CN215886265U

CN215886265U - Special lifting device for electromechanical installation with high stability

Info

Publication number: CN215886265U
Application number: CN202122451470.8U
Authority: CN
Inventors: 刘强
Original assignee: Individual
Current assignee: Individual
Priority date: 2021-10-12
Filing date: 2021-10-12
Publication date: 2022-02-22
Anticipated expiration: 2031-10-12

Abstract

The utility model discloses a special lifting device for electromechanical installation with high stability, and relates to the field of electromechanical equipment. The lifting device is connected with the lifting platform through the vertical plate, the ratchet block, the first connecting plate, the second connecting plate, the third connecting plate, the fixed shaft and the spring, the ratchet block is driven to downwards rotate to climb along the ratchet plate when the lifting platform is driven to vertically move by controlling the electric push rod to extend through the telescopic connecting rod, and the ratchet block is lapped with the ratchet plate when the lifting platform is fixed at a certain height, so that the lifting platform is further fixed by utilizing the lapping of the ratchet block and the ratchet plate, and the problems that most of the existing lifting devices special for electromechanical installation are poor in stability and are prone to falling and dangerous after a lifting part is damaged are solved.

Description

Special lifting device for electromechanical installation with high stability

Technical Field

The utility model relates to a lifting device, in particular to a special lifting device for electromechanical installation with high stability.

Background

With the rapid development of electromechanical automation, most of the current enterprises have automated machine equipment, and the electromechanical installation industry is born, wherein the electromechanical installation comprises the installation of equipment, lines and pipelines of general industry and public and civil construction projects, 35 kv and below substation projects, the manufacture and installation of non-standard steel components, and the electromechanical installation usually needs to be performed with electrical construction operation at a certain height, including the installation of some workpieces, connecting pieces, circuit wiring, local welding and the like.

When the lifting device special for electromechanical installation is used at present, some defects and shortcomings exist, and the specific places needing improvement are as follows:

the special lifting device for the existing electromechanical installation has poor stability, and is easy to fall after a lifting component is damaged to cause danger.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a special lifting device for electromechanical installation with high stability, and aims to solve the problems that most of the existing special lifting devices for electromechanical installation in the background art are poor in stability and are easy to cause danger after a lifting component is damaged.

In order to achieve the purpose, the utility model provides the following technical scheme: a lifting device special for electromechanical installation and with high stability comprises a bottom plate, wherein vertical plates are fixedly connected to the left side and the right side of the upper surface of the bottom plate, placing grooves are formed in the opposite surfaces of the two vertical plates, the opposite surfaces of the two placing grooves are fixedly connected with two ratchet plates respectively, the two ratchet plates are respectively in lap joint with two ratchet blocks, the opposite ends of the two ratchet blocks are arranged in mounting grooves, the mounting grooves are formed in a lifting table, the four corners of the bottom surface of the lifting table are fixedly connected with the top ends of four telescopic rods respectively, the bottom ends of the four telescopic rods are fixedly connected to the upper surface of the bottom plate, the opposite ends of the two ratchet blocks are movably connected to two fixed shafts through rolling bearings respectively, the two ends of the two fixed shafts are fixedly connected to four connecting plates III respectively, and the four connecting plates III are in pairs and fixedly connected to the opposite surfaces of the two connecting plates II respectively, two ends of the connecting plate are respectively connected in the four second sliding grooves in a sliding mode, and the four second sliding grooves are pairwise and are respectively arranged on the inner walls of the front side and the rear side of the mounting groove.

As a preferable technical scheme of the utility model, the bottom surface of the lifting platform is hinged with two ends of the upper side of the telescopic connecting rod through a hinge seat, the left side of the bottom end of the telescopic connecting rod is hinged on the upper surface of the bottom plate through the hinge seat, and the right side of the bottom end of the telescopic connecting rod is hinged on the upper surface of the sliding block through the hinge seat.

As a preferred technical scheme, the sliding block is connected in the first sliding groove in a sliding mode, the first sliding groove is formed in the upper surface of the bottom plate, the right side face of the sliding block is fixedly connected with the left end of the electric push rod, the right end of the electric push rod is fixedly connected to the inner wall of the right side of the first sliding groove, the input end of the electric push rod is electrically connected with the output end of the switch, and the switch is fixedly connected to the upper surface of the lifting table.

According to a preferred technical scheme of the utility model, the bottom surfaces of the two connecting plates II are respectively fixedly connected with the top ends of the two connecting plates I, the bottom ends of the two connecting plates I respectively penetrate through the two notches II and extend to the lower side of the lifting platform, the two notches II are respectively arranged on the lower side walls of the left end and the right end of the mounting groove, one ends of springs are respectively fixedly connected to the opposite surfaces of the two connecting plates I, and the other ends of the springs are respectively fixedly connected to the bottom surfaces of the two ratchet blocks.

As a preferable technical scheme of the utility model, two opposite surfaces of the two connecting plates are respectively and fixedly connected with one ends of the two pulling plates, and the other ends of the two pulling plates respectively penetrate through the two notches and extend to the upper side of the lifting platform.

As a preferred technical scheme, the first notches are formed in the upper surface of the lifting table, the second pull plates are respectively provided with a threaded hole, and the two threaded holes are in threaded connection with the same lead screw.

As a preferred technical scheme of the utility model, the left end optical axis of the screw is movably connected to the right side surface of the left side fixing plate through a rolling bearing, the right end optical axis of the screw penetrates through the right side fixing plate through the rolling bearing and is fixedly connected with a rocker, the bottom surfaces of the two fixing plates are fixedly connected to the upper surface of the lifting platform, and the screw is arranged in a reverse double-thread manner.

Compared with the prior art, the utility model has the beneficial effects that:

the lifting platform is connected with the lifting platform through the vertical plate, the ratchet block, the first connecting plate, the second connecting plate, the third connecting plate, the fixed shaft and the spring, the ratchet block is driven to downwards rotate to climb along the ratchet plate when the lifting platform is driven to vertically move by controlling the electric push rod to extend through the telescopic connecting rod, the ratchet block is lapped with the ratchet plate when the lifting platform is fixed at a certain height, so that the lifting platform is further fixed by utilizing the lapping of the ratchet block and the ratchet plate, the problem that installers on the lifting platform are injured due to the fact that the lifting platform suddenly falls after the electric push rod is damaged is avoided, and the stability and the safety of the lifting platform are improved, so that the lifting platform is easier to popularize and use.

Drawings

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

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

FIG. 3 is an enlarged structural diagram A of the present invention;

FIG. 4 is a schematic diagram of a right-side cross-sectional structure of the present invention;

FIG. 5 is an enlarged structural diagram of B of the present invention;

FIG. 6 is a schematic view of the ratchet block structure of the present invention.

In the figure: the lifting device comprises a base plate 1, a connecting plate I2, a telescopic rod 3, a telescopic connecting rod 4, a sliding chute I5, a sliding block 6, an electric push rod 7, a vertical plate 8, a placing groove 9, a ratchet plate 10, a lifting platform 11, a lead screw 12, a mounting groove 13, a ratchet block 14, a switch 15, a fixing plate 16, a notch I17, a pull plate 18, a connecting plate II 19, a connecting plate III 20, a fixing shaft 21, a notch II 22, a threaded hole 23, a sliding chute II 24 and a spring 25.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1 to 6, the present invention provides a technical solution of a lifting device for electromechanical installation with high stability: comprises a bottom plate 1, wherein the left side and the right side of the upper surface of the bottom plate 1 are fixedly connected with vertical plates 8, the opposite surfaces of the two vertical plates 8 are respectively provided with a placing groove 9, the opposite surfaces of the two placing grooves 9 are respectively fixedly connected with two ratchet plates 10, the two ratchet plates 10 are respectively lapped with two ratchet blocks 14, the opposite ends of the two ratchet blocks 14 are respectively arranged in a mounting groove 13, the ratchet blocks 14 are lapped with the ratchet plates 10 by arranging the ratchet blocks 14, one ends of the ratchet blocks 14 are arranged in the mounting groove 13, so that the ratchet blocks 14 are limited by the contact between the ratchet blocks 14 and the inner wall of the upper side of the mounting groove 13 when an electric push rod 7 is damaged, the position of a lifting platform 11 is fixed by utilizing the lapping of the ratchet blocks 14 and the ratchet plates 10, the mounting groove 13 is arranged in the lifting platform 11, the four corners of the bottom surface of the lifting platform 11 are respectively fixedly connected with the top ends of four telescopic rods 3, the bottom ends of the four telescopic rods 3 are all fixedly connected on the upper surface of the bottom plate 1, the lifting platform 11 is connected with the bottom plate 1 by arranging four telescopic rods 3, so that the lifting platform 11 is further fixedly supported by the telescopic rods 3, and the stability of the lifting platform 11 in the up-and-down movement is further improved, the opposite ends of two ratchet blocks 14 are respectively movably connected on two fixed shafts 21 through rolling bearings, the two ends of the two fixed shafts 21 are respectively fixedly connected on three four connecting plates 20, the three four connecting plates 20 are pairwise and respectively fixedly connected on the opposite surfaces of two connecting plates 19, the two ends of the two connecting plates 19 are respectively slidably connected in two four sliding chutes 24, the two pairwise pairs of the four sliding chutes 24 are respectively arranged on the front and rear inner walls of the mounting groove 13, the bottom surface of the lifting platform 11 is hinged with the two ends of the upper side of the telescopic connecting rod 4 through hinge seats, the left side of the bottom end of the telescopic connecting rod 4 is hinged on the upper surface of the bottom plate 1 through the hinge seats, and the right side of the bottom end of the telescopic connecting rod 4 is hinged on the upper surface of the sliding block 6 through the hinge seats, the slide block 6 is connected in the slide groove I5 in a sliding way, the slide groove I5 is arranged on the upper surface of the bottom plate 1, the right side surface of the slide block 6 is fixedly connected with the left end of the electric push rod 7, the bottom plate 1 is connected with the lifting platform 11 by arranging the telescopic connecting rod 4, the slide block 6 and the electric push rod 7, so that the slide block 6 is driven to slide in the slide groove I5 by the expansion and contraction of the electric push rod 7, the telescopic connecting rod 4 is driven to expand and contract by the movement of the slide block 6 to adjust the height of the lifting platform 11, the right end of the electric push rod 7 is fixedly connected on the right inner wall of the slide groove I5, the input end of the electric push rod 7 is electrically connected with the output end of the switch 15, the switch 15 is fixedly connected on the upper surface of the lifting platform 11, the bottom surfaces of the two connecting plates II 19 are respectively and fixedly connected with the top ends of the two connecting plates I2, the bottom ends of the two connecting plates I2 respectively pass through the two notches II 22 and extend to the lower side of the lifting platform 11, the two notches 22 are respectively arranged on the lower side walls at the left and right ends of the mounting groove 13, one end of a spring 25 is fixedly connected to opposite surfaces of the two first connecting plates 2, the other ends of the two springs 25 are respectively fixedly connected to bottom surfaces of the two ratchet blocks 14, the ratchet blocks 14 are connected with the first connecting plates 2 through springs, so that the ratchet blocks 14 are driven to rotate downwards along a fixed shaft 21 to extrude the springs 25 when the lifting platform 11 moves upwards, the ratchet blocks 14 are pushed to rotate to be overlapped with the ratchet plates 10 by the aid of elasticity of the springs 25 after the lifting platform 11 is fixed in position, opposite surfaces of the two second connecting plates 19 are respectively fixedly connected with one ends of the two pull plates 18, the other ends of the two pull plates 18 respectively penetrate through the two first notches 17 and extend to the upper side of the lifting platform 11, the two first notches 17 are respectively arranged in the upper surface of the lifting platform 11, threaded holes 23 are respectively arranged in the two pull plates 18, the two threaded holes 23 are respectively in threaded connection with the same screw rod 12, and a left-end optical axis of the screw rod 12 is movably connected to the right side surface of the left-side fixing plate 16 through a rolling bearing, the right-hand member optical axis of lead screw 12 passes right side fixed plate 16 and fixedly connected with rocker through antifriction bearing, when the user need descend elevating platform 11, the user rotates the rocker this moment and makes the corotation of lead screw 12, lead screw 12 makes two arm-tie 18 and two 19 connecting plates be close to each other when rotating the corotation, two 19 connecting plates drive two ratchet pieces 14 and break away from two ratchet plates 10 when being close to each other, the user makes elevating platform 11 move down through the shrink of switch 15 control electric putter 7 this moment, the equal fixed connection in 16 bottom surfaces of two fixed plates is on elevating platform 11 upper surface, lead screw 12 is reverse double thread lead screw setting.

The method comprises the following operation steps:

when the device is used for installing electromechanical equipment, an installer stands on the lifting platform 11 and controls the electric push rod 7 to extend through the switch 15, when the electric push rod 7 extends, the sliding block 6 is pushed to move leftwards along the sliding groove I5, when the sliding block 6 moves leftwards, the lifting platform 11 is driven to move upwards through the telescopic connecting rod 4, when the lifting platform 11 moves upwards, the ratchet block 14 is driven to rotate downwards to extrude the spring 25, the ratchet block 14 ascends along the ratchet plate 10, when the lifting platform 11 rises to a certain height, the electric push rod 7 extends, at the moment, the ratchet block 14 is overlapped with the ratchet plate 10 to fix the height of the lifting platform 11, when the electric push rod 7 is damaged, the lifting platform 11 slightly descends, at the moment, the ratchet block 14 slightly rotates upwards to be in contact with the inner wall on the upper side of the installation groove 13 to fix the position of the ratchet block 14, so that the overlapping of the ratchet block 14 and the ratchet plate 10 is used for fixing the position of the lifting platform 11, when the user needs to descend the lifting platform 11, the user rotates the rocker at this moment to enable the screw rod 12 to rotate forwards, the screw rod 12 enables the two pull plates 18 and the two connecting plates 19 to be close to each other when rotating forwards, the two connecting plates 19 drive the two ratchet blocks 14 to be separated from the two ratchet plates 10 when being close to each other, the user controls the electric push rod 7 to contract through the switch 15 to enable the lifting platform 11 to move downwards, and after the lifting platform 11 moves to a proper position, the screw rod 12 rotates reversely to enable the two ratchet blocks 14 to be away from each other and to be overlapped with the two ratchet plates 10 again.

In the description of the present invention, it is to be understood that the indicated orientations or positional relationships are based on the orientations or positional relationships shown in the drawings and are only for convenience in describing the present invention and simplifying the description, but are not intended to indicate or imply that the indicated devices or elements must have a particular orientation, be constructed and operated in a particular orientation, and are not to be construed as limiting the present invention.

In the present invention, unless otherwise explicitly specified or limited, for example, it may be fixedly attached, detachably attached, or integrated; can be mechanically or electrically connected; the terms may be directly connected or indirectly connected through an intermediate, and may be communication between two elements or interaction relationship between two elements, unless otherwise specifically limited, and the specific meaning of the 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 utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a dedicated elevating gear of electromechanical installation that stability is high, includes bottom plate (1), its characterized in that: the left side and the right side of the upper surface of the bottom plate (1) are fixedly connected with vertical plates (8), the opposite surfaces of the two vertical plates (8) are respectively provided with a placing groove (9), the opposite surfaces of the two placing grooves (9) are respectively fixedly connected with two ratchet plates (10), the two ratchet plates (10) are respectively lapped with two ratchet blocks (14), the opposite ends of the two ratchet blocks (14) are respectively arranged in a mounting groove (13), the mounting groove (13) is arranged in a lifting platform (11), the four corners of the bottom surface of the lifting platform (11) are respectively fixedly connected with the top ends of four telescopic rods (3), the bottom ends of the four telescopic rods (3) are respectively and fixedly connected on the upper surface of the bottom plate (1), the opposite ends of the two ratchet blocks (14) are respectively and movably connected on two fixed shafts (21) through rolling bearings, and the two ends of the two fixed shafts (21) are respectively and fixedly connected on four connecting plates (20), the four connecting plates three (20) are pairwise and are respectively and fixedly connected to opposite surfaces of the two connecting plates two (19), two ends of the two connecting plates two (19) are respectively connected into the four sliding chutes two (24) in a sliding mode, and the four sliding chutes two (24) are pairwise and are respectively arranged on the front and rear inner walls of the mounting groove (13).

2. A high stability lift device for electromechanical installation dedicated as claimed in claim 1, wherein: elevating platform (11) bottom surface is articulated through articulated seat and flexible connecting rod (4) upside both ends, flexible connecting rod (4) bottom left side articulates on bottom plate (1) upper surface through articulated seat, flexible connecting rod (4) bottom right side articulates on slider (6) upper surface through articulated seat.

3. A high stability lift device for electromechanical installation dedicated as claimed in claim 2, wherein: slider (6) sliding connection is in spout (5), set up on bottom plate (1) upper surface spout (5), slider (6) right flank and electric putter (7) left end fixed connection, electric putter (7) right-hand member fixed connection is on spout (5) right side inner wall, electric putter (7) input is connected with switch (15) output electricity, switch (15) fixed connection is on elevating platform (11) upper surface.

4. A high stability lift device for electromechanical installation dedicated as claimed in claim 1, wherein: the bottom surfaces of the two connecting plates II (19) are fixedly connected with the top ends of the two connecting plates I (2) respectively, the bottom ends of the two connecting plates I (2) penetrate through the two notches II (22) respectively and extend to the lower side of the lifting platform (11), the two notches II (22) are arranged on the lower side walls of the left end and the right end of the mounting groove (13) respectively, one ends of springs (25) are fixedly connected to the opposite surfaces of the two connecting plates I (2), and the other ends of the springs (25) are fixedly connected to the bottom surfaces of the two ratchet blocks (14) respectively.

5. A high stability lift device for electromechanical installation dedicated as claimed in claim 1, wherein: the opposite surfaces of the two second connecting plates (19) are fixedly connected with one ends of two pulling plates (18) respectively, and the other ends of the two pulling plates (18) penetrate through the two first notches (17) respectively and extend to the upper side of the lifting platform (11).

6. A high stability lift device for electromechanical installation dedicated as claimed in claim 5, wherein: two in the upper surface of elevating platform (11), two screw hole (23) all seted up in arm-tie (18) are notched one (17), two screw hole (23) all with same lead screw (12) threaded connection.

7. A high stability lift device for electromechanical installation dedicated as claimed in claim 6, wherein: the left end optical axis of the lead screw (12) is movably connected to the right side face of the left side fixing plate (16) through a rolling bearing, the right end optical axis of the lead screw (12) penetrates through the rolling bearing to penetrate through the right side fixing plate (16) and is fixedly connected with a rocker, the bottom faces of the fixing plates (16) are fixedly connected to the upper surface of the lifting platform (11), and the lead screw (12) is arranged in a reverse double-thread lead screw mode.