CN208762028U - A kind of mast-up based on electrical control - Google Patents

Abstract

The utility model discloses a kind of mast-ups based on electrical control, including support rod, the upper end of support rod is rotatably connected to rotating block by first motor, the two sides of the rotating block are by first connecting rod, second connecting rod and slide bar constitute an adjustable lifting arm, when two lifting arm are in "-" type, the 4th gear is set to engage connection with third gear by solenoid valve, first gear and the 4th gear is driven to rotate by the third direct geared on the second motor, the lifting of two such lifting rope is contrary, rotating block rotation is driven by first motor, so as to change the direction of two suspension hooks, improve the working efficiency of lifting cargo；When two lifting arm are adjusted to U-shaped, the 4th gears slip can be made to be clamped to second gear by solenoid valve, start the second motor at this time, such second motor can make the rise and fall simultaneously of two suspension hooks, it can make two cargos in this way while lift the same cargo, to keep lifting more steady.

Description

A kind of mast-up based on electrical control

Technical field

The utility model relates to liftings to carry technical field, specially a kind of mast-up based on electrical control.

Background technique

With the rapid development of social economy with the continuous improvement of productivity, the mast-up to transport goods is led in handling goods Domain plays an important role, and mast-up not only saves a large amount of manpower when transporting goods and the efficiency carried also has very greatly Raising, and present common mast-up is mostly single hook lifting, in lifting, mast-up complete once to trigger cargo and After goods is unsnatched in loading dock, during returning to embarkation area, which is idle idle running, to reduce the use of mast-up Rate；And existing single hook lifting shaking amplitude is larger, when carrying requires smoothness higher cargo, be easy to cause the pendulum of cargo It moves and falls off, not only cause economic loss but also ensure the safety of worker cannot reliably, existing common mast-up After use, and it is not foldable, it so that mast-up is occupied more storage space, and also bad movement, therefore We have proposed a kind of mast-ups based on electrical control.

Utility model content

The purpose of this utility model is to provide a kind of mast-ups based on electrical control, to solve in above-mentioned background technique The problem of proposition.

To achieve the above object, the utility model provides the following technical solutions: a kind of mast-up based on electrical control, packet Support rod is included, the lower end of the support rod is equipped with pedestal, and the upper end of support rod is rotatably connected to rotating block by first motor, The two sides of the rotating block are rotatably connected to first connecting rod, and two one end of first connecting rod far from rotating block are rotatably connected to Second connecting rod, the internal slide of the second connecting rod are connected with slide bar, and the side wall of second connecting rod is run through simultaneously in one end of the slide bar It extends to outside it, change is rotatably connected on the lateral wall of the support rod, the two sides of the change are rotatably connected to top Bar, two mandrils are connected to the inside of corresponding open slot far from one end activity of change, and two open slots are opened in two respectively In the lower wall of a first connecting rod；

The inside of the rotating block is provided with cavity, and there are two winding shaft, two kinkings for the inner rotation connection of the cavity Lifting rope is wound on axis, one end of the lifting rope extends to the outside of rotating block and bypasses and is located on second connecting rod and slide bar Multiple pulleys and it is fixedly connected with suspension hook, fixing sleeve is connected to first gear, another kinking on one end central axis of any winding shaft It is rotatably connected to second gear on phase the same end central axis of axis, and first gear engages connection with second gear, described first Gear also engages connection with the third gear being fixedly connected on the second motor output shaft, and second motor is located at rotating block On lateral wall, the third gear activity is engaged with the 4th gear, and the 4th gear is slidably connected at the second tooth by solenoid valve On the central axis of wheel, the solenoid valve is located on the lateral wall of rotating block, and the 4th gear and second gear pass through the activity of tooth block Clamping.

Preferably, the second connecting rod is far from slidably connecting pin shaft, and the one of pin shaft inside one end of first connecting rod End is fixedly connected with handle, and the other end extends to the inside of fixed block, and the fixed block is fixedly connected on the side wall of second connecting rod On, the pin shaft is clamped with multiple through-hole activities for being opened on slide bar, and pin shaft is located at one end of fixed block and passes through annular groove and cunning The dynamic card ball activity clamping being connected to inside fixed block.

Preferably, winding box is fixedly connected in the lower wall of any second connecting rod, the inside of the winding box passes through line Column is wound with drawstring, and one end of the drawstring runs through the side wall of winding box and extends to its outside and be fixedly connected with grab, institute It states grab and is clamped with the block activity of docking being fixedly connected in another second connecting rod lower wall.

Preferably, the second connecting rod is rotatably connected to fixing plate by bolt on one end side wall of first connecting rod, The convex block for fixing plate is clamped with the card slot activity being located on first connecting rod side wall.

Compared with prior art, the utility model has the beneficial effects that the utility model expands into shape as shown in Figure 1 State makes the 4th gear engage connection with third gear by solenoid valve in this case, passes through the third gear on the second motor First gear and the 4th gear is directly driven to rotate, the 4th gear is the power gear of coaxial winding shaft at this time, and two such is hung The lifting of rope is contrary, rotating block rotation is driven by first motor, so as to change the direction of two suspension hooks, when the dress A suspension hook setting is completed once to trigger cargo and after goods is unsnatched in loading dock, during returning to embarkation area, the device it is another One suspension hook can trigger cargo and transport loading dock to, so just be not in the phenomenon that rotating block dallies, to also improve Lift the working efficiency of cargo；The device is expanded into the state of Fig. 2, the 4th gear and are made by solenoid valve in this case After the clamping of two gears, first gear is driven by the third gear on the second motor, and second gear is coaxial winding shaft at this time Power gear, then first gear and second gear, which rotate, drives two winding shafts to rotate backward, and two suspension hooks can be at this time Rise and fall simultaneously, may be implemented the cargo of lifting requirements high stability, to keep Under-Slung Loads stronger in this way；And And the device is when not in use, it is only necessary to mandril and open slot are detached from, it can be by lifting arm (first connecting rod, the second company of two sides Bar and slide bar) it rotates down, to save a large amount of memory space, and it is also convenient for the movement of the device.

Detailed description of the invention

Fig. 1 is the structural schematic diagram I of the utility model；

Fig. 2 is the structural schematic diagram II of the utility model；

Fig. 3 is enlarged drawing at the A of Fig. 2 of the utility model；

The rotating block and the cross-sectional view at winding shaft that Fig. 4 is the utility model；

Fig. 5 is the explosive view at the first gear, second gear, third gear and the 4th gear of the utility model；

Fig. 6 is the explosive view at the pin shaft, second connecting rod and slide bar of the utility model；

The winding box and the cross-sectional view at drawstring that Fig. 7 is the utility model；

Fig. 8 be the utility model grab with dock the cross-sectional view at block；

The mandril and the structural schematic diagram at open slot that Fig. 9 is the utility model.

In figure: 1, support rod, 2, rotating block, 3, first connecting rod, 4, second connecting rod, 5, slide bar, 6, first motor, 7, turn Ring, 8, mandril, 9, open slot, 10, cavity, 11, winding shaft, 12, lifting rope, 13, first gear, 14, second gear, 15, third Gear, the 16, second motor, the 17, the 4th gear, 18, solenoid valve, 19, pedestal, 20, annular groove, 21, card ball, 22, fixing plate, 23, Card slot, 24, winding box, 25, terminal, 26, drawstring, 27, grab, 28, docking block, 29, pin shaft, 30, through-hole, 31, fixed block, 32, suspension hook.

Specific embodiment

The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are without making creative work Every other embodiment obtained, fall within the protection scope of the utility model.

Fig. 1-9 is please referred to, the utility model provides a kind of technical solution: a kind of mast-up based on electrical control, including Support rod 1, support rod 1 can be circumscribed with the keypad that control first motor 6, the second motor 16 and solenoid valve 18 start, described The lower end of support rod 1 is equipped with pedestal 19, and pedestal 19 plays the role of supporting the device, and the upper end of support rod 1 passes through the first electricity Machine 6 is rotatably connected to rotating block 2, and first motor 6 can rotate on support rod 1 with rotating block 2, in shape as shown in Figure 1 Start first motor 6 under state, thus it is possible to vary the position of two suspension hooks 32,6 both forward and reverse directions of first motor are rotatable, to make this Device uses enhanced convenience, and the two sides of the rotating block 2 are rotatably connected to first connecting rod 3, and two first connecting rods 3 are remote One end from rotating block 2 is rotatably connected to second connecting rod 4, and second connecting rod 4 can only rotate forward 90 relative to first connecting rod 3 Degree, the internal slide of the second connecting rod 4 are connected with slide bar 5, and first connecting rod 3, second connecting rod 4 and slide bar 5 constitute the device Lifting arm, and lifting arm can be extended by slide bar 5, to increase the use scope of the device, the slide bar 5 One end is run through the side wall of second connecting rod 4 and is extended to outside it, and change 7, institute are rotatably connected on the lateral wall of the support rod 1 The two sides for stating change 7 are rotatably connected to mandril 8, and mandril 8 plays the role of support, and can be on support rod 1 when change 7 It can rotate, when no matter first connecting rod 3 turns to any position in this way, mandril 8 can play the work of support first connecting rod 3 With two mandrils 8 are connected to the inside of corresponding open slot 9 far from one end activity of change 7, and two open slots 9 are opened respectively In the lower wall of two first connecting rods 3；

The inside of the rotating block 2 is provided with cavity 10, and there are two winding shafts 11 for the inner rotation connection of the cavity 10, twines Lifting rope 12 can be packed up and be unfolded by spool 11, to change the height of suspension hook 32, be wound with lifting rope in two winding shafts 11 12, one end of the lifting rope 12 extends to the outside of rotating block 2 and around the multiple pulley being located on second connecting rod 4 and slide bar 5 And it is fixedly connected with suspension hook 32, fixing sleeve is connected to first gear 13, first gear 13 on one end central axis of any winding shaft 11 It is the double-deck fluted disc, prevents first gear 13 from contacting with the 4th gear 17, since first gear 13 engages always with third gear 15 Connection, therefore the winding shaft 11 coaxial with first gear 13, under whatsoever form, the second motor 16 is to pass through third always Engaging connection and rotating for gear 15 and first gear 13, is rotatably connected on phase the same end central axis of another winding shaft 11 Second gear 14, and first gear 13 engages connection with second gear 14, the first gear 13 also be fixedly connected on second Third gear 15 on 16 output shaft of motor engages connection, and second motor 16 is located on the lateral wall of rotating block 2, and described the Three gears, 15 activity is engaged with the 4th gear 17, and the 4th gear 17 is slidably connected in second gear 14 by solenoid valve 18 In mandrel, when state as shown in Figure 2, hanging method when can be by state as shown in Figure 1 by two suspension hooks 32 adjust to After identical height, then by way of hanging method is changed to two suspension hooks 32 with lifting by solenoid valve 18, the solenoid valve 18 is set On the lateral wall of rotating block 2, the line shaft of solenoid valve 18 can make the 4th gear 17 any on the central axis of winding shaft 11 Sliding, when pushing four gears 17 forward, the 4th gear 17 is clamped with second gear 14, and the 4th gear 17 and third gear 15 are disengaged from, and it is third gear 15, that the second motor 16, which drives the route of the winding shaft 11 coaxial with second gear 14, at this time (spline is stationarily connected to and the second tooth by spline for one gear 13, second gear 14, the 4th gear 17 and the 4th gear 17 On the central axis for taking turns 14 coaxial winding shafts 11) with the winding shaft 11 rotate, so as to so that two winding shafts 11 rotation Contrary: when after the line shaft of solenoid valve 18 drawing the 4th gear 17, the 4th gear 17 is detached from second gear 14 at this time Clamping, and the 4th gear 17 is engaged with third gear 15, the second motor 16 drives the winding shaft coaxial with second gear 14 at this time 11 route is rotated by spline with the winding shaft 11 for third gear 15, the 4th gear 17 and the 4th gear 17, thus The rotation direction of two winding shafts 11 can be made identical, and the 4th gear 17 is clamped with second gear 14 by the activity of tooth block.

Specifically, slidably connecting pin shaft 29 inside the described one end of second connecting rod 4 far from first connecting rod 3, and sell One end of axis 29 is fixedly connected with handle, can extract pin shaft 29 by handle, then slide bar 5 can be made in second connecting rod 4 Internal slide, after slide bar 5 slides into suitable position, by pin shaft 29 again insertable into the position of slide bar 5 being made to fix, separately One end extends to the inside of fixed block 31, and the fixed block 31 is fixedly connected on the side wall of second connecting rod 4, the pin shaft 29 with The activity clamping of multiple through-holes 30 being opened on slide bar 5, and pin shaft 29 is located at one end of fixed block 31 and passes through annular groove 20 and sliding company The 21 activity clamping of card ball inside fixed block 31 is connect, card ball 21 is the inside that fixed block 31 is connected to by spring slide, By the elastic force of spring, card ball 21 can be clamped with annular groove 20, after annular groove 20 and the clamping of card ball 21, pin shaft 29 can be made in work Make not easy to fall off under state, increases the firm stable of the device.

Specifically, winding box 24 is fixedly connected in the lower wall of any second connecting rod 4, the inside of the winding box 24 Drawstring 26 is wound with by terminal 25, and the inside of terminal 25 is equipped with torsional spring, can be by torsional spring by winding box 24 with this terminal 25 External drawstring 26 automatically retracts the inside of winding box 24, and one end of the drawstring 26 is run through the side wall of winding box 24 and extended to It is external and is fixedly connected with grab 27, and the grab 27 docks block with being fixedly connected in another 4 lower wall of second connecting rod 28 activity clampings when states as shown in Figure 2, grab 27 are clamped with block 28 is docked, can fix the position of two second connecting rods 4 It sets, can make the device more big firm in this case in this way, after grab 27 is with the disengaging clamping of block 28 is docked, 25 meeting of terminal By the inside of 26 automatic winding of drawstring recycling wire box 24.

Specifically, the second connecting rod 4 is rotatably connected to fixing by bolt on one end side wall of first connecting rod 3 Plate 22, the convex block for fixing plate 22 is clamped with 23 activity of card slot being located on 3 side wall of first connecting rod, when the convex block for fixing plate 22 After being stuck in the inside of card slot 23, first connecting rod 3 and second connecting rod 4 just not can be rotated, and are additionally provided with pressing on bolt and fix plate 22 spring, so as to so as to fix the stronger inside for being stuck in card slot 23 of convex block of plate 22.

The device: being expanded to state as shown in Figure 1 by working principle, and the device is placed on embarkation area and unloading when use (embarkation area is the region by cargo on suspension hook 32, and loading dock is the region for unloading cargo from suspension hook 32, and is freighted in area Area can be different from loading dock height, such as from the cargo hoisting to lorry on ground), it can be made by solenoid valve 18 4th gear 17 slides into the state engaged with third gear 15, when cargo is on a suspension hook 32, starts the second motor 16, such second motor 16 can make two winding shafts 11 rotate in same direction (rising of one end suspension hook 32, and the general of suspension hook 32 of the other end Can decline), first motor 6 starts again after the suspension hook 32 for hanging cargo is risen to proper height by the second motor 16, so just Rotating block 2 can be driven to rotate 180 degree, so that the position of two suspension hooks 32 be made to exchange, i.e., the suspension hook 32 equipped with cargo is mobile To loading dock, start the second motor 16 at this time and be allowed to invert, when the lifting rope 12 that the suspension hook 32 equipped with cargo is connected is not at After tight state, break bulk at this time continues to invert the second motor 16, when the height of the suspension hook 32 in embarkation area is reduced to After suitable position, by cargo on the suspension hook 32, after the completion of cargo handling process, rotating forward the second motor 16 makes to hang cargo After suspension hook 32 rises to proper height, above-mentioned hoisting process can be repeated in this way；Cargo is expanded to state as shown in Figure 2, The 4th gear 17 can be made to slide by solenoid valve 18 at this time to be clamped with second gear 14, start the second motor 16 at this time, this The second motor of sample 16 can make two winding shafts 11 rotate backward (two rise and fall simultaneously of suspension hook 32), can make two in this way A cargo lifts the same cargo simultaneously, to keep lifting more steady.

While there has been shown and described that the embodiments of the present invention, for the ordinary skill in the art, It is understood that these embodiments can be carried out with a variety of variations in the case where not departing from the principles of the present invention and spirit, repaired Change, replacement and variant, the scope of the utility model is defined by the appended claims and the equivalents thereof.

Claims (4)

1. a kind of mast-up based on electrical control, including support rod (1), it is characterised in that: the lower end of the support rod (1) is set Have pedestal (19), and the upper end of support rod (1) is rotatably connected to rotating block (2) by first motor (6), the rotating block (2) Two sides be rotatably connected to first connecting rod (3), two first connecting rods (3) are rotatably connected to far from the one end of rotating block (2) The internal slide of second connecting rod (4), the second connecting rod (4) is connected with slide bar (5), and one end of the slide bar (5) runs through second The side wall of connecting rod (4) simultaneously extends to outside it, is rotatably connected to change (7), the change on the lateral wall of the support rod (1) (7) two sides are rotatably connected to mandril (8), and two mandrils (8) are connected to corresponding open far from one end activity of change (7) The inside of mouth slot (9), two open slots (9) are opened in respectively in the lower wall of two first connecting rods (3)；

The inside of the rotating block (2) is provided with cavity (10), and there are two winding shafts for the inner rotation connection of the cavity (10) (11), it is wound with lifting rope (12) on two winding shafts (11), one end of the lifting rope (12) extends to the outside of rotating block (2) And it around the multiple pulleys being located on second connecting rod (4) and slide bar (5) and is fixedly connected with suspension hook (32), any winding shaft (11) One end central axis on fixing sleeve be connected to first gear (13), be rotatablely connected on phase the same end central axis of another winding shaft (11) Have second gear (14), and first gear (13) engages connection with second gear (14), the first gear (13) also with fixation Third gear (15) the engagement connection being connected on the second motor (16) output shaft, second motor (16) are located at rotating block (2) on lateral wall, third gear (15) activity is engaged with the 4th gear (17), and the 4th gear (17) passes through solenoid valve (18) it being slidably connected on the central axis of second gear (14), the solenoid valve (18) is located on the lateral wall of rotating block (2), and 4th gear (17) and second gear (14) are clamped by the activity of tooth block.

2. a kind of mast-up based on electrical control according to claim 1, it is characterised in that: the second connecting rod (4) It is slidably connected pin shaft (29) inside one end far from first connecting rod (3), and one end of pin shaft (29) is fixedly connected with handle, The other end extends to the inside of fixed block (31), and the fixed block (31) is fixedly connected on the side wall of second connecting rod (4), described Pin shaft (29) is clamped with multiple through-holes (30) activity being opened on slide bar (5), and pin shaft (29) is located at one end of fixed block (31) It is clamped by annular groove (20) card ball (21) activity internal with fixed block (31) is slidably connected at.

3. a kind of mast-up based on electrical control according to claim 1, it is characterised in that: any second connecting rod (4) Lower wall on be fixedly connected with winding box (24), the inside of the winding box (24) is wound with drawstring by terminal (25) (26), one end of the drawstring (26) runs through the side wall of winding box (24) and extends to its outside and be fixedly connected with grab (27), the grab (27) is clamped with block (28) activity of docking being fixedly connected in another second connecting rod (4) lower wall.

4. a kind of mast-up based on electrical control according to claim 1, it is characterised in that: the second connecting rod (4) It is rotatably connected on one end side wall of first connecting rod (3) by bolt and fixes plate (22), the convex block for fixing plate (22) It is clamped with card slot (23) activity being located on first connecting rod (3) side wall.