CN210691557U

CN210691557U - Device for early warning of bolt work abnormity

Info

Publication number: CN210691557U
Application number: CN201921174476.1U
Authority: CN
Inventors: 金明
Original assignee: Nanjing College of Information Technology
Current assignee: Nanjing College of Information Technology
Priority date: 2019-07-24
Filing date: 2019-07-24
Publication date: 2020-06-05
Anticipated expiration: 2029-07-24

Abstract

The utility model relates to a device of early warning bolt work anomaly, including pressure acquisition module, processing module, communication module, terminal warning module and power module, pressure acquisition module is used for detecting the pressure value that the bolt bore, when the pressure value is big more, it is big more to explain the tightness between fastened object and the bolt, when the pressure value is little more, it is little more to explain the tightness between fastened object and the bolt, the bolt has taken place to become flexible, pressure acquisition module sends the bolt pressure value that measures to processing module, processing module is used for receiving the bolt pressure value, and compare the pressure value that receives with the pressure value of presetting, if the bolt pressure value is less than the default, send early warning information to communication module, communication module sends the warning signal to terminal warning module, warning module sends the early warning signal after receiving the warning signal; the utility model discloses convenient to use does not receive the restriction of use occasion, can play the early warning effect when the bolt takes place not hard up.

Description

Device for early warning of bolt work abnormity

Technical Field

The utility model belongs to engineering early warning field especially relates to a device of early warning bolt work anomaly.

Background

Bolting is the most common method of joining components or parts and is widely used in construction equipment. However, the bolts are difficult to attract attention of people in the using process, even experienced engineering technicians often lay things without fully considering the quality of the bolts or the fatigue degree of long-term work, so that most of large-scale engineering accidents are caused by the bolts, partial serious traffic accidents of automobiles, collapse of wind power tower cranes, falling of manned elevators, collapse of power transmission towers and the like are inexhaustible, the loss is huge, and serious threats are brought to the life and property safety of people. The utility model discloses can get rid of because the damage of bolt or the hidden danger of the major safety accident that becomes flexible and lead to effectively.

Disclosure of Invention

In order to solve the problem, the utility model provides a device that early warning bolt work is unusual prevents great engineering accident through detecting the bolt-up degree.

The utility model discloses a device of early warning bolt work anomaly, including pressure acquisition module, processing module, communication module, terminal warning module and power module, pressure acquisition module and processing module are connected, and processing module links to each other with communication module, and communication module links to each other with terminal warning module, and power module is connected with pressure acquisition module, processing module, communication module and terminal warning module respectively, provides the power for the normal work of other modules; the power module adopts a small lithium battery; the utility model is arranged between the bolt and the nut;

the pressure acquisition module is used for detecting a pressure value born by the bolt, when the pressure value is larger, the fastening degree between the fastened object and the bolt is larger, when the pressure value is smaller, the fastening degree between the fastened object and the bolt is smaller, the bolt is loosened, the pressure acquisition module sends the measured bolt pressure value to the processing module, the processing module is used for receiving the bolt pressure value and comparing the received pressure value with a preset pressure value, if the bolt pressure value is lower than the preset value, early warning information is sent to the communication module, the communication module sends a reminding signal to the terminal reminding module, and the reminding module sends the early warning signal after receiving the reminding signal;

as the utility model discloses the further limited scheme of device, pressure acquisition module adopts foil gage formula pressure sensor.

As the utility model discloses the device further inject the scheme, pressure acquisition module encapsulate in annular gasket, annular gasket cover is established on the bolt, works as the utility model is used for when fastening the object, annular gasket is located the bolt head and is fastened between the object. A pressure sensor located between the head of the bolt and the object to be fastened is used to measure the pressure to which the bolt is subjected.

As the utility model discloses the device further prescribe a limit to the scheme, the utility model discloses a device is still including the power detection module who is used for detecting power module voltage, and power detection module is connected with power module, and power detection module's output is connected with processing module. The processing module preferably selects low-power-consumption processing, the power supply detection module sends a detected power supply working voltage value to the processing module, the processing module compares the received power supply working voltage with a preset rated voltage, and when the power supply working voltage is lower than the rated voltage, the processing module communication module sends early warning information to the terminal reminding module;

as a further limitation of the device of the present invention, the communication module, which can be selected from wired or wireless communication module, is connected to the processing module for remote wireless communication.

As the utility model discloses the device further prescribes a limit to the scheme, the terminal reminds the module to include display and voice prompt module. The reminding function can be more intuitively and effectively realized.

The utility model has the advantages that: the device of the utility model is installed between the bolt and the fastened object, the pressure acquisition module detects the pressure value that the bolt receives the pressure of the fastened object, and sends the measured bolt pressure value to the processing module, the processing module is used for receiving the bolt pressure value, if the bolt pressure value is lower than the preset value, the early warning information is sent to the communication module, the communication module sends a reminding signal to the terminal reminding module, and the reminding module sends the early warning signal after receiving the reminding signal; the utility model discloses convenient to use does not receive the restriction of use occasion, can play the early warning effect when the bolt takes place not hard up.

Drawings

Fig. 1 is a block diagram of an embodiment of the present invention.

Fig. 2 is a block diagram of another embodiment of the present invention.

Fig. 3 is an installation schematic diagram of the present invention.

Wherein: 1. a bolt head; 2. an annular gasket; 3. and (4) screws.

Detailed Description

As shown in fig. 1, a device for early warning of bolt working abnormality comprises a pressure acquisition module, a processing module, a communication module, a terminal reminding module and a power supply module; the pressure acquisition module is connected with the processing module, the processing module is connected with the communication module, the communication module is connected with the terminal reminding module, and the power supply module is respectively connected with the pressure acquisition module, the processing module, the communication module and the terminal reminding module and provides power for the normal work of other modules; as shown in fig. 3, the pressure acquisition module be capsulated in annular gasket 2, annular gasket 2 cover is established on the bolt, works as the utility model is used for when fastening the object, annular gasket 2 is located bolt head 1 and is fastened between the object. The pressure sensor is positioned between the bolt head 1 and an object to be fastened and is used for measuring the pressure born by the bolt, when a screw 3 matched with the bolt is normally screwed, the pressure acquisition module acquires the current pressure value and prestores the current pressure value in the system as the preset value of the bolt pressure, in the long-term use process, when the fastening degree of the bolt is reduced to 90% of the preset value of the bolt due to the quality problem or the use problem of the bolt, the processing module sends out early warning information, the communication module sends out a terminal reminding module, and the reminding module sends out an early warning signal after receiving the reminding signal; the communication module can be a wired or wireless communication module and is used for remote wireless communication. The terminal reminding module comprises a display and a voice prompt module.

The processing module, the communication module, the terminal reminding module and the power module are packaged together and connected with the annular gasket 2, and the modules are not positioned between the bolt head 1 and the fastened object during installation, so that the processing module, the communication module, the terminal reminding module and the power module can be prevented from bearing the pressure between the bolt head 1 and the fastened object, and the damage of the pressure to the modules is avoided.

As shown in figure 2, the device for early warning of bolt work abnormity further comprises a power supply detection module, the power supply detection module needs to constantly monitor the working voltage of the power supply module, the power supply module adopts a lithium battery, after the device works for a long time, the voltage of the power supply module is reduced to be below the rated voltage, the processing module sends a warning signal to the warning module through the communication module, the energy of the early warning battery is too low, and the situation that the device loses the early warning effect due to the exhaustion of the battery is prevented.

Claims

1. The utility model provides a device of early warning bolt work anomaly, its characterized in that, reminds module and power module including pressure acquisition module, processing module, communication module, terminal, and pressure acquisition module and processing module are connected, and processing module links to each other with communication module, and communication module reminds the module with the terminal and links to each other, and power module reminds the module with pressure acquisition module, processing module, communication module and terminal respectively and is connected, provides the power for the normal work of each module, pressure acquisition module encapsulate in annular gasket (2), annular gasket (2) cover is established on the bolt.

2. The device for warning the bolt working abnormity according to claim 1, wherein the pressure acquisition module adopts a strain gauge type pressure sensor.

3. The device for warning the bolt working abnormity according to claim 1, further comprising a power supply detection module for detecting the voltage of the power supply module, wherein the output end of the power supply detection module is connected with the processing module.

4. The device for warning the bolt working abnormity according to claim 1, wherein the communication module is a wired or wireless communication module.

5. The device for warning of bolt work abnormity according to claim 1, wherein the terminal reminding module comprises a display and a voice prompt module.