Mining multifunctional ball valve

Abstract

The utility model belongs to the technical field of mining intrinsic safety ball valves, and relates to a mining multifunctional ball valve. The mining multifunctional ball valve has the advantages of being intelligent to a certain degree, convenient and fast to operate and convenient to transfer. According to the technical scheme, the intrinsic safety ball valve comprises an intrinsic safety ball valve body and a controller. The controller is electrically connected with the intrinsic safety ball valve body, and the controller is configured to output a starting signal or a stopping signal to the intrinsic safety ball valve body. The controller comprises a shell, a microprocessor and at least one environment monitoring sensor. And the microprocessor is arranged in the shell. The at least one environment monitoring sensor is arranged outside the shell and electrically connected with the microprocessor, and the environment monitoring sensor is configured to collect dust and / or fire behavior at the corresponding position.

Description

TECHNICAL FIELD

[0001] The utility model belongs to the technical field of mine intrinsic safety ball valve, and relates to a mine multifunctional ball valve. BACKGROUND

[0002] Mine ball valves are applied more in underground dust removal and underground fire extinguishing systems. In the current technology, mine ball valves are mostly electrically connected with main controllers, receive signals from the main controllers to adjust the opening and closing of the valves and the opening range.

[0003] In the application process, the main controller receives and comprehensively processes signals collected by multiple sensors, and then sends control signals to each component according to the processed data. The main controller is prone to freezing or slow response due to too much data, or the entire system stops working once the main controller fails.

[0004] In addition, the control box of the mine ball valve at the present stage is mostly connected by a cover plate and a box body through bolts. Although it has good protection ability, it has the problems of bulky appearance and inconvenient disassembly. UTILITY MODEL CONTENTS

[0005] To achieve the above technical purposes, the utility model provides a mine multifunctional ball valve. The mine multifunctional ball valve has the advantages of certain intelligence, convenient operation and convenient transfer.

[0006] The mine multifunctional ball valve comprises an intrinsic safety ball valve body and a controller. The controller is electrically connected with the intrinsic safety ball valve body, and the controller is configured to output an opening signal or a cutoff signal to the intrinsic safety ball valve body.

[0007] The controller comprises a shell, a microprocessor and at least one environment monitoring sensor. The microprocessor is arranged in the shell. The at least one environment monitoring sensor is arranged outside the shell and electrically connected with the microprocessor. The environment monitoring sensor is configured to collect dust and / or fire at the corresponding position.

[0008] Preferably, the shell comprises: a lower shell, a lower sealing ring, a wiring terminal, an upper shell and an upper sealing ring. The lower shell is a square box body with an open upper end, and a through hole is arranged on the side wall of the lower shell. The lower sealing ring is an annular structure that is adapted to the opening of the lower shell, and comprises an upper sealing surface. The lower sealing ring is fixed to the open upper end of the lower shell. The wiring terminal is arranged in the through hole, and the wiring terminal and the lower shell are sealed. The upper shell is a square box body with an open lower end, and the structure and size of the upper shell are adapted to the structure and size of the lower shell. The upper sealing ring is an annular structure that is adapted to the opening of the upper shell, and comprises a downwardly open groove. A sealing washer is arranged in the groove. The width of the groove is greater than the width of the upper sealing surface. The upper sealing ring is fixed to the open lower end of the upper shell. The lower sealing ring is arranged in the groove and abuts against the sealing washer to seal the space formed by the lower shell and the upper shell.

[0009] Preferably, the lower shell comprises: a flange and a closure cover. The flange is an annular member fixed to the inner wall of the lower shell. The closure cover is a plate member that is adapted to the shape of the flange. The closure cover is fixedly connected to the flange by screws. The closure cover is further provided with a signal terminal and a circuit terminal. The circuit terminal is configured to connect electrical elements in the lower shell below the closure cover and electrical elements in the lower shell below the closure cover. The closure cover is further provided with an isolation copper column.

[0010] Preferably, the controller further comprises a display screen module. The top wall of the upper shell is provided with a first mounting hole, and the display screen module is mounted in the first mounting hole. The display screen module is electrically connected to the microprocessor.

[0011] Preferably, the controller further comprises a key module. The top wall of the upper shell is provided with a plurality of second mounting holes. The key module comprises a plurality of keys, and each second mounting hole is provided with a key. The plurality of keys are electrically connected to the microprocessor.

[0012] Preferably, the intrinsically safe ball valve body comprises an intrinsically safe stepper motor or an intrinsically safe servo motor, and the intrinsically safe stepper motor or the intrinsically safe servo motor is electrically connected to the microprocessor.

[0013] Preferably, the shell further comprises at least two hinges, and the two ends of the hinges are correspondingly mounted on the inner walls of the lower shell and the upper shell.

[0014] Preferably, the environmental monitoring sensor comprises a dust monitoring sensor or a smoke sensor or an infrared sensor.

[0015] Preferably, the controller further comprises a wireless module electrically connected with the microprocessor.

[0016] Preferably, the controller further comprises an intrinsically safe power supply circuit and a motor control circuit, which are integrated into a first circuit board installed into the lower shell below the closure cover.

[0017] The utility model discloses the beneficial effect lies in:

[0018] Firstly, the utility model discloses the environmental monitoring sensor and microprocessor can be controlled in the dust removal system or fire control system end to ball valve, and it has the advantages of high reliability, fast reaction speed.

[0019] Secondly, the utility model can independently adjust the opening and closing of the intrinsically safe ball valve body and the opening range, and can realize independent control according to the environmental data collected by the environmental monitoring sensor, and has certain intelligentization and adaptability.

[0020] Thirdly, the utility model discloses the shell is strong in airtightness, and the shell structure can satisfy the intrinsically safe requirement in the well, and also satisfies the requirement of convenient opening and closing.

[0021] Fourthly, the utility model discloses the closure cover, and the intrinsically safe power supply and control circuit can be isolated arrangement, and in actual production, the intrinsically safe power supply voltage and output current are higher, when the control circuit appears short circuit and other faults, the intrinsically safe power supply is more easy to produce the burning condition, and the intrinsically safe power supply and control circuit are isolated, can better protect the control circuit, and can reduce the thickness of the lower shell and upper shell, guarantee safety and reduce the quality of controller. BRIEF DESCRIPTION OF DRAWINGS

[0022] In order to more clearly illustrate the technical scheme in the embodiments of the utility model or related technologies, the following will briefly introduce the drawings needed to be used in the embodiment or related technology description, and obviously, the drawings in the following description are only some embodiments of the utility model, and for those skilled in the art, other drawings can also be obtained according to these drawings without paying creative labor.

[0023] Figure 1 The structural diagram of the utility model discloses;

[0024] Figure 2It is the structure diagram of the lower shell of the utility model;

[0025] Figure 3 It is the structure diagram of the upper shell of the utility model Figure 2 It is the sectional view of A-A in the utility model;

[0026] Figure 4 It is the structure diagram of the upper shell of the utility model;

[0027] Figure 5 It is the structure diagram of the upper shell of the utility model Figure 4 It is the sectional view of B-B in the utility model;

[0028] Figure 6 It is the circuit structure diagram of the controller of the utility model.

[0029] In the figure: 1, the safety ball valve body; 2, controller; 3, remote controller; 22, microprocessor; 23, environmental monitoring sensor; 24, display screen module; 25, key module; 26, wireless module; 211, lower shell; 212, lower sealing ring; 213, upper shell; 214, upper sealing ring; 215, recess; 216, sealing washer. DETAILED DESCRIPTION

[0030] In order to make the above-mentioned purpose, features and advantages of the utility model more apparent, obvious and easy to understand, the technical scheme in the embodiment of the utility model will be clearly and completely described below with reference to the drawings in the embodiment of the utility model. Obviously, the described embodiments are only a part of the embodiments of the utility model, not all the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by those skilled in the art without creative labor belong to the scope of protection of the utility model.

[0031] In the description of the utility model, it should be understood that the orientation or position relationship indicated by the terms "center", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer" and the like is based on the orientation or position relationship shown in the drawings, and is only for the convenience of describing the utility model and simplifying the description, and does not indicate or imply that the indicated device or element must have a particular orientation, be constructed and operated in a particular orientation, therefore it cannot be understood as a limitation on the utility model.

[0032] The utility model will be described in detail below through specific embodiments:

[0033] The mine multifunctional ball valve includes: the intrinsic safety ball valve body 1 and the controller 2. The controller 2 is electrically connected with the intrinsic safety ball valve body 1, and the controller 2 is configured to output an opening signal or a cut-off signal to the intrinsic safety ball valve body 1.

[0034] The controller 2 comprises a housing, a microprocessor 22 and at least one environment monitoring sensor 23. The microprocessor 22 is arranged in the housing. The at least one environment monitoring sensor 23 is arranged outside the housing and electrically connected to the microprocessor 22. The environment monitoring sensor 23 is configured to collect dust and / or fire at the corresponding position.

[0035] Preferably, the housing comprises a lower shell 211, a lower sealing ring 212, a wiring terminal, an upper shell 213 and an upper sealing ring 214. The lower shell 211 is a square box with an open upper end, and a through hole is arranged on the side wall of the lower shell 211. The lower sealing ring 212 is an annular structure that is adapted to the opening of the lower shell 211, and the lower sealing ring 212 comprises an upper sealing surface O. The lower sealing ring 212 is fixed to the open upper end of the lower shell 211. The wiring terminal is arranged in the through hole, and the wiring terminal is sealed from the lower shell 211. The upper shell 213 is a square box with an open lower end, and the structure and size of the upper shell 213 are adapted to the structure and size of the lower shell 211. The upper sealing ring 214 is an annular structure that is adapted to the opening of the upper shell 213. The upper sealing ring 214 comprises a downwardly open groove 215, and a sealing washer 216 is arranged in the groove 215. The width of the groove 215 is greater than the width of the upper sealing surface O. The upper sealing ring 214 is fixed to the open lower end of the upper shell 213, and the lower sealing ring 212 is arranged in the groove 215 and abuts against the sealing washer 216 to seal the space formed by the lower shell 211 and the upper shell 213.

[0036] Preferably, the lower shell comprises a flange and a closure cover. The flange is an annular member fixed to the inner wall of the lower shell. The closure cover is a plate member that is adapted to the shape of the flange. The closure cover is fixedly connected to the flange by screws. The closure cover is further provided with a signal terminal and a circuit terminal. The circuit terminal is configured to connect electrical elements in the lower shell below the closure cover to electrical elements in the lower shell below the closure cover. The closure cover is further provided with an isolation copper column.

[0037] The wiring terminal can be WAGO 773-173, and the wiring terminal is fixed to the side wall of the lower shell.

[0038] In some embodiments, the width of the groove 215 refers to the distance between the two vertical side doors of the groove 215, and the width of the upper sealing surface O refers to the distance between the two edges of the upper sealing surface O extending along the lower sealing ring 212. The sealing gasket 216 can be a hose sealing ring, the lower sealing ring 212 can be a steel structure, the lower sealing ring 212 is inserted into the groove 215, and the upper sealing surface O of the lower sealing ring 212 is attached to the hose sealing ring. After the hose sealing ring is extruded and deformed by the lower sealing ring 212, it will fill the gap between the groove 215 and the lower sealing ring 212, achieving the sealing between the lower housing 211 and the upper housing 213. The groove 215 structure has the effect of protecting the sealing gasket 216, slowing down the aging or breaking of the sealing gasket 216.

[0039] Preferably, the controller 2 further comprises a display screen module 24. The top wall of the upper housing 213 is provided with a first mounting hole, and the display screen module 24 is mounted in the first mounting hole, and the display screen module 24 is electrically connected with the microprocessor 22.

[0040] Preferably, the controller 2 further comprises a key module 25. The top wall of the upper housing 213 is provided with a plurality of second mounting holes, and the key module 25 comprises a plurality of keys, one key is arranged in each second mounting hole, and the plurality of keys are electrically connected with the microprocessor 22.

[0041] Preferably, the intrinsically safe ball valve body 1 comprises an intrinsically safe stepper motor or an intrinsically safe servo motor, and the intrinsically safe stepper motor or the intrinsically safe servo motor is electrically connected with the microprocessor 22.

[0042] Preferably, the shell further comprises at least two hinges, and the two ends of the hinges are correspondingly mounted on the inner walls of the lower housing 211 and the upper housing 213.

[0043] At least two locking members are further arranged on the side of the shell opposite to the mounting hinge, for example, the locking member can be a lock, which can lock the lower housing 211 and the upper housing 213 hinged to each other.

[0044] Preferably, the environmental monitoring sensor 23 comprises a dust monitoring sensor or a smoke sensor or an infrared sensor.

[0045] Preferably, the controller 2 further comprises a wireless module 26, and the wireless module 26 is electrically connected with the microprocessor 22. The mine multifunctional ball valve further comprises a remote controller 3, the remote controller 3 comprises a wireless unit adapted to the wireless module 26, and the remote controller 3 is configured to send a control signal to the controller 2.

[0046] The wireless module 26 can be a 4G signal module or a WiFi module; similarly, the wireless unit can also be a 4G signal module or a WiFi module. It should be noted that the remote control 3 has the same number and function of buttons as the button module 25.

[0047] The controller further includes an intrinsically safe power supply circuit and a motor control circuit, which are integrated into a first circuit board, which is installed in the lower housing below the closed cover. The microprocessor, environmental monitoring sensor reading circuit, button circuit, wireless module circuit, and display module circuit are integrated into a second circuit board, which is installed in the lower housing above the closed cover.

[0048] The intrinsically safe power supply circuit is electrically connected to AC660V, and after step-down and rectification, provides power for the operation of the mining multi-functional ball valve. The motor control circuit is adapted to either an intrinsically safe stepper motor or an intrinsically safe servo motor, and is electrically connected to the signal terminals. The sealing cover may have through holes. The signal terminals include a first ribbon cable connector and a second ribbon cable connector. The first ribbon cable connector is soldered to a first signal transmission circuit board, which is fixed below the sealing cover. The second ribbon cable connector is soldered to a second signal transmission circuit board, which is fixed above the sealing cover. The first signal transmission circuit board has pin headers that are electrically connected to the first ribbon cable connector. The second signal transmission circuit board has pin header sockets that are electrically connected to the second ribbon cable connector. The pin headers are simultaneously inserted into the pin header sockets.

[0049] The circuit terminals include a first pluggable female connector and a second pluggable female connector. The first pluggable female connector is fixed below the closed cover, and the second pluggable female connector is fixed above the closed cover. The first pluggable female connector and the second pluggable female connector are connected by a wire. The wire and the pin array both pass through the through hole. After installation, the through hole is filled with sealant.

[0050] The intrinsically safe power supply circuit is provided with a first pluggable terminal adapted to the first pluggable female connector, and the intrinsically safe power supply circuit is electrically connected to the first pluggable female connector; the second circuit board is provided with a second pluggable terminal adapted to the second pluggable female connector, and the second circuit board is electrically connected to the second pluggable female connector.

[0051] The environmental monitoring sensor is electrically connected to the microprocessor through the environmental monitoring sensor reading circuit; the button module is electrically connected to the microprocessor through the button circuit; the display module is electrically connected to the microprocessor through the display module circuit; and the wireless module is electrically connected to the microprocessor through the wireless module circuit.

[0052] The specific operation process of this utility model is as follows:

[0053] likeFigures 1 to 6 As shown in the utility model, the environmental monitoring sensor 23 can be a dust monitoring sensor, and for example, multiple environmental monitoring sensors 23 can be arranged on the walls of the underground area to be monitored in a relatively uniform manner. The multiple environmental monitoring sensors 23 collect data and upload the data to the microprocessor 22, and the microprocessor 22 calculates the underground dust concentration according to the program.

[0054] The microprocessor 22 can control the opening and closing of the intrinsically safe ball valve body 1 and the opening range according to the underground dust concentration, that is, the water flow of the dust removal system can be controlled. For example, when the underground dust concentration is at a critical value, the microprocessor 22 controls the intrinsically safe ball valve body 1 to open, and controls the opening range of the intrinsically safe ball valve body 1 according to the underground dust concentration. Specifically, the higher the underground dust concentration, the larger the opening range of the intrinsically safe ball valve body 1.

[0055] The utility model can also be manually operated by pressing the keys. The key module 25 can include a power button, a menu button, a value plus button, and a value minus button. The power button can control the total circuit closure or interruption between the entire controller 2 and the power supply. The menu button is used to return to the menu bar. The value plus button and the value minus button can increase or decrease the value or select the menu directory.

[0056] It can be understood that the display screen module 24 can display the current state of the intrinsically safe ball valve body 1, the parameter settings, and the on-site environment.

[0057] The utility model also has a remote controller 3. Generally, the controller 2 is installed at a relatively high position on the wall, which may cause inconvenience in operation. Alternatively, when the worker is at the working face, the operation of the intrinsically safe ball valve body 1 can be remotely controlled, which is convenient for on-site operation.

[0058] In the description of the present specification, specific features, structures, materials or characteristics can be combined in any one or more embodiments or examples in a suitable manner.

[0059] The above is only a specific embodiment of the utility model, but the protection scope of the utility model is not limited thereto. Any person skilled in the art can easily think of changes or replacements within the technical range disclosed by the utility model, which should be covered within the protection scope of the utility model. Therefore, the protection scope of the utility model should be subject to the protection scope of the claims.

Claims

1. A mining multifunctional ball valve, characterized by, The utility model relates to a mine-used multifunctional ball valve, which comprises a safety ball valve body, a controller electrically connected with the safety ball valve body, and an environment monitoring sensor. The controller comprises a shell, a microprocessor arranged in the shell, and at least one environment monitoring sensor arranged outside the shell and electrically connected with the microprocessor. The shell comprises a lower shell body, a lower sealing ring, a wiring terminal, and an upper shell body. The lower shell body is a square box body with an open upper end, and a through hole is arranged on the side wall of the lower shell body. The lower sealing ring is annular in structure and is adapted to the opening of the lower shell body. The wiring terminal is arranged in the through hole and is sealed between the wiring terminal and the lower shell body. The upper shell body is a square box body with an open lower end and is adapted in structure and size to the lower shell body. The upper sealing ring is annular in structure and is adapted to the opening of the upper shell body. The upper sealing ring comprises a downwardly-opening groove, and a sealing gasket is arranged in the groove. The width of the groove is greater than the width of the upper sealing surface. The lower sealing ring is arranged in the groove and abuts against the sealing gasket to seal the space formed by the lower shell body and the upper shell body. The lower shell body comprises a flange and a closure cover. The flange is a ring-shaped member fixed to the inner wall of the lower shell body.

2. The mine-used multifunctional ball valve according to claim 1, characterized in that, The closure cover is a plate member adapted to the shape of the flange. The closure cover is fixedly connected to the flange by screws. The closure cover is further provided with a signal terminal and a circuit terminal.

3. The mine-used multifunctional ball valve according to claim 2, characterized in that, The circuit terminal is configured to connect electrical elements in the lower shell body below the closure cover with electrical elements in the lower shell body below the closure cover. The closure cover is further provided with an isolation copper column.

4. The mine-used multifunctional ball valve according to claim 3, characterized in that, The controller further comprises a display screen module. The top wall of the upper shell body is provided with a first mounting hole.

5. The mine-used multifunctional ball valve according to claim 4, characterized in that, The display screen module is mounted in the first mounting hole and is electrically connected with the microprocessor.

6. The mine-used multifunctional ball valve according to claim 5, characterized in that, The controller further comprises a key module.

7. The mine-used multifunctional ball valve according to claim 6, characterized in that, The top wall of the upper shell body is provided with a plurality of second mounting holes.

8. The mine-used multifunctional ball valve according to claim 7, characterized in that, The key module comprises a plurality of keys. Each second mounting hole is provided with one key. The plurality of keys are electrically connected with the microprocessor. The safety ball valve body comprises a safety stepper motor or a safety servo motor. The safety stepper motor or the safety servo motor is electrically connected with the microprocessor. The shell further comprises at least two hinges. The two ends of the hinges are correspondingly mounted on the inner walls of the lower shell body and the upper shell body. The environment monitoring sensor comprises a dust monitoring sensor or a smoke sensor or an infrared sensor. The controller further comprises a wireless module. The wireless module is electrically connected with the microprocessor. The mine-used multifunctional ball valve further comprises a remote controller. The remote controller comprises a wireless unit adapted to the wireless module. The remote controller is configured to send a control signal to the controller.

9. The mine-used multifunctional ball valve according to claim 8, characterized in that, The controller further comprises an intrinsically safe power supply circuit and a motor control circuit, which are integrated into a first circuit board, and the first circuit board is installed into a lower shell below the closure cover; The microprocessor, the environmental monitoring sensor reading circuit, the key circuit, the wireless module circuit and the display module circuit are integrated into a second circuit board, and the second circuit board is installed into the lower shell above the closure cover.

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