阅读说明：本技术 一种智能紧固器 (Intelligent fastener ) 是由 李京阳 陈等贤 王文俊 郭建忠 秦奋文 张述丰 张振国 孔令赟 韩宝龙 康国兴 于 2021-01-28 设计创作，主要内容包括：本发明涉及一种智能紧固器,所述智能紧固器包括挂钩、拉力传感器及丝杆,所述挂钩与所述拉力传感器近端固定连接,所述拉力传感器远端通过与之连接的推力轴承与所述丝杆连接,所述丝杆上螺纹连接有丝母,且所述丝母上转动安装有卡板；所述智能紧固器还包括中央处理模块,所述中央处理模块包括微处理器、拉力检测单元、电压检测单元、通讯模块及指示模块。设置的拉力检测单元接收拉力传感器检测的拉力值并传送到微处理器,电压检测单元检测电池电压并传送到微处理器,微处理器根据检测数据控制指示模块发送提醒信息给现场人员,同时还将布防、撤防及报警的信息通过通讯模块发送至计算机终端,实现对智能紧固器使用过程中的监控。(The invention relates to an intelligent fastener, which comprises a hook, a tension sensor and a screw rod, wherein the hook is fixedly connected with the near end of the tension sensor, the far end of the tension sensor is connected with the screw rod through a thrust bearing connected with the tension sensor, a screw nut is connected with the screw rod through threads, and a clamping plate is rotatably arranged on the screw nut; the intelligent fastener further comprises a central processing module, and the central processing module comprises a microprocessor, a tension detection unit, a voltage detection unit, a communication module and an indication module. The tension detection unit receives a tension value detected by the tension sensor and transmits the tension value to the microprocessor, the voltage detection unit detects the voltage of the battery and transmits the voltage to the microprocessor, the microprocessor controls the indication module to send reminding information to field personnel according to detection data, and meanwhile, the information of arming, disarming and alarming is sent to the computer terminal through the communication module, so that monitoring of the intelligent fastener in the using process is achieved.)

1. The intelligent fastener is characterized by comprising a hook (1), a tension sensor (2) and a lead screw (6), wherein the hook (1) is fixedly connected with the tension sensor (2), one end, far away from the hook (1), of the tension sensor (2) is connected with the lead screw (6) through a thrust bearing (5) connected with the tension sensor, a screw nut (7) is connected onto the lead screw (6) in a threaded manner, and a clamping plate (8) is rotatably mounted on the screw nut (7);

the intelligent fastener further comprises a central processing module (10), wherein the central processing module (10) comprises a microprocessor, a tension detection unit, a communication module and an indication module, and the intelligent fastener comprises:

the tension detection unit is connected with the tension sensor (2) and used for receiving the tension value detected by the tension sensor (2) and sending the tension value;

the microprocessor is used for receiving the tension value sent by the tension detection unit and the battery voltage value sent by the voltage detection unit, and when the tension value reaches a defense setting value and a defense withdrawing setting value or the tension value and the voltage value reach an abnormal alarm value, the microprocessor sends defense deploying, withdrawing or alarming information to the computer terminal through the communication module and sends an indicating signal;

and the indicating module is used for receiving the indicating signal and providing reminding information for field personnel.

2. The intelligent fastener is characterized by further comprising a module box (9) and a battery box (3) for placing a central processing module (10), wherein the battery box (3) and the module box (9) are respectively positioned at two sides of the tension sensor (2), clamped in clamping grooves formed in the hook (1) and fixed through bolts;

and a battery (4) electrically connected with the central processing module (10) is arranged on the inner side of the battery box (3).

3. An intelligent fastener according to claim 2, characterized in that the central processing module (10) further comprises a voltage detection unit, the voltage detection unit is connected with the battery (4) and the microprocessor and is used for detecting the voltage of the battery (4).

4. A smart fastener according to claim 2 wherein the modular case (9) is also removably fitted with a top cover (11).

5. An intelligent fastener according to claim 1, wherein the hook (1) is in threaded connection with the tension sensor (2) and is fixed through a pin, one end of the tension sensor (2) far away from the hook (1) is in threaded connection with the thrust bearing (5) and is fixed through a pin, and one end of the thrust bearing (5) far away from the tension sensor (2) is in threaded connection with the screw rod (6) and is fixed through a pin.

6. The intelligent fastener according to claim 1, wherein the screw rod (6) and the nut (7) are both T-shaped left-handed double-thread.

7. The intelligent fastener of claim 1, wherein the indication module comprises an indicator light and a buzzer connected with the microprocessor.

8. The smart fastener of claim 1 wherein the central processing module further comprises a radio frequency card or bluetooth receiving module that establishes communication with an identification module disposed within the anti-creep device case.

Technical Field

The invention relates to the field of vehicle anti-slip, in particular to an intelligent fastener.

Background

Vehicle runaway is an important safety problem for the railway department, and has the consequences of causing huge economic loss, interrupting the running transportation and even causing personal casualties. In order to prevent the occurrence of the slip accident of the freight car, a fastener is adopted to prevent the slip at present.

The railway industry Standard TB/T3095-: the axial pull force generated by the fastener on the manual brake is 10-14.7 KN. The traditional fastener has no tension detection function, and anti-slip implementing personnel feel whether the fastener is tensioned or not by people and whether the tension reaches the standard or not is unknown. Meanwhile, in order to ensure that the tension of the fastener is always kept after the fastener is prevented from slipping, a manual regular inspection system is established by railway departments, and the problem of personal safety caused by the manual regular inspection system is particularly prominent.

The existing intelligent fastener strain sensitivity is influenced by temperature change, and the error generated is large, so that the application range is limited to a certain extent, and the intelligent fastener strain sensitivity is labor-consuming and inconvenient to use.

Disclosure of Invention

The present invention is directed to an intelligent fastener, so as to solve the problems mentioned in the background art.

In order to achieve the purpose, the invention provides the following technical scheme:

an intelligent fastener comprises a hook, a tension sensor and a lead screw, wherein the hook is fixedly connected with the tension sensor, one end, far away from the hook, of the tension sensor is connected with the lead screw through a thrust bearing connected with the tension sensor, a screw nut is connected to the lead screw in a threaded manner, and a clamping plate is rotatably mounted on the screw nut;

the intelligence binding still includes central processing module, central processing module includes microprocessor and pulling force detecting element, communication module and indicating module, wherein:

the tension detection unit is connected with the tension sensor and used for detecting the tension value of the tension sensor and sending the tension value;

the microprocessor is used for receiving the tension value, judging whether the tension value reaches a arming set value or a disarming set value, sending arming information or disarming information to the computer terminal through the communication module when the tension value reaches the arming set value or the disarming set value, and issuing an indication signal;

and the indicating module is used for receiving the indicating signal and sending prompt information to field operators according to the indicating signal.

As a further scheme of the invention: the intelligent fastener also comprises a module box and a battery box for placing the central processing module, wherein the battery box and the module box are respectively positioned at two sides of the tension sensor, clamped in clamping grooves formed in the hooks and fixed through bolts;

and a battery electrically connected with the central processing module is arranged on the inner side of the battery box.

As a still further scheme of the invention: the central processing module also comprises a voltage detection unit which is connected with the battery and the microprocessor and is used for detecting the voltage input of the central processing module.

As a still further scheme of the invention: the module box can be detachably provided with an upper cover.

As a still further scheme of the invention: the hook is in threaded connection with the tension sensor and is fixed through a penetrating pin, one end, far away from the hook, of the tension sensor is in threaded connection with the thrust bearing and is fixed through the penetrating pin, and one end, far away from the tension sensor, of the thrust bearing is in threaded connection with the lead screw and is fixed through the penetrating pin.

As a still further scheme of the invention: the screw rod and the screw nut are both T-shaped left-handed double-thread threads.

As a still further scheme of the invention: the indicating module comprises an indicating lamp and a buzzer which are connected with the microprocessor.

As a still further scheme of the invention: the central processing module further comprises a radio frequency card or a Bluetooth receiving module, and the radio frequency card or the Bluetooth receiving module is communicated with an identification module arranged in the anti-slip device box.

Compared with the prior art, the invention has the beneficial effects that: the intelligent fastener is novel in design, the thrust bearing is adopted, so that labor is saved when the screw rod rotates, the intelligent fastener is convenient to use, the set tension detection unit receives detection data of the tension sensor and transmits the detection data to the microprocessor, the microprocessor controls the indication module to send reminding information according to the detection data so as to remind field operators, and meanwhile, the arming, disarming and warning information is sent to the computer terminal, so that monitoring of the intelligent fastener in the using process is realized, and the intelligent fastener is high in practicability.

Drawings

FIG. 1 is a schematic structural diagram of an intelligent fastener.

FIG. 2 is a block diagram of the central processing module of the intelligent fastener.

In the figure: 1-hook, 2-tension sensor, 3-battery box, 4-battery, 5-thrust bearing, 6-lead screw, 7-screw, 8-snap-gauge, 9-module box, 10-central processing module, and 11-upper cover.

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.

In addition, an element of the present invention may be said to be "fixed" or "disposed" to another element, either directly on the other element or with intervening elements present. When an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present. The terms "vertical," "horizontal," "left," "right," and the like as used herein are for illustrative purposes only and do not represent the only embodiments.

Referring to fig. 1-2, in the embodiment of the present invention, an intelligent fastener includes a hook 1, a tension sensor 2 and a screw rod 6, where the hook 1 is fixedly connected to the tension sensor 2, one end of the tension sensor 2, which is far away from the hook 1, is connected to the screw rod 6 through a thrust bearing 5 connected to the tension sensor, a screw 7 is connected to the screw rod 6 through a thread, and a clamping plate 8 is rotatably mounted on the screw 7;

the intelligent fastener further comprises a central processing module 10, wherein the central processing module 10 comprises a microprocessor, a tension detection unit, a communication module and an indication module, wherein:

the tension detection unit is connected with the tension sensor 2 and used for detecting the tension value of the tension sensor 2 and sending the tension value;

the microprocessor is used for receiving the tension value, judging whether the tension value reaches a arming set value or a disarming set value, sending arming information or disarming information through the communication module when the tension value reaches the arming set value or the disarming set value, and sending an indication signal;

and the indicating module is used for receiving the indicating signal and reminding a field operator according to the indicating signal.

In the embodiment of the invention, the thrust bearing 5 is adopted, so that labor is saved when the screw rod 6 is rotated, the use is convenient, the arranged tension detection unit receives the detection data of the tension sensor 2 and transmits the detection data to the microprocessor, the microprocessor controls the indication module to send the reminding information according to the detection data so as to remind field operators, and meanwhile, the arming, disarming and warning information is sent to the computer terminal, so that the monitoring of the intelligent fastener in the use process is realized, and the practicability is strong.

In the embodiment of the present invention, it should be noted that the snap-gauge 8 is mounted on the nut 7, and can rotate within 180 degrees by being respectively matched with the hole and the shaft.

In the embodiment of the invention, when the intelligent fastener is used for deploying defense, the hook 1 is hung on a chain ring of a vehicle manual brake, the clamping plate 8 is clamped on a vehicle body, then the screw rod 6 is rotated anticlockwise through a special wrench to tighten a chain, when the tension detection unit of the central processing module 10 receives the tension detected by the tension sensor 2 and reaches the set value of deploying the defense, the indication module sends out reminding information to field personnel, and the communication module sends the deploying information to a computer terminal.

In the embodiment of the invention, when the intelligent fastener is disarmed, the screw rod 6 which is rotated clockwise by using a special spanner is used for loosening the chain, then the clamping plate 8 is taken down from the vehicle body, the hook 1 is taken down from the chain ring of the vehicle manual brake, when the tension detection unit of the central processing module 11 receives that the tension detected by the tension sensor 2 reaches the set value of disarmed, the indicating module sends reminding information to field personnel, and the communication module sends disarmed information to a computer terminal.

In the embodiment of the present invention, it should be further noted that, when the intelligent fastener is in the arming state, the communication module of the central processing module 10 sends the normal state information every 3 minutes, and when the tension detection unit receives that the tension detected by the sensor is continuously smaller than the arming set value, the tension detection unit sends the information that the tension value is low to the computer terminal, and meanwhile, the indication module changes the state.

As an embodiment of the invention, the intelligent fastener further comprises a module box 9 and a battery box 3, wherein the module box 9 and the battery box 3 are used for placing a central processing module 10, the battery box 3 and the module box 9 are respectively positioned at two sides of the tension sensor 2, clamped in a clamping groove arranged on the hook 1, and fixed through bolts;

a battery 4 electrically connected to the central processing module 10 is mounted inside the battery case 3.

In the embodiment of the present invention, the central processing module 10 is further provided with a charging port, and the charging port is used for supplementing the power to the battery 4.

In the embodiment of the present invention, it should be noted that the cartridge 9 and the battery case 3 are provided with an insertion groove on the side facing the tension sensor 2, and the cartridge 9 is inserted into the insertion groove and fixed to the battery case 3 after being fixed to the battery case 3, and it is understood that the thrust bearing 5 is fitted between the cartridge 9 and the battery case 3 when the cartridge 9 is fixed to the battery case 3.

In the embodiment of the present invention, it should be further noted that the tension sensor 2 is connected with a wire, and the wire penetrates through a through hole formed in the module box 9 and is connected with the central processing module 10, and after the connection is achieved, the inner side of the through hole needs to be sealed by glue filling, so as to achieve the purposes of water resistance, dust resistance and shock resistance.

As an embodiment of the present invention, the central processing module 10 further includes a voltage detection unit, and the voltage detection unit is connected to the battery 4 and the microprocessor, and is configured to detect the voltage of the battery 4.

In the embodiment of the present invention, the voltage detection unit is configured to detect the electric quantity information of the battery 4, and preferably, when the voltage of the battery 4 is lower than 3.5V, the voltage detection unit sends the detected voltage information to the microprocessor, the microprocessor controls the indication module to change the state so as to remind an operator, and the microprocessor controls the communication module to send the information of low electric quantity to the computer terminal.

As an embodiment of the present invention, the module case 9 may be detachably mounted with an upper cover 11.

In the embodiment of the present invention, the upper cover 11 is fixedly connected to the module case 9 by bolts, so as to facilitate disassembly for assembling or disassembling the central processing module 10 disposed in the module case 9.

As an embodiment of the invention, the hook 1 is in threaded connection with the tension sensor 2 and is fixed by a pin, one end of the tension sensor 2, which is far away from the hook 1, is in threaded connection with the thrust bearing 5 and is fixed by a pin, and one end of the thrust bearing 5, which is far away from the tension sensor 2, is in threaded connection with the screw rod 6 and is fixed by a pin.

As an embodiment of the present invention, the screw rod 6 and the nut 7 both adopt T-shaped left-handed double threads, so that the screw rod 6 is rotated with time and labor saving, and the use is convenient.

As an embodiment of the present invention, the indication module includes an indication lamp and a buzzer connected to the microprocessor.

In the embodiment of the present invention, it should be noted that, when the tension detecting unit receives that the tension detected by the tension sensor 2 reaches the set value of the defense deployment, the indicator light turns into green and flashes, and the buzzer sends out a sound prompt; when the tension detection unit receives that the tension detected by the tension sensor 2 reaches a set value for disarming, the indicator light turns into green and flashes, and the buzzer sends out a sound prompt.

In the embodiment of the present invention, when the tension detection unit of the central processing module 10 receives that the tension detected by the tension sensor 2 is continuously smaller than the arming setting value, the tension detection unit sends information that the tension value is low, and the indicator light turns red.

In the embodiment of the present invention, when the voltage detection unit of the central processing module 10 detects that the voltage of the battery 5 is lower than 3.5V, the voltage detection unit sends a low power message, and the indicator light turns red.

As an embodiment of the present invention, the central processing module further includes a radio frequency card or a bluetooth receiving module, and the radio frequency card or the bluetooth receiving module establishes communication with an identification module disposed in the anti-slide apparatus box.

As an embodiment of the present invention, the communication module includes a communication unit and an antenna thereof.

It will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential attributes thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.