CN215978575U

CN215978575U - Safety protection system for dismantling reinforced concrete water tower in limited space

Info

Publication number: CN215978575U
Application number: CN202122531042.6U
Authority: CN
Inventors: 尹吉明; 吴水火; 肖克兵; 王诚
Original assignee: Maanshan Iron & Steel Construction Group Co ltd
Current assignee: Maanshan Iron & Steel Construction Group Co ltd
Priority date: 2021-10-20
Filing date: 2021-10-20
Publication date: 2022-03-08
Anticipated expiration: 2031-10-20

Abstract

The utility model discloses a safety protection system for dismantling a reinforced concrete water tower in a limited space, and belongs to the field of constructional engineering. The utility model comprises a scaffold erected around the periphery of a water tower, dense mesh protective nets are arranged on the inner side faces of the scaffold close to the water tower in a surrounding manner, a step-shaped frame body adapted to the shape of the top of the water tower is arranged on the inner side faces of the upper part of the scaffold, wood formworks arranged in a step shape are correspondingly paved on the inner side faces of the step-shaped frame body, and the bottoms of the wood formworks extend to the top of the dense mesh protective nets. The utility model overcomes the problems that the old water tower has limited dismantling space and is easy to influence peripheral residential areas in the prior art, and under the condition of not influencing the peripheral residential areas, a scaffold is erected to be used as a safety protection or operation platform, so that the safety of peripheral facilities can be effectively protected, the requirement that a large-scale machine enters a field to occupy too large space is avoided, and the operation in the limited space is convenient to realize.

Description

Safety protection system for dismantling reinforced concrete water tower in limited space

Technical Field

The utility model relates to the technical field of constructional engineering, in particular to a safety protection system for dismantling a reinforced concrete water tower in a limited space.

Background

The reinforced concrete water tower is widely applied to civil houses in the past and is used for supplying water to high-rise buildings, and along with the development of the technology, the high-rise buildings are self-built with a high-pressure water supply system at present, a water tower is not used for supplying water, old districts are transformed by supplying water, and most of the original reinforced concrete water towers are not used and need to be dismantled. However, with the development of cities, residences or public buildings are mostly built around water towers, and the sites around the water towers are limited and cannot be dismantled by adopting directional blasting, hydraulic tongs or rope saw cutting and hoisting methods, so that old water towers are inconvenient to dismantle, and high-altitude falling object damage is easily caused to surrounding residential areas. It is very practical to be able to safely and conveniently demolish high-rise buildings.

Through retrieval, the Chinese patent application number: 2019107295779, the name of invention creation is: the utility model provides a high-rise building demolishs device, this application includes the scaffold frame, the hanger, the smooth roof beam, the limiting plate, the top truss, the support post, hydraulic jack, the scaffold frame is arranged along waiting to demolish around the building, in order to form the closure state, play the guard action, the gyro wheel frame in the hanger passes through bolt and nut with the pole setting in the scaffold frame to be connected, gyro wheel sliding connection in the hanger frame is in smooth roof beam, smooth roof beam fixed connection is in the below of top truss, the top truss is assembled by horizontal unit truss, vertical unit truss to form space truss system, the top of support post is connected with the top truss, the bottom can be connected or separate with waiting to demolish the building, hydraulic jack's top is connected with the support post, the bottom can be connected or separate with waiting to demolish the building. This application only utilizes the scaffold frame to protect, is difficult to play the safeguard effect to less junk, and the whole structure of demolising is comparatively complicated.

Also as in chinese patent application No.: 2021102964054, the name of invention creation is: the application discloses a high-rise building environment-friendly demolition method, which utilizes an elevator shaft or a core barrel of a high-rise building as a transportation channel and is used for hoisting demolishing equipment and demolishing generated building garbage. The application aims at solving the problem of serious dust pollution in the dismantling process, but has no protection for falling objects.

SUMMERY OF THE UTILITY MODEL

1. Technical problem to be solved by the utility model

The utility model aims to solve the problems that the old water tower in the prior art has limited demolition space and is easy to influence peripheral residential areas, and provides a safety protection system for demolishing a reinforced concrete water tower in the limited space.

2. Technical scheme

In order to achieve the purpose, the technical scheme provided by the utility model is as follows:

the utility model relates to a safety protection system for dismantling a reinforced concrete water tower in a limited space, which comprises a scaffold erected around the periphery of the water tower, wherein a dense mesh protective net is arranged on the inner side surface of the scaffold close to the water tower in a surrounding manner, the dense mesh protective net extends to the bottom of the scaffold, the inner side surface of the upper part of the scaffold is provided with a stepped frame body adapting to the shape of the top of the water tower, wood formworks arranged in a stepped manner are correspondingly paved on the inner side surface of the stepped frame body, and the bottom of each wood formwork extends to the top of the dense mesh protective net.

Furthermore, the scaffold is formed by combining and erecting longitudinal vertical rods, horizontal cross rods and cross braces distributed in a diamond shape.

Furthermore, the wooden template comprises a vertical section, a horizontal section, a vertical section and an inclined section which are sequentially connected from top to bottom, wherein the inclined section gradually inclines downwards along the direction close to the water tower and finally reaches the top of the dense-mesh protective net.

Furthermore, the hanging basket operation frame for removing the protection layer by layer is further included, the hanging basket operation frame comprises an upper supporting rod and a platform frame, the upper supporting rod is used for supporting above the water tower cylinder wall, the platform frame is fixed below the upper supporting rod and used for operating personnel to operate, the platform frame is located inside the water tower cylinder wall, and operation spaces for operating personnel to operate externally are arranged around the platform frame.

Furthermore, the platform frame below the upper supporting rod is of a frame structure formed by combining and splicing a frame vertical rod, a frame bottom rod and side connecting rods, an operating space for an operator to operate externally is formed by gaps among the rods, and a pedal bottom plate for the operator to tread is further laid on the frame bottom rod.

Furthermore, the platform frame is formed by fixedly splicing frame upright rods distributed at four corners, frame bottom rods distributed at the bottom in a cross shape, and a plurality of groups of side connecting rods distributed at intervals on the periphery and the bottom surface.

Furthermore, the upper supporting rods are symmetrically arranged on two sides of the top of the platform frame, and the lengths of the two ends of the upper supporting rods extend beyond the outer wall of the water tower cylinder.

Furthermore, a safety rope is arranged in the platform frame, a safety hook at one end of the safety rope is used for being fixed on the exposed construction steel bar of the removed part in the wall of the water tower cylinder, and the other end of the safety rope is used for being fixed on the body of an operator.

3. Advantageous effects

Compared with the prior art, the technical scheme provided by the utility model has the following beneficial effects:

(1) according to the safety protection system, the dense-mesh protective net is arranged on the inner side surface of the scaffold close to the water tower in a surrounding manner, so that the inside and the outside are totally closed, various falling objects in the dismantling process can be effectively protected, the falling objects are prevented from falling out of the scaffold to influence an external residential area, most of the falling objects are basically gathered in the dense-mesh protective net, and the subsequent uniform treatment is facilitated.

(2) According to the safety protection system, the wood templates which are arranged in a ladder shape are correspondingly paved on the inner side face of the upper portion of the scaffold, the bottom of each wood template extends to the top of the corresponding dense-mesh protective net, so that the crushed stone can be effectively protected and guided against falling objects, the crushed stone falls on the wood templates and finally falls to the inner gap between the dense-mesh protective net and the water tower along the wood templates and falls to the ground, the wood templates are firmer and firmer, damage is not easily caused, and particularly good protection is provided for falling objects which vertically fall to the surface.

(3) The safety protection system adopts the self-made hanging basket operation frame to demolish the water tower barrel layer by layer, in the actual operation, two operators cooperate to operate together, work in the hanging basket operation frame back to back at the same time, and two operators demolish the water tower structure by using small-sized machinery from the inner wall in the gap of the frame structure respectively.

Drawings

FIG. 1 is a schematic diagram of an application structure of a safety protection system according to the present invention;

FIG. 2 is a schematic structural diagram of a basket operating rack according to the present invention;

FIG. 3 is a schematic top view of the basket operating rack of the present invention.

The reference numerals in the schematic drawings illustrate:

100. a water tower; 101. a scaffold; 102. a horizontal cross bar; 103. a scissor support; 104. a wood template; 105. a dense mesh protective net; 200. the wall of the water tower cylinder; 201. building reinforcing steel bars; 202. a safety hook; 203. a frame upright rod; 204. a frame bottom bar; 205. a pedal base plate; 206. a side connecting rod; 207. and an upper support rod.

Detailed Description

For a further understanding of the utility model, reference should be made to the following detailed description taken in conjunction with the accompanying drawings.

In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc., indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, but do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

The present invention will be further described with reference to the following examples.

Example 1

As shown in fig. 1, the safety protection system for demolishing a reinforced concrete water tower in a limited space of this embodiment includes scaffolds 101 erected around the periphery of the water tower 100, wherein the top of the water tower 100 is a larger water tank of the water tower, and the lower portion of the water tower is a cylindrical wall structure of the water tower, the scaffolds 101 are erected correspondingly according to the overall shape structure of the water tower 100, and specifically, the scaffolds 101 are erected by combining vertical rods, horizontal cross rods 102 and cross braces 103 distributed in a diamond shape, and the erection of the scaffolds 101 is a common means in the industry, and will not be described herein again.

It should be noted that in this embodiment, the dense-mesh protective net 105 is arranged on the inner side surface of the scaffold 101 close to the water tower 100 in a surrounding manner, and the dense-mesh protective net 105 extends to the bottom of the scaffold 101, so that the inside and the outside are fully closed, various falling objects in the dismantling process can be effectively protected, the falling objects are prevented from falling outside the scaffold 101 to affect an external residential area, most of the falling objects are basically gathered in the dense-mesh protective net 105, and subsequent uniform treatment is facilitated; and more specifically, the inner side of the upper part of the scaffold 101 is provided with a stepped frame body adapted to the shape of the top of the water tower 100, the inner side of the stepped frame body is correspondingly paved with wooden templates 104 in a stepped arrangement, and the bottom of the wooden templates 104 extends to the top of the dense mesh protection net 105. More specifically, as can be seen from fig. 1, the wooden formwork 104 includes a vertical section, a horizontal section, a vertical section and an inclined section which are connected in sequence from top to bottom, and the inclined section gradually inclines downwards in a direction close to the water tower 100 and finally reaches the top position of the dense mesh protection net 105. Have certain clearance between plank sheathing 104 and the water tower 100 outer wall, when the upper portion water tank structure was demolishd in the manual work, the plank sheathing 104 that the top set up can effectively protect and the direction to pounding the object that falls, and the rubble falls on plank sheathing 104 and finally drops to the internal clearance of close mesh protection network 105 and water tower 100 and falls to ground along plank sheathing 104, and plank sheathing 104 is more durable firm, is difficult for causing the damage, especially has better protection to the vertical thing that drops that falls to the surface of pounding. The top wood formwork 104 is adopted in the embodiment, the lower portion of the top wood formwork surrounds the dense-mesh protective net 105 in the circumferential direction of the water tower cylinder wall to be matched with the protective net for protection, the dismantling protection is realized in a limited space, the safety of housing and activities of surrounding residents is ensured, the whole structure is simple, the cost is low, and the popularization is facilitated.

As shown in fig. 2 and fig. 3, in this embodiment, a hanging basket operation rack for layer-by-layer dismantling protection is further included, in practical operation, a water tank structure at an upper portion is firstly dismantled, and then, the barrel concrete structure of the water tower 100 below is dismantled in an annular layer-by-layer manner from top to bottom. Specifically, this hanging flower basket handling frame is including being used for supporting last bracing piece 207 above water tower section of thick bamboo wall 200 to and be fixed in the platform frame that is used for the operation of operation personnel of last bracing piece 207 below, and the platform frame is located inside water tower section of thick bamboo wall 200, and this platform frame is equipped with the operating space that supplies the operation personnel to operate outward around. Furthermore, the platform frame below the upper supporting rod 207 is a frame structure formed by combining and splicing the frame vertical rod 203, the frame bottom rod 204 and the side connecting rod 206, the gap between the rods forms an operation space for an operator to operate outwards, and a pedal bottom plate 205 for the operator to step on is further laid on the frame bottom rod 204. Specifically, with reference to fig. 2 and 3, the platform frame is formed by fixedly splicing four-corner distributed frame vertical rods 203, bottom cross distributed frame bottom rods 204, and multiple groups of side connecting rods 206 distributed at intervals on the periphery and the bottom surface.

The upper support rod 207 is symmetrically arranged at two sides of the top of the platform frame in the embodiment, and the lengths of two ends of the upper support rod extend beyond the outer wall of the water tower cylinder wall 200. The platform frame is also provided with a safety rope, a safety hook 202 at one end of the safety rope is used for being fixed on the exposed construction steel bar 201 of the removed part in the water tower cylinder wall 200, and the other end of the safety rope is used for being fixed on the body of an operator. In actual operation, two operating personnel cooperate the operation jointly, back to back the operation in hanging flower basket handling frame simultaneously, two people begin to use small-size machinery from the inner wall to demolish the water tower structure from the space of frame construction respectively, after removing a part of height, along with the reduction of water tower section of thick bamboo wall 200 height, the hanging flower basket handling frame will reduce automatically thereupon, go up bracing piece 207 and support all the time in water tower section of thick bamboo wall 200 top, and utilize the construction steel bar 201 that the part has been demolishd and appear, cooperation safety rope further strengthens safety protection, whole demolishs the process not only safe but also high-efficient, also need not to use other power unit to realize dismantling the control of high operation platform to the difference, effectively overcome the operation space restriction. Two operating personnel remain throughout back-to-back symmetry and evenly demolish can, guarantee both sides and demolish the altitude variation unanimous basically, and the hanging flower basket handling frame steadily reduces thereupon, demolishs and drops to the rubbish of below ground in time clearance and watering dust fall.

The present invention and its embodiments have been described above schematically, without limitation, and what is shown in the drawings is only one of the embodiments of the present invention, and the actual structure is not limited thereto. Therefore, if the person skilled in the art receives the teaching, without departing from the spirit of the utility model, the person skilled in the art shall not inventively design the similar structural modes and embodiments to the technical solution, but shall fall within the scope of the utility model.

Claims

1. Reinforced concrete water tower demolishs and uses safety protection system in finite space, including surrounding scaffold (101) of setting up in water tower (100) periphery, its characterized in that: the inner side of the scaffold (101) close to the water tower (100) is provided with the dense mesh protective net (105) in a surrounding mode, the dense mesh protective net (105) extends to the bottom of the scaffold (101), the inner side of the upper portion of the scaffold (101) is set to be a ladder-shaped frame body adaptive to the shape of the top of the water tower (100), the inner side of the ladder-shaped frame body is correspondingly paved with a wood formwork (104) which is in ladder-shaped arrangement, and the bottom of the wood formwork (104) extends to the top of the dense mesh protective net (105).

2. The safety protection system for demolishing a reinforced concrete water tower in a limited space according to claim 1, wherein: the scaffold (101) is formed by combining and erecting longitudinal vertical rods, horizontal cross rods (102) and cross braces (103) distributed in a diamond shape.

3. The safety protection system for demolishing a reinforced concrete water tower in a limited space according to claim 1, wherein: the wooden template (104) comprises a vertical section, a horizontal section, a vertical section and an inclined section which are sequentially connected from top to bottom, wherein the inclined section gradually inclines downwards along the direction close to the water tower (100) and finally reaches the top position of the dense-mesh protective net (105).

4. The safety protection system for demolishing a reinforced concrete water tower in a limited space according to claim 1, wherein: still including being used for the successive layer to demolish the hanging flower basket handling frame of protection, this hanging flower basket handling frame is including being used for supporting last bracing piece (207) in water tower section of thick bamboo wall (200) top to and be fixed in the platform frame that is used for the operation of operation personnel of last bracing piece (207) below, and the platform frame is located water tower section of thick bamboo wall (200) inside, is equipped with the operating space that supplies the operation personnel to operate externally around this platform frame.

5. The safety protection system for demolishing a reinforced concrete water tower in a limited space according to claim 4, wherein: the platform frame below the upper supporting rod (207) is a frame structure combined and spliced by a frame upright rod (203), a frame bottom rod (204) and a side connecting rod (206), a gap between the rods forms an operation space for an operator to operate outwards, and a pedal bottom plate (205) for the operator to tread is further laid on the frame bottom rod (204).

6. The safety protection system for demolishing a reinforced concrete water tower in a limited space according to claim 5, wherein: the platform frame is specifically formed by fixedly splicing a frame upright rod (203) with four corners distributed, a frame bottom rod (204) with the bottom distributed in a cross shape, and a plurality of groups of side connecting rods (206) which are distributed at intervals on the periphery and the bottom surface.

7. The safety protection system for demolishing a reinforced concrete water tower in a limited space according to claim 4, wherein: go up bracing piece (207) and set up in the top bilateral symmetry of platform frame, and the length at both ends all extends the outer wall that surpasss water tower section of thick bamboo wall (200).

8. The safety protection system for demolishing a reinforced concrete water tower in a limited space according to any one of claims 4 to 7, wherein: and a safety rope is further arranged in the platform frame, a safety hook (202) at one end of the safety rope is used for being fixed on the construction steel bar (201) exposed from the removed part in the water tower cylinder wall (200), and the other end of the safety rope is used for being fixed on the body of an operator.