CN116696444A - Control method of two-way opening high-pressure high-speed valve for fire extinguishing device - Google Patents

Abstract

The application discloses a control method of a two-way opening high-pressure high-speed valve for a fire extinguishing device, which relates to a control method of a high-speed valve for fire extinguishment and aims to solve the problems that the fire extinguishing device is used underground a coal mine, equipment parts are corroded and rusted, a valve starting mechanism is not opened, and maintenance is complex. The method is realized in the following way: automatic control step one: the alarm control system is connected with the control board; and an automatic control step II: the clutch is driven to work by the gear motor; automatic control step three: the clutch drives the transmission to rotate; and an automatic control step four: the transmission is used for controlling the release of the locking state; automatic control step five: the pressure communicated with the outlet end of the fire extinguisher pushes the piston in the valve body channel to move; automatic control step six: the piston moves to the direction away from the stepped hole entering channel, so that the pressure pushes a plurality of discharging channels on the valve body channel to leak, and the high-pressure high-speed valve is rapidly opened. The application belongs to the technical field of valves.

Description

Control method of two-way opening high-pressure high-speed valve for fire extinguishing device

Technical Field

The application relates to a control method of a high-speed valve for fire extinguishment, in particular to a control method of a two-way opening high-pressure high-speed valve for a fire extinguishing device, and belongs to the technical field of valves.

Background

When gas and coal dust explosion accidents occur in a coal mine, a valve of the gas explosion suppression device is required to be opened at high speed to spray a large flow of fire extinguishing agent in a high-pressure container, so that explosion flame is suppressed within the range of an accident site to prevent flame diffusion;

the existing fire extinguishing device for coal mines is mainly provided with a ball valve, the ball valve is mainly turned by a valve core when being turned on, the valve core is generally required to be turned by 90 degrees or 180 degrees to turn on the valve, and the fire extinguishing agent stored in the fire extinguishing device is released, however, the valve core is turned on for a long time in the process of being turned on, and in order to achieve effective and reliable sealing, the small caliber flow of the valve is usually achieved, sealing gaskets on two sides of the valve core are in compression fit with the surface of the valve core, so that the resistance of the valve core when being turned on is increased, and the use requirement of the existing valve is difficult to meet in terms of opening speed and large spraying flow.

After the fire extinguishing device is used for a period of time in a coal mine, equipment parts are corroded and rusted due to severe conditions of air humid environment in a workplace, and a valve starting mechanism does not open; when in maintenance, the valve is completely disassembled to replace sealing materials, and the rotating part is smeared with lubricating grease, so that the maintenance is complex;

the fire extinguishing device controls the core components and the sensors to easily cause electrical faults and explosion loss;

1, how to increase the opening speed and the spraying flow of the valve and improve the response of the valve becomes a problem to be solved;

2 how to solve the problems of rapid and sensitive opening of a valve starting mechanism and normal operation in a severe environment due to severe air humid environment conditions of workplaces and no corrosion and rust of equipment parts.

3 how to solve the problem of electrical faults of the fire extinguishing device, the valve can be quickly opened to prevent explosion loss.

Disclosure of Invention

The application aims to solve the problems that when the fire extinguishing device is used in a coal mine, equipment parts are corroded and rusted, a valve starting mechanism is not opened, and maintenance is complex. Further provided is a control method of a two-way opening high-pressure high-speed valve for a fire extinguishing device.

The technical scheme of the application is as follows:

a method for controlling a two-way opening high-pressure high-speed valve for a fire extinguishing device, the method being implemented in the following manner:

automatic control step one: the alarm control system is connected with the control board, feeds information back to the control board through the alarm controller, distinguishes through the control board, and controls the gear motor to work through the control board;

and an automatic control step II: the clutch is driven to work by the rotation of the output shaft of the speed reducing motor;

automatic control step three: when the clutch works, the input end of the speed changer is driven to rotate, so that the output end of the speed changer is rotated;

and an automatic control step four: when the output end of the speed changer rotates, the locking state of the single steel ball bearing post of the lock sleeve, the cam shaft and the lock sleeve is controlled to be released;

automatic control step five: pushing a piston in the valve body channel to move according to the pressure connected to the stepped hole inlet channel and communicated with the outlet end of the fire extinguisher;

automatic control step six: the piston moves to the direction away from the stepped hole entering channel, so that the pressure pushes a plurality of discharging channels on the valve body channel to leak, and the high-pressure high-speed valve is rapidly opened.

Further, the alarm control system in the automatic control step I comprises an audible and visual alarm, a shock wave sensor and a flame sensor, wherein the audible and visual alarm is connected with the control board through an alarm circuit, the shock wave sensor is connected with the control board through a shock wave cable, the flame sensor is connected with the control board through a flame circuit, and the audible and visual alarm, the shock wave sensor and the flame sensor are used for feeding back information to the control board and controlling the operation of a gear motor by the control board.

Further, when the gear motor output shaft rotates in the automatic control step II, the gear motor output shaft drives to rotate with the main gear and simultaneously drives the sector gear to rotate, the sector gear and the spline shaft are coaxially arranged, so that the spline shaft synchronously rotates and simultaneously drives the T-shaped lock sleeve to rotate, the positioning sleeve inserted on the T-shaped lock sleeve is fixed, the fastening bolt of the fastening threaded hole on the outer side wall of the annular groove on the T-shaped lock sleeve is relatively separated from the steel balls arranged on the inner side walls of the annular grooves on the positioning sleeve and the T-shaped lock sleeve, the T-shaped lock sleeve is enabled to move towards the direction of the driven wheel shaft through the elasticity of the spring, and each coupling pin on the T-shaped lock sleeve is inserted into the arc-shaped through hole on the driven wheel shaft and simultaneously drives the T-shaped lock sleeve and the driven wheel shaft to rotate sequentially through the spline shaft.

Further, when the three clutches in the automatic control step work and rotate, the output end of the clutch drives one end input on the transmission to rotate, and then the output end of the T-shaped transformer is driven to rotate.

Further, the output end of the transmission in the fourth step of automatic control drives the control lock sleeve to rotate with the cam shaft when rotating, at the moment, the bulge of the cam shaft is separated from the concave bolt of the threaded hole on the cylinder body, the large steel ball in the radial hole on the piston and the single steel ball bearing post, the bulge at the bottom of the cam shaft and the Shan Gangzhu bearing post generate relative movement, and at the moment, the locking state of the single steel ball bearing post of the lock sleeve is released.

Further, when the locking state of the cam shaft and the single steel ball bearing post of the lock sleeve is released in the automatic control step four, the pressure that the stepped hole enters the channel and is communicated with the outlet end of the fire extinguisher is large, so that the piston is pushed along the direction of the channel of the valve body.

Further, the control board is connected with an external power supply through a power input line.

A method for controlling a two-way opening high-pressure high-speed valve for a fire extinguishing device, the method being implemented in the following manner:

a shock wave control step I: the shock wave receiving device is arranged on the receiving plate, the receiving plate drives the push rod and the plate rod to rotate, the plate rod drives the corresponding spline shaft to rotate, the spline shaft synchronously rotates and simultaneously drives the T-shaped lock sleeve to rotate, and the positioning sleeve inserted on the T-shaped lock sleeve is fixed at the moment, so that the fastening bolt of the fastening threaded hole on the outer side wall of the annular groove on the T-shaped lock sleeve is relatively separated from the steel balls arranged on the inner side walls of the annular grooves on the positioning sleeve and the T-shaped lock sleeve, the T-shaped lock sleeve is enabled to move towards the direction of the driven wheel shaft through the elasticity of the spring, and each coupling pin on the T-shaped lock sleeve is enabled to be inserted into the arc-shaped through hole on the driven wheel shaft, and meanwhile, the T-shaped lock sleeve and the driven wheel shaft are sequentially driven to rotate through the spline shaft;

and a shock wave control step II: the driven wheel shaft of the clutch drives the input end of the speed changer to rotate, so that the output end of the speed changer rotates;

and a shock wave control step three: when the output end of the speed changer rotates, the locking state of the single steel ball bearing post of the lock sleeve, the cam shaft and the lock sleeve is controlled to be released;

step four: pushing a piston in the valve body channel to move according to the pressure connected to the stepped hole inlet channel and communicated with the outlet end of the fire extinguisher;

a shock wave control step five: the piston moves to the direction away from the stepped hole entering channel, so that the pressure pushes a plurality of discharging channels on the valve body channel to leak, and the high-pressure high-speed valve is rapidly opened.

Further, the method is implemented as follows: and in the third step of shock wave control, the output end of the transmission drives the control lock sleeve to rotate with the cam shaft when rotating, at the moment, the bulge of the cam shaft is separated from the concave bolt of the threaded hole on the cylinder body, the large steel ball in the radial hole on the piston and the single steel ball bearing post, the bulge at the bottom of the cam shaft and the Shan Gangzhu bearing post relatively move, and at the moment, the locking state of the single steel ball bearing post of the lock sleeve is released.

Further, in the shock wave control step three, when the locking state of the cam shaft and the single steel ball bearing post of the lock sleeve is released, the pressure that the stepped hole enters the channel and is communicated with the outlet end of the fire extinguisher is large, so that the piston is pushed along the direction of the channel of the valve body.

The beneficial effects of the application are as follows:

1. the application utilizes the gear motor 7 to improve the valve body to open at high pressure and high speed in millisecond level, and the valve body starting mechanism parts are not corroded and rusted under severe environmental conditions, so that the valve body can be quickly opened.

2. The cam shaft is fixedly arranged at the position inside the piston by the lock sleeve, the corrosion and sealing performance of the cam shaft is strong, the cam shaft is not corroded by the outside severe environmental gas, the cam shaft is connected with the output shaft of the speed changer, the starting force of the input shaft of the speed changer is connected with the output shaft of the clutch, the input shaft of the clutch forms a meshing structure with the gear of the motor through the sector gear, the motor rotates at a high speed to drive the driven wheel to rotate, the driven wheel drives the speed changer to rotate so as to enable the cam shaft to rotate for an angle to unlock the piston, and the valve body is opened at a high speed; the high-pressure gas in the pressure container enters the pushing piston in the valve body channel through the valve body air inlet and moves towards the top end of the lock sleeve, so that the fire extinguishing agent communicated with the discharge channel and the valve body air inlet is discharged through the discharge channel.

3. The motor, the main gear, the sector gear, the plate rod, the push rod and the receiving plate are respectively connected with the clutch and the two input shaft boxes of the transmission. When explosion and combustion occur at the accident site, flame and explosion shock waves are generated, if the explosion shock waves are generated when the accident site is in failure, the receiving plate is pushed by the explosion shock waves, the push rod moves forward when the valve body is not opened, so that the plate rod rotates to drive the driven wheel and the speed changer to rotate, the output shaft of the speed changer drives the cam shaft to rotate by an angle to unlock the piston, the piston rapidly moves towards the top end of the lock sleeve in the valve body channel under the pushing of high-pressure gas of the pressure container, the discharge channel is communicated with the pressure container, and the fire extinguishing agent is discharged through the valve body channel and the discharge channel.

4. The implementation mode achieves the advantages of simple processing, convenient maintenance, long service life and capability of being used in a severe environment; the speed of manually and automatically opening the large-caliber valve in a two-way reaches a millisecond level in an ultrahigh pressure state.

Drawings

FIG. 1 is a front elevational view of the overall structure of the present application;

FIG. 2 is a front cross-sectional view of the overall structure of the present application;

FIG. 3 is a schematic view of the valve body of the present application open;

fig. 4 is a front view of the valve body 1 of the present application;

fig. 5 is a front view of the connection of the valve body 1 and the lock sleeve 2 of the application;

fig. 6 is a front view of the structure of the case 4 of the present application;

fig. 7 is a front view of the structure of the clutch 6 of the present application;

fig. 8 is a clutch-off schematic diagram of the clutch 6 of the present application;

FIG. 9 is a schematic illustration of the mechanical launch clutch closure of the clutch 6 of the present application;

FIG. 10 is a schematic diagram of clutch 6 motor start clutch closure according to the present application;

fig. 11 is an electrical schematic of the control board 31 of the present application;

FIG. 12 is a right side elevational view of the overall structure of the present application;

FIG. 13 is a schematic diagram of the mechanical start reversal of the present application;

FIG. 14 is a schematic view of the mechanical pneumatic forward rotation of the present application;

FIG. 15 is a left side elevational view of the overall structure of the present application;

FIG. 16 is an electrically actuated reverse schematic of the present application;

fig. 17 is an electrically activated forward rotation schematic of the present application.

The reference numerals in the present application are as follows: the valve body 1, the lock sleeve 2, the threaded hole 3, the box body 4, the cable introducer 5, the clutch 6, the gear motor 7, the encoder 8, the check valve 9, the pressure sensor 10, the piston 11, the seal ring 12, the discharge passage 13, the large steel ball 14, the single steel ball bearing post 15, the radial hole 16, the cam shaft 17, the inlet passage 18, the valve body passage 19, the cushion pad 20, the sleeve bearing 21, the concave bolt 22, the steel ball 23, the fastening bolt 24, the sector gear 25, the driven wheel shaft 26, the end cover 27, the second bearing 28, the third bearing 29, the fourth bearing 30 control plate 31, the transmission 32, the T-shaped lock sleeve, the spring 34, the spline shaft 35, the plate lever 36, the nut 37, the main gear 38, the coupling pin 39, the positioning sleeve 40, the mounting hole 41, the first seal groove 42, the second seal groove 43, the three seal grooves 44, the clutch housing 45, the fastening threaded hole 46, the V-shaped groove 47, the coupling pin 48, the through hole 49, the steel ball 50, the large through hole 51, the box cover 52, the box lower flange 53, the box upper flange 54, the barrel lower flange 55, the barrel upper flange 57, the barrel body push rod 57, the barrel upper flange 58, the barrel housing flange 58, the barrel receiving plate 58, the barrel flange 58, the flame wave sensor circuit input line 67, the flame wave sensor circuit line 67, the flame wave sensor input line 67, the flame wave sensor circuit line 67, the flame wave sensor circuit line interface device 62, the flame wave receiving circuit line interface device 62, the flame wave circuit input device 62, and the flame wave circuit line sensor circuit device 64.

Detailed Description

The two-way opening high-pressure high-speed valve for the fire extinguishing device with the combination of fig. 1-17 comprises a valve body 1, a lock sleeve 2, a box body 4, a gear motor 7, an encoder 8, a one-way valve 9, a pressure sensor 10, a control board 31, a transmission 32, a push rod 57, an audible and visual alarm 61, a shock wave sensor 62, a flame sensor 63, two clutches 6 and a plurality of cable introducers 5; the inlet end of the valve body 1 is communicated with the outlet end of the fire extinguisher, the outlet end of the valve body 1 is fixedly connected with one end of the lock sleeve 2, the other end of the lock sleeve 2 is fixedly connected with the box body 4, the control board 31 and the speed changer 32 are arranged in the box body 4, two input ends of the speed changer 32 respectively penetrate through the box body 4 and are fixedly connected with the output end of one clutch 6, the output end of the speed changer 32 is inserted in the lock sleeve 2, the input end of one clutch 6 is fixedly connected with the output shaft of the gear motor 7, the encoder 8 is connected with the output shaft of the gear motor 7, the input end of the other clutch 6 is fixedly connected with the push rod 57, the gear motor 7, the encoder 8, the pressure sensor 10, the audible and visual alarm 61, the shock wave sensor 62 and the flame sensor 63 are all connected with the control board 31 through the cable leading-in device 5, the control board 31 is connected with the gear motor 7 and controls the gear motor 7 to work, and the one-way valve 9 and the pressure sensor 10 are respectively arranged on the valve body 1 and communicated with the valve body 1. The push rod 57 and the gear motor 7 can control the transmission 32 to work, the input end of the transmission 32 is driven to rotate, the output end of the transmission 32 controls the lock sleeve 2 to open the valve body 1, and the working state of the fire extinguisher is realized. The transmission 32 is 1: n speed increasing transmission 32, the transmission 32 is of T-type input and output type, the horizontal axis is input shaft, and the vertical axis is output shaft. Each cable introducer 5 is mounted at a through hole 49 of the housing 4 for routing.

The valve body 1 is a circular sleeve body, a stepped hole is processed in the circular sleeve body, a large hole of the stepped hole is an inlet channel 18, a small hole of the stepped hole is a valve body channel 19, the inlet channel 18 of the stepped hole is communicated with the outlet end of the fire extinguisher, a one-way valve 9 and a pressure sensor 10 are mounted on the outer side wall of the circular sleeve body, the circular sleeve body is communicated with the one-way valve 9 and the pressure sensor 10, the one-way valve 9 and the pressure sensor 10 are symmetrically arranged, a plurality of discharge channels 13 are processed on the outer side wall of the circular sleeve body along the radial direction, a sealing groove 42, a two sealing grooves 43 and a three sealing groove 44 are sequentially processed on the inner side wall of the small hole of the stepped hole along the axial direction, and one sealing ring 12 is respectively arranged on the one sealing groove 42, the two sealing grooves 43 and the three sealing grooves 44. The fire extinguishing substances in the fire extinguisher are ejected through the discharge passage 13 and sealed by the sealing rings of the first sealing groove 42, the second sealing groove 43 and the third sealing groove 44.

The lock sleeve 2 comprises a cylinder body, a piston 11, a cam shaft 17, a buffer cushion 20, a sleeve bearing 21, a cylinder body lower flange 55, a cylinder body upper flange 56, a plurality of large steel balls 14, a plurality of single steel ball bearing columns 15 and a plurality of concave bolts 22; the top of the cylinder is fixedly connected with the cylinder upper flange 56, the bottom of the cylinder is fixedly connected with the cylinder lower flange 55, a plurality of threaded holes 3 are formed in the cylinder along the radial direction, a concave bolt 22 is connected in each threaded hole 3 in a threaded manner, a spherical groove is formed in the threaded end of each concave bolt 22, the piston 11 is a T-shaped cylinder, the T-shaped cylinder is a cylinder with the bottom end sealed and the top end open, the bottom end of the T-shaped cylinder is inserted into a small hole of a stepped hole, a plurality of radial holes 16 are formed in the side wall of the T-shaped cylinder close to the top end along the radial direction, each radial hole 16 is arranged corresponding to one threaded hole 3, a large steel ball 14 and a single steel ball bearing post 15 are arranged in each radial hole 16, the large steel ball 14 is arranged in the spherical groove of each concave bolt 22, the sleeve bearing 21 is arranged on a mounting hole 41 of the cylinder upper flange 56, the bottom end of the cam shaft 17 is inserted into the piston 11, a plurality of bulges are formed in the outer side wall of the cam shaft 17 close to the bottom end, the steel ball end of each single steel ball bearing post 15 is propped against the bulge of the cam shaft 17, the top end of the cam shaft 17 penetrates through the sleeve bearing 21 to be fixedly connected with the output end of the transmission 32, and the top end of the cylinder body 4 is fixedly connected with the top end of the cylinder upper flange 4 through the cylinder upper flange 56, and the top end of the cylinder body is fixedly connected with the cylinder upper flange 4 through the flange body.

The upper end surface of the cam shaft 17 is connected with the longitudinal shaft of the speed changer 32 in a convex shape through the concave bolt 22 for positioning the large steel ball 14; a round optical axis is arranged above the cam shaft 17, and the cam shaft 17 bulge is in surface contact with the steel balls of the Shan Gangzhu bearing post 15; when the cam shaft 17 rotates at a certain angle in the transmission 32, the steel ball surface of the single steel ball bearing post 15 contacts with the concave surface of the concave-convex groove when the cam shaft 17 synchronously rotates at a certain angle; the convex diameter of the concave-convex groove of the cam shaft 17 is smaller than the diameter of the inner circle of the piston 11, the convex block position of the cam shaft 17 symmetrically and synchronously rotates with the single steel ball bearing post 15 of the radial through hole of the piston, the valve body channel 19 is sealed through the T-shaped cylinder body of the piston 11 and the bottom end sealing structure, the piston 11 is controlled through the concave bolt 22, the large steel ball 14 and one single steel ball bearing post 15, the output shaft of the speed changer 32 takes the shape of a T, the left and right lateral shafts are input ends, the vertical shafts are output shafts, and the corresponding through holes on the two sides of the box body 4 are connected with the electric speed reducing motors 7 or manual push rods 57 at the two ends of the outside to enable the speed changer 32 to rotate; the output shaft is a longitudinal shaft which is connected with the concave-convex surface shaft end of the cam shaft 17 through the flange at the lower end of the box body 4 to drive the rotation of the longitudinal shaft. The cam shaft 17 is driven to rotate by the operation of the speed changer 32, so that the large steel balls 14 are separated from the concave bolts 22, and the pressure entering the channel 18 and the valve body channel 19 pushes the piston 11 to slide in the cylinder body of the lock sleeve 2, so that the high-pressure valve works.

The novel hydraulic pressure type hydraulic pressure control device further comprises a box cover plate 52, a box lower flange 53 and a box upper flange 54, wherein the bottom end of the box 4 is fixedly connected with the box lower flange 53, the box lower flange 53 is fixedly connected with the cylinder upper flange 56 through a plurality of bolts, the box cover plate 52 is fixedly arranged on the top end of the box 4 through the box upper flange 54 and a plurality of bolts, the control plate 31 and the speed changer 32 are arranged in the box 4, each input end of a transverse shaft of the speed changer 32 penetrates through a large through hole 51 on the side wall of the box 4 and is fixedly connected with the output end of the clutch 6, the output end of a vertical shaft of the speed changer 32 is fixedly connected with the top end of the cam shaft 17, the audible and visual alarm 61 is connected with the control plate 31 through an alarm circuit 64, the shock wave sensor 62 is connected with the control plate 31 through a shock wave cable 65, the flame sensor 63 is connected with the control plate 31 through a flame circuit 66, the pressure sensor 10 is connected with the control plate 31 through a pressure circuit 67, the speed reduction motor 7 and the encoder 8 are connected with the control plate 31 through a motor encoding circuit 68, and the control plate 31 is connected with an external power supply through a power supply input circuit 60. The audible and visual alarm 61 is connected to the control board 31 through an alarm line 64 and through the cable introducer 5, the shock wave sensor 62 is connected to the control board 31 through a shock wave cable 65 and through the cable introducer 5, the flame sensor 63 is connected to the control board 31 through a flame line 66 and through the cable introducer 5, the pressure sensor 10 is connected to the control board 31 through a pressure line 67 and through the cable introducer 5, the gear motor 7 and the encoder 8 are connected to the control board 31 through a motor encoding line 68 and through the cable introducer 5, and the control board 31 is connected to an external power source through a power input line 60 and through the cable introducer 5.

When the flame sensor 63 detects a flame signal, the flame signal is transmitted to the input end I1 of the control board 31 through the flame line 66, or the shock wave sensor 62 detects an explosion air shock wave signal, the explosion air shock wave signal is respectively transmitted to the input end I3 of the control board 31 through the shock wave cable 65, authenticity is distinguished through the central processing unit, the output end Q1 of the control board 31 outputs a start instruction power transmission for opening the valve body 1, and a voltage signal of the output end Q1 of the control board 31 is received by the input of the speed reducing motor 7 through the motor coding line 68.

When the gear motor 7 and the encoder 8 synchronously rotate during rotation, the encoder 8 transmits the pulse number of motor rotation to the input end I7 of the control board 31 through the motor encoding line 68, and the output end Q1 of the control board 31 is powered off to stop the gear motor 7 when the pulse number is identical to the set pulse number through the operation identification of the central processing unit; when the input end I5 of the control board 31 detects that the pressure value of the pressure sensor 10 is zero through the pressure line 67, the audible and visual alarm 61 alarms through the alarm line 64 when the control board 31 outputs a Q3 alarm signal; during the rotation start of the gear motor 7 to rotate the transmission 32, the mechanical start clutch 6 rotates.

The clutch 6 comprises a driven wheel shaft 26, an end cover 27, a spline shaft 35, a T-shaped lock sleeve 33, a spring 34, a positioning sleeve 40, a clutch housing 45, two steel balls 23, two fastening bolts 24 and two coupling pins 39; the driven wheel axle 26 is a circular plate body, the center of the circular plate body is provided with cylindrical protrusions, two arc-shaped through holes are symmetrically formed in the circular plate body, the axis of the arc where the arc-shaped through holes are formed coincides with the axis of the circular plate body, the cylindrical protrusions of the driven wheel axle 26 are rotatably connected and installed on a clutch housing 45 through a fourth bearing 30, the cylindrical protrusions of the driven wheel axle 26 are fixedly connected with the input end of a transverse shaft of a speed changer 32, a T-shaped lock sleeve 33 is a ring body, two symmetrical keys are formed in the inner circle of the ring body, one end face of the ring body is provided with an annular groove, the other end face of the ring body is provided with two coupling pin threaded holes 48, the two coupling pin threaded holes 48 are symmetrically arranged, each coupling pin threaded hole 48 is internally connected with one coupling pin 39, a positioning sleeve 40 comprises an annular plate and a circular cylinder body, one end face of the annular plate is fixedly connected with one end of the circular cylinder body, the spline shaft 35 is a stepped shaft, two key grooves are axially formed in the stepped shaft, the T-shaped lock sleeve 33 and the spring 34 are fixedly connected with the input end of the transverse shaft 32 through the fourth bearing, the T-shaped key sleeve 33 is sleeved on the spline shaft 35, two symmetrical keys are arranged on the inner circle of the spline shaft 35, one end face of the spline shaft 35 is rotatably connected with the annular end cover 27 through the annular end cover 35, the annular end cover 27 is rotatably connected with the annular end cover 27, and the other end cover 27 is rotatably arranged on the spline shaft cover 27 through the annular end cover, and the spline cover 35, and the other end cover is rotatably connected with the end cover 27 through the annular end cover 27, and the spline cover, and the end cover is mounted on the end cover 27, the clutch housing 45 is fixedly mounted to the case 4 by a plurality of bolts.

The outer circular surface of the inner side wall of the annular groove is provided with two V-shaped grooves 47, the two V-shaped grooves 47 are symmetrically arranged, the outer side wall of the annular groove is provided with two fastening threaded holes 46 in a radial direction, each fastening threaded hole 46 is provided with a fastening bolt 24 in a threaded connection mode, each fastening threaded hole 46 is arranged corresponding to one V-shaped groove 47, the circular cylinder is provided with two steel ball through holes 50 in a radial direction, the two steel ball through holes 50 are symmetrically arranged, one steel ball 23 is arranged in each steel ball through hole 50, and the fastening bolt 24 is propped against one steel ball 23.

The T-shaped lock sleeve 33 compresses the spring 34 to enable the V-shaped groove 47 and the steel ball through hole 50 of the positioning sleeve 40 to enable the steel balls 23 to fall into the V-shaped groove 47, and the T-shaped lock sleeve 33 is positioned and fastened through the T-shaped lock sleeve 33 and the fastening threaded hole 46 by the fastening bolt 24, so that the T-shaped lock sleeve 33 is not pushed by the compression force of the spring 34. The T-shaped lock sleeve 33 is provided with an inner concentric cylinder and an outer concentric cylinder, the outer wall of the inner spline cylinder is provided with a V-shaped groove 47 at a certain distance from the T-shaped end, the outer wall of the inner spline cylinder is provided with an outer cylinder at a certain distance from the inner circular outer wall, and the outer side wall of the inner spline cylinder is provided with a threaded hole 46 at a position which is at a certain distance from the T-shaped end and symmetrical with the V-shaped groove 47 on the outer wall of the inner spline cylinder; the T-shaped end faces are symmetrically provided with large threaded holes 48 with equal distances from the center line on two sides for installing the connecting shaft pin 39.

The gear box further comprises a motor connecting frame, a main gear 38 and a sector gear 25, wherein the gear motor 7 is fixedly arranged on the box body 4 through the motor connecting frame, an output shaft of the gear motor 7 is fixedly connected with the main gear 38, the sector gear 25 is sleeved on the spline shaft 35, and the main gear 38 is meshed with the sector gear 25 in a tooth mode.

When the gear motor 7 rotates, the transverse shaft of the transmission 32 is an input shaft, one end of the transverse shaft of the transmission 32 is connected with the gear motor 7, and the main gear 38 of the gear motor 7 is meshed with the sector gear 25. The clutch 6 is driven to work by the gear motor 7, the sector gear 25 rotates to a certain angle and is separated from the teeth of the main gear 38, and the transmission 32 stops rotating, so that the steel ball surface of the single steel ball bearing column 15 is contacted with the concave surface of the cam 17; the piston 11 slides along the valve body passage 19 out of position in the discharge passage 13, so that the discharge passage 13 of the valve body 1 operates.

The novel multifunctional box body comprises a box body 4, a fixing frame 59, a plate rod 36 and a nut 37, wherein external threads are machined on a spline shaft 35, the nut 37 is installed on the spline shaft 35 in a threaded connection mode, a push rod 57 is installed on the spline shaft 35 through the plate rod 36, the plate rod 36 is fixedly installed on the spline shaft 35 through the nut 37, the fixing frame 59 is fixedly installed on the box body 4, a strip-shaped hole is machined in the fixing frame 59, and the push rod 57 is inserted into the strip-shaped hole of the fixing frame 59 and rotates around the spline shaft 35 on the strip-shaped hole.

One end of a transverse shaft of the speed changer 32 is connected with the shaft end of a clutch output driven shaft wheel 26 with a push rod 57 and a plate rod 36, the upper end of the plate rod 36 is connected with a receiving plate 58 and a shock wave receiving device 69, and one end of an input shaft of the mechanical starting clutch 6, which is a spline shaft 35, is tightly connected with the mechanical plate rod 36; the other end of the transverse shaft of the speed changer 32 is connected with the shaft end of the output driven shaft wheel 26 of the electric clutch, and the push rod 57 and the plate rod 36 are driven to rotate through the shock wave receiving device 69 and the receiving plate 58 to control the transverse shaft input end of the speed changer 32 to rotate.

It further includes a receiving plate 58, the receiving plate 58 being fixedly mounted on the push rod 57.

The first embodiment is as follows: the present embodiment will be described with reference to fig. 1 to 17, which is a control method of a two-way opening high-pressure high-speed valve for a fire extinguishing apparatus according to the present embodiment, the method being implemented as follows:

automatic control step one: the alarm control system is connected with the control board 31, and feeds information back to the control board 31 through the alarm controller, and discerns through the control board 31, and controls the gear motor 7 to work through the control board 31;

and an automatic control step II: the clutch 6 is driven to work by the rotation of the output shaft of the gear motor 7;

automatic control step three: when the clutch 6 works, the input end of the speed changer 32 is driven to rotate, so that the output end of the speed changer 32 is rotated;

and an automatic control step four: when the output end of the speed changer 32 rotates, the locking state of the lock sleeve 2, the cam shaft 17 and the single steel ball bearing post 15 of the lock sleeve 2 is controlled to be released;

automatic control step five: the piston 11 in the valve body channel 19 is pushed to move according to the pressure connected to the stepped hole inlet channel 18 and communicated with the outlet end of the fire extinguisher;

automatic control step six: the piston 11 moves away from the stepped bore inlet passage 18, causing pressure to push the plurality of discharge passages 13 in the valve body passage 19 to leak out and achieve rapid opening of the high pressure high speed valve.

The second embodiment is as follows: referring to fig. 1 to 17, a method for controlling a bi-directional opening high-pressure high-speed valve for a fire extinguishing apparatus according to the present embodiment is described, wherein in the automatic control step one, the alarm control system includes an audible and visual alarm 61, a shock wave sensor 62 and a flame sensor 63, the audible and visual alarm 61 is connected to the control board 31 through an alarm line 64, the shock wave sensor 62 is connected to the control board 31 through a shock wave cable 65, the flame sensor 63 is connected to the control board 31 through a flame line 66, and the audible and visual alarm 61, the shock wave sensor 62 and the flame sensor 63 feed back information to the control board 31, thereby realizing the control of the operation of the speed reducing motor 7 by the control board 31.

And a third specific embodiment: referring to fig. 1 to 17, a control method of a bi-directional opening high-pressure high-speed valve for a fire extinguishing apparatus according to the present embodiment is described, wherein in the step two, when an output shaft of a speed reduction motor 7 rotates, the output shaft of the speed reduction motor 7 drives a main gear 38 to rotate and simultaneously drives a sector gear 25 to rotate, the sector gear 25 is coaxially arranged with a spline shaft 35, so that the spline shaft 35 rotates synchronously and simultaneously drives a T-shaped lock sleeve 33 to rotate, a positioning sleeve 40 inserted into the T-shaped lock sleeve 33 is fixed at this time, and therefore, a fastening bolt 24 of a fastening screw hole 46 on an outer side wall of an annular groove on the T-shaped lock sleeve 33 is separated from steel balls 23 arranged on inner side walls of the annular groove on the positioning sleeve 40 and the T-shaped lock sleeve 33, the T-shaped lock sleeve 33 is moved towards a direction of a driven wheel shaft 26 by an elastic force of a spring 34, and each coupling pin 39 on the T-shaped lock sleeve 33 is inserted into an arc-shaped through hole on the driven wheel shaft 26, and simultaneously drives the T-shaped lock sleeve 33 and the driven wheel shaft 26 to rotate sequentially by the spline shaft 35.

The specific embodiment IV is as follows: referring to fig. 1 to 17, a control method of a bi-directional opening high-pressure high-speed valve for a fire extinguishing apparatus according to the present embodiment is described, wherein when three clutches 6 are operated to rotate in an automatic control step, an output end of the clutch 6 drives one end of a transmission 32 to rotate, and then drives an output end of the T-type transmission 32 to rotate.

Fifth embodiment: referring to fig. 1 to 17, a method for controlling a bi-directional opening high-pressure high-speed valve for a fire extinguishing apparatus according to the present embodiment is described, wherein in the fourth step of automatic control, the output end of the transmission 32 rotates to drive the control sleeve 2 to rotate with the cam shaft 17, at this time, the protrusion of the cam shaft 17 is separated from the female bolt 22 of the threaded hole 3 on the cylinder and the large steel ball 14 and the single steel ball bearing post 15 in the radial hole 16 on the piston 11, and the protrusion at the bottom of the cam shaft 17 moves relatively with the Shan Gangzhu bearing post 15, at this time, the locking state of the single steel ball bearing post 15 of the sleeve 2 is released.

Specific embodiment six: referring to fig. 1 to 17, a method for controlling a two-way opening high-pressure high-speed valve for a fire extinguishing apparatus according to the present embodiment is described, wherein in the fourth step of automatic control, when the locking state of the cam shaft 17 and the single-ball bearing post 15 of the lock sleeve 2 is released, the pressure of the stepped hole entering channel 18 communicating with the outlet end of the fire extinguisher is greater, so that the piston 11 is pushed along the direction of the valve body channel 19.

Seventh embodiment: referring to fig. 1 to 17, a description will be given of a method of controlling a two-way opening high-pressure high-speed valve for a fire extinguishing apparatus according to the present embodiment, in which a control board 31 is connected to an external power source through a power input line 60.

Eighth embodiment: the present embodiment will be described with reference to fig. 1 to 17, which is a control method of a two-way opening high-pressure high-speed valve for a fire extinguishing apparatus according to the present embodiment, the method being implemented as follows:

the mechanical control step of the shock wave is as follows: the shock wave receiving device 69 is arranged on the receiving plate 58, the receiving plate 58 drives the push rod 57 and the plate rod 36 to rotate, the corresponding spline shaft 35 is driven to rotate by the plate rod 36, the spline shaft 35 synchronously rotates and simultaneously drives the T-shaped lock sleeve 33 to rotate, and the positioning sleeve 40 inserted on the T-shaped lock sleeve 33 is fixed at the moment, so that the fastening bolt 24 of the fastening threaded hole 46 on the outer side wall of the annular groove on the T-shaped lock sleeve 33 is relatively separated from the steel balls 23 arranged on the inner side walls of the annular grooves on the positioning sleeve 40 and the T-shaped lock sleeve 33, the T-shaped lock sleeve 33 is driven to move towards the driven wheel shaft 26 by the elasticity of the spring 34, and each coupling pin 39 on the T-shaped lock sleeve 33 is inserted into an arc-shaped through hole on the driven wheel shaft 26, and simultaneously the T-shaped lock sleeve 33 and the driven wheel shaft 26 are sequentially driven to rotate by the spline shaft 35;

and a shock wave mechanical control step II: the driven wheel shaft 26 of the clutch 6 drives the input end of the speed changer 32 to rotate, so that the output end of the speed changer 32 rotates;

and step three, mechanical control of shock waves: when the output end of the speed changer 32 rotates, the locking state of the lock sleeve 2, the cam shaft 17 and the single steel ball bearing post 15 of the lock sleeve 2 is controlled to be released;

and a shock wave mechanical control step four: the piston 11 in the valve body channel 19 is pushed to move according to the pressure connected to the stepped hole inlet channel 18 and communicated with the outlet end of the fire extinguisher;

and a shock wave mechanical control step five: the piston 11 moves away from the stepped bore inlet passage 18, causing pressure to push the plurality of discharge passages 13 in the valve body passage 19 to leak out and achieve rapid opening of the high pressure high speed valve.

Detailed description nine: the present embodiment will be described with reference to fig. 1 to 17, which is a control method of a two-way opening high-pressure high-speed valve for a fire extinguishing apparatus according to the present embodiment, the method being implemented as follows: the output end of the transmission 32 in the shock wave mechanical control step three rotates to drive the control lock sleeve 2 to rotate with the cam shaft 17, at the moment, the bulge of the cam shaft 17 is separated from the concave bolt 22 of the threaded hole 3 on the cylinder body and the large steel ball 14 and the single steel ball bearing post 15 in the radial hole 16 on the piston 11, the bulge at the bottom of the cam shaft 17 and the Shan Gangzhu bearing post 15 generate relative movement, and at the moment, the locking state of the single steel ball bearing post 15 of the lock sleeve 2 is released.

Detailed description ten: referring to fig. 1 to 17, a method for controlling a two-way opening high-pressure high-speed valve for a fire extinguishing apparatus according to the present embodiment is described, wherein in the third step of shock wave mechanical control, when the locking state of the cam shaft 17 and the single-ball bearing post 15 of the lock sleeve 2 is released, the pressure that the stepped hole inlet channel 18 communicates with the outlet end of the fire extinguisher is large, so that the piston 11 is pushed along the direction of the valve body channel 19.

The above embodiments are intended to illustrate the present application, not to limit the present application, and various changes and modifications can be made without departing from the spirit and principles of the present application, and therefore all equivalent technical solutions are also within the scope of the present application.

Claims (10)

1. A control method of a two-way opening high-pressure high-speed valve for a fire extinguishing device is characterized by comprising the following steps: the method is realized in the following way:

automatic control step one: the alarm control system is connected with the control board (31), and feeds information back to the control board (31) through the alarm controller, and the information is distinguished through the control board (31), and the speed reduction motor (7) is controlled to work through the control board (31);

and an automatic control step II: the clutch (6) is driven to work by the rotation of the output shaft of the speed reducing motor (7);

automatic control step three: the clutch (6) drives the input end of the speed changer (32) to rotate when working, so as to realize the rotation work of the output end of the speed changer (32);

and an automatic control step four: when the output end of the speed changer (32) rotates, the locking state of the lock sleeve (2) and the single steel ball bearing post (15) of the cam shaft (17) and the lock sleeve (2) is controlled to be released;

automatic control step five: the piston (11) in the valve body channel (19) is pushed to move according to the pressure connected to the stepped hole inlet channel (18) and communicated with the outlet end of the fire extinguisher;

automatic control step six: the piston (11) moves in a direction away from the stepped hole inlet channel (18), so that pressure pushes a plurality of discharge channels (13) on the valve body channel (19) to leak out, and the high-pressure high-speed valve is rapidly opened.

2. The method for controlling a two-way opening high-pressure high-speed valve for a fire extinguishing apparatus according to claim 1, wherein: the alarm control system in the automatic control step I comprises an audible and visual alarm (61), a shock wave sensor (62) and a flame sensor (63), wherein the audible and visual alarm (61) is connected with a control board (31) through an alarm circuit (64), the shock wave sensor (62) is connected with the control board (31) through a shock wave cable (65), the flame sensor (63) is connected with the control board (31) through a flame circuit (66), and the audible and visual alarm (61), the shock wave sensor (62) and the flame sensor (63) are used for feeding back information to the control board (31) and realizing the operation of the control board (31) for controlling a gear motor (7).

3. The method for controlling a two-way opening high-pressure high-speed valve for a fire extinguishing apparatus according to claim 1, wherein: in the automatic control step II, when the output shaft of the gear motor (7) rotates, the output shaft of the gear motor (7) drives to rotate with the main gear (38) and simultaneously drives the sector gear (25) to rotate, the sector gear (25) and the spline shaft (35) are coaxially arranged, so that the spline shaft (35) synchronously rotates and simultaneously drives the T-shaped lock sleeve (33) to rotate, the positioning sleeve (40) inserted on the T-shaped lock sleeve (33) is fixed, and therefore the fastening bolt (24) of the fastening threaded hole (46) on the outer side wall of the annular groove of the T-shaped lock sleeve (33) is separated from the steel balls (23) arranged on the inner side walls of the annular grooves of the positioning sleeve (40) and the T-shaped lock sleeve (33) relatively, the T-shaped lock sleeve (33) is enabled to move towards the direction of the driven wheel shaft (26) through the elasticity of the spring (34), and each coupling pin (39) on the T-shaped lock sleeve (33) is enabled to be inserted into the arc-shaped through hole on the driven wheel shaft (26), and meanwhile, the T-shaped lock sleeve (33) and the driven wheel shaft (26) are sequentially driven to rotate through the spline shaft (35).

4. The method for controlling a two-way opening high-pressure high-speed valve for a fire extinguishing apparatus according to claim 1, wherein: when the three clutches (6) are automatically controlled to work and rotate, the output end of the clutch (6) drives one end input on the transmission (32) to rotate, and then the output end of the T-shaped transformer (32) is driven to rotate.

5. The method for controlling a two-way opening high-pressure high-speed valve for a fire extinguishing apparatus according to claim 1, wherein: in the automatic control step four, when the output end of the transmission (32) rotates, the control lock sleeve (2) is driven to rotate with the cam shaft (17), at the moment, the protrusion of the cam shaft (17) is separated from the large steel ball (14) in the radial hole (16) on the threaded hole (3) on the cylinder body and the single steel ball bearing column (15) on the piston (11), the protrusion at the bottom of the cam shaft (17) and the Shan Gangzhu bearing column (15) generate relative movement, and at the moment, the locking state of the single steel ball bearing column (15) of the lock sleeve (2) is released.

6. The method for controlling a two-way opening high-pressure high-speed valve for a fire extinguishing apparatus according to claim 1, wherein: and in the automatic control step four, when the locking state of the cam shaft (17) and the single steel ball bearing post (15) of the lock sleeve (2) is released, the pressure of the stepped hole entering channel (18) communicated with the outlet end of the fire extinguisher is large, so that the piston (11) is pushed along the direction of the valve body channel (19).

7. The method for controlling a two-way opening high-pressure high-speed valve for a fire extinguishing apparatus according to claim 1, wherein: the control board (31) is connected with an external power supply through a power supply input line (60).

8. A control method of a two-way opening high-pressure high-speed valve for a fire extinguishing device is characterized by comprising the following steps: the method is realized in the following way:

the mechanical control step of the shock wave is as follows: the shock wave receiving device (69) is arranged on the receiving plate (58), the receiving plate (58) drives the push rod (57) and the plate rod (36) to rotate, the plate rod (36) drives the corresponding spline shaft (35) to rotate, the spline shaft (35) synchronously rotates and simultaneously drives the T-shaped lock sleeve (33) to rotate, at the moment, the positioning sleeve (40) inserted on the T-shaped lock sleeve (33) is fixed, so that the fastening bolt (24) of the fastening threaded hole (46) on the outer side wall of the annular groove of the T-shaped lock sleeve (33) is separated from the steel balls (23) arranged on the inner side walls of the annular grooves of the positioning sleeve (40) and the T-shaped lock sleeve (33), the T-shaped lock sleeve (33) is enabled to move towards the driven wheel shaft (26) through the elasticity of the spring (34), each coupling pin (39) on the T-shaped lock sleeve (33) is enabled to be inserted into the arc-shaped through hole on the driven wheel shaft (26), and meanwhile, the T-shaped lock sleeve (33) and the driven wheel shaft (26) are sequentially driven to rotate through the spline shaft (35);

and a shock wave mechanical control step II: the driven wheel shaft (26) of the clutch (6) drives the input end of the speed changer (32) to rotate, so that the output end of the speed changer (32) rotates;

and step three, mechanical control of shock waves: when the output end of the speed changer (32) rotates, the locking state of the lock sleeve (2) and the single steel ball bearing post (15) of the cam shaft (17) and the lock sleeve (2) is controlled to be released;

and a shock wave mechanical control step four: the piston (11) in the valve body channel (19) is pushed to move according to the pressure connected to the stepped hole inlet channel (18) and communicated with the outlet end of the fire extinguisher;

and a shock wave mechanical control step five: the piston (11) moves in a direction away from the stepped hole inlet channel (18), so that pressure pushes a plurality of discharge channels (13) on the valve body channel (19) to leak out, and the high-pressure high-speed valve is rapidly opened.

9. The method for controlling a two-way opening high-pressure high-speed valve for a fire extinguishing apparatus according to claim 8, wherein: the method is realized in the following way: the output end of the transmission (32) in the shock wave mechanical control step III drives the control lock sleeve (2) to rotate with the cam shaft (17) when rotating, at the moment, the bulge of the cam shaft (17) is separated from the large steel ball (14) and the single steel ball bearing post (15) in the concave bolt (22) of the threaded hole (3) on the cylinder body and the radial hole (16) on the piston (11), the bulge at the bottom of the cam shaft (17) and the Shan Gangzhu bearing post (15) generate relative movement, and at the moment, the locking state of the single steel ball bearing post (15) of the lock sleeve (2) is released.

10. The method for controlling a two-way opening high-pressure high-speed valve for a fire extinguishing apparatus according to claim 8, wherein: in the third step of shock wave mechanical control, when the locking state of the cam shaft (17) and the single steel ball bearing post (15) of the lock sleeve (2) is released, the pressure of the stepped hole entering channel (18) communicated with the outlet end of the fire extinguisher is large, so that the piston (11) is pushed along the direction of the valve body channel (19).