CN214734009U

CN214734009U - Support crane convenient to remove

Info

Publication number: CN214734009U
Application number: CN202120896704.7U
Authority: CN
Inventors: 邢世恩; 张国庆
Original assignee: Henan Hongyuan Engineering Co ltd
Current assignee: Henan Hongyuan Engineering Co ltd
Priority date: 2021-04-28
Filing date: 2021-04-28
Publication date: 2021-11-16
Anticipated expiration: 2031-04-28

Abstract

The utility model discloses a support hoist convenient to remove relates to hoist field technical field, including the hoist body, four edges of hoist body bottom surface all are provided with walking wheel and first supporting mechanism, the last fixed surface of hoist body is connected with the frame. The utility model relates to a rational in infrastructure, it can control the operation of positive reverse motor, make the decline of movable plate will be controlled in the rotation of threaded rod, the effect of direction can be played to the guide bar when the movable plate descends, and then the stability when having guaranteed the movable plate and descending, the decline of movable plate will extrude the connecting plate after that, and promote the arc and carry out the downwardly turned around the fixed axle, make the arc be close to the walking wheel, backup pad on the arc will contact the bottom surface, can support the hoist body, thereby the effectual pressure that brings for walking wheel of hoist body that has alleviateed, also avoid the hoist body to take place to slide simultaneously, the life of walking wheel has also been improved.

Description

Support crane convenient to remove

Technical Field

The utility model relates to a hoist field technical field specifically is a support hoist convenient to remove.

Background

The crane is a multi-action crane for vertically lifting and horizontally carrying heavy objects within a certain range, and is divided into a bridge crane and a cantilever crane, wherein the bridge crane is a hoisting device which is transversely erected above a workshop, a warehouse and a stock yard for hoisting materials.

The existing crane mostly has the walking wheels, so that the crane can move more conveniently, but when the crane works, the walking wheels are usually locked to be fixed, and because the contact area between the walking wheels and the ground is too small, the crane can easily shake in the use process, so that the crane is not stable enough, the burden of the walking wheels can be increased, and the service life of the pulleys is further shortened. To this end, we provide a support crane that is easy to move to solve the above problems.

SUMMERY OF THE UTILITY MODEL

One) technical problem to be solved

The utility model aims at providing a support crane convenient to remove in order to compensate the not enough of prior art.

II) technical scheme

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a support hoist convenient to remove, includes the hoist body, four edges of hoist body bottom surface all are provided with walking wheel and first supporting mechanism, and the last fixed surface of hoist body is connected with the frame, and the left and right sides face of hoist body all is provided with two symmetrical second supporting mechanism.

Further, the first supporting mechanism comprises a mounting groove, a movable plate, a forward and reverse rotating motor, a fixed plate and a fixed shaft, the mounting groove is arranged on the bottom surface of the crane body, the forward and reverse rotating motor is embedded on the inner top wall of the mounting groove, the fixed plate is fixedly connected to the inner wall of the mounting groove, the movable plate is positioned inside the mounting groove, the output end of the forward and reverse rotating motor is fixedly connected with a threaded rod, the bottom end of the threaded rod penetrates through the movable plate and is rotatably connected with the upper surface of the fixed plate, the outer surface of the threaded rod is in threaded connection with the inner part of the movable plate, the fixed shaft is fixedly connected to the inner wall of the mounting groove, two symmetrical sliding grooves are formed in the bottom surface of the movable plate, two sliding rods are fixedly connected to the inner wall of each sliding groove, a sliding plate is connected to the inner wall of each sliding groove in a sliding mode, the sliding rods penetrate through the sliding plates and are connected with the inner parts of the sliding plates in a sliding mode, connecting plates are hinged to the bottom surfaces of the sliding plates, the top of each arc-shaped plate is rotatably connected with the outer surface of the fixed shaft.

Furthermore, the bottom surface of every arc all fixedly connected with backup pad, the interior roof fixedly connected with two symmetrical guide bars of mounting groove, the bottom of every guide bar all runs through the movable plate and extends to the below of movable plate, and guide bar and movable plate sliding connection, two arcs are located the left and right sides of walking wheel respectively.

Further, the second supporting mechanism includes slide, installing frame, rotor plate, opening and electric liquid push rod, and the surface of hoist body is seted up to the slide, and the slide extends to the inside of hoist body, the surface of installing frame and the inner wall sliding connection of slide, and the surface of rotor plate is articulated mutually with the inner wall of installing frame, and the upper surface of rotor plate is seted up to the opening, and electric liquid push rod rotates to be connected in the open-ended inner wall, and electric liquid push rod's flexible end fixedly connected with supporting pad.

Furthermore, the upper surface of rotor plate has seted up the draw-in groove, and the top and the draw-in groove looks adaptation of electric liquid push rod.

Thirdly), the beneficial effects are as follows:

compared with the prior art, this support hoist convenient to remove possesses following beneficial effect:

the utility model discloses a, the utility model discloses a setting of first supporting mechanism, can control the operation of positive reverse motor, make the decline of movable plate will be controlled in the rotation of threaded rod, the guide bar can play the effect of direction when the movable plate descends, and then the stability when having guaranteed the movable plate and descending, the decline of movable plate will extrude the connecting plate after that, and promote the arc and carry out the downwardly turned around the fixed axle, make the arc be close to the walking wheel, meanwhile, backup pad on the arc will contact the bottom surface, can support the hoist body, thereby the effectual pressure that brings for walking wheel of hoist body, also avoid the hoist body to take place to slide simultaneously, the life of walking wheel has also been improved.

Two, the utility model discloses a setting of second supporting mechanism, can take the rotor plate out, and together pull out half of the part of installing frame, under the slide is spacing to the installing frame, can avoid dropping of installing frame, rotate the rotor plate after that, can adjust the turned angle of rotor plate, so that the hoist body carries out work, thereby the better focus of having stabilized the hoist body, rotate electric liquid push rod downwards after that, make electric liquid push rod keep away from the joint of draw-in groove, and the operation control supporting pad that utilizes electric liquid push rod contacts ground, can support the hoist body, thereby the stability of hoist body at the during operation has been improved.

Drawings

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

FIG. 2 is a bottom partial sectional view of the present invention;

FIG. 3 is a front partial sectional view of the present invention;

fig. 4 is an enlarged schematic view of a structure shown in fig. 2 according to the present invention.

In the figure: 1. a crane body; 2. a machine base; 3. a second support mechanism; 31. installing a frame; 32. a rotating plate; 33. a card slot; 34. an electro-hydraulic push rod; 35. an opening; 36. a support pad; 37. a slideway; 4. a first support mechanism; 41. an arc-shaped plate; 42. mounting grooves; 43. moving the plate; 44. a positive and negative rotation motor; 45. a threaded rod; 46. a fixing plate; 47. a chute; 48. a fixed shaft; 49. a slide bar; 410. a slide plate; 411. a connecting plate; 412. a guide rod.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying 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.

As shown in fig. 1-4, the utility model provides a technical solution: a supporting crane convenient to move comprises a crane body 1, wherein four corners of the bottom surface of the crane body 1 are respectively provided with a travelling wheel and a first supporting mechanism 4, the travelling wheels are arranged and can facilitate the crane body 1 to move, the first supporting mechanism 4 comprises a mounting groove 42, a moving plate 43, a forward and reverse rotation motor 44, a fixed plate 46 and a fixed shaft 48, the mounting groove 42 is arranged on the bottom surface of the crane body 1, the forward and reverse rotation motor 44 is embedded on the inner top wall of the mounting groove 42, the fixed plate 46 is fixedly connected with the inner wall of the mounting groove 42, the moving plate 43 is positioned inside the mounting groove 42, the output end of the forward and reverse rotation motor 44 is fixedly connected with a threaded rod 45, the bottom end of the threaded rod 45 penetrates through the moving plate 43 and is rotatably connected with the upper surface of the fixed plate 46, the outer surface of the threaded rod 45 is in threaded connection with the inner part of the moving plate 43, and the threaded rod 45 can be driven to rotate by the forward and reverse rotation motor 44, and then make the rotation of threaded rod 45 will control the movable plate 43 to move up and down, the fixed axle 48 is fixedly connected to the inner wall of the mounting groove 42, and the fixed axle 48 is located right above the walking wheel, so that the arc plate 41 can avoid touching the bottom surface when retracting, thereby better retrieving the arc plate 41, the bottom surface of the movable plate 43 is provided with two symmetrical chutes 47, the inner wall of each chute 47 is fixedly connected with two slide bars 49, the inner wall of each chute 47 is slidably connected with a sliding plate 410, and the slide bars 49 penetrate through the sliding plate 410 and are slidably connected with the inside of the sliding plate 410, the arrangement of the slide bars 49 can play a guiding and limiting effect on the sliding plate 410, the bottom surface of each sliding plate 410 is hinged with a connecting plate 411, the bottom surface of each connecting plate 411 is hinged with an arc plate 41, the top of each arc plate 41 is rotatably connected with the outer surface of the fixed axle 48, the bottom surface of each arc plate 41 is fixedly connected with a supporting plate, two symmetrical guide rods 412 are fixedly connected to the inner top wall of the mounting groove 42, the bottom end of each guide rod 412 penetrates through the moving plate 43 and extends to the lower part of the moving plate 43, the guide rods 412 are slidably connected with the moving plate 43, the arrangement of the guide rods 412 can enable the moving plate 43 to be more stable during lifting, so that the moving plate 43 can be guided, the two arc-shaped plates 41 are respectively positioned at the left side and the right side of the travelling wheel, under the arrangement of the first supporting mechanism 4, the operation of the forward and reverse rotation motor 44 can be firstly controlled, the rotation of the threaded rod 45 can control the lifting or descending of the moving plate 43, when the moving plate 43 descends, the connecting plate 411 can push the arc-shaped plates 41 to downwards rotate, the arc-shaped plates 41 are enabled to be close to the travelling wheel, meanwhile, the supporting plates on the arc-shaped plates 41 are in contact with the bottom surface, so as to support the crane body 1, thereby effectually alleviateed the pressure that the hoist body 1 brought for the walking wheel, avoided hoist body 1 to take place to slide, also improved the life of walking wheel simultaneously.

The upper surface of the crane body 1 is fixedly connected with a machine base 2, two symmetrical second supporting mechanisms 3 are arranged on the left side surface and the right side surface of the crane body 1, each second supporting mechanism 3 comprises a slide way 37, an installation frame 31, a rotating plate 32, an opening 35 and an electro-hydraulic push rod 34, each slide way 37 is arranged on the outer surface of the crane body 1, each slide way 37 extends into the crane body 1, the outer surface of each installation frame 31 is connected with the inner wall of each slide way 37 in a sliding mode, each slide way 37 can play a role in guiding and limiting the installation frame 31, meanwhile, the installation frame 31 can be conveniently retracted into each slide way 37, the outer surface of each rotating plate 32 is hinged with the inner wall of each installation frame 31, the rotating angle of each rotating plate 32 can be conveniently adjusted, the crane body 1 can be conveniently supported, the practicability of the device is greatly improved, each opening 35 is arranged on the upper surface of each rotating plate 32, the electro-hydraulic push rod 34 is rotatably connected to the inner wall of the opening 35, the electro-hydraulic push rod 34 is rotatably connected to the middle of the inner wall of the opening 35, the electro-hydraulic push rod 34 can be more conveniently stored, a supporting pad 36 is fixedly connected to the telescopic end of the electro-hydraulic push rod 34, a clamping groove 33 is formed in the upper surface of the rotating plate 32, the top of the electro-hydraulic push rod 34 is matched with the clamping groove 33, the electro-hydraulic push rod 34 can rotate into the opening 35, the top of the electro-hydraulic push rod 34 is clamped into the clamping groove 33, the electro-hydraulic push rod 34 is placed, under the arrangement of the second supporting mechanism 3, the stability of the crane body 1 can be more guaranteed, the mechanism is convenient to store, the rotating plate 32 is firstly drawn out, half of the mounting frame 31 is together drawn out, under the limiting of the slide 37 on the mounting frame 31, the falling of the mounting frame 31 can be avoided, then the rotating plate 32 is rotated, can adjust the turned angle of rotor plate 32 to in crane body 1 carries out work, thereby better stability crane body 1's focus, rotate electric liquid push rod 34 downwards after that, and utilize electric liquid push rod 34's operation control supporting pad 36 to ground contact, can support crane body 1, thereby improved crane body 1 stability at the during operation.

The working principle is as follows: when the crane body 1 works, firstly, the power supply of the positive and negative rotation motor 44 is switched on, then the operation of the positive and negative rotation motor 44 is controlled, the rotation of the threaded rod 45 controls the descending of the movable plate 43, then the descending of the movable plate 43 extrudes the connecting plate 411 and pushes the arc plate 41 to rotate downwards around the fixed shaft 48, so that the arc plate 41 is close to the travelling wheels, the supporting plate on the arc plate 41 is contacted with the bottom surface, and the crane body 1 can be supported, thereby effectively reducing the pressure of the crane body 1 on the travelling wheels, simultaneously avoiding the sliding of the crane body 1 and prolonging the service life of the travelling wheels, when the gravity center of the crane body 1 needs to be improved, only the rotating plate 32 needs to be pulled out, and half of the mounting frame 31 is pulled out together, and under the limit of the slideway 37 on the mounting frame 31, the falling of the mounting frame 31 can be avoided, rotate rotor plate 32 next, can adjust rotor plate 32's turned angle, so that hoist body 1 carries out work, thereby better stability hoist body 1's focus, rotate electricity liquid push rod 34 downwards next, make electricity liquid push rod 34 keep away from the joint of draw-in groove 33, and switch-on electricity liquid push rod 34's power, the operation control supporting pad 36 that utilizes electricity liquid push rod 34 contacts ground, can support hoist body 1, thereby improved hoist body 1 stability at the during operation, prevent that hoist body 1 from taking place the sideslip at the during operation, and second supporting mechanism 3 has the effect of being convenient for to accomodate.

Claims

1. A support crane convenient to remove, includes crane body (1), its characterized in that: four edges of hoist body (1) bottom surface all are provided with walking wheel and first supporting mechanism (4), the last fixed surface of hoist body (1) is connected with frame (2), the left and right sides face of hoist body (1) all is provided with two symmetrical second supporting mechanism (3).

2. A portable support crane according to claim 1, wherein: the first supporting mechanism (4) comprises a mounting groove (42), a moving plate (43), a forward and reverse motor (44), a fixed plate (46) and a fixed shaft (48), the mounting groove (42) is arranged on the bottom surface of the crane body (1), the forward and reverse motor (44) is embedded in the inner top wall of the mounting groove (42), the fixed plate (46) is fixedly connected to the inner wall of the mounting groove (42), the moving plate (43) is located inside the mounting groove (42), a threaded rod (45) is fixedly connected to the output end of the forward and reverse motor (44), the bottom end of the threaded rod (45) penetrates through the moving plate (43) and is rotatably connected with the upper surface of the fixed plate (46), the outer surface of the threaded rod (45) is connected with the inner thread of the moving plate (43), the fixed shaft (48) is fixedly connected to the inner wall of the mounting groove (42), two symmetrical sliding grooves (47) are formed in the bottom surface of the moving plate (43), every two slide bars (49) of the equal fixedly connected with of inner wall of spout (47), every the equal sliding connection of inner wall of spout (47) has slide board (410), and slide bar (49) run through slide board (410) and with the inside sliding connection of slide board (410), every the bottom surface of slide board (410) all articulates there is connecting plate (411), every the bottom surface of connecting plate (411) all articulates there is arc (41), every the top of arc (41) all is connected with the surface rotation of fixed axle (48).

3. A portable support crane according to claim 2, wherein: every the equal fixedly connected with backup pad in bottom surface of arc (41), two symmetrical guide bar (412) of interior roof fixedly connected with of mounting groove (42), every the bottom of guide bar (412) all runs through movable plate (43) and extends to the below of movable plate (43), and guide bar (412) and movable plate (43) sliding connection, two arc (41) are located the left and right sides of walking wheel respectively.

4. A portable support crane according to claim 1, wherein: second supporting mechanism (3) are including slide (37), installing frame (31), rotor plate (32), opening (35) and electric liquid push rod (34), the surface of hoist body (1) is seted up in slide (37), and slide (37) extend to the inside of hoist body (1), the surface of installing frame (31) and the inner wall sliding connection of slide (37), the surface of rotor plate (32) is articulated mutually with the inner wall of installing frame (31), the upper surface of rotor plate (32) is seted up in opening (35), electric liquid push rod (34) rotate to be connected in the inner wall of opening (35), the flexible end fixedly connected with supporting pad (36) of electric liquid push rod (34).

5. A mobile support crane according to claim 4, wherein: a clamping groove (33) is formed in the upper surface of the rotating plate (32), and the top of the electro-hydraulic push rod (34) is matched with the clamping groove (33).