CN217813601U - Mining hydraulic support monitor - Google Patents
Mining hydraulic support monitor Download PDFInfo
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- CN217813601U CN217813601U CN202221110902.7U CN202221110902U CN217813601U CN 217813601 U CN217813601 U CN 217813601U CN 202221110902 U CN202221110902 U CN 202221110902U CN 217813601 U CN217813601 U CN 217813601U
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Abstract
The utility model relates to a mining hydraulic support monitor belongs to coal mine production monitoring facilities technical field. The hydraulic support monitor comprises a shell, the shell comprises a lower shell and an upper cover, a circuit board and a glue-sealed battery pack are fixed in the lower shell, a window is formed in the middle of the upper cover of the shell, a liquid crystal display screen is integrated on the circuit board, a window glass plate is sealed on the outer surface of the window of the upper cover, wiring perforations are formed in the right side panel of the lower shell, a plurality of pressure sensors are arranged on the lower side panel of the lower shell in a perforated mode and fixed, and the pressure sensors are electrically connected with the circuit board. The utility model discloses a hydraulic support monitor passes through pressure sensor and connects hydraulic support's hydraulic system, and the pressure variation of real-time supervision support obtains the pressure data in face lane hole of adopting, provides the guarantee for coal mining work's safety.
Description
Technical Field
The utility model relates to a coal mine safety production monitoring facilities technical field, concretely relates to mining hydraulic support monitor.
Background
At present, the coal mining develops towards intellectualization and unmanned direction. Various sensor technologies are applied to underground coal mine equipment in a large quantity, and the functions of protecting driving and navigation are achieved for safety mining of coal mines. In the coal mining, the working face mining is very dangerous, so the more the intelligent and unmanned mining is carried out in the past; in the mining of the working face, the hydraulic support of the working face plays a very important role in supporting, and can ensure the smooth mining of coal; therefore, the real-time monitoring of the hydraulic support is very important, and meanwhile, the monitoring device needs to meet the use requirements of complex environments such as large dust quantity, mechanical vibration and coal slag splashing in a coal mining field.
Disclosure of Invention
For solving the problem among the prior art, the utility model discloses a mining hydraulic support monitor, the structure is firm, can carry out real-time supervision to hydraulic support, provides help for coal mining's safety in production.
The utility model adopts the technical proposal that: the hydraulic support monitor comprises a metal shell, the casing comprises a lower casing and an upper cover, a circuit board and a glue-sealed battery pack are fixed in the lower casing, a window is arranged in the middle of the upper cover of the casing, a liquid crystal display is integrated on the circuit board, the liquid crystal display is right opposite to the window of the upper cover, a toughened window glass plate is sealed on the outer surface of the window of the upper cover, a plug punch hole is formed in the right side wall plate of the lower casing, a communication module is integrated on the circuit board, a communication plug of the communication module is outwards worn out from the plug punch hole of the right side wall plate, the communication plug is a waterproof aviation plug, a plurality of pressure sensors are arranged at the lower side wall plate of the lower casing in a punched mode and fixed on the lower side wall plate, the pressure sensors are electrically connected with the circuit board, and the back side of the bottom plate of the lower casing is connected with an anti-slip binding mechanism.
Furthermore, butt joint parts are respectively outwards and vertically outwards turned at the butt joint parts of the four side wall plates of the lower shell and the upper cover, the butt joint parts of the lower shell are fixedly connected with the upper cover through a plurality of uniformly distributed screws, and a circle of sealing gasket is pressed between the butt joint parts and the upper cover.
Furthermore, the communication module of circuit board is provided with wireless communication antenna, the last lateral wall board of casing has opened the antenna perforation down, communication antenna is fixed in the antenna perforation department of last lateral wall board.
Furthermore, the joints of the communication plug, the communication antenna, the pressure sensor and the wall plate of the lower shell are all provided with sealing rubber gaskets.
Furthermore, a handle is fixed in the middle of the upper side wall plate of the lower shell.
Furthermore, the window glass plate is fixed at the window of the upper cover through the window cover, the window cover is fixedly installed with the upper cover through screws, a layer of sealing gasket is pressed between the periphery of the window glass plate and the upper cover, and the lower part of the window cover is exposed out of the operation keys.
Furthermore, the inside welding of casing has the installing support down, circuit board and gluey group battery are fixed on the installing support. The dorsal side of bottom plate of casing down antiskid is tied up and is tied up mechanism and is included two articulated mounting panels, the mounting panel is connected with the welding at the dorsal articulated seat of bottom plate through the round pin axle, is fixed with two magic subsides bandage on one of them mounting panel, and it has two perforation to correspond two magic subsides bandage opening on another mounting panel.
Furthermore, a layer of rubber pad is attached to the plate body between the two mounting plates on the back side of the bottom plate of the lower shell, and a layer of anti-slip rubber is attached to the inner side surfaces of the two magic tape binding bands respectively.
Furthermore, a memory, a micro control unit, a real-time clock and an acceleration/gyroscope sensor are integrated on the circuit board. The acceleration/gyroscope sensor part is used for measuring various parameters when the hydraulic support moves, and a timer in the MCU (micro control unit) is used for timing various stage behaviors of the moving support, measuring time and calculating speed; the real-time clock part can record the time of moving the rack; the signal change detected by the pressure sensor can monitor the moving process of the bracket; the MCU performs internal processing on the chip according to the acquired data of the acceleration/gyroscope sensor, and then performs data filtering and calculation processing on the movement and pressure of the support in real time by using the relation of acceleration, time, displacement and the like according to the acquired time from rest to movement and the acquired time from movement to stop of the support, so that the real-time movement distance of the hydraulic support can be obtained, and the real-time coal mining footage data of a coal mining face can be obtained.
Compared with the prior art, the utility model discloses a mining hydraulic support monitor's of patent design progress part lies in: the monitor adopts a metal shell, the lower shell and the upper cover are fixedly connected through a plurality of screws, a sealing gasket is arranged to ensure the safety and stability of internal elements of the monitor, and a toughened window glass plate is arranged at a display window to effectively protect an internal display screen; sealing gaskets are arranged between each assembly part and the shell, so that the dust on site can be effectively prevented from entering; the anti-skidding binding mechanism at the back of the monitor is composed of two hinged mounting plates and a magic tape binding band, the angle of the mounting plates can be adjusted according to the requirement of a field mounting position, the magic tape binding band is convenient to adjust in length, the rubber pad at the back side of the bottom plate and the anti-skidding rubber layer at the inner side of the binding band can enable the monitor to be firmly bound on the mounting position, the monitor cannot be displaced due to the mechanical vibration and various physical impacts of a coal mining field, and the monitor is guaranteed to have a stable working environment and normal operation. The utility model discloses not only can monitor support pressure, can also acquire the exploitation footage of synthesizing the mining in-process, for the square of ore deposit has saved and has combined the working face footage and type work, just supporting force and the last resistance of catching the support that simultaneously can also be better.
Drawings
Fig. 1 is a schematic front structural view of a mining hydraulic bracket monitor.
Fig. 2 isbase:Sub>A schematic view ofbase:Sub>A-A tangential section structure of the mining hydraulic support monitor of fig. 1.
Fig. 3 is a system configuration diagram of a mining hydraulic support monitor.
In the figure, 1 casing, 2 circuit boards, 3 pressure sensors, 4 communication plugs, 5 communication antennas, 6 display screens, 7 window covers, 8 window glass plates, 9 mounting plates, 10 magic tapes, 11 lower casings, 12 upper covers, 13 mounting brackets, 14 glued battery packs, 15 operation keys, 16 handles, 17 connecting blocks, 18 sealed rubber pads and 91 hinged seats.
Detailed Description
The invention will be further described with reference to the accompanying drawings and specific embodiments. The technical solutions in the embodiments of the present invention are clearly and completely described, and the described embodiments are only some embodiments of the present invention, not all embodiments of the present invention. All other embodiments obtained by a person of ordinary skill in the art based on the embodiments of the present invention without any creative efforts shall fall within the protection scope of the present invention.
As shown in fig. 1 and 2, the utility model designs an embodiment of mining hydraulic support monitor, mining hydraulic support monitor includes that thickness is not less than 1 mm's metal casing 1 in this embodiment, casing 1 includes casing 11 and upper cover 12 down, the butt joint portion that has outwards turned up perpendicularly respectively with the butt joint of upper cover 12 of the four-sided wall board of casing 11 down, the butt joint portion of casing 11 is connected the fastening through the screw of a plurality of equipartitions and upper cover 12 down, it has sealed the pad to press the round between butt joint portion and the upper cover 12.
The inner side of the bottom plate of the lower shell 11 is welded with a mounting bracket 13, and a circuit board 2 and a glue-sealed battery pack 14 are fixed on the mounting bracket 13. A window is formed in the middle of an upper cover 12 of the shell 1, a liquid crystal display screen 6 is integrated on the front face of the circuit board 2, the liquid crystal display screen 6 is arranged right opposite to the window of the upper cover 12, and a layer of toughened window glass plate 8 is sealed on the outer surface of the window of the upper cover 12. The window glass plate 8 is fixed at the window of the upper cover through the window cover 7, the window cover 7 is fixedly installed with the upper cover 12 through screws, a layer of sealing gasket is pressed between the periphery of the window glass plate 8 and the upper cover 12, and the lower part of the window cover 7 is exposed out of the operation key 15 of the monitor.
The right side wall plate of the lower shell 11 is provided with a plug through hole, the circuit board 2 is provided with an integrated communication module, a communication plug 4 of the communication module penetrates out from the plug through hole of the right side wall plate, and the communication plug 4 is a waterproof aviation plug. The communication module of the circuit board 2 is provided with a wireless communication antenna 5, an upper side wall plate of the lower shell 11 is provided with an antenna through hole, and the communication antenna 5 is fixed at the antenna through hole of the upper side wall plate. The lower side wall plate of the lower shell 11 is provided with holes and is fixed with 3 pressure sensors 3, and the pressure sensors 3 are electrically connected with the circuit board 2. And sealing rubber gaskets 18 are arranged at the joints of the communication plug 4, the communication antenna 5, the pressure sensor 3 and the wall plate of the lower shell 11.
A handle 16 is fixed in the upper side wall plate of the lower shell 11, the handle 16 is in an inverted U-shaped structure, two connecting blocks 17 with through holes are fixed in the middle of the upper side wall plate through screws for installing the handle 16, and the bottom ends of two arm rods of the handle 16 are respectively vertically bent towards the opposite outer sides of the two connecting blocks and are respectively inserted into the through holes of the two connecting blocks 17.
The bottom plate dorsal part of casing 11 is connected with anti-skidding and ties up the mechanism down, and the antiskid is tied up and is tied up the mechanism and include two articulated mounting panels 9, and two mounting panels 9 are close to the both ends setting of bottom plate respectively, are connected with welding at two dorsal articulated seats 91 of bottom plate through the round pin axle respectively, wherein are fixed with two magic subsides bandage 10 on one mounting panel 9, correspond two magic subsides bandage 10 on another mounting panel and open and have two to tie up and tie up the perforation. The back side of the bottom plate of the lower shell 11 is provided with a layer of rubber pad attached to the plate body between the two mounting plates 9, and the inner side surfaces of the two magic tapes are respectively provided with a layer of anti-skid rubber.
The utility model discloses a monitor during the use, directly tie up through the magic and tie up on hydraulic support's support arm, the magic is pasted and is passed tying up on the opposite side mounting panel and tie up and turn over the adhesion after perforating, the angle of monitor dorsal mounting panel can be according to the shape adjustment of support arm, and adaptability is stronger, and the pressure sensor of monitor bottom passes through the hydraulic system of tube coupling hydraulic support, directly acquires hydraulic system's real-time oil pressure and changes.
As shown in fig. 3, the utility model discloses a still integrated memory, micro Control Unit (MCU), real-time clock and acceleration/gyroscope sensor on the circuit board. The acceleration/gyroscope sensor part is used for measuring various parameters when the hydraulic support moves, and a timer in an MCU (micro control unit) is used for timing, measuring time and calculating speed of various stage behaviors of the moving support; the real-time clock part can record the time of moving the rack; the signal change detected by the pressure sensor can monitor the moving process of the support, so that the real-time coal mining footage of the coal mining surface of the coal mine is obtained.
The footage calculation method has two types:
the method comprises the following steps: when the coal mining machine is propelled to a coal seam each time, the hydraulic support is operated along with the forward moving frame, and the support is ensured to be in place. When the monitor is used for the first time, inputting a distance parameter of a coal mining machine for advancing a coal seam each time (the distance of the coal mining machine for advancing the coal seam each time is basically a fixed value); the MCU of the monitor identifies each movement of the support through the acceleration/gyroscope sensor, and calculates the propelling distance of the working surface according to the movement times.
The method 2 comprises the following steps: the digital pressure gauge MCU reads the acceleration detected by the acceleration/gyroscope sensor and counts the movement time, wherein the acceleration a1 and the timing time t1 are obtained when the digital pressure gauge MCU is static to a constant speed; uniform motion time t2; the time t3 from constant speed to stop and the acceleration a2;
the formula of acceleration is a = ^ Δ V/. DELTA.t = (V) Powder -v First stage )/(T Powder -T First stage )；
v Powder ＝a(T Powder -T First stage )+v First stage ；
For the stationary to uniform phase: t is Beginning of the design ＝0；T Powder ＝t1；v First stage ＝0；
Substituting the parameters measured by method 2 into the acceleration formula:
so the constant velocity after the stationary start is v = a1 × t1;
so the displacement S1= (v/2) × t1 from rest to constant speed;
for the uniform velocity phase: a movement displacement S2= v × t2;
for the uniform to stationary phase:
a constant to stationary displacement S3= (v/2) × t3;
the total displacement of the stent is about: s = S1+ S2+ S3.
The above description is only for the preferred embodiment of the present invention, and it should not be construed as limiting the scope of the invention, and all the equivalent changes and modifications made by the claims and the description of the invention are also included in the scope of the present invention.
Claims (9)
1. The utility model provides a mining hydraulic support monitor, a serial communication port, the hydraulic support monitor includes metal casing, the casing includes casing and upper cover down, the internal circuit board and the gluey group battery of fixing of inferior valve, open at the upper cover middle part of casing has the window, the integration has liquid crystal display on the circuit board, liquid crystal display just sets up to the window of upper cover, the window surface of upper cover is sealed there is one deck toughened window glass board, it has the plug to perforate to open on the right side wallboard of casing down, integrated communication module on the circuit board, communication module's communication plug outwards wears out from the plug perforation department of right side wallboard, communication plug is waterproof aviation plug, the downside wallboard department trompil of casing is fixed with a plurality of pressure sensor down, the circuit board is connected to the pressure sensor electricity, the bottom plate dorsal part of casing is connected with anti-skidding binding mechanism down.
2. The monitor of claim 1, wherein the butt joint portions of the four side wall plates of the lower casing and the upper cover are respectively and outwardly and vertically turned over with butt joint portions, the butt joint portions of the lower casing are connected and fastened with the upper cover through a plurality of uniformly distributed screws, and a circle of sealing gasket is pressed between the butt joint portions and the upper cover.
3. The mining hydraulic support monitor according to claim 2, wherein the communication module of the circuit board is provided with a wireless communication antenna, the upper side wall plate of the lower shell is provided with an antenna through hole, and the communication antenna is fixed at the antenna through hole of the upper side wall plate.
4. The mine hydraulic support monitor according to claim 3, wherein sealing rubber gaskets are arranged at the joints of the communication plug, the communication antenna, the pressure sensor and the wall plate of the lower shell.
5. The mine hydraulic support monitor as claimed in claim 4, wherein a handle is fixed to the middle of the upper side wall plate of the lower housing.
6. The mining hydraulic support monitor according to claim 5, wherein the window glass plate is fixed to the window of the upper cover through a window cover, the window cover is fixed to the upper cover through screws, a layer of sealing gasket is pressed between the periphery of the window glass plate and the upper cover, and the operating button is exposed out of the lower portion of the window cover.
7. The monitor of claim 6, wherein the anti-slip binding mechanism at the back side of the bottom plate of the lower casing comprises two hinged mounting plates, the mounting plates are connected with hinged seats welded at the back side of the bottom plate through pin shafts, two magic tape binding bands are fixed on one mounting plate, and two through holes are formed in the other mounting plate corresponding to the two magic tape binding bands.
8. The monitor of claim 7, wherein the back side of the bottom plate of the lower casing is provided with a rubber pad attached to the plate between the two mounting plates, and the inner sides of the two Velcro bands are provided with a layer of anti-slip rubber respectively.
9. The mine hydraulic support monitor according to claim 8, wherein the circuit board further integrates a memory, a micro control unit, a real time clock and an acceleration/gyro sensor.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221110902.7U CN217813601U (en) | 2022-07-15 | 2022-07-15 | Mining hydraulic support monitor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221110902.7U CN217813601U (en) | 2022-07-15 | 2022-07-15 | Mining hydraulic support monitor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217813601U true CN217813601U (en) | 2022-11-15 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202221110902.7U Active CN217813601U (en) | 2022-07-15 | 2022-07-15 | Mining hydraulic support monitor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217813601U (en) |
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- 2022-07-15 CN CN202221110902.7U patent/CN217813601U/en active Active
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