CN216426591U - Automobile anti-water-soaking lifting device - Google Patents

Abstract

The utility model discloses an automobile anti-water-soaking lifting device which comprises 4 lifting frames, a battery and a singlechip control switch. The lifting frame comprises a lifting groove and a supporting frame, and the sliding frames are connected to form the lifting frame. The lifting groove is connected with the worm gear mechanism and the motor through the tail end of the trapezoidal screw rod, and the middle of the lifting groove is meshed with the screw rod nut group. The lifting mechanism of the device is connected with the motor through the trapezoidal screw rod and is meshed with the screw rod nut group, so that the meshing force between the trapezoidal screw rod and the screw rod nut is enhanced, and the friction resistance is reduced. The engagement force and the reverse self-locking function of the worm gear mechanism act together to enhance the loading capacity of the lifting device, the lifting is synchronous at a constant speed, and the lifting or stopping has the reverse self-locking function. The driving part of the device can be waterproof. The device is convenient to use, and the automobile can be lifted only by unfolding the lifting frame on the ground with firm basement, connecting the sliding frame, putting the sliding frame under an automobile tire, connecting a power supply and controlling the singlechip controller.

Description

Automobile anti-water-soaking lifting device

Technical Field

The utility model relates to the field of lifting machinery, in particular to an automobile anti-water-soaking lifting device.

Background

At present, most automobile anti-soaking lifting devices lift one automobile by 4 lifting frames together to prevent soaking. And each jacking position of the automobile has different weight, and the bearing force of each lifting frame is different. 1. The lifting height and the descending amplitude of each lifting frame can be guided to be asynchronous and deviated in the lifting process, and the automobile slowly descends at a constant speed due to the lack of a traction force in the descending process, so that the automobile is prevented from descending too fast or falling. 2. When the automobile anti-soaking water lifting device is applied, the automobile anti-soaking water lifting device needs to be soaked in water for a long time, and a driving part of the automobile anti-soaking water lifting device is lack of a corresponding waterproof measure. In order to solve these problems, it is necessary to improve the automobile anti-foaming water lifting frame.

Disclosure of Invention

The utility model aims to provide an automobile anti-foaming lifting device with uniform and synchronous ascending and descending. The device has 4 lifting frames. The lifting frame comprises a lifting groove, a support frame and a sliding frame, the lifting groove is connected with a worm gear mechanism and a motor through the tail end of a trapezoidal screw rod, and a screw rod nut group is meshed in the middle. The application of the screw-nut group increases the matching area of the screw-nut threads and the trapezoidal screw-nut threads, increases the meshing force between the threads and increases the load bearing capacity of the lifting device. The meshing force is used for restraining different loads of each lifting frame in the lifting process driven by the motor, so that the uniform speed synchronization of the lifting of the automobile is realized. And the motor is arranged at the top end of the lifting frame to prevent the driving part from soaking water, and the first limit switch and the second limit switch also have a waterproof function.

The utility model discloses car bubble prevention water lifts device, including lifting the frame, lift the frame including lifting mechanism, bearing structure, lifting part, its characterized in that, lift the mechanism and pass through lead screw end-to-end connection motor, through middle meshing screw-nut group.

Optionally, the lead screw is a trapezoidal lead screw.

Optionally, the tail end of the screw rod is connected with a worm gear mechanism and a motor and is positioned in the sealed space at the top end of the lifting groove.

Optionally, the screw nut set consists of a screw nut and a hollow connecting piece, and is connected by a second steel wire rope.

Optionally, the lifting mechanism is a lifting groove, the periphery of the lifting groove is connected with the support frame, and the inner part of the lifting groove is connected with the trapezoidal screw rod.

Optionally, a round bar track slider is connected inside the lifting groove.

Optionally, the lead screw nut set connects the sliding member and the carriage.

Optionally, the support structure is a support frame, which can be folded or unfolded.

Optionally, the lifting member is a carriage.

Optionally, the carriage has an adjustment nut to adjust the distance between the ends of the U-shaped members.

Description of the drawings:

FIG. 1 is a lifting frame, FIG. 2 is a sliding frame, and FIG. 3 is a side view of the lifting frame

The lifting device comprises a lifting groove 1, a motor 2, a worm gear mechanism 3, a first bearing 4, a first limit switch 5, a sliding component 6, a first supporting rod 7, a first connecting rod 8, a second limit switch 9, a second bearing 10, a sliding block 11, a second connecting rod 12, a second supporting rod 13, a hollow connecting piece 14, a screw nut 15, a trapezoidal screw rod 16, an electromagnetic band-type brake 17, a third supporting rod 18, a third connecting rod 19, a hook 20, a bolt hole 21, a first steel wire rope 22, a U-shaped piece 23, a screw nut group 24, a first connecting piece 25, a supporting frame 26, a steel wire rope buckle 27, a second steel wire rope 28, a round bar track sliding block 29 and an adjusting nut 30.

Detailed Description

Fig. 1 the lifting frame consists of a lifting groove (1), a support frame (26) and a sliding frame, wherein the support frame consists of 3 support rods, 3 connecting rods, a sliding block (11) and a first connecting piece (25). The lifting groove is erected, the periphery of the upper end of the lifting groove is fixedly connected with a first connecting piece (25) through screws, and the first connecting piece (25) is U-shaped, surrounds three faces of the lifting groove and does not include the face of the notch. The sliding block is U-shaped, surrounds three surfaces of the lifting groove, does not include the side with the notch, and is connected to the lower end of the lifting groove. The sliding block (11) is provided with a groove and a protruding track at the back of the lifting groove, the groove and the protrusion are nested together and can not be separated, the upper end and the lower end of the sliding block are provided with clamping positions, the sliding block slides up and down within a clamping position set distance, and the sliding direction of the sliding block is consistent with the lifting direction of the lifting frame. One tail end of the second supporting rod (13) is hinged to the left side of the first connecting piece (25) at the upper end of the lifting groove, one tail end of the second supporting rod is hinged to the tail end of the second connecting rod (12), and the other tail end of the second connecting rod (12) is hinged to the left side of the sliding block (11). And the second support rod (13), the second connecting rod (12) and the left side of the lifting groove form a triangular structure. One tail end of the first supporting rod (7) is hinged to the right side of a first connecting piece (25) at the upper end of the lifting groove, one tail end of the first supporting rod is hinged to the tail end of the first connecting rod (8), and the other tail end of the first connecting rod (8) is hinged to the right side of the sliding block (11). The first supporting rod (7), the first connecting rod (8) and the right side of the lifting groove form a triangular structure. One tail end of the third supporting rod (18) is hinged to the rear side of the first connecting piece (25) at the upper end of the lifting groove, one tail end of the third supporting rod is hinged to the tail end of the third connecting rod (19), and the other tail end of the third connecting rod (19) is hinged to the rear side of the sliding block (11). The third supporting rod (18), the third connecting rod (19) and the rear side of the lifting groove form a triangular structure. The sliding block (11) can slide up and down to enable the second supporting rod (13), the first supporting rod (7) and the third supporting rod (18) to be folded or unfolded and locked by bolts. The support rod, the connecting rod, the first connecting piece and the sliding block are connected to form a support frame (26), and the lifting groove is connected with the support frame. The distances from the lower ends of the three support rods to the lower end of the lifting groove are equal.

The lifting groove is a section of U-shaped square tube, the two cross sections of the lifting groove are closed, a notch is formed in the middle of the long surface of one side of the lifting groove, and the two sides of the notch are folded inwards. The width of the notch is smaller than the side length of the cross section. The upper end in the lifting groove vertical groove is connected with a first bearing (4), and the lower end is connected with a second bearing (10). The two bearings are provided with bearing sleeves, the bearing sleeves are connected in the lifting grooves through screws, trapezoidal lead screws are connected inside the lifting grooves, and two ends of each trapezoidal lead screw are connected with one bearing and fixed on the inner ring of the bearing. The tail end of the trapezoidal screw rod is connected with a motor. The tail end of the trapezoidal screw rod penetrates through the first bearing (4) and is connected with the electromagnetic band-type brake (17), then penetrates through the electromagnetic band-type brake and is connected to a worm wheel of the worm gear mechanism, the worm wheel is meshed with the worm, and the worm is connected with the motor. The worm gear mechanism has a speed reduction function and a reverse self-locking function. The first bearing (4) is connected with a first limit switch (5) on the edge, and the second bearing (10) is connected with a second limit switch (9) on the edge. The electromagnetic band-type brake is used for auxiliary braking when the vehicle stops for a long time. The tail end of the trapezoidal screw rod is connected with a motor (2), a worm and gear mechanism (3) and an electromagnetic band-type brake (17) and is positioned at the top end in the lifting groove, and the top end of the lifting groove is a sealed space without a notch in the periphery. The top end of the trapezoidal screw rod is also connected with the motor (2), the worm and gear mechanism and the electromagnetic band-type brake (17). The driving part composed of the worm gear mechanism, the electromagnetic band-type brake and the motor is positioned in a sealed space, and the lifting frame driving part is prevented from soaking water. The first bearing (4), the motor and the wire interface of the first limit switch are also nested with a rubber sleeve for water prevention. The first limit switch (5) and the second limit switch (9) have a waterproof function. The trapezoidal lead screw (16) penetrates through the lead screw nut group (24) and is meshed with the lead screw nut group (24), so that the trapezoidal lead screw penetrates through and is meshed with the lead screw nut group and is positioned in the middle of the trapezoidal lead screw. The screw-nut group is connected with a sliding component (6) through a bolt to form a whole, the sliding component is provided with a bolt hole on one side of a lifting notch, and the sliding frame is provided with a bolt which passes through the bolt hole of the sliding component and is connected with the sliding frame, the sliding component and the screw-nut group together to form a lifting frame. The feed screw nut group consists of feed screw nuts and hollow connecting pieces, and the feed screw nut group is formed by connecting 3 feed screw nuts and two hollow connecting pieces (14) in series at intervals. The hollow parts of the feed screw nuts and the hollow connecting pieces (14) are opposite, the feed screw nut group is formed by welding 3 feed screw nuts and the peripheries of the two hollow connecting pieces through corrugated pipes, or the 3 feed screw nuts and the peripheries of the two hollow connecting pieces are welded through wire rope buckles (27) and connected through second wire ropes (28). The hollow connecting piece is a hollow pipe body, the 3 feed screw nuts are connected with the two hollow connecting pieces in series, and the trapezoidal feed screw penetrates through the hollow parts of the feed screw nuts and the hollow connecting pieces (14). The lead screw nut group is connected with 3 lead screw nuts, namely the meshing area between the lead screw nut group and the trapezoidal lead screw threads is increased, the meshing force between the threads is increased, and the automobile can be safely lifted only by increasing the meshing force between the trapezoidal lead screw and the lead screw nuts. The meshing force is used for restraining different loads of each lifting frame in the lifting process driven by the motor, so that the lifting frames can lift the automobile at a constant speed and synchronously. The feed screw nut group and the hollow connecting piece are connected by the corrugated pipe or the second steel wire rope, so that the feed screw nut group has axial, radial and angular compensation performance in operation, mechanical abrasion is reduced, frictional resistance generated due to large fit area is reduced, and the lifting is smoother, so that the mechanical efficiency is improved. 4 motors of the lifting frames are controlled to rotate in a unified and synchronous mode through a single chip microcomputer, the rotation drives the lead screw nut group to lift consistently through the trapezoidal lead screw, and the lifting frames lift synchronously at a constant speed by means of meshing force between the trapezoidal lead screw and the lead screw nut. The sliding component (6) is a cuboid frame arranged in the lifting groove, the 4 surfaces of the sliding component are fixedly connected with 8 bearings which are tightly attached to the four surfaces of the inner side of the lifting groove, and the 8 bearings are positioned between the periphery of the sliding component and the inner side of the lifting groove. The inside fixed connection of sliding member connects on the first and third feed screw nut of feed screw nut group (24), the peripheral welding of the first and third feed screw nut of feed screw nut group has 6 nuts, the nut is less than feed screw nut, the nut is used for connecting sliding member and carriage, the nut is used for connecting the slider of pole track (29). The sliding member is bolted to the nut of a feed screw nut set (24). The carriage is bolted to the slide member at the side of the lift slot opening and further to the nut of the lead screw nut set. The trapezoidal screw rod rotates to drive the sliding component to slide up and down. The sliding component can slide up and down in the lifting groove under the action of rotation of the trapezoidal screw rod to realize the lifting and descending of the lifting frame. When the sliding component (6) runs and touches the first limit switch or the second limit switch, the sliding component stops, and only the restart switch runs in the opposite direction. The rising angle of the thread of the trapezoidal screw rod (16) is smaller than the static friction angle, so that the reverse self-locking function is realized. The application of the worm gear mechanism further enhances the reverse self-locking capacity of lifting. When the motor drives the screw nut group to ascend through the trapezoidal screw rod, the meshing force prevents different loads of the lifting frames from ascending along with the screw thread synchronously. When the motor drives the screw rod nut group to descend through the trapezoidal screw rod, the meshing force and the self-locking function jointly restrain different loads of each lifting frame to synchronously and slowly descend along with the screw threads. When the motor stops rotating, the self-locking function of the screw rod nut and the trapezoidal screw rod, the self-locking function of the worm and gear mechanism and the meshing force act together to prevent the automobile from falling. The motor can drive the worm wheel and the trapezoidal screw rod to rotate forwards or reversely through the worm in the forward rotation or reverse rotation, and the worm can lock the worm wheel and the trapezoidal screw rod to rotate when the motor stops rotating. It will be understood to those skilled in the art that certain well-known structures and descriptions thereof may be omitted.

Fig. 2 is a carriage, the carriage is a steel sheet the same size as the sliding member, and there are two couples (20) in the upper end, and the lower extreme welding has U-shaped spare (23), and there are 3 bolt holes (21) in the centre, both sides be connected with two first wire rope (22) between steel sheet and the U-shaped spare, it is that a steel pipe is wrapping up two screwed extension bars and is forming the U-shaped in the middle of the U-shaped spare, the carriage has two adjusting nut (30) for two distances that stretch out the end of regulation U-shaped spare are suitable for the tire of various diameters. The lifting groove is connected with the sliding frame through the inner screw nut group, and the sliding frame, the sliding member (6) and the screw nut group are connected and fastened together through bolt holes by bolts. The bolt is connected with the sliding member through the notch of the lifting groove, the sliding frame is tightly attached to the lifting groove and located outside the notch folding edge, and the sliding frame can ascend or descend along with the sliding member. There are two couples (20) in carriage upper end to be used for hanging the upper end of sliding member and strengthen the fastening, the steel sheet below is connected with U-shaped spare (23) and is used for stretching into the tire below card tightly and hold the tire and be convenient for lift the car in the car side, two distances that stretch out between the end of U-shaped spare are less than the tire diameter, the steel sheet both sides are connected with two first wire rope (22) and connect respectively in on the U-shaped spare, strengthen the bearing capacity.

Prevent that bubble water lifts device lifts by 4 and lifts the frame and constitute, the motor is 12 volt slow speed motors, 4 lift a motor, 4 electromagnetism band-type brakes, 8 limit switch connect a single chip microcomputer controller reconnection car battery. The single chip microcomputer controller can control the rotating speed of 4 motors and enables the lifting frame to ascend and descend synchronously. The motor transmits power to the worm gear mechanism and then to the trapezoidal screw rod through speed reduction, and the screw rod nut group converts the rotating power of the trapezoidal screw rod into linear motion and drives the sliding component and the sliding frame to slide up and down to form lifting. At the moment, a reverse self-locking function exists between the worm and the worm gear, and a reverse self-locking function also exists between the trapezoidal screw rod and the screw rod nut. The two reverse self-locking capacities act together to ensure that the automobile safely ascends and descends or stops at a constant speed. During ascending and descending, the first limit switch (5) or the second limit switch (9) is touched to stop, and only the restart switch can run in the opposite direction. If the locking is required to be stopped for a long time, the locking can be assisted by the electromagnetic band-type brake. On flat and firm ground, 4 lifting frames are unfolded and arranged beside 4 tires of the automobile, the sliding frame is connected to the lifting frames through bolts, the U-shaped part (23) extends into the lower portion of the automobile tire, a switch of a single-chip microcomputer controller is controlled, and the tires can be clamped by the U-shaped part along with the lifting of the sliding frame. The automobile can be lifted, descended or stopped by controlling the singlechip controller.

Furthermore, a water level monitoring switch is arranged on the automobile chassis and connected with a single chip microcomputer control switch, a U-shaped piece of the lifting frame is placed below an automobile tire, a power supply penetrates out of an automobile fender from an automobile battery through the single chip microcomputer control switch and then is connected to a motor of the lifting frame, and the lifting frame is lifted for a small distance to clamp the tire, so that the setting is finished. When the water level rises to touch the water level monitoring switch, the automobile can be automatically lifted under the control of the single chip microcomputer, and when the first limit switch (9) is touched, the automobile stops locking and is assisted to be locked by an electromagnetic band-type brake.

Furthermore, wheels are arranged at the bottom of the lifting frames, and the lifting frames at the two sides of the automobile are connected through a connecting rod respectively, so that the cart can leave at any time.

Further, lift two sets of pole track sliders (29) of inslot connection, pole track slider connects both sides in lifting the notch of groove, and each side is a set of, pole track slider comprises pole track and slider, pole track is with screw fixed connection in lifting the inslot side, 4 sliders are connected in sliding member (6) both sides, reuse screwed connection again on the first and third screw-nut of screw-nut group, pole track and slider coincide.

Alternatively, the feed screw nut group can be axially connected in series with the feed screw nut in a peripheral welding mode through the feed screw nut, and the trapezoidal screw can penetrate through the feed screw nut group.

Alternatively, the lead screw nut group can be welded by two ends of a steel pipe, and the trapezoidal lead screw can penetrate through the lead screw nut group.

Alternatively, the feed screw nut and the hollow connecting piece are connected in series axially, and a spring is sleeved on the periphery and then welded together. The trapezoidal lead screw can penetrate through the lead screw nut group.

Alternatively, the connection between the screw nut and the hollow connecting piece can be welded together by a bending spring at the periphery of the screw nut and the hollow connecting piece, and the trapezoidal screw rod can penetrate through the screw nut group.

Optionally, the tail end of the trapezoidal screw rod is connected with a reduction motor integrating a worm gear mechanism and a motor.

Optionally, the carriage can be replaced with automobile wheel hub connecting piece, the wheel hub connecting piece connect automobile wheel hub with the sliding component, the wheel hub connecting piece is one section steel pipe both ends welded flange central point and steel sheet central point. The automobile wheel hub is characterized in that the area of the steel plate is the same as that of the sliding component (6), the steel plate and the flange parallel steel pipe are perpendicularly welded in the middle, the steel plate is provided with two bolt holes for connecting the sliding component (6), the bolt holes are arranged around the flange for connecting an automobile wheel hub, the original connecting nut of the automobile wheel hub is replaced by a bolt with the same bolt and nut, the bolt holes of the flange are sleeved on the bolt with the same body of the automobile wheel hub, and the bolt holes are locked by nuts. The automobile wheel hub connecting piece is characterized in that one end of the wheel hub connecting piece is connected with the sliding component (6), and the other end of the wheel hub connecting piece is connected with the automobile wheel hub to lift the automobile through the lifting frame.

Alternatively, the lifting groove can be replaced by a guide rod structure, the guide rod structure is formed by welding steel plates at two ends of 2 or 3 guide rods, and the 3 guide rods are taken as an example for expression: 6 tail ends of the 3 guide rods are welded at 6 angles of the two isosceles triangle iron plates respectively to form a guide structure, and the guide structure is connected with the support frame to form a lifting frame. The center of each isosceles triangle iron plate is provided with a round hole, two bearings are respectively and fixedly connected to the round holes, a trapezoidal screw rod penetrates through the two bearings and is fixedly connected to inner rings of the two bearings, and the tail end of the trapezoidal screw rod is connected with an electromagnetic band-type brake, a worm and gear mechanism and a motor. And a worm wheel and a worm of the worm gear-worm machine are meshed. The trapezoidal screw rod is positioned in the middle of the guide structure and is parallel to the 3 guide rods. The trapezoidal lead screw penetrates through a lead screw nut group consisting of 3 lead screw nuts and a hollow connecting piece, and the lead screw nut group is meshed with the trapezoidal lead screw. The guide structure that 3 guide bars are constituteed is inside to have a sliding member, sliding member shape and guide structure are the same, and length and width are less than guide structure, arrange guide structure inside in, sliding member is on a parallel with guide structure, 6 angle welding of sliding member have the hoop cover in guide structure's 3 guide bars on, the screw-nut group is fixed connection and is connect and become one in sliding member inside, sliding member can slide from top to bottom in guide structure under the drive of trapezoidal lead screw. The sliding frame is connected with the sliding component and the lead screw nut group through bolts.

Optionally, 10 connecting rods are used, and 6 connecting rods are hinged end to form two triangular structures which are erected, and a hinge piece is arranged between two bottom edges and can be folded inwards. The top angles of the two triangular structures are hinged through the other connecting rod to form a three-dimensional structure, the other two connecting rods are crossed and movably connected to form a turnover mechanism, and one connecting rod penetrates through the hollow part of the other connecting rod to form a cross shape and also form a straight shape. The 4 tail ends of the turnover mechanism are respectively connected with the vertex angles and the corners of the two triangular structures, the vertex angles and the corners are located on the same side of the three-dimensional structure, and the hinged pieces are arranged in the middle of the connecting rods for connecting the two vertex angles and can be folded downwards. The 10 connecting rods form a supporting frame with the periphery folded towards the center. The middle of the connecting rod connected with the two top corners is connected with the upper end of the lifting groove, a small section of connecting rod is arranged at the cross point of the turnover mechanism and connected with the lower end of the lifting groove, and the lifting groove is connected in the middle of the supporting frame to form a lifting frame which is folded towards the middle.

Optionally, the supporting frame may be replaced by a base, a small raised platform is arranged in the middle of the base, the middle of the small raised platform is in a triangular shape with a low height and a slow descending trend, the lower edge of the base is in an isosceles triangle shape, the bottom edge of the base is located on the side with the sliding frame, the length of the bottom edge is the same as the diameter of an automobile tire, and the small raised platform is provided with a recessed clamping position which can be connected with the lifting groove or the guide structure through a bolt.

Advantageous effects

The utility model relates to an automobile anti-bubble water lifting device which is synchronous in lifting and strong in slow-descending capacity. The application of the lead screw nut group increases the meshing force between the lead screw nut and the trapezoidal lead screw threads, the meshing force drives different loads of each lifting frame in the motor-driven lifting process, and the lifting of each lifting frame is synchronous at a constant speed. And the screw rod nut is connected with the hollow connecting piece by a second steel wire rope, so that the friction resistance of the trapezoidal screw rod and the screw rod nut group is reduced. The combination of the trapezoidal lead screw and the lead screw nut group has a reverse self-locking function, and the worm and gear mechanism can reduce speed and enhance the reverse self-locking capability of lifting or stopping. The engaging force and the self-locking function are jointly controlled to enable the automobile to slowly descend. The driving part is arranged at the top end of the lifting groove to avoid water soaking. It will be understood by those skilled in the art that various changes, substitutions and alterations can be made herein without departing from the principles of the utility model.

Claims (10)

1. The utility model provides a car bubble prevention water lifting devices, lifts the frame including lifting, lift the frame and include lift mechanism, bearing structure, lift part, its characterized in that, lift mechanism through lead screw end-to-end connection motor, through middle meshing screw-nut group.

2. The automobile anti-foaming water lifting device of claim 1, wherein the screw rod is a trapezoidal screw rod.

3. The automobile anti-foaming water lifting device as claimed in claim 1, wherein the end of the screw rod is connected with a worm gear mechanism and a motor is positioned in a sealed space at the top end of the lifting groove.

4. The automobile anti-foaming water lifting device of claim 1, wherein the screw nut set is composed of a screw nut and a hollow connecting piece, and is connected by a steel wire rope.

5. The automobile anti-soaking lifting device as recited in claim 1, wherein the lifting mechanism is a lifting groove, the periphery of the lifting groove is connected with the supporting frame, and the interior of the lifting groove is connected with the trapezoidal screw rod.

6. The vehicle anti-bubbling lifting device according to claim 5, wherein a round bar rail slider is connected in the lifting groove.

7. The apparatus of claim 1, wherein the lead screw nut assembly couples the slide member and the carriage.

8. The anti-flooding vehicle lifting apparatus of claim 1, wherein the support structure is a support frame that can be folded or unfolded.

9. The apparatus of claim 1, wherein the lifting member is a carriage.

10. The apparatus of claim 9, wherein the carriage has an adjustment nut for adjusting the distance between the ends of the U-shaped members.

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