CN213651671U

CN213651671U - Lifting frame for construction site

Info

Publication number: CN213651671U
Application number: CN202021768994.9U
Authority: CN
Inventors: 顾春翔
Original assignee: Hunan Changzhong Construction Engineering Co ltd
Current assignee: Hunan Changzhong Construction Engineering Co ltd
Priority date: 2020-08-22
Filing date: 2020-08-22
Publication date: 2021-07-09
Anticipated expiration: 2030-08-22

Abstract

The utility model provides a building site is with having played gallows belongs to gallows technical field. The hoisting frame for the construction site comprises a frame and a machine body. The utility model provides a building site is with playing gallows includes frame and organism. The organism includes the lifter and lifts by crane the piece, the lifter includes jack, lifter, sleeve, hydraulic stem and lifter plate, during the use, the fixed lifting frame leg that lifts by crane of hydraulic stem, the hoist will need the article of lifting by crane fixed, start the jack, the lifter plate with jack output end fixed connection drives the lifter and promotes, the lifting frame leg of being connected with the lifter promotes simultaneously, the lifting hand wheel drives the worm and rotates, begin to rotate with the driven worm wheel of worm meshing, the steel cable tightens up, the steel cable twines in first pulley and second pulley, the steel cable is terminal to link to each other with the hoist, article begin to promote, this utility model discloses small and exquisite flexibility, easily remove, need not use the power, the inconvenient article that causes of building site power supply lifts by crane the difficulty has been avoided.

Description

Lifting frame for construction site

Technical Field

The utility model relates to a play gallows technical field particularly, relates to building site is with playing gallows.

Background

In the building construction, need to carry building construction material to another place, often can use hoisting tools such as crane, fork truck, but meet very narrow and small complicated topography, equipment is when narrower or more remote place loading unloading, is not convenient for use large-scale hoisting equipment such as crane, fork truck, and building site does not have timely power supply or power supply inconvenience sometimes, leads to lifting by crane article difficulty.

SUMMERY OF THE UTILITY MODEL

In order to compensate above not enough, the utility model provides a building site is with having played the gallows aims at improving the gallows heaviness, the inconvenient problem of difficult removal and building site power supply.

The utility model discloses a realize like this:

the utility model provides a building site is with playing gallows includes frame and organism.

The machine frame comprises a bottom plate and inclined struts, the inclined struts are fixedly connected to the upper end of the bottom plate, the machine body comprises a lifting piece and a lifting piece, the lifting piece comprises a jack, a lifting rod, a sleeve, a hydraulic rod and a lifting plate, the jack is fixedly installed on the upper portion of the bottom plate, one side of the lifting plate is fixedly connected to the output end of the jack, one end of the lifting rod is fixedly installed at the bottom end of the lifting plate, the sleeve is sleeved on the outer surface of the lifting rod, two sides of the sleeve are fixedly connected to the inclined struts, the hydraulic rod is rotatably connected to one of the inclined struts, the lifting piece comprises lifting frame legs, first pulleys, second pulleys, steel ropes, lifting blocks, worms, worm wheels and lifting hand wheels, the lifting frame legs are rotatably installed at the other ends of the lifting rod, the first pulleys are rotatably installed at one ends of the lifting frame legs, the output ends of the hydraulic rod are rotatably connected to the bottom sides, the second pulleys are rotatably installed at one ends, close to the lifting rods, of the lifting frame legs, the first pulleys are in transmission connection with the second pulleys through the steel ropes, the lifting hoists are fixedly connected to one ends of the steel ropes, and the worm gears are in transmission connection with the second pulleys through the steel ropes.

In an embodiment of the present invention, the two inclined struts are provided, and the universal wheels are fixedly mounted on the lower portion of the bottom plate.

In an embodiment of the present invention, the jack is provided with a manual pressure lever at one end.

In an embodiment of the present invention, a rope take-up rod is installed on one side of the worm wheel, the steel rope is wound on the outer surface of the rope take-up rod, and the rope take-up rod is in transmission connection with the second pulley through the steel rope.

In an embodiment of the present invention, the sleeve lower end is fixedly connected to the housing, and the lifting plate is slidably connected to the inner surface of the housing.

The utility model discloses an in an embodiment, the organism still includes the rotating member, the rotating member includes first gear and second gear, the second gear cup joint in the lifter, first gear with the meshing transmission of second gear.

In an embodiment of the present invention, the first gear is fixedly connected with a transmission rod, the transmission rod runs through the upper end of the housing, and a rotary hand wheel is fixedly mounted at the other end of the transmission rod.

The utility model discloses an in one embodiment, it is close to lift by crane the frame leg lifter one end is equipped with the through-hole, the lifter upper end is equipped with the pivot, the pivot run through in the through-hole.

The utility model discloses an in the embodiment, the sleeve outside is equipped with the box, the worm run through in box one side, receive the rope pole run through in the box opposite side, the worm wheel rotate install in inside the box.

In an embodiment of the present invention, the outer surface of the lower end of the lifting rod is fixedly connected to the second gear, and the first gear and the second gear are straight gears.

The utility model has the advantages that: the utility model discloses a building site that above-mentioned design obtained lifts up the gallows, during the use, the fixed lifting frame leg that lifts by crane of hydraulic stem, the article that hoist will need to lift by crane is fixed, start the jack, the lifter plate with jack output fixed connection drives the lifter and promotes, the lifting frame leg of being connected with the lifter promotes simultaneously, rotate the lifting hand wheel, the lifting hand wheel drives the worm and rotates, begin to rotate with the driven worm wheel of worm meshing, the steel cable tightens up, the steel cable twines in first pulley and second pulley, the steel cable is terminal to link to each other with the hoist, article begin to promote, the utility model discloses a small and exquisite flexibility, easy movement, do not need the power consumption, the article that the inconvenient building site power supply caused have been avoided lifts by crane the difficulty.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings that are required to be used in the embodiments will be briefly described below, it should be understood that the following drawings only illustrate some embodiments of the present invention, and therefore should not be considered as limiting the scope, and for those skilled in the art, other related drawings can be obtained according to the drawings without inventive efforts.

Fig. 1 is a schematic structural diagram of an embodiment of the present invention providing a first viewing angle;

fig. 2 is a schematic structural diagram of an embodiment of the present invention providing a second viewing angle;

fig. 3 is a schematic structural view of a partial cross-sectional view at a second viewing angle according to an embodiment of the present invention;

fig. 4 is a schematic structural diagram of a cross-sectional view a in fig. 3 according to an embodiment of the present invention;

fig. 5 is a schematic structural diagram of a third view angle a in fig. 3 according to an embodiment of the present invention.

In the figure: 100-a frame; 110-a base plate; 120-diagonal bracing; 130-universal wheels; 300-body; 310-a lifter; 311-jacks; 312-manual press bar; 313-a lifting rod; 314-a sleeve; 315-hydraulic rod; 316-lifter plate; 317-a box body; 320-a lifting element; 321-hoisting frame legs; 322-a first pulley; 323-a second pulley; 324-steel cord; 325-hanging a hoist; 326-worm; 327-worm gear; 328-lifting handwheel; 329-rope-collecting rod; 330-a rotating member; 331-rotating the hand wheel; 332-a first gear; 333-a second gear; 334-a transmission rod; 335-a housing.

Detailed Description

To make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the drawings of the embodiments of the present invention are combined to clearly and completely describe the technical solutions of the embodiments of the present invention, and obviously, the described embodiments are 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.

Thus, the following detailed description of the embodiments of the present invention, presented in the accompanying drawings, is not intended to limit the scope of the invention, as claimed, but is merely representative of selected embodiments of the invention. 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.

It should be noted that: like reference numbers and letters refer to like items in the following figures, and thus, once an item is defined in one figure, it need not be further defined and explained in subsequent figures.

In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and to simplify the description, but do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore should not be construed as limiting the present invention.

Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless specifically limited otherwise.

In the present invention, unless otherwise expressly stated or limited, the terms "mounted," "connected," and "fixed" are to be construed broadly and may, for example, be fixedly connected, detachably connected, or integrally formed; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.

In the present disclosure, unless expressly stated or limited otherwise, the first feature "on" or "under" the second feature may comprise direct contact between the first and second features, or may comprise contact between the first and second features not directly. Also, the first feature being "on," "above" and "over" the second feature includes the first feature being directly on and obliquely above the second feature, or merely indicating that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature includes the first feature being directly under and obliquely below the second feature, or simply meaning that the first feature is at a lesser elevation than the second feature.

Examples

Referring to fig. 1-5, the present invention provides a technical solution: a crane for construction site includes a frame 100 and a body 300.

The machine body 300 is fixedly mounted on the machine frame 100, the machine frame 100 is used for fixedly mounting the machine body 300, and the machine body 300 is used for hoisting.

Referring to fig. 1, the rack 100 includes a bottom plate 110 and two diagonal braces 120, the diagonal braces 120 are fixedly connected to the upper end of the bottom plate 110, the diagonal braces 120 are welded and fixed to the upper surface of the bottom plate 110, the diagonal braces 120 are used for fixing the machine body 300, the universal wheels 130 are fixedly mounted on the lower portion of the bottom plate 110, and the universal wheels 130 facilitate moving the equipment.

Referring to fig. 1-5, the machine body 300 includes a lifting member 310 and a lifting member 320, the lifting member 310 is used for lifting the lifting member 320, the lifting member 320 is used for lifting an object, the lifting member 310 includes a jack 311, a lifting rod 313, a sleeve 314, a hydraulic rod 315 and a lifting plate 316, the jack 311 is used for lifting the lifting rod 313, the jack 311 is fixedly installed on the upper portion of the base plate 110, one end of the jack 311 is provided with a manual pressure rod 312, one side of the lifting plate 316 is fixedly connected to an output end of the jack 311, one end of the lifting rod 313 is fixedly installed at a bottom end of the lifting plate 316, the sleeve 314 is sleeved on the outer surface of the lifting rod 313, the sleeve 314 is slidably sleeved on the outer surface of the lifting rod 313 to facilitate the lifting operation of the lifting rod 313, two sides of the sleeve 314 are fixedly connected to the diagonal braces 120, the diagonal braces 120 are fixedly welded to two sides of the sleeve, the output end of the hydraulic rod 315 is fixedly connected with the hoisting member 320, so that the equipment can be folded conveniently, and the placing volume of the equipment can be reduced.

Referring to fig. 1-5, the lifting member 320 includes a lifting frame leg 321, a first pulley 322, a second pulley 323, a steel cable 324, a lifting block 325, a worm 326, a worm gear 327, and a lifting hand wheel 328, wherein a through hole is formed at one end of the lifting frame leg 321 close to the lifting rod 313, a rotating shaft is formed at the upper end of the lifting rod 313 and penetrates through the through hole, the lifting frame leg 321 can be folded through the rotating shaft, the lifting frame leg 321 is rotatably mounted at the other end of the lifting rod 313, an output end of the hydraulic rod 315 is rotatably connected to the bottom side of the lifting frame leg 321, the first pulley 322 is rotatably mounted at one end of the lifting frame leg 321, a central axis of the first pulley 322 is fixedly mounted at the lifting frame leg 321, the first pulley 322 can rotate around the central axis, the second pulley 323 is rotatably mounted at one end of the lifting frame leg 321 close to the lifting rod 313, a central axis of the second pulley 323 is fixedly mounted at the lifting frame leg 321, the second, the steel rope 324 is wound around the first pulley 322 and the second pulley 323, the hoist 325 is fixedly connected to one end of the steel rope 324, the lifting hand wheel 328 is fixedly mounted at one end of the worm 326, the lifting hand wheel 328 is fixedly welded to one end of the worm 326, the worm 326 is in meshed transmission with the worm wheel 327, the worm wheel 327 is in transmission connection with the second pulley 323 through the steel rope 324, the rope collecting rod 329 is mounted at one side of the worm wheel 327, one side of the central shaft of the worm wheel 327 is in key connection with the rope collecting rod 329, the steel rope 324 is wound on the outer surface of the rope collecting rod 329, the rope collecting rod 329 is in transmission connection with the second pulley 323 through the steel rope 324, the box 317 is arranged outside the sleeve 314, the worm 326 penetrates one side of the box 317, the rope collecting rod 329 penetrates the other side of the box 317, the worm wheel 327 is rotatably mounted inside the box 317, the rotating member 330 includes a first gear 332 and a second gear 333, the second gear 333 is sleeved on the lifting rod 313, the second gear 333 is fixedly welded on the outer surface of the lifting rod 313, the first gear 332 is in meshing transmission with the second gear 333, the first gear 332 is fixedly connected with a transmission rod 334, the other end of the transmission rod 334 is fixedly provided with a rotating hand wheel 331, the rotating member 330 further includes a shell 335, the shell 335 is fixedly connected to the lower end of the sleeve 314, the lifting plate 316 is slidably connected to the inner surface of the shell 335, the outer surface of the lower end of the lifting rod 313 is fixedly connected to the second gear 333, the first gear 332 and the second gear 333 are straight gears, and rotation operation is facilitated.

Specifically, this building site is with the theory of operation that plays gallows: when the lifting device works, a hydraulic rod 315 fixes a lifting frame leg 321, a lifting block 325 fixes an object to be lifted, a manual pressure rod 312 starts a jack 311, one side of a lifting plate 316 is fixedly connected with the output end of the jack 311, the other side of the lifting plate 316 is fixedly connected with a lifting rod 313, the lifting rod 313 lifts, the lifting frame leg 321 connected with the lifting rod 313 lifts simultaneously, a lifting hand wheel 328 is rotated, the lifting hand wheel 328 drives a worm 326 to rotate, a worm wheel 327 engaged with the worm 326 starts to rotate, one side of the worm wheel 327 is fixedly connected with a rope collecting rod 329, the rope collecting rod 329 collects a steel rope 324, the steel rope 324 is wound on a first pulley 322 and a second pulley 323, the tail end of the steel rope 324 is connected with the lifting block 325, the object starts to be lifted, the rotating hand wheel 331 is fixedly connected with one end of a transmission rod 334, the other end of the rotating hand wheel 331 is fixedly connected with the second gear 333, the transmission rod 334, the second gear 333 is sleeved on the lifting rod 313, the first gear 332 is in meshing transmission with the second gear 333, the lifting rod 313 rotates to drive the articles connected to the lifting frame leg 321 through the steel rope 324 to rotate in situ, and the universal wheel 130 is mounted at the bottom end of the bottom plate 110, so that the equipment can move conveniently.

It should be noted that the specific model specification of the jack 311 needs to be determined by model selection according to the actual specification of the device, and the specific model selection calculation method adopts the prior art in the field, so detailed description is omitted.

The above is only a preferred embodiment of the present invention, and is not intended to limit the present invention, and various modifications and changes will occur to those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. A hoisting frame for construction site is characterized by comprising

The rack (100) comprises a bottom plate (110) and an inclined strut (120), wherein the inclined strut (120) is fixedly connected to the upper end of the bottom plate (110);

the lifting mechanism comprises a machine body (300), the machine body (300) comprises a lifting piece (310) and a lifting piece (320), the lifting piece (310) comprises a jack (311), a lifting rod (313), a sleeve (314), a hydraulic rod (315) and a lifting plate (316), the jack (311) is fixedly installed on the upper portion of the base plate (110), one side of the lifting plate (316) is fixedly connected to the output end of the jack (311), one end of the lifting rod (313) is fixedly installed at the bottom end of the lifting plate (316), the sleeve (314) is sleeved on the outer surface of the lifting rod (313), two sides of the sleeve (314) are fixedly connected to the inclined struts (120), the hydraulic rod (315) is rotatably connected to one of the inclined struts (120), and the lifting piece (320) comprises a lifting frame leg (321), a first pulley (322), a second pulley (323), a steel rope (324), a lifting block (325), A worm (326), a worm wheel (327) and a lifting hand wheel (328), wherein the lifting frame leg (321) is rotatably arranged at the other end of the lifting rod (313), the first pulley (322) is rotatably arranged at one end of the lifting frame leg (321), the output end of the hydraulic rod (315) is rotatably connected to the bottom side of the lifting frame leg (321), the second pulley (323) is rotatably arranged at one end of the lifting frame leg (321) close to the lifting rod (313), the first pulley (322) is in transmission connection with the second pulley (323) through the steel rope (324), the hoist (325) is fixedly connected with one end of the steel rope (324), the lifting hand wheel (328) is fixedly arranged at one end of the worm (326), the worm (326) is in meshed transmission with the worm wheel (327), and the worm wheel (327) is in transmission connection with the second pulley (323) through the steel rope (324).

2. The lifting frame for construction sites according to claim 1, wherein the inclined strut (120) is provided in two, and universal wheels (130) are fixedly installed at the lower portion of the base plate (110).

3. A lifting frame for construction sites according to claim 1, characterized in that a manual pressure lever (312) is mounted at one end of the jack (311).

4. The hoisting frame for the construction site as claimed in claim 1, wherein a rope retracting rod (329) is installed at one side of the worm wheel (327), the steel rope (324) is wound on the outer surface of the rope retracting rod (329), and the rope retracting rod (329) is in transmission connection with the second pulley (323) through the steel rope (324).

5. A lifting frame for use on a construction site as claimed in claim 1, wherein a housing (335) is fixedly attached to a lower end of the sleeve (314), and the lifting plate (316) is slidably attached to an inner surface of the housing (335).

6. The lifting frame for construction sites according to claim 5, characterized in that the machine body (300) further comprises a rotating member (330), the rotating member (330) comprises a first gear (332) and a second gear (333), the second gear (333) is sleeved on the lifting rod (313), and the first gear (332) and the second gear (333) are in meshing transmission.

7. The lifting frame for the construction site as claimed in claim 6, wherein the first gear (332) is fixedly connected with a transmission rod (334), the transmission rod (334) penetrates through the upper end of the housing (335), and a rotary hand wheel (331) is fixedly mounted at the other end of the transmission rod (334).

8. The lifting frame for the construction site as claimed in claim 1, wherein a through hole is formed at one end of the lifting frame leg (321) close to the lifting rod (313), and a rotating shaft is arranged at the upper end of the lifting rod (313) and penetrates through the through hole.

9. The hoisting frame for the construction site as claimed in claim 4, wherein a box body (317) is arranged outside the sleeve (314), the worm (326) penetrates through one side of the box body (317), the rope collecting rod (329) penetrates through the other side of the box body (317), and the worm wheel (327) is rotatably installed inside the box body (317).

10. The lifting frame for construction sites according to claim 6, wherein the outer surface of the lower end of the lifting rod (313) is fixedly connected to the second gear (333), and the first gear (332) and the second gear (333) are both spur gears.