CN214217838U

CN214217838U - Material lifting machine for building

Info

Publication number: CN214217838U
Application number: CN202120203459.7U
Authority: CN
Inventors: 李清志; 马超
Original assignee: Beijing Tiangangxing Machinery Equipment Leasing Co ltd
Current assignee: Beijing Tiangangxing Machinery Equipment Leasing Co ltd
Priority date: 2021-01-25
Filing date: 2021-01-25
Publication date: 2021-09-17
Anticipated expiration: 2031-01-25

Abstract

The application relates to a material hoister for buildings, which relates to tower crane corollary equipment and comprises two support frames, a beam frame connected to the upper ends of the two support frames, a hoisting box arranged between the two support frames, a hoisting assembly arranged on the beam frame and used for driving the hoisting box to move up and down, and a damping table arranged below the hoisting box; the damping table comprises an extrusion plate and a bottom plate which are arranged from top to bottom and a plurality of telescopic rods which are vertically arranged between the extrusion plate and the bottom plate, a first connecting plate connected with the extrusion plate is fixedly connected to the upper end of each telescopic rod, a second connecting plate connected with the bottom plate is fixedly connected to the lower end of each telescopic rod, a damping spring is sleeved on each telescopic rod, and two ends of each damping spring are respectively abutted to the first connecting plate and the second connecting plate. The effect that this application has is that the reduction damping spring takes place to deviate from buckling of self direction to become looks protection damping spring.

Description

Material lifting machine for building

Technical Field

The application relates to tower crane corollary equipment, especially relates to a material lifting machine for building.

Background

The material lifter is a special machine for vertically lifting materials, is widely applied to occasions such as building construction, industrial and mining enterprises, multi-story workshops, warehouses, station docks and the like, has the advantages of high efficiency, convenience, stability, safety and the like, has two types of double cages and single cage, and mainly comprises a steel structure, an erection mechanism, a lifting mechanism, a safety mechanism, an electrical control mechanism and the like.

Chinese utility model patent that grant bulletin number is CN207537041U discloses a convenient material lifting machine, which comprises a column, the column mouting is in the top of counter weight base, counter weight base's top and the left side that is located the stand are provided with the hoisting motor, counter weight base's top and the right side that is located the stand are provided with the shock absorber, the right side top on the upper side of stand is provided with cooling fan, cooling fan's top is provided with the tuber pipe, the top of stand is provided with the connecting rod, the left and right sides of connecting rod is provided with the hoisting wheel, the below of hoisting wheel is provided with the promotion steel cable, the below of promoting the steel cable is provided with the lifting box, equal and the external power source electric connection of hoisting motor and cooling fan. Paragraph 0024 of the specification discloses that "a contact plate is arranged on the shock absorption seat, a shock absorption spring is arranged below the contact plate, and a mounting plate is arranged below the shock absorption spring".

In view of the above-mentioned related art, the inventor finds that the lifting hopper is squeezed in the descending process and the contact plate, so that the damping spring between the contact plate and the mounting plate is compressed, and in the compression process of the damping spring, the damping spring is easily bent in the direction deviating from the axis of the damping spring due to different deformation of each part of the damping spring, so as to damage the damping spring.

SUMMERY OF THE UTILITY MODEL

In order to reduce damping spring and take place the buckling of skew self direction to become looks protection damping spring, this application provides a material lifting machine for building.

The application provides a material lifting machine for building adopts following technical scheme:

a material hoister for buildings comprises two support frames, a beam frame connected to the upper ends of the two support frames, a hoisting box arranged between the two support frames, a hoisting assembly arranged on the beam frame and used for driving the hoisting box to move up and down, and a damping table arranged below the hoisting box;

the damping table comprises an extrusion plate and a bottom plate which are arranged from top to bottom and a plurality of telescopic rods which are vertically arranged between the extrusion plate and the bottom plate, a first connecting plate connected with the extrusion plate is fixedly connected to the upper end of each telescopic rod, a second connecting plate connected with the bottom plate is fixedly connected to the lower end of each telescopic rod, a damping spring is sleeved on each telescopic rod, and two ends of each damping spring are respectively abutted to the first connecting plate and the second connecting plate.

By adopting the technical scheme, when a worker starts the lifting assembly, the lifting box is driven to descend, the lifting box is placed on the extrusion plate, the extrusion plate bears the gravity of the lifting box, so that the extrusion plate is close to the bottom plate, the damping spring is extruded, and the impact of the extrusion plate on the bottom plate is absorbed in the process that the damping spring is compressed and deformed; and the compression direction of the damping spring is limited by the telescopic rod, so that the damping spring only deforms along the axis direction of the damping spring, and the damping spring is protected.

Optionally, the telescopic rod includes a sliding barrel and a sliding rod inserted in the sliding barrel, the first connecting plate is fixedly connected to one end of the sliding rod away from the sliding barrel, and the second connecting plate is fixedly connected to one end of the sliding barrel away from the sliding rod.

Through adopting above-mentioned technical scheme for the pole that slides removes in the slide cartridge, thereby changes the total length of telescopic link, and then the telescopic link can be according to the distance between bottom plate and the stripper plate, adjusts the length of self.

Optionally, the sliding cylinder is a linear bearing.

Through adopting above-mentioned technical scheme for the removal of slide bar in the slide cartridge is more smooth and easy.

Optionally, a first groove for inserting the first connecting plate is formed in the extrusion plate, and a first inserting assembly matched with the first connecting plate in an inserting manner is arranged on the extrusion plate; and a second groove for inserting the second connecting plate is formed in the bottom plate, and a second inserting assembly matched with the second connecting plate in an inserting mode is arranged on the bottom plate.

Through adopting above-mentioned technical scheme for first connecting plate can be dismantled and connect on the stripper plate, and the connection can be dismantled on the bottom plate to the second connecting plate, after damping spring's elasticity seriously descends, the staff of being convenient for changes damping spring.

Optionally, a first jack is formed in the side face of the first connecting plate, the first inserting assembly comprises an inserting rod penetrating through the side wall of the first groove and inserted into the first jack, a limiting disc fixedly connected to the inserting rod and abutted against the side face of the extrusion plate, a U-shaped frame plate fixedly connected to the extrusion plate and provided with an opening facing the inserting rod, and a thrust spring connected between the frame plate and the limiting disc, and the thrust spring is used for driving the inserting rod to be stably inserted into the first jack.

Through adopting above-mentioned technical scheme, when the staff inserted first connecting plate in the first recess, first jack on the first connecting plate aligns with the tip of inserted bar, and the inserted bar receives during the elasticity of spring inserts first jack to realized inserting of first connecting plate and stripper plate and establish and be connected simple structure, convenient operation.

Optionally, one end of the inserted bar, which is far away from the first insertion hole, penetrates through the supporting plate and is fixedly connected with the poke bar.

Through adopting above-mentioned technical scheme, the poker rod provides the impetus for staff's pulling inserted bar, and the staff of being convenient for orders about the inserted bar and removes.

Optionally, one side rigid coupling that the frame plate deviates from the stripper plate has the fagging, and when the poker rod supported and leaned on the fagging and deviate from the side of frame plate, the inserted bar roll-off first jack.

Through adopting above-mentioned technical scheme, the staff pulling poker rod is kept away from the frame plate, then rotates the poker rod and rotates around the axis of inserted bar to under thrust spring's effect, make the poker rod support and lean on the fagging deviates from the side of splint, restricted when dismantling first connecting plate, the inserted bar receives thrust spring's effect and reinserts first jack again, and the staff of being convenient for dismantles first connecting plate.

Optionally, a limit groove for inserting the poking rod is formed in the side face, deviating from the frame plate, of the supporting plate.

Through adopting above-mentioned technical scheme, restricted the poker rod and taken place to rotate around the axis of inserted bar to make the staff dismantle the produced vibration of first connecting plate in-process and can not order about the poker rod and take place to rotate.

In summary, the present application includes at least one of the following beneficial technical effects:

1. through the arrangement of the supporting frame, the cross beam frame, the lifting box, the lifting assembly, the damping table, the extrusion plate, the bottom plate, the telescopic rod, the first connecting plate, the second connecting plate and the damping spring, when the lifting box falls onto the damping table, the extrusion plate is close to the bottom plate, so that the length of the telescopic rod is changed, the damping spring is compressed, the impact of the extrusion plate is absorbed, and the damping spring is constrained by the telescopic rod, so that the damping spring is compressed only along the length direction of the damping spring, and the damping spring is protected;

2. through the setting of first jack, inserted bar, spacing dish, frame plate, thrust spring for when first connecting plate inserted first recess, the inserted bar aligns with first jack, thereby the inserted bar receives thrust spring's elasticity, inserts first jack, realizes inserting of first connecting plate and stripper plate and establishes being connected.

Drawings

Fig. 1 is a schematic overall structure diagram of a material lifting machine in an embodiment of the present application.

Fig. 2 is a schematic view of the overall structure of the damping table in the embodiment of the present application.

Fig. 3 is a schematic structural diagram of a first inserting assembly in the embodiment of the present application.

Description of reference numerals: 1. a counterweight base; 2. a support frame; 3. a cross beam frame; 4. lifting the box; 41. a contact wheel; 5. a lifting assembly; 51. a drive motor; 52. a spool; 53. lifting a rope; 6. a damping table; 61. a base plate; 611. a second groove; 62. a pressing plate; 621. a first groove; 63. a shock absorbing assembly; 631. a slide cylinder; 632. a slide bar; 633. a damping spring; 634. a first connecting plate; 635. a second connecting plate; 636. a first jack; 637. a second jack; 64. a first insertion assembly; 641. inserting a rod; 642. a frame plate; 643. a limiting disc; 644. a thrust spring; 645. a poke rod; 646. a supporting plate; 647. a limiting groove; 65. the second inserts the subassembly.

Detailed Description

The present application is described in further detail below with reference to figures 1-3.

The embodiment of the application discloses material lifting machine for building.

Referring to fig. 1, the material hoister for the building comprises a counterweight base 1, wherein two support frames 2 are vertically and fixedly connected to the upper surface of the counterweight base 1, a cross beam frame 3 is fixedly connected between the two support frames 2, and the cross beam frame 3 is positioned at the upper ends of the support frames 2; a lifting box 4 is also arranged between the two support frames 2, and the lifting box 4 is positioned below the cross beam frame 3; a lifting assembly 5 for driving the lifting box 4 to move along the vertical direction is arranged on the cross beam frame 3; damping station 6 has been placed to counter weight base 1's upper surface, and damping station 6 is located between two support frames 2 to damping station 6 is under lifting box 4.

The lifting assembly 5 comprises a driving motor 51 fixedly connected to the cross beam frame 3, an output shaft of the driving motor 51 is coaxially and fixedly connected with a winding shaft 52, the axis of the winding shaft 52 is horizontally arranged, a lifting rope 53 is arranged on the winding shaft 52, one end of the lifting rope 53 is wound on the winding shaft 52, and the other end of the lifting rope 53 is connected to the lifting box 4; thus, the worker starts the driving motor 51 to control the winding shaft 52 to be in a paying-off or taking-up state, and further drives the lifting box 4 to move in the vertical direction.

In order to make the lifting box 4 move along the vertical direction stably, two groups of contact wheels 41 are rotatably connected to the side wall of the lifting box 4 facing the support frame 2; two sets of contact wheels 41 are arranged up and down, and the circumferential surface of each set of contact wheels 41 is supported on the support frame 2, so that the situation of shaking generated when the lifting box 4 moves along the vertical direction is reduced.

Referring to fig. 1 and 2, the damping table 6 includes a bottom plate 61 placed on the upper surface of the counterweight base 1, the bottom plate 61 is located between the two support frames 2, an extrusion plate 62 is arranged right above the bottom plate 61, four sets of damping assemblies 63 are arranged between the bottom plate 61 and the extrusion plate 62, and the four sets of damping assemblies 63 are respectively arranged at four corners of the bottom plate 61; referring to fig. 2 and 3, specifically, the damping assembly 63 includes a sliding cylinder 631 vertically disposed between the bottom plate 61 and the pressing plate 62, the sliding cylinder 631 is a linear bearing, a sliding rod 632 is inserted into an upper end of the sliding cylinder 631, and the sliding rod 632 is slidably connected to the sliding cylinder 631 along an axis of the sliding cylinder 631; a first connecting plate 634 is fixedly connected to the upper end of the sliding rod 632, the first connecting plate 634 is connected to the extrusion plate 62, a second connecting plate 635 is fixedly connected to the lower end of the sliding cylinder 631, and the second connecting plate 635 is connected to the bottom plate 61; the sliding cylinder 631 is sleeved with a damping spring 633, and two ends of the damping spring 633 respectively abut against two opposite surfaces of the first connecting plate 634 and the second connecting plate 635.

When the lifting box 4 descends to the squeezing plate 62, the squeezing plate 62 is pushed to be close to the bottom plate 61, so that the sliding rod 632 is driven to slide into the sliding barrel 631, the damping spring 633 is compressed at the moment, the direction of deformation of the damping spring 633 is restrained through the sliding rod 632 and the sliding barrel 631, the damping spring 633 is compressed and deformed along the axis of the damping spring 633, and the damping spring 633 is protected.

Referring to fig. 2 and 3, one surface of the pressing plate 62 facing the base plate 61 is provided with four first grooves 621, the four first grooves 621 are arranged in one-to-one correspondence with the first connecting plates 634, the first connecting plates 634 are inserted into the first grooves 621, a first inserting assembly 64 is arranged on the side surface of the pressing plate 62, and a first inserting hole 636 matched with the first inserting assembly 64 is arranged on the side surface of the first connecting plate 634; one surface of the bottom plate 61 facing the extrusion plate 62 is provided with four second grooves 611, the four second grooves 611 and the second connecting plates 635 are arranged in a one-to-one correspondence manner, the second connecting plates 635 are inserted into the second grooves 611, the side surface of the bottom plate 61 is provided with a second inserting assembly 65, and the side surface of the second connecting plates 635 is provided with a second inserting hole 637 matched with the second inserting assembly 65; the first inserting member 64 and the second inserting member 65 have the same structure, and the first inserting member 64 is described as an example in this embodiment.

The first inserting assembly 64 includes an inserting rod 641 horizontally penetrating through the sidewall of the first groove 621, one end of the inserting rod 641 is located in the first groove 621 and inserted into the first inserting hole 636, the other end of the inserting rod 641 penetrates through the side surface of the pressing plate 62, and the inserting rod 641 is slidably connected to the pressing plate 62 along the length direction thereof; a U-shaped shelf 642 is arranged on the side surface of the extrusion plate 62 through which the inserted rod 641 penetrates, the opening of the shelf 642 faces the extrusion plate 62, and both ends of the shelf 642 are fixedly connected to the side surface of the extrusion plate 62; one end of the plunger 641 away from the first connecting plate 634 penetrates through the shelf 642 and is located on a side of the shelf 642 away from the pressing plate 62; a limiting disc 643 is coaxially and fixedly connected to the plunger 641, and the limiting disc 643 abuts against the side surface of the extrusion plate 62; the plug rod 641 is further sleeved with a thrust spring 644, the thrust spring 644 is located between the shelf 642 and the limiting disc 643, two ends of the thrust spring 644 respectively abut against the limiting disc 643 and the shelf 642, and the thrust spring 644 is used for driving the plug rod 641 to be stably inserted into the first insertion hole 636.

In order to facilitate the worker to move the inserting rod 641 out of the first inserting hole 636, a poking rod 645 is fixedly connected to one end of the inserting rod 641 away from the first inserting hole 636, the poking rod 645 is perpendicular to the inserting rod 641, and the poking rod 645 provides a force application point for the worker to move the inserting rod 641; when an operator moves the plunger 641 out of the first insertion hole 636 through the tap rod 645, in order to limit the plunger 641 from being inserted into the first insertion hole 636 again by the elastic force of the thrust spring 644, a supporting plate 646 is vertically and fixedly connected to one surface of the frame plate 642 facing away from the extrusion plate 62, a semicircular limiting groove 647 is formed in the side surface of the supporting plate 646 facing away from the frame plate 642, and the distance from the supporting plate 646 to the plunger 641 is smaller than the length of the tap rod 645; the worker pulls the tap rod 645 and then rotates the tap rod 645, so that the tap rod 645 is inserted into the stopper groove 647, and the insert rod 641 is disengaged from the first insertion hole 636.

The implementation principle of the material hoister for the building in the embodiment of the application is as follows: the worker starts the driving motor 51 to drive the lifting box 4 to descend, so that the lifting box 4 is placed on the extrusion plate 62, the extrusion plate 62 bears the gravity of the lifting box 4, the extrusion plate 62 is close to the bottom plate 61, the damping spring 633 is extruded, and the impact of the extrusion plate 62 on the bottom plate 61 is absorbed in the process that the damping spring 633 is compressed and deformed; the compression direction of the damping spring 633 is limited by the sliding rod 632 and the sliding cylinder 631, so that the damping spring 633 is only deformed along the axis direction thereof, and the damping spring 633 is protected.

The above embodiments are preferred embodiments of the present application, and the protection scope of the present application is not limited by the above embodiments, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.

Claims

1. The utility model provides a material lifting machine for building which characterized in that: the lifting device comprises two support frames (2), a cross beam frame (3) connected to the upper ends of the two support frames (2), a lifting box (4) arranged between the two support frames (2), a lifting assembly (5) arranged on the cross beam frame (3) and used for driving the lifting box (4) to move up and down, and a damping table (6) arranged below the lifting box (4);

damping table (6) are including stripper plate (62) and bottom plate (61) and a plurality of vertical setting telescopic link between stripper plate (62) and bottom plate (61) of laying from top to bottom, the equal rigid coupling in upper end of every telescopic link has first connecting plate (634) that link to each other with stripper plate (62), the lower extreme rigid coupling of telescopic link has second connecting plate (635) that link to each other with bottom plate (61), the cover is equipped with damping spring (633) on the telescopic link, the both ends of damping spring (633) are supported respectively and are leaned on first connecting plate (634) and second connecting plate (635).

2. The building material hoist of claim 1, characterized in that: the telescopic rod comprises a sliding cylinder (631) and a sliding rod (632) inserted in the sliding cylinder (631), a first connecting plate (634) is fixedly connected to one end, far away from the sliding cylinder (631), of the sliding rod (632), and a second connecting plate (635) is fixedly connected to one end, far away from the sliding rod (632), of the sliding cylinder (631).

3. The building material hoist of claim 2, characterized in that: the slide cylinder (631) is a linear bearing.

4. The building material hoist of claim 1, characterized in that: a first groove (621) for inserting the first connecting plate (634) is formed in the extrusion plate (62), and a first inserting assembly (64) which is inserted and matched with the first connecting plate (634) is arranged on the extrusion plate (62); and a second groove (611) for inserting the second connecting plate (635) is formed in the bottom plate (61), and a second inserting assembly (65) matched with the second connecting plate (635) in an inserting mode is arranged on the bottom plate (61).

5. The building material hoist of claim 4, characterized in that: the side surface of the first connecting plate (634) is provided with a first insertion hole (636), the first insertion assembly (64) comprises an insertion rod (641) penetrating through the side wall of the first groove (621) and inserted into the first insertion hole (636), a limiting disc (643) fixedly connected to the insertion rod (641) and abutted against the side surface of the extrusion plate (62), a U-shaped frame plate (642) fixedly connected to the extrusion plate (62) and opened towards the insertion rod (641), and a thrust spring (644) connected between the frame plate (642) and the limiting disc (643), and the thrust spring (644) is used for driving the insertion rod (641) to be stably inserted into the first insertion hole (636).

6. The building material hoist of claim 5, characterized in that: one end of the insert rod (641) far away from the first insert hole (636) penetrates through the supporting plate (646) and is fixedly connected with a poke rod (645).

7. The building material hoist of claim 6, characterized in that: one surface of the frame plate (642) departing from the extrusion plate (62) is fixedly connected with a supporting plate (646), and when the poke rod (645) abuts against the side surface of the supporting plate (646) departing from the frame plate (642), the insert rod (641) slides out of the first insert hole (636).

8. The building material hoist of claim 7, characterized in that: and a limiting groove (647) for inserting the poking rod (645) is formed in the side surface of the supporting plate (646) departing from the frame plate (642).