CN211617799U - Flexible traction device for movable elevator base - Google Patents

Abstract

The utility model discloses a flexible traction device for a movable elevator base, which comprises a traction base, a fixing device, a rear wheel, a rotary front wheel, a pushing support, a fixed handle, an outer tube, a fixed bearing, a rotary shaft and a steering handle, wherein the fixing device is arranged on the traction base of the elevator, when the traction base is connected with the elevator, a fixed plate is locked with the elevator through a bolt, then the bottom of the elevator provided with the fixed plate is inserted into a fixed shell of the traction base, the fixed plate is buckled through a buckle plate in the fixed shell, the connection and the fixation of the elevator can be completed, the rotary front wheel is arranged, the middle part of the rotary front wheel is connected with the rotary shaft through a belt pulley, the top of the rotary shaft is connected with the steering handle on the right side of the pushing support, the rotary front wheel is driven to rotate in the same direction through the rotation of the steering handle, the moving angle of the lifter can be conveniently controlled, and the operation is simple and convenient.

Description

Flexible traction device for movable elevator base

Technical Field

The utility model relates to a portable lift pulls technical field, concretely relates to portable lift base is draw gear in a flexible way.

Background

The lift, lift operation platform are a kind of multi-functional lift mechanical equipment, can be divided into fixed and portable, guide rail type, crank arm type, cut fork type, chain type, loading and unloading platform, etc., under the prior art, for portable lift, it mostly adopts tractor or manual work to pull the movement to the lift base.

The elevator base in the prior art is locked with the elevator through the bolts, the installation efficiency is low, the whole lifting equipment is heavy, the installation and the fixation are inconvenient, and the weight of the elevator of a carried hydraulic system and an electric system is large, so that the elevator base is difficult to flexibly move when being pulled and steered.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

In order to overcome the defects of the prior art, the flexible traction device for the movable elevator base is provided, and the problems that the elevator base in the prior art is locked with an elevator through bolts, the installation efficiency is low, the whole lifting equipment is heavy, the installation and the fixation are inconvenient, and the elevator of a carried hydraulic system is very heavy and is difficult to flexibly move when the elevator base is pulled and steered are solved.

(II) technical scheme

The utility model discloses a following technical scheme realizes: the utility model provides a flexible traction device for a movable elevator base, which comprises a traction base,

the fixing device is used for connecting the lifter;

the front wheel is rotated and used for controlling the moving angle of the traction base;

a steering grip for controlling a rotation angle of the front wheel;

furthermore, two fixing devices are arranged and are respectively arranged at the left side and the right side of the top of the traction base;

furthermore, a layer of rubber pad is sleeved on the outer side of the steering grip, and anti-skid grains are arranged on the outer side of the rubber pad.

Further, fixing devices are installed on the left side and the right side of the top of the traction base, a front rotating wheel and a rear rotating wheel are installed on the front side and the rear side of the bottom of the traction base respectively, the front side of the top of the traction base is locked with the pushing support through bolts, the left side of the top of the pushing support is locked with the fixed handle through bolts, the right end of the pushing support is welded with the outer pipe, the bottom of the outer pipe is locked with the traction base, fixed bearings are welded on the upper side and the lower side of the inside of the outer pipe, the bottom of the rotating shaft vertically penetrates through the fixed bearings and is connected with the front rotating wheel in an inserting mode, and.

Further, fixing device comprises fixed plate, draw-in groove, set casing, slot, clamp plate, activity pivot, connecting rod, buckle board and fixed rotating shaft, the draw-in groove has been seted up at the middle part in the fixed plate, the slot has been seted up at set casing top middle part, the inside embedding of slot has the clamp plate, the clamp plate bottom is through straight-bar and activity pivot looks mutual welding, the activity pivot left and right sides all is provided with the connecting rod, connecting rod one end is rotated along the activity pivot, and the connecting rod other end rotates through pivot and buckle board bottom to be connected, buckle board middle part rotates along fixed rotating shaft, the fixed plate passes through the slot and inserts to the set casing in, and the fixed plate passes through draw-in groove and buckle board looks lock joint, the set casing embedding is pulling base top inboard, and through bolt and pull base looks lock solid each other.

Further, the rotation front wheel comprises dwang, backup pad, gyro wheel, first belt pulley, belt, second belt pulley, axle bed and fixed axle, the dwang transversely runs through the backup pad, and dwang and backup pad mutual welding, both ends are provided with the gyro wheel respectively about the dwang, and the gyro wheel rotates along the dwang, the backup pad top is through bolt and the mutual lock solid of first belt pulley, first belt pulley front end is rotated through belt and second belt pulley and is connected, bolt and the mutual lock solid of axle bed are passed through on first belt pulley top, axle bed top centre of a circle department and the mutual lock solid of fixed axle, the fixed axle top is through the bolt and pull the mutual lock solid of base, peg graft each other in axis of rotation bottom and second belt pulley centre of a circle department.

Furthermore, when the buckling plate expands outwards, the connecting rod inclines outwards at an angle of thirty degrees from top to bottom.

Furthermore, the top end of the buckling plate is inclined and is inclined at an angle of forty-five degrees from outside to inside downwards.

Furthermore, the front end of the traction base is provided with a sliding groove, and the front end of the movable rotating shaft extends out through the sliding groove at the front end of the traction base.

Furthermore, the circle centers of the supporting plate, the first belt pulley, the shaft seat and the fixed shaft are in the same vertical state, and the height sum of the first belt pulley, the shaft seat and the fixed shaft is more than three centimeters of the radius of the roller.

Furthermore, the clamping plate is made of stainless steel materials, is not easy to damage and rusts easily.

Furthermore, the dwang adopts carbide material.

(III) advantageous effects

Compared with the prior art, the utility model, following beneficial effect has:

the method has the advantages that: the utility model discloses an installed fixing device on the base that pulls of lift, when needs will pull base and lift and be connected, earlier carry out the lock solid through bolt and lift with fixing device's fixed plate, then will install the lift bottom of fixed plate and insert to the set casing that pulls the base in, carry out the lock joint to the fixed plate through the buckle board in the set casing, can accomplish to be connected fixedly to the lift.

The advantages are two: the rotating front wheel is arranged, the middle of the rotating front wheel is connected with the rotating shaft through the belt pulley, the top of the rotating shaft is connected with the steering handle on the right side of the pushing support, the rotating front wheel is driven to rotate in the same direction through the rotation of the steering handle, the moving angle of the elevator is convenient to control, and the operation is simple and convenient.

Drawings

Other features, objects and advantages of the invention will become more apparent upon reading of the detailed description of non-limiting embodiments with reference to the following drawings:

fig. 1 is a schematic structural view of the present invention;

FIG. 2 is a schematic structural view of the fixing device of the present invention;

FIG. 3 is a sectional view of the inner structure of the fixing case of the present invention;

fig. 4 is a bottom view of the bottom structure of the traction base of the present invention;

fig. 5 is a schematic view of the structure of the front wheel of the present invention.

In the figure: the device comprises a traction base-1, a fixing device-2, a rear wheel-3, a rotating front wheel-4, a pushing support-5, a fixed handle-6, an outer tube-7, a fixed bearing-8, a rotating shaft-9, a steering handle-10, a fixed plate-21, a clamping groove-22, a fixed shell-23, a slot-24, a pressing plate-25, a movable rotating shaft-26, a connecting rod-27, a clamping plate-28, a fixed rotating shaft-29, a rotating rod-41, a supporting plate-42, a roller-43, a first belt pulley-44, a belt-45, a second belt pulley-46, a shaft seat-47 and a fixed shaft-48.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention more clearly understood, the present invention is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.

Referring to fig. 1, fig. 2, fig. 3, fig. 4 and fig. 5, the present invention provides a flexible traction device for a mobile elevator base: comprises a traction base 1 and a traction device, wherein,

the fixing device 2 is used for connecting the lifter and quickly installing and fixing the lifter;

the rotating front wheel 4 is used for controlling the moving angle of the traction base 1, so that the rear end of the bottom of the traction base 1 rolls by rotating the front wheel 4;

the steering handle 10 is used for controlling the rotation angle of the rotating front wheel 4 and controlling the movement angle of the traction base 1;

the two fixing devices 2 are respectively arranged at the left side and the right side of the top of the traction base 1, and the left side and the right side of the bottom of the elevator are fixed through the fixing devices 2;

wherein, the outer side of the steering handle 10 is sleeved with a layer of rubber pad, and the outer side of the rubber pad is provided with anti-skid lines, which is convenient for the steering handle 10 to rotate.

The traction base comprises a traction base 1, a traction support 5, a rotation handle 6, a fixing device 2, a rotation front wheel 4, a rotation rear wheel 3, a bolt, a fixing bearing 8, a rotation shaft 9, a rotation handle 10, a fixing bearing 8, a rotation shaft 9, a rotation handle 6, a rotation front wheel, a rotation rear wheel, a rotation front wheel 4, a rotation rear wheel 3, a rotation rear wheel, a rotation front wheel, a rotation rear wheel, a rotation support 5, a rotation shaft driving device and a rotation driving device, wherein the fixing device 2 is installed on the left side and the right side of the top of the traction base 1, the front side of the top of the traction base 1 is locked with the rotation support 5 through the bolt, the left.

Wherein, the fixing device 2 is composed of a fixing plate 21, a clamping groove 22, a fixing shell 23, a slot 24, a pressing plate 25, a movable rotating shaft 26, a connecting rod 27, a clamping plate 28 and a fixing rotating shaft 29, the clamping groove 22 is arranged at the middle part in the fixing plate 21, the slot 24 is arranged at the middle part of the top end of the fixing shell 23, the pressing plate 25 is embedded in the slot 24, the bottom end of the pressing plate 25 is mutually welded with the movable rotating shaft 26 through a straight rod, the connecting rod 27 is arranged at the left side and the right side of the movable rotating shaft 26, one end of the connecting rod 27 rotates along the movable rotating shaft 26, the other end of the connecting rod 27 is rotatably connected with the bottom end of the clamping plate 28 through a rotating shaft, the middle part of the clamping plate 28 rotates along the fixing rotating shaft 29, the fixing plate 21 is inserted into the fixing shell 23 through the slot 24, the fixing plate, and is locked with the traction base 1 by bolts.

Wherein, the rotating front wheel 4 is composed of a rotating rod 41, a supporting plate 42, a roller 43, a first belt pulley 44, a belt 45, a second belt pulley 46, a shaft seat 47 and a fixed shaft 48, the rotating rod 41 transversely penetrates through the supporting plate 42, the rotating rod 41 and the supporting plate 42 are welded with each other, the left and right ends of the rotating rod 41 are respectively provided with a roller 43, and the roller 43 rotates along the rotating rod 41, the top end of the supporting plate 42 is locked with the first belt pulley 44 through a bolt, the front end of the first belt pulley 44 is rotatably connected with a second belt pulley 46 through a belt 45, the top end of the first belt pulley 44 is locked with the shaft seat 47 through a bolt, the circle center of the top end of the shaft seat 47 is locked with the fixed shaft 48, the top end of the fixed shaft 48 is locked with the traction base 1 through a bolt, and the bottom end of the rotating shaft 9 is inserted into the circle center of the second belt pulley 46.

When the fastening plate 28 is expanded outward, the connecting rod 27 is inclined at an angle of thirty degrees from top to bottom, so that when the fixed plate 21 presses the movable rotating shaft 26 downward through the pressing plate 25, the connecting rod 27 is pushed outward.

The top end of the fastening plate 28 is inclined and inclined at an angle of forty-five degrees from outside to inside, so that when the fixing plate 21 presses the fastening plate 28 downward, an outward acting force is generated by the inclination of the top end of the fastening plate 28.

Wherein, pull base 1 front end and seted up the spout, and the spout that pulls base 1 front end is passed through to activity pivot 26 front end stretches out, restricts the removal of activity pivot 26 through the spout, and when needs dismantle the lift, can push out activity pivot 26, breaks off the lock joint of buckle plate 28 and fixed plate 21.

The centers of the supporting plate 42, the first belt pulley 44, the shaft seat 47 and the fixing shaft 48 are in the same vertical state, and the total height of the first belt pulley 44, the shaft seat 47 and the fixing shaft 48 is greater than three centimeters of the radius of the roller 43, so that the first belt pulley 44, the shaft seat 47 and the fixing shaft 48 rotate concentrically, and the roller 43 is prevented from contacting the traction base 1.

The buckling plate 28 is made of stainless steel, is not easy to damage and rusts easily.

The rotating rod 41 is made of hard alloy, so that the hardness is high, and the service life is prolonged.

The rotating rod 41 described in this patent is made of a hard alloy material, which is an alloy material made of a hard compound of refractory metals and a bonding metal by a powder metallurgy process, and the hard alloy has a series of excellent properties such as high hardness, wear resistance, good strength and toughness, heat resistance, corrosion resistance, and the like, and particularly, the hard alloy has high hardness and wear resistance, and basically remains unchanged even at a temperature of 500 ℃, and still has high hardness at a temperature of 1000 ℃.

The working principle is as follows: before use, the device is firstly connected and fixed with a lifter, when a traction base is required to be connected with the lifter, the top of a fixed plate 21 is locked with the bottom of the lifter through a bolt, then the bottom of the lifter provided with the fixed plate 21 is inserted into a slot 24 of a traction fixed shell 23, as the top end of a clamping plate 28 is inclined and is inclined at an angle of forty-five degrees from outside to inside, when the fixed plate 21 presses down the clamping plate 28, an outward acting force is generated through the inclination of the top end of the clamping plate 28, the fixed plate 21 is inserted into the bottom of the slot 24, and the fixed plate 21 presses down a pressure plate 25, as the clamping plate 28 expands outwards, a connecting rod 27 is inclined at an angle of thirty degrees from top to bottom, when the fixed plate 21 presses down a movable rotating shaft 26 through the pressure plate 25, the connecting rod 27 is pushed outwards, and the connecting rod 27 pushes the bottom of the clamping plate 28 outwards through the rotating shaft, the fastening plate 28 rotates along the fixed rotating shaft 29 at the middle part, so that the top end of the fastening plate 28 is contracted inwards and inserted into the clamping groove 22 of the fixed plate 21, the fixed plate 21 is fastened through the fastening plate 28, and the connection and fixation of the elevator can be completed, when the elevator moves, the fixed handle 6 and the steering handle 10 are held by hand to push, the fixed handle 6 and the steering handle 10 respectively push the traction base 1 through the pushing support 5 and the outer tube 7, so that the traction base 1 moves through the rear wheel 3 and the rotating front wheel 4 at the bottom, and when the movement of the traction base 1 needs to be steered, the steering handle 10 is controlled to rotate, the steering handle 10 drives the circle center of the second belt pulley 46 to rotate through the rotating shaft 9, the second belt pulley 46 drives the first belt pulley 44 to rotate in the same direction through the belt 45, the top of the first belt pulley 44 rotates along the fixed shaft 48 through the belt 47, the bottom of the first belt pulley 44 drives the rotating rod 41 to rotate through the supporting plate 42, the rotating rod 41 drives the rollers 43 on the left side and the right side to turn, and the steering handle 10 rotates to drive the front wheel 4 to rotate in the same direction as the rollers 43, so that the moving angle of the elevator is controlled, and the operation is simple and convenient.

The basic principle and the main characteristics of the utility model and the advantages of the utility model have been shown and described above, and the utility model discloses the standard part that uses all can purchase from the market, and dysmorphism piece all can be customized according to the record of the description with the drawing, and the concrete connection mode of each part all adopts conventional means such as ripe bolt rivet among the prior art, welding, and machinery, part and equipment all adopt prior art, conventional model, and conventional connection mode in the prior art is adopted in addition to circuit connection, and the details are not repeated here.

It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.

Claims (8)

1. The utility model provides a nimble draw gear of portable elevator base, includes traction base (1), its characterized in that still includes:

a fixing device (2) for connecting the elevator;

the rotary front wheel (4) is used for controlling the movement angle of the traction base (1);

a steering grip (10) for controlling the rotation angle of the front wheel (4);

two fixing devices (2) are arranged and are respectively arranged at the left side and the right side of the top of the traction base (1);

wherein, the outer side of the steering grip (10) is sleeved with a layer of rubber pad, and the outer side of the rubber pad is provided with anti-skid grains.

2. The mobile elevator base flexible traction device of claim 1, wherein: fixing devices (2) are installed on the left side and the right side of the top of the traction base (1), the front wheels (4) and the rear wheels (3) are installed on the front side and the rear side of the bottom of the traction base (1) respectively, the front side of the top of the traction base (1) is locked with the traction support (5) through bolts, the left side of the top of the traction support (5) is locked with the fixed handle (6) through bolts, the right end of the traction support (5) is welded with the outer pipe (7) mutually, the bottom of the outer pipe (7) is locked with the traction base (1) mutually, fixed bearings (8) are welded on the upper side and the lower side of the inner part of the outer pipe (7), the bottom of the rotating shaft (9) vertically penetrates through the fixed bearings (8) and is connected with the rotating front wheels (4) in an inserting mode, and the top.

3. The mobile elevator base flexible traction device of claim 2, wherein: the fixing device (2) comprises a fixing plate (21), a clamping groove (22), a fixing shell (23), an inserting groove (24), a pressing plate (25), a movable rotating shaft (26), a connecting rod (27), a clamping plate (28) and a fixing rotating shaft (29), wherein the clamping groove (22) is formed in the middle of the inner portion of the fixing plate (21), the inserting groove (24) is formed in the middle of the top end of the fixing shell (23), the pressing plate (25) is embedded into the inserting groove (24), the bottom end of the pressing plate (25) is welded with the movable rotating shaft (26) through a straight rod, the connecting rods (27) are arranged on the left side and the right side of the movable rotating shaft (26), one end of each connecting rod (27) rotates along the movable rotating shaft (26), the other end of each connecting rod (27) is rotatably connected with the bottom end of the clamping plate (28) through a rotating shaft, the middle of the clamping plate (28) rotates along the fixing rotating shaft (29), and the fixed plate (21) is buckled with the buckle plate (28) through the clamping groove (22), and the fixed shell (23) is embedded into the inner side of the top end of the traction base (1) and is locked with the traction base (1) through a bolt.

4. The mobile elevator base flexible traction device of claim 2, wherein: the front rotating wheel (4) is composed of a rotating rod (41), a support plate (42), a roller (43), a first belt pulley (44), a belt (45), a second belt pulley (46), a shaft seat (47) and a fixing shaft (48), the rotating rod (41) transversely penetrates through the support plate (42), the rotating rod (41) and the support plate (42) are welded with each other, the rollers (43) are respectively arranged at the left end and the right end of the rotating rod (41), the roller (43) rotates along the rotating rod (41), the top end of the support plate (42) is mutually locked with the first belt pulley (44) through a bolt, the front end of the first belt pulley (44) is rotatably connected with the second belt pulley (46) through the belt (45), the top end of the first belt pulley (44) is mutually locked with the shaft seat (47) through a bolt, the circle center of the top end of the shaft seat (47) is mutually locked with the fixing, the top end of the fixed shaft (48) is locked with the traction base (1) through a bolt, and the bottom end of the rotating shaft (9) is inserted into the circle center of the second belt pulley (46).

5. The mobile elevator base flexible traction device of claim 3, wherein: when the buckling plate (28) expands outwards, the connecting rod (27) inclines outwards at an angle of thirty degrees from top to bottom.

6. The mobile elevator base flexible traction device of claim 3, wherein: the top end of the buckling plate (28) is inclined and is inclined at an angle of forty-five degrees from outside to inside downwards.

7. The mobile elevator base flexible traction device of claim 1, wherein: the front end of the traction base (1) is provided with a sliding chute, and the front end of the movable rotating shaft (26) extends out through the sliding chute at the front end of the traction base (1).

8. The mobile elevator base flexible traction device of claim 4, wherein: the circle centers of the supporting plate (42), the first belt pulley (44), the shaft seat (47) and the fixed shaft (48) are in the same vertical state, and the height sum of the first belt pulley (44), the shaft seat (47) and the fixed shaft (48) is larger than the radius of the roller (43) by three centimeters.

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