Foundation pit inclined throwing steel support dismounting and replacing construction device

Abstract

The utility model discloses a foundation pit inclined throwing steel support dismounting and replacing construction device which comprises a supporting base, a steel support mounting mechanism and a hydraulic lifting cylinder. The supporting base is horizontally arranged; the steel support mounting mechanism comprises a mounting table, a guide groove and a fixing belt; the left side of the mounting table is hinged to the left side of the top surface of the supporting base; the guide groove is formed in the top face of the mounting table in the left-right direction. The two ends of the fixing belt are detachably connected with the front side and the rear side of the guide groove. The bottom of a cylinder body of the hydraulic lifting cylinder is hinged to the right side of the top face of the supporting base, a piston rod of the hydraulic lifting cylinder is hinged to the bottom face of the right side of the mounting table, and when the piston rod of the hydraulic lifting cylinder extends, the mounting table can rotate upwards. The steel pipe inclined throwing support can be conveniently installed, meanwhile, disassembly is convenient, working efficiency is improved, construction safety is guaranteed, and applicability is wide.

Description

Technical Field

[0001] The utility model belongs to the technical field of foundation pit support, and in particular relates to a construction device for dismantling and replacing support of inclined steel support of a foundation pit. Background Art

[0002] The foundation pit is an earth pit excavated at the foundation design location according to the base elevation and foundation plane dimensions. The foundation pit is a temporary project, and its function is to provide a space so that the foundation masonry work can be carried out at the location specified in the design.

[0003] Currently, the most common methods of supporting foundation pits are horizontal support and inclined support. With the acceleration of urbanization, the surrounding building environment of foundation pits is becoming increasingly complex. Inclined support is widely used in such engineering scenarios due to its convenience and economy.

[0004] The current method of dismantling and replacing steel pipe diagonal braces is relatively simple. When site conditions allow large equipment to enter the site, the diagonal braces are sent one by one to the preset position of the foundation pit by a crane for installation or removal. The whole process involves a lot of repetitive work and is time-consuming. When the foundation pit site is not accessible to cranes, the braces can only be dismantled and replaced by manpower, which is time-consuming and labor-intensive, inefficient, and poses a safety hazard. Utility Model Content

[0005] The purpose of the utility model is to provide a foundation pit inclined steel support dismantling and replacement construction device, which can solve the technical problems in the prior art that the installation and disassembly of steel pipe inclined supports are time-consuming and labor-intensive, inefficient, and have potential safety hazards. The utility model can facilitate the installation of steel pipe inclined supports and at the same time facilitate disassembly, thereby improving work efficiency, ensuring construction safety, and has wide applicability.

[0006] In order to achieve the above purpose, the utility model adopts the following technical solutions:

[0007] A construction device for dismantling and replacing oblique steel supports in a foundation pit, comprising a supporting base, a steel support installation mechanism, and a hydraulic lifting cylinder; the supporting base is horizontally arranged; the steel support installation mechanism comprises a mounting platform, a guide groove, and a fixing belt; the left side of the mounting platform is hinged to the left side of the top surface of the supporting base; the guide groove is opened on the top surface of the mounting platform along the left and right directions; the two ends of the fixing belt are detachably connected to the front and rear sides of the guide groove; the bottom of the cylinder body of the hydraulic lifting cylinder is hinged to the right side of the top surface of the supporting base, and its piston rod is hinged to the right bottom surface of the mounting platform. When the piston rod of the hydraulic lifting cylinder is extended, the mounting platform can be rotated upward.

[0008] Furthermore, a plurality of guide grooves are provided at intervals along the front-to-back direction of the support base.

[0009] Furthermore, a plurality of fixing belts are arranged at intervals along the axial direction of the guide groove.

[0010] Furthermore, it also includes a supporting mechanism, which includes a supporting column and a supporting foot; the supporting column is vertically fixed on the four corners of the bottom of the supporting base; the supporting foot is vertically arranged at the bottom of the supporting column and is threadedly connected to the supporting column.

[0011] Furthermore, it also includes a driving mechanism; the driving mechanism includes a driving bracket and driving wheels; the driving bracket is connected to the bottom of the supporting base; and the driving wheels are connected to the bottom of the driving bracket.

[0012] Furthermore, the running wheels are tracked running wheels.

[0013] In summary, the utility model adopts the above technical solution, and the utility model has the following technical effects:

[0014] 1. When installing the support, the utility model can place the steel support on the guide groove of the mounting platform, fix the steel support by the fixing belt, and rotate the mounting platform by the hydraulic lifting cylinder, so that the steel support can be adjusted to different angles to achieve multi-angle installation; when disassembling, the installation angle of the steel support can be adjusted according to the need to disassemble the steel support, so that the steel support is placed in the guide groove and fixed by the fixing belt, and the steel support is removed, which is simple to operate, saves time and effort, and by setting a plurality of guide grooves, a plurality of steel supports can be installed and disassembled at one time, thereby improving work efficiency and ensuring construction safety.

[0015] 2. The utility model is provided with a supporting mechanism, and the supporting feet are connected to the supporting columns by threads, which can facilitate the adjustment of the height and improve the scope of application.

[0016] 3. The utility model is provided with a driving mechanism, which can be easily moved to different construction environments by setting crawler wheels, further improving the scope of application. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] Figure 1 This is a front view of a foundation pit oblique steel support dismantling and replacement construction device of the utility model;

[0018] Figure 2 It is a left view of a construction device for dismantling and replacing oblique steel supports of a foundation pit according to the utility model;

[0019] Figure 3 It is a top view of a foundation pit oblique cast steel support dismantling and replacement support construction device of the utility model;

[0020] In the accompanying drawings, 1-support base;

[0021] 2- steel support installation mechanism; 201- installation platform; 202- guide groove; 203- fixing belt;

[0022] 3-Hydraulic lifting cylinder;

[0023] 4-support mechanism; 401-support column; 402-support foot;

[0024] 5-travel mechanism; 501-travel support; 502-travel wheel. 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 with reference to the accompanying drawings and preferred embodiments. However, it should be noted that many details listed in the specification are only for the purpose of enabling readers to have a thorough understanding of one or more aspects of the utility model, and these aspects of the utility model can be realized even without these specific details.

[0026] A construction device for dismantling and replacing steel supports for foundation pits comprises a support base 1, a steel support installation mechanism 2, and a hydraulic lifting cylinder 3; the support base 1 is arranged horizontally; the steel support installation mechanism 2 comprises a mounting platform 201, a guide groove 202, and a fixing belt 203; the left side of the mounting platform 201 is hinged to the left side of the top surface of the support base 1; the guide groove 202 is opened on the top surface of the mounting platform 201 along the left and right directions; the two ends of the fixing belt 203 are detachably connected to the front and rear sides of the guide groove 202, and after the steel support is placed in the guide groove 202, the fixing belt 203 is fixed to the guide groove 202. The fixed belt 203 fixes the steel support in the guide groove 202; the bottom of the cylinder body of the hydraulic lifting cylinder 3 is hinged to the right side of the top surface of the supporting base 1, and its piston rod is hinged to the right bottom surface of the mounting platform 201. When the piston rod of the hydraulic lifting cylinder 3 is extended, the mounting platform 201 rotates upward based on the hinge point between it and the supporting base 1; when the piston rod is shortened, the mounting platform 201 rotates downward based on the hinge point between it and the supporting base 1; when the piston rod is retracted a certain distance, the mounting platform 201 can be placed horizontally on the supporting base 1; the hydraulic lifting cylinder 3 is connected to the controller.

[0027] The guide grooves 202 are arranged in plurality at intervals along the front-to-back direction of the support base 1 , and the plurality of guide grooves 202 can hold a plurality of steel supports at one time.

[0028] The fixing belts 203 are arranged in plurality at intervals along the axial direction of the guide groove 202 , and the plurality of fixing belts 203 can strengthen the fixing effect on the steel support.

[0029] It also includes a supporting mechanism 4, which includes a supporting column 401 and a supporting foot 402; the supporting column 401 is vertically fixed on the four corners of the bottom of the supporting base 1; the supporting foot 402 is vertically arranged at the bottom of the supporting column 401 and is threadedly connected to the supporting column 401. By rotating the supporting foot 402, the height of the supporting base 1 device can be adjusted.

[0030] It also includes a driving mechanism 5; the driving mechanism 5 includes a driving bracket 501 and a driving wheel 502; the driving bracket 501 is connected to the bottom of the supporting base 1; the driving wheel 502 is connected to the bottom of the driving bracket 501 and a driving device of the driving wheel 502 installed in the driving bracket 501, and the driving device is connected to the controller. The driving device is started by the controller, and the driving device drives the driving wheel 502 to rotate, so that the driving wheel 502 moves the supporting base 1 to a designated location.

[0031] The traveling wheels 502 are tracked traveling wheels 502, and the tracked traveling wheels 502 can adapt to different construction environments.

[0032] The working mode of the utility model is:

[0033] When installing the diagonal brace, first put the steel pipe of the steel support into the guide groove 202 of the mounting platform 201, and then fix the steel support in the guide groove 202 through multiple fixing belts 203. By placing multiple steel supports in multiple guide grooves 202 on the mounting platform 201 according to the above method, multiple steel supports can be installed.

[0034] The device is moved to the installation site by the running wheels 502, the supporting base 1 is adjusted to a suitable height by the supporting mechanism 4, the hydraulic lifting cylinder 3 is started to extend its piston rod, and the mounting platform 201 is pushed, so that the mounting platform 201 is rotated upward to a specified angle based on the hinge point between the mounting platform 201 and the supporting base 1, so that the steel support is placed obliquely on the mounting platform 201. After the angle adjustment is completed, the lifting equipment is connected to the steel support, and then the fixing belt 203 is removed, and the lifting equipment lifts the steel support to complete the installation of the foundation pit oblique support.

[0035] When disassembling the diagonal brace, first move the device to the bottom of the steel support to be disassembled by the running wheels 502, adjust the support base 1 to a suitable height by the support mechanism 4, start the hydraulic lifting cylinder 3, extend its piston rod, push the mounting platform 201 to rotate upward based on the hinge point on the support base 1 until the guide groove 202 is close to the steel support, and then fix the steel support on the guide groove 202 by the fixing belt 203 to disassemble the steel support. After disassembly, move to the next position to be disassembled by the running wheels 502, and complete the disassembly of all steel supports according to the above method.

[0036] The above is only a preferred embodiment of the present invention. It should be pointed out that for ordinary technicians in this technical field, several improvements and modifications can be made without departing from the principle of the present invention. These improvements and modifications should also be regarded as the protection scope of the present invention.

Claims

1. A construction device for dismantling and replacing oblique steel supports in foundation pits, characterized in that: It includes a supporting base, a steel support mounting mechanism, and a hydraulic lifting cylinder; the supporting base is horizontally arranged; the steel support mounting mechanism includes a mounting platform, a guide groove, and a fixing belt; the left side of the mounting platform is hinged to the left side of the top surface of the supporting base; the guide groove is opened on the top surface of the mounting platform along the left and right directions; the two ends of the fixing belt are detachably connected to the front and rear sides of the guide groove; the bottom of the cylinder body of the hydraulic lifting cylinder is hinged to the right side of the top surface of the supporting base, and its piston rod is hinged to the bottom surface of the right side of the mounting platform. When the piston rod of the hydraulic lifting cylinder is extended, the mounting platform can be rotated upward.

2. The construction device for dismantling and replacing oblique steel supports for foundation pits according to claim 1 is characterized in that: A plurality of guide grooves are arranged at intervals along the front-rear direction of the supporting base.

3. The construction device for dismantling and replacing oblique steel supports for foundation pits according to claim 1 is characterized in that: A plurality of fixing belts are arranged at intervals along the axial direction of the guide groove.

4. The construction device for dismantling and replacing oblique steel supports for foundation pits according to claim 1 is characterized in that: It also includes a supporting mechanism, which includes a supporting column and a supporting foot; the supporting column is vertically fixed on the four corners of the bottom of the supporting base; the supporting foot is vertically arranged at the bottom of the supporting column and is threadedly connected to the supporting column.

5. The construction device for dismantling and replacing oblique steel supports for foundation pits according to claim 1 is characterized in that: It also includes a driving mechanism; the driving mechanism includes a driving bracket and driving wheels; the driving bracket is connected to the bottom of the supporting base; and the driving wheels are connected to the bottom of the driving bracket.

6. The construction device for dismantling and replacing oblique steel supports for foundation pits according to claim 5 is characterized in that: The traveling wheels are crawler traveling wheels.

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