阅读说明：本技术 一种混凝土管道接头加强处理方法 (Concrete pipeline joint strengthening treatment method ) 是由 朱年华 余劲松 程平 朱清华 朱冬明 于 2020-07-22 设计创作，主要内容包括：本发明公开了一种混凝土管道接头加强处理方法,S1、垫板安装：在地基上一侧水平铺设第一安装钢板,再对第一安装钢板进行测量,画出第一管道安装位置,本发明涉及混凝土管道技术领域。该混凝土管道接头加强处理方法,设置两块垫板,并且在两块垫板之间开设导轨并放置滚轮,可以方便第一管道和第二管道连接时的定位,避免了传统依赖大型起吊机器进行操作的繁琐过程,而且难以精准控制定位的问题,同时在第一管道和第二管道上开设圆形孔并插上一半钢筋,配合环形套壳进行浇筑,不仅可以在第一管道和第二管道接头处形成连接键,而且可以保证了接头处的强度,极大的增强了混凝土管道接头处的强度,提升了混凝土管道整体的稳定性。(The invention discloses a reinforcement processing method for a concrete pipeline joint, which comprises the following steps of S1: the invention relates to the technical field of concrete pipelines, in particular to a concrete pipeline installation method which comprises the steps of horizontally laying a first installation steel plate on one side of a foundation, measuring the first installation steel plate and drawing a first pipeline installation position. This concrete pipe joint strengthens processing method, set up two backing plates, and set up the guide rail and place the gyro wheel between two backing plates, location when can make things convenient for first pipeline and second pipe connection, the loaded down with trivial details process of traditional dependence large-scale machine of lifting by crane operation has been avoided, and the problem of being difficult to accurate control location, set up the circular port and insert half reinforcing bar on first pipeline and second pipeline simultaneously, cooperation annular casing is pour, not only can form the connection key in first pipeline and second pipeline joint department, and can guarantee the intensity of joint department, very big reinforcing the intensity of concrete pipe joint department, concrete pipe is holistic stability has been promoted.)

1. A reinforcement treatment method for a concrete pipeline joint is characterized by comprising the following steps: the method specifically comprises the following steps:

s1, mounting a base plate: horizontally laying a first installation steel plate on one side of a foundation, measuring the first installation steel plate, drawing a first pipeline installation position, welding a backing plate at the drawn first pipeline installation position, horizontally laying a second installation steel plate on the other side of the foundation, measuring the second installation steel plate, drawing a second pipeline installation position, and welding the backing plate at the drawn second pipeline installation position;

s2, concrete pipeline installation: at the moment, a guide rail is arranged on the base plate installed in the S1, the other base plate provided with the same guide rail is buckled on the installed base plate, a roller is arranged on the guide rail between the two base plates, at the moment, circular holes are formed in the opposite sides of the first pipeline and the second pipeline, so that the circular holes are uniformly distributed at the edges of the first pipeline and the second pipeline, and then the first pipeline and the second pipeline are respectively placed on the two movable base plates through a hoisting device;

s3, connecting concrete pipelines: inserting a steel bar into a semicircular hole in the first pipeline, sleeving an annular casing on the first pipeline to enable the inner wall of the annular casing to be the same as the wall thickness of the first pipeline, simultaneously forming a feeding hole in the outer surface of the annular casing, moving the first pipeline and the second pipeline to enable the steel bar on the first pipeline to be inserted into a circular hole in the second pipeline, and enabling the annular casing to be in matched sleeving with the second pipeline;

s4, pouring concrete: pour into the concrete in the circular hole of annular cover shell in S3 for the concrete gets into not inserting the circular hole of reinforcing bar, forms the bond between first pipeline and the second pipeline, and the shaping is pour to whole, waits for the concrete solidification back, and annular cover shell is broken this moment, and first pipeline and second pipe connection form an organic whole can.

2. The reinforcement processing method for the concrete pipe joint according to claim 1, wherein: when the cushion plate in the S1 is installed for installation, flatness detection is needed, and the inclination angle of the cushion plate is controlled to be 0-1 degrees.

3. The reinforcement processing method for the concrete pipe joint according to claim 1, wherein: and when the installation positions of the first pipeline and the second pipeline are drawn in the step S1, a marking pen is used for carrying out center line positioning marking.

4. The reinforcement processing method for the concrete pipe joint according to claim 1, wherein: the two backing plates adopted in the S2 are the same, and the depth of the guide rail arranged between the two backing plates is larger than the height of the roller.

5. The reinforcement processing method for the concrete pipe joint according to claim 1, wherein: and when the hoisting device adopted in the S2 hoists the first pipeline and the second pipeline, a transverse hoisting mode is adopted.

6. The reinforcement processing method for the concrete pipe joint according to claim 1, wherein: when the reinforcing steel bars are inserted into the semicircular holes in the first pipeline in the step S3, the reinforcing steel bars are inserted into the circular holes at intervals, so that the reinforcing steel bars are uniformly distributed on the first pipeline.

7. The reinforcement processing method for the concrete pipe joint according to claim 1, wherein: and the S3 is provided with a feeding hole on the outer surface of the annular casing, and the feeding hole is upward when the first pipeline and the second pipeline are connected.

8. The reinforcement processing method for the concrete pipe joint according to claim 1, wherein: the connection keys formed between the first pipe and the second pipe in S4 are equally distributed between the first pipe and the second pipe.

Technical Field

The invention relates to the technical field of concrete pipelines, in particular to a reinforcement treatment method for a concrete pipeline joint.

Background

The concrete pipe is used for conveying fluid such as water, oil, gas and the like; concrete pipes are classified into plain concrete pipes, ordinary reinforced concrete pipes, self-stressed reinforced concrete pipes, and prestressed concrete pipes. According to the different inner diameters of concrete pipes, the concrete pipes can be divided into small-diameter pipes (the inner diameter is less than 400 mm), medium-diameter pipes (400-1400 mm) and large-diameter pipes (more than 1400 mm); according to the difference of water pressure bearing capacity of the pipe, the pipe can be divided into a low-pressure pipe and a pressure pipe, and the working pressure of the pressure pipe is generally 0.4, 0.6, 0.8, 1.0, 1.2 MPa and the like; concrete pipes are classified into plain pipes, spigot-and-socket pipes, and tongue-and-groove pipes, depending on the type of pipe joint. The joint forms comprise a cement mortar smearing joint, a steel wire mesh cement mortar smearing joint, cement mortar socket joints, rubber ring socket joints and the like.

When the existing concrete pipeline joint is treated, concrete is directly adopted for secondary pouring, the strength of the formed concrete pipeline joint is low, the stability of the whole concrete pipeline is poor, and when the concrete pipeline is connected, a large-sized hoisting machine is excessively relied on, so that the cost is high, and the concrete pipeline joint is difficult to accurately position.

Disclosure of Invention

Technical problem to be solved

Aiming at the defects of the prior art, the invention provides a concrete pipeline joint strengthening treatment method, which solves the problems that the strength of the formed concrete pipeline joint is low and a large-scale hoisting machine is excessively relied on when the concrete pipeline is connected in the conventional concrete pipeline joint treatment.

(II) technical scheme

In order to achieve the purpose, the invention is realized by the following technical scheme: a reinforcement treatment method for a concrete pipeline joint specifically comprises the following steps:

s1, mounting a base plate: horizontally laying a first installation steel plate on one side of a foundation, measuring the first installation steel plate, drawing a first pipeline installation position, welding a backing plate at the drawn first pipeline installation position, horizontally laying a second installation steel plate on the other side of the foundation, measuring the second installation steel plate, drawing a second pipeline installation position, and welding the backing plate at the drawn second pipeline installation position;

s2, concrete pipeline installation: at the moment, a guide rail is arranged on the base plate installed in the S1, the other base plate provided with the same guide rail is buckled on the installed base plate, a roller is arranged on the guide rail between the two base plates, at the moment, circular holes are formed in the opposite sides of the first pipeline and the second pipeline, so that the circular holes are uniformly distributed at the edges of the first pipeline and the second pipeline, and then the first pipeline and the second pipeline are respectively placed on the two movable base plates through a hoisting device;

s3, connecting concrete pipelines: inserting a steel bar into a semicircular hole in the first pipeline, sleeving an annular casing on the first pipeline to enable the inner wall of the annular casing to be the same as the wall thickness of the first pipeline, simultaneously forming a feeding hole in the outer surface of the annular casing, moving the first pipeline and the second pipeline to enable the steel bar on the first pipeline to be inserted into a circular hole in the second pipeline, and enabling the annular casing to be in matched sleeving with the second pipeline;

s4, pouring concrete: pour into the concrete in the circular hole of annular cover shell in S3 for the concrete gets into not inserting the circular hole of reinforcing bar, forms the bond between first pipeline and the second pipeline, and the shaping is pour to whole, waits for the concrete solidification back, and annular cover shell is broken this moment, and first pipeline and second pipe connection form an organic whole can.

Preferably, when the mat is installed and installed in S1, flatness detection is required, and the inclination angle of the mat is controlled to be 0 to 1 °.

Preferably, when the installation positions of the first pipe and the second pipe are drawn in S1, a center line positioning and marking pen is used to perform center line positioning and marking.

Preferably, the two backing plates adopted in S2 are the same, and the depth of the guide rail formed between the two backing plates is greater than the height of the roller.

Preferably, when the hoisting device used in S2 hoists the first pipeline and the second pipeline, the hoisting device is used for hoisting the first pipeline and the second pipeline in a transverse hoisting manner.

Preferably, when the reinforcing bars are inserted into a semicircular hole on the first pipeline in S3, the reinforcing bars are inserted at intervals by using the circular hole, so that the reinforcing bars are uniformly distributed on the first pipeline.

Preferably, the S3 has a feeding hole on the outer surface of the annular casing, and the feeding hole is upward when the first pipe and the second pipe are connected.

Preferably, the connection key formed between the first pipe and the second pipe in S4 is equally distributed between the first pipe and the second pipe.

(III) advantageous effects

The invention provides a reinforcement treatment method for a concrete pipeline joint. Compared with the prior art, the method has the following beneficial effects: in the concrete pipe joint reinforcement processing method, at S2, the concrete pipe is installed: at the moment, a guide rail is arranged on the base plate installed in the S1, the other base plate provided with the same guide rail is buckled on the installed base plate, a roller is arranged on the guide rail between the two base plates, at the moment, circular holes are formed in the opposite sides of the first pipeline and the second pipeline, so that the circular holes are uniformly distributed at the edges of the first pipeline and the second pipeline, and then the first pipeline and the second pipeline are respectively placed on the two movable base plates through a hoisting device; s3, connecting concrete pipelines: inserting a reinforcing steel bar into a semicircular hole on a first pipeline, then sleeving an annular casing on the first pipeline to ensure that the inner wall of the annular casing is the same as the wall thickness of the first pipeline, arranging a feeding hole on the outer surface of the annular casing, moving the first pipeline and a second pipeline to ensure that the reinforcing steel bar on the first pipeline is inserted into the circular hole on the second pipeline, and sleeving the annular casing and the second pipeline in a matching way, through arranging two backing plates and arranging a guide rail and placing a roller between the two backing plates, the positioning when the first pipeline and the second pipeline are connected can be facilitated, the problem that the traditional operation process depending on a large-scale hoisting machine is complicated and the positioning is difficult to control accurately is avoided, meanwhile, arranging the circular hole on the first pipeline and the second pipeline and inserting the semicircular reinforcing steel bar, pouring is matched with the annular casing, and a connecting key can be formed at the joint of the first pipeline and the second pipeline, and the strength of the joint can be ensured, the strength of the joint of the concrete pipeline is greatly enhanced, and the overall stability of the concrete pipeline is improved.

Drawings

FIG. 1 is a process flow diagram of the present invention;

FIG. 2 is a table comparing the compressive strength of the joint of the present invention with that of the conventional concrete pipe.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1-2, an embodiment of the present invention provides a technical solution: a reinforcement treatment method for a concrete pipeline joint specifically comprises the following steps:

s1, mounting a base plate: horizontally laying a first installation steel plate on one side of a foundation, measuring the first installation steel plate, drawing a first pipeline installation position, welding a backing plate at the drawn first pipeline installation position, horizontally laying a second installation steel plate on the other side of the foundation, measuring the second installation steel plate, drawing a second pipeline installation position, and welding the backing plate at the drawn second pipeline installation position;

s2, concrete pipeline installation: at the moment, a guide rail is arranged on the base plate installed in the S1, the other base plate provided with the same guide rail is buckled on the installed base plate, a roller is arranged on the guide rail between the two base plates, at the moment, circular holes are formed in the opposite sides of the first pipeline and the second pipeline, so that the circular holes are uniformly distributed at the edges of the first pipeline and the second pipeline, and then the first pipeline and the second pipeline are respectively placed on the two movable base plates through a hoisting device;

s3, connecting concrete pipelines: inserting a steel bar into a semicircular hole in the first pipeline, sleeving an annular casing on the first pipeline to enable the inner wall of the annular casing to be the same as the wall thickness of the first pipeline, simultaneously forming a feeding hole in the outer surface of the annular casing, moving the first pipeline and the second pipeline to enable the steel bar on the first pipeline to be inserted into a circular hole in the second pipeline, and enabling the annular casing to be in matched sleeving with the second pipeline;

s4, pouring concrete: pour into the concrete in the circular hole of annular cover shell in S3 for the concrete gets into not inserting the circular hole of reinforcing bar, forms the bond between first pipeline and the second pipeline, and the shaping is pour to whole, waits for the concrete solidification back, and annular cover shell is broken this moment, and first pipeline and second pipe connection form an organic whole can.

In the invention, when the cushion plate is installed and installed in S1, flatness detection is needed, and the inclination angle of the cushion plate is controlled to be 0-1 deg.

In the invention, when the installation positions of the first pipeline and the second pipeline are drawn in S1, a marking pen is used for positioning and marking the center line.

In the invention, the two backing plates adopted in the S2 are the same, and the depth of the guide rail arranged between the two backing plates is larger than the height of the roller.

In the invention, when the hoisting device adopted in S2 hoists the first pipeline and the second pipeline, a transverse hoisting mode is adopted.

In the invention, when the steel bars are inserted into the semicircular hole on the first pipeline in the step S3, the steel bars are inserted into the circular hole at intervals, so that the steel bars are uniformly distributed on the first pipeline.

In the invention, the feeding hole is formed in the outer surface of the annular casing in the S3, and the feeding hole is upward when the first pipeline and the second pipeline are connected.

In the present invention, the connection keys formed between the first pipe and the second pipe in S4 are equally distributed between the first pipe and the second pipe.

And those not described in detail in this specification are well within the skill of those in the art.

Comparative experiment

A concrete pipeline manufacturer selects the concrete pipeline joint technology of the invention and the existing concrete pipeline joint technology respectively to carry out a comparison experiment, as can be seen from fig. 2, the joint strength of the concrete pipeline joint technology of the invention is 80MP, and the joint strength of the existing concrete pipeline joint technology is 30MP, so that the joint strength of the concrete pipeline joint technology of the invention is far superior to that of the existing concrete pipeline joint technology, and the concrete pipeline joint technology is a preferred scheme.

To sum up, through setting up two backing plates, and set up the guide rail and place the gyro wheel between two backing plates, location when can make things convenient for first pipeline and second pipe connection, the loaded down with trivial details process of traditional dependence large-scale machine of lifting by crane operation has been avoided, and be difficult to the problem of accurate control location, set up the circular port simultaneously on first pipeline and second pipeline and insert half reinforcing bar, cooperation annular cover shell is pour, not only can form the connection key in first pipeline and second pipe joint department, and can guarantee the intensity of joint department, very big reinforcing the intensity of concrete pipe joint department, the holistic stability of concrete pipe has been promoted.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.