CN211348238U - Concrete humidity detection device - Google Patents
Concrete humidity detection device Download PDFInfo
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- CN211348238U CN211348238U CN201922152018.4U CN201922152018U CN211348238U CN 211348238 U CN211348238 U CN 211348238U CN 201922152018 U CN201922152018 U CN 201922152018U CN 211348238 U CN211348238 U CN 211348238U
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Abstract
The utility model discloses a concrete humidity detection device, which comprises a shell, wherein a humidity testing component is arranged in the shell, an air vent is arranged on the shell, a sealing component is also arranged in the shell, the sealing component isolates the space where the humidity testing component is positioned from the outside, the sealing component is connected with a driving device, and the driving device drives the sealing component to move so that the space where the humidity testing component is positioned exchanges air with the outside through the air vent; this concrete humidity testing arrangement is through setting up humidity test component in the space can seal also openable casing to can bury the concrete when sealing whole device in, guarantee that humidity test component is not damaged by the concrete, need examine time measuring, make casing inner space and external air exchange, make the inside air direct contact of humidity test component and concrete, the inside humidity of accurate detection concrete, whole device is simple to use moreover, it is convenient to dismantle.
Description
Technical Field
The utility model relates to a civil engineering detects technical field, in particular to humidity detection device of concrete and detection method thereof.
Background
The water content of the concrete has great influence on the performance of the material, the water absorption and frost resistance of the concrete are influenced by the water content of the concrete, and the strength of the concrete material is greatly influenced. Researches show that the water content of the concrete has important influence on the durability problems of concrete strength development, shrinkage, creep, carbonization, freeze thawing and the like. If the moisture content or the internal humidity in the concrete can be accurately and rapidly detected, the method has practical value for more accurately determining the performance of the concrete.
At present, the method for detecting the internal humidity of the concrete is rough, but the accuracy and the repeatability are poor, and the existing methods for detecting the internal humidity of the concrete have two types: firstly, before concrete is hardened, holes are arranged on the structure, but moisture seeps out in the early stage to affect the test in the whole process, the processing requirement on the holes is high, the data dispersion and repeatability are poor due to improper processing, and the environment has great influence on the test in the test process; and secondly, sealing the concrete surface layer to enable the concrete surface layer and the sealed environment to achieve humidity balance, testing the humidity of the sealed space to represent the humidity of the concrete, but the bleeding of the concrete has great influence on the test result, the sealed space is positioned outside the concrete structure, the temperature change of the sealed space is completely different from the inside of the concrete, and the temperature and the humidity are related, so that the tested humidity value cannot represent the humidity inside the concrete.
SUMMERY OF THE UTILITY MODEL
In order to solve the problem that the inside humidity test of concrete is inaccurate, unstable, unreliable and test repeatability are poor, in order to solve the problem that current concrete humidity detection degree of accuracy is low, the utility model provides a concrete humidity testing arrangement easy operation, degree of accuracy are high.
In order to realize the purpose, the utility model provides a technical scheme is: the utility model provides a concrete humidity detection device, includes the casing, be provided with humidity test component in the casing, the air vent has been seted up on the casing, still be equipped with sealing member in the casing, sealing member will the space and the external world at humidity test component place keep apart, sealing member is connected with drive arrangement, drive arrangement drive sealing member removes and makes the space at humidity test component place passes through the air vent and is balanced with external humidity.
In the above technical solution, as a preferable technical solution, the sealing member is cylindrical, and a ventilation window corresponding to the ventilation hole is opened on a side wall.
In another preferred embodiment, the sealing member is a sheet-shaped baffle plate, and the baffle plate is tightly attached to the inner wall of the housing where the vent hole is located.
On the basis of the above technical solution, as a preferable technical solution, the driving device includes a motor, an output shaft of the motor is connected with the sealing member, and the motor drives the sealing member to rotate.
In another preferred embodiment, the driving device includes a cylinder, an output shaft of the cylinder is connected to the sealing member, and the cylinder drives the sealing member to move up and down.
Further, the humidity test component comprises a hygrometer connecting rod, and a hygrometer test probe is fixed at one end of the hygrometer connecting rod.
As a preferable technical scheme, the driving device is connected with a remote control module, and the remote control module corresponds to a remote controller.
In the above technical scheme, a battery is installed in the housing and supplies power to the driving device.
The utility model discloses beneficial effect for prior art is: this concrete humidity testing arrangement is through setting up humidity test component in the space can seal also openable casing to can bury the concrete when whole device is sealed in, guarantee that humidity test component is not damaged by the concrete, when needing to detect, make the casing air vent open, inner space and the inside humidity balance of concrete, the inside humidity of accurate detection concrete, test data does not receive environmental impact, and stable, reliable has fabulous repeatability, has thoroughly solved among the background art a great deal of problem of prior art test.
Drawings
Fig. 1 is a schematic view of the overall structure of the present invention;
FIG. 2 is a structural view of a sealing member;
FIG. 3 is a first usage state diagram of the concrete humidity detection device;
fig. 4 is a second usage state diagram of the concrete humidity detection device.
Detailed Description
The following describes the present invention with reference to the accompanying drawings. It should be noted that the description of the embodiments is provided to help understanding of the present invention, but the present invention is not limited thereto. In addition, the technical features related to the embodiments of the present invention described below may be combined with each other as long as they do not conflict with each other.
As shown in fig. 1, a concrete humidity detecting device includes a housing 1, and a vent hole 11 is disposed on a side wall of the housing 1, in this embodiment, the vent hole 11 is in a window shape, and the vent hole is used for exchanging air between air in the housing and air in the outside.
Be provided with humidity test component 2 in casing 1, humidity test component 2 includes hygrometer connecting rod 21, and the one end of hygrometer connecting rod 21 is fixed with hygrometer test probe 22, detects the air humidity in the casing through hygrometer test probe 22, and probe 22 passes through the cable with data transmission to the external world.
The shell 1 is also internally provided with a sealing component 3, the sealing component 3 isolates the space where the humidity testing component 2 is located from the outside, the sealing component 3 is connected with a driving device 4, and the driving device 4 drives the sealing component 3 to move so that the space where the humidity testing component 2 is located exchanges air with the outside through the vent hole.
In this embodiment, the sealing member 3 is cylindrical, as shown in fig. 2, a ventilation window 31 corresponding to the ventilation hole 11 is formed in a side wall of the sealing member 3, the sealing member 3 is connected with a driving device 4, if the ventilation window 31 and the ventilation hole 11 are on the same horizontal line, the driving device uses a motor, an output shaft of the motor is connected with the sealing member 3, the sealing member 3 is driven to rotate by the motor, when the ventilation hole 11 coincides with the ventilation window 31, air can flow between the inside and the outside of the housing, and when the ventilation window 31 rotates to be not coincident with the ventilation hole 11, the inside and the outside of the housing are isolated, so that the sealing member seals or opens the ventilation hole 11. If the ventilation window 31 and the vent hole 11 are not on the same horizontal line, the vertical direction of the ventilation window 31 and the vertical direction of the vent hole 11 need to be ensured on the same straight line during installation, at the moment, the driving device can adopt an air cylinder, an output shaft of the air cylinder is connected onto the sealing member, the sealing member is driven to move up and down, and the technical effects can be achieved.
As another embodiment, the sealing member may be a sheet-shaped baffle plate, the baffle plate is tightly attached to the inner wall of the housing to block the vent hole, so that the sealing effect can be achieved, and the motor can drive the baffle plate to rotate or the air cylinder can move the baffle plate up and down to close or open the space where the humidity testing component is located.
On the basis of above-mentioned technical scheme, it is further that drive arrangement 4 is connected with remote control module 5, and remote control module 5 corresponds there is remote controller, sends a signal for remote control module 5 through remote controller, and remote control module 5 control drive arrangement 4 work to drive sealing member and remove, in this embodiment, remote control module 5 adopts radio remote control's mode to go on, certainly the utility model discloses a protection method is not limited to here, and other types of remote control mode is also in the utility model discloses a protection range, for example infrared remote control, ultrasonic remote control or adopt wireless LAN's mode to carry out the remote control.
Further, a battery 6 is installed in the housing 1, the battery 6 supplies power to the driving device, and in the embodiment, the battery 6 is a rechargeable lithium battery, which is not only energy-saving and environment-friendly, but also can be continuously used.
When the concrete humidity detection device is used, before concrete is mixed or poured, the vent hole is sealed by a sealing component, as shown in fig. 3, then the device is preset at a test position and is fixed, so that the device is prevented from deviating from a test area due to stress when the concrete is poured, and the humidity detection device is kept in a closed state from the time when the concrete is poured to the time when the concrete is finally set, so that the device can be prevented from being damaged due to the fact that the concrete flows into the device when the concrete is not set, and the detection accuracy is guaranteed;
after the concrete reaches final setting, make drive arrangement work, drive sealing member and remove, make netted awl bucket change open state into, as shown in fig. 4, at this moment, hygrometer test probe and concrete produce the space intercommunication, the moisture evaporation of concrete, the humidity of shell inner space produces the equilibrium with concrete humidity gradually, the humidity change of hygrometer test probe through the humidity change of testing inner space reflection concrete, the realization is to the test of concrete humidity.
This concrete humidity testing arrangement is through setting up humidity test component in the space can seal also openable casing to can bury the concrete when sealing whole device in, guarantee that humidity test component is not damaged by the concrete, need examine time measuring, make casing inner space and external air exchange, make the inside air direct contact of humidity test component and concrete, the inside humidity of accurate detection concrete, whole device is simple to use moreover, it is convenient to dismantle.
The embodiments of the present invention have been described in detail with reference to the accompanying drawings, but the present invention is not limited to the described embodiments. It will be apparent to those skilled in the art that various changes, modifications, substitutions and alterations can be made in the embodiments without departing from the principles and spirit of the invention, and the scope of the invention is to be accorded the full scope of the claims.
Claims (8)
1. The utility model provides a concrete humidity detection device, includes the casing, its characterized in that: the humidity testing device is characterized in that a humidity testing assembly is arranged in the shell, an air vent is formed in the shell, a sealing member is further arranged in the shell and used for isolating the space where the humidity testing assembly is located from the outside, the sealing member is connected with a driving device, and the driving device drives the sealing member to move so that the space where the humidity testing assembly is located is balanced with the outside humidity through the air vent.
2. The concrete humidity detecting apparatus according to claim 1, wherein: the sealing component is cylindrical, and the side wall of the sealing component is provided with a ventilation window corresponding to the ventilation hole.
3. The concrete humidity detecting apparatus according to claim 1, wherein: the sealing component is a sheet-shaped baffle plate, and the baffle plate is tightly attached to the inner wall of the shell where the vent hole is located.
4. The concrete humidity detecting apparatus according to claim 2 or 3, wherein: the driving device comprises a motor, an output shaft of the motor is connected with the sealing component, and the motor drives the sealing component to rotate.
5. The concrete humidity detecting apparatus according to claim 2 or 3, wherein: the driving device comprises an air cylinder, an output shaft of the air cylinder is connected with the sealing component, and the air cylinder drives the sealing component to move up and down.
6. The concrete humidity detecting apparatus according to claim 1, wherein: the humidity test assembly comprises a hygrometer connecting rod, and a hygrometer test probe is fixed at one end of the hygrometer connecting rod.
7. The concrete humidity detecting apparatus according to claim 1, wherein: the driving device is connected with a remote control module, and the remote control module corresponds to a remote controller.
8. The concrete humidity detecting apparatus according to claim 1, wherein: a battery is arranged in the shell and supplies power for the driving device.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922152018.4U CN211348238U (en) | 2019-12-04 | 2019-12-04 | Concrete humidity detection device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922152018.4U CN211348238U (en) | 2019-12-04 | 2019-12-04 | Concrete humidity detection device |
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| Publication Number | Publication Date |
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| CN211348238U true CN211348238U (en) | 2020-08-25 |
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| CN201922152018.4U Active CN211348238U (en) | 2019-12-04 | 2019-12-04 | Concrete humidity detection device |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112770563A (en) * | 2020-12-28 | 2021-05-07 | 歌尔光学科技有限公司 | Electronic equipment and waterproof construction thereof |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112770563A (en) * | 2020-12-28 | 2021-05-07 | 歌尔光学科技有限公司 | Electronic equipment and waterproof construction thereof |
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Effective date of registration: 20220308 Address after: 212100 No.78, changxiangdong Avenue, Dantu District, Zhenjiang City, Jiangsu Province Patentee after: ZHENJIANG KEYI ENGINEERING DETECTION TECHNOLOGY Co.,Ltd. Address before: 212100 No.78, changxiangdong Avenue, Dantu District, Zhenjiang City, Jiangsu Province Patentee before: ZHENJIANG KEYI ENGINEERING DETECTION TECHNOLOGY Co.,Ltd. Patentee before: Nanjing Wudong Electromechanical Equipment Technology Co., Ltd |