CN217780699U - Novel motor drives scissors elevation structure - Google Patents

Abstract

The utility model discloses a novel motor-driven scissors lifting structure, which comprises a base and a top seat, four corners of the upper end of the base are vertically fixed with sleeve columns, supporting rods are movably inserted in the four sleeve columns, and four corners of the bottom end of the top seat are respectively fixedly connected with the top ends of the four supporting rods; be equipped with elevating system between base and the footstock, elevating system includes two first down tube, two second down tube, slide bar, four bottom blocks, two sliders, two connecting rods, two connecting blocks, dead lever and two spouts, and elevating system one side is equipped with actuating mechanism, is equipped with two pushing mechanism between actuating mechanism and four bracing pieces, the utility model discloses a four bracing pieces support footstock bottom four corners, guarantee the stability of footstock, prevent that the staff from at the during operation of footstock border, the footstock takes place to rock, guarantees staff's safety.

Description

Novel motor drives scissors elevation structure

Technical Field

The utility model relates to a novel motor drives scissors elevation structure belongs to scissors elevating gear technical field.

Background

The scissors lifting structure is often applied to the scissors lifting platform, the scissors lifting platform is a vertical lifting special device for high-altitude operation with wide indoor and outdoor application, and the scissors lifting structure is mainly used for lifting and loading and unloading goods from a basement to floors in the logistics industry and the production line, and can also be used for lifting stages, lifting operation platforms and the like. The product has the advantages of stable structure, low failure rate, reliable operation, safety, high efficiency and simple and convenient maintenance.

But current scissors elevation structure when using, scissors top and bottom can slide to lead to taking place the displacement with the strong point of lift platform's base and footstock, can not carry out very stable support to the top both sides, lead to the staff to take place easily at the footstock border during operation and rock the phenomenon, influence safety.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a novel motor drives scissors elevation structure to solve the problem that proposes among the above-mentioned background art.

In order to achieve the above purpose, the utility model provides a following technical scheme: a novel motor-driven scissors lifting structure comprises a base and a top seat, wherein sleeve columns are vertically fixed at four corners of the upper end of the base, supporting rods are movably inserted into the four sleeve columns, and four corners of the bottom end of the top seat are fixedly connected with the top ends of the four supporting rods respectively; a lifting mechanism is arranged between the base and the top seat, a driving mechanism is arranged on one side of the lifting mechanism, and two pushing mechanisms are arranged between the driving mechanism and the four supporting rods;

elevating system includes two first down tube, two second down tube, slide bar, four bottom blocks, two sliders, two connecting rods, two connecting blocks, dead lever and two spouts, all be equipped with the spout with slide bar looks adaptation on the inner wall of base both sides, the slide bar both ends respectively with two spout sliding connection, dead lever and base inner wall fixed connection, two first down tube bottom all rotates with the slide bar to be connected, two second down tube bottom all rotates with the dead lever to be connected, four the equal fixed connection of bottom block is in footstock bottom one side, corresponding two equal fixedly connected with connecting rod, two between the bottom block equal swing joint slider, two have been connected with two sliders rotation respectively on the connecting rod first down tube top is connected, two the equal fixed connection of connecting block is at the base opposite side, two the second down tube top rotates with two connecting blocks respectively to be connected, two first down tube central point all rotates with corresponding second down tube central point to be connected.

Preferably, actuating mechanism is including promoting piece, two installation pieces, motor, two guide arms and screw rod, two the installation piece is fixed respectively in base upper end both sides, two the equal fixed connection of guide arm is between two installation pieces, two be equipped with the screw rod between the guide arm, the screw rod both ends are rotated with two installation pieces and are connected, screw rod one end is connected with the transmission of motor output end, motor fixed connection is in one of them installation piece outside, promote piece fixed connection in the slide bar upper end, promote piece and screw rod threaded connection, it cup joints with two guide arm activities to promote the piece.

Preferably, the two pushing mechanisms comprise moving blocks, fixed blocks and connecting plates, the same side of the two pushing mechanisms is provided with the fixed blocks, the fixed blocks are fixedly connected between the supporting rods, the moving blocks are in threaded connection with the screws, the moving blocks are movably sleeved with the two guide rods, the moving blocks are connected with the corresponding fixed blocks through the connecting plates, the bottoms of the connecting plates are rotatably connected with the two moving blocks respectively, and the tops of the connecting plates are rotatably connected with the two fixed blocks respectively.

Preferably, the length of the two sliding grooves is matched with the length of the two connecting rods.

Preferably, the two moving blocks and the internal thread of the threaded connection of the screw rod have opposite rotation directions.

Compared with the prior art, the beneficial effects of the utility model are that: the four corners of the bottom end of the top seat are supported through the four supporting rods, so that the stability of the top seat is guaranteed, the top seat is prevented from shaking when workers work at the edge of the top seat, and the safety of the workers is guaranteed.

Drawings

FIG. 1 is a schematic view of the present invention;

FIG. 2 is a schematic side view of the present invention;

FIG. 3 isbase:Sub>A schematic view of the structure of the A-A surface of the present invention;

fig. 4 is a schematic view of a local structure of the lifting mechanism of the present invention.

In the figure: 1. a base; 2. a top seat; 3. sleeving a column; 4. a support bar; 5. a lifting mechanism; 51. a first diagonal bar; 52. a second diagonal rod; 53. a slide bar; 54. a fixing rod; 55. a chute; 56. a bottom block; 57. a slider; 58. a connecting rod; 59. connecting blocks; 6. a drive mechanism; 61. a pushing block; 62. mounting a block; 63. a motor; 64. a guide bar; 65. a screw; 7. a pushing mechanism; 71. a moving block; 72. a connecting plate; 73. and (5) fixing blocks.

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 novel motor-driven scissors lifting structure comprises a base 1 and a top seat 2, four corners of the upper end of the base 1 are vertically fixed with sleeve columns 3, supporting rods 4 are movably inserted into the four sleeve columns 3, and four corners of the bottom end of the top seat 2 are respectively fixedly connected with the top ends of the four supporting rods 4; a lifting mechanism 5 is arranged between the base 1 and the top seat 2, a driving mechanism 6 is arranged on one side of the lifting mechanism 5, two pushing mechanisms 7 are arranged between the driving mechanism 6 and the four supporting rods 4, four corners of the bottom end of the top seat 2 are supported by the four supporting rods 4, the stability of the top seat 2 is ensured, the top seat 2 is prevented from shaking when a worker works along the edge of the top seat 2, and the safety of the worker is ensured;

the lifting mechanism 5 comprises two first inclined rods 51, two second inclined rods 52, a sliding rod 53, four bottom blocks 56, two sliding blocks 57, two connecting rods 58, two connecting blocks 59, a fixing rod 54 and two sliding grooves 55, the sliding grooves 55 matched with the sliding rod 53 are formed in the inner walls of the two sides of the base 1, the two ends of the sliding rod 53 are respectively in sliding connection with the two sliding grooves 55, the fixing rod 54 is fixedly connected with the inner wall of the base 1, the bottom ends of the two first inclined rods 51 are rotatably connected with the sliding rod 53, the bottom ends of the two second inclined rods 52 are rotatably connected with the fixing rod 54, the top ends of the two bottom blocks 56 are fixedly connected to one side of the bottom end of the top seat 2, the connecting rods 58 are fixedly connected between the two corresponding bottom blocks 56, the sliding blocks 57 are movably sleeved on the two connecting rods 58, the top ends of the two first inclined rods 51 are rotatably connected with the two sliding blocks 57 respectively, the two connecting blocks 59 are fixedly connected to the other side of the base 1, the top ends of the two second inclined rods 52 are rotatably connected with the two connecting blocks 59 respectively, the center positions of the two first inclined rods 51 are rotatably connected with the center positions of the corresponding second inclined rods 52, the two first inclined rods 51, the pushing block 61 drives the two inclined rods 53 to transversely move, so that the two first inclined rods 51 and the two second inclined rods 52 extend, and the top seat 2, and the lifting rod 52, and the lifting block 61.

The driving mechanism 6 comprises a pushing block 61, two mounting blocks 62, a motor 63, two guide rods 64 and a screw rod 65, the two mounting blocks 62 are respectively fixed on two sides of the upper end of the base 1, the two guide rods 64 are both fixedly connected between the two mounting blocks 62, the screw rod 65 is arranged between the two guide rods 64, two ends of the screw rod 65 are rotatably connected with the two mounting blocks 62, one end of the screw rod 65 is in transmission connection with the output end of the motor 63, the motor 63 is fixedly connected to the outer side of one of the mounting blocks 62, the pushing block 61 is fixedly connected to the upper end of the sliding rod 53, the pushing block 61 is in threaded connection with the screw rod 65, the pushing block 61 is movably sleeved with the two guide rods 64, and the motor 63 drives the pushing block 61 to transversely move through the screw rod 65 and simultaneously drives the two moving blocks 71 to move; the two pushing mechanisms 7 respectively comprise moving blocks 71, fixed blocks 73 and connecting plates 72, the fixed blocks 73 are fixedly connected between the two supporting rods 4 on the same side, the two moving blocks 71 are both in threaded connection with the screw 65, the two moving blocks 71 are both movably sleeved with the two guide rods 64, the two moving blocks 71 are connected with the corresponding fixed blocks 73 through the connecting plates 72, the bottom ends of the two connecting plates 72 are respectively in rotating connection with the two moving blocks 71, the top ends of the two connecting plates 72 are respectively in rotating connection with the two fixed blocks 73, the supporting rods 4 are pushed to ascend and descend through the two connecting plates 72 and the two fixed blocks 73 when the two moving blocks 71 move, and four corners of the bottom end of the footstock 2 are supported through the four supporting rods 4; the lengths of the two sliding grooves 55 are matched with the lengths of the two connecting rods 58; the two moving blocks 71 and the internal threads in threaded connection with the screw 65 are opposite in rotation direction, so that the two moving blocks 71 move oppositely, the four support rods 4 are synchronously lifted, and the support effect is achieved.

Specifically, the utility model discloses during the use, motor 63 passes through screw rod 65 and drives promotion piece 61 lateral shifting, it drives slide bar 53 lateral shifting to promote piece 61, thereby drive two first down tube 51 and two second down tube 52 and extend, and then make footstock 2 go up and down, in this in-process, screw rod 65 still can drive two movable block 71 removals of synchronous drive, because two movable block 71 internal threads turn to conversely, consequently two movable block 71 can the relative movement, two movable block 71 promote bracing piece 4 through two connecting plates 72 and two fixed blocks 73 when removing, support 2 bottom four corners of footstock through four bracing pieces 4, guarantee the stability of footstock 2, prevent that the staff from at the 2 border during operation of footstock, footstock 2 take place to rock, guarantee staff's safety.

In the description of the present invention, it is to be understood that the terms "coaxial", "bottom", "one end", "top", "middle", "other end", "upper", "one side", "top", "inner", "front", "center", "both ends", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.

Furthermore, the terms "first", "second", "third", "fourth" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or as implying any number of indicated technical features, whereby the features defined as "first", "second", "third", "fourth" may explicitly or implicitly include at least one such feature.

In the present invention, unless otherwise explicitly specified or limited, the terms "mounted", "disposed", "connected", "fixed", "screwed" and the like are to be understood broadly, and may be, for example, a fixed connection, a detachable connection, or an integral body; can be mechanically or electrically connected; they may be directly connected or indirectly connected through an intermediate medium, and may be connected through the inside of two elements or in an interaction relationship between two elements, unless otherwise specifically defined, and the specific meaning of the above terms in the present invention will be understood by those skilled in the art according to specific situations.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims (5)

1. The utility model provides a novel motor drives scissors elevation structure, includes base (1) and footstock (2), its characterized in that: four corners of the upper end of the base (1) are vertically fixed with sleeve columns (3), supporting rods (4) are movably inserted in the four sleeve columns (3), and four corners of the bottom end of the top seat (2) are respectively fixedly connected with the top ends of the four supporting rods (4); a lifting mechanism (5) is arranged between the base (1) and the top seat (2), a driving mechanism (6) is arranged on one side of the lifting mechanism (5), and two pushing mechanisms (7) are arranged between the driving mechanism (6) and the four support rods (4);

elevating system (5) include two first down tube (51), two second down tube (52), slide bar (53), four end piece (56), two slider (57), two connecting rod (58), two connecting block (59), dead lever (54) and two spout (55), all be equipped with spout (55) with slide bar (53) looks adaptation on base (1) both sides inner wall, slide bar (53) both ends respectively with two spout (55) sliding connection, dead lever (54) and base (1) inner wall fixed connection, two first down tube (51) bottom all rotates with slide bar (53) to be connected, two second down tube (52) bottom all rotates with dead lever (54) to be connected, four the equal fixed connection of end piece (56) is in top seat (2) bottom one side, corresponding two equal fixedly connected with connecting rod (58) between end piece (56), two all swing joint has slider (57) on connecting rod (58), two first down tube (51) top rotates respectively with two slider (57) and is connected, and two base (59) all rotate the center position and two second down tube (52) rotate the center connection piece (59) and correspond two second down tube (52) center position respectively.

2. The novel motor-driven scissors lifting structure as claimed in claim 1, wherein: actuating mechanism (6) are including promoting piece (61), two installation piece (62), motor (63), two guide arms (64) and screw rod (65), two installation piece (62) are fixed respectively in base (1) upper end both sides, two equal fixed connection of guide arm (64) is between two installation pieces (62), two be equipped with screw rod (65) between guide arm (64), screw rod (65) both ends are rotated with two installation pieces (62) and are connected, screw rod (65) one end is connected with motor (63) output transmission, motor (63) fixed connection is in one of them installation piece (62) outside, promote piece (61) fixed connection in slide bar (53) upper end, promote piece (61) and screw rod (65) threaded connection, it cup joints with two guide arm (64) activity to promote piece (61).

3. The novel motor-driven scissors lifting structure as claimed in claim 1, wherein: the two pushing mechanisms (7) respectively comprise moving blocks (71), fixed blocks (73) and connecting plates (72), the fixed blocks (73) are fixedly connected between the two supporting rods (4) on the same side, the two moving blocks (71) are both in threaded connection with the screw (65), the two moving blocks (71) are movably sleeved with the two guide rods (64), the two moving blocks (71) are connected with the corresponding fixed blocks (73) through the connecting plates (72), the bottom ends of the two connecting plates (72) are respectively in rotary connection with the two moving blocks (71), and the top ends of the two connecting plates (72) are respectively in rotary connection with the two fixed blocks (73).

4. The novel motor-driven scissors lifting structure as claimed in claim 1, wherein: the lengths of the two sliding grooves (55) are matched with the lengths of the two connecting rods (58).

5. The novel motor-driven scissors lifting structure as claimed in claim 3, wherein: the two moving blocks (71) are opposite to the direction of the internal thread of the threaded connection of the screw rod (65).

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