Steel casing positioning device

Abstract

The utility model discloses a steel casing positioning device which comprises a supporting frame and a guide-in assembly, the supporting frame is vertically arranged, a guide area is arranged in the supporting frame, and a guide-in opening communicated with the guide area is formed in the top end of the supporting frame. The guide-in assembly comprises a plurality of guide wheels, the guide wheels are arranged in the circumferential direction of the guide area, and the guide wheels are rotationally installed on the supporting frame. The supporting frame is provided with a guide-out opening for the steel casing to be separated from the guide area in the horizontal direction. And under the guiding action of all the guiding wheels, the steel casing gradually goes deep into the guiding area till the steel casing reaches the preset position. And after the steel casing is fixed, the support frame can be translated, so that the steel casing is separated from the guide area through the guide-out opening. By means of the steel casing positioning device, when the steel casing positioning device needs to be separated from a steel casing, the steel casing positioning device does not need to be lifted step by step in the vertical direction, the steel casing positioning device is more convenient to dismantle, and construction efficiency is improved.

Description

Technical Field

[0001] The utility model relates to the field of steel casing positioning and guiding in bare rock areas, in particular to a steel casing positioning device. Background Art

[0002] At present, in bridge construction, bridge piers are generally built using underwater bored pile construction methods, and the insertion of steel casing is a crucial part of its construction process. After the steel casing contacts the seabed, a vibrating hammer is used to insert the steel casing until the insertion depth of the steel casing meets the requirements of the construction drawing design. Among them, the positioning quality of the steel casing directly determines the quality of the bridge pier. When inserting a high-height steel casing, a steel casing positioning device is usually used to guide and adjust the steel casing to ensure that the center of the steel casing coincides with the center of the pile position.

[0003] The existing steel casing positioning device can be found in the patent application number CN202010695525.7. This type of steel casing positioning device is closed in the circumference, and the steel casing can only be separated from the steel casing positioning device at the opening at the top of the steel casing positioning device. Therefore, the steel casing positioning device can only be gradually pulled out in the vertical direction by hoisting. This separation method cannot quickly achieve the analysis goal, increases the operation time, and reduces the construction efficiency.

[0004] Therefore, how to efficiently separate the steel casing positioning device and the steel casing from each other is a technical problem that needs to be solved urgently. Utility Model Content

[0005] The purpose of the utility model is to overcome the above technical deficiencies, to provide a steel casing positioning device, and to solve the technical problem in the prior art of how to efficiently separate the steel casing positioning device and the steel casing from each other.

[0006] In order to achieve the above technical purpose, the technical solution of the utility model includes a steel casing positioning device, which includes:

[0007] A vertically arranged support frame, wherein the support frame has a guide area therein, and a top end of the support frame is provided with an inlet connected to the guide area; and

[0008] An introduction assembly, comprising a plurality of guide wheels, the plurality of guide wheels being arranged along the circumference of the guide area, and the guide wheels being rotatably mounted on the support frame;

[0009] Wherein, the support frame is provided with a guide outlet for the steel casing to be separated from the guide area in a horizontal direction.

[0010] Preferably, the introduction assembly further comprises a distance adjusting member, and the distance adjusting member drives the guide wheel to translate in a horizontal direction so as to adjust the distance between the guide wheel and the steel casing.

[0011] Preferably, the distance adjusting member comprises a plurality of hydraulic cylinders corresponding one-to-one to the plurality of guide wheels, the cylinder bodies of the hydraulic cylinders are mounted on the support frame, and the piston rods of the hydraulic cylinders are connected to the guide wheels.

[0012] Preferably, the support frame is provided with a guide groove along the horizontal direction, and the guide wheel is slidably disposed in the guide groove.

[0013] Preferably, the guide wheel comprises a roller and a slide seat, the slide seat is slidably arranged in the guide groove, and the roller is rotatably mounted on the slide seat.

[0014] Preferably, the roller is a resin roller.

[0015] Preferably, the steel casing positioning device further comprises a distance measuring component, and the distance measuring component is used to detect the distance between the steel casing and the support frame.

[0016] Preferably, the distance measuring component comprises a plurality of telescopic rulers, the plurality of telescopic rulers surround the steel casing in a circumferential direction, and the telescopic rulers are mounted on the support frame.

[0017] Preferably, the telescopic ruler is mounted on the top of the support frame.

[0018] Preferably, the support frame is formed by welding a plurality of I-beams.

[0019] Compared with the prior art, the beneficial effects of the utility model include: first, the support frame is fixed at the position where the steel casing is to be placed, and then the steel casing is introduced into the guide area from the introduction port. Under the guidance of each guide wheel, the steel casing gradually penetrates into the guide area until the steel casing reaches the predetermined position. After the steel casing is fixed, the support frame can be translated so that the steel casing can be separated from the guide area through the guide port. By using the steel casing positioning device provided by the utility model, the steel casing can be directly separated from the guide area in the horizontal direction without gradually lifting the steel casing positioning device in the vertical direction, which makes the removal operation of the steel casing positioning device more convenient and improves the construction efficiency. BRIEF DESCRIPTION OF THE DRAWINGS

[0020] Figure 1 This is a schematic diagram of the structure of the steel casing positioning device according to an embodiment of the utility model;

[0021] Figure 2 This is a schematic diagram of the structure of the introduction component of the embodiment of the utility model;

[0022] Figure 3 This is a structural schematic diagram of the introduction component of the embodiment of the utility model from another perspective;

[0023] Figure 4 This is an exploded schematic diagram of the guide wheel of the embodiment of the utility model;

[0024] Among them, there are a support frame 100, an inlet 110, an outlet 120, a guide groove 130, an inlet assembly 200, a guide wheel 210, a roller 211, a slide seat 212, a distance adjusting member 220, a hydraulic cylinder 221, a distance measuring member 300, and a telescopic ruler 310. DETAILED DESCRIPTION

[0025] In order to make the purpose, technical solution and advantages of the utility model more clear, the utility model is further described in detail below in conjunction with the accompanying drawings and embodiments. It should be understood that the specific embodiments described here are only used to explain the utility model and are not used to limit the utility model.

[0026] See also Figures 1 to 4 The embodiment of the utility model provides a steel casing positioning device, which belongs to the field of steel casing positioning and guiding in bare rock areas, and is used to position and guide steel casings. The above-mentioned steel casing positioning device can directly make the steel casing leave the guiding area in the horizontal direction without gradually lifting the steel casing positioning device in the vertical direction, making the removal operation of the steel casing positioning device more convenient and improving the construction efficiency.

[0027] In some preferred embodiments, the steel casing positioning device includes a support frame 100 and an introduction assembly 200, wherein the support frame 100 is vertically arranged, a guide area is provided in the support frame 100, and an introduction port 110 connected to the guide area is provided at the top of the support frame 100. The introduction assembly 200 includes a plurality of guide wheels 210, which are arranged along the circumference of the guide area, and the guide wheels 210 are rotatably mounted on the support frame 100. The support frame 100 is provided with an outlet 120 for the steel casing to be separated from the guide area in the horizontal direction.

[0028] In the above embodiment, the support frame 100 is first fixed at the position where the steel casing is to be placed, and then the steel casing is introduced into the guide area from the introduction port 110. Under the guidance of each guide wheel 210, the steel casing gradually penetrates into the guide area until the steel casing reaches the predetermined position. After the steel casing is fixed, the support frame 100 can be translated so that the steel casing is separated from the guide area through the guide port 120. With the steel casing positioning device provided by the utility model, when it is necessary to separate the steel casing positioning device from the steel casing, it is not necessary to gradually lift the steel casing positioning device in the vertical direction, so that the removal operation of the steel casing positioning device is more convenient, and the construction efficiency is improved.

[0029] On the basis of the above embodiments, in some preferred embodiments, the introduction assembly 200 further includes a distance adjusting member 220, and the distance adjusting member 220 drives the guide wheel 210 to translate in the horizontal direction to adjust the distance between the guide wheel 210 and the steel casing.

[0030] In the above embodiment, the distance adjusting member 220 is first used to drive the guide wheel 210 to move so that the guide wheel 210 is away from the steel casing, thereby freeing up enough space in the guide area so that the steel casing can be smoothly introduced into the guide area. After the steel casing partially enters the guide area, the distance adjusting member 220 can be used to drive the guide wheel 210 to approach the steel casing so that each guide wheel 210 can be used to guide the steel casing.

[0031] Any implementation of the distance adjusting member 220 that can drive the guide wheel 210 to move in the horizontal direction is feasible. In some preferred embodiments, the distance adjusting member 220 includes a plurality of hydraulic cylinders 221 corresponding one to one with the plurality of guide wheels 210, the cylinder body of the hydraulic cylinder 221 is installed on the support frame 100, and the piston rod of the hydraulic cylinder 221 is connected to the guide wheel 210.

[0032] In the above embodiment, each hydraulic cylinder 221 corresponds to each guide wheel 210 one by one, and the piston rod of the hydraulic cylinder 221 and the cylinder body of the hydraulic cylinder 221 translate, thereby driving the guide wheel 210 to move in the horizontal direction.

[0033] In some preferred embodiments, the support frame 100 is provided with a guide groove 130 in the horizontal direction, and the guide wheel 210 is slidably disposed in the guide groove 130, so that the guide wheel 210 can translate along the guide groove 130, and the guide wheel 210 has a clear sliding estimation and translation range.

[0034] In some preferred embodiments, the guide wheel 210 includes a roller 211 and a slide 212, the slide 212 is slidably disposed in the guide groove 130, and the roller 211 is rotatably mounted on the slide 212. The slide 212 can slide along the guide groove 130, and the roller 211 is rotatably mounted on the slide 212, so that the roller 211 can be used to guide the steel casing.

[0035] On the basis of the above embodiments, in some preferred embodiments, the roller 211 is a resin roller 211. The hardness of the resin roller 211 is relatively low, so that the resin roller 211 can be prevented from scratching the steel casing.

[0036] In some preferred embodiments, the steel casing positioning device further includes a distance measuring member 300, which is used to detect the distance between the steel casing and the support frame 100, so as to control the distance between the steel casing and the support frame 100, thereby adjusting the placement posture of the steel casing.

[0037] As long as the implementation method can detect the distance between the support frame 100 and the steel casing, it is feasible. In some preferred embodiments, the distance measuring component 300 includes a plurality of telescopic rulers 310, and the plurality of telescopic rulers 310 surround the steel casing along the circumferential direction, and the telescopic rulers 310 are installed on the support frame 100. Each telescopic ruler 310 detects the distance between the support frame 100 and the steel casing at each location along the circumferential direction, so as to accurately obtain the position information of the steel casing.

[0038] On the basis of the above embodiments, in some preferred embodiments, the telescopic ruler 310 is installed on the top of the support frame 100 .

[0039] In some preferred embodiments, the support frame 100 is formed by welding a plurality of I-beams, so that the support frame 100 has sufficient structural strength.

[0040] First, fix the support frame 100 at the position where the steel casing is to be placed, and use the distance adjusting member 220 to drive the guide wheel 210 to move so that the guide wheel 210 is away from the steel casing, so that enough space can be freed up in the guide area so that the steel casing can be smoothly introduced into the guide area. Then, the steel casing is introduced into the guide area from the introduction port 110. Under the guidance of each guide wheel 210, the steel casing gradually penetrates into the guide area until the steel casing reaches the predetermined position. After the steel casing is fixed, the support frame 100 can be translated so that the steel casing is separated from the guide area through the guide port 120. With the steel casing positioning device provided by the utility model, when it is necessary to separate the steel casing positioning device from the steel casing, there is no need to gradually lift the steel casing positioning device in the vertical direction, which makes the removal operation of the steel casing positioning device more convenient and improves the construction efficiency.

[0041] The specific implementation methods of the utility model described above do not constitute a limitation on the protection scope of the utility model. Any other corresponding changes and modifications made according to the technical concept of the utility model should be included in the protection scope of the claims of the utility model.

Claims

1. A steel casing positioning device, characterized in that: include: A vertically arranged support frame, wherein the support frame has a guide area therein, and a top end of the support frame is provided with an inlet connected to the guide area; as well as An introduction assembly, comprising a plurality of guide wheels, the plurality of guide wheels being arranged along the circumference of the guide area, and the guide wheels being rotatably mounted on the support frame; Wherein, the support frame is provided with a guide outlet for the steel casing to be separated from the guide area in a horizontal direction.

2. The steel casing positioning device according to claim 1, characterized in that: The introduction assembly also includes a distance adjusting member, which drives the guide wheel to translate in a horizontal direction to adjust the distance between the guide wheel and the steel casing.

3. The steel casing positioning device according to claim 2, characterized in that: The distance adjusting member comprises a plurality of hydraulic cylinders corresponding one by one to the plurality of guide wheels, the cylinder bodies of the hydraulic cylinders are mounted on the support frame, and the piston rods of the hydraulic cylinders are connected to the guide wheels.

4. The steel casing positioning device according to claim 2, characterized in that: The support frame is provided with a guide groove along the horizontal direction, and the guide wheel is slidably arranged in the guide groove.

5. The steel casing positioning device according to claim 4, characterized in that: The guide wheel comprises a roller and a slide seat, the slide seat is slidably arranged in the guide groove, and the roller is rotatably installed on the slide seat.

6. The steel casing positioning device according to claim 5, characterized in that: The roller is a resin roller.

7. The steel casing positioning device according to claim 1, characterized in that: The steel casing positioning device also includes a distance measuring component, which is used to detect the distance between the steel casing and the support frame.

8. The steel casing positioning device according to claim 7, characterized in that: The distance measuring component includes a plurality of telescopic rulers, the plurality of telescopic rulers surround the steel casing in the circumferential direction, and the telescopic rulers are installed on the support frame.

9. The steel casing positioning device according to claim 8, characterized in that: The telescopic ruler is installed on the top end of the supporting frame.

10. The steel casing positioning device according to claim 1, characterized in that: The support frame is formed by welding a plurality of I-beams.

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