CN110306891A - A kind of limited support bar with self-locking function - Google Patents
A kind of limited support bar with self-locking function Download PDFInfo
- Publication number
- CN110306891A CN110306891A CN201910451828.1A CN201910451828A CN110306891A CN 110306891 A CN110306891 A CN 110306891A CN 201910451828 A CN201910451828 A CN 201910451828A CN 110306891 A CN110306891 A CN 110306891A
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- China
- Prior art keywords
- guide rod
- secondary guide
- card hole
- rod
- leading
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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- 238000000034 method Methods 0.000 claims abstract description 11
- 230000008569 process Effects 0.000 claims abstract description 7
- 230000000694 effects Effects 0.000 claims description 7
- 230000007246 mechanism Effects 0.000 claims description 5
- 238000005452 bending Methods 0.000 claims description 4
- 125000006850 spacer group Chemical group 0.000 claims description 3
- 238000009434 installation Methods 0.000 abstract description 6
- 230000002730 additional effect Effects 0.000 abstract description 2
- 230000009286 beneficial effect Effects 0.000 abstract description 2
- 238000010586 diagram Methods 0.000 description 13
- 230000003993 interaction Effects 0.000 description 9
- 230000006872 improvement Effects 0.000 description 6
- 238000005457 optimization Methods 0.000 description 5
- 230000004044 response Effects 0.000 description 2
- 230000008901 benefit Effects 0.000 description 1
- 230000003139 buffering effect Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
Classifications
-
- E—FIXED CONSTRUCTIONS
- E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
- E05C—BOLTS OR FASTENING DEVICES FOR WINGS, SPECIALLY FOR DOORS OR WINDOWS
- E05C17/00—Devices for holding wings open; Devices for limiting opening of wings or for holding wings open by a movable member extending between frame and wing; Braking devices, stops or buffers, combined therewith
- E05C17/02—Devices for holding wings open; Devices for limiting opening of wings or for holding wings open by a movable member extending between frame and wing; Braking devices, stops or buffers, combined therewith by mechanical means
- E05C17/04—Devices for holding wings open; Devices for limiting opening of wings or for holding wings open by a movable member extending between frame and wing; Braking devices, stops or buffers, combined therewith by mechanical means with a movable bar or equivalent member extending between frame and wing
- E05C17/30—Devices for holding wings open; Devices for limiting opening of wings or for holding wings open by a movable member extending between frame and wing; Braking devices, stops or buffers, combined therewith by mechanical means with a movable bar or equivalent member extending between frame and wing of extensible, e.g. telescopic, construction
-
- E—FIXED CONSTRUCTIONS
- E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
- E05Y—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES E05D AND E05F, RELATING TO CONSTRUCTION ELEMENTS, ELECTRIC CONTROL, POWER SUPPLY, POWER SIGNAL OR TRANSMISSION, USER INTERFACES, MOUNTING OR COUPLING, DETAILS, ACCESSORIES, AUXILIARY OPERATIONS NOT OTHERWISE PROVIDED FOR, APPLICATION THEREOF
- E05Y2900/00—Application of doors, windows, wings or fittings thereof
- E05Y2900/10—Application of doors, windows, wings or fittings thereof for buildings or parts thereof
- E05Y2900/13—Type of wing
- E05Y2900/132—Doors
-
- E—FIXED CONSTRUCTIONS
- E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
- E05Y—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES E05D AND E05F, RELATING TO CONSTRUCTION ELEMENTS, ELECTRIC CONTROL, POWER SUPPLY, POWER SIGNAL OR TRANSMISSION, USER INTERFACES, MOUNTING OR COUPLING, DETAILS, ACCESSORIES, AUXILIARY OPERATIONS NOT OTHERWISE PROVIDED FOR, APPLICATION THEREOF
- E05Y2900/00—Application of doors, windows, wings or fittings thereof
- E05Y2900/10—Application of doors, windows, wings or fittings thereof for buildings or parts thereof
- E05Y2900/13—Type of wing
- E05Y2900/148—Windows
-
- E—FIXED CONSTRUCTIONS
- E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
- E05Y—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES E05D AND E05F, RELATING TO CONSTRUCTION ELEMENTS, ELECTRIC CONTROL, POWER SUPPLY, POWER SIGNAL OR TRANSMISSION, USER INTERFACES, MOUNTING OR COUPLING, DETAILS, ACCESSORIES, AUXILIARY OPERATIONS NOT OTHERWISE PROVIDED FOR, APPLICATION THEREOF
- E05Y2900/00—Application of doors, windows, wings or fittings thereof
- E05Y2900/50—Application of doors, windows, wings or fittings thereof for vehicles
- E05Y2900/512—Application of doors, windows, wings or fittings thereof for vehicles for recreational vehicles
-
- E—FIXED CONSTRUCTIONS
- E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
- E05Y—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES E05D AND E05F, RELATING TO CONSTRUCTION ELEMENTS, ELECTRIC CONTROL, POWER SUPPLY, POWER SIGNAL OR TRANSMISSION, USER INTERFACES, MOUNTING OR COUPLING, DETAILS, ACCESSORIES, AUXILIARY OPERATIONS NOT OTHERWISE PROVIDED FOR, APPLICATION THEREOF
- E05Y2900/00—Application of doors, windows, wings or fittings thereof
- E05Y2900/50—Application of doors, windows, wings or fittings thereof for vehicles
- E05Y2900/53—Type of wing
- E05Y2900/531—Doors
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Gates (AREA)
Abstract
The invention discloses a kind of limited support bar with self-locking function, leading rod and secondary guide rod including the sliding that cooperates offer leading rod card hole on the side wall of the leading rod immediately below star rotor.The movable end medial surface of the pair guide rod is installed with baffle, and secondary guide rod card hole is offered on the side wall of the secondary guide rod of leading rod card hole the same side.The baffle, star rotor match with leading rod card hole, secondary guide rod card hole respectively.The beneficial effects of the present invention are: the configuration of the present invention is simple, installation is easy, and easy to use, and cost is relatively low.The present invention is pure mechanic structure, good reliability.A kind of limited support bar with self-locking function provided by the invention, locking and unlocking process are acted by the ordinary tap door of push-and-pull door body and are realized, no other additionals movement operates extremely simple.
Description
Technical field
The present invention relates to a kind of support rod, specially a kind of limited support bar with self-locking function belongs to car emergency
Door limited support bar applied technical field.
Background technique
Support rod is a kind of industry accessories that can play the functions such as buffering, braking, support, height and angular adjustment, is answered
It is more with field.Car escape door is because of its special functional requirement, it is desirable to be able to quickly open, and remain at most after opening
Aperture will not be closed because of applied external force and easily or be reduced to big open position.
The patent of Publication No. CN205370198U discloses a kind of hatch door, window can adjust limited support bar, including be used for
It is fixedly connected with the support rod main body of hatch door frame or window frame, the support rod main body includes sliding sleeve, slide bar and positioning lockable mechanism；Institute
Slide bar is stated to be slidably connected in sliding sleeve and with the sliding sleeve；The sliding sleeve surface is provided with the slide opening of connection；The positioning locking
Mechanism is connect with the slide bar, for the slide bar to be locked to any position of slide opening stroke.It can be square by the utility model
Just the opening angle of hatch door, window is adjusted.The patent is compared with the present invention, without self-locking and from return function, and there is
Locking and unlock operate comparatively laborious, complicated problem.
In existing dazzling support rod product, there is presently no the supports for meeting car escape door handling characteristics
Although bar, some of them support rod can be realized limit function, but structure too complex, cannot achieve installation on car,
And price is more expensive；Also the support rod locking of some locking functions and unlocking process are more troublesome, are not suitable for escape door
Quick response feature in the case of emergency escape.
Summary of the invention
The object of the invention is that although can be realized limit function to solve some existing support rods, but tie
Structure too complex cannot achieve installation on car, and price is more expensive, and there are also the support rod lockings of some locking functions
And unlocking process is more troublesome, the problem of the quick response feature being not suitable in the case of escape door emergency escape, and proposes one kind
Have the function of that structure is simple, it is self-locking to have and operates readily mechanical limited support bar from return and locking and unlock.
The purpose of the present invention can be achieved through the following technical solutions: a kind of limited support bar with self-locking function, packet
The leading rod and secondary guide rod, the movable end medial surface of the leading rod for including the sliding that cooperates are connected with star rotor, star
Leading rod card hole is offered on the side wall of leading rod immediately below shape rotor；
The movable end medial surface of the pair guide rod is installed with baffle, positioned at the side wall of the secondary guide rod of leading rod card hole the same side
On offer secondary guide rod card hole；
The baffle, star rotor match with leading rod card hole, secondary guide rod card hole respectively；
The cross section of the leading rod is groove type, and the cross section of the secondary guide rod is the "convex" shaped knot of lower openings
Structure, the pair guide rod is set in the inside of leading rod, and secondary guide rod is slidably connected with leading rod.
The star rotor is riveted by rivet and leading rod activity, and modeling is equipped between the leading rod and star rotor
Backing strap piece；
The fixing end of the leading rod is fixedly connected by hold-down support with door-plate or doorframe, and the fixation of the secondary guide rod
End is fixedly connected by hold-down support with doorframe or door-plate.
Further technological improvement of the invention is: the fixing end of the leading rod offers leading rod fixation hole, described
The fixing end of secondary guide rod offers secondary guide fixing hole.
Further technological improvement of the invention is: the axle center of the star rotor leading rod card hole on the whole hang down
It delivers directly shadow to be overlapped with the center of leading rod card hole, the length of the leading rod card hole is adapted with the outer diameter of star rotor, and main
Guide rod card hole width is not less than twice of star rotor thickness.
Further technological improvement of the invention is: the length of the pair guide rod card hole is bigger than the length of leading rod card hole
1.5-2.5mm, and the width of secondary guide rod card hole is equal with the width of leading rod card hole, the edge of the pair guide rod card hole is led away from pair
The shortest distance between the end of bar movable end is equal with the maximum distance between end of the baffle away from secondary guide rod movable end.
Further technological improvement of the invention is: the baffle is after opening up U-shaped mouth in secondary guide rod card hole, by U-shaped mouth
A right-angle structure is bent into be formed.
Further technological improvement of the invention is: the hold-down support is L-type bending plate, and hold-down support one end passes through
Fixing bolt is fixedly connected with door-plate or with doorframe, and the hold-down support other end is connect by pin shaft with leading rod or secondary guide rod, institute
The outer end for stating pin shaft carries out locking with split pin.
The design of leading rod, the Design of length of secondary guide rod card hole and position is to keep star rotor more preferable in this support rod
Realize rotation, the star rotor in this support rod is at least three corner angle and can be around the star knot that rivet is rotated
Structure, such as quadrangle is starlike, triangle is starlike, Five-pointed star.Star rotor during rotation can be with baffle, secondary guide rod card hole in this way
Between form locked point, avoid it because continuing to rotate in the case of inertia or external force, realize locking effect.
Further technological improvement of the invention is: the application method of the limited support bar specifically includes the following steps:
Step 1: the leading rod being set-located, secondary guide rod are mounted on escape door, i.e., led to the fixing end of leading rod
It crosses fixing bolt to connect with doorframe, the fixing end of secondary guide rod is connected by fixing bolt and door-plate；
Step 2: as escape door is opened to close to opening angle maximum position, secondary guide rod follows door-plate to continue to stretch, i.e.,
Slideslip to the left, when the baffle on secondary guide rod touches star rotor, secondary guide rod card hole, leading rod card hole are connected at this time,
The pulling force of secondary guide rod drives star rotor to rotate counterclockwise, and a corner angle of star rotor resist baffle, another corner angle successively
After being inserted into secondary guide rod card hole, leading rod card hole, locked point E and locked point F is formed, to realize locking, secondary guide rod cannot continue
Sliding, escape door reach maximum opening；
Step 3: after escape door reaches maximum opening, when door-plate stress, then door-plate forces in secondary guide rod, makes it to the right
It slides, the EDGE CONTACT of the secondary guide rod card hole below secondary guide rod then drives star rotor to rotate counterclockwise, star to star rotor
After the two neighboring corner angle of rotor are fully inserted into the secondary guide rod card hole of coincidence, leading rod card hole, the length and star of leading rod card hole
The outer diameter of shape rotor is adapted, and forms locked point G and locked point H, to realize locking, secondary guide rod cannot continue to slide, and is answered
Anxious door is defined in this open position, can not be closed again；The open position of escape door is close to maximum opening position at this time；
Step 4: when needing to close escape door, then pulling door-plate along enabling direction, and secondary guide rod is driven to slide to the left, when
It when baffle on secondary guide rod touches star rotor, then drives star rotor to rotate counterclockwise, is total in locked point I, locked point J
Under same-action, mechanism locking, secondary guide rod cannot continue to slide to the left, and opposite direction pushes door-plate at this time, and secondary guide rod is driven to slide to the right
It is dynamic, when secondary guide rod card hole EDGE CONTACT below secondary guide rod is to star rotor, then drives star rotor to rotate counterclockwise, work as star
Rotor further rotates, and can not form the locking to secondary guide rod, and secondary guide rod then continues to slide to the right, until escape door is complete
Close, can then be repeated when opening the door next time more than locking and unlocking process, realize limiting from the locking of return type on the door
Bit function.
Compared with prior art, the beneficial effects of the present invention are:
1, the configuration of the present invention is simple, installation are easy, and easy to use, and cost is relatively low.
2, the present invention is pure mechanic structure, good reliability.
3, a kind of limited support bar with self-locking function provided by the invention, locking and unlocking process, by pushing away
The ordinary tap door of sliding door body, which acts, to be realized, no other additionals movement operates extremely simple.
4, the present invention is also applied to various fields other than applying on car escape door as components, such as other
The check etc. of door, window etc..Firm and durable of the present invention has good social benefit, is suitble to promote the use of.
Detailed description of the invention
In order to facilitate the understanding of those skilled in the art, the present invention will be further described below with reference to the drawings.
Fig. 1 is overall structure main view of the present invention.
Fig. 2 is the whole rearview of the present invention.
Fig. 3 is A-A cross-sectional view in Fig. 1.
Fig. 4 is B-B cross-sectional view in Fig. 1.
Fig. 5 is the rearview of the leading rod in the present invention.
Fig. 6 is the bottom view of the leading rod in the present invention.
Fig. 7 is C-C cross-sectional view in Fig. 5.
Fig. 8 is the rearview of the secondary guide rod in the present invention.
Fig. 9 is the bottom view of the secondary guide rod in the present invention.
Figure 10 is D-D cross-sectional view in Fig. 8.
Figure 11 is that leading rod and door-plate pass through hold-down support connection schematic diagram in the present invention.
Figure 12 is present invention installation escape door closed mode schematic diagram.
Figure 13 is present invention installation escape door opening state schematic diagram.
Figure 14 is leading rod of the present invention and secondary guide rod interaction schematic diagram one.
Figure 15 is leading rod of the present invention and secondary guide rod interaction schematic diagram two.
Figure 16 is leading rod of the present invention and secondary guide rod interaction schematic diagram three.
Figure 17 is leading rod of the present invention and secondary guide rod interaction schematic diagram four.
Figure 18 is leading rod of the present invention and secondary guide rod interaction schematic diagram five.
Figure 19 is leading rod of the present invention and secondary guide rod interaction schematic diagram six.
Figure 20 is leading rod of the present invention and secondary guide rod interaction schematic diagram seven.
Figure 21 is leading rod of the present invention and secondary guide rod interaction schematic diagram eight.
In figure: 1, leading rod；11, leading rod fixation hole；12, rivet；13, star rotor；14, plastic spacer；15, it dominates
Bar card hole；2, secondary guide rod；21, secondary guide fixing hole；22, baffle；23, secondary guide rod card hole；3, hold-down support；31, pin shaft；32,
Split pin；4, door-plate；5, doorframe；6, fixing bolt.
Specific embodiment
Technical solution of the present invention is clearly and completely described below in conjunction with embodiment, it is clear that described reality
Applying example is only a part of the embodiment of the present invention, instead of all the embodiments.Based on the embodiments of the present invention, this field is general
Logical technical staff all other embodiment obtained without creative efforts belongs to what the present invention protected
Range.
It please refers to shown in Fig. 1-2 1, a kind of limited support bar with self-locking function, including the leading of the sliding that cooperates
Bar 1 and secondary guide rod 2, the movable end medial surface of leading rod 1 are connected with star rotor 13, leading immediately below star rotor 13
Leading rod card hole 15 is offered on the side wall of bar 1；
The movable end medial surface of secondary guide rod 2 is installed with baffle 22, positioned at the side of the secondary guide rod 2 of 15 the same side of leading rod card hole
Secondary guide rod card hole 23 is offered on wall, is cooperated by baffle 22, star rotor 13 and leading rod card hole 15, secondary guide rod card hole 23,
Realize the locking between leading rod 1 and secondary guide rod 2 or unlock；
Baffle 22, star rotor 13 match with leading rod card hole 15, secondary guide rod card hole 23 respectively；
The cross section of leading rod 1 is groove type, and the cross section of secondary guide rod 2 is the "convex" shaped structure of lower openings, secondary
Guide rod 2 is set in the inside of leading rod 1, and secondary guide rod 2 is slidably connected with leading rod 1, and secondary guide rod 2 is set in the interior of leading rod 1
Portion carries out free to slide.
Star rotor 13 is riveted by rivet 12 and 1 activity of leading rod, rotates star rotor 13 around rivet 12,
And plastic spacer 14 is equipped between leading rod 1 and star rotor 13；
The fixing end of leading rod 1 is fixedly connected by hold-down support 3 with door-plate 4 or doorframe 5, and the fixing end of secondary guide rod 2
It is fixedly connected by hold-down support 3 with doorframe 5 or door-plate 4.
As a kind of technical optimization scheme of the invention, the fixing end of leading rod 1 offers leading rod fixation hole 11, and pair is led
The fixing end of bar 2 offers secondary guide fixing hole 21.
As a kind of technical optimization scheme of the invention, the axle center of star rotor 13 in leading rod card hole 15 on the whole
Upright projection is overlapped with the center of leading rod card hole 15, i.e. L1=L2 in Fig. 5 and Fig. 6, the length and star of leading rod card hole 15
The outer diameter of shape rotor 13 is adapted, and 15 width of leading rod card hole is not less than twice of 13 thickness of star rotor.
As a kind of technical optimization scheme of the invention, the length of secondary guide rod card hole 23 is bigger than the length of leading rod card hole 15
1.5-2.5mm, and the width of secondary guide rod card hole 23 is equal with the width of leading rod card hole 15, the edge of secondary guide rod card hole 23 is away from pair
The maximum distance phase between the shortest distance and end of the baffle 22 away from secondary 2 movable end of guide rod between the end of 2 movable end of guide rod
Deng the edge of secondary guide rod card hole 23 is away from the shortest distance L4 between the end of secondary 2 movable end of guide rod, with baffle 22 away from secondary guide rod 2
Maximum distance L3 between the end of movable end is equal, such as L3=L4 in Fig. 8 and Fig. 9.
As a kind of technical optimization scheme of the invention, baffle 22 is after opening up U-shaped mouth in secondary guide rod card hole 23, will be U-shaped
Mouth is bent into a right-angle structure and is formed.
As a kind of technical optimization scheme of the invention, hold-down support 3 is L-type bending plate, and 3 one end of hold-down support passes through
Fixing bolt 6 is fixedly connected with door-plate 4 or with doorframe 5, and 3 other end of hold-down support passes through pin shaft 31 and leading rod 1 or secondary guide rod 2
Connection, the outer end of pin shaft 31 carries out locking with split pin 32.
It please refers to shown in Figure 11, is the connection schematic diagram that leading rod 1 and door-plate 4 pass through hold-down support 3, hold-down support 3 is L
Type bending plate, one end are fixedly connected by fixing bolt 6 with door-plate 4, and the other end is connect by pin shaft 31 with leading rod, pin shaft
After 31 sequentially pass through hold-down support 3, leading rod 1, then pass through split pin 32 for its locking.
The leading rod 1 being set-located, secondary guide rod 2 are mounted on escape door, i.e., passed through the fixing end of leading rod 1 solid
Determine bolt 6 to connect with doorframe 5, the fixing end of secondary guide rod 2 is connected by fixing bolt 6 with door-plate 4.Escape door closes shape
State is as shown in figure 12, and leading rod 1, secondary guide rod 2 are in unlock shape, maximal degree of coincidence；Escape door opening state such as Figure 13 is institute
Show, door-plate 4 pulls open, and drives secondary guide rod 2 to extend along leading rod 1, when the star rotor 13 on leading rod 1 touches secondary guide rod 2
On baffle 22 when, realize that door-plate is supported on by locking, i.e., major and minor guide rod in the case where baffle 22 and secondary guide rod card hole 23 interact
It opens maximum rating.
The design of leading rod 1, the Design of length of 2 card hole of secondary guide rod and position is to enable star rotor 13 in this support rod
More preferable to realize rotation, the star rotor 13 in this support rod can be rotated at least three corner angle and around rivet 12
Star topology, such as quadrangle is starlike, triangle is starlike, Five-pointed star.In this way star rotor 13 during rotation can with baffle 22,
Locked point is formed between secondary guide rod card hole 23, it is avoided because continuing to rotate in the case of inertia or external force, realizes locking effect.
The application method of the limited support bar specifically includes the following steps:
Step 1: the leading rod 1 being set-located, secondary guide rod 2 are mounted on escape door, i.e., by the fixation of leading rod 1
End is connect by fixing bolt 6 with doorframe 5, and the fixing end of secondary guide rod 2 is connected by fixing bolt 6 with door-plate 4, will be schemed
Related leading rod 1, the secondary interaction of guide rod 2 schematic diagram are rotated to being horizontally arranged in 14, and left side is fixed 4 side of door-plate, right side
To fix 5 side of doorframe, the vertical state generally being as in Figure 12,13 in practical application, with the closing angle of door
And change；
Step 2: as escape door is opened to close to opening angle maximum position, secondary guide rod 2 follows door-plate 4 to continue to stretch,
That is Slideslip to the left, when the baffle 22 on secondary guide rod 2 touches star rotor 13, position as shown in figure 15, secondary guide rod at this time
Card hole 23, leading rod card hole 15 are connected, and the pulling force of secondary guide rod 2 drives star rotor 13 to rotate counterclockwise, until rotation is extremely schemed
One corner angle of star rotor 13 resist baffle 22 when 15 view location, another corner angle is sequentially inserted into secondary guide rod card hole 23, main
After guide rod card hole 15, locked point E and locked point F is formed, to realize locking, secondary guide rod 2 cannot continue to slide, and escape door reaches
Maximum opening；
Step 3: after escape door reaches maximum opening, when 4 stress of door-plate, then door-plate 4 forces in secondary guide rod 2, make its to
Right sliding, the EDGE CONTACT of the secondary guide rod card hole 23 of secondary 2 lower section of guide rod then will drive 13 inverse time of star rotor to star rotor 13
Needle is rotated to Figure 17 view location, and the two neighboring corner angle of star rotor 13 are fully inserted into the secondary guide rod card hole 23 of coincidence, dominate
After bar card hole 15, since the length of leading rod card hole 15 is adapted with the outer diameter of star rotor 13, therefore locked point G and lock are formd
Stop H, to realize locking, secondary guide rod 2 cannot continue to slide, and escape door is defined in this open position, can not be closed again
It closes；Again because from Figure 15 view location to Figure 17 view location, the distance that secondary guide rod 2 is slided is very short, so escape door at this time
Open position close to maximum opening position；
Step 4: when needing to close escape door, then pulling door-plate 4 along enabling direction, and secondary guide rod 2 is driven to slide to the left,
When the baffle 22 on secondary guide rod 2 touches star rotor 13, such as Figure 18 view location, then star rotor 13 is driven to revolve counterclockwise
Turn, until rotation is to Figure 19 view location, locked point I, locked point J collective effect under, mechanism locking, secondary guide rod 2 cannot
Continue to slide to the left, it is shutdown direction that opposite direction, which pushes door-plate 4, at this time, drives secondary guide rod 2 to slide to the right, regards when sliding into Figure 20
When figure position, when secondary 23 EDGE CONTACT of guide rod card hole of 2 lower section of secondary guide rod is to star rotor 13, then 13 inverse time of star rotor is driven
Needle rotation can not form the locking to secondary guide rod 2, pair is led when star rotor 13 is further rotated to Figure 21 view location
Bar 2 then continues to slide to the right, until escape door completely closes, star rotor 13 also returns to initial shown in Figure 14 view at this time
Position, can then be repeated when opening the door next time more than locking and unlocking process, realize limiting from the locking of return type on the door
Bit function.
Present invention disclosed above preferred embodiment is only intended to help to illustrate the present invention.There is no detailed for preferred embodiment
All details are described, also do not limit the specific embodiment that the invention is only.Obviously, according to the content of this specification, can make
Many modifications and variations.These embodiments are chosen and specifically described to this specification, is original in order to better explain the present invention
Reason and practical application, so that skilled artisan be enable to better understand and utilize the present invention.The present invention is only authorized
The limitation of sharp claim and its full scope and equivalent.
Claims (7)
1. a kind of limited support bar with self-locking function, it is characterised in that: leading rod (1) and pair including the sliding that cooperates
The movable end medial surface of guide rod (2), the leading rod (1) is connected with star rotor (13), immediately below star rotor (13)
Leading rod (1) side wall on offer leading rod card hole (15)；
The movable end medial surface of the pair guide rod (2) is installed with baffle (22), and the pair for being located at leading rod card hole (15) the same side is led
Secondary guide rod card hole (23) is offered on the side wall of bar (2)；
The baffle (22), star rotor (13) match with leading rod card hole (15), secondary guide rod card hole (23) respectively；
The cross section of the leading rod (1) is groove type, and the cross section of the secondary guide rod (2) is the "convex" shaped of lower openings
Structure, the pair guide rod (2) is set in the inside of leading rod (1), and secondary guide rod (2) is slidably connected with leading rod (1).
The star rotor (13) is riveted by rivet (12) and leading rod (1) activity, and the leading rod (1) and star rotor
(13) plastic spacer (14) are equipped between；
The fixing end of the leading rod (1) is fixedly connected by hold-down support (3) with door-plate (4) or doorframe (5), and the pair is led
The fixing end of bar (2) is fixedly connected by hold-down support (3) with doorframe (5) or door-plate (4).
2. a kind of limited support bar with self-locking function according to claim 1, which is characterized in that the leading rod
(1) fixing end offers leading rod fixation hole (11), and the fixing end of the pair guide rod (2) offers secondary guide fixing hole
(21)。
3. a kind of limited support bar with self-locking function according to claim 1, which is characterized in that the star rotor
(13) axle center leading rod card hole (15) upright projection on the whole be overlapped with the center of leading rod card hole (15), the master
The length of guide rod card hole (15) is adapted with the outer diameter of star rotor (13), and leading rod card hole (15) width turns not less than star
Twice of sub (13) thickness.
4. a kind of limited support bar with self-locking function according to claim 1, which is characterized in that the pair guide rod card
The length in hole (23) is 1.5-2.5mm bigger than the length of leading rod card hole (15), and the width and leading rod of secondary guide rod card hole (23)
The width of card hole (15) is equal, most short between end of the edge away from secondary guide rod (2) movable end of the pair guide rod card hole (23)
Maximum distance between distance and end of the baffle (22) away from secondary guide rod (2) movable end is equal.
5. a kind of limited support bar with self-locking function according to claim 1, which is characterized in that the baffle (22)
It is after opening up U-shaped mouth on secondary guide rod card hole (23), U-shaped mouth to be bent into a right-angle structure and is formed.
6. a kind of limited support bar with self-locking function according to claim 1, which is characterized in that the hold-down support
It (3) is L-type bending plate, and hold-down support (3) one end is fixedly connected by fixing bolt (6) with door-plate (4) or with doorframe (5),
Hold-down support (3) other end is connect by pin shaft (31) with leading rod (1) or secondary guide rod (2), and the outer end of the pin shaft (31) is used
Split pin (32) carries out locking.
7. a kind of limited support bar with self-locking function according to claim 1, which is characterized in that the limited support bar
Application method specifically includes the following steps:
Step 1: the leading rod being set-located (1), secondary guide rod (2) are mounted on escape door, i.e. consolidating leading rod (1)
Fixed end is connect by fixing bolt (6) with doorframe (5), and the fixing end of secondary guide rod (2) is passed through fixing bolt (6) and door-plate (4)
It connects；
Step 2: as escape door is opened to close to opening angle maximum position, secondary guide rod (2) follows door-plate (4) to continue to stretch,
That is Slideslip to the left, when the baffle (22) on secondary guide rod (2) touches star rotor (13), at this time secondary guide rod card hole (23),
Leading rod card hole (15) is connected, and the pulling force of secondary guide rod (2) drives star rotor (13) to rotate counterclockwise, star rotor (13)
After one corner angle resists baffle (22), another corner angle is sequentially inserted into secondary guide rod card hole (23), leading rod card hole (15), lock is formed
Stop E and locked point F, to realize locking, secondary guide rod (2) cannot continue to slide, and escape door reaches maximum opening；
Step 3: after escape door reaches maximum opening, when door-plate (4) stress, then door-plate (4) forces in secondary guide rod (2), makes it
It slides to the right, the EDGE CONTACT of the secondary guide rod card hole (23) below secondary guide rod (2) then drives star rotor to star rotor (13)
(13) rotation, the two neighboring corner angle of star rotor (13) are fully inserted into the secondary guide rod card hole (23) of coincidence, leading rod counterclockwise
After card hole (15), the length of leading rod card hole (15) is adapted with the outer diameter of star rotor 13, forms locked point G and locked point
H, to realize locking, secondary guide rod (2) cannot continue to slide, and escape door is defined in this open position, can not be closed again；
The open position of escape door is close to maximum opening position at this time；
Step 4: when needing to close escape door, then pulling door-plate (4) along enabling direction, and secondary guide rod (2) is driven to slide to the left,
When the baffle (22) on secondary guide rod (2) touches star rotor (13), then drives star rotor (13) to rotate counterclockwise, locking
Stop I, locked point J collective effect under, mechanism locking, secondary guide rod (2) cannot continue to slide to the left, at this time opposite direction push door
Plate (4) drives secondary guide rod (2) to slide to the right, secondary guide rod card hole (23) EDGE CONTACT below secondary guide rod (2) to star rotor
(13) when, then star rotor (13) is driven to rotate counterclockwise, when star rotor (13) further rotates, can not be formed to pair
The locking of guide rod (2), secondary guide rod (2) then continue to slide to the right, until escape door completely closes, when enabling Shi Zeke next time with
Locking and unlocking process more than repeating, realize the locking limit function from return type on the door.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910451828.1A CN110306891A (en) | 2019-05-28 | 2019-05-28 | A kind of limited support bar with self-locking function |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910451828.1A CN110306891A (en) | 2019-05-28 | 2019-05-28 | A kind of limited support bar with self-locking function |
Publications (1)
| Publication Number | Publication Date |
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| CN110306891A true CN110306891A (en) | 2019-10-08 |
Family
ID=68075225
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910451828.1A Withdrawn CN110306891A (en) | 2019-05-28 | 2019-05-28 | A kind of limited support bar with self-locking function |
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| CN (1) | CN110306891A (en) |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2003027806A (en) * | 2001-07-19 | 2003-01-29 | Yaskawa Electric Corp | Door locking device for switchgear tower |
| CN201588475U (en) * | 2009-12-01 | 2010-09-22 | 吴建峰 | Windbrace for casement window |
| CN203755866U (en) * | 2014-04-14 | 2014-08-06 | 杜能超 | European type hinge for doors and windows |
| CN205370198U (en) * | 2015-12-27 | 2016-07-06 | 北京北电科林电子有限公司 | Hatch door, adjustable spacing bracing piece of window |
| CN109779423A (en) * | 2018-12-20 | 2019-05-21 | 安徽安凯汽车股份有限公司 | A kind of limited support bar with self-locking function |
-
2019
- 2019-05-28 CN CN201910451828.1A patent/CN110306891A/en not_active Withdrawn
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2003027806A (en) * | 2001-07-19 | 2003-01-29 | Yaskawa Electric Corp | Door locking device for switchgear tower |
| CN201588475U (en) * | 2009-12-01 | 2010-09-22 | 吴建峰 | Windbrace for casement window |
| CN203755866U (en) * | 2014-04-14 | 2014-08-06 | 杜能超 | European type hinge for doors and windows |
| CN205370198U (en) * | 2015-12-27 | 2016-07-06 | 北京北电科林电子有限公司 | Hatch door, adjustable spacing bracing piece of window |
| CN109779423A (en) * | 2018-12-20 | 2019-05-21 | 安徽安凯汽车股份有限公司 | A kind of limited support bar with self-locking function |
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| WW01 | Invention patent application withdrawn after publication |
Application publication date: 20191008 |
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