CN2621779Y - Locking means of toy 4-drive car - Google Patents

Abstract

The utility model relates to a locking device of toy four-drive car, mainly a locking structure of the car body and chassis of the toy four-drive car; the device is characterized in that the locking device is a buckling structure; the two ends are respectively provided with a hinge block respectively fixed on the inner side of the connecting place between the chassis and the frame of the back guide wheel and the back bolt; the lock head consists of the upper and lower semicircular cylindrical bodies on the back of the middle part of the car body and chassis; the positioning lock head of the cylindrical bodies is coupled with the concave hole on the inner surface of the lock buckle to form the locking device. Because the lock buckle is fixed on the chassis, the car body is not easy to lose when a child needs to replace the car body in playing; because the surface of the lock buckle is set as the exhaust pipe shape of the toy car, the device can be widely used in various toy cars.

Description

A kind of locking device of toy 4-wheel driven car

Affiliated technical field

The utility model relates to a kind of toy 4-wheel driven car, and especially a kind of locking device of toy 4-wheel driven car specifically refers to the back locking mechanism on its vehicle body of toy 4-wheel driven car and chassis.

Background technology

The locking device of existing toy 4-wheel driven car, its structure comprises vehicle body, the chassis, the front jocket wheel support, back wheel bracket, the leading section on front jocket wheel support and chassis is fixedly linked, back wheel bracket links to each other by screw with the rearward end on chassis, one jack is arranged on the front jocket wheel support, with the corresponding mutually movable bottom locking that cooperates of the inboard inserted block that is provided with in vehicle body front, body rear end has a baffle plate, center bottom is provided with a tapered end that protrudes on the baffle-panels, there are a projection and groove in the surface of touching mutually on bottom two avris of baffle plate and the chassis face, cooperate with chassis corresponding groove and projection, the tapered end of the protrusion on the vehicle body baffle plate and a snap close accessory are combined into locking device.There is certain defective in this locking device, because of the snap close accessory is loose single tiny spare and accessory parts, and the chassis of toy 4-wheel driven car is changeless, the appearance design of its vehicle body be multiple change type and can change arbitrarily, vehicle body of every conversion assembling, will assemble the snap close accessory one time, because of snap close accessory volume single tiny, only exclusive again spare and accessory parts, can not be fixed on again on vehicle body or the chassis, the frequent replacing used increased frequency, impaired probability is just high, causes the snap close spare and accessory parts to damage easily.In addition, children have the nature of playing, and tiny single spare and accessory parts remove continually and install, and use to cause easily repeatedly and lose, and just can not finish locking and cooperate, and influence the use of toy 4-wheel driven car, hit children's the interest of playing.

Summary of the invention

For unfixing, fragile, the defective of throwing out mistake without care of snap close appearance in the locking mechanism on the body rear end that overcomes existing toy 4-wheel driven car, especially 4-wheel driven car and chassis, the utility model provides a kind of toy 4-wheel driven car locking device that improves structure.This locking device is fixed on the chassis easy to use, neither can cause wearing and tearing, more can not lose mistake.

The technical scheme in the invention for solving the above technical problem is to realize like this; A kind of locking device of toy 4-wheel driven car, comprise vehicle body, the chassis, back wheel bracket, the vehicle body activity is engaged on the chassis, the middle part, rear end of vehicle body connects a gripper shoe, the gripper shoe center bottom is provided with a projection, the chassis links to each other by screw with the rear end of back wheel bracket, should be provided with locking device in continuous position, it is characterized in that described locking device is a buckle structure, its two ends are respectively equipped with hinged block, and an end of snap close is for being fixedly hinged, and the other end is that buckle-type flexibly connects, snap close two ends hinged block is separately fixed at link to each other with wheel bracket rear end, the back screw inboard at position, chassis, and the snap close inner surface is provided with a shrinkage pool.

The projection that vehicle body gripper shoe bottom described in the technique scheme is provided with is a upper semi-circle cylinder, and its corresponding inner plane is provided with a location projection; Rear end, described extreme end of chassis middle part is provided with semicylinder, and its corresponding inner plane is provided with the through hole that a corresponding lotus root with positioning convex column is closed; Upper and lower two semicircles are lived the shrinkage pool corresponding matching locking on body formation cylinder location tapered end and the snap close inner surface.

The hinged block at the snap close two ends described in the technique scheme, its end that is fixedly hinged is provided with the hinge that is connected as a single entity, respectively with through hole is coaxial fixedlys connected on chassis and the back wheel bracket hinged inside piece; Upper and lower two surfaces of the end that buckle-type flexibly connects are provided with the protruding ball in location, respectively with chassis and back wheel bracket hinged inside piece on the through hole buckle-type flexibly connect.

Good effect of the present utility model is: the position is provided with a locking device because the extreme end of chassis links to each other with back wheel bracket screw, this locking device is a buckle structure, its two ends are provided with hinged block, one end of snap close is for being fixedly hinged, the other end is that buckle-type is movably hinged, and snap close two ends hinged block is separately fixed at link to each other with the extreme end of chassis screw inboard at position of back wheel bracket.Just locking device is a fixture, is fixed on the 4-wheel driven car, is not diffusing replacing the spare parts, can not cause and lose, be not easy to damage wearing and tearing, when especially children play yet, arbitrarily how to change its appearance design moulding of motor body assembling, snap close can not be affected.Manipulate also very convenient, only need to pull snap close backward with pointing the inner surface that withstands snap close gently, snap close is just opened, vehicle body just can demolition under, if will assemble the vehicle body of another style moulding of new design, only with hand pushes snap close before pointing to, and snap close locks with regard to fastening, vehicle body and chassis lock, and manipulate very convenient.

Description of drawings:

Below in conjunction with removing figure and embodiment the utility model is elaborated:

Fig. 1 is the main TV structure partial schematic sectional view of an embodiment of the utility model;

Fig. 2 is that the utility model is looked up partial schematic sectional view;

Fig. 3 is the utility model snap close schematic rear view;

Fig. 4 is the utility model front view topology view partial schematic diagram;

Fig. 5 is the utility model snap close front view partial schematic sectional view;

Fig. 6 is that the wheel bracket master looks schematic diagram behind the utility model;

Among the figure: 1, vehicle body; 2, chassis; 3, back wheel bracket; 4, projection; 5, gripper shoe; 6, upper semi-circle cylinder; 7, positioning convex column; 8, lower half circle cylinder; 9, hinged block through hole; 10, hinged block; 11, hinged block through hole; 12, hinge; 13, through hole; 14, locate protruding ball; 15, hinged block through hole; 16, hinged block through hole; 17, screw; 18, hinged block; 19, snap close; 20, shrinkage pool; 21, tapered end;

The specific embodiment

Shown in accompanying drawing 1 to 6, a kind of locking device of toy 4-wheel driven car, comprise vehicle body 1, chassis 2, back wheel bracket 3, vehicle body 1 activity is engaged on the chassis 2, the middle part, rear end of vehicle body 1 connects a gripper shoe 5, gripper shoe 5 center bottom are provided with a projection 4, and chassis 2 links to each other by screw 17 with the rear end of back wheel bracket 3, is provided with locking device in its inboard, continuous position.Its two ends of described locking device snap close 19 structures are respectively equipped with hinged block 10,18, hinge 12 on the snap close 19 1 end hinged blocks 10, hold through hole 9,11 coaxial fixedlying connected on the hinged inside piece with chassis 2 together with back wheel bracket 3 respectively, the protruding ball 14 in location on its other end hinged block 18 is located by connecting with through hole 16,15 cassettes on the hinged block of end inboard with chassis 2 and back wheel bracket 3 respectively.The projection 4 that vehicle body 1 gripper shoe 5 center bottom are provided with is upper semi-circle cylinder 6, its corresponding inner plane is provided with through hole 13 lotus roots that location projection 7 and a rear end, middle part, 2 rear end, chassis be provided with on corresponding that semicylinder 8 is provided with and closes the location, and upper and lower semicylinder 6,8 is formed shrinkage pool 20 corresponding the locking on cylinder location tapered end 21 and snap close 19 inner surfaces, thereby the back locking device of composition toy 4-wheel driven car.Because the shackle designs of this locking device is a toy car blast pipe shape, can be widely used in various toy cars.

Claims (3)

1, a kind of locking device of toy 4-wheel driven car, comprise that vehicle body (1), chassis (2), back wheel bracket (3), vehicle body (1) activity are engaged on the chassis (2), the middle part, rear end of vehicle body (1) connects a gripper shoe (5), and gripper shoe (5) center bottom is provided with a projection (4); Chassis (2) links to each other by screw (17) with the rear end of back wheel bracket (3), should be provided with locking device in continuous position, it is characterized in that described locking device is a snap close (a 19) structure, its two ends are respectively equipped with hinged block (10,18), one end of snap close (19) is for being fixedly hinged, the other end is that buckle-type flexibly connects, snap close (19) two ends hinged blocks (10,18) are separately fixed at link to each other with the screw (17) of wheel bracket (3) rear end, the back inboard at position, chassis (2), and snap close (19) inner surface is provided with a shrinkage pool (20).

2, according to the locking device of the described a kind of toy 4-wheel driven car of claim 1, it is characterized in that the projection (4) that vehicle body (1) gripper shoe (5) bottom is provided with is a upper semi-circle cylinder (6), its corresponding inner plane is provided with a location projection (7); Rear end, middle part, rear end, chassis (2) is provided with semicylinder (8), and its corresponding inner plane is provided with a through hole (13) that closes with the corresponding lotus root of positioning convex column (7); Upper and lower two half-cylinders (6,8) constitutes cylinder location tapered end (21) and locks with shrinkage pool (20) corresponding matching on snap close (19) inner surface.

3, according to the locking device of the described a kind of toy 4-wheel driven car of claim 1, its end that is fixedly hinged of hinged block (10,18) that it is characterized in that snap close (19) two ends is provided with the hinge (12) that is connected as a single entity, respectively with chassis (2) and back wheel bracket (3) hinged inside piece on coaxial the fixedlying connected of through hole (9,11); Upper and lower two surfaces of an end that its buckle-type flexibly connects are provided with location protruding ball (14), respectively with chassis (2) and back wheel bracket (3) hinged inside piece on the flexible connection of through hole (16,15) buckle-type.

Images