CN205292593U - Screw is from locking -type auxiliary trolley - Google Patents

Abstract

Screw is from locking -type auxiliary trolley relates to broken -down car wheel assistant processing equipment field, especially relates to the improvement that is used for moving the equipment of fortune broken -down car wheel. The utility model provides a structure exquisiteness, convenient to use and operating time are short, can carry out reliable support and stable centre gripping to the trouble wheel during use to the wheel makes the usable auxiliary trolley of operating personnel replace the trouble wheel, proceed the screw is from locking -type auxiliary trolley that certain short distance was gone after breaking down. Clamping components still includes four piece at least translation poles, translation pole and translation splint one -to -one, translation pole fixed connection on the automobile body, and be located the screw rod below, cup joint the bottom of translation splint the translation pole. Effectively solved the defect that exists among the prior art, had good reliability, a stable in structure, the load is big, the centre gripping is effectual and need not the characteristics of external power supply.

Description

Screw thread self-locking formula accessory cart

Technical field

The utility model relates to fault wheel auxiliary treatment apparatus field, particularly relates to the improvement of the equipment for movement fault wheel.

Background technology

At present, people in the face of blowing out, the fault such as gas leakage time, usually elder generation's vehicle is moved to safety area, then carries out the replacing of spare tyre; Like this, causing following problem: one, after wheel fault, vehicle moves very difficult, and start vehicle by force and will cause the damage of wheel hub, serious even causes traffic accident because being difficult to manipulation; Two, along with the development of automobile, anti-theft bolt is also applied in vehicle more and more widely, and therefore, once its special anti-theft nut is lost, car owner then must expend very long time wait trailer when in the face of wheel fault; Three, car owner is when changing spare tyre voluntarily, usually has the longer operating time, therefore, also significantly increases the risk of traffic jam.

Practical novel content

The utility model is for above problem, propose a kind of delicate structure, easy to use and the operating time is short, can carry out fault wheel supporting reliably and stable clamping during use, so that operator can utilize accessory cart to replace fault wheel, after wheel breaks down, proceed the screw thread self-locking formula accessory cart that certain short distance travels.

The technical solution of the utility model is: comprise car body, walking assembly and clamp assembly, and described walking assembly comprises some walkings being connected to vehicle bottom and takes turns, car body can be moved freely on ground;

Described clamp assembly comprises two supporting rolls and two to translation clamping plate, the termination of two described supporting rolls is all hinged in car body and the two is parallel to each other, the rotation direction that termination, the both sides place of described supporting roll is fixedly connected with screw thread along its axial screw rod of setting and the screw rod of same supporting roll both sides respectively is contrary, and the bottom of described translation clamping plate is socketed described screw rod and is connected with described screw flight.

Described clamp assembly also comprises at least four translation bars, and described translation bar and translation clamping plate one_to_one corresponding, described translation bar is fixedly connected on car body and is positioned at below described screw rod, and the bottom of described translation clamping plate is socketed described translation bar.

Described translation clamping plate are provided with flexible briquetting two towards a side end face of car body.

It is positioned at two described supporting roll the same side two screw rods to be linked by synchronous band.

The side of described car body is hinged with crashproof wheel, and the described crashproof root edge taken turns is higher than the root edge of walking wheel and crashproof takes turns the front end extending out to car body.

Described walking assembly comprises the walking wheel that four arranged and be hinged on vehicle bottom in the same way.

Described walking assembly comprises the walking wheel that eight arranged and be hinged on vehicle bottom in the same way.

Two described walking wheels are one group, and described in four groups, walking wheel point is located at four corner positions of car body;

Described walking assembly also comprises four balancing shafves and four balance arms, and two walking wheels of same group are hinged on the two ends of balance arm respectively, and the middle part of described balance arm is hinged by balancing shaft and car body.

When the utility model uses, first fault wheel can be sailed in the car body of accessory cart, again by clamp assembly clamp fault wheel make it relative with accessory cart fixing so that hereafter can stablize by the several rows travelling wheel below car body, reliably replacement fault wheel carry out short distance traveling. Herein it should be understood that affect by vehicle self-characteristic, can a rotation of wheel, a wheel fixing during vehicle movement, therefore, there is extremely high feasibility and the scope of application very widely in this case. This case efficiently solves in prior art the defect existed, and has that good reliability, Stability Analysis of Structures, load are big, good clamping effect and a feature without the need to external connection power source.

Accompanying drawing explanation

Fig. 1 is the using state reference drawing of this case,

Fig. 2 is the vertical view of Fig. 1;

Fig. 3 is the using state reference drawing of this case optimal enforcement example,

Fig. 4 is the vertical view of Fig. 3;

In figure, 1 is car body, and 11 is guide swash plate, and 2 is walking assembly, and 20 is walking wheel; 3 is clamp assembly; 321 is supporting roll, and 3210 is screw rod, and 322 is translation clamping plate, and 323 is synchronous band; 4 is fault wheel.

Embodiment

The utility model is as Figure 1-4, comprise car body 1, walking assembly 2 and clamp assembly 3, described walking assembly 2 comprises and some is connected to the wheel of the walking bottom car body 1 20, car body 1 can be moved freely on ground, and described clamp assembly 3 is connected on car body 1 and for clamping described fault wheel 4. During use, first fault wheel can be sailed in the car body of accessory cart, again by clamp assembly clamp fault wheel make it relative with accessory cart fixing so that hereafter can stablize by the several rows travelling wheel below car body, reliably replacement fault wheel carry out short distance traveling. Herein it should be understood that affect by vehicle self-characteristic, can a rotation of wheel, a wheel fixing during vehicle movement, therefore, there is extremely high feasibility and the scope of application very widely in this case. This case efficiently solves in prior art the defect existed, and has that good reliability, Stability Analysis of Structures, load be big and the feature of good clamping effect.

Described car body is skeleton construction and comprises front framework, rear frame and at least two pipe connectings, the parallel setting of pipe connecting described in two, described front framework is fixedly connected on the front end of pipe connecting, and described rear frame is fixedly connected on the rear end of pipe connecting, and described pipe connecting is telescopic tube. Like this so that the entire length of car body can be regulated by operator easily, thus be applicable to the fault wheel of plurality of specifications size within the specific limits.

Dismountable being connected with in the side of described car body 1 guides swash plate 11, and the both sides of the end face of described guiding swash plate 11 are also fixedly connected with side shield.Like this, can convenient, efficient fault wheel be sent in accessory cart. Also in guiding the top of swash plate arrange contact warning device, thus when being sent in accessory cart by fault wheel, certain reminding effect can be played during actual use.

Described guiding swash plate comprise two be hinged partly guide swash plate. Make to guide swash plate to fold easily to pack up, it is convenient to store, carry.

The bottom of described guiding swash plate 11 is also provided with instrument Storage Box. Thus carry out the instrument such as torch light, spanner receiving easily, storing.

The side of described car body 1 is hinged with crashproof wheel, and the described crashproof root edge taken turns is higher than the root edge of walking wheel 20 and crashproof takes turns the front end extending out to car body 1. Like this, on the one hand, the impact damage that accessory cart is caused by ground prominence can effectively be reduced; On the other hand, when vehicle is climbed, the crashproof setting taken turns can play the effect of effective buffering, transition. In addition, owing to crashproof wheel extend out to car body front end, therefore in the way of lengthening the arm of force, effectively avoid accessory cart when the driving wheel of movement automobile, because driving wheel has moment of torsion, and the problem of the accessory cart upset that may occur.

Described car body 1 and clamp assembly 3 are made up of engineering plastics, aldural or titanium alloy. Thus while there is the advantage such as attractive in appearance, antirust, quality is little, effectively ensure that the physical strength of accessory cart entirety.

The side of described car body 1 is evenly equipped with some flash warning lamps on the surface. Thus in follow-up vehicle movement process, other vehicles are played suggesting effect.

Described clamp assembly 3 comprises two supporting rolls 321 and two to translation clamping plate 322, the termination of two described supporting rolls 321 is all hinged in car body 1 and the two is parallel to each other, the rotation direction that termination, the both sides place of described supporting roll 321 is fixedly connected with screw thread along its axial screw rod 3210 of setting and the screw rod 3210 of same supporting roll both sides respectively is contrary, and the bottom of described translation clamping plate 322 is socketed described screw rod 3210 and is threaded with described screw rod 3210. Like this, when fault wheel enters between two supporting rolls via guiding swash plate, the continuation of fault wheel rotate will by two supporting rolls drive totally four pieces translate clamping plate to contract, thus clamp from the both sides of fault wheel and lock dead fault wheel and fault wheel cannot be rotated further under the effect of supporting roll, thus the several rows travelling wheel below car body can be stablized, replacing fault wheel to carry out short distance traveling reliably.

Meanwhile, when fault wheel need to be unloaded, first can rotate two screw rods by parts such as spanners so that translation clamping plate are unlocked by two, then rotate backward fault wheel, two can be totally released to translation clamping plate; Finally, jack-up vehicle and removable accessory cart, repair or replace fault wheel.

Described clamp assembly 3 also comprises at least four translation bars, and described translation bar and translation clamping plate one_to_one corresponding, described translation bar is fixedly connected on car body and is positioned at below described screw rod 3210, and the bottom of described translation clamping plate is socketed described translation bar. Make to translate clamping plate and only can do straight reciprocating motion under the position-limiting action translating bar.

Described translation clamping plate 322 are provided with flexible briquetting two towards a side end face of car body 1. (can be made up of the material such as rubber, resin) thus effectively promote translation clamping plate to the clamping effect of fault wheel.

Owing to fault wheel is entering before between two supporting rolls, will first contact with a wherein supporting roll, thus the translational movement causing two groups of translation clamping plate is inconsistent, and then the problem bringing two groups of translation clamping plate that the clamping force of fault wheel is inconsistent; Therefore, this case also been mades optimal enforcement mode:

It is positioned at two described supporting roll 321 the same side two screw rods 3210 by being synchronously with 323 linkages.Like this, once fault wheel contacts with a wherein supporting roll, two supporting rolls will synchronously rotate, so that it is guaranteed that the consistence of two groups of translation clamping plate translational movements, and then fault wheel all can effectively be clamped by two groups of translation clamping plate.

Described walking assembly 2 comprises four and arranges and be hinged on the wheel of the walking bottom car body 1 20 in the same way. So that accessory cart can freely be walked on ground.

Described walking assembly 2 comprises eight and arranges and be hinged on the wheel of the walking bottom car body 1 20 in the same way. So that accessory cart is when load, more more share out equally load by eight walking wheels, thus effectively reduce the load of single walking wheel, while extending walking wheel work-ing life, effectively improve the stability of accessory cart entirety.

Two described walking wheels 20 are one group, walking wheel 20 points of four corner positions being located at car body described in four groups;

Described walking assembly 2 also comprises four balancing shafves and four balance arms, and two walking wheels 20 of same group are hinged on the two ends of balance arm respectively, and the middle part of described balance arm is hinged by balancing shaft and car body. Like this, when in the face of hollow road surface, two walkings of Dan Zuzhong take turns and balance arm freely can overturn around balancing shaft, thus effectively improve the laminating degree between walking wheel and ground so that accessory cart is more steady, reliable when replacing fault wheel to travel.

From equipment on the whole, this case also has following feature:

One, the choosing of car body and clamp assembly material (being made up of engineering plastics, aldural or titanium alloy) has that light weight, structural strength height, volume be little and the advantage such as space occupancy rate is low, so that accessory cart can carry out storing or guiding and supporting transhipment easily.

Two, owing to car body entire length is adjustable, therefore can being adapted to the wheel of plurality of specifications within the specific limits, strong adaptability, result of use are good.

Three, due to guide swash plate there is folding feature, therefore, its store time space occupancy rate extremely low and when guiding and supporting transhipment also very convenient.

Four, the clamp assembly of this case is without the need to external connection power source, and the lock that only can realize fault wheel simply, efficiently by the rotation of fault wheel is only, very convenient and without additional energy.

Five, wheel for automobile is made up of driving wheel or follow-up pulley, when driving wheel breaks down, first by the active rotation of fault wheel, it is locked by clamp assembly, the constitutional features of recycling automobile self " differential mechanism " so that automobile can continue " normally travelling "; And when follow-up pulley breaks down, adopt auxiliary means (spanner, crank etc.) or manual rotation failure wheel can complete the locking of clamp assembly, have that result of use is good and the feature of good stability.

Six, record through the actual use of those skilled in the art, the accessory cart of this case can complete accessory cart by being fetched into the process installed at three minutes in (mean value of repetitive measurement), has that operation is simple, operation efficiency height and a feature such as fast and reliable.

Claims (8)

1. screw thread self-locking formula accessory cart, it is characterised in that, comprise car body, walking assembly and clamp assembly, described walking assembly comprises some walkings being connected to vehicle bottom and takes turns, car body can be moved freely on ground;

Described clamp assembly comprises two supporting rolls and two to translation clamping plate, the termination of two described supporting rolls is all hinged in car body and the two is parallel to each other, the rotation direction that termination, the both sides place of described supporting roll is fixedly connected with screw thread along its axial screw rod of setting and the screw rod of same supporting roll both sides respectively is contrary, and the bottom of described translation clamping plate is socketed described screw rod and is connected with described screw flight.

2. screw thread self-locking formula accessory cart according to claim 1, it is characterized in that, described clamp assembly also comprises at least four translation bars, described translation bar and translation clamping plate one_to_one corresponding, described translation bar is fixedly connected on car body and is positioned at below described screw rod, and the bottom of described translation clamping plate is socketed described translation bar.

3. screw thread self-locking formula accessory cart according to claim 1, it is characterised in that, described translation clamping plate are provided with flexible briquetting two towards a side end face of car body.

4. screw thread self-locking formula accessory cart according to claim 1, it is characterised in that, it is positioned at two described supporting roll the same side two screw rods and is linked by synchronous band.

5. screw thread self-locking formula accessory cart according to claim 1, it is characterised in that, the side of described car body is hinged with crashproof wheel, and the described crashproof root edge taken turns is higher than the root edge of walking wheel and crashproof takes turns the front end extending out to car body.

6. screw thread self-locking formula accessory cart according to claim 1, it is characterised in that, described walking assembly comprises the walking wheel that four arranged and be hinged on vehicle bottom in the same way.

7. screw thread self-locking formula accessory cart according to claim 1, it is characterised in that, described walking assembly comprises the walking wheel that eight arranged and be hinged on vehicle bottom in the same way.

8. screw thread self-locking formula accessory cart according to claim 7, it is characterised in that, two described walking wheels are one group, and described in four groups, walking wheel point is located at four corner positions of car body;

Described walking assembly also comprises four balancing shafves and four balance arms, and two walking wheels of same group are hinged on the two ends of balance arm respectively, and the middle part of described balance arm is hinged by balancing shaft and car body.