CN204552383U

CN204552383U - Electro-tricycle security insurance door lock

Info

Publication number: CN204552383U
Application number: CN201520226620.7U
Authority: CN
Inventors: 赵庆文; 赵庆贵
Original assignee: Individual
Current assignee: Individual
Priority date: 2015-04-15
Filing date: 2015-04-15
Publication date: 2015-08-12
Anticipated expiration: 2025-04-15

Abstract

The utility model discloses a kind of electro-tricycle security insurance door lock, belong to electro-tricycle lock technology field, it is characterized in that: lock box internal upper part is provided with lock bolt and handle of unblanking is fixed by solid rivet and lock box activity, its underpart is provided with master lock plate and is fixed by hollow rivet and lock box activity, in lock box middle and upper part be provided with keep plate by hollow rivet and lock box activity fixing, keep plate bottom and master lock plate top are movably connected by tooth mouth and extension spring, unblank handle and lock bolt and keep plate is movably connected by tooth mouth, the top of lock box and lock box cover plate is provided with location torsion spring, one end of location torsion spring is connected with lock bolt, the other end is connected with lock box cover plate, lock box and lock box cover plate are fixed by hollow rivet, side in the middle part of lock box cover plate is provided with door handle and lock box cover plate is one, owing to being provided with lock bolt, the danger having stopped to open by mistake car door occurs, and ensure that the safety of passenger survival and property, and it is simple to have structure, and volume is little, low cost and other advantages.

Description

Electro-tricycle security insurance door lock

Technical field

The utility model belongs to electro-tricycle technical field, specifically a kind of electro-tricycle security insurance door lock.

Background technology

The passenger traffic electro-tricycle of current domestic production, the car door lock complicated structure of use, but function is very single, only closes the door and unlatching does not have lock bolt; In use, we find that it also exists larger potential safety hazard, passenger traffic electro-tricycle travel in, sometimes occur passenger particularly child be opened by door knob three-wheel car door, be easy to the danger causing car like this; In addition, because passenger cannot locking car door in car, if run into burglar or robber, they can open the three-wheel car door in traveling from car, commit theft and plunder, and can not ensure the life of passenger and the safety of property.

Summary of the invention

In order to overcome above-mentioned Problems existing, the utility model provides a kind of electro-tricycle security insurance door lock, and its structure is simple, and cost is low, and security performance improves greatly, only need pull lock bolt gently, occur the unsafe condition opening by mistake car door never again.

The technical solution of the utility model is achieved in that it mainly comprises: lock box, master lock plate, lock box cover plate, door handle, to unblank handle, lock bolt, location torsion spring, hollow rivet, keep plate, extension spring, real core rivet, it is characterized in that: lock box internal upper part is provided with lock bolt and handle of unblanking is fixed by solid rivet and lock box activity, its underpart is provided with master lock plate and is fixed by hollow rivet and lock box activity, in lock box middle and upper part be provided with keep plate by hollow rivet and lock box activity fixing, keep plate bottom and master lock plate top are movably connected by tooth mouth and extension spring, unblank handle and lock bolt and keep plate top is movably connected by tooth mouth, the top of lock box and lock box cover plate is provided with location torsion spring, one end of location torsion spring is connected with lock bolt, the other end is connected with lock box cover plate, lock box and lock box cover plate are fixed by hollow rivet, side in the middle part of lock box cover plate is provided with door handle and lock box cover plate is one.

The beneficial effects of the utility model are: 1. safe and reliable.Because the utility model is provided with lock bolt, the safety of passenger traffic electric three-wheel car door is improved greatly, only need pull lock bolt gently, occur the unsafe condition opening by mistake car door never again, ensure that the life of passenger and the safety of property, the rate of going smoothly that robber plunders and burglar steals can also be reduced.In addition, due to Position Design very ingenious of handle of unblanking, be ensconce between door handle and car door, must stretch in its space with finger, inwardly pull with joint efforts with thumb or palm and just can open, so the wrong-unlocking rate of car door is almost nil.2. structure is simple.Compared with original tricycle door lock, part is individual more than 20 reduces to tens, owing to simplifying tricycle door latch structure, also just decreases the fault rate of door lock, car door lock reliability is improved further.3. saving of work and time, reduces manufacture cost of production.Tricycle door lock not only decreases part, also reduces weight, and its weight is reduced to 130g by the 350g of original door lock, and it is easier to manufacture like this, and saving of work and time, has saved steel, also greatly reduces the cost of production of tricycle door lock.

Accompanying drawing illustrates:

Below in conjunction with accompanying drawing, the utility model is described in further detail.

Fig. 1 is structural representation of the present utility model.

Fig. 2 is internal construction schematic diagram of the present utility model.

Fig. 3 is the schematic diagram that the utility model is arranged on passenger traffic electric three-wheel car door.

In figure: 1. lock box, 2. master lock plate, 3. lock box cover plate, 4. door handle, 5. unblank handle, 6. lock bolt, 7. locate torsion spring, 8. hollow rivet, 9. keep plate, 10. extension spring, 11 real core rivets.

A-1. vehicle body doorframe, A-2. car door, A-3. door lock fixed support, A-4. lock core, A-5. spring card, A-6. glass for vehicle window.

Detailed description of the invention:

As shown in Figures 1 and 2, the utility model mainly adopts the materials such as cold-rolled steel sheet and accessory processing and fabricating, lock box 1 internal upper part is provided with lock bolt 6 fixing with lock box 1 activity by solid rivet 11 with handle 5 of unblanking, it is fixing with lock box 1 activity by hollow rivet 8 that its underpart is provided with master lock plate 2, in lock box 1, to be provided with keep plate 9 fixing with lock box 1 activity by hollow rivet 8 in middle and upper part, keep plate 9 bottom and master lock plate 2 top are movably connected by tooth mouth and extension spring 10, unblank handle 5 and lock bolt 6 is movably connected by tooth mouth with keep plate 9, the top of lock box 1 and lock box cover plate 3 is provided with location torsion spring 7, one end of location torsion spring 7 is connected with lock bolt 6, the other end is connected with lock box cover plate 3, lock box 1 is fixed by hollow rivet 8 with lock box cover plate 3, side in the middle part of lock box cover plate 3 is provided with door handle 4, with lock box cover plate 3 in one.

Lock box 1 makes the shallow cube of " U " shape by cold-rolling steel-plate punch, has 4 rotary plate workpieces in lock box 1, and four parts are all the plate parts with sweep be made up of cold-rolling steel-plate punch.They are: master lock plate 2, handle 5 of unblanking, lock bolt 6 and keep plate 9.Wherein unblank handle 5 and lock bolt 6 relies on real core rivet 11 concentric to be movably riveted on lock box 1, and keep plate 9 relies on the hollow rivet 8 of top to be movably riveted on lock box 1, and master lock plate 2 relies on the hollow rivet 8 of below to be movably riveted on lock box 1.In addition, also have extension spring 10, its one end is fixedly connected with master lock plate 2, and the other end is fixedly connected with keep plate 9.Location torsion spring 7 is the springs only having two circles, and be that circular steel wire is coiled into by section, the clubfoot one at its two ends is not on lock bolt 6, and other end is not in the fluting of lock box cover plate 3 top.

Fig. 3 is the schematic diagram that the utility model is arranged on passenger traffic electric three-wheel car door A-2, by two sunk screws, the utility model is fixedly mounted on door lock fixed support A-3, door lock fixed support A-3 makes " L " plate part by cold-rolling steel-plate punch, its one end is fixed by welding in the end of car door A-2 frame, the below of glass for vehicle window A-6, and together have special-shaped circular hole with car door A-2, lock core A-4 is installed with in this special-shaped circular hole, lock core A-4 and door lock fixed support A-3 relies on spring card A-5 to be fixed, the outside of lock core A-4 shell is shaped with the shape corresponding with special-shaped circular hole, outer end is shaped with the larger stepped round platform of diameter, push from car door A-2 outside, after plugging spring card A-5, the shell of lock core A-4 is just fixedly installed togather with car door A-2.The inner core of lock core A-4 can be pressed at ordinary times, be late for relying on contained spring to return to the original position flushed with its shell, if insert this lock key (not shown key figure) from outside, can make the inner core half-twist of lock core A-4, the inner core rear end of lock core A-4 is shaped with eccentric cylindrical protrusion.The other end (free end) of door lock fixed support A-3, by two sunk screws, is fixedly connected with door assembly.Significant improvement of the present utility model is the increase in lock bolt 6, when lock bolt 6 is pulled to the inside, lock bolt 6 rotates clockwise around real core rivet 11, the reclinate tooth mouth in its end will locking keep plate 9, now, car door A-2, by firmly locking, opens in no matter using, external-open, key are opened all cannot opening car door A-2.Only have and lock bolt 6 is outwards turned back original position, the unlatching of car door A-2 could be recovered.Left and right door lock is symmetrical structure, lock bolt 6 is all inwardly pull as locking position, outwards pull as open position, Fig. 3 is the door lock of right side car door, the effect of location torsion spring 7 makes lock bolt 6 can only rest on left and right two extreme positions, and prevent the lock bolt 6 being in lock position from the road of jolting, automatically jumping to enable possition.

Door opening A-2 has two kinds of modes: in car inward opening door with in car outward opening door.First kind of way: when car inward opening door, first lock bolt 6 is outwards turned back original position, then, then pulls handle 5 of unblanking, and by unblanking, handle 5 drives keep plate 9, and keep plate 9 is separated with master lock plate 2, and car door is opened thereupon.The second way: when car outward opening door, by Che Yue spoon opening car door, Yue spoon is inserted the inner core half-twist of lock core A-4, the inner core end of lock core A-4 is shaped with eccentric cylindrical protrusion, promotion is unblanked handle 5, by unblanking, handle 5 drives keep plate 9, and keep plate 9 is separated with master lock plate 2, and car door is opened thereupon.

Claims

1. electro-tricycle security insurance door lock, it mainly comprises: lock box, master lock plate, lock box cover plate, door handle, handle of unblanking, lock bolt, location torsion spring, hollow rivet, keep plate, extension spring, real core rivet, is characterized in that: in lock box, be provided with lock bolt fixed by solid rivet and lock box activity with handle of unblanking.

2. electro-tricycle security insurance door lock according to claim 1, is characterized in that: unblank handle and lock bolt and keep plate are movably connected by tooth mouth.

3. electro-tricycle security insurance door lock according to claim 1, is characterized in that: the top of lock box and lock box cover plate is provided with location torsion spring, and one end of location torsion spring is connected with lock bolt, and the other end is connected with lock box cover plate.

4. electro-tricycle security insurance door lock according to claim 1, is characterized in that: the side in the middle part of lock box cover plate is provided with door handle and lock box cover plate is one.