CN201009697Y

CN201009697Y - Ball clamping type fixture for vehicle tail end vehicle carrying frame

Info

Publication number: CN201009697Y
Application number: CNU2007200049761U
Authority: CN
Inventors: 王秋桂
Original assignee: King Rack Industrial Co Ltd
Current assignee: King Rack Industrial Co Ltd
Priority date: 2007-03-06
Filing date: 2007-03-06
Publication date: 2008-01-23
Anticipated expiration: 2017-03-06

Abstract

The utility model relates to a car tail end is taken frame and is pressed from both sides ball formula anchor clamps, contain a cock body, a cladding piece, a bell jar, a knob etc., wherein, by the flange head of this cladding piece cladding cock body of bell of partition, then according to the preface via the screw end of the cock body embolia with take the bell jar body that the frame combines and adorn the knob, this knob of screwing at last makes the cladding piece buckle on the trailer ball of car tail end with compelling the bell jar, reach promptly and take the frame to be the purpose of being in the car tail end, and utilize the tool to lock of seting up in the knob, restrict the displacement and reach the function of preventing stealing with the knob.

Description

A kind of vehicle tail end portable frame ball-clip type clamp

Technical field

The utility model relates to a kind of vehicle tail end portable frame ball-clip type clamp, is to allow portable frame fasten a kind of safeguard construction device on the tow ball of vehicle tail end.

Background technology

See also Fig. 8 a, 8b, it is " being installed in the bicycle holder structural improvement on the automobile " disclosed known structure of TaiWan, China patent announcement number No. 441540, be to be provided with permanent seat 70 in portable frame 62 ends, the lower plate 711 of this hollow holders 7, be formed with slotted hole 712 and periphery be formed be arcuation by portion 713, in addition but upper plate 714 is provided with and runs through and screw 72 that the voltage supply bar is screwed into, so, permanent seat 70 can be inserted on the tow ball 61 of automobile with its slotted hole 712 covers, and utilize the depression bar 73 that is screwed into directly to replace on tow ball 61, make by portion 713 and fit mutually firmly with tow ball 61 edge.

Above-mentioned known tow ball anchor clamps are to utilize depression bar to fix to concentrate force mechanism that tow ball is pressed into by portion, because of depression bar stressed bigger, easily make depression bar bending or screw thread impaired, and whole tow ball anchor clamps are scrapped, and, again because depression bar is not established SPRING WASHERS, the doubt that depression bar is had get loose, can cause the disengaging of tow ball and portable frame and lead to traffic accident, very dangerous when allowing driving.

In addition, the tow ball anchor clamps that this is known, outside the wrench of not establishing lockset and depression bar was exposed to, anyone can unclamp it and steal portable frame.

Summary of the invention

Main purpose of the present utility model is to provide a kind of vehicle tail end portable frame ball-clip type clamp easy to use, makes that this tow ball and chuck body thereof are stressed divides equally, and makes its structure safer, with the safety on guaranteeing to drive a vehicle.

Another purpose of the present utility model is to provide a kind of vehicle tail end portable frame ball-clip type clamp of tool anti-theft, when abdicating outer the tourism, need not worry that portable frame is stolen.

To achieve these goals, the utility model provides a kind of vehicle tail end portable frame ball-clip type clamp, comprises: a key is that an end is the head end of flange and the round bar that the other end has screw thread, and its screw thread book office is provided with groove;

One coating member, its body is that a cylinder is established in a bell upper surface, and this cylinder book office is established a clevis eye groove, and along the radially isodisperse equal portions of this coating member, establish a ball groove that can coat tow ball in the abdomen of this coating member, the inside of its upper end also establishes one can coat a croze of being inverted the collar head of key;

One bell-jar is the whole outward appearance body of interior tool one room of abdomen and the described coating member of arranging in pairs or groups, and the upper surface of this bell-jar is provided with a through hole of establishing with the key string again, and the book office of this bell-jar links with a place that is taken thing;

One knob is to push against bell-jar with the thread end that screws in key, and sets up a lockset that can limit this knob displacement;

When the utility model is established in group, to be coated the collar head of inversion key and the tow ball of vehicle tail end by the coating member of five equilibrium, be inserted in bell-jar and load onto knob via being inverted the key thread end in regular turn then, screw this knob at last and fully firmly fit in coating member and coating member is closely buckled on the tow ball of vehicle tail end with the room of packing bell-jar.

In other words, a kind of vehicle tail end portable frame ball-clip type clamp that the utility model provides comprises a key, one coating member, one bell-jar, one knob, wherein, to be coated the collar head of key and the tow ball of vehicle tail end by the bell coating member of five equilibrium, be inserted in the bell-jar that combines with portable frame and load onto knob via key in regular turn then, screwing this knob at last tightly is buckled on the tow ball of vehicle tail end coating member with the packing bell-jar, it is tight on the tow ball of vehicle tail end promptly reaching portable frame, and utilizes a lockset of being located in this knob, and the knob limiting displacement reached the function of anti-theft and guarantee to drive a vehicle on safety.

Learn that by above explanation the utility model is compared prior art, can reach following effect:

The utility model is easy to use, is after being inserted in tow ball, gentlier forces in knob, the utility model can be fastened on the tow ball of vehicle tail end.

The utility model is that portable frame gravity is scattered in originally on one's body a kind of structure of vehicle tail end spheroid and anchor clamps, makes the utility model safe, can not spawn the traffic accident accident to guarantee traffic safety.

Set up a lockset on the utility model knob, make and to unclamp knob and portable frame is stolen.

Description of drawings

Fig. 1 is a stereo appearance figure of the present utility model;

Fig. 2 is a three-dimensional exploded view of the present utility model;

Fig. 3 is the action scheme drawing that coating member of the present utility model is inserted in the vehicle tail end tow ball;

Fig. 4 is a combination section of the present utility model;

Fig. 5 a is the stereo appearance figure of the coating member of another embodiment of the present utility model;

Fig. 5 b is the combination section of another embodiment of the present utility model;

Fig. 6 is the illustrative view of the projection on the lockset of the present utility model;

Fig. 7 is the enforcement aspect figure that is used for automobile of the present utility model;

Fig. 8 a is the stereo appearance figure of known structure;

Fig. 8 b is the three-dimensional exploded view of known structure.

Description of reference numerals

10 vehicle tail end portable frame ball-clip type clamps

20 keys, 21 collar heads

22 screw threads, 23 grooves

30 coating members, 31 ball grooves

32 crozes, 33 squares

34 cylinders, 35 clevis eye grooves

36 O shapes ring 37 is escaped hopper

40 bell-jars, 41 rooms

42 book offices, 43 through holes

50 knobs, 51 knob bodies

52 nuts, 53 storage tanks

54 locksets, 541 lock bodies

542 keys insert mouthful 543 projections

55 keys, 61 tow balls

62 portable frames, 63 automobiles

70 permanent seats

711 lower plates, 712 slotted holes

713 by portion's 714 upper plates

72 screws, 73 depression bars

The specific embodiment

See also shown in Fig. 1,2, the utility model is a kind of vehicle tail end portable frame ball-clip type clamp 10, comprises a key 20, one coating members 30, one bell-jars 40, one knobs 50 etc., wherein,

This key 20 is that an end is the round bar that collar head 21 ends and the other end have screw thread 22, and its screw thread book office is provided with groove 23;

This coating member 30, its body is that a square 33 is established in a bell upper surface, a cylinder 34 is also established in these square 33 upper ends, these cylinder 34 book offices are established a clevis eye groove 35, and radially isodisperse equal portions along this coating member 30, and establish a ball groove 31 that can coat tow ball 61 in the abdomen of this coating member 30, also establish one in the abdomen of its upper end square 33 and can coat a croze 32 of being inverted key 20;

This bell-jar 40 is bodies of the whole outward appearance of tool one room 41 and the above-mentioned coating member 30 of arranging in pairs or groups in the abdomen, and the upper surface of this bell-jar 40 is provided with a through hole 43 again, and the book office 42 of this bell-jar is that a place with portable frame 62 links;

This knob 50 is that the lower end of a knob body 51 is established a nut 52, a key storage tank 53, reached a lockset 54, and wherein, this lockset 54 can limit knob 50 displacements.

See also Fig. 3 again, shown in 4, when the utility model is established in group, be utilize O shape ring 36 to be placed in to coat one be inverted key 20 collar head 21 by the clevis eye groove 35 on the cylinder 34 of a coating member 30 of five equilibrium, one key 20 and a coating member 30 are given combination, make this coating member 30 as opening tow ball 61 as the umbrella to be inserted in vehicle tail end, being inverted key 20 screw threads 22 ends via one in regular turn then is inserted in a bell-jar 40 and loads onto a knob 50, screw this knob 50 at last, utilizing a nut 52 of these knob 50 lower ends to lock key 20, fully firmly to fit in coating member 30 with the room 41 of packing bell-jar 40 peripheral and coating member 30 is closely buckled on the tow ball 61 of vehicle tail end, simultaneously, key 20 storage tanks 53 of this knob 50 are to insert for key 20 screw threads 22 ends.

In addition, the square 33 of special narration one coating member 30 is provided with, wherein, this square 33 has the effect that does not make bell-jar 40 rotations and allow portable frame 62 location, and coating member 30 also can have many places in the structural safety situation that does not influence its coating tow ball 62 and escape hopper 37, with the saving in material cost, as Fig. 5 a, 5b those shown.

See also knob shown in Figure 6 50 and establish a lockset 54, wherein this lockset 54 is to be located at key storage tank 53 sides, but the projection 543 of a cross travel is established in the below of its lock body 541, and this projection 543 be can be with the rotation of inserting key interlock, and make this projection 543 embed groove 23 on the key 20 because of cross travel, limiting this knob 50 displacements, and reach the purpose of anti-theft.

See also shown in Figure 7, be that a portable frame 62 is provided with the utility model, and the utility model is fastened situation on the tow ball 61 of automobile 63 tail ends, and the utility model is the periphery that the weight on the portable frame 62 is disperseed fully tow ball, forms a kind of portable frame 62 of a firm safety.

In sum, the utility model " a kind of vehicle tail end portable frame ball-clip type clamp ", be meant that a kind of bell cover body that utilizes bell coating member and be located at portable frame is to fasten the tow ball of vehicle tail end, if a knob is fastened in vehicle tail end by portable frame with this cover body of packing, the weight average of portable frame is imposed on the tow ball, make integral structure safer, enclose lockset at its knob again, make the utility model have the anti-theft function concurrently.

Need to prove, the above is the know-why that specific embodiment of the utility model is used, when if the change of doing according to conception of the present utility model, the function that it produced do not exceed spiritual that specification sheets and accompanying drawing contain yet, all should be in scope of the present utility model.

Claims

1. vehicle tail end portable frame ball-clip type clamp is characterized in that comprising:

One key is that an end is the common end of flange and the round bar that the other end has screw thread, and its screw thread book office is provided with groove;

Coated the collar head of inversion key and the tow ball of vehicle tail end by the coating member of five equilibrium, be inserted in bell-jar and load onto knob via being inverted the key thread end in regular turn, screw this knob and fully firmly fit in coating member and coating member is closely buckled on the tow ball of vehicle tail end with the room of packing bell-jar.

2. vehicle tail end portable frame ball-clip type clamp according to claim 1, it is characterized in that, the body of this coating member is that a square is established in bell upper end, this square upper end is established cylinder again, and this cylinder peripheral book office is established the clevis eye groove, along the radially isodisperse equal portions of this coating member, establish the ball groove that can coat tow ball in the abdomen of this coating member again, also establish in the abdomen at its square place, upper end and can coat the croze of being inverted key.

3. vehicle tail end portable frame ball-clip type clamp according to claim 1 and 2 is characterized in that, is provided with cell type by this coating member of five equilibrium and escapes hopper.

4. vehicle tail end portable frame ball-clip type clamp according to claim 3 is characterized in that, establishes in the clevis eye groove of an O shape ring resilience body with the cylinder peripheral book office that is inserted in this coating member.

5. vehicle tail end portable frame ball-clip type clamp according to claim 1 is characterized in that, the lower end of this knob establish a nut can with this knob interlock, push against bell-jar with the thread end that screws in key.

6. vehicle tail end portable frame ball-clip type clamp according to claim 1 or 5, it is characterized in that, this knob is set up a lockset that limits its displacement, and having one in the lock body below can be with the start projection that inserts the key interlock, but this projection cross travel and embed groove on the key.