CN211846863U

CN211846863U - Building concrete prefabricated laminated slab lifting appliance

Info

Publication number: CN211846863U
Application number: CN201922064114.3U
Authority: CN
Inventors: 李双双
Original assignee: Beijing Huanyu Yingxiang Construction Co ltd
Current assignee: Beijing Huanyu Yingxiang Construction Co ltd
Priority date: 2019-11-26
Filing date: 2019-11-26
Publication date: 2020-11-03
Anticipated expiration: 2029-11-26

Abstract

The utility model discloses a building concrete prefabricated laminate hoist, including the mechanism box, the lateral wall of mechanism box rotates and is connected with four dwangs, every the outer wall slip cap of dwang is equipped with the cardboard, the round spout has been seted up in the cardboard, the dwang is all inserted and is established in the spout, every the fixed subassembly of the equal fixedly connected with of one end of mechanism box is kept away from to the dwang, the outer top wall of mechanism box is equipped with elevation structure. The utility model discloses a ratchet and kelly cooperate and to fix the elevating position of cardboard, four dwangs of cardboard control expand the shrink, and it is fixed to the superimposed sheet realization centre gripping to drive fixed subassembly, have promoted the stability that lifts by crane greatly, rotate the kelly simultaneously and can change the ratchet direction of rotation, and convenient operation is swift, and the practicality is stronger.

Description

Building concrete prefabricated laminated slab lifting appliance

Technical Field

The utility model relates to a construction technical field especially relates to a building concrete prefabricated composite slab hoist.

Background

The concrete composite slab has the advantages of industrialization of components, no seasonal limitation in manufacturing, greatly shortened period and saving of a large number of templates and other resources, and becomes an important component in a prefabricated concrete structure, and the concrete composite slab is widely applied to the existing building construction, but the concrete composite slab is inconvenient to hoist and construct due to the large weight of the concrete composite slab.

The concrete prefabricated superimposed sheet hoist that adopts at present generally catches on with the direct lifting behind the concrete prefabricated superimposed sheet with the hook, but the stability of lifting by crane like this is not enough, also can cause certain destruction to the bottom plate of building concrete prefabricated superimposed sheet in addition.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the problem in the background art, and the prefabricated superimposed sheet hoist of building concrete who provides.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

the utility model provides a prefabricated superimposed sheet hoist of building concrete, includes the mechanism box, the lateral wall of mechanism box rotates and is connected with four dwangs, every the outer wall slip cap of dwang is equipped with the cardboard, the round spout has been seted up in the cardboard, the dwang is all inserted and is established in the spout, every the equal fixedly connected with fixed subassembly of one end of mechanism box is kept away from to the dwang, the outer top wall of mechanism box is equipped with elevation structure.

Preferably, fixed subassembly includes two fixed blocks, every the fixed block all keeps away from the one end fixed connection of mechanism box, every with the dwang all be equipped with in the fixed block and press from both sides the groove, every the diapire of fixed block all is equipped with the thread groove, every the thread groove all communicates with each other with pressing from both sides the groove, every equal thread bush in the thread groove is equipped with the screw.

Preferably, the roof of fixed block is equipped with a plurality of flexible grooves, every flexible inslot all inserts and is equipped with the telescopic link, and is a plurality of the one end that the telescopic link is located the clamp inslot is fixed with the fixed plate jointly, every equal fixedly connected with expanding spring in the flexible inslot, every the equal fixedly connected with of expanding spring slides in the baffle of flexible inslot, every the one end that the telescopic link is located flexible inslot all with baffle fixed connection.

Preferably, elevation structure includes the control panel of fixed connection at the outer roof of mechanism box, be equipped with the rotation groove in the control panel, it is equipped with the ratchet to rotate the inslot rotation, the left side wall of control panel is equipped with integrated into one piece's protruding piece, protruding piece interpolation is equipped with the kelly, the kelly meshes with the ratchet mutually, the one end that kelly and ratchet offset sets up to the inclined plane.

Preferably, the fixed cover of one end outer wall that the kelly is located the bellying piece is equipped with the baffle, fixedly connected with cover is established the extension spring at the kelly outer wall between baffle and the bellying piece inner wall, the bellying piece is close to the perpendicular turn-ups of establishing of one end port fixedly connected with in rotation groove, interval between the turn-ups is less than the diameter of baffle.

Preferably, a screw rod is fixedly inserted into the ratchet wheel, a rotary wrench is fixedly sleeved on the outer wall of the top end of the screw rod, the screw rod penetrates through and extends to the position between the rotating rods, a ball nut is rotatably sleeved on the outer wall of the screw rod, and the clamping plate is fixedly connected with the outer wall of the ball nut.

Compared with the prior art, this building concrete prefabricated composite slab hoist's advantage lies in:

1. the four rotating rods are controlled to expand and contract through the clamping plate, the fixing component is driven to clamp and fix the laminated plate, and the lifting stability is greatly improved;

2. the lifting position of the clamping plate can be fixed by matching the ratchet wheel with the clamping rod, and the rotation direction of the ratchet wheel can be changed by rotating the clamping rod, so that the operation is convenient and rapid, and the practicability is stronger;

to sum up, the utility model discloses a ratchet and kelly cooperate and to fix the elevating position of cardboard, four dwangs of cardboard control expand the shrink, and it is fixed to drive fixed subassembly to the realization centre gripping of superimposed sheet, have promoted the stability that lifts by crane greatly, rotate the kelly simultaneously and can change the ratchet rotation direction, convenient operation is swift, and the practicality is stronger.

Drawings

Fig. 1 is a front view of a building concrete prefabricated composite slab lifting appliance provided by the utility model;

FIG. 2 is an enlarged view of A in FIG. 1;

FIG. 3 is an enlarged view of B in FIG. 1;

fig. 4 is a top view of a building concrete prefabricated composite slab hanger provided by the utility model;

fig. 5 is the utility model provides an inner structure schematic diagram of building precast concrete superimposed sheet hoist flexible groove.

In the figure: the mechanism comprises a mechanism box 1, a rotating rod 2, a clamping plate 3, a lead screw 4, a fixing block 5, a fixing plate 6, a screw 7, a control plate 8, a rotating wrench 9, a clamping rod 10, a ratchet wheel 11, an extension spring 12, a baffle 13, an expansion rod 14 and an expansion spring 15.

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.

Referring to fig. 1-5, a building concrete prefabricated composite slab lifting appliance comprises a mechanism box 1, wherein the outer side wall of the mechanism box 1 is rotatably connected with four rotating rods 2, the outer wall of each rotating rod 2 is slidably sleeved with a clamping plate 3, a circle of sliding groove is formed in the clamping plate 3, the rotating rods 2 are inserted in the sliding grooves, one end of each rotating rod 2, which is far away from the mechanism box 1, is fixedly connected with a fixing component, the fixing component comprises two fixing blocks 5, each fixing block 5 is fixedly connected with one end of each rotating rod 2, which is far away from the mechanism box 1, each fixing block 5 is internally provided with a clamping groove, the bottom wall of each fixing block 5 is provided with a thread groove, each thread groove is communicated with the clamping groove, a screw 7 is sleeved in each thread groove, the top wall of the fixing block 5 is provided with a plurality of telescopic grooves, each telescopic rod 14 is inserted in each telescopic groove, and one end, every equal fixedly connected with expanding spring 15 in flexible inslot, every equal fixedly connected with of expanding spring 15 slides in the baffle of flexible inslot, the one end that every telescopic link 14 is located flexible inslot all with baffle fixed connection, put the superimposed sheet at double-layered inslot, expanding spring 15 is pushed fixed plate 6 and is supported the superimposed sheet realization and tentatively fix by the extrusion, twist corresponding thread groove realization fastening with four screws 7 respectively again, 3 lifting control of cardboard four 2 expansion contractions of dwang drive fixed subassembly tighten up the centre gripping of realizing the superimposed sheet fixed simultaneously, the stability of lifting by crane has been promoted greatly.

The outer top wall of the mechanism box 1 is provided with a lifting structure, the lifting structure comprises a control plate 8 fixedly connected with the outer top wall of the mechanism box 1, a rotating groove is arranged in the control plate 8, a ratchet 11 is rotatably arranged in the rotating groove, the left side wall of the control plate 8 is provided with an integrally formed convex block, a clamping rod 10 is inserted in the convex block, the clamping rod 10 is meshed with the ratchet 11, one end of the clamping rod 10, which is abutted against the ratchet 11, is arranged as an inclined plane, a baffle 13 is fixedly sleeved on the outer wall of one end of the clamping rod 10, which is positioned in the convex block, a tension spring 12 sleeved on the outer wall of the clamping rod 10 is fixedly connected between the baffle 13 and the inner wall of the convex block, one end port of the convex block, which is close to the rotating groove, is fixedly connected with vertically arranged flanges, the distance between the flanges is smaller than the diameter of the baffle 13, a screw rod 4 is fixedly inserted in, the outer wall of lead screw 4 rotates the cover and is equipped with ball nut, cardboard 3 and ball nut's outer wall fixed connection, manual rotation rotates spanner 9, it rotates to drive lead screw 4, lead screw 4 and ball nut cooperate and drive cardboard 3 and go up and down, and then realize four dwang 2 expansion contractions, treat cardboard 3 and remove when suitable position, ratchet 11 is blocked to kelly 10, the fixed position of ratchet 11 is kept, can realize lead screw 4's fixed, and then realize the fixed effect of whole hoist, the kelly 10 has been pulled up simultaneously, kelly 10 adjustment inclined plane direction rotates, can change ratchet 11's rotation direction, high convenience and fastness in operation, the practicality is stronger.

Further, unless otherwise specifically stated or limited, the above-described fixed connection is to be understood in a broad sense, and may be, for example, welded, glued, or integrally formed as is conventional in the art.

Now, the operation principle of the present invention is explained as follows:

rotate ratchet 11, cooperate with kelly 10 and can be fixed with the elevating position of cardboard 3, cardboard 3 controls four dwang 2 expansion contractions, and it is fixed to drive fixed subassembly to realize the centre gripping to the superimposed sheet, has promoted the stability of lifting by crane greatly, rotates kelly 10 simultaneously and adjusts the rotation direction that the inclined plane direction can change ratchet 11, and convenient operation is swift, and the practicality is stronger.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. The utility model provides a building precast concrete superimposed sheet hoist, includes mechanism box (1), its characterized in that, the lateral wall of mechanism box (1) rotates and is connected with four dwang (2), every the outer wall sliding sleeve of dwang (2) is equipped with cardboard (3), seted up the round spout in cardboard (3), dwang (2) are all inserted and are established in the spout, every the equal fixedly connected with fixed subassembly of one end that mechanism box (1) was kept away from in dwang (2), the outer top wall of mechanism box (1) is equipped with elevation structure.

2. The building concrete prefabricated composite plate lifting appliance is characterized in that the fixing assembly comprises two fixing blocks (5), each fixing block (5) is fixedly connected with one end, away from the mechanism box (1), of the rotating rod (2), a clamping groove is formed in each fixing block (5), a thread groove is formed in the bottom wall of each fixing block (5), each thread groove is communicated with the clamping groove, and a screw (7) is sleeved in each thread groove in a threaded manner.

3. The building concrete prefabricated composite plate lifting appliance is characterized in that a plurality of telescopic grooves are formed in the top wall of the fixing block (5), a telescopic rod (14) is inserted into each telescopic groove, a fixing plate (6) is jointly fixed to one end, located in each clamping groove, of each telescopic rod (14), a telescopic spring (15) is fixedly connected to each telescopic groove, a partition plate sliding in each telescopic groove is fixedly connected to each telescopic spring (15), and one end, located in each telescopic groove, of each telescopic rod (14) is fixedly connected with the partition plate.

4. The building concrete prefabricated composite slab lifting appliance as claimed in claim 1, wherein the lifting structure comprises a control plate (8) fixedly connected to the outer top wall of the mechanism box (1), a rotation groove is formed in the control plate (8), a ratchet wheel (11) is rotatably arranged in the rotation groove, an integrally formed protruding block is arranged on the left side wall of the control plate (8), a clamping rod (10) is inserted into the protruding block, the clamping rod (10) is meshed with the ratchet wheel (11), and one end, abutted against the ratchet wheel (11), of the clamping rod (10) is provided with an inclined surface.

5. The building concrete prefabricated composite slab lifting appliance as claimed in claim 4, wherein a baffle (13) is fixedly sleeved on the outer wall of one end of the clamping rod (10) located in the protruding block, an extension spring (12) sleeved on the outer wall of the clamping rod (10) is fixedly connected between the baffle (13) and the inner wall of the protruding block, a port of one end of the protruding block close to the rotating groove is fixedly connected with vertically arranged flanges, and the distance between the flanges is smaller than the diameter of the baffle (13).

6. The building concrete prefabricated composite plate lifting appliance is characterized in that a screw rod (4) is fixedly inserted into the ratchet wheel (11), a rotary wrench (9) is fixedly sleeved on the outer wall of the top end of the screw rod (4), the screw rod (4) extends through and between the rotary rods (2), a ball nut is rotatably sleeved on the outer wall of the screw rod (4), and the clamping plate (3) is fixedly connected with the outer wall of the ball nut.