CN216997317U - Component internal stay formula hoist - Google Patents

Abstract

The application relates to a component internal-supporting type lifting appliance, which comprises a rope hanging plate and two groups of friction support frames; the two friction resistance support frames are coaxially and rotatably connected to the rope hanging plate, and one end, far away from the friction resistance support frames, of the rope hanging plate is used for being connected with hoisting equipment; the rotating shaft of the friction support frame is parallel to the length direction of the member and is used for extending into the groove of the member; when one side of the friction support frame, which is far away from the rotating shaft, is tightly propped against the two side walls of the inner wall of the component groove, one end of the rotating shaft of the friction support frame is lower than the other end of the rotating shaft along the gravity direction. This application can improve the efficiency of component hoist and mount, transportation and installation.

Description

Component internal stay formula hoist

Technical Field

The application relates to the field of component hoisting, in particular to a component internal support type lifting appliance.

Background

The groove body prefabricated part which is inwards concave through concrete pouring can be used as a drainage ditch and the like, is prefabricated in a prefabricated yard in advance and is transported to a construction site for splicing, the construction speed is high, and manpower and material resources are saved. The component is poured in the precast yard and is accomplished and upset back opening and pile up, when the building site needs the installation, need hoist the component one by one to the haulage equipment on to transport the job site, hoist the construction position again and install.

At present, two common hoisting means are available, the first one is that one end of a nylon soft sling is respectively bound on two side walls of a component groove, and the other end of the nylon soft sling is used for being hung on hoisting equipment for hoisting. Secondly, grabbing by using a clamp, wherein the clamp comprises a hook and two groups of mutually hinged grabbing clamps, and the hook is arranged at one end, mutually hinged, of the two clamps and is used for being hung on hoisting equipment; one end of each of the gripping clamps, which is far away from the hook, is arranged to be L-shaped, and the two gripping clamps are oppositely arranged; when lifting by crane, the regulation volume gripper rotates and locates and component recess both sides, later prizes the component, inserts the gripper horizontal end component diapire, realizes the centre gripping to the component, hoists again.

With respect to the related art in the above, the inventors consider that:

1. the hoisting method using the nylon soft sling has the disadvantages of complicated operation steps, extremely low efficiency, extremely high breakage rate of the nylon soft sling, continuous replacement and serious influence on construction safety and construction efficiency;

2. when the hanger is hung, a plurality of persons are required to cooperate, time and labor are wasted, and the efficiency is low; in order to facilitate the dismantlement, the space of dismantling need be left with the transportation to the stacking of component, takes up an area of the space increase, and reaches installation construction position after, the grab clamp need rotate towards both sides and just can go on, inconvenient dismantlement.

SUMMERY OF THE UTILITY MODEL

In order to improve the hoist and mount, the transportation and the installation effectiveness of component, this application provides a component internal stay formula hoist.

The application provides a member internal stay formula hoist adopts following technical scheme:

a component internal-supporting type lifting appliance comprises a rope hanging plate and two groups of friction resistance supporting frames; the two friction support frames are coaxially and rotatably connected to the rope hanging plate, and one end, far away from the friction support frame, of the rope hanging plate is used for being connected with hoisting equipment; the rotating shaft of the friction support frame is parallel to the slotting direction of the component and is used for extending into the groove of the component; when one side, far away from the rotating shaft, of the friction support frame is tightly propped against the two inner side walls of the component groove, one end of the rotating shaft of the friction support frame is lower than the other end of the rotating shaft along the gravity direction.

By adopting the technical scheme, when the component is hoisted, the friction-resistance support frame is adjusted to rotate towards one side close to the rope hanging plate, the hanger extends into the groove of the component until the bottom wall of the rope hanging plate is abutted against the bottom wall of the component, then the friction-resistance support frame is stopped to be adjusted, one side, away from the rotating shaft, of the friction-resistance support frame is respectively abutted against two side walls of the inner wall of the groove of the component, one end of the rotating shaft of the friction-resistance support frame is lower than the other end of the rotating shaft, the top end of the rope hanging plate is hoisted, the rope hanging plate drives one end of the rotating shaft of the friction-resistance support frame to overcome the gravity of the component and tend to move upwards, the other end of the friction-resistance support frame is abutted against the inner wall of the groove of the component, and keeps relatively static with the component under the action of friction resistance, so as to drive the component to be hoisted for transportation; the rope hanging plate and the friction support frames are arranged, the rope hanging plate is used as a carrier, on one hand, hoisting equipment is connected, on the other hand, the friction support frames tightly abut against two inner side walls of a component groove, friction force is generated between the two friction support frames and the component in the lifting process of the rope hanging plate, and the connection between the two friction support frames and the component is realized through the friction force, so that the whole lifting appliance is kept relatively static with the component in a lifting stress state, the component is lifted, the lifting appliance is simple and convenient to install, the carrying efficiency of the component is improved, manpower and material resources are saved, the lifting appliance is installed and lifted from the component groove, the dismounting position does not need to be reserved, the intensive stacking and seamless installation of the component are facilitated, and time and labor are saved; meanwhile, the positive pressure of the frictional resistance comes from the component force of the gravity of the member in the direction of the frictional resistance supporting frame, and the way of obtaining the frictional resistance is stable and reliable, so that the whole hoisting process is more stable and safer.

Optionally, the friction support frame includes a butting rod, a plurality of connecting rods and a plurality of shaft sleeves; the abutting rod is parallel to the rotating shaft of the abutting rod and is used for abutting against the inner wall of the component groove; the connecting rod is along butt pole length direction distributes, connecting rod one end with set up on the butt pole, the other end with the axle sleeve lateral wall is connected, the axle sleeve coaxial sleeve is established lead to epaxial.

Through adopting above-mentioned technical scheme, the butt-joint pole, a plurality of connecting rod and a plurality of axle sleeve that set up combine to lead to the axle and form the frame, through butt-joint pole and component inner wall butt, increase area of contact and produce frictional resistance, through connecting rod and axle sleeve, realize on the one hand and lead to the rotation of axle and be connected, on the other hand supports the butt-joint pole, bears the component of component gravity, is the main part that bears the load, provides the guarantee for the safety and stability of hoist.

Optionally, when the connecting rod is horizontal, the distance between the two abutting rods is greater than the width of the groove of the member.

Through adopting above-mentioned technical scheme, can keep two inside walls butt of two butt rods and component recess when hanging the hawk and hoist for two butt rods are in triangle-shaped's three contained angle department with the cross-section that leads to the axle, and then when making hanging the hawk atress, and two butt rods tightly support and can't break away from on the grooved inner wall of component, ensure to provide sufficient frictional resistance.

Optionally, both ends of the through shaft exceed the rope hanging plate, and the shaft sleeves are uniformly arranged on the parts of the through shaft exceeding the rope hanging plate and are uniformly distributed on both sides of the rope hanging plate.

Through adopting above-mentioned technical scheme, the axle sleeve rotates to be connected and wears out string rope board portion at the through-shaft, avoids hanging the rope board, strengthens the through-shaft and hangs being connected of rope board, and axle sleeve evenly distributed simultaneously for the atress of hanging rope board both sides is even, and then more steady at the hoist and mount in-process.

Optionally, both sides of the rope hanging plate are provided with stoppers, one end of each stopper is arranged on the rope hanging plate, and the other end of each stopper is close to two side walls in the component groove.

Through adopting the above technical scheme, the stopper that sets up can keep hanging the position of rope board at the in-process that lifts by crane, reduce rocking of hanging the rope board, make hanging the rope board and be in vertical state and hoist all the time basically, reduce rocking by a wide margin of component in the hoist and mount in-process on the one hand, make the hoist and mount process more stable, improve the security performance of hoist and mount component, on the other hand is when the hoist is installed, be convenient for confirm fast the position placed in the middle of hanging the rope board, and then be convenient for rub and hinder the carriage and fix a position fast, improve the installation effectiveness.

Optionally, the through shaft is located on the side, away from the member notch, of the center of gravity of the member when the member is hoisted, and the through shaft and the center of gravity of the member are located on the same vertical line.

Through adopting above-mentioned technical scheme, lead to the axle for the application of force point of lifting by crane the in-process, be in the focus below of component, can effectively reduce rocking of component in the hoist and mount in-process, coaxial and the focus of component is in same weight line, can make the even stability of component both sides atress when lifting by crane, can not off-centre, the component of being convenient for lifts by crane and installs in same position, has further ensured the stability and the security that the component lifted by crane the construction.

Optionally, the lifting device further comprises a lifting hook, the lifting hook is used for being arranged on the lifting equipment, and a rope hanging opening for hanging the lifting hook is formed in the rope hanging plate.

Through adopting above-mentioned technical scheme, the lifting hook that sets up with hang the rope mouth for the hoist becomes solitary whole, and the hoist of being convenient for transports alone and uses, and the suitability is higher, directly realizes being connected easy operation, labour saving and time saving through hanging of lifting hook and string rope mouth.

Optionally, a storage hook is arranged on the rope hanging plate, a connecting ring is arranged on the friction support frame, one end of the storage hook is movably connected with the rope hanging plate, and the other end of the storage hook can be hung on the connecting ring.

Through adopting above-mentioned technical scheme, the hook and the go-between of accomodating that set up can be when the hoist uses temporarily stop, and it is spacing to rubbing to hinder the carriage, avoids two sets of frictions to hinder the carriage and rotates collision each other, reduces to rub the wearing and tearing that hinder the carriage, improves the life of hoist.

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

the hanging rope plate and the friction resistance support frame are arranged, the hanging rope plate is used as a carrier, and the connection with the component is realized through friction resistance, so that the component is hoisted; the lifting appliance is simple and convenient to install, the installation preparation process before lifting is reduced, the carrying efficiency of the component is greatly improved, and manpower and material resources are saved;

the lifting appliance is installed and lifted in the groove of the component, the assembly and disassembly positions are not required to be reserved, the components are conveniently stacked densely and installed seamlessly, and meanwhile, the force is not required to be applied to the components, so that the time and the labor are saved; meanwhile, the positive pressure of the frictional resistance comes from the component force of the gravity of the member in the direction of the frictional resistance supporting frame, the way of obtaining the frictional resistance is stable and reliable, the artificial error rate is reduced, and the whole hoisting process is more stable and safer;

the arranged limiting stopper can keep the position of the rope hanging plate in the hoisting process, so that the swinging of the rope hanging plate is reduced, the rope hanging plate is always basically in a vertical state for hoisting, and the hanger has certain self-positioning property; on the one hand, the component is reduced and the component is greatly rocked in the hoisting process, so that the hoisting process is more stable, the safety performance of the hoisting component is improved, on the other hand, when the lifting appliance is installed, the centered position of the rope hanging plate is convenient to quickly determine, and then the friction support frame is convenient to quickly position, and the installation efficiency is improved.

Drawings

Fig. 1 is a schematic structural diagram of an integral internal bracing spreader of a component according to an embodiment of the present application.

Fig. 2 is a schematic assembly structure diagram of a component internal bracing type lifting appliance according to an embodiment of the application.

Description of reference numerals: 1. lifting a lifting hook; 2. a rope hanging plate; 21. a rope hanging port; 22. hanging a ring; 23. a receiving hook; 24. a reinforcing plate; 3. a stopper; 4. passing through the shaft; 5. a friction support frame; 51. abutting against the connecting rod; 52. a connecting rod; 53. a shaft sleeve; 54. a connecting ring; 6. a U-shaped groove.

Detailed Description

The present application is described in further detail below with reference to figures 1-2.

The embodiment of the application discloses a member internal support type lifting appliance, which is suitable for any hollow member with an upward notch, symmetrical side walls and a gravity center positioned at a geometric gravity center; referring to fig. 1 and 2, the member of this application is U type groove 6 prefab, and U type groove 6 leads to the groove direction level, and U type groove 6 inner wall includes diapire, tilt wall and lateral wall about the central line symmetry, and the member internal stay formula hoist includes lifting hook 1, hangs rope board 2, stopper 3, leads to axle 4 and two sets of friction and hinders braced frame 5.

Referring to fig. 1 and 2, the lifting hook 1 is used for being installed on a hoisting device, and a rope hanging opening 21 for hanging the lifting hook 1 is formed in the rope hanging plate 2. The through shaft 4 and the rope hanging plate 2 are positioned on the same plane and welded at one end of the rope hanging plate 2 far away from the rope hanging opening 21, and two ends of the through shaft 4 exceed the rope hanging plate 2. The limiting devices 3 are symmetrically arranged at two sides of the rope hanging plate 2, and the limiting devices 3 can be steel columns, steel bars, steel plates and other equipment which can be abutted against the inner wall of the U-shaped groove 6; this application stopper 3 adopts the channel-section steel, 3 levels of stopper and the 6 fluting directions of perpendicular to U type groove, and 3 one end vertical welding of stopper is on hanging rope plate 2, and the other end is close to 6 inner chamber both sides walls settings in U type groove respectively, and two stoppers 3 can be followed vertical direction and slide in U type groove 6. The two friction support frames 5 are rotatably connected to the part, exceeding the rope hanging plate 2, of the through shaft 4 by taking the through shaft 4 as a rotating shaft, and one ends, far away from the through shaft 4, of the two friction support frames 5 tightly abut against the two side walls of the U-shaped groove 6 and the inner corners of the inclined walls respectively. The rope hanging plate 2 extends into the groove of the component, and one end of the friction support frame 5, which is close to the through shaft 4, is lower than the other end along the gravity direction.

Referring to fig. 1, a reinforcing plate 24 is arranged between the through shaft 4 and the rope hanging plate 2, the reinforcing plate 24 is sleeved on the through shaft 4 and welded on the through shaft, and two ends of the reinforcing plate 24 are arranged on two sides of the rope hanging plate 2 and welded on the rope hanging plate 2.

Referring to fig. 1 and 2, the friction support frame 5 includes an abutting rod 51, two connecting rods 52 and two shaft sleeves 53; the abutting rod 51 is parallel to the through shaft 4 and is abutted against the inner corner of the side wall and the inclined wall of the U-shaped groove 6; the connecting rods 52 are distributed along the length direction of the abutting rod 51, one end of each connecting rod 52 is vertically welded on the abutting rod 51, and the other end of each connecting rod 52 is welded with the side wall of the shaft sleeve 53; the axle sleeve 53 is connected to the through shaft 4 through a coaxial sleeve 53, and the two axle sleeves 53 are respectively arranged at two ends of the through shaft 4 beyond the rope hanging plate 2. When the connecting rod 52 is horizontal, the distance between the two abutting rods 51 is larger than the width of the groove of the member, the through shaft 4 is positioned on the side, away from the notch of the member, of the center of gravity of the member when the through shaft is installed on the U-shaped groove 6, and the through shaft 4 and the center of gravity of the member are positioned on the same vertical line. The size of this application extension rod 51, logical axle 4, string rope board 2 and stopper 3 can carry out the suitability improvement according to the recess size of different components, can be suitable for.

Referring to fig. 1, the hanging ring 22 is welded on any side wall of the hanging rope plate 2, the hanging ring 22 is sleeved with the accommodating hook 23, the butt rod 51 is welded with the connecting ring 54, one end of the accommodating hook 23 is movably connected with the hanging rope plate 2, and the other end of the accommodating hook can be hung on the connecting ring 54 and used for correspondingly rubbing the supporting frame 5 to be accommodated on the hanging rope plate 2, so that two groups of collisions between the supporting frames 5 are reduced. Meanwhile, the other side of the rope hanging plate 2 can also be correspondingly arranged, and the other friction support frame 5 is stored.

The implementation principle of the member internal stay formula hoist of this application embodiment does: when the component is hoisted, the sling extends into the groove of the component, the limiting devices 3 on two sides of the rope hanging plate 2 slide along the side wall of the groove of the component, the rope hanging plate 2 is basically positioned at the center of the groove until the through shaft 4 is abutted against the bottom wall of the component groove, then the accommodating hook 23 is adjusted to be far away from the connecting ring 54, and the friction support frame 5 is taken down from the accommodating hook 23.

The two abutting rods 51 are respectively tightly abutted to the inner corners close to the component grooves, and the abutting rods 51 are tightly abutted to the corner positions along the length direction; at this time, the through shaft 4 is located below the abutting rod 51 in the vertical direction, and the through shaft 4 is located on the same vertical line as the center of gravity of the member.

Hang lifting hook 1 and establish on hanging establishing the mouth to hoist and mount hang rope plate 2, hang rope plate 2 and drive logical axle 4 and rise, the butt rod 51 continues under the action of gravity with component recess inner wall butt, connecting rod 52 rotates under the effect of axle sleeve 53, make butt rod 51 and recess inner wall produce frictional resistance, and keep static relatively with the component under the frictional resistance effect, thereby hang the component, realize the hoist and mount, transportation and the installation of component.

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 (8)

1. The utility model provides a component internal stay formula hoist which characterized in that: comprises a rope hanging plate (2) and two groups of friction resistance supporting frames (5);

the two friction support frames (5) are coaxially and rotatably connected to the rope hanging plate (2), and one end, far away from the friction support frames (5), of the rope hanging plate (2) is used for being connected with hoisting equipment;

the rotating shaft of the friction support frame (5) is parallel to the slotting direction of the component and is used for extending into the groove of the component;

when one side, far away from the rotating shaft, of the friction support frame (5) is tightly propped against the two inner side walls of the component groove respectively, one end of the rotating shaft of the friction support frame (5) is lower than the other end of the rotating shaft in the gravity direction.

2. The member internal bracing spreader of claim 1, wherein: the friction support frame (5) comprises a butting rod (51), a plurality of connecting rods (52) and a plurality of shaft sleeves (53); the abutting rod (51) is parallel to the rotating shaft of the abutting rod and is used for abutting against the inner wall of the groove of the component; the connecting rods (52) are distributed along the length direction of the butting rods (51), one end of each connecting rod (52) is arranged on the butting rod (51), and the other end of each connecting rod is connected with the side wall of the shaft sleeve (53); the end part of the rope hanging plate (2) is fixedly provided with a through shaft (4), the through shaft (4) and the rope hanging plate (2) are positioned on the same plane, and the shaft sleeve (53) is coaxially sleeved on the through shaft (4).

3. The member internal stay spreader of claim 2, wherein: when the connecting rod (52) is horizontal, the distance between the two abutting rods (51) is larger than the width of the groove of the component.

4. The member internal stay spreader of claim 2, wherein: both ends of the through shaft (4) exceed the rope hanging plate (2), and the shaft sleeves (53) are uniformly arranged on the parts of the through shaft (4) exceeding the rope hanging plate (2) and are uniformly distributed on both sides of the rope hanging plate (2).

5. The member internal stay spreader of claim 1, wherein: both sides of the rope hanging plate (2) are provided with stoppers (3), one end of each stopper (3) is arranged on the rope hanging plate (2), and the other end of each stopper is close to two side walls in the grooves of the members.

6. The member internal bracing spreader of claim 2, wherein: the through shaft (4) is located on one side, away from the member notch, of the gravity center of the member during hoisting, and the through shaft (4) and the gravity center of the member are located on the same vertical line.

7. The member internal bracing spreader of claim 1, wherein: still include lifting hook (1), lifting hook (1) are used for setting up on lifting device, offer the confession on hang rope board (2) hang rope mouth (21) that lifting hook (1) articulated.

8. The member internal bracing spreader of claim 1, wherein: the rope hanging plate (2) is provided with a storage hook (23), the friction support frame (5) is provided with a connecting ring (54), one end of the storage hook (23) is movably connected with the rope hanging plate (2), and the other end of the storage hook can be hung on the connecting ring (54).

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