CN209911272U - Nondestructive multi-point continuous measuring device for water content of masonry material - Google Patents
Nondestructive multi-point continuous measuring device for water content of masonry material Download PDFInfo
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- CN209911272U CN209911272U CN201920253666.6U CN201920253666U CN209911272U CN 209911272 U CN209911272 U CN 209911272U CN 201920253666 U CN201920253666 U CN 201920253666U CN 209911272 U CN209911272 U CN 209911272U
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Abstract
The utility model discloses a nondestructive multi-point continuous measurement device of masonry material water content. The utility model adopts the technical proposal that: a nondestructive multi-point continuous measurement device for water content of masonry materials, comprising: the measuring probes are respectively arranged on the measuring bracket and used for detecting the water content data of the masonry material at each measuring point; the data processor is used for receiving the water content data detected by the measuring probe and providing high-frequency waves with fixed frequency to the measuring probe; and the measuring bracket is used for mounting the plurality of measuring probes and maintaining the stress between the plurality of measuring probes and each measuring point within a preset value range. The utility model discloses a reached the effect of convenient accurate measurement masonry moisture content, possible multiple spot data's continuous measurement and wireless transmission simultaneously.
Description
Technical Field
The utility model relates to a harmless multiple spot continuous measurement device of masonry material water content especially realizes that the multiple spot is measured in succession harmlessly to unmovable historical relic masonry material.
Background
In the field of historic building cultural relic protection, water is a common and most main factor causing diseases, the measurement of the water content of masonry materials is always an important content of immovable cultural relic protection, and a nondestructive testing technology is increasingly used in the field of cultural relic protection based on the minimum intervention principle of the cultural relic protection. At present, all manufacturers produce a portable moisture meter measuring instrument without any damage to the surface of an object to be measured. However, the water content measuring instrument is only suitable for single-point measurement on site, only can read on site, and cannot continuously measure records for a long time. This patent has designed a water content measuring apparatu, realizes the harmless multiple spot continuous measurement to the historical relic masonry material that can not remove, solves the drawback that water content measuring apparatu exists in the market now.
SUMMERY OF THE UTILITY MODEL
To prior art not enough, the utility model discloses an aim at provides a harmless multiple spot continuous water content record appearance for masonry material.
In order to achieve the above object, the utility model adopts the following technical scheme:
a nondestructive multi-point continuous measurement device for water content of masonry materials, comprising:
the plurality of measuring probes 9 are respectively arranged on the measuring bracket 4 and used for detecting the water content data of the masonry material at each measuring point;
a measuring bracket 4 for mounting a plurality of measuring probes 9;
further, the device also comprises a data processor 2 which is used for receiving the water content data detected by the measuring probe 9 and providing a high-frequency wave with fixed frequency for the measuring probe; the measuring probes 9 are provided with 5-10 groups which are respectively connected to the data processor 2
Further, the measuring probe 9 includes three detecting contacts 9-1, the middle contact is a frequency emitter contact, the contacts on both sides are frequency reflection receptor contacts, the data processor transmits a signal with fixed frequency to the middle frequency emitter contact through a wire, the frequency emitter contact transmits the high-frequency wave with fixed frequency provided by the data processor to the masonry material at the measuring point, and the frequency reflection receptor contacts on both sides receive the high-frequency wave fed back by the masonry material at the measuring point.
Further, the data processor 2 converts the frequency difference between the high frequency wave emitted from the frequency emitter contact and the feedback high frequency wave received by the frequency reflection receptor contact into a digital signal through the frequency current converter.
Furthermore, the measuring support 4 is also provided with a stress adjusting rod 5 for adjusting the stress between the plurality of measuring probes 9 and each measuring point; one end of the stress adjusting rod 5 is arranged on the measuring bracket 4, and the other end is provided with a measuring probe 9.
Furthermore, the rear end of the stress adjusting rod 5 is fixed on the rod body of the measuring bracket 4, the front end of the stress adjusting rod 5 is provided with a telescopic support frame 51, and the rear end of the telescopic support frame 51 is arranged in a hollow adjusting cavity 52 of the stress adjusting rod 5 in a manner of moving back and forth; the stress adjusting rod 5 further comprises a positioning device 8, which is installed at one radial side of the stress adjusting rod 5 and is used for fixing the telescopic support frame 51.
Further, the stress sensor 10 is further included, the stress sensor 10 is installed at the front end of the telescopic support frame 51, the bottom end of the measuring probe 9 is installed on the stress sensor 10, and the top end of the measuring probe 9 is used for being attached to a measuring point; the stress inductor 10 is used for acquiring stress data between the measuring probe 9 and a measuring point; when the stress variation value of the measuring probe 9 exceeds the preset value range, the data processor 2 gives an alarm and does not record the data of the measuring probe 9 any more.
Further, a wiring cavity 11 is arranged inside the measuring support 4, a hollow adjusting cavity 52 is arranged inside the stress adjusting rod 5, and a wiring cavity is arranged inside the telescopic support frame 51; the wiring cavity 11 and the hollow regulating cavity 52 are communicated with each other; the data transmission wire of the measuring probe 9 and the data transmission wire of the stress sensor sequentially pass through the wiring cavity, the hollow adjusting cavity 52 and the wiring cavity 11, and are led out of the measuring bracket through a wire outlet 7 arranged at the bottom of the measuring bracket 4.
Further, the measuring probe 9 comprises an installation part 91 installed on the stress sensor 10 and a measuring part 92 arranged at the top of the installation part, the installation part is a metal sheet vertically arranged, and the measuring part 92 is a metal sheet of which the installation part 91 extends forwards and upwards at the same time and forms a certain bending degree.
Further, the measuring support 4 further comprises a support mounting device, and the support mounting device comprises a mounting rod 41 respectively arranged at the top end and the bottom end of the measuring support 4, a magnetic part 6 arranged at the end part of the mounting rod 4 and an iron sheet used for being mounted on the wall surface.
Compared with the prior art, the utility model discloses an advantage lies in moisture meter can realize measuring the harmless multiple spot continuity of unmovable historical relic, handles the signal of accomplishing and saves to data memory 2, and accessible USB interface transmits PC equipment, also can be through technical means such as WIFI, bluetooth with data real-time wireless transmission to PC equipment or high in the clouds to the data that acquire are littleer than manual measuring error, are convenient for measure the long-term nature of unmovable historical relic masonry material water content.
Drawings
FIG. 1 is a schematic diagram of the nondestructive multi-point continuous moisture content recorder for masonry materials.
FIG. 2 is a right side view of the moisture content recorder stand
Fig. 3 is a front view of the stent.
FIG. 4 is a rear view of the stent
FIG. 5 is a schematic view of a stress adjustment lever of a stent
FIG. 6 is a schematic view of a stress adjustment lever of a stent
FIG. 7 is a cross-sectional partial schematic view of a stent
Fig. 8 is a schematic front view of a data processor.
Detailed Description
In order to make the purpose and technical solution of the embodiments of the present invention clearer, the following description will clearly and completely describe the technical solution of the embodiments of the present invention by combining the drawings of the embodiments of the present invention. It is to be understood that the embodiments described are only some of the embodiments of the present invention, and not all of them. All other embodiments, which can be obtained by a person skilled in the art without any inventive work based on the described embodiments of the present invention, belong to the protection scope of the present invention.
It will be understood by those skilled in the art that, unless otherwise defined, all terms (including technical and scientific terms) used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs. It will be further understood that terms, such as those defined in commonly used dictionaries, should be interpreted as having a meaning that is consistent with their meaning in the context of the prior art and will not be interpreted in an idealized or overly formal sense unless expressly so defined herein.
The meaning of "and/or" in the present invention means that they exist individually or both at the same time.
The meaning of "inside and outside" in the present invention means that the direction pointing to the inside of the device is inside, and vice versa, relative to the device itself; and not to the specific limitations of the device mechanism of the present invention.
The utility model discloses in the meaning of "left and right" indicate the user just when the glass window, the user's the left side is left promptly, the user's the right is right promptly, and is not right the utility model discloses a device mechanism's specific limited.
The term "connected" as used herein may mean either a direct connection between elements or an indirect connection between elements through other elements.
The utility model discloses in "preceding, back" the meaning be when the user is just to the glass window, user's the place ahead is preceding, user's rear is the back.
As shown in fig. 1-4, the utility model discloses a nondestructive multipoint continuous measuring device for water content of masonry materials, include:
the plurality of measuring probes 9 are respectively arranged on the measuring bracket 4 and used for detecting the water content data of the masonry material at each measuring point;
a data processor 2 for receiving the water content data detected by the measuring probe 9 and supplying a high frequency wave of a fixed frequency to the measuring probe;
and the measuring bracket 4 is used for mounting the plurality of measuring probes 9 and maintaining the stress between the plurality of measuring probes 9 and each measuring point within a preset value range.
The measuring probes 9 have 5-10 groups which are respectively connected to the data processor 2.
As shown in FIGS. 5 and 6, the measuring probe 9 comprises three detecting contacts 9-1, the middle contact is a frequency emitter contact, the contacts on two sides are frequency reflection receptor contacts, the data processor transmits a signal with fixed frequency to the middle frequency emitter contact through a lead, the frequency emitter contact emits the high-frequency wave with fixed frequency provided by the data processor to the masonry material at the measuring point, and the frequency reflection receptor contacts on two sides receive the high-frequency wave fed back by the masonry material at the measuring point.
The data processor 2 converts the frequency difference between the high-frequency wave emitted by the frequency emitter contact and the feedback high-frequency wave received by the frequency reflection receptor contact into a digital signal through a frequency-current converter.
The measuring bracket 4 is also provided with a stress adjusting rod 5 for adjusting the stress between the plurality of measuring probes 9 and each measuring point; one end of the stress adjusting rod 5 is arranged on the measuring bracket 4, and the other end is provided with a measuring probe 9.
As shown in fig. 7, the rear end of the stress adjusting rod 5 is fixed on the rod body of the measuring bracket 4, the front end of the stress adjusting rod 5 is provided with a telescopic support frame 51, and the rear end of the telescopic support frame 51 is arranged in a hollow adjusting cavity 52 of the stress adjusting rod 5 in a manner of moving back and forth; the stress adjusting rod 5 further comprises a positioning device 8, which is installed at one radial side of the stress adjusting rod 5 and is used for fixing the telescopic support frame 51.
The stress sensor 10 is arranged at the front end of the telescopic support frame 51, the bottom end of the measuring probe 9 is arranged on the stress sensor 10, and the top end of the measuring probe 9 is used for being attached to a measuring point; the stress inductor 10 is used for acquiring stress data between the measuring probe 9 and a measuring point; when the stress variation value of the measuring probe 9 exceeds the preset value range, the data processor 2 gives an alarm and does not record the data of the measuring probe 9 any more.
The inside of the measuring support 4 is provided with a wiring cavity 11, the inside of the stress adjusting rod 5 is provided with a hollow adjusting cavity 52, and the inside of the telescopic support frame 51 is provided with a wiring cavity; the wiring cavity 11 and the hollow regulating cavity 52 communicate with each other; the data transmission wire of the measuring probe 9 and the data transmission wire of the stress sensor sequentially pass through the wiring cavity, the hollow adjusting cavity 52 and the wiring cavity 11, and are led out of the measuring bracket through a wire outlet 7 arranged at the bottom of the measuring bracket 4.
The measuring probe 9 comprises a mounting part 91 mounted on the stress sensor 10 and a measuring part 92 arranged at the top of the mounting part, the mounting part is a metal sheet vertically arranged, and the measuring part 92 is a metal sheet which is formed by the mounting part 91, extends forwards and upwards and forms a certain bending degree.
The measuring support 4 further comprises a support mounting device, and the support mounting device comprises mounting rods 41 respectively arranged at the top end and the bottom end of the measuring support 4, a magnetic part 6 arranged at the end part of the mounting rod 4 and an iron sheet used for being mounted on a wall surface.
The measured data is transmitted to the data processor through the data transmission wire to be processed, and processed data signals are transmitted to the PC equipment or the cloud in a wireless mode in real time, so that continuous real-time monitoring of the data is achieved.
The measuring probe is combined with the support, the support is provided with a plurality of stress adjusting rods, the stress adjusting rods are connected with the measuring probe, and the extending length of the measuring probe can be fixed through fixing screws on the adjusting rods, so that the measuring probe is in good contact with the wall surface.
As a preferable improvement of the technical scheme, the length of the bracket is about 1.5-2 m, and the requirement of the masonry material on the height for moisture rise is met.
As a further improvement of the technical scheme, the data processor comprises a wire interface, a frequency transmitter, a frequency receiver, a frequency current converter, a single chip processing module, a Bluetooth processing module, a relay, a signal amplifier, a decoder, a driver and a data memory.
Preferably, the data processor has the following functions: the driver is driven, the natural frequency is transmitted to the transmitter in sequence, processed signals are stored in the data storage, data can be transmitted to the PC through the USB interface, the data can also be wirelessly transmitted to the PC or the cloud end in real time through technical means such as WIFI and Bluetooth, the processor refreshes once every ten minutes, and signals of all measuring points are recorded again.
To prevent distortion of the multiple signals, only one signal is transmitted at a time.
The water content measuring instrument only aims at the masonry material, and the data processing software carries out numerical correction according to the porous characteristics and the salt content of the masonry material.
As the utility model discloses an optimized scheme, the utility model relates to a water content recorder is used for the water content measurement of non-movable historical relic masonry material, at first fix the iron sheet in the top and the bottom of brick wall during the installation, the magnet piece of lower part will be measured on support 4 and the iron sheet fixed that contacts, adjust pole 5 through the stress of adjusting on support 4 and make measuring probe 9 and the brick wall surface formation good contact that is surveyed, rethread screws up the position that measuring probe 9 was fixed to the set screw on the pole 5 of stress adjustment, ensure that the compressive stress that stress inductor 10 measured is in reasonable scope simultaneously.
During measurement, the data processor 2 is placed in a stable and not easy-to-touch place, and the data transmission lead 3 led from the wiring cavity 11 in the support to the lead outlet 7 of the support is ensured not to influence the immovable cultural relic building.
If the stress variation of the measuring probe 9 exceeds the error range, the data processor 2 gives an alarm to indicate that the measuring probe 9 is loose or over-tightened, at the moment, the fixing screw can be unscrewed, the stress adjusting rod 5 is adjusted to enable the compressive stress value to return to the normal level, and then the fixing screw is screwed down, so that good contact is formed between the measuring probe 9 and the brick wall to be measured, and the data accuracy is improved.
During data acquisition, the data to be measured can be transmitted to the PC equipment or the cloud end in real time through the data processor 2, if a worker is not beside the equipment or does not need real-time monitoring, the data can be stored in the memory of the data processor 2, and the data can be directly called when the data is needed. The acquired data can be displayed on a screen of a PC (personal computer) device in a digital form, or the data in a period of time can be drawn into a graph line form for presentation according to the research requirement, so that a better research means is provided for researchers on the study.
What has been described above is only the basic principle, the main features and the specific advantages of the present invention, and it should be understood by those skilled in the art that a plurality of improvements and adjustments can be made without departing from the structure and the principle of the present invention, and these will also be regarded as the protection scope of the present invention.
Claims (9)
1. A nondestructive multi-point continuous measuring device for water content of masonry materials is characterized by comprising:
the plurality of measuring probes (9) are respectively arranged on the measuring bracket (4) and are used for detecting the water content data of the masonry material at each measuring point;
a measuring support (4) for mounting a plurality of measuring probes (9);
the measuring support (4) is provided with a stress adjusting rod (5) for adjusting the stress between the plurality of measuring probes (9) and each measuring point; one end of the stress adjusting rod (5) is arranged on the measuring bracket (4), and the other end is provided with the measuring probe (9).
2. The nondestructive multipoint continuous measuring device for the water content of the masonry material according to the claim 1 is characterized by further comprising a data processor (2) for receiving the water content data detected by the measuring probe (9) and providing the high frequency wave of the fixed frequency to the measuring probe; the measuring probes (9) are provided with 5-10 groups which are respectively connected to the data processor (2).
3. The nondestructive multipoint continuous measuring device for the water content of the masonry material according to the claim 1 is characterized in that the measuring probe (9) comprises three detecting contacts (9-1), the middle contact is a frequency emitter contact, the two side contacts are frequency reflection receptor contacts, the data processor transmits a signal with fixed frequency to the middle frequency emitter contact through a lead, the frequency emitter contact emits the high frequency wave with fixed frequency provided by the data processor to the masonry material at the measuring point, and the two side frequency reflection receptor contacts receive the high frequency wave fed back by the masonry material at the measuring point.
4. The nondestructive multipoint continuous measuring device for water content of masonry material according to claim 3 characterized in that the data processor (2) converts the frequency difference between the high frequency wave emitted from the frequency emitter contact and the feedback high frequency wave received from the frequency reflection receptor contact into a digital signal through the frequency current converter.
5. The nondestructive multipoint continuous measuring device for the water content of the masonry material as claimed in claim 4, characterized in that the rear end of the stress adjusting rod (5) is fixed on the rod body of the measuring bracket (4), the front end of the stress adjusting rod (5) is provided with a telescopic support frame (51), and the rear end of the telescopic support frame (51) can be installed in the hollow adjusting cavity (52) of the stress adjusting rod (5) in a back and forth movement manner; the stress adjusting rod (5) further comprises a positioning device (8) which is arranged on one radial side of the stress adjusting rod (5) and used for fixing the telescopic support frame (51).
6. The nondestructive multipoint continuous measuring device for the water content of the masonry material as claimed in claim 5, characterized by further comprising a stress sensor (10), wherein the stress sensor (10) is installed at the front end of the telescopic support frame (51), the bottom end of the measuring probe (9) is installed on the stress sensor (10), and the top end of the measuring probe (9) is used for fitting at the measuring point; the stress inductor (10) is used for acquiring stress data between the measuring probe (9) and a measuring point; when the stress variation value of the measuring probe (9) exceeds the preset value range, the data processor (2) gives an alarm and does not record the data of the measuring probe (9).
7. The nondestructive multipoint continuous measuring device for the water content of the masonry material as claimed in claim 6, wherein the inside of the measuring support (4) is provided with a wiring cavity (11), the inside of the stress adjusting rod (5) is provided with a hollow adjusting cavity (52), and the inside of the telescopic support frame (51) is provided with a wiring cavity; the wiring cavity (11) and the air-conditioning joint cavity (52) are communicated with each other; the data transmission wire of the measuring probe (9) and the data transmission wire of the stress sensor sequentially penetrate through the wiring cavity, the hollow adjusting cavity (52) and the wiring cavity (11), and the measuring support is led out through a wire outlet (7) formed in the bottom of the measuring support (4).
8. The nondestructive multipoint continuous measuring device for the water content of the masonry material as claimed in claim 7, wherein the measuring probe (9) comprises a mounting part (91) mounted on the stress sensor (10) and a measuring part (92) arranged at the top of the mounting part, the mounting part is a vertically arranged metal sheet, and the measuring part (92) is a metal sheet of which the mounting part (91) extends forwards and upwards at the same time and forms a certain curvature.
9. The nondestructive multipoint continuous measuring device for the water content of the masonry material as claimed in claim 1, characterized in that the measuring support (4) further comprises a support mounting means, and the support mounting means comprises mounting rods (41) respectively arranged at the top end and the bottom end of the measuring support (4), magnetic members (6) arranged at the ends of the mounting rods (41), and iron sheets for mounting on the wall surface.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920253666.6U CN209911272U (en) | 2019-02-27 | 2019-02-27 | Nondestructive multi-point continuous measuring device for water content of masonry material |
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| CN201920253666.6U CN209911272U (en) | 2019-02-27 | 2019-02-27 | Nondestructive multi-point continuous measuring device for water content of masonry material |
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| CN209911272U true CN209911272U (en) | 2020-01-07 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109781789A (en) * | 2019-02-27 | 2019-05-21 | 东南大学 | A kind of lossless multi-shot continuous measure device of masonry material water content |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109781789A (en) * | 2019-02-27 | 2019-05-21 | 东南大学 | A kind of lossless multi-shot continuous measure device of masonry material water content |
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