阅读说明：本技术 一种装配式钢筋套管灌浆密实度的监测装置及其使用方法 (A kind of monitoring device and its application method of assembled steel reinforced sleeve grouting compactness ) 是由 叶建 孙永亮 姜志浩 朱旭城 陈攀峰 王朝辉 安拴平 孙智勇 胡晓辉 于 2019-07-23 设计创作，主要内容包括：本发明公开了一种装配式钢筋套管灌浆密实度的监测装置及其使用方法,包括检测导线、传感器、刚性导线套管、橡胶塞、细木棍、检测仪,检测导线与传感器连接,外部套有刚性导线套管,刚性导线套管外侧嵌套有橡胶塞,利用刚性导线套管将传感器从出浆孔伸入灌浆套筒内顶部,将橡胶塞固定于出浆口处,橡胶塞侧面设有排气孔,待出浆口溢浆后用细木棍将排气孔塞紧,检测导线末端与检测仪连接。本发明在使用时,通过检测仪输入初始激励信号,观察传感器接收的信号振幅衰减情况,根据振幅衰减快慢程度,判断传感器所在位置的介质情况,进而判断灌浆套筒内是否灌浆密实,检测方法快速简便,检测结果准确率高,实现了对灌浆过程密实度的检测。(The invention discloses the monitoring devices and its application method of a kind of assembled steel reinforced sleeve grouting compactness, including detecting conducting wire, sensor, rigid wire casing, rubber stopper, thin waddy, detector, detection conducting wire is connect with sensor, outside is cased with rigid wire casing, rigid wire outside of sleeve is nested with rubber stopper, sensor is protruded into grout sleeve inner top from slurry outlet using rigid wire casing, rubber stopper is fixed at grout outlet, rubber stopper side is equipped with gas vent, gas vent is stoppered with thin waddy after grout outlet overflows slurry, detection wire end is connect with detector.The present invention is when in use, initial excitation signal is inputted by detector, observe sensor received signal amplitude attenuation, according to amplitude decaying speed degree, judge the medium situation of sensor position, and then it is closely knit to judge whether to be in the milk in grout sleeve, detection method is fast and convenient, accuracy rate of testing result is high, realizes the detection to filling process compactness.)

1. a kind of monitoring device for assembled steel reinforced sleeve grouting compactness, including detection conducting wire (1), sensor (2), just Property wire socket (3), rubber stopper (4), thin waddy (5) and detector (6), it is characterised in that: one end of detection conducting wire (2) It is connect with detector (6), the other end is connect with sensor (1), is cased with rigid wire casing with the outside of sensor (1) linkage section (3), rigid wire casing (3) outer end is nested with rubber stopper (4), hold rigid wire casing (3) can by sensor (2) from Slurry outlet protrudes into grout sleeve inside top, and is fixed on grout outlet position, rubber stopper (4) side by rubber stopper (4) It equipped with gas vent, is smoothly discharged convenient for gas in filling process and grouting material, the thin waddy (5) is overflow in grout outlet after slurry, will The gas vent of rubber stopper (4) side stoppers.

2. a kind of monitoring device for assembled steel reinforced sleeve grouting compactness according to claim 1, feature exist In: the sensor (2) protrudes into grout sleeve inside top before grouting, fixed by the rubber stopper (4) with gas vent In grout outlet position.

3. a kind of monitoring device for assembled steel reinforced sleeve grouting compactness according to claim 2, feature exist In: the sensor (2) is based on damping vibration amplitude attenuation principle, through detection sensor (2) under initial excitation effect Signal amplitude value attenuation change situation, judges the medium situation of sensor (2) present position, so that it is full to be in the milk to sleeve inner Degree is detected.

4. a kind of application method of the monitoring device for assembled steel reinforced sleeve grouting compactness, it is characterised in that: the use Method the following steps are included:

S1: sensor (2) is protruded into grout sleeve inside top from slurry outlet using rigid wire casing (3) by construction personnel, will The rubber stopper (4) for being nested in rigid wire casing (3) lower end fills in grout outlet, completes entire detection device in grouting sleeve Installation；

S2: by grouting material from below injected hole injection grout sleeve, after slurry outlet overflows slurry, rubber is stoppered with thin waddy (5) Fill in the exhaust outlet of (4) side；

S3: will test instrument (6) and connect with detection conducting wire (1), input initial excitation by detector (6), observation sensor (2) is returned The amplitude attenuation returned judges the medium situation of sensor (2) position, and then sentence according to amplitude decaying speed degree Whether it is in the milk in disconnected grout sleeve closely knit.

Technical field

The invention belongs to reinforced bar sleeve plasma pouring constructing skill fields in assembled architecture, and in particular to a kind of assembled steel reinforced The monitoring device and its application method of sleeve grouting compactness.

Background technique

In recent years, in the case where the promotion energetically of national policy is supported, assembled architecture is rapidly developed.Reinforced bar sleeve grouting Jointing is a kind of common main connecting node form of assembled arthitecutral structure.According to code requirement, grouting is close in sleeve Solidity must reach 100%.In practice of construction, due to narrow inside reinforced bar sleeve and closing, grouting construction is caused to have hidden Property, it is difficult to directly detection control.Conventional visual method detection is to be to judge internal grouting by the whether excessive slurry of observation grout outlet No closely knit, which influences vulnerable to factors such as grouting pressure, artificial erroneous judgements, and is difficult to verify the accuracy of testing result.Grouting Construction needs quickly continuous construction, after grouting material solidification, uncompacted situation even if discovery is in the milk, it is also difficult to take and remedy Measure brings great hidden danger of quality to fabricated construction.Currently, assembled architecture lacks a kind of pair of steel still in the stage of popularization The detection technique of the mature and reliable of muscle sleeve Grouted density.

Summary of the invention

It cannot achieve the technological deficiency detected to reinforced bar sleeve Grouted density, this hair in the prior art to overcome It is bright to provide the monitoring device and its application method of a kind of assembled steel reinforced sleeve grouting compactness, it is inputted by detector initial Pumping signal observes sensor received signal amplitude attenuation, according to amplitude decaying speed degree, judges sensor place The medium situation of position, and then whether closely knit, solve above-mentioned technical problem if judging to be in the milk in grout sleeve.

The present invention is achieved through the following technical solutions above-mentioned purpose, and one kind being used for assembled steel reinforced sleeve grouting compactness Monitoring device, including detection conducting wire, sensor, rigid wire casing, rubber stopper, thin waddy and detector detect conducting wire One end is connect with detector, and the other end is connect with sensor, is cased with rigid wire casing with the outside of sensor linkage section, described Rigid wire casing outer end is nested with rubber stopper, and hand-held rigid wire casing can protrude into sensor in grout sleeve from slurry outlet Lateral roof, and be fixed on grout outlet position by rubber stopper, rubber stopper side is equipped with gas vent, convenient for gas in filling process and Grouting material is smoothly discharged, and thin waddy is overflow in grout outlet after slurry, and the gas vent of rubber stopper side is stoppered.

A kind of above-mentioned monitoring device for assembled steel reinforced sleeve grouting compactness, the sensor is before grouting Grout sleeve inside top is protruded into, grout outlet position is fixed on by the rubber stopper with gas vent.

A kind of above-mentioned monitoring device for assembled steel reinforced sleeve grouting compactness, the sensor are based on damping vibration Dynamic amplitude attenuation principle, there is the structural system of damping as one, and locating surrounding medium has certain damping, when environment is situated between When matter is followed successively by sky gas and water, flowing mortar, solidification mortar, the elasticity modulus of surrounding medium is sequentially increased, respective sensor vibration Damped coefficient be also sequentially increased, by detection sensor initial excitation effect under signal amplitude value attenuation change situation, The medium situation (empty gas and water, flow grouting material, solidification grouting material) that can determine whether sensor present position, to reach detection set The purpose of the internal grouting turgor of cylinder.

In the use of the present invention, mainly being examined by step used below to assembled steel reinforced sleeve grouting compactness It surveys:

S1: sensor is protruded into grout sleeve inside top from slurry outlet using rigid wire casing by construction personnel, will be nested in The rubber stopper of rigid wire lower end fills in grout outlet, completes installation of the entire detection device in grouting sleeve；

S2: by grouting material from below injected hole injection grout sleeve, after slurry outlet overflows slurry, rubber stopper side is stoppered with thin waddy The exhaust outlet in face；

S3: will test instrument and connect with detection conducting wire, input initial excitation, the amplitude decaying that observation sensor returns by detector Situation decays speed degree according to amplitude, judges the medium situation of sensor position, so judge in grout sleeve whether It is in the milk closely knit.

In general, through the invention it is contemplated above technical scheme is compared with the prior art, can achieve following has Beneficial effect: a kind of monitoring device for assembled steel reinforced sleeve grouting compactness of the present invention, observation sensor receive Signal amplitude attenuation, decayed speed degree according to amplitude, judge the medium situation of sensor position, and then judge Whether it is in the milk in grout sleeve closely knit.The present invention is reliably effective to the testing principle of Grouted density, and detection method is quick, simple Just, accuracy rate of testing result is high, realizes to the synchronous detection of the compactness of filling process.

Detailed description of the invention

Specific embodiments of the present invention are further described in detail with reference to the accompanying drawing, in which:

Fig. 1 is a kind of overall structure diagram of the monitoring device for assembled steel reinforced sleeve grouting compactness of the present invention；

Fig. 2 is detection process schematic diagram of the present invention in grouting sleeve；

Fig. 3 is the partial enlargement diagram of Fig. 2；

In figure: 1- detects conducting wire, 2- sensor, 3- rigid wire casing, 4- rubber stopper, the thin waddy of 5-, 6- detector.

Specific embodiment

As shown in Figure 1, for a kind of whole knot of monitoring device for assembled steel reinforced sleeve grouting compactness of the present invention Structure schematic diagram, including detection conducting wire 1, sensor 2, rigid wire casing 3, rubber stopper 4, thin waddy 5 and detector 6, detection is led One end of line 2 is connect with detector 6, and the other end is connect with sensor 1, is cased with rigid wire with the outside of 1 linkage section of sensor Casing 3,3 outer end of rigid wire casing are nested with rubber stopper 4, and hand-held rigid wire casing 3 can protrude into sensor 2 from slurry outlet Grout sleeve inside top, and grout outlet position is fixed on by rubber stopper 4,4 side of rubber stopper is equipped with gas vent, convenient for grouting Gas and grouting material are smoothly discharged in the process, and thin waddy 5 is overflow in grout outlet after slurry, and the gas vent of 4 side of rubber stopper is stoppered.

Sensor 2 protrudes into grout sleeve inside top before grouting, is fixed on out by the rubber stopper 4 with gas vent Starch mouth position.Sensor 2 is based on damping vibration amplitude attenuation principle, passes through letter of the detection sensor 2 under initial excitation effect Number amplitude attenuation change situation, judges the medium situation of 2 present position of sensor, to be in the milk turgor to sleeve inner It is detected.

The present invention is using, and is mainly examined by step used below to assembled steel reinforced sleeve grouting compactness It surveys, installation of the invention is as shown in Figures 2 and 3:

Step 1: sensor 2 is protruded into grout sleeve inside top from slurry outlet using rigid wire casing 3 by construction personnel, will The rubber stopper 4 for being nested in 3 lower end of rigid wire casing fills in grout outlet, completes peace of the entire detection device in grouting sleeve Dress；

Step 2: by grouting material from below injected hole injection grout sleeve, after slurry outlet overflows slurry, rubber is stoppered with thin waddy 5 The exhaust outlet of 4 side of rubber plug；

Step 3: will test instrument 6 and connect with detection conducting wire 1, input initial excitation by detector 6, observation sensor 2 returns Amplitude attenuation judges the medium situation of 2 position of sensor, and then judge grouting according to amplitude decaying speed degree Whether it is in the milk in sleeve closely knit.

In the use of the present invention, inputting initial excitation signal by detector 6,2 received signal amplitude of sensor is observed Attenuation judges medium situation (the empty gas and water, flow grouting of 2 position of sensor according to amplitude decaying speed degree Material, solidification grouting material), and then whether judge to be in the milk in grout sleeve closely knit, detection method is fast and convenient, accuracy rate of testing result Height realizes the detection to filling process compactness

As it will be easily appreciated by one skilled in the art that the foregoing is merely illustrative of the preferred embodiments of the present invention, it is not limited to The present invention, any modifications, equivalent substitutions and improvements made within the spirit and principles of the present invention should be included in this Within the protection scope of invention.