CN211844384U - Horizontal spreading type synchronous double-wheel parking transverse moving device - Google Patents

Abstract

The utility model discloses a synchronous double round parking sideslip device of exhibition formula, including fixed subassembly, swing arm subassembly and actuating mechanism. The fixed cross beams are coaxially and symmetrically distributed, transverse guide strip holes are further formed in two side walls of each fixed cross beam, the rotating shaft is sleeved between the two fixed cross beams, two inner nut sliding sleeves are sleeved at two ends of the rotating shaft respectively, two pairs of sliding pin shafts are symmetrically fixed to two sides of each inner nut sliding sleeve, and each sliding pin shaft is led out from the corresponding transverse guide strip hole. The utility model discloses the scheme is convenient for realize the structure that bilateral symmetry expandes and the function that the symmetry supported, only has the current situation that the center supported for current sideslip equipment after expandes, the utility model discloses can provide the characteristics that lie in chassis bilateral symmetry support and walking for stability when keeping the vehicle sideslip prevents to lead to the problem of turning on one's side because of the ground is uneven or the interior manned of car or carry the thing focus skew.

Description

Horizontal spreading type synchronous double-wheel parking transverse moving device

Technical Field

The utility model belongs to the technical field of the vehicle removes auxiliary assembly, concretely relates to realize synchronous horizontal expansion of double round and folding sideslip device through violently exhibition mode.

Background

With the development of modernization and the improvement of living standard of people, vehicles become necessary to be transplanted to each family, the quantity of vehicles kept is larger and larger, so that the shortage of parking resources, the difficult problem of parking are obvious day by day, the parking spaces are more and more tense, the searching of proper parking spaces is difficult, and drivers of new hands are easy to cause the collision between the vehicles and walls, shoulders or other vehicles when parking at the side, so that the vehicles are damaged. The scraping accident can also happen when the car is repeatedly driven in a narrow parking space or backed, and the potential safety hazard is large. In the prior art related to parking and traversing supports, the problem of complicated structure generally exists, for example, a convenient vehicle mover with the publication number of CN 108657144A comprises a bottom plate and two supporting mechanisms which are arranged above the bottom plate in a bilateral symmetry mode, wherein the two supporting mechanisms are respectively connected with wheels through supporting mechanisms; the supporting mechanism comprises a cylinder, a push block and a guide rail; the support mechanism comprises a sliding block, a connecting block and a bracket, the connecting block is connected with the sliding block through a screw rod, the long edge of the bracket is connected to the connecting block, the short edge of the bracket is connected with two L-shaped support plates, the two support plates are symmetrically arranged on two sides of the short edge of the bracket to form a T shape, rollers are arranged below the sliding block, and the rollers are positioned below the front side and the rear side of the sliding block and are respectively provided in three numbers; the driving mechanism is arranged below the bottom plate, the technology aims to provide a tool for translating the whole vehicle, the tool needs to be in contact with a plurality of supporting points of a chassis of the vehicle and is supported by four wheels, and therefore, the tool is large in size and not suitable for household wheels. In other vehicle moving tools with simplified structures, the fixed seat is fixed with the corresponding position in the middle of the chassis in advance, the support is unfolded to enable the walking wheels to land when the walking wheels need to transversely move, the support is folded backwards along the longitudinal direction of the wheels, the walking wheels are required to be in a transverse state, so that the walking wheels can be supported only by forced friction with the ground when the walking wheels land in the unfolding process, hydraulic cylinders are often selected to drive the unfolding and folding, the abrasion of the wheels is caused, and the hydraulic cylinders need to be provided with hydraulic systems, and the structure is relatively complex. Moreover, the support is only suitable for being arranged at the middle position of the rear side of the wheel chassis and is not suitable for being arranged at two sides, otherwise, the structure is further complicated and the cost is obviously increased due to the need of configuring double power sources, the unfolding and folding are difficult to synchronize, and two sides of the rear part of a plurality of wheel chassis are not provided with vertical folding spaces.

SUMMERY OF THE UTILITY MODEL

To current vehicle sideslip instrument ubiquitous defect and problem, the utility model provides a synchronous double round parking sideslip device of horizontal exhibition formula for realize horizontal and symmetry expand the bearing structure who forms bilateral symmetry walking wheel, so that stable and portably lateral shifting vehicle.

The utility model provides a scheme that its technical problem adopted is: a transverse synchronous double-wheel parking transverse moving device comprises a fixing assembly, a swing arm assembly and a driving mechanism. The fixing assembly comprises fixing cross beams, a rotating shaft and inner nut sliding sleeves, the fixing cross beams are hollow tubes, the two fixing cross beams are coaxially and symmetrically distributed and are fixed with a chassis bearing part through connecting pieces respectively, transverse guide strip holes are further distributed in two side walls of each fixing cross beam, the rotating shaft is sleeved between the two fixing cross beams simultaneously, thread sections with opposite spiral directions are arranged at two ends of the rotating shaft respectively, the two inner nut sliding sleeves are sleeved on the thread sections respectively, two pairs of sliding pin shafts are symmetrically fixed on two sides of each inner nut sliding sleeve and are led out from the corresponding transverse guide strip holes, two pairs of fixing pin shafts are fixed at the outer ends of each fixing cross beam respectively, and each pair of fixing pin shafts are vertically fixed on two sides of the corresponding fixing cross beam.

The lower parts of the two fixed beams are respectively hinged with a swing rod assembly, the swing arm assembly comprises a parallel outer swing rod and a parallel inner swing rod, a first push-pull rod and a second push-pull rod, a wheel carrier and a traveling wheel, the parallel outer swing rod is parallel to the parallel inner swing rod, the upper ends of the parallel outer swing rod and the parallel inner swing rod are respectively hinged on corresponding fixed pin shafts of the corresponding fixed beams, the lower ends of the parallel outer swing rod and the parallel inner swing rod are respectively hinged on the upper end of the wheel carrier through bottom pin shafts, the traveling wheel is mounted on the wheel carrier through a wheel shaft sleeve, the upper ends of the first push-pull rod and the second push-pull rod are respectively hinged on corresponding sliding pin shafts, and the lower ends of the first push-pull rod and the second.

The outside of each sliding pin shaft is sleeved with a shaft pad, and the shaft hole at the upper end of each push-pull rod is sleeved outside the corresponding shaft pad. And a transverse connecting rod is hinged between the two middle pin shafts to improve the supporting strength of the hinged part.

Still fixedly connected with actuating mechanism between two fixed cross beams, this actuating mechanism is including sealing fixed case and power supply, seals and installs the inner shaft frame in the fixed case, the pivot is installed through the bearing and can be rotated in this inner shaft frame, installs simultaneously in the pivot from the driving wheel, and the action wheel is installed to the output shaft of power supply, this action wheel with from driving wheel transmission connection.

The power source comprises a motor and a gear box, an output shaft of the motor is connected with an input shaft of the gear box, and an output shaft of the gear box is provided with a driving wheel which is in transmission connection with the driven wheel.

And a position sensor is arranged at any or all of the inner and outer limit positions of the stroke of the inner nut sliding sleeve, and the position sensor is used for determining the forward or reverse direction and stop of the common motor when the inner nut sliding sleeve is positioned at the outermost end or the innermost end.

The utility model has the advantages that: move car equipment to current vehicle with vertical expansion back horizontal translation again, the utility model discloses can carry out horizontal translation through horizontal direct expansion, it need not be too big to expand power, and the direct roll of the in-process travelling wheel of expansion moreover supports and pounces ground, prevents to roll the wheel and produces the side direction with ground and slide and wipe and influence the wheel life-span that rolls. The utility model discloses the scheme is convenient for realize the structure that bilateral symmetry expandes and the function that the symmetry supported, only has the current situation that the center supported for current sideslip equipment after expandes, the utility model discloses can provide the characteristics that lie in chassis bilateral symmetry support and walking for stability when keeping the vehicle sideslip prevents to lead to the problem of turning on one's side because of the ground is uneven or the interior manned of car or carry the thing focus skew.

The utility model discloses two walking wheels are located the middle part and two walking wheels are located two border positions after the expansion after folding, and folding compression degree is high, and is disguised strong.

Drawings

Fig. 1 is a schematic structural diagram of the present invention.

Fig. 2 is a schematic view of the contracted state of fig. 1.

FIG. 3 is a schematic view of the nesting relationship between the fixed beam and the rotating shaft.

Fig. 4 is a schematic view of the cross-sectional structure a-a in fig. 3.

Fig. 5 is a schematic view of the cross-sectional structure B-B in fig. 3.

Fig. 6 is a partially enlarged schematic view of fig. 1.

Reference numbers in the figures: the device comprises a fixed component 1, a fixed beam 11, a rotating shaft 12, an inner nut sliding sleeve 13, a fixed pin 14, a sliding pin 15, a transverse guide bar hole 16, a follow-up sliding sleeve 17, a swing arm component 2, a parallel outer swing rod 21, a parallel inner swing rod 22, a first push-pull rod 23, a shaft pad 231, a second push-pull rod 24, a traveling wheel 25, a wheel shaft sleeve 251, a transverse connecting rod 26, a middle pin 27, a bottom pin 28, a wheel carrier 29, a driving mechanism 3, a closed fixed box 31, a motor 32, a gear box 33, a driving wheel 34, a driven wheel 35, an inner shaft carrier 36 and a bearing 37.

Detailed Description

The cross-sectional view of the driving mechanism 3 shown in fig. 1 and 6 is a vertical state, but the driving mechanism 3 can be fixed horizontally according to the rear area of the chassis to reasonably compress the volume. The purpose of the driving mechanism 3 is to provide a rotary output, as shown in fig. 6, the driving mechanism 3 includes a closed fixed box 31 and a power source, an inner shaft bracket 36 is installed in the closed fixed box 31, the rotating shaft 12 is installed in the inner shaft bracket 36 through a bearing 37 and can rotate, a driven wheel is installed on the rotating shaft 12, and a driving wheel is installed on an output shaft of the power source and is in transmission connection with the driven wheel. The power source in this embodiment is a common motor 32 and gear box 33, or a stepping motor directly drives the rotation shaft 12 to rotate. The output shaft of the motor is connected with the input shaft of the gear box 33, the output shaft of the gear box 33 is provided with a driving wheel 34, and the driving wheel 34 is in transmission connection with the driven wheel 35. When above-mentioned actuating mechanism 3 was equipped with the gearbox, required ordinary motor power is little and small, has multiple direct current motor model to accord with the configuration demand, and the required power of motor can adopt vehicle self battery, also can dispose the battery alone, and common processing mode is to fix the battery of independent configuration in vehicle bottom dish or carriage conceal the position. After a rotary output provided by the driving mechanism 3 acts on the rotating shaft 12, the rotating shaft 12 can be controlled to rotate in a forward direction or a reverse direction. When a common motor is used as a power source, a position sensor, such as a photoelectric switch, is further installed at any or all of the inner and outer limit positions of the stroke of the inner nut sliding sleeve 17, and the position sensor is used for determining the forward or reverse rotation and stop of the common motor when the inner nut sliding sleeve 17 is located at the outermost end or the innermost end, namely the unfolding or folding of the device. When the device is started, a mechanical switch from a power supply to the motor can be arranged, the switch is led out to a position convenient to operate and control through a power line, a controller and a remote controller can also be arranged, a control relation is established between the remote controller and a wireless module of the controller, and the controller detects position signals of the sensors and controls the working time of the motor of the driving mechanism 3.

The device comprises a fixed component 1 and a swing arm component 2. The fixing assembly 1 is shown in fig. 1 and 2, and comprises a fixing beam 11, a rotating shaft 12 and an inner nut sliding sleeve 13. As can be seen from fig. 3 and 4, the fixed cross beams 11 are hollow tubes, and as can be seen from fig. 1 and 2, the two fixed cross beams 11 are coaxially and symmetrically distributed and are respectively fixed with the bearing part of the chassis through connecting pieces.

As shown in fig. 1, two lateral walls of each fixed cross beam 11 are further provided with a transverse guide bar hole 16, the rotating shaft 12 is simultaneously sleeved between the two fixed cross beams 11, two ends of the rotating shaft 12 are respectively provided with threaded sections with opposite spiral directions, each threaded section is respectively sleeved with two inner nut sliding sleeves 13, two pairs of sliding pin shafts 15 are symmetrically fixed on two sides of each inner nut sliding sleeve 13, and as shown in fig. 4 and 5, each sliding pin shaft 15 is led out from the corresponding transverse guide bar hole 16. Two pairs of fixed pin shafts 14 are respectively fixed at the outer end of each fixed cross beam 11, each pair of fixed pin shafts 14 is vertically fixed at two sides of the corresponding fixed cross beam 11, the two ends of the rotating shaft 12 are respectively sleeved with a servo sliding sleeve 17, and each servo sliding sleeve 17 is sleeved in the central space of the corresponding fixed cross beam 11 in a matching manner and can rotate. The follow-up sliding sleeve 17 can also be fixedly sleeved on the inner side of the fixed cross beam 11, and the follow-up sliding sleeve 17 can adopt a conventional roller bearing 37. Or fixing the follow-up sliding sleeves 17 at the two end parts of the rotating shaft 12 and respectively sleeving roller bearings on the inner sides of the cross beams. The shaft 12 is mounted coaxially within the beam and can only rotate. However, in the rotating process of the rotating shaft 12, since the side surface of the rotating shaft 12 is threaded and is provided with the inner nut sliding sleeve 13, and the two sides of the inner nut sliding sleeve 13 are vertically provided with the sliding pin shafts 15, when the rotating shaft 12 rotates, the sliding pin shafts 15 of the inner nut sliding sleeve 13 are blocked by the transverse guide bars and cannot rotate, so that the inner nut sliding sleeve 13 can only axially move. And the female sliding sleeves 13 inside both sides simultaneously move inwards and outwards simultaneously along with the rotation of a rotating shaft 12.

The swing arm assembly 2: swing link assemblies are hinged below the two fixed cross beams 11 respectively, as shown in fig. 1 and fig. 2, a swing arm assembly 22 at the position comprises a parallel outer swing link 21 and a parallel inner swing link 22, a first push-pull rod 23 and a second push-pull rod 24, a wheel carrier 29 and a traveling wheel 25, the parallel outer swing link 21 is parallel to the parallel inner swing link 22, the upper ends of the parallel outer swing link 21 and the parallel inner swing link 22 are hinged on corresponding fixed pin shafts 14 of the corresponding fixed cross beams 11 respectively, and the lower ends of the parallel outer swing link 21 and the parallel inner swing link 22 are hinged on the upper end of the wheel carrier 29 through bottom pin shafts 28 respectively. The wheel carrier 29 is provided with a travelling wheel 25 through a wheel shaft sleeve 251, the upper ends of the first push-pull rod 23 and the second push-pull rod 24 are respectively hinged on the corresponding sliding pin shafts 15, and the lower ends of the first push-pull rod 23 and the second push-pull rod 24 are respectively hinged on the middle parts of the parallel outer swing rod 21 and the parallel inner swing rod 22 through a middle pin shaft 27. After the rotating shaft 12 rotates, each internal nut sliding sleeve 13 positioned on the rotating shaft 12 can axially translate, each internal nut sliding sleeve 13 synchronously moves to respectively drive the upper end of each push-pull rod to slide, and the lower end of each push-pull rod pulls the corresponding swing rod assembly to complete the swing process. The folded two traveling wheels 25 are positioned in the middle, and the unfolded two traveling wheels 25 are positioned at two edge positions, so that the folding compression degree is high, and the concealment is strong. In order to improve the supporting strength, a transverse connecting rod 26 is hinged between the two middle pin shafts 27, as shown in the figure, the transverse beam, the transverse connecting rod 26 and the wheel frame 29 form two groups of parallelogram structures, so that the wheel frame 29 is always kept horizontal with the transverse beam and the transverse connecting rod 26 in the swinging process of the wheel frame 29.

In order to improve the performance of the device, a shaft pad 231 is fixedly sleeved outside each sliding pin shaft 15, and as shown in fig. 5, a shaft hole at the upper end of each push-pull rod is sleeved outside the corresponding shaft pad 231.

Above-mentioned scheme can realize that both sides pendulum rod subassembly symmetry expandes and the folding function of symmetry, only have the current situation that the center supported for current sideslip equipment after expandes, the device can provide the bilateral symmetry as shown in figure 1 and support and the characteristics of walking, stability when being used for keeping the vehicle sideslip, prevent to lead to the problem of turning on one's side because of the uneven ground or the manned in the car or carry the thing focus skew, with the car head insert side parking stall after, control the device expand the back translation can, wherein bilateral symmetry walking wheel 25 can be unpowered formula, remove through the hand push, and set up the brake (open and stop control to walking wheel 25 through mechanical braking system), also can install hydraulic motor or motor on walking wheel 25 pivot 12 respectively, open through remote controller or button control hydraulic motor or motor and stop the realization braking effect. The braking system mounted on the travelling wheels 25 may be an electromagnetic braking system, controlled by means of buttons or a remote control, which is suitable for small vehicles. The mechanical brake system is also provided with a transmission mechanism and a control end, the control end is fixedly arranged at the position of the chassis, which is easy to operate, and the scheme is suitable for large vehicles.

Claims (8)

1. A transversely-spreading type synchronous double-wheel parking transverse moving device comprises a fixed assembly, a swing arm assembly and a driving mechanism, and is characterized in that the fixed assembly comprises fixed cross beams, a rotating shaft and inner nut sliding sleeves, the fixed cross beams are hollow tubes, the two fixed cross beams are coaxially and symmetrically distributed and are respectively fixed with bearing parts on two sides of a chassis through connecting pieces, transverse guide strip holes are further distributed on two side walls of each fixed cross beam, the rotating shaft is simultaneously sleeved between the two fixed cross beams, two screw thread sections with opposite spiral directions are respectively arranged at two ends of the rotating shaft, two inner nut sliding sleeves are respectively sleeved on each screw thread section, two pairs of sliding pin shafts are symmetrically fixed on two sides of each inner nut sliding sleeve and are led out from the corresponding transverse guide strip holes, two pairs of fixed pin shafts are respectively fixed at the outer end of each fixed cross beam, and each pair of fixed pin shafts is vertically fixed on two sides of the corresponding fixed cross beams, the lower parts of the two fixed beams are respectively hinged with a swing rod assembly, the swing arm assembly comprises a parallel outer swing rod and a parallel inner swing rod, a first push-pull rod and a second push-pull rod, a wheel carrier and a traveling wheel, the parallel outer swing rod is parallel to the parallel inner swing rod, the upper ends of the parallel outer swing rod and the parallel inner swing rod are respectively hinged on corresponding fixed pin shafts of the corresponding fixed beams, the lower ends of the parallel outer swing rod and the parallel inner swing rod are respectively hinged on the upper end of the wheel carrier through bottom pin shafts, the traveling wheel is mounted on the wheel carrier through a wheel shaft sleeve, the upper ends of the first push-pull rod and the second push-pull rod are respectively hinged on corresponding sliding pin shafts, and the lower ends of the first push-pull rod and the second.

2. The transversely extending synchronous two-wheel parking transverse moving device according to claim 1, wherein a shaft pad is fixed outside each sliding pin shaft, and a shaft hole at the upper end of each push-pull rod is sleeved outside the corresponding shaft pad.

3. The transversely-spreading type synchronous double-wheel parking transverse moving device as claimed in claim 1, wherein a driving mechanism is fixedly connected between the two fixed cross beams, the driving mechanism comprises a closed fixed box and a power source, an inner shaft frame is mounted in the closed fixed box, the rotating shaft is rotatably mounted in the inner shaft frame through a bearing, a driven wheel is simultaneously mounted on the rotating shaft, and a driving wheel is mounted on an output shaft of the power source and is in transmission connection with the driven wheel.

4. The traverse device of claim 3 wherein the power source comprises a motor and a gear box, an output shaft of the motor being connected to an input shaft of the gear box, an output shaft of the gear box being provided with a drive wheel drivingly connected to the driven wheel.

5. The transversely-spreading type synchronous double-wheel parking transverse moving device as claimed in claim 1, wherein the two ends of the rotating shaft are respectively sleeved with a following sliding sleeve, and each following sliding sleeve is sleeved in a central space of the corresponding fixed cross beam in a matching manner and can rotate.

6. The transverse-extending type synchronous double-wheel parking transverse-moving device as claimed in claim 1, wherein a transverse connecting rod is hinged between the two middle pin shafts for improving the supporting strength of the hinged portion.

7. The transverse-extending type synchronous double-wheel parking transverse-moving device as claimed in claim 1, wherein a hydraulic motor or an electric motor is mounted on a shaft bracket of the travelling wheel, a rotating shaft of the hydraulic motor or the electric motor is in transmission connection with a wheel shaft of the travelling wheel, and a button or a remote controller for controlling the hydraulic motor or the electric motor to work is arranged.

8. The traverse device of claim 1, wherein a brake system is mounted on the road wheels, the brake system being controlled by a button or a remote controller for an electromagnetic brake system or a transmission mechanism and a control end for a mechanical brake system.

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