Low-concentration oxygen emptying device
Technical Field
The invention relates to the technical field of low-concentration oxygen emptying devices, in particular to a low-concentration oxygen emptying device.
Background
There is not professional low concentration oxygen emptying devices in present low concentration oxygen evacuation technical field, can influence the oxygen concentration of system of making oxygen like this, can not guarantee that oxygen pipeline and oxygen terminal's oxygen concentration is the qualified oxygen of oxygen concentration to be not convenient for to the oxygen recovery of the oxygen concentration low of system of making oxygen recycles.
Disclosure of Invention
The invention aims to provide a low-concentration oxygen emptying device to solve the defects in the prior art.
In order to achieve the purpose, the invention provides the following technical scheme: the alarm comprises a shell, an upper cover is hinged and connected to the rear side of the top surface of the shell, a circuit board is fixedly mounted inside the shell, a pipeline is arranged above the circuit board, two ends of the pipeline penetrate through two sides of the shell, a two-position three-way ball valve is arranged at one end of the pipeline, an oxygen concentration sensor is arranged behind the two-position three-way ball valve and communicated with the pipeline, a flowmeter is arranged at the other end of the pipeline, a one-way valve is arranged on one side of the flowmeter and fixedly mounted on the pipeline, an alarm is fixedly mounted outside one side of the shell, a fuse is arranged in front of one side of the circuit board and fixedly mounted in the shell, a wiring terminal row is connected in front of the fuse and fixedly mounted in the shell, a plurality of waterproof connectors are fixedly mounted on the front surface of the shell, an evacuation port is arranged on the other side of the front surface of the shell, a switching power supply is arranged below the two-position three-way ball valve and mounted in the shell, one side of two-position three-way ball valve is equipped with the choke valve, and the choke valve is installed on the pipeline, and the below of alarm is equipped with waterproof switch, and waterproof switch installs on the casing, and the rear surface of upper cover sets up the touch-sensitive screen, and the upper cover sets up the tool to lock, and alarm, oxygen concentration sensor, flowmeter, pressure sensor, alarm, fuse, binding post row, switching power supply, waterproof switch, touch-sensitive screen all with circuit board electric connection.
According to the low-concentration oxygen emptying device, the two sides inside the shell are hinged to connect the pneumatic rod, the telescopic end of the pneumatic rod is hinged to the upper cover, and the waterproof power switch and the circuit board are electrically connected with the pneumatic rod.
According to the low-concentration oxygen emptying device, the two ends of the pipeline are both provided with the pressure sensors.
The low-concentration oxygen emptying device is characterized in that the number of the waterproof joints is at least three.
According to the low-concentration oxygen emptying device, the upper cover is connected with the shell through a straight corner connector.
According to the low-concentration oxygen emptying device, the heat dissipation devices are arranged on two sides of the shell.
The invention has the advantages that: the oxygen supply device has reasonable structural design and convenient use, and always ensures that the oxygen concentration of the oxygen pipeline and the oxygen terminal is the oxygen with qualified oxygen concentration; the oxygen pressure, the oxygen flow, the oxygen concentration and the like of the pipeline can be monitored in real time; the equipment has a main alarm, a PSA oxygen concentration low alarm, a PSA oxygen pressure low alarm, a main pipeline pressure low alarm, a flow excess alarm, a power failure alarm and the like and can be uploaded to a main monitoring station; historical alarm records can be checked; can increase the oxygen recovery of the oxygen concentration of system of making oxygen low and recycle, increase the oxygen concentration of system of making oxygen.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings needed to be used in the description of the embodiments are briefly introduced below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings based on these drawings without inventive labor.
FIG. 1 is a schematic view of the overall structure of the present invention; FIG. 2 is a left side view of FIG. 1; FIG. 3 is a right side view of FIG. 1; FIG. 4 is a top view of FIG. 1; FIG. 5 is a bottom view of FIG. 1; FIG. 6 is a rear view of FIG. 1; fig. 7 is a perspective view of the present invention.
Reference numerals are as follows: the device comprises a shell 1, an upper cover 2, a 3-two-position three-way ball valve, a 4-oxygen concentration sensor, a 5-circuit board, a 6-flow meter, a 7-pressure sensor, an 8-alarm, a 9-one-way valve, a 10-pneumatic rod, 11-fuses, a 12-wiring terminal row, a 13-waterproof connector, a 14-evacuation port, a 15-switching power supply, a 16-throttling valve, a 17-waterproof power supply switch, an 18-touch screen, a 19-lock and a 20-I-shaped corner code.
Detailed Description
As shown in fig. 1 to 7, the low concentration oxygen evacuation device specifically disclosed in this embodiment includes a housing 1, an upper cover 2 is hinged on the rear side of the top surface of the housing 1, a circuit board 5 is fixedly mounted inside the housing 1, a pipeline is disposed above the circuit board 5, two ends of the pipeline pass through two sides of the housing 1, a two-position three-way ball valve 3 is disposed at one end of the pipeline, an oxygen concentration sensor 4 is disposed behind the two-position three-way ball valve 3, the oxygen concentration sensor 4 is communicated with the pipeline, a flow meter 6 is disposed at the other end of the pipeline, a check valve 9 is disposed on one side of the flow meter 6, the check valve 9 is fixedly mounted on the pipeline, an alarm 8 is fixedly mounted outside one side of the housing 1, a fuse 11 is disposed in front of one side of the circuit board 5, the fuse 11 is fixedly mounted in the housing 1, a connection terminal block 12 is connected in front of the fuse 11, the connection terminal block 12 is fixedly mounted in the housing 1, the utility model discloses a waterproof power supply, including casing 1, casing 1 front surface fixed mounting several water joint 13, the opposite side of casing 1 front surface sets up evacuation mouth 14, the below of two-position three-way ball valve 3 is equipped with switching power supply 15, switching power supply 15 installs in casing 1, one side of two-position three-way ball valve 3 is equipped with choke valve 16, choke valve 16 installs on the pipeline, the below of alarm 8 is equipped with waterproof switch 17, waterproof switch 17 installs on casing 1, the rear surface of upper cover 2 sets up touch-sensitive screen 18, set up tool to lock 19 on the upper cover 2, alarm 8, oxygen concentration sensor 4, the flowmeter, pressure sensor 7, alarm 8, fuse 11, binding post row 12, switching power supply 15, waterproof switch 17, touch-sensitive screen 18 all with circuit board 5 electric connection. The oxygen supply device has reasonable structural design and convenient use, and always ensures that the oxygen concentration of the oxygen pipeline and the oxygen terminal is the oxygen with qualified oxygen concentration; the oxygen pressure, the oxygen flow, the oxygen concentration and the like of the pipeline can be monitored in real time; the equipment has a main alarm, a PSA oxygen concentration low alarm, a PSA oxygen pressure low alarm, a main pipeline pressure low alarm, a flow excess alarm, a power failure alarm and the like and can be uploaded to a main monitoring station; historical alarm records can be checked; can increase the oxygen recovery of the oxygen concentration of system of making oxygen low and recycle, increase the oxygen concentration of system of making oxygen. A pipeline system consists of a two-position three-way ball valve 3, a flowmeter 6, a one-way valve 9, a drain port 14, a throttle valve 16 and other pipe fittings; the two-position three-way ball valve 3, the oxygen concentration sensor 4, the circuit board 5, the flowmeter 6, the pressure sensor 7, the alarm 8, the fuse 11, the wiring terminal row 12, the waterproof connector 13, the evacuation port 14, the switching power supply 15, the waterproof power supply switch 17 and the touch screen 18 form a circuit system; the microprocessor in the circuit board 5 can detect the concentration of PSA oxygen through the oxygen concentration sensor 4, can detect the pressure of PSA and the pressure of a main pipeline through the pressure sensor 7, can detect the flow through the flowmeter 6, intelligently analyzes and processes data through the microprocessor and can display the data through the touch screen 18, the two-position three-way ball valve 3 is controlled to change the direction according to the set value of the concentration of PSA oxygen, low-concentration oxygen is discharged out of an oxygen supply pipeline through the evacuation port 14, the backup oxygen source is started at the moment, and the oxygen supply pipeline and the terminal are ensured to be oxygen with qualified oxygen concentration; the PSA oxygen concentration detected by the oxygen concentration sensor 4, the PSA pressure detected by the pressure sensor 7, the total pipe pressure, and the flow rate detected by the flow meter 6 can be monitored in real time through the touch screen 18; the microprocessor in the circuit board 5 carries out alarm processing through the alarm 8 and can check historical alarm records through the touch screen 18, low-concentration oxygen can be connected to an air inlet of an air compressor of the oxygen generation system through the evacuation port 14, mixed air is sucked by the air compressor, and the oxygen concentration of the oxygen generation system can be improved; the whole set of low-concentration oxygen emptying device is installed and fixed through a straight corner connector 20.
Specifically, the inside both sides of casing 1 all articulate and connect pneumatic rod 10, pneumatic rod 10's flexible end and upper cover 2 are articulated to be connected, waterproof switch, the equal 5 and pneumatic rod 10 electric connection of circuit board. When the device is used, the upper cover 2 can be easily opened and closed by the pneumatic rod 10, and the device can be more conveniently used.
Specifically, the pressure sensor 7 is provided at both ends of the pipe line described in the present embodiment. When the device is used, the pressure of oxygen in the pipeline can be conveniently detected through the pressure sensor 7, and the device can be used more conveniently.
Further, the number of the waterproof joints 13 is at least three in this embodiment. When using this device, through waterproof joint 13 at least three, can make this device use convenience more.
Furthermore, the upper cover 2 and the housing 1 according to the present embodiment are connected by a corner connector 20. When the device is used, the connection between the upper cover 2 and the shell 1 can be firmer through the I-shaped corner connector 20, and the device can be used more conveniently.
Furthermore, heat dissipation devices are disposed on two sides of the housing 1 according to the present embodiment. When the device is used, the heat dissipation device can be used for conveniently dissipating heat of the internal elements of the shell 1, and the influence on normal work is prevented.
The embodiments of the present invention have been described above with reference to the accompanying drawings, but these descriptions should not be construed as limiting the scope of the present invention, and the technical contents not described in detail in the present invention are known in the art.