separately, and directly connecting rod 32 is prolonged, 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 mechanical field bayonet lock connected mode commonly used, and the bayonet lock connected mode can realize length-adjustable function too.

In order to alleviate the weight of drying cupboard equipment, and minimizing 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, for the hook 31 that prevents push rod device 30 colludes bad dodge gate 20, present embodiment is provided with reinforcing rib 80 in the interlocking hole B of two fan dodge gates 20, reinforcing rib 80 is convex, specifically is arranged on and links up with the inboard of 31 contacted interlocking hole B.

Two luxuriant and rich with fragrance drying cupboard that the utility model was suitable for or delivery window are installed between the two indoor functional areas of hospital disinfection supply center, two push rod device 30 by the utility model setting, promptly on hardware setting, stopped the two-door possibility of all opening, help to realize the rigid isolation between the hospital disinfection supply center adjacent functional district, prevented the cross-ventilation between the adjacent functional district, thereby prevented that in the article transmittance process airborne bacterium and dust from scurrying adjacent internal contamination adjacent area, functional areas.

Claims (9)

1. two-door mutual interlocking gear, comprise body (10) and be divided into two of body opposite both sides and fan with gemel dodge gates (20), it is characterized in that: on the body between the two fan dodge gates, be provided with two push rod device (30) that installation direction is opposite, two push rod device (30) comprise connecting rod (32) respectively, spring (33) and hook (31), hook (31) is arranged on an end of push rod device (30) and is hinged together by first fulcrum pin (40) with the bearing of interlinking lever end, also by on the holder (70) that is hinged at second fulcrum pin (50) that is provided with in the middle part of the hook at body, hook (31) can rotate around first fulcrum pin (40) and second fulcrum pin (50) hook (31) simultaneously; Spring (33) is arranged on the connecting rod (32), and an end of spring (33) is pressed on the boss (A) at connecting rod (32) middle part, and the other end is pressed on the baffle plate of fixing with body (60); All stretch out outside the body (10) at the two ends of push rod device (30), and the hook end of stretching out body can put in the interlocking hole (B) of the dodge gate after closing, to hook dodge gate (20); The dodge gate (20) of other end touching opposite.

2. a kind of two-door mutual interlocking gear according to claim 1, it is characterized in that: on each root push rod device (30), be provided with two connecting rods (32) altogether, between two connecting rods (32), be provided with regulating sleeve (37), by regulating sleeve (37) two connecting rods (32) are fused, the end of regulating sleeve (37) promptly is the boss (A) that compresses spring.

3. a kind of two-door mutual interlocking gear according to claim 1 is characterized in that: adopt the mode of screw connection or welding that baffle plate (60) is fixed on the body (10), offer porose on baffle plate (10) or elongate slots (C).

4. according to claim 1 or 3 described a kind of two-door mutual interlocking gears, it is characterized in that: spring (33) is enclosed within on the connecting rod (32) by its endoporus, end at spring (33) is provided with spring base (34), spring base (34) is arranged between spring (33) and the baffle plate (60), spring base (34) is step-like and is enclosed within on the connecting rod (32), in spring base (34), be provided with axial slide opening, spring base (34) and connecting rod (32) are slidingly matched, and the small end step axle of spring base (34) passes the hole at baffle plate middle part or elongate slots (C) and spring base (34) is stuck in the hole or elongate slots (C) in the baffle plate (60).

5. a kind of two-door mutual interlocking gear according to claim 2, it is characterized in that: in regulating sleeve (37), be provided with screwed hole, by the mode that is threaded two connecting rods (32) and regulating sleeve (37) are fused, and use locking nut (90) stationary links (32) and regulating sleeve (37).

6. a kind of two-door mutual interlocking gear according to claim 1 and 2, it is characterized in that: the end at connecting rod (32) is provided with jacking block (35), employing is threaded or the bayonet lock ways of connecting is fastened on an end of connecting rod (32) with jacking block (35) and stretches out outside the body (10), with touching dodge gate (20).

7. a kind of two-door mutual interlocking gear according to claim 6, it is characterized in that: between jacking block (35) and connecting rod (32), be provided with regulating block (38), in regulating block (38), be provided with screwed hole, by the mode that is threaded connecting rod (32) and regulating block (38) are fused, and use locking nut (90) stationary links (32) and regulating block (38).

8. a kind of two-door mutual interlocking gear according to claim 1, it is characterized in that: the other end at connecting rod (32) is provided with bearing (36), 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 uses locking nut (90) stationary links (32) and bearing (36); The other end of bearing (36) offers yoke (D), by first fulcrum pin (40) yoke of bearing and the root of hook is hinged together.

9. a kind of two-door mutual interlocking gear according to claim 1, it is characterized in that: in the interlocking hole of dodge gate (20) (B), be provided with reinforcing rib (80), reinforcing rib (80) is convex, is arranged on and links up with the inboard in (31) contacted interlocking hole (B).

Images