CN218202085U

CN218202085U - Safety anti-toppling mechanism of lifting workbench

Info

Publication number: CN218202085U
Application number: CN202222627014.9U
Authority: CN
Inventors: 李军; 常路路
Original assignee: Anhui Xinao Construction Technology Development Co ltd
Current assignee: Anhui Xinao Construction Technology Development Co ltd
Priority date: 2022-10-08
Filing date: 2022-10-08
Publication date: 2023-01-03
Anticipated expiration: 2032-10-08

Abstract

The utility model discloses a lifting workbench safety anti-toppling mechanism, which comprises a workbench, wherein a lifting mechanism is fixedly arranged at the bottom of the workbench, a supporting mechanism is fixedly arranged at the bottom of the lifting mechanism, the lifting mechanism comprises a positioning disc, a lifting grid, a hydraulic cylinder, a connecting mechanism and a tensioning mechanism, the connecting mechanism is arranged in a plurality of groups around the bottom of the positioning disc, the tensioning mechanism corresponds to the bottom of the connecting mechanism, and the lifting grid and the hydraulic cylinder are fixedly arranged at the bottom of the positioning disc; supporting mechanism includes unable adjustment base and adjustment base, and the unable adjustment base activity is located unable adjustment base's bottom, can dismantle through the screw in the middle of unable adjustment base's the bottom and connect the upper supporting shoe, the utility model relates to a elevating platform technical field. This elevating platform safety anti-toppling mechanism can follow the taut location in four corners and prevent to topple over, makes the workstation more stable, and the mountable is on most elevating platform now, and the suitability is better and the cost is low.

Description

Safety anti-toppling mechanism of lifting workbench

Technical Field

The utility model relates to a elevating platform technical field specifically is a mechanism is prevented empting by elevating platform safety.

Background

For example, chinese patent application No. CN202020160983.6 discloses an anti-toppling supporting device for an elevator, which prevents toppling and improves stability.

For example, chinese patent application No. CN202121858349.0 discloses a lifting platform for building construction, including moving the bearing chassis, the top fixed mounting that moves the bearing chassis has first scissor lifting device and second scissor lifting device, the top fixed mounting of first scissor lifting device has the workstation, the top fixed mounting of second scissor lifting device has garbage collection box, the top of workstation is provided with the guardrail, the fixed mounting has the remote controller mount pad on the guardrail, the fixed mounting has the remote controller on the remote controller mount pad, the front side fixed mounting of guardrail has the switch door, the bottom fixed mounting of workstation has garbage fall prevention device, the bottom fixed mounting of workstation has the hoist engine, the fixedly connected with steel cable on the hoist engine, the bottom of steel cable is connected with the eye-encircling lifting hook, when collecting wall body rubbish, can empty the garbage collection box with the garbage on the canvas, carry out unified clearance to the garbage through the garbage collection box.

The four corners of the working platform of the elevator in the scheme are not tensioned and positioned, and the elevator is easy to incline and topple in improper operation and is not stable enough.

SUMMERY OF THE UTILITY MODEL

The utility model provides a not enough to prior art, the utility model provides a lifting workbench safety anti-toppling mechanism has solved current lift workstation four corners and has not had taut location, inclines easily when improper operation and topples over, problem that is not stable enough.

In order to achieve the above purpose, the utility model discloses a following technical scheme realizes: a lifting workbench safety anti-toppling mechanism comprises a workbench, wherein a lifting mechanism is fixedly arranged at the bottom of the workbench, a supporting mechanism is fixedly arranged at the bottom of the lifting mechanism, the lifting mechanism comprises a positioning disc, a lifting grid, a hydraulic cylinder, a connecting mechanism and a tensioning mechanism, a plurality of groups of the connecting mechanism are arranged around the bottom of the positioning disc, the tensioning mechanism is arranged corresponding to the bottom of the connecting mechanism, and the lifting grid and the hydraulic cylinder are fixedly arranged at the bottom of the positioning disc;

the supporting mechanism comprises a fixed base and an adjusting base, the adjusting base is movably arranged at the bottom of the fixed base, the middle of the bottom of the fixed base is detachably connected with an upper supporting block through a screw, an adjusting ball is fixedly arranged at the bottom of the upper supporting block, fastening studs are connected to four corners of the fixed base through threads, a lower supporting block is fixedly arranged at the middle of the top of the adjusting base, fastening frames are fixedly arranged at four corners of the top of the adjusting base, an elastic gasket and a fastening nut are movably arranged in each fastening frame, and the fastening nut is located below the elastic gasket;

coupling mechanism includes connecting plate and wire rope handling cover, the fixed bottom of locating the connecting plate of wire rope handling cover, wire rope is run through in the inside activity of wire rope handling cover, tensioning mechanism includes the locating rack, the inside of locating rack is rotated and is run through around the rope shaft, the skin weld of winding the rope shaft has the couple, fixed inserted bar cover and the ratchet of being equipped with in one end around the rope shaft, the inserted bar cover is located one side of ratchet, and inserted bar cover and ratchet all rotate the outside of locating the locating rack, the one end that the locating rack is close to the ratchet rotates and is connected with location pinion rack, and the top of ratchet is located in the activity of location pinion rack, the both ends bottom of locating rack all fixes and is equipped with the mounting panel.

Preferably, the lifting fence comprises a plurality of groups of hinge telescopic fences, and the top end and the bottom end of the hydraulic cylinder are respectively and fixedly connected with the positioning disc and the fixed base.

Preferably, the section of the adjusting ball is semicircular, the top of the lower supporting block is provided with a groove, and the adjusting ball is rotatably arranged in the groove.

Preferably, the top of the fastening frame is provided with an opening, and the plane area of the opening is larger than the cross-sectional area of the fastening stud.

Preferably, the elastic gasket is arranged in an arc shape, and the bottom end of the fastening stud movably penetrates through the inner part of the elastic gasket.

Preferably, the connecting plate is detachably connected with the positioning plate through screws, and the mounting plate is detachably connected with the fixing base through screws.

Advantageous effects

The utility model provides a safety anti-toppling mechanism of a lifting workbench. Compared with the prior art, the method has the following beneficial effects:

1. the safety anti-toppling mechanism of the lifting workbench is supported by a positioning disc and a fixed base, the lifting grid and a hydraulic cylinder can lift the height of the workbench, the positioning toothed plate and a ratchet wheel are separated at the moment and are in an unlocking state, a wound steel wire rope starts to be separated from a rope winding shaft, after the height of the workbench is adjusted, a pry bar is inserted into an insertion hole of an insertion rod sleeve, the rope winding shaft can be rotated and the steel wire rope is wound, one end of the steel wire rope is fixed with a hook, the other end of the steel wire rope is bound with a rope penetrating sleeve, the positioning toothed plate is covered, a rack of the positioning toothed plate is meshed with the ratchet wheel for positioning, the positioning principle can refer to a ratchet wheel rope tightener in the prior art, four groups of steel wire ropes can tighten the positioning disc from four corners, the workbench can be effectively prevented from toppling, the workbench is more stable, the workbench can be installed on most of the existing lifting workbench through screws, a connecting plate and an installing plate, and the installing plate is better in applicability and low in manufacturing cost;

2. this elevating platform safety anti-toppling mechanism, through installing the supporting shoe in unable adjustment base's bottom, at the adjustment base of placing of last supporting shoe, under the roll connection of adjustment ball with supporting shoe down, the adjustment base can incline to any angle, fastening double-screw bolt passes unable adjustment base and fastening frame, fastening double-screw bolt's bottom and fastening nut screw up the location, the effect that elastic gasket played deformation support in the middle, guarantee fastening double-screw bolt's vertical positioning, whole can work on the inclined plane, further improvement suitability.

Drawings

Fig. 1 is a schematic view of the overall structure of the present invention;

fig. 2 is a schematic view of the front structure of the lifting mechanism of the present invention;

FIG. 3 is a schematic cross-sectional view of the supporting mechanism of the present invention;

fig. 4 is a schematic view of the cross-sectional structure of the connection mechanism of the present invention.

In the figure: 1. a work table; 2. a lifting mechanism; 21. positioning a plate; 22. lifting grids; 23. a hydraulic cylinder; 3. a support mechanism; 31. a fixed base; 32. adjusting the base; 33. an upper support block; 34. adjusting the ball; 35. fastening a stud; 36. a lower support block; 37. a fastening frame; 38. an elastic pad; 39. fastening a nut; 4. a connecting mechanism; 41. a connecting plate; 42. threading a rope sleeve; 43. a wire rope; 5. a tensioning mechanism; 51. a positioning frame; 52. a rope winding shaft; 53. hooking; 54. a plug rod sleeve; 55. a ratchet wheel; 56. positioning a toothed plate; 57. and (7) mounting the plate.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-4, the present invention provides a technical solution: a lifting workbench safety anti-toppling mechanism comprises a workbench 1, wherein a lifting mechanism 2 is fixedly arranged at the bottom of the workbench 1, a supporting mechanism 3 is fixedly arranged at the bottom of the lifting mechanism 2, the lifting mechanism 2 comprises a positioning disc 21, a lifting grid 22, a hydraulic cylinder 23, a connecting mechanism 4 and a tensioning mechanism 5, a plurality of groups of the connecting mechanism 4 are arranged around the bottom of the positioning disc 21, the tensioning mechanism 5 is arranged corresponding to the bottom of the connecting mechanism 4, and the lifting grid 22 and the hydraulic cylinder 23 are both fixedly arranged at the bottom of the positioning disc 21; coupling mechanism 4 includes connecting plate 41 and rope sling 42, rope sling 42 is fixed to be located the bottom of connecting plate 41, rope sling 42's inside activity is run through there is wire rope 43, straining device 5 includes locating rack 51, locating rack 51's inside rotation is run through has around rope shaft 52, around rope shaft 52's skin weld have couple 53, around fixed being equipped with inserted bar cover 54 of one end and ratchet 55 of rope shaft 52, inserted bar cover 54 is located one side of ratchet 55, and inserted bar cover 54 and ratchet 55 all rotate the outside of locating rack 51, the one end that locating rack 51 is close to ratchet 55 is rotated and is connected with location pinion rack 56, and the top of ratchet 55 is located in the activity of location pinion rack 56, the both ends bottom of locating rack 51 all fixes being equipped with mounting panel 57.

Lifting grid 22 includes the flexible fence of multiunit hinge, the top and the bottom of pneumatic cylinder 23 respectively with fixed connection between positioning disk 21 and the unable adjustment base 31, can dismantle through the screw between connecting plate 41 and the positioning disk 21 and be connected, can dismantle through the screw between mounting panel 57 and the unable adjustment base 31 and be connected. Under the support of positioning disk 21 and unable adjustment base 31, can promote the height of workstation 1 through lifting grid 22 and pneumatic cylinder 23, locating toothed plate 56 and ratchet 55 separation at this moment are in the unblock state, winding wire rope 43 begins to break away from around rope shaft 52, after the adjustment of workstation 1 height finishes, use the jack that the pinch bar inserted the inserted bar cover 54, can rotate around rope shaft 52 and wind wire rope 43, wherein wire rope 43's one end is fixed with couple 53, wire rope 43 other end is bound with rope handling cover 42, cover locating toothed plate 56, locating toothed plate 56's rack and ratchet 55 meshing location, the ratchet euphroe of prior art can be referred to in the location principle, four groups wire rope 43 can be followed four corners tensioning positioning disk 21, effectively prevent that workstation 1 from toppling over.

Referring to fig. 1 and 3, the supporting mechanism 3 includes a fixing base 31 and an adjusting base 32, the adjusting base 32 is movably disposed at the bottom of the fixing base 31, the middle of the bottom of the fixing base 31 is detachably connected with an upper supporting block 33 through a screw, an adjusting ball 34 is fixedly disposed at the bottom of the upper supporting block 33, four corners of the fixing base 31 are all in threaded connection with fastening studs 35, the middle of the top of the adjusting base 32 is fixedly disposed with a lower supporting block 36, four corners of the top of the adjusting base 32 are all fixedly disposed with fastening frames 37, an elastic gasket 38 and a fastening nut 39 are movably disposed inside the fastening frames 37, and the fastening nut 39 is located below the elastic gasket 38.

The section of the adjusting ball 34 is semicircular, the top of the lower supporting block 36 is provided with a groove, the adjusting ball 34 is rotatably arranged in the groove, the top of the fastening frame 37 is provided with an opening, the plane area of the opening is larger than the cross-sectional area of the fastening stud 35, the elastic gasket 38 is arc-shaped, and the bottom end of the fastening stud 35 movably penetrates through the elastic gasket 38. When the working point is in an inclined position, the upper supporting block 33 is installed at the bottom of the fixing base 31, the adjusting base 32 is placed on the upper supporting block 33, the adjusting base 32 can incline to any angle under the rolling connection of the adjusting ball 34 and the lower supporting block 36, the fastening stud 35 penetrates through the fixing base 31 and the fastening frame 37, the bottom end of the fastening stud 35 is screwed and positioned with the fastening nut 39, and the elastic gasket 38 plays a role of deformation support in the middle to ensure the vertical positioning of the fastening stud 35.

When the device is used, under the support of the positioning disc 21 and the fixed base 31, the height of the workbench 1 can be lifted through the lifting grid 22 and the hydraulic cylinder 23, the positioning toothed plate 56 is separated from the ratchet wheel 55 at the moment and is in an unlocked state, the wound steel wire rope 43 begins to be separated from the rope winding shaft 52, after the height of the workbench 1 is adjusted, a pry bar is used for being inserted into the insertion hole of the insertion rod sleeve 54, the rope winding shaft 52 can be rotated and the steel wire rope 43 is wound, wherein one end of the steel wire rope 43 is fixed with the hook 53, the other end of the steel wire rope 43 is bound with the rope penetrating sleeve 42, the positioning toothed plate 56 is covered, the rack of the positioning toothed plate 56 is meshed with the ratchet wheel 55 for positioning, the positioning principle can refer to a ratchet wheel rope tightener in the prior art, the four groups of steel wire ropes 43 can tighten the positioning disc 21 from four corners, and the workbench 1 is effectively prevented from toppling, make workstation 1 more stable, through the screw, connecting plate 41 and mounting panel 57 mountable are on most existing elevating platform, the suitability is better and the cost is low, when the operating point is in the inclined position, supporting shoe 33 is installed to the bottom at unable adjustment base 31, at the adjustment base 32 of placing of upper supporting shoe 33, under the roll connection of adjustment ball 34 with bottom suspension fagging 36, adjustment base 32 can incline to any angle, fastening stud 35 passes unable adjustment base 31 and fastening frame 37, fastening stud 35's bottom and fastening nut 39 screw up the location, resilient pad 38 plays the effect that the deformation was supported in the centre, guarantee fastening stud 35's vertical location, whole can work on the inclined plane, further improvement suitability.

And those not described in detail in this specification are well within the skill of those in the art.

Claims

1. The utility model provides a lifting workbench safety prevents empting mechanism, includes workstation (1), its characterized in that: the bottom of the workbench (1) is fixedly provided with a lifting mechanism (2), the bottom of the lifting mechanism (2) is fixedly provided with a supporting mechanism (3), the lifting mechanism (2) comprises a positioning disc (21), a lifting grid (22), a hydraulic cylinder (23), a connecting mechanism (4) and a tensioning mechanism (5), the connecting mechanism (4) surrounds the bottom of the positioning disc (21) and is provided with a plurality of groups, the tensioning mechanism (5) is arranged corresponding to the bottom of the connecting mechanism (4), and the lifting grid (22) and the hydraulic cylinder (23) are both fixedly arranged at the bottom of the positioning disc (21);

the supporting mechanism (3) comprises a fixed base (31) and an adjusting base (32), the adjusting base (32) is movably arranged at the bottom of the fixed base (31), the middle of the bottom of the fixed base (31) is detachably connected with an upper supporting block (33) through a screw, an adjusting ball (34) is fixedly arranged at the bottom of the upper supporting block (33), four corners of the fixed base (31) are all in threaded connection with fastening studs (35), the middle of the top of the adjusting base (32) is fixedly provided with a lower supporting block (36), four corners of the top of the adjusting base (32) are all fixedly provided with fastening frames (37), elastic gaskets (38) and fastening nuts (39) are movably arranged in the fastening frames (37), and the fastening nuts (39) are positioned below the elastic gaskets (38);

coupling mechanism (4) are including connecting plate (41) and wire rope handling cover (42), wire rope handling cover (42) fixed bottom of locating connecting plate (41), wire rope (43) have been run through in the inside activity of wire rope handling cover (42), straining device (5) are including locating rack (51), the inside rotation of locating rack (51) has run through around rope axle (52), the skin weld of around rope axle (52) has couple (53), the fixed inserted bar cover (54) and ratchet (55) that are equipped with in one end of around rope axle (52), inserted bar cover (54) are located one side of ratchet (55), and inserted bar cover (54) and ratchet (55) all rotate the outside of locating rack (51), the one end that locating rack (51) are close to ratchet (55) is rotated and is connected with location pinion rack (56), and location pinion rack (56) activity locate the top of ratchet (55), the both ends bottom of locating rack (51) all fixedly is equipped with mounting panel (57).

2. The safety anti-toppling mechanism of a lifting workbench according to claim 1, is characterized in that: the lifting fence (22) comprises a plurality of groups of hinge telescopic fences, and the top end and the bottom end of the hydraulic cylinder (23) are respectively and fixedly connected with the positioning disc (21) and the fixed base (31).

3. The safety anti-toppling mechanism of a lifting workbench according to claim 1, is characterized in that: the section of the adjusting ball (34) is semicircular, a groove is formed in the top of the lower supporting block (36), and the adjusting ball (34) is rotatably arranged in the groove.

4. The safety anti-toppling mechanism of a lifting workbench according to claim 1, is characterized in that: the top of the fastening frame (37) is provided with an opening, and the plane area of the opening is larger than the cross-sectional area of the fastening stud (35).

5. The safety anti-toppling mechanism of a lifting workbench according to claim 1, is characterized in that: the elastic gasket (38) is arranged in an arc shape, and the bottom end of the fastening stud (35) movably penetrates through the elastic gasket (38).

6. The safety anti-toppling mechanism of a lifting workbench according to claim 1, is characterized in that: the connecting plate (41) is detachably connected with the positioning disc (21) through screws, and the mounting plate (57) is detachably connected with the fixing base (31) through screws.