CN102900288B - Side door manual locking mechanism of wing-open type car - Google Patents

Side door manual locking mechanism of wing-open type car Download PDF

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Publication number
CN102900288B
CN102900288B CN201210427006.8A CN201210427006A CN102900288B CN 102900288 B CN102900288 B CN 102900288B CN 201210427006 A CN201210427006 A CN 201210427006A CN 102900288 B CN102900288 B CN 102900288B
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China
Prior art keywords
latch hook
arm
pair
torque arm
lock
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CN201210427006.8A
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Chinese (zh)
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CN102900288A (en
Inventor
何兴华
马知才
夏志翔
金佳白
童建红
徐鹏
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Changshu Huadong Automobile Co Ltd
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Changshu Huadong Automobile Co Ltd
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Abstract

The invention discloses a side door manual locking mechanism of a wing-open type car, belonging to the technical field of vehicle components and comprising a car body and a side door. The side door manual locking mechanism comprises a latch hook seat, a latch hook, a manual pull rack, a traction frame and a safety catch. The latch hook seat is fixedly arranged on a chassis and a pair of side plates is arranged at the side of the latch hook seat back on to the chassis in an extending manner. The latch hook is provided with a pair of latch hook arms; one end of each latch hook arm is connected with one side plate and the other end of each latch hook arm is a free end; the latch hook is also provided with a latch hook head; and a safety catch hanging pin is fixedly arranged on one of the latch hook arms. One end of the manual pull rack is connected between the side plates and other end of the manual pull rack is a free end and stretches to the area beneath the latch hook arms. One end of the traction frame is connected with the middle part of the latch hook arms and the other end of the traction frame is connected with the manual pull rack. One end of the safety catch is connected onto the manual pull rack and the other end of the safety catch is a free end; and a limiting groove is formed at the middle part of the safety catch. A lock catch head extends beneath the side door and is matched with the latch hook head. The side door manual locking mechanism has the advantages that the motion transition relation is simple, the safety is guaranteed, and the side door manual locking mechanism is concise in structure and convenient to operate.

Description

The side door Manual locking mechanism of wing opening type carriage
Technical field
the invention belongs to vehicle component technical field, be specifically related to a kind of side door Manual locking mechanism of wing opening type carriage.
Background technology
the concept of above mentioned wing opening type carriage can be by the collapsible rolling show stand of centering state invention patent mandate notification number CN1298565C(extension means) etc. reading dispel misgivings, because clearly revealed the side door in Double-folding wing type compartment in the description of this CN1298565C and accompanying drawing thereof, and set forth the purposes of the vehicle of being furnished with this compartment side door.
about the technical information of the side door locking mechanism of wing opening type carriage, " the side open-door lock mechanism " typically recommended as utility model patent notice of authorization CN2747355Y, although this patented method can embody the capable alleged technique effect of Instructions Page 2 4-5 objectively, but complex structure and action transmission link mostly are its shortcoming, manufacture or install all very trouble no matter be therefore, especially the coupling mechanism force between latch hook and drag hook is adjusted when needing after the use in one period, therefore maintenance in use extremely bothers, specifically can be referring to the 2nd section of the Instructions Page 3 of this patent.
in view of the shortcoming that prior art exists, the applicant has made rational modification, and technical scheme described below produces under this background.
Summary of the invention
task of the present invention is to provide a kind of and contributes to significantly to reduce action transmission link, is conducive to embody excellent locking effect and locking and the side door Manual locking mechanism of opening fast and be of value to the wing opening type carriage of simplified structure.
task of the present invention completes like this, a kind of side door Manual locking mechanism of wing opening type carriage, described wing opening type carriage comprises the envelope being placed on chassis and is arranged on the side door for chamber, the railway carriage or compartment opening and closing of fault to envelope of the length direction of envelope, described side door Manual locking mechanism comprises a lock hook seat, this lock hook seat is fixed on described chassis, is extended with a pair of parallel side plate at this lock hook seat back to a side on described chassis; One latch hook, this latch hook has a pair of latch hook arm corresponding to each other, one end of this pair of latch hook arm is connected with described pair of side plates pivotable, and the other end of a pair of latch hook arm is configured to free end, and be formed with a latch hook head, under use state, on the latch hook arm outward in a pair of latch hook arm, be fixed with a lock and hang pin; One manually tries to stop people from fighting each other, and this one end of manually trying to stop people from fighting each other is pivotally connected between described pair of side plates, and the other end is configured to free end, and is stretched over the below of described a pair of latch hook arm; One hitch frame, one end of this hitch frame is connected with the middle part pivotable of described a pair of latch hook arm, and the other end of hitch frame is connected with the described pivotable of manually trying to stop people from fighting each other; One lock, one end of this lock is pivotally connected on manually trying to stop people from fighting each other, and the other end is configured to free end, wherein, form to have with described lock at the middle part of this lock and hang the stopper slot that pin matches, below described side door and be extended with snap close head corresponding to the position of described latch hook head, snap close head matches with latch hook head.
in a specific embodiment of the present invention, described one end of a pair of latch hook arm of described latch hook is respectively connected on described side plate rotationally by a latch hook arm bearing pin, and corresponding to the outside of side plate, respectively offer a hitch frame pivot axis hole at the middle part of a pair of latch hook arm and in position to correspond to each other, described hitch frame is connected with hitch frame pivot axis hole pivotable, in described pair of side plates and in position to correspond to each other, respectively offer the connecting hole of manually trying to stop people from fighting each other, described manually trying to stop people from fighting each other is connected with the connecting hole pivotable of manually trying to stop people from fighting each other, wherein: the position of connecting hole on side plate of manually trying to stop people from fighting each other is corresponding to above latch hook arm, the end of described lock extension pin expands to establish to form has one to establish bead for the extension pin expansion that described lock is limited.
in another specific embodiment of the present invention, described manually tries to stop people from fighting each other and comprises first, the second torque arm, torque arm pivotal axis, hand lever axle and hitch frame connecting axle, one end of torque arm pivotal axis is set on the wherein one piece of side plate in described pair of side plates and leans out this wherein one piece of side plate, and the other end of torque arm pivotal axis is set on another piece of side plate in pair of side plates and lean out this another piece of side plate, first, the second torque arm is parallel, and be positioned at the outside of described latch hook arm, wherein, the first torque arm offers one first mating holes towards one end of torque arm pivotal axis, this first mating holes is nested with the described one end at torque arm pivotal axis, the second torque arm offers one second mating holes towards one end of torque arm pivotal axis, this second mating holes is nested with the described other end at torque arm pivotal axis, the other end of one end of hand lever axle and the first torque arm is fixed, and the other end of the other end of hand lever axle and the second torque arm is fixed, hitch frame connecting axle is between torque arm pivotal axis and hand lever axle, and fix with the first torque arm and the second torque arm simultaneously, described hitch frame comprises traction arm axle, the first draft arm and the second draft arm, one end of traction arm axle is bearing in the described hitch frame pivot axis hole on one of them the latch hook arm in described a pair of latch hook arm rotationally, and the other end of traction arm axle is bearing in the hitch frame pivot axis hole on another latch hook arm in a pair of latch hook arm rotationally, first, the second draft arm is parallel, and one end is separately nested with on traction arm axle, and the other end is nested with on described hitch frame connecting axle, and first, described in the second draft arm is all positioned at first, between the second torque arm, described lock is arranged on the side of the first described torque arm back to the second torque arm rotationally by insurance stud shaft.
technical scheme provided by the invention to manually trying to stop people from fighting each other operation and be with moveable lock hook motion through the traction of hitch frame, makes latch hook to the locking of snap close head or discharges manually, and the transitive relation of therefore moving is simple; Owing to hanging by the stopper slot of lock and lock, selling matches embodies snap close head positive lock, therefore can fully ensure safety; Because the relative prior art of part count significantly reduces, therefore structure is terse, simple operation.
Brief description of the drawings
fig. 1 is the example structure figure of side door Manual locking mechanism of the present invention.
fig. 2 is the schematic diagram that side door Manual locking mechanism locks mutually to side door.
fig. 3 is the schematic diagram of side door Manual locking mechanism to side door release.
Detailed description of the invention
for the auditor that the makes Patent Office especially public can be expressly understood technical spirit of the present invention and beneficial effect more, applicant elaborates the mode with embodiment below, but be not all the restriction to the present invention program to the description of embodiment, any done according to the present invention design only for pro forma but not substantial equivalent transformation all should be considered as technical scheme category of the present invention.
refer to Fig. 1, as wing opening type carriage certainly have one be placed in envelope on chassis 11 1 and be arranged on the side door 2(that the chamber, railway carriage or compartment 12 for to envelope 1 of the length direction of envelope 1 opens or close specifically can be referring to Fig. 2 and Fig. 3).In Fig. 1, provide the lock hook seat 3 as the structural system of side door Manual locking mechanism of the present invention, under use state, one group of lock hook seat hold-down screw 321(Fig. 2 of this lock hook seat 3 use and Fig. 3 show) fixing corresponding to the position and the aforesaid chassis 11 that are preset in the screw hole 32 on lock hook seat 3.Be extended with pair of side plates 31 back to a side on chassis 11 with parallel state at lock hook seat 3, in this pair of side plates 31 and in position to correspond to each other, respectively offer the connecting hole 311 of manually trying to stop people from fighting each other.
continue to see Fig. 1, provided a latch hook 4, this latch hook 4 forms a pair of latch hook arm 41 corresponding to each other, and from the shape shown in figure, the shape of a pair of latch hook arm 41 exactly likes banana-shaped, is crescent.One end of each latch hook arm 41 is connected with pair of side plates 31 pivotables by latch hook arm bearing pin 413 towards one end of side plate 31, the other end of a pair of latch hook arm 41 deviates from one end of side plate 31 as free end, and common formation has a latch hook head 411, this latch hook head 411 is obviously for to being implemented locking or discharged by Fig. 2 and Fig. 3 snap close head 21 signal and that be formed in side door 2 belows, respectively offers a hitch frame pivot axis hole 414 at the middle part of a pair of latch hook arm 41 and in corresponding position.Again, be fixed with a lock and hang pin 412 under a pair of latch hook arm 41 use states on a latch hook arm 41 outward, the end of hanging pin 412 at this lock expands and is provided with an extension pin and expands and establish bead 4121.
manually try to stop people from fighting each other 5 preferably but not the structure being definitely limited to is as follows: comprise first, the second torque arm 51, 52, torque arm pivotal axis 53, hand lever axle 54 and hitch frame connecting axle 55, one end of torque arm pivotal axis 53 is that the left end of location status shown in Fig. 1 is set in the wherein one piece of side plate 31(diagram left side in aforesaid pair of side plates 31) on manually try to stop people from fighting each other on connecting hole 311, and lean out the connecting hole 311 of manually trying to stop people from fighting each other, and the other end of torque arm pivotal axis 53 is set in another piece of side plate 31(diagram right side in pair of side plates 31) on manually try to stop people from fighting each other on connecting hole 311, and lean out equally the connecting hole 311 of manually trying to stop people from fighting each other.First, second torque arm 51,52 is parallel, and corresponding to the outside of latch hook arm 41, that is to say that a pair of latch hook arm 41 is between first, second torque arm 51,52.Offer one first mating holes 511 towards one end of torque arm pivotal axis 53 in the first torque arm 51, this first mating holes 511 is nested with in aforementioned one end of torque arm pivotal axis 53 (left end), the second torque arm 52 offers one second mating holes 521 towards one end of torque arm pivotal axis 53, this second mating holes 521 is nested with the aforementioned other end (right-hand member) at torque arm pivotal axis 53.As preferred scheme, can respectively add block piece at the two ends of torque arm pivotal axis 53, spacing to first, second torque arm 51,52 by block piece, prevent that first, second torque arm 51,52 from escaping in torque arm pivotal axis 53.Block piece both can use jump ring, also can select with cottor pin, and the present embodiment is selected the former, adopts jump ring.The other end of one end of hand lever axle 54 and the first torque arm 51 is fixed, and the other end of the other end of hand lever axle 54 and the second torque arm 52 is fixed.Hitch frame connecting axle 55 between torque arm pivotal axis 53 and hand lever axle 54, and one end and the first torque arm 51 fixing, and the other end is fixed with the second torque arm 52.Aforesaid hand lever axle 54 serves as in fact the effect of handle.
hitch frame 6 preferably but not the structure being definitely limited to is as follows: comprise traction arm axle 61, the first draft arm 62 and the second draft arm 63, one end of traction arm axle 61 is that the left end of location status shown in Fig. 1 is bearing in one of them latch hook arm 41(diagram left side in aforementioned a pair of latch hook arm 41 rotationally) on hitch frame pivot axis hole 414 in, and the other end is bearing in one of another latch hook arm 41(diagram right side in a pair of latch hook arm 41 rotationally) on hitch frame pivot axis hole 414 in.It is parallel that first, second draft arm 62,63 keeps each other, and one end of this first, second draft arm 62,63 is all nested with on traction arm axle 61, and the other end is all nested with on aforesaid hitch frame connecting axle 55.As shown in Figure 1, the first draft arm 62 and the second draft arm 63 are all between first, second torque arm 51,52.Due to the first torque arm 51 under use state outward, therefore one end of the lock 7 that the present invention recommends is arranged on the first torque arm 51 one end back to the second torque arm 52 rotationally by insurance stud shaft 72, the other end of lock 7 is configured to free end, and formation has one to hang pin 412 stopper slots that match 71 with aforesaid lock on lock 7.
please specifically referring to Fig. 2, in the time of state that side door 2 seals in the chamber, railway carriage or compartment 12 to envelope 1, grip by operator 5 the hand lever axle 54 of manually trying to stop people from fighting each other, until 5 drag the state shown in Fig. 2 that causes to the right by manually trying to stop people from fighting each other, under this state, first of hitch frame 6, the second draft arm 62, 63 in manually try to stop people from fighting each other 5 first, the second torque arm 51, 52 coincide, first, the second draft arm 62, 63 entirety are corresponding to first, the second torque arm 51, between 52, more particularly, torque arm pivotal axis 53, traction arm axle 61 and hitch frame connecting axle 55 are in a straight line, in the same plane.Therefore the latch hook head 411 of latch hook arm 41 just matches with the snap close head 21 of side door 2, snap close head 21 is locked, and lock 7 is hung to lock and hanging on pin 412, namely makes stopper slot 71 and lock hang pin 412 and coordinates.
ask for an interview Fig. 3, in the time side door 2 will being opened, so first, make latch hook head 411 depart from the locking to snap close head 21, operating process is contrary with the operating process of Fig. 2, specifically first lock 7 is opened by operator, depart from the control of lock being hung to pin 412, hand lever axle 54 is dragged and drawn towards a left side, until drag the state shown in Fig. 3 that causes.

Claims (3)

1. a kind of side door Manual locking mechanism of wing opening type carriage, described wing opening type carriage comprises the side door (2) for chamber, railway carriage or compartment (12) opening and closing of fault to envelope (1) of the envelope (1) being placed on chassis (11) and the length direction that is arranged on envelope (1), it is characterized in that described side door Manual locking mechanism comprises a lock hook seat (3), it is upper that this lock hook seat (3) is fixed on described chassis (11), is extended with a pair of parallel side plate (31) at this lock hook seat (3) back to a side of described chassis (11); One latch hook (4), this latch hook (4) has a pair of latch hook arm (41) corresponding to each other, one end of this pair of latch hook arm (41) is connected with described pair of side plates (31) pivotable, and the other end of a pair of latch hook arm (41) is configured to free end, and be formed with a latch hook head (411), under use state, on the latch hook arm (41) outward in a pair of latch hook arm (41), be fixed with a lock and hang pin (412); One manually try to stop people from fighting each other (5), the one end of these manually try to stop people from fighting each other (5) is pivotally connected between described pair of side plates (31), and the other end is configured to free end, and be stretched over the below of described a pair of latch hook arm (41); One hitch frame (6), one end of this hitch frame (6) is connected with the middle part pivotable of described a pair of latch hook arm (41), and the other end of hitch frame (6) is connected with described (5) pivotable of manually trying to stop people from fighting each other; One lock (7), pivotally connected manually the trying to stop people from fighting each other on (5) in one end of this lock (7), and the other end is configured to free end, wherein, form to have with described lock at the middle part of this lock (7) and hang the stopper slot (71) that pin (412) matches, in the below of described side door (2) and be extended with snap close head (21) corresponding to the position of described latch hook head (411), snap close head (21) matches with latch hook head (411).
2. the side door Manual locking mechanism of wing opening type carriage according to claim 1, the described one end that it is characterized in that a pair of latch hook arm (41) of described latch hook (4) is respectively connected on described side plate (31) rotationally by a latch hook arm bearing pin (413), and corresponding to the outside of side plate (31), at the middle part of a pair of latch hook arm (41) and respectively offer a hitch frame pivot axis hole (414) in position to correspond to each other, described hitch frame (6) is connected with hitch frame pivot axis hole (414) pivotable, upper and respectively offer the connecting hole (311) of manually trying to stop people from fighting each other in position to correspond to each other in described pair of side plates (31), described manually try to stop people from fighting each other (5) are connected with the connecting hole of manually trying to stop people from fighting each other (311) pivotable, wherein: the top of the position of connecting hole (311) on side plate (31) corresponding to latch hook arm (41) of manually trying to stop people from fighting each other, the end of described lock extension pin (412) expands to establish to form has one to establish bead (4121) for the extension pin expansion that described lock (7) is limited.
3. the side door Manual locking mechanism of wing opening type carriage according to claim 2, it is characterized in that described manually try to stop people from fighting each other (5) comprise first, the second torque arm (51, 52), torque arm pivotal axis (53), hand lever axle (54) and hitch frame connecting axle (55), one end of torque arm pivotal axis (53) is set on the wherein one piece of side plate (31) in described pair of side plates (31) and leans out this wherein one piece of side plate (31), and the other end of torque arm pivotal axis (53) is set on another piece of side plate (31) in pair of side plates (31) and lean out this another piece of side plate (31), first, the second torque arm (51, 52) parallel, and be positioned at the outside of described latch hook arm (41), wherein, the first torque arm (51) offers one first mating holes (511) towards one end of torque arm pivotal axis (53), this first mating holes (511) is nested with the described one end at torque arm pivotal axis (53), the second torque arm (52) offers one second mating holes (521) towards one end of torque arm pivotal axis (53), this second mating holes (521) is nested with the described other end at torque arm pivotal axis (53), the other end of one end of hand lever axle (54) and the first torque arm (51) is fixed, and the other end of the other end of hand lever axle (54) and the second torque arm (52) is fixed, hitch frame connecting axle (55) is positioned between torque arm pivotal axis (53) and hand lever axle (54), and simultaneously fixing with the first torque arm (51) and the second torque arm (52), described hitch frame (6) comprises traction arm axle (61), the first draft arm (62) and the second draft arm (63), one end of traction arm axle (61) is bearing in the described hitch frame pivot axis hole (414) on one of them the latch hook arm (41) in described a pair of latch hook arm (41) rotationally, and the other end of traction arm axle (61) is bearing in the hitch frame pivot axis hole (414) on another latch hook arm (41) in a pair of latch hook arm (41) rotationally, first, the second draft arm (62, 63) parallel, and one end is separately nested with on traction arm axle (61), and the other end is nested with on described hitch frame connecting axle (55), and first, the second draft arm (62, 63) be all positioned at described first, the second torque arm (51, 52) between, described lock (7) is arranged on the side of described the first torque arm (51) back to the second torque arm (52) rotationally by insurance stud shaft (72).
CN201210427006.8A 2012-10-31 2012-10-31 Side door manual locking mechanism of wing-open type car Active CN102900288B (en)

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CN201210427006.8A CN102900288B (en) 2012-10-31 2012-10-31 Side door manual locking mechanism of wing-open type car

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CN102900288B true CN102900288B (en) 2014-07-23

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Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3958829A (en) * 1975-01-17 1976-05-25 Brown Coy B Safety assembly for dump beds
CN201249989Y (en) * 2008-06-16 2009-06-03 长治清华机械厂 Back door locking mechanism of garbage truck carriage
CN201849373U (en) * 2010-10-29 2011-06-01 包头北奔重型汽车有限公司 Locking mechanism for back door of self-dumping truck
CN201856687U (en) * 2010-10-15 2011-06-08 济南豪瑞通专用汽车有限公司 Automatic rear door locking device for tank-type dumper
CN202899826U (en) * 2012-10-31 2013-04-24 常熟华东汽车有限公司 Side-door manual operated locking mechanism of wing-open type coach

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN1298565C (en) * 2004-02-11 2007-02-07 常熟专用汽车制造厂 Stretching mechanism of folding type mobile exhibition bench
WO2011033771A1 (en) * 2009-09-17 2011-03-24 新明和工業株式会社 Opening/closing device for vehicle tailgate

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3958829A (en) * 1975-01-17 1976-05-25 Brown Coy B Safety assembly for dump beds
CN201249989Y (en) * 2008-06-16 2009-06-03 长治清华机械厂 Back door locking mechanism of garbage truck carriage
CN201856687U (en) * 2010-10-15 2011-06-08 济南豪瑞通专用汽车有限公司 Automatic rear door locking device for tank-type dumper
CN201849373U (en) * 2010-10-29 2011-06-01 包头北奔重型汽车有限公司 Locking mechanism for back door of self-dumping truck
CN202899826U (en) * 2012-10-31 2013-04-24 常熟华东汽车有限公司 Side-door manual operated locking mechanism of wing-open type coach

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