CN208411689U - A kind of Novel trailer device - Google Patents

Abstract

The utility model discloses a kind of Novel trailer devices, including the first sliding block, sliding slot, universal wheel, first limited block, L-type clamping plate, anti-skidding marble, first knob, telescopic device, snap ring, fixed plate, fastening nut, threaded rod and screw shell, the telescopic device is connected with snap ring by nylon rope, the both ends of the telescopic device pass through articulate and are connected with fixed plate, the bottom correspondence of the fixed plate is equipped with universal wheel, sliding slot is offered at the top center of the fixed plate, the inside correspondence of the sliding slot is equipped with the first sliding block, screw shell has been bolted at the top of first sliding block, L-type clamping plate has been bolted at the top of the screw shell, the side of the L-type clamping plate has been uniformly embedded into anti-skidding marble, the two sides of the screw shell are provided with fastening nut, the threaded rod passes through two spiral shells Line sleeve and four fastening nuts, the vehicle drawing unit, have the characteristics that clip fastening and it is practical.

Description

A kind of Novel trailer device

Technical field

The utility model relates to vehicle drawing unit technical field, specially a kind of Novel trailer device.

Background technique

With gradually increasing for vehicle, vehicle disorderly stops the case where leaving about and increasingly increases.It is narrow and not in traffic route simultaneously Just trailer bus enters the place for implementing troubleshooting, once traffic accident occurs, the mobile of vehicle will become problem.For this feelings Condition is then needed using to vehicle drawing unit.

And in existing vehicle drawing unit, there is a problem of that clip is loose and practicability is weak.Often it can be sent out during clip The degree of stability of raw slip phenomenon and clip is low；Simultaneously troubleshooting processing, limitation can not be carried out for the vehicle of any wheelspan Greatly.Therefore, it designs a kind of clip fastening and practical Novel trailer device is necessary.

Utility model content

The purpose of this utility model is to provide a kind of Novel trailer devices, to solve mentioned above in the background art ask Topic.

In order to solve the above-mentioned technical problem, the utility model provides the following technical solutions: a kind of Novel trailer device, including the One sliding block, sliding slot, universal wheel, the first limited block, L-type clamping plate, anti-skidding marble, the first knob, telescopic device, snap ring, fixed plate, Fastening nut, threaded rod and screw shell, the telescopic device are connected with snap ring, the both ends of the telescopic device by nylon rope Fixed plate is connected with by articulate, the bottom correspondence of the fixed plate is equipped with universal wheel, the top of the fixed plate Sliding slot is offered at center, the inside correspondence of the sliding slot is equipped with the first sliding block, passes through bolt at the top of first sliding block It is fixed with screw shell, L-type clamping plate has been bolted at the top of the screw shell, the side of the L-type clamping plate is uniform Be embedded with anti-skidding marble, the two sides of the screw shell are provided with fastening nut, the threaded rod pass through two screw shells and Four fastening nuts, and both ends have been bolted the first limited block and the first knob respectively；The telescopic device by sliding rail, Shaft, the second sliding block, portable pillar, rack gear, the second limited block, fixing seat, gear, square hole and the second knob composition, it is described solid The two sides of reservation correspondence offers square hole, and the top inner wall of the fixing seat is corresponding with bottom interior wall to be equipped with sliding rail, institute The both ends for stating sliding rail have been bolted the second limited block, and the inside of the sliding rail is equipped with the second sliding block, and described second The side of sliding block has been bolted portable pillar, and the side insertion of the portable pillar is equipped with rack gear, and rack gear is across rectangular Hole, the shaft pass through at the side center of fixing seat, and external by being welded with gear, and the wheel and rack is to nibble Connection is closed, one end of the shaft has been bolted the second knob.

Further, the shaft is flexibly connected with fixing seat by bearing.

Further, the screw thread side inside two screw shells there are four the screw shells, and in each fixed plate To opposite.

It further, is fit structure between the screw shell and fastening nut and threaded rod.

Further, it is connected between the two sides inner wall of the sliding slot and the non-conterminous side inner wall of two the first sliding blocks slow Rush spring.

Compared with prior art, the utility model beneficial effect achieved is:

1: the vehicle drawing unit first rotates the first knob and drives threaded rod when the vehicle drawing unit need to carry out clip operation with tire Rotation, by the hand of spiral inside two screw shells in each fixed plate on the contrary, screw shell and fastening nut and screw thread It is fit structure between bar, so that threaded rod drives two screw shell synchronous relative motions, tire is put into two L later Between type clamping plate, then the first knob is rotated slowly, until tire and two L-type clamping plate clampings, finally screw fastening nut, it is right The position of screw shell is fixed, in order to avoid the case where screw shell shifts during the motion, and the one of L-type clamping plate Side has been uniformly embedded into anti-skidding marble, efficiently avoids the generation of slip phenomenon when clip, greatly improves stabilization when clip Degree helps to improve the tightness when vehicle drawing unit clip；

2: when the vehicle for being directed to different wheelspans, when needing to carry out scaling operation, first rotating second knob drives shaft rotation, It is flexibly connected with fixing seat by bearing by shaft, the outside of shaft then turns shaft driven gear and turn by being welded with gear It is dynamic, it is engagement connection by wheel and rack, the side insertion of portable pillar is equipped with rack gear, and rack gear passes through square hole, so that gear Portable pillar movement is driven, and stretches out or retracts out of square hole, and then troubleshooting processing can be carried out for the vehicle of different wheelspans, The convenience and adaptability when use are greatly improved, the practicability of the vehicle drawing unit is helped to improve.

Detailed description of the invention

Attached drawing is used to provide a further understanding of the present invention, and constitutes part of specification, practical with this Novel embodiment is used to explain the utility model together, does not constitute limitations of the present invention.In the accompanying drawings:

Fig. 1 is the overall structure diagram of the utility model；

Fig. 2 is the telescopic device structural schematic diagram of the utility model；

Fig. 3 is the telescopic device side structure schematic diagram of the utility model；

In figure: 1, the first sliding block；2, sliding slot；3, universal wheel；4, the first limited block；5, L-type clamping plate；6, anti-skidding marble；7, First knob；8, telescopic device；9, snap ring；10, fixed plate；11, fastening nut；12, threaded rod；13, screw shell；14, sliding Rail；15, shaft；16, the second sliding block；17, portable pillar；18, rack gear；19, the second limited block；20, fixing seat；21, gear；22, Square hole；23, the second knob.

Specific embodiment

The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are without making creative work Every other embodiment obtained, fall within the protection scope of the utility model.

Fig. 1-3 is please referred to, the utility model provides a kind of technical solution: a kind of Novel trailer device, including the first sliding block 1, Sliding slot 2, universal wheel 3, the first limited block 4, L-type clamping plate 5, anti-skidding marble 6, the first knob 7, telescopic device 8, snap ring 9, fixed plate 10, fastening nut 11, threaded rod 12 and screw shell 13, telescopic device 8 are connected with snap ring 9 by nylon rope, telescopic device 8 Both ends pass through articulate and are connected with fixed plate 10, and the bottom correspondence of fixed plate 10 is equipped with universal wheel 3, the top of fixed plate 10 Offer sliding slot 2 at portion center, the inside of sliding slot 2 is corresponding to be equipped with the first sliding block 1, the two sides inner wall of sliding slot 2 and two first It is connected with buffer spring between the non-conterminous side inner wall of sliding block 1, convenient for the buffering effect in direction of improving the standard, the first sliding block 1 Top be bolted screw shell 13, there are four screw shells 13, and two in each fixed plate 10 thread bush The hand of spiral of 13 inside of cylinder is on the contrary, synchronizing in opposite directions or relative motion convenient for two screw shells 13, the top of screw shell 13 Portion has been bolted L-type clamping plate 5, and the side of L-type clamping plate 5 has been uniformly embedded into anti-skidding marble 6, and the two sides of screw shell 13 are set It is equipped with fastening nut 11, threaded rod 12 passes through two screw shells 13 and four fastening nuts 11, screw shell 13 and fastening spiral shell It is fit structure between mother 11 and threaded rod 12, convenient for the rotation of threaded rod 12, and both ends have been bolted the respectively One limited block 4 and the first knob 7；Telescopic device 8 is by sliding rail 14, shaft 15, the second sliding block 16, portable pillar 17, rack gear 18, second Limited block 19, fixing seat 20, gear 21, square hole 22 and the second knob 23 composition, the two sides of fixing seat 20 correspondence offer Square hole 22, the top inner wall of fixing seat 20 is corresponding with bottom interior wall to be equipped with sliding rail 14, and the both ends of sliding rail 14 pass through bolt It is fixed with the second limited block 19, the inside of sliding rail 14 is equipped with the second sliding block 16, and the side of the second sliding block 16 is bolted There is portable pillar 17, the side insertion of portable pillar 17 is equipped with rack gear 18, and rack gear 18 passes through square hole 22, and shaft 15, which passes through, fixes At the side center of seat 20, shaft 15 is flexibly connected with fixing seat 20 by bearing, and convenient for the rotation of shaft 15, and outside passes through It is welded with gear 21, gear 21 is to engage connection with rack gear 18, and one end of shaft 15 has been bolted the second knob 23；When the vehicle drawing unit need to carry out clip operation with tire, first rotates the first knob 7 and threaded rod 12 is driven to rotate, by each solid The hand of spiral inside two screw shells 13 on fixed board 10 on the contrary, screw shell 13 and fastening nut 11 and threaded rod 12 it Between be fit structure so that threaded rod 12 drive two 13 synchronous relative motions of screw shell, tire is put into two L later Between type clamping plate 5, then the first knob 7 is rotated slowly, until tire and two 5 clampings of L-type clamping plate, finally screw fastening nut 11, the position of screw shell 13 is fixed, in order to avoid the case where screw shell 13 shifts during the motion, and in L The side of type clamping plate 5 has been uniformly embedded into anti-skidding marble 6, efficiently avoids the generation of slip phenomenon when clip, greatly improves Degree of stability when clip helps to improve the tightness when vehicle drawing unit clip；When be directed to different wheelspans vehicle, need into When row scaling operation, first rotating second knob 23 drives shaft 15 to rotate, and is connected with fixing seat 20 by bearing activity by shaft 15 It connects, the outside of shaft 15 is by being welded with gear 21, then shaft 15 is rotated with moving gear 21, is by gear 21 and rack gear 18 The side insertion of engagement connection, portable pillar 17 is equipped with rack gear 18, and rack gear 18 passes through square hole 22, so that 21 drive activity of gear Column 17 moves, and stretches out or retract out of square hole 22, and then can carry out troubleshooting processing for the vehicle of different wheelspans, significantly The convenience and adaptability when use are improved, the practicability of the vehicle drawing unit is helped to improve.

It should be noted that, in this document, relational terms such as first and second and the like are used merely to a reality Body or operation are distinguished with another entity or operation, are deposited without necessarily requiring or implying between these entities or operation In any actual relationship or order or sequence.Moreover, the terms "include", "comprise" or its any other variant are intended to Non-exclusive inclusion, so that the process, method, article or equipment including a series of elements is not only wanted including those Element, but also including other elements that are not explicitly listed, or further include for this process, method, article or equipment Intrinsic element.

Finally, it should be noted that the above descriptions are merely preferred embodiments of the present invention, it is not limited to this Utility model, although the utility model is described in detail with reference to the foregoing embodiments, for those skilled in the art For, it is still possible to modify the technical solutions described in the foregoing embodiments, or to part of technical characteristic It is equivalently replaced.Within the spirit and principle of the utility model, any modification, equivalent replacement, improvement and so on, It should be included within the scope of protection of this utility model.

Claims (5)

1. a kind of Novel trailer device, including the first sliding block (1), sliding slot (2), universal wheel (3), the first limited block (4), L-type clamping plate (5), anti-skidding marble (6), the first knob (7), telescopic device (8), snap ring (9), fixed plate (10), fastening nut (11), screw thread Bar (12) and screw shell (13), it is characterised in that: the telescopic device (8) is connected with snap ring (9) by nylon rope, described to stretch The both ends of compression apparatus (8) pass through articulate and are connected with fixed plate (10), and the bottom correspondence of the fixed plate (10) is equipped with Universal wheel (3) offers sliding slot (2) at the top center of the fixed plate (10), and the inside correspondence of the sliding slot (2) is equipped with First sliding block (1) has been bolted screw shell (13) at the top of first sliding block (1), the screw shell (13) Top be bolted L-type clamping plate (5), the side of the L-type clamping plate (5) has been uniformly embedded into anti-skidding marble (6), described The two sides of screw shell (13) are provided with fastening nut (11), and the threaded rod (12) passes through two screw shells (13) and four Fastening nut (11), and both ends have been bolted the first limited block (4) and the first knob (7) respectively；The telescopic device (8) by sliding rail (14), shaft (15), the second sliding block (16), portable pillar (17), rack gear (18), the second limited block (19), fixing seat (20), gear (21), square hole (22) and the second knob (23) composition, the corresponding side of offering in the two sides of the fixing seat (20) Shape hole (22), the top inner wall of the fixing seat (20) is corresponding with bottom interior wall to be equipped with sliding rail (14), the sliding rail (14) Both ends have been bolted the second limited block (19), and the inside of the sliding rail (14) is equipped with the second sliding block (16), described The side of second sliding block (16) has been bolted portable pillar (17), and the side insertion of the portable pillar (17) is equipped with rack gear (18), and rack gear (18) passes through square hole (22), and the shaft (15) passes through at the side center of fixing seat (20), and external logical It crosses and is welded with gear (21), the gear (21) is to engage connection with rack gear (18), and one end of the shaft (15) passes through Bolt is fixed with the second knob (23).

2. a kind of Novel trailer device according to claim 1, it is characterised in that: the shaft (15) and fixing seat (20) are logical Cross bearing flexible connection.

3. a kind of Novel trailer device according to claim 1, it is characterised in that: there are four the screw shells (13), and The hand of spiral of two screw shells (13) inside on each fixed plate (10) is opposite.

4. a kind of Novel trailer device according to claim 1, it is characterised in that: the screw shell (13) and fastening nut It (11) is fit structure between threaded rod (12).

5. a kind of Novel trailer device according to claim 1, it is characterised in that: the two sides inner wall and two of the sliding slot (2) Buffer spring is connected between a non-conterminous side inner wall of first sliding block (1).