CN220395241U

CN220395241U - Grouting hole reserving and positioning device

Info

Publication number: CN220395241U
Application number: CN202321280040.7U
Authority: CN
Inventors: 王伟杰; 程少淳; 万泽华; 窦天晓; 罗兵; 徐滕; 宋一飞; 邢涛; 郭守檩; 赵远
Original assignee: Fourth Construction Co Ltd of China Construction Eighth Engineering Division Co Ltd
Current assignee: Fourth Construction Co Ltd of China Construction Eighth Engineering Division Co Ltd
Priority date: 2023-05-25
Filing date: 2023-05-25
Publication date: 2024-01-26
Anticipated expiration: 2033-05-25

Abstract

The utility model provides a grouting hole reserved positioning device, and relates to the field of concrete grouting. The grouting hole reserving and positioning device comprises a framework, handles are fixedly connected to the middle of the framework, circular cylinders are arranged at two ends of the framework, and PVC pipes are arranged in the two circular cylinders. According to the grouting hole reserving and positioning device, two PVC pipes are inserted into the two circular cylinders in a sliding mode, and then the framework is clamped and fixed on templates on two sides of the step beam, so that labor consumption required by secondary hole opening can be effectively reduced, the positions of the two grouting holes can be positioned at one time, and efficiency is improved compared with that of a traditional mode; through respectively sliding two PVC pipes and inserting in two ring barrels, rotate the handle in proper order and drive the pivot and rotate, the rubber strip on two arc anchor clamps lateral walls removes and is about the pipe wall of PVC pipe and offsets, can realize the fixed mounting to two PVC pipes, has accomplished the control of grout hole elevation when utilizing two PVC pipes to fix and place.

Description

Grouting hole reserving and positioning device

Technical Field

The utility model relates to the field of concrete grouting, in particular to a grouting hole reserving and positioning device.

Background

And (3) the grouting holes between the prefabricated stand and the cast-in-situ structure are used for fixing the prefabricated stand, after the step beam pouring is completed, the grouting holes are filled with shrinkage-free grouting materials, then the stand plate is hoisted, and the embedded bolts on the prefabricated stand plate are aligned with the grouting holes to complete the fixing. The grouting holes are uniformly distributed on two sides of the top surface of the step beam, the number of the grouting holes is at least thousands, the spacing is usually fixed, and the requirements on the size, elevation and position of the opening of the step beam grouting holes are high.

The existing grouting hole manufacturing mode is a later hole punching mode of performing secondary hole punching by adopting an electric tool after primary pouring and forming of ladder beams or a mode of reserving a PVC sleeve, positioning steel bars are welded below the sleeve and welded with the ladder beam steel bars, then the PVC sleeve is placed, and the position is rechecked by adopting a total station, but the secondary hole punching mode in the method needs to consume a great deal of labor, can cause influence on construction period, and the position and elevation of the sleeve need to be controlled when the PVC sleeve is embedded, the positioning effect of positioning and reinforcing the steel bars welded at the bottom of the ladder beams is poor, the grouting hole forming quality is poor easily due to the fact that the fixing is unstable in the pouring process, and therefore the hoisting quality is affected.

Therefore, it is necessary to provide a new grouting hole reserving and positioning device to solve the above technical problems.

Disclosure of Invention

In order to solve the technical problems, the utility model provides a grouting hole reserving and positioning device.

The utility model provides a grouting hole reserving and positioning device, which comprises: the PVC pipe is arranged in each circular cylinder; the two fixing mechanisms comprise transverse shells, the transverse shells are fixedly connected with the framework, clamping plates are arranged at the two ends of the transverse shells, arc-shaped clamps are fixedly connected to one ends of the clamping plates, and an adjusting assembly is arranged in the transverse shells.

Preferably, the side walls at two ends of the transverse shell are respectively provided with a limiting chute, and the two clamping plates are respectively connected with the two limiting chutes in a sliding manner.

Preferably, rubber strips are respectively arranged and connected on the side walls of one side, opposite to the arc-shaped clamps.

Preferably, the adjusting component comprises a rotating shaft, two ends of the rotating shaft are rotationally connected with the inner wall of the transverse shell, threaded sleeves are arranged at two ends of the rotating shaft, threads with opposite directions are arranged at two ends of the rotating shaft, and the two threaded sleeves are respectively threaded with two ends of the rotating shaft.

Preferably, one end of each rotating shaft is fixedly connected with a rotating handle.

Preferably, the two PVC pipes are identical to the two circular cylinders in specification, and the two PVC pipes are respectively slidably connected with the two circular cylinders.

Compared with the related art, the grouting hole reserving and positioning device provided by the utility model has the following beneficial effects:

the utility model provides a grouting hole reserving and positioning device, which is characterized in that two PVC pipes are respectively inserted into two circular cylinders in a sliding way, and then a framework is clamped and fixed on templates at two sides of a step beam;

the utility model provides a grouting hole reserving and positioning device, which is characterized in that two PVC pipes are respectively inserted into two circular ring cylinders in a sliding manner, two rotating handles are sequentially rotated to drive a rotating shaft to rotate, and then two clamping plates are driven to drive rubber strips on the side walls of two arc clamps to move so as to be propped against the pipe walls of the PVC pipes, so that the two PVC pipes can be fixedly installed, the two PVC pipes are fixedly placed, the control of the elevation of the grouting hole is finished, and the positioning can be finished only by simple front-back adjustment;

3. the utility model provides a grouting hole reserved positioning device, which is characterized in that a handle is pulled to drive a framework to be separated from templates at two sides of a step beam after pouring is finished, so that the device can be easily taken down integrally, and two PVC pipes are sequentially pulled out, so that the PVC pipes can be repeatedly positioned for use.

Drawings

FIG. 1 is a schematic view of a grouting hole reserving and positioning device according to a preferred embodiment of the present utility model;

FIG. 2 is a schematic view of the structure at A shown in FIG. 1;

fig. 3 is a schematic structural diagram at B shown in fig. 1.

Reference numerals in the drawings: 1. a skeleton; 2. a handle; 3. a circular cylinder; 4. a PVC pipe; 5. a transverse shell; 51. a clamping plate; 52. an arc-shaped clamp; 6. a rubber strip; 7. a rotating shaft; 71. a thread sleeve; 8. a rotating handle.

Detailed Description

The utility model will be further described with reference to the drawings and embodiments.

Referring to fig. 1 to 3, a grouting hole reserving and positioning device includes: the PVC pipe comprises a framework 1, wherein a handle 2 is fixedly connected to the middle position of the framework 1, circular cylinders 3 are arranged at two ends of the framework 1, and PVC pipes 4 are arranged in the two circular cylinders 3; the two fixing mechanisms comprise a transverse shell 5, the transverse shell 5 is fixedly connected with the framework 1, clamping plates 51 are arranged at two ends of the transverse shell 5, arc-shaped clamps 52 are fixedly connected to one ends of the two clamping plates 51, and an adjusting assembly is arranged in the transverse shell 5.

In the specific implementation process, as shown in fig. 2 and 3, limiting sliding grooves are respectively arranged on the side walls of two ends of the transverse shell 5, and two clamping plates 51 are respectively in sliding connection with the two limiting sliding grooves.

It should be noted that: the two clamping plates 51 slide relatively at the same time, so that the two clamping plates 51 drive the two arc clamps 52 to move along with the two clamping plates until the rubber strips 6 on the side walls of the two arc clamps 52 move to be propped against the wall of the PVC pipe 4, and the two PVC pipes 4 can be fixedly installed.

Referring to fig. 2 and 3, rubber strips 6 are attached to opposite side walls of the two arc clamps 52.

It should be noted that: the rubber strips 6 arranged on the opposite side walls of the two arc clamps 52 can ensure better fixing effect on the two PVC pipes 4.

Referring to fig. 3, the adjusting assembly includes a rotating shaft 7, two ends of the rotating shaft 7 are rotatably connected with an inner wall of the transverse shell 5, two ends of the rotating shaft 7 are provided with threaded sleeves 71, two ends of the rotating shaft 7 are provided with threads with opposite directions, and the two threaded sleeves 71 are respectively threaded with two ends of the rotating shaft 7.

It should be noted that: the rotating handle 8 is utilized to drive the rotating shaft 7 to rotate, and then the two threaded sleeves 71 drive the two clamping plates 51 to slide relatively simultaneously.

Referring to fig. 3, one end of each of the two rotating shafts 7 is fixedly connected with a rotating handle 8.

Referring to fig. 1 and 2, two PVC pipes 4 have the same specifications as the two circular cylinders 3, and the two PVC pipes 4 are slidably connected to the two circular cylinders 3, respectively.

It should be noted that: two PVC pipes 4 are respectively inserted into the two circular cylinders 3 in a sliding manner, the inner diameters of the two circular cylinders 3 are 80mm, the distance between the centers of the circles of the two circular cylinders 3 is 260mm, the length of the whole skeleton 1 is 800mm and the width of the ladder beam is the same, and the length of the PVC pipe 4 is 125mm and is consistent with the depth requirement of a grouting hole.

The working principle of the grouting hole reserving and positioning device provided by the utility model is as follows: firstly positioning the grouting hole positions of the step beams, then respectively sliding and inserting two PVC pipes 4 into the two circular ring drums 3, sequentially rotating the rotating handle 8, driving the rotating shaft 7 to rotate by utilizing the rotating handle 8, driving the two threaded sleeves 71 to drive the two clamping plates 51 to slide relatively simultaneously, driving the two clamping plates 51 to drive the two arc clamps 52 to move relatively, and until the rubber strips 6 on the side walls of the two arc clamps 52 move to be propped against the pipe walls of the PVC pipes 4, thus realizing the fixed installation of the two PVC pipes 4; and then the framework 1 is clamped and fixed on templates on two sides of the ladder beam, the framework 1 is taken down after concrete is poured, the operation is repeated reversely, and after the PVC pipe 4 is taken out in sequence, the molding quality of the grouting holes can be checked.

The foregoing description is only illustrative of the present utility model and is not intended to limit the scope of the utility model, and all equivalent structures or equivalent processes or direct or indirect application in other related technical fields are included in the scope of the present utility model.

Claims

1. A grout hole reservation positioning device, characterized by comprising:

the novel PVC pipe comprises a framework (1), wherein a handle (2) is fixedly connected to the middle position of the framework (1), annular cylinders (3) are arranged at two ends of the framework (1), and PVC pipes (4) are arranged in the two annular cylinders (3);

the fixing mechanisms comprise transverse shells (5), the transverse shells (5) are fixedly connected with the framework (1), clamping plates (51) are arranged at two ends of the transverse shells (5), arc-shaped clamps (52) are fixedly connected to one ends of the clamping plates (51), and adjusting components are arranged in the transverse shells (5).

2. The grouting hole reserving and positioning device according to claim 1, wherein limiting sliding grooves are formed in the side walls of two ends of the transverse shell (5), and the two clamping plates (51) are respectively connected with the two limiting sliding grooves in a sliding mode.

3. A grouting hole reserving and positioning device according to claim 1, wherein rubber strips (6) are arranged and connected on the side walls of two opposite sides of the arc-shaped clamp (52).

4. The grouting hole reserving and positioning device according to claim 1, wherein the adjusting assembly comprises a rotating shaft (7), two ends of the rotating shaft (7) are rotatably connected with the inner wall of the transverse shell (5), threaded sleeves (71) are arranged at two ends of the rotating shaft (7), threads with opposite directions are arranged at two ends of the rotating shaft (7), and the two threaded sleeves (71) are respectively threaded with two ends of the rotating shaft (7).

5. The grouting hole reserving and positioning device according to claim 4, wherein one end of each of the two rotating shafts (7) is fixedly connected with a rotating handle (8).

6. The grouting hole reserving and positioning device according to claim 1, wherein the two PVC pipes (4) and the two circular cylinders (3) are identical in specification, and the two PVC pipes (4) are respectively connected with the two circular cylinders (3) in a sliding mode.