CN105626104A - Suspended single hydraulic prop with compression sensing function - Google Patents
Suspended single hydraulic prop with compression sensing function Download PDFInfo
- Publication number
- CN105626104A CN105626104A CN201610148435.XA CN201610148435A CN105626104A CN 105626104 A CN105626104 A CN 105626104A CN 201610148435 A CN201610148435 A CN 201610148435A CN 105626104 A CN105626104 A CN 105626104A
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- China
- Prior art keywords
- pressure
- hydraulic prop
- module
- top cover
- single hydraulic
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Classifications
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- E—FIXED CONSTRUCTIONS
- E21—EARTH DRILLING; MINING
- E21D—SHAFTS; TUNNELS; GALLERIES; LARGE UNDERGROUND CHAMBERS
- E21D15/00—Props; Chocks, e.g. made of flexible containers filled with backfilling material
- E21D15/14—Telescopic props
- E21D15/44—Hydraulic, pneumatic, or hydraulic-pneumatic props
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH DRILLING; MINING
- E21D—SHAFTS; TUNNELS; GALLERIES; LARGE UNDERGROUND CHAMBERS
- E21D15/00—Props; Chocks, e.g. made of flexible containers filled with backfilling material
- E21D15/14—Telescopic props
- E21D15/46—Telescopic props with load-measuring devices; with alarm devices
Abstract
Provided is a suspended single hydraulic prop with a compression sensing function.The suspended single hydraulic prop comprises a suspended single hydraulic prop body, a head cover base plate, a sealing ring, a pin, a spherical support, a pressure sensor, a sensor signal wire output hole and a compression detection device; the head cover base plate is arranged on a head cover of the suspended single hydraulic prop body, the pressure sensor is arranged in the head cover base plate, and the pressure sensor detects pressure borne by the head cover base plate and transmits the pressure to the compression detection device through the sensor signal wire output hole to be used for compression sensing information of the suspended single hydraulic prop.The suspended single hydraulic prop with the compression sensing function has the advantages that the structure of an existing suspended single hydraulic prop does not need to be changed, and installing and adjusting are convenient; system wiring is simplified, wiring pull-apart is avoided, and detection nodes are easy to increase; power consumption is low, higher precision is achieved, and long-time continuous working is achieved; online monitoring and early warning which utilize a wireless communication function are achieved, and the reliability and safety of underground coalmine production are improved.
Description
Technical field
The present invention relates to a kind of suspension formula hydraulic prop, particularly there is the suspension formula hydraulic prop knowing function by pressure sensitivity.
Background technology
Chinese coal output accounts for the nearly half of the total coal production in the world, and provides support apparatus mainly hydraulic prop and the hydraulic support that underground coal is exploited in the process of coal production, and during underground coal is exploited, the overwhelming majority adopts hydraulic prop. Therefore to the safety assurance of hydraulic prop, for ensureing the running environment that underground coal mine staff and coal excavation apparatus provide safe and reliable, and then ensure that coal mine downhole safety production is extremely important. Hydraulic prop, as main on-the-spot support apparatus, will meet the reliability in daily supporting and security, the more important thing is monomer hydraulic supporting safety and underground top plate disaster alarm.
The domestic safety and reliability inspection to suspension formula hydraulic prop at present generally adopts traditional scene regularly to adopt pressure mode, although the pressure detection mode using for reference hydraulic support adopts cable network pressure detection mode, but there is check point and cause the defects such as system wiring is complicated, system wiring is easily torn with propelling, the shifting operation such as frame, lifting support of exploitation working face less in this kind of cable network pressure detection mode, it is very difficult to is widely used application simultaneously; In addition this kind of cable network pressure detection mode needs to be transformed by triple-use valve, and this just have impact on the trouble-free service requirement of suspension formula hydraulic prop, therefore produces to underground coal mine and leaves severe compromise, can not produce for coal mine downhole safety and provide safeguard.
Summary of the invention
It is an object of the invention to provide and a kind of there is the suspension formula hydraulic prop knowing function by pressure sensitivity, particularly with radio communication function, there is the suspension formula hydraulic prop knowing function by pressure sensitivity, the problems referred to above can be efficiently solved, in the trouble-free service situation not affecting existing suspension formula hydraulic prop, utilize the reality of wireless sensor network Real-Time Monitoring monitoring hydraulic prop by pressure situation, early discovery hydraulic prop is pressed and face pressure changes, grasp the actual support conditions in real time of underground coal mine supporting situation and production scene top board comprehensively, improve reliability and the security of hydraulic prop, realize down-hole hydraulic prop on-line monitoring and early warning, for vast coal miner provides Working environment safely and reliably, ensure the normal operation of colliery downhole equipment.
The object of the present invention is achieved like this: a kind of have the suspension formula hydraulic prop knowing function by pressure sensitivity, it is characterized in that: this pillar comprises suspension formula hydraulic prop, top cover seat board, sealing-ring, pin, spherical bearing, pressure transmitter, sensor signal lines delivery outlet, by pressure detection device, suspension formula hydraulic prop also comprises base, oil cylinder, triple-use valve, post alive, sealing cover, top cover, top cover seat board is positioned on the top cover of suspension formula hydraulic prop, top cover seat board built in pressure sensor, embedding sealing circle between pressure transmitter and top cover seat board, for sealing and the location of pressure transmitter and top cover seat board, the signal wire of pressure transmitter by sensor signal lines delivery outlet with by pressure detection device be connected, will export top cover seat board pressure detection signal, for the formula hydraulic prop that suspends by pressure perception information.
Described comprises device case, external antenna, master control unit, the display of interior pressure, work exhibited light, conduit, silica gel wire, lock sleeve, retaining screw by pressure detection device, lock sleeve is fixedly connected with retaining screw and conduit by internal thread, conduit is connected with device case, and the internal thread of retaining screw and sensor signal lines delivery outlet is connected and fixed by pressure detection device; Master control unit is built in device case, is connected with external antenna, the display of interior pressure, work exhibited light respectively; Silica gel wire connects master control unit and pressure transmitter, and the pressure detecting signal transmitting pressure transmitter, to master control unit, sends pressure detecting signal by external antenna.
Described master control unit comprises temperature sensor, sensor signal detection module, A/D(mould/number) change module, matrix button, microcontroller, radio communication module, interior pressure display module, work exhibited light module, intrinsic safety electric source module, sensor signal detection module also comprises pressure signal detection, the detection of temperature signal detection, voltage of supply, for detecting denoising, the amplification of signal; A/D(mould/number) change module into multi input D/A switch switch circuit, select to determine analog/digital conversion by microprocessor; Microprocessor is connected with radio communication module.
Described radio communication module adopts ZigBee communication module, sends, by the radio communication function of radio communication module, the pressure detecting signal that microprocessor receives, for the formula hydraulic prop that suspends by pressure perception information.
Described intrinsic safety electric source module comprises digital power and analog power, digital power supply A/D(mould/number) change, microprocessor and radio communication module; Analog power supplies sensor signal detection module and interior pressure display module and the exhibited light module that works.
Advantage: 1) without the need to changing existing suspension formula hydraulic prop structure, be convenient to installment and debugging; 2) simplified system wiring, avoids wiring to pull apart, and is easy to increase detection node; 3) low-power consumption, degree of precision, long time continuous working; 4) on-line monitoring and the early warning of radio communication function is realized utilizing, it is to increase the reliability that underground coal mine is produced and security.
Accompanying drawing explanation
The structure iron of Fig. 1 the present invention;
The master control modular construction figure of Fig. 2 the present invention.
Embodiment
Embodiment 1: a kind of have the suspension formula hydraulic prop knowing function by pressure sensitivity, it is characterized in that: this pillar comprises suspension formula hydraulic prop, top cover seat board, sealing-ring, pin, spherical bearing, pressure transmitter, sensor signal lines delivery outlet, by pressure detection device, suspension formula hydraulic prop also comprises base, oil cylinder, triple-use valve, post alive, sealing cover, top cover, top cover seat board is positioned on the top cover of suspension formula hydraulic prop, top cover seat board built in pressure sensor, embedding sealing circle between pressure transmitter and top cover seat board, for sealing and the location of pressure transmitter and top cover seat board, the signal wire of pressure transmitter by sensor signal lines delivery outlet with by pressure detection device be connected, will export top cover seat board pressure detection signal, for the formula hydraulic prop that suspends by pressure perception information.
Described comprises device case, external antenna, master control unit, the display of interior pressure, work exhibited light, conduit, silica gel wire, lock sleeve, retaining screw by pressure detection device, lock sleeve is fixedly connected with retaining screw and conduit by internal thread, conduit is connected with device case, and the internal thread of retaining screw and sensor signal lines delivery outlet is connected and fixed by pressure detection device; Master control unit is built in device case, is connected with external antenna, the display of interior pressure, work exhibited light respectively; Silica gel wire connects master control unit and pressure transmitter, and the pressure detecting signal transmitting pressure transmitter, to master control unit, sends pressure detecting signal by external antenna.
Described master control unit comprises temperature sensor, sensor signal detection module, A/D(mould/number) change module, matrix button, microcontroller, radio communication module, interior pressure display module, work exhibited light module, intrinsic safety electric source module, sensor signal detection module also comprises pressure signal detection, the detection of temperature signal detection, voltage of supply, for detecting denoising, the amplification of signal; A/D(mould/number) change module into multi input D/A switch switch circuit, select to determine analog/digital conversion by microprocessor; Microprocessor is connected with radio communication module.
Described radio communication module adopts ZigBee communication module, sends, by the radio communication function of radio communication module, the pressure detecting signal that microprocessor receives, for the formula hydraulic prop that suspends by pressure perception information.
Described intrinsic safety electric source module comprises digital power and analog power, digital power supply A/D(mould/number) change, microprocessor and radio communication module; Analog power supplies sensor signal detection module and interior pressure display module and the exhibited light module that works.
Principle of work: top cover seat board is positioned on the top cover of suspension formula hydraulic prop, the built-in pressure transmitter of top cover seat board is by the pressure suffered by detection top cover seat board, pressure detecting signal is sent to by pressure detection device by sensor signal lines delivery outlet, master control unit by pressure detection device receives pressure detecting signal, denoising is carried out by the sensor signal detection module of master control unit, amplify, change module through A/D again and it is input to the treatment and analysis that microcontroller carries out detecting signal, analysis processing result and the pressure information of microprocessor will be sent by the radio communication function of the radio communication module being connected with microprocessor, as suspension formula hydraulic prop by pressure perception information, for the monitoring of formula hydraulic prop pressured state and the face roof disaster alarm of suspending.
The above, be only the specific implementation method of this invention. The present invention's protection is not limited thereto, and any is familiar with those skilled in the art in the technical scope that the present invention discloses, the change that can expect easily or replacement, all should be encompassed in protection scope of the present invention. Therefore, protection scope of the present invention should be as the criterion with the protection domain that claim defines.
Claims (2)
1. one kind has the suspension formula hydraulic prop knowing function by pressure sensitivity, it is characterized in that: this pillar comprises suspension formula hydraulic prop, top cover seat board, sealing-ring, pin, spherical bearing, pressure transmitter, sensor signal lines delivery outlet, by pressure detection device, suspension formula hydraulic prop also comprises base, oil cylinder, triple-use valve, post alive, sealing cover, top cover, top cover seat board is positioned on the top cover of suspension formula hydraulic prop, top cover seat board built in pressure sensor, embedding sealing circle between pressure transmitter and top cover seat board, for sealing and the location of pressure transmitter and top cover seat board, the signal wire of pressure transmitter by sensor signal lines delivery outlet with by pressure detection device be connected, will export top cover seat board pressure detection signal, for the formula hydraulic prop that suspends by pressure perception information,
Described comprises device case, external antenna, master control unit, the display of interior pressure, work exhibited light, conduit, silica gel wire, lock sleeve, retaining screw by pressure detection device, lock sleeve is fixedly connected with retaining screw and conduit by internal thread, conduit is connected with device case, and the internal thread of retaining screw and sensor signal lines delivery outlet is connected and fixed by pressure detection device; Master control unit is built in device case, is connected with external antenna, the display of interior pressure, work exhibited light respectively; Silica gel wire connects master control unit and pressure transmitter, and the pressure detecting signal transmitting pressure transmitter, to master control unit, sends pressure detecting signal by external antenna.
2. according to claim 1 a kind of have the suspension formula hydraulic prop knowing function by pressure sensitivity, it is characterized in that: described master control unit comprises temperature sensor, sensor signal detection module, A/D(mould/number) change module, matrix button, microcontroller, radio communication module, interior pressure display module, work exhibited light module, intrinsic safety electric source module, sensor signal detection module also comprises pressure signal detection, the detection of temperature signal detection, voltage of supply, for detecting denoising, the amplification of signal; A/D(mould/number) change module into multi input D/A switch switch circuit, select to determine analog/digital conversion by microprocessor; Microprocessor is connected with radio communication module;
Described radio communication module adopts ZigBee communication module, sends, by the radio communication function of radio communication module, the pressure detecting signal that microprocessor receives, for the formula hydraulic prop that suspends by pressure perception information;
Described intrinsic safety electric source module comprises digital power and analog power, digital power supply A/D(mould/number) change, microprocessor and radio communication module; Analog power supplies sensor signal detection module and interior pressure display module and the exhibited light module that works.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610148435.XA CN105626104A (en) | 2016-03-16 | 2016-03-16 | Suspended single hydraulic prop with compression sensing function |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610148435.XA CN105626104A (en) | 2016-03-16 | 2016-03-16 | Suspended single hydraulic prop with compression sensing function |
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| CN105626104A true CN105626104A (en) | 2016-06-01 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201610148435.XA Pending CN105626104A (en) | 2016-03-16 | 2016-03-16 | Suspended single hydraulic prop with compression sensing function |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106768717A (en) * | 2016-12-26 | 2017-05-31 | 宁夏软件工程院有限公司 | A kind of online pressure detecting system for applying to mine hydraulic prop |
| CN107201911A (en) * | 2017-06-21 | 2017-09-26 | 徐州中安科技股份有限公司 | A kind of cover device of hydraulic prop |
| CN107255037A (en) * | 2017-06-21 | 2017-10-17 | 徐州中安科技股份有限公司 | A kind of pressure sensitive device of hydraulic prop |
| CN113431636A (en) * | 2021-07-21 | 2021-09-24 | 赵佳琛 | Intelligent safety monitoring equipment of ore hole convenient to place |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106768717A (en) * | 2016-12-26 | 2017-05-31 | 宁夏软件工程院有限公司 | A kind of online pressure detecting system for applying to mine hydraulic prop |
| CN107201911A (en) * | 2017-06-21 | 2017-09-26 | 徐州中安科技股份有限公司 | A kind of cover device of hydraulic prop |
| CN107255037A (en) * | 2017-06-21 | 2017-10-17 | 徐州中安科技股份有限公司 | A kind of pressure sensitive device of hydraulic prop |
| CN113431636A (en) * | 2021-07-21 | 2021-09-24 | 赵佳琛 | Intelligent safety monitoring equipment of ore hole convenient to place |
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| C06 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
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| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20160601 |
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| RJ01 | Rejection of invention patent application after publication |