CN216042723U

CN216042723U - Positioning device for concrete precast slab

Info

Publication number: CN216042723U
Application number: CN202121370822.0U
Authority: CN
Inventors: 孙则成; 邓景恒; 刘坤
Original assignee: Mengcheng Baoye Construction Industrialization Co ltd
Current assignee: Mengcheng Baoye Construction Industrialization Co ltd
Priority date: 2021-06-19
Filing date: 2021-06-19
Publication date: 2022-03-15
Anticipated expiration: 2031-06-19

Abstract

One or more embodiments of the present disclosure provide a positioning device for a concrete precast slab, including two upper positioning frames and two lower positioning blocks, where each of the upper positioning frames includes a box body, two sides of the box body are both convexly provided with clamping plates, each of the clamping plates is connected with a first bolt through a screw transmission, one end of each of the first bolts is pivotally connected with a first clamping block, one side of the box body facing the clamping plate is provided with an adjusting plate, an adjusting assembly for driving the adjusting plate to move is installed in the box body, a lower portion of the box body is hinged with a positioning rod, and the positioning rod is matched with the lower positioning block, the utility model reduces the occupied area of the device by providing two upper positioning frames and the lower positioning block, can be conveniently fixed on two sides of the precast slab, is flexible to install, and the positions of the upper precast slab and the lower precast slab are first matched by matching the first positioning rod with the lower positioning block, the upper prefabricated plate and the lower prefabricated plate can correspond conveniently, and the operation efficiency is improved.

Description

Positioning device for concrete precast slab

Technical Field

One or more embodiments of the present disclosure relate to the technical field of precast slab construction equipment, and in particular, to a positioning device for a concrete precast slab.

Background

During construction, especially with prefabricated panels, the prefabricated panels are firstly produced by factories, then hoisting construction of the prefabricated panels is carried out through a crane, when the prefabricated panels are constructed and spliced, reserved steel bars and through holes are generally arranged on the upper end and lower end combined surfaces of the prefabricated panels, multiple groups of reserved steel bars are arranged in an array mode along the upper end surfaces of the prefabricated panels, multiple groups of through holes are also arranged in an array mode on the lower end surfaces of the prefabricated panels, when the prefabricated panels are spliced, the through holes at the lower end of the upper prefabricated panel are aligned with the reserved steel bars at the upper end of the lower prefabricated panel, then the prefabricated plates can be hoisted on the prefabricated plate below, after the prefabricated plates above and below are spliced, the joint surfaces of the precast slabs are coated with structural adhesive and filled with filling slurry, so that the effective installation of the two precast slabs is realized, when the prefabricated plate is installed, manual positioning is mostly needed, so that the installation efficiency of the prefabricated plate is extremely low.

Disclosure of Invention

In view of the above, it is an object of one or more embodiments of the present disclosure to provide a positioning apparatus for a concrete slab, which solves one or all of the above problems.

Based on the above purpose, one or more embodiments of the present specification provide a positioning device for a concrete precast slab, including two upper positioning frames mounted on an upper precast slab and two lower positioning blocks mounted on a lower precast slab, where the upper positioning frames include a box body, two clamping plates are convexly disposed on two sides of the box body, the two clamping plates and the box body enclose a U shape, a first bolt is connected to the clamping plates through thread transmission, a first clamping block is pivotally mounted at one end of the first bolt, an adjusting plate is mounted on one side of the box body facing the clamping plates, an adjusting assembly for driving the adjusting plate to move is mounted in the box body, a positioning rod is hinged to the lower portion of the box body, and the positioning rod is matched with the lower positioning block.

Optionally, the adjusting part includes two threaded rods, two the threaded rod slidable installs in the box body, two the one end of threaded rod all with the regulating plate is connected, the transmission is connected with drive gear on the threaded rod, two install engaged with drive gear and transfer gear between the drive gear, drive gear with transfer gear respectively with two drive gear meshes mutually, the actuating lever is installed to one side of drive gear.

Optionally, a locking bolt is installed at the hinged position of the box body and the positioning rod.

Optionally, the lower positioning block comprises a U-shaped frame, second bolts are mounted on two sides of the U-shaped frame, a second clamping block is pivoted to one end of each second bolt, and a sleeve matched with the positioning rod is mounted on the upper portion of the U-shaped frame.

Optionally, a laser emitter is installed on one side of the upper positioning frame, and a diffusion plate is installed on one side of the lower positioning block.

As can be seen from the above description, the positioning device for concrete precast slabs according to one or more embodiments of the present disclosure reduces the occupied area of the device by providing two upper positioning frames and two lower positioning blocks, can be conveniently fixed on two sides of a precast slab, is flexible to install, enables the positions of an upper precast slab and a lower precast slab to correspond first by matching the positioning rods with the lower positioning blocks, facilitates the correspondence between the upper precast slab and the lower precast slab, and improves the operation efficiency.

Drawings

In order to more clearly illustrate one or more embodiments or prior art solutions of the present specification, the drawings that are needed in the description of the embodiments or prior art will be briefly described below, and it is obvious that the drawings in the following description are only one or more embodiments of the present specification, and that other drawings may be obtained by those skilled in the art without inventive effort from these drawings.

FIG. 1 is a schematic view illustrating an operation of a positioning apparatus for concrete slabs according to one or more embodiments of the present disclosure;

FIG. 2 is a schematic view of an upper positioning frame according to one or more embodiments of the present disclosure;

FIG. 3 is a schematic view of a lower locating block according to one or more embodiments of the present disclosure;

the positioning device comprises a lower positioning block 1, a box body 2, a clamping plate 3, a first bolt 4, a first clamping block 5, an adjusting plate 6, a positioning rod 7, a threaded rod 8, a transmission gear 9, a driving gear 10, a transfer gear 11, a driving rod 12, a locking bolt 13, a U-shaped frame 14, a second bolt 15, a second clamping block 16, a sleeve 17, a laser emitter 18 and a light diffusing plate 19.

Detailed Description

To make the objects, technical solutions and advantages of the present disclosure more apparent, the present disclosure is further described in detail below with reference to specific embodiments.

It is to be noted that unless otherwise defined, technical or scientific terms used in one or more embodiments of the present specification should have the ordinary meaning as understood by those of ordinary skill in the art to which this disclosure belongs. The use of "first," "second," and similar terms in one or more embodiments of the specification is not intended to indicate any order, quantity, or importance, but rather is used to distinguish one element from another. The word "comprising" or "comprises", and the like, means that the element or item listed before the word covers the element or item listed after the word and its equivalents, but does not exclude other elements or items. The terms "connected" or "coupled" and the like are not restricted to physical or mechanical connections, but may include electrical connections, whether direct or indirect. "upper", "lower", "left", "right", and the like are used merely to indicate relative positional relationships, and when the absolute position of the object being described is changed, the relative positional relationships may also be changed accordingly.

One or more embodiments of the present specification provide a positioning device for a concrete precast slab, as shown in the figure, the positioning device includes two upper positioning frames mounted on an upper precast slab and two lower positioning blocks 1 mounted on a lower precast slab, each upper positioning frame includes a box body 2, two clamping plates 3 are convexly disposed on two sides of the box body 2, the two clamping plates 3 and the box body 2 enclose a U shape, a first bolt 4 is connected to the clamping plate 3 through screw transmission, a first clamping block 5 is pivotally mounted at one end of the first bolt 4, an adjusting plate 6 is mounted on one side of the box body 2 facing the clamping plate 3, an adjusting assembly for driving the adjusting plate 6 to move is mounted in the box body 2, a positioning rod 7 is hinged to the lower part of the box body 2, and the positioning rod 7 is matched with the lower positioning block 1.

Wherein, two lower positioning blocks 1 are respectively arranged at two sides of a lower prefabricated plate, an upper frame drives a first clamping block 5 to contact with an upper prefabricated plate through a first bolt 4, the upper prefabricated plate is fixed on the upper prefabricated plate and then drives an adjusting plate 6 to move through an adjusting component, the position of a positioning rod 7 is adjusted to correspond to the lower positioning block 1, the upper prefabricated plate is hoisted, the positioning rods 7 at two sides are firstly matched with the lower positioning blocks 1 in the falling process, so that the positions of the through holes of reserved steel bars correspond to each other, the upper prefabricated plate and the lower prefabricated plate can be smoothly butted, the occupied area of the device is reduced by arranging the two upper positioning frames and the lower positioning blocks 1, the device can be conveniently fixed at two sides of the prefabricated plate, the installation is flexible, the upper prefabricated plate and the lower prefabricated plate correspond to each other through the positioning rods 7 being matched with the lower positioning blocks 1 firstly, and the upper prefabricated plate and the lower prefabricated plate correspond to each other conveniently, the working efficiency is improved.

Optionally, the adjusting part includes two threaded rods 8, two threaded rod 8 slidable installs in box body 2, two the one end of threaded rod 8 all with regulating plate 6 is connected, the transmission is connected with drive gear 9 on the threaded rod 8, two install engaged with drive gear 10 and transfer gear 11 between the drive gear 9, drive gear 10 with transfer gear 11 respectively with two drive gear 9 meshes mutually, actuating lever 12 is installed to one side of drive gear 10.

Optionally, a locking bolt 13 is installed at the hinged position of the box body 2 and the positioning rod 7.

Optionally, the lower positioning block 1 includes a U-shaped frame 14, second bolts 15 are installed on two sides of the U-shaped frame 14, a second clamping block 16 is pivotally connected to one end of each second bolt 15, and a sleeve 17 matched with the positioning rod 7 is installed on the upper portion of the U-shaped frame 14.

Optionally, a laser emitter 18 is installed on one side of the upper positioning frame, and a diffusion plate 19 is installed on one side of the lower positioning block 1.

When in use, the two lower positioning blocks 1 are respectively arranged at two sides of the lower prefabricated plate, the upper frame drives the first clamping block 5 to be contacted with the upper prefabricated plate through the first bolt 4, the upper frame is fixed on the upper prefabricated plate, the driving rod 12 is rotated, the driving rod 12 drives the driving gear 10 to rotate, the driving gear 10 drives the two transmission gears 9 to rotate in the same direction through the transfer gear 11, the transmission gears 9 drive the threaded rods 8 to move through thread transmission, the threaded rods 8 drive the adjusting plate 6 to move, the laser emitter 18 emits red light, when the laser emitter 18 irradiates the light diffusion plate 19, the light diffusion plate 19 diffuses light to be convenient for an operator to observe, the position of the positioning rod 7 corresponds to the sleeve 17 at the moment, the prefabricated plate is hoisted, in the falling process, the positioning rods 7 on the two sides are firstly matched into the sleeve 17, so that the positions of the through holes of the reserved steel bars correspond to each other, and the upper prefabricated plate and the lower prefabricated plate can be smoothly butted;

the two upper positioning frames and the lower positioning block 1 are arranged, so that the occupied area of the device is reduced, the device can be conveniently fixed on two sides of the prefabricated plate, the installation is flexible, the upper prefabricated plate and the lower prefabricated plate are corresponding in position firstly by matching the positioning rod 7 with the lower positioning block 1, the upper prefabricated plate and the lower prefabricated plate are convenient to correspond, and the operation efficiency is improved.

Those of ordinary skill in the art will understand that: the discussion of any embodiment above is meant to be exemplary only, and is not intended to intimate that the scope of the disclosure, including the claims, is limited to these examples; within the spirit of the present disclosure, features from the above embodiments or from different embodiments may also be combined, steps may be implemented in any order, and there are many other variations of different aspects of one or more embodiments of the present description as described above, which are not provided in detail for the sake of brevity.

It is intended that the one or more embodiments of the present specification embrace all such alternatives, modifications and variations as fall within the broad scope of the appended claims. Therefore, any omissions, modifications, substitutions, improvements, and the like that may be made without departing from the spirit and principles of one or more embodiments of the present disclosure are intended to be included within the scope of the present disclosure.

Claims

1. The utility model provides a positioner for concrete precast slab, its characterized in that includes two last locating racks of installation on last prefabricated slab and two lower locating pieces of installation on prefabricated slab down, it includes the box body to go up the locating rack, the equal protruding cardboard that is equipped with in both sides of box body, two the cardboard with the box body surrounds into the U type, be connected with first bolt through screw thread transmission on the cardboard, first tight piece of clamp is installed in the one end pin joint of first bolt, the box body orientation the regulating plate is installed to one side of cardboard, install the drive in the box body the adjusting part that the regulating plate removed, the lower part of box body articulates there is the locating lever, the locating lever with locating piece cooperatees down.

2. The positioning device for the concrete precast slab as recited in claim 1, wherein the adjusting assembly comprises two threaded rods, the two threaded rods are slidably mounted in the box body, one ends of the two threaded rods are connected with the adjusting plate, transmission gears are connected to the threaded rods in a transmission manner, a driving gear and a transfer gear which are meshed with each other are mounted between the two transmission gears, the driving gear and the transfer gear are respectively meshed with the two transmission gears, and a driving rod is mounted on one side of the driving gear.

3. The positioning device for the concrete precast slab according to claim 1, wherein a locking bolt is installed at a hinge joint of the box body and the positioning rod.

4. The positioning device for the concrete precast slab as recited in claim 1, wherein the lower positioning block comprises a U-shaped frame, second bolts are installed at both sides of the U-shaped frame, a second clamping block is pivotally connected to one end of the second bolt, and a sleeve matched with the positioning rod is installed at the upper part of the U-shaped frame.

5. The positioning apparatus for the concrete precast slab according to claim 1, wherein a laser emitter is installed at one side of the upper positioning bracket, and a diffusion plate is installed at one side of the lower positioning bracket.