The caravan towing hook
Technical field
The utility model relates to a kind of hook-towing device that caravan travels that draws, and specifically relates to a kind of caravan towing hook.
Background technology
In the prior art, caravan traction towing hook structure is all very complicated, has both increased the weight of the weight of main car, also caravan is caused certain potential safety hazard.On the other hand, along with the model difference of main car, towing hook can't satisfy its commonality.
The utility model content
In order to solve the problems of the technologies described above, the purpose of this utility model is to provide a kind of compact conformation, commonality caravan towing hook preferably.
The technical solution adopted in the utility model is as follows:
The caravan towing hook comprises also comprising the towing hook of traction function:
Towing hook one end passes the towing hook firm banking, and captives joint with nut by flat key; A towing hook crossbeam is welded at towing hook firm banking two ends respectively; The other end welding towing hook supporting plate of towing hook crossbeam, and be welded with reinforced rib; In addition, also be provided with the towing hook support, towing hook support and towing hook supporting plate are provided with corresponding connecting bore.
Comparatively perfect is also to be provided with the bullet pad between towing hook and the nut; The towing hook support is provided with reinforced rib, and the top is provided with mounting hole.
The utility model caravan towing hook compact conformation, commonality is better, to main car vehicle without limits, is fixed in main car by towing hook support mounting hole, can realize the installation of towing hook, thereby realizes the traction of caravan.
Description of drawings
Fig. 1 is the structural representation of the utility model caravan towing hook.
Fig. 2 be among Fig. 1 A-A to cross-sectional view.
Among Fig. 1-2,1-towing hook, 2-towing hook firm banking, 3-flat key, 4-nut, 5-bullet pad, 6-towing hook crossbeam, 7-towing hook supporting plate, 8-towing hook crossbeam reinforced rib, 9-towing hook support, 10-connecting bore, 11-towing hook support reinforced rib, 12-mounting hole.
The specific embodiment
For the ease of it will be appreciated by those skilled in the art that the utility model is further described below in conjunction with accompanying drawing.
Among Fig. 1, the caravan towing hook, towing hook 1 one ends pass towing hook firm banking 2, and are fixed together by flat key 3 and nut 4, are provided with the bullet pad between towing hook 1 and nut 4, make it fastening.
A towing hook crossbeam 6 is welded at towing hook firm banking 2 two ends respectively, and towing hook crossbeam 6 uses rectangular tube, and towing hook firm banking 2 two ends are inserted in respectively in the towing hook crossbeam 6, realizes installing by welding again.
The other end of towing hook crossbeam 6 welding towing hook supporting plate 7 in addition, by welding towing hook crossbeam reinforced rib 8, connects the three fastening, and strengthens its intensity.
Among Fig. 2, towing hook support 9 interconnects by connecting bore 10 and the towing hook supporting plate 7 that is provided with, and the top is provided with is convenient to the mounting hole 12 that the utility model is installed.In order to strengthen the intensity of towing hook support 9, at towing hook support 9 welded top towing hook support reinforced ribs.