CN220467450U

CN220467450U - Anti-toppling device for mechanical engineering

Info

Publication number: CN220467450U
Application number: CN202320909523.2U
Authority: CN
Inventors: 张波; 王志武
Original assignee: Shandong Dongyue Green Cold Technology Co ltd
Current assignee: Shandong Dongyue Green Cold Technology Co ltd
Priority date: 2023-04-21
Filing date: 2023-04-21
Publication date: 2024-02-09
Anticipated expiration: 2033-04-21

Abstract

The utility model relates to the technical field of mechanical engineering equipment and discloses an anti-toppling device for mechanical engineering, which comprises a frame, wherein wheels are arranged at the bottom of the frame, telescopic supporting legs are arranged around the frame, the bottoms of the telescopic supporting legs are connected with a supporting seat through rotating shafts, slots are formed in the side walls of the supporting seat in a penetrating manner, supporting bars are arranged in the slots, and supporting plates are arranged at the bottoms of the ends of the supporting bars. The utility model can not only enable the equipment to stably lift in a narrow environment and prevent the equipment from tipping back and forth, but also reduce the pressure of tires, and effectively improve the use effect and the safety of the small mechanical equipment with the capability of lifting objects and aerial operation.

Description

Anti-toppling device for mechanical engineering

Technical Field

The utility model relates to the technical field of mechanical engineering equipment, in particular to an anti-toppling device for mechanical engineering.

Background

The lifter is a multifunctional lifting mechanical device, the crane is a multi-action lifting mechanical device for vertically lifting and horizontally carrying heavy objects in a certain range, and the lifter, the crane and other mechanical devices with the capability of lifting objects and aerial working are all provided with anti-toppling devices; the anti-toppling device ensures higher working efficiency, higher safety and better guarantee, is special equipment for high-altitude operation with wide application, and is characterized by small size, light weight, convenient movement, stable lifting, small swing amplitude, large carrying capacity and the like, and the small-sized lifter and the lifting equipment can be suitable for a narrower operation space.

The prior art has at least the following problems: firstly, small-size lift, lifting equipment are less to set up and prevent empting the device, and lift, lifting equipment with prevent empting the device are both sides installation supporting leg generally, have the potential safety hazard of tipping back and forth, can't fully guarantee high altitude construction safety, and the supporting leg occupation space that both sides transversely stretched is great, has weakened its advantage of nimble operation, can't normally stretch the balance of assurance equipment in narrow and small environment, and secondly the supporting leg only can provide balanced effect, and gravity acts on the tire completely when the load is great, can accelerate the loss of tire.

Disclosure of Invention

Aiming at the defects of the prior art, the utility model develops the anti-toppling device for mechanical engineering, which not only can ensure that equipment stably ascends and descends in a narrow environment and is prevented from toppling back and forth, but also can reduce the pressure of tires, thereby effectively improving the use effect and the safety of the equipment.

The technical scheme for solving the technical problems is as follows: a prevent empting device for mechanical engineering, including the frame, the bottom of frame is equipped with the wheel, is equipped with flexible supporting leg all around, and the bottom of flexible supporting leg is connected with the supporting seat through the axis of rotation, and the supporting seat lateral wall runs through and is equipped with the slot, is equipped with the support bar in the slot, and the end bottom of support bar is equipped with the backup pad.

As the optimization, flexible supporting leg includes fixed sleeve, lift lead screw, lift sleeve and adjustment handle, and fixed sleeve opening is fixed setting around the frame downwards, and inside cover is equipped with lift sleeve, and lift sleeve inside wall passes through the internal thread to be connected with the lift lead screw, and the bottom passes through the axis of rotation to be connected with the supporting seat, and the upper half of lift lead screw is rotated through rotatory draw-in groove and fixed telescopic top and is connected, and the top is equipped with adjustment handle. The fixed sleeve is arranged and can be fixedly connected with the frame, so that the lifting sleeve drives the supporting seat, the supporting bar and the supporting plate to lift; the lifting sleeve can be lifted in the fixed sleeve by arranging the lifting screw rod; the lifting screw rod is rotatably arranged on the fixed sleeve by arranging the rotary clamping groove; through setting up adjustment handle, can rotate the lift lead screw, make lift sleeve go up and down in fixed sleeve.

As the optimization, adjustment handle includes handle seat, handle and prevents falling the ball, and the fixed top that sets up at the lift lead screw of handle seat, and the lateral wall runs through and is equipped with the handle hole, and the handle setting is downthehole at the handle, and the both ends of handle all are equipped with prevents falling the ball. The handle seat and the handle hole are arranged, so that the handle can be adjusted, and the moment is increased when the lifting screw rod is rotated; through setting up the ball that falls off prevention, can prevent that the handle from falling off from the handle seat.

Preferably, the diameter of the drop-proof ball is larger than the inner diameter of the handle hole. Can prevent the handle from falling off the handle seat.

As optimization, the top of supporting seat is equipped with the screw hole, and the screw hole intercommunication slot is equipped with fixing bolt in the screw hole. Through setting up screw hole and fixing bolt, can fix the position of support bar when the operation, prevent that the support bar from coming off in the slot.

As an optimization, the bottom surface of the supporting plate is flush with the bottom surface of the supporting seat. The support plate and the support seat can be kept stable, and the small lifter can be kept in a horizontal state.

As an optimization, the wheels comprise driving wheels and universal wheels, and the driving wheels and the universal wheels are respectively arranged on two sides of the bottom of the frame. The small lifter can conveniently move by arranging the driving wheels; by providing a universal wheel, the direction can be adjusted during movement.

As optimization, the frame is also provided with a hand push rod, and the hand push rod is arranged on the frame at one side of the universal wheel. By arranging the hand push rod, the direction can be controlled during movement; the hand push rod is arranged on the frame at one side of the universal wheel, so that the direction can be conveniently adjusted by a user.

The effects provided in the summary of the utility model are merely effects of embodiments, not all effects of the utility model, and the above technical solution has the following advantages or beneficial effects:

by arranging the frame, wheels and telescopic supporting legs can be carried, and the frame can be conveniently combined with mechanical equipment with lifting object capability and aerial operation capability to provide anti-toppling capability; by arranging the telescopic supporting legs, the telescopic supporting legs can extend out of the supporting ground during operation, help the wheels to bear load, reduce the pressure of the wheels, and can be recovered to be separated from the ground during movement, so that the telescopic supporting legs are convenient to move; through setting up the axis of rotation, can make the supporting seat carry out outside rotation and open when the operation, and open the angle in a flexible way, can carry out the angle modulation according to the space scope of job site, improve the balanced ability of equipment in all directions, eliminate the potential safety hazard of tipping over, improve the security when the operation, can turn back to the normal position again after the operation finishes, can not collide with other articles when removing; the slots, the supporting bars and the supporting plates are arranged, so that the supporting bars can slide in the slots to drive the supporting plates to extend outwards to support the ground, the extending length is flexible, the length adjustment can be carried out according to the space range of an operation site, the balance capacity of equipment in all directions is further improved, the potential safety hazard of tipping is eliminated, and the safety during operation is further improved; the utility model can stably lift in a narrow environment, prevent front and back tipping, reduce the pressure of the tire, and effectively improve the use effect and the safety of small mechanical equipment with the capability of lifting objects and aerial operation.

Drawings

FIG. 1 is a schematic diagram of the overall structure of an embodiment of the present utility model.

Fig. 2 is a schematic view illustrating an internal structure of a telescopic support leg according to an embodiment of the present utility model.

Fig. 3 is a schematic view of an expanded telescopic support leg and support bar according to an embodiment of the present utility model.

Fig. 4 is a schematic view of the telescopic support legs and support bars according to an embodiment of the present utility model after being retracted.

1, a frame; 2. a lifting device; 3. a wheel; 4. a telescoping support leg; 5. a rotating shaft; 6. a support base; 7. a support bar; 8. a support plate; 9. a hand push rod;

21. a slide rail; 22. a scissors lifting mechanism; 23. an objective table;

31. a driving wheel; 32. a universal wheel;

41. a fixed sleeve; 42. lifting the screw rod; 43. lifting the sleeve; 44. an adjusting handle; 45. a rotary clamping groove;

441. a handle seat; 442. a handle; 443. ball drop prevention;

61. a slot; 62. a threaded hole; 63. and (5) fixing bolts.

Detailed Description

In order to clearly illustrate the technical features of the present solution, the present utility model will be described in detail below with reference to the following detailed description and the accompanying drawings.

Example 1

Fig. 1 to 4 show an embodiment of the present utility model, as shown in fig. 1, an anti-toppling device for mechanical engineering, including a frame 1, wherein a lifting device 2 is provided at the top of the frame 1, wheels 3 are provided at the bottom, telescopic support legs 4 are provided around the bottom, the bottom of the telescopic support legs 4 is connected with a support seat 6 through a rotation shaft 5, a slot 61 is provided on a side wall of the support seat 6, a support bar 7 is provided in the slot 61, and a support plate 8 is provided at the bottom of an end of the support bar 7.

By providing the frame 1 and the wheels 3, the transfer of the elevator can be facilitated; by providing the lifting device 2, lifting operation can be performed; by arranging the telescopic supporting legs 4, the telescopic supporting legs can extend out of the supporting ground during operation, help the wheels 3 bear load, reduce the pressure of the wheels 3, and can be recovered to be separated from the ground during movement, so that the telescopic supporting legs are convenient to move; through setting up axis of rotation 5, can make supporting seat 6 outwards rotate and open when the operation, and opening the angle in a flexible way, can carry out the angle modulation according to the operation scene space scope, improve the balancing ability of lift in all directions, eliminate the potential safety hazard of tipping over, improve the security when the operation, can turn back to the normal position again after the operation finishes, can not collide with other articles when moving; through setting up slot 61, support bar 7 and backup pad 8, make support bar 7 can slide in slot 61, drive the outside extension supporting ground of backup pad 8, and it is nimble to beat extension length, can carry out length adjustment according to job site space scope, further improves the balancing ability of lift in all directions, eliminates the potential safety hazard of tipping over, further improves the security when the operation.

The lifting device 2 comprises a sliding rail 21, a shearing fork lifting mechanism 22 and an objective table 23, wherein the sliding rail 21 comprises an upper sliding rail and a lower sliding rail, the upper sliding rail is arranged at the top of the frame 1, the lower sliding rail is arranged at the bottom of the objective table 23, one end of the bottom of the shearing fork lifting mechanism 22 is hinged with the frame 1, the other end of the shearing fork lifting mechanism is arranged on the lower sliding rail in a sliding manner, one end of the top of the shearing fork lifting mechanism is hinged with the objective table 23, and the other end of the shearing fork lifting mechanism is arranged on the upper sliding rail in a sliding manner. By arranging the slide rail 21 comprising an upper slide rail and a lower slide rail, the scissor lifting mechanism 22 can be unfolded on the frame 1 to drive the objective table 23 to lift.

As shown in fig. 2, the telescopic supporting leg 4 comprises a fixed sleeve 41, a lifting screw rod 42, a lifting sleeve 43 and an adjusting handle 44, wherein an opening of the fixed sleeve 41 is downwards fixedly arranged around the frame 1, the lifting sleeve 43 is sleeved in the inner part, an opening of the lifting sleeve 43 is upwards, the inner side wall is connected with the lower half part of the lifting screw rod 42 through an internal thread, the bottom is connected with the supporting seat 6 through a rotating shaft 5, the upper half part of the lifting screw rod 42 is provided with an annular rotating clamping groove 45, and the upper half part of the lifting screw rod 42 is rotatably connected with the top of the fixed sleeve 41 through the rotating clamping groove 45, and the top is provided with the adjusting handle 44. The fixed sleeve 41 is arranged and can be fixedly connected with the frame 1, so that the lifting sleeve 43 drives the supporting seat 6, the supporting bar 7 and the supporting plate 8 to lift; by providing the lifting screw 42, the lifting sleeve 43 can be lifted and lowered in the fixed sleeve 41; the lifting screw rod 42 is rotatably arranged on the fixed sleeve 41 by arranging the rotary clamping groove 45; by providing the adjustment handle 44, the lifting screw 42 can be rotated, and the lifting sleeve 43 can be lifted and lowered in the fixing sleeve 41.

As shown in fig. 3 and 4, the adjusting handle 44 includes a handle seat 441, a handle 442 and a drop-preventing ball 443, the handle seat 441 is fixedly disposed at the top of the lifting screw 42, a handle hole is formed in a sidewall of the handle seat in a penetrating manner, the handle 442 is disposed in the handle hole, and the drop-preventing balls 443 are disposed at two ends of the handle 442. By providing the handle seat 441 and the handle hole, the handle 442 can be adjusted, increasing torque when the lift screw 42 is rotated; by providing the drop prevention ball 443, the handle 442 can be prevented from falling off the handle seat 441.

The drop balls 443 have a diameter greater than the inner diameter of the handle aperture. The handle 442 is prevented from falling off the handle seat 441.

As shown in fig. 3, a threaded hole 62 is formed in the top of the supporting seat 6, the threaded hole 62 is communicated with the slot 61, and a fixing bolt 63 is arranged in the threaded hole 62. By providing the screw holes 62 and the fixing bolts 63, the position of the support bar 7 can be fixed at the time of operation, preventing the support bar 7 from falling out of the slot 61.

The bottom surface of the supporting plate 8 is flush with the bottom surface of the supporting seat 6. The support plate 8 and the support base 6 can be kept stable, and the small-sized lifter can be kept in a horizontal state.

The wheel 3 includes a driving wheel 31 and a universal wheel 32, and the driving wheel 31 and the universal wheel 32 are respectively provided at both sides of the bottom of the frame 1. By providing the driving wheel 31, the movement of the small-sized lifter can be facilitated; by providing the universal wheel 32, the direction can be adjusted when moving.

The frame 1 is also provided with a hand push rod 9, and the hand push rod 9 is arranged on the frame 1 at one side of the universal wheel 32. By providing the hand push rod 9, the direction can be controlled when moving; by arranging the push rod 9 on the frame 1 on the side of the universal wheel 32, the direction can be adjusted conveniently by the user.

When in use, a user moves the utility model to a working place through the hand push rod 9, then expands the telescopic support legs and the support bars, firstly adjusts the handle 442, fully pulls the handle 442 to one side, prevents the handle 442 from being separated from the handle seat 441 by the falling-off prevention ball 443, then rotates the handle 442 to drive the lifting screw 42 to rotate, and the lifting screw 42 can rotate on the fixed sleeve 41 through the rotary clamping groove 45, so that the lifting sleeve 43 descends in the fixed sleeve 41; after the support seat is lowered to a proper height, the support seat 6 is flexibly rotated and opened outwards according to the space of the operation site, the support seat 6 can be rotated through the rotating shaft 5, then the extending length of the support bar 7 is flexibly adjusted according to the space of the operation site, the support plate 8 is driven to extend outwards, the fixing bolt 63 is screwed into the threaded hole 62, the bottom of the fixing bolt 63 is propped against the top of the support bar 7, the position of the support bar 7 is fixed, and the support bar 7 is prevented from falling from the slot 61; then continue to rotate the handle 442, lower the lifting sleeve 43 until the supporting seat 6 and the supporting plate 8 are stably supported on the ground, the operator flexibly adjusts according to the space condition of the site, and after sequentially stably supporting each telescopic supporting leg 4 and the supporting plate 8 on the horizontal ground or steps or other terrains, the lifting sleeve prevents tipping back and forth, left and right, helps to reduce the pressure of the driving wheel 31 and the universal wheel 32, and can adjust the lifting and lowering mechanism 22 to lift the objective table 23 for operation; after the operation is completed, the telescopic supporting legs and the supporting bars are recovered in sequence according to opposite steps, so that the operation site can be replaced; the utility model can not only enable the equipment to stably lift in a narrow environment and prevent the equipment from tipping back and forth and left and right, but also reduce the pressure of the tire, thereby effectively improving the use effect and the safety of the small elevator.

The description of the orientation or relative positional relationship of the structures in the present utility model, such as "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc., is based on the orientation or positional relationship shown in the drawings, is merely for convenience of describing the present utility model and simplifying the description, and does not indicate or imply that the structures referred to must have a specific orientation, be constructed and operated in a specific orientation, and therefore should not be construed as limiting the present utility model.

Claims

1. A prevent empting device for mechanical engineering, includes frame (1), characterized by: the bottom of frame (1) is equipped with wheel (3), be equipped with flexible supporting leg (4) all around, flexible supporting leg (4) are including fixed sleeve (41), lift lead screw (42) and lift sleeve (43), fixed sleeve (41) opening is fixed down to be set up around frame (1), inside cover is equipped with lift sleeve (43), lift sleeve (43) inside wall passes through the internal thread and is connected with lift lead screw (42), the bottom passes through axis of rotation (5) and is connected with supporting seat (6), the upper half of lift lead screw (42) is rotated through rotatory draw-in groove (45) and the top of fixed sleeve (41) and is connected, the supporting seat (6) lateral wall runs through and is equipped with slot (61), be equipped with support bar (7) in slot (61), the end bottom of support bar (7) is equipped with backup pad (8).

2. The anti-toppling device for mechanical engineering according to claim 1, characterized in that: the telescopic supporting leg (4) further comprises an adjusting handle (44), and the top of the lifting screw rod (42) is provided with the adjusting handle (44).

3. The anti-toppling device for mechanical engineering according to claim 2, characterized in that: the adjusting handle (44) comprises a handle seat (441), a handle (442) and anti-falling balls (443), the handle seat (441) is fixedly arranged at the top of the lifting screw rod (42), the side wall is provided with a handle hole in a penetrating mode, the handle (442) is arranged in the handle hole, and the anti-falling balls (443) are arranged at two ends of the handle (442).

4. A toppling prevention device for mechanical engineering according to claim 3, characterized in that: the diameter of the drop prevention ball (443) is larger than the inner diameter of the handle hole.

5. The anti-toppling device for mechanical engineering according to claim 4, characterized in that: the top of supporting seat (6) is equipped with screw hole (62), and screw hole (62) intercommunication slot (61), is equipped with fixing bolt (63) in screw hole (62).

6. The anti-toppling device for mechanical engineering according to claim 5, characterized in that: the bottom surface of the supporting plate (8) is flush with the bottom surface of the supporting seat (6).

7. The anti-toppling device for mechanical engineering according to any one of claims 1 to 6, characterized in that: the wheels (3) comprise driving wheels (31) and universal wheels (32), and the driving wheels (31) and the universal wheels (32) are respectively arranged on two sides of the bottom of the frame (1).

8. The anti-toppling device for mechanical engineering according to claim 7, characterized in that: the frame (1) is also provided with a hand push rod (9), and the hand push rod (9) is arranged on the frame (1) at one side of the universal wheel (32).