CN220415652U - Pressure release starting device for compressor of oxygen generating equipment - Google Patents

Abstract

The utility model discloses a pressure release starting device of a compressor of oxygen generating equipment, which comprises a compressor body, wherein a three-way check valve is fixedly penetrated through the air outlet end of the compressor body, a compressed gas output pipe and a pressure release connecting pipe are respectively fixedly penetrated through two air outlets of the three-way check valve, and an electromagnetic valve is fixedly penetrated through the tail end of the pressure release connecting pipe. According to the utility model, through the pressure release connecting pipe, the current induction switch, the electromagnetic valve and the three-way check valve, when the motor is blocked or overloaded when the motor is in abnormal operation and reaches or exceeds the set induction current, the electromagnetic valve and the three-way check valve are matched with the pressure release connecting pipe to release pressure, so that the compressor can be started normally, and through the fixed rod, the mounting seat and the centering clamping assembly, the input wire of the compressor can pass through the current sensor in the middle, thereby being beneficial to the installation of the current sensor and the input wire of the compressor, and simultaneously ensuring the detection effect of the current sensor.

Description

Pressure release starting device for compressor of oxygen generating equipment

Technical Field

The utility model relates to the technical field of starting devices, in particular to a pressure release starting device of a compressor of oxygen generating equipment.

Background

In the integral oxygen generating equipment, the pressure in the compressor cavity is almost equal to the pressure in the environment when the compressor is initially started, if the pressure in the compressor cavity is higher than the ambient pressure because the gas is not discharged, the motor can possibly overcome the problem that the motor is blocked in the starting process because the pressure in the cavity is not overcome, so that the compressor can not be started, the motor is blocked for a long time and is easily damaged due to heating, and under the normal use condition, the gas in the compressor cavity leaks for a certain time or is cut off, and the electromagnetic valve channel is opened to leak so that the internal pressure and the external pressure are equal.

In the actual use process, the motor of the compressor works abnormally due to short outage or unstable voltage, and gas in a compression cavity of the compressor cannot be discharged out of the motor to stop rotating in a short time at the moment. Aiming at the current situation, the starting problem of compression needs to be solved when the oxygen generating equipment works normally or recovers to work normally rapidly, so that the pressure release starting device of the compressor of the oxygen generating equipment can solve the problem, and the oxygen generating equipment can recover to work normally rapidly when the power supply is flashed off and the voltage is unstable.

Disclosure of Invention

The utility model aims to solve the defects in the prior art, and provides a pressure release starting device of an oxygen generating equipment compressor.

In order to achieve the above purpose, the present utility model adopts the following technical scheme: the utility model provides an oxygenerator compressor release starting drive, includes the compressor body, the end of giving vent to anger of compressor body is fixed to link up there is the tee bend check valve, two gas outlets of tee bend check valve are fixed respectively and are link up there are compressed gas output tube and release connecting pipe, the end of release connecting pipe is fixed to be link up there is the solenoid valve, surface one side of compressor body is equipped with current induction switch, the equal fixedly connected with dead lever in both ends of current induction switch, two the one side outer wall fixedly connected with mount pad of dead lever, two the centre gripping subassembly is all installed to one side outer wall of mount pad, the power link fixed mounting of compressor body has two compressor input electric wires, and the phase-match between one of them compressor input electric wire and the two centre gripping subassemblies.

Preferably, two centre gripping subassembly all includes the mounting groove, and the mounting groove is seted up at the outer wall of mount pad, the equal fixedly connected with spring of both sides inner wall of mounting groove, two the equal fixedly connected with movable block of the expansion end of spring, two the equal fixedly connected with cambered surface splint of bottom of movable block, and the butt between cambered surface splint and the compressor input electric wire is favorable to the installation placed in the middle of compressor input electric wire.

Preferably, the both sides inner wall of mounting groove is equal fixedly connected with spacing, two the spout has all been seted up to the both sides of movable block, and sliding connection between spout and the adjacent spacing has spacing effect to the movable block, guarantees the stability that the movable block removed.

Preferably, the other end interface of the electromagnetic valve is fixedly communicated with an exhaust pipe, which is beneficial to exhausting gas in the compressor.

Preferably, the power input end of the current induction switch is fixedly provided with a connecting wire, which is beneficial to power input and ensures the normal operation of the current induction switch.

Preferably, a valve body input wire is fixedly arranged at the power input end of the electromagnetic valve, so that power input is facilitated, and normal operation of the electromagnetic valve is ensured.

Preferably, the tail end of the compressed gas output pipe is fixedly communicated with an oxygen generating device, and the oxygen generating device is connected with the compressor through the compressed gas output pipe, so that qualified product gas can be prepared.

The utility model has the beneficial effects that:

when the compressor pressure release starting device of the oxygen generating equipment is used, through the pressure release connecting pipe, the current induction switch, the electromagnetic valve and the three-way check valve, when the compressor works abnormally and the motor is blocked or overloaded and reaches or exceeds the set induction current, the electromagnetic valve and the three-way check valve are matched with the pressure release connecting pipe to release pressure, so that the compressor can be started normally, and through the fixed rod, the mounting seat and the centering clamping assembly, the compressor input wire can pass through the current sensor in the middle, the installation of the current sensor and the compressor input wire is facilitated, and meanwhile, the detection effect of the current sensor can be guaranteed.

Drawings

FIG. 1 is a schematic diagram of the overall structure of the present utility model;

FIG. 2 is a schematic diagram of the connection of the current sensor and the fixed rod according to the present utility model;

fig. 3 is a cross-sectional view of the mount of the present utility model.

Legend description:

1. a compressor body; 2. a pressure release connecting pipe; 3. an electromagnetic valve; 4. a current sensing switch; 5. a three-way check valve; 6. a compressed gas output pipe; 7. an oxygen generator; 8. the valve body inputs an electric wire; 9. connecting wires; 10. compressor input wires; 11. a mounting base; 12. a fixed rod; 13. a chute; 14. a cambered surface clamping plate; 15. a limit bar; 16. a mounting groove; 17. a movable block; 18. and (3) a spring.

Detailed Description

The utility model provides a compressor pressure release starting device of oxygenerator, which is shown in fig. 1 to 3, including compressor body 1, the three-way check valve 5 has been fixed to the end of giving vent to anger of compressor body 1, two gas outlets of three-way check valve 5 have fixed compressed gas output tube 6 and pressure release connecting tube 2 of having been linked through respectively, the end of pressure release connecting tube 2 has fixed solenoid valve 3 of having been linked through, surface one side of compressor body 1 is equipped with current induction switch 4, the both ends of current induction switch 4 all fixedly connected with dead lever 12, one side outer wall fixedly connected with mount pad 11 of two dead levers 12, two center clamping assemblies are all installed to one side outer wall of two mount pads 11, two compressor input electric wires 10 have been fixed to the power link of compressor body 1, and phase-match between one of them compressor input electric wire 10 and the two center clamping assemblies.

The three-way check valve 5 is provided with three interfaces, one is an air inlet, which is connected with the air outlet end of the compression cavity of the compressor body 1, and two air outlets, wherein the output port ensures that the compressed air can flow out according to the required flow direction and prevent backflow; the output two ports are communicated with the compression cavity of the compressor body 1 and are connected with the normally closed electromagnetic valve 3 through the pressure release connecting pipe 2.

The two clamping assemblies placed in middle all include mounting groove 16, and mounting groove 16 is offered at the outer wall of mount pad 11, and the equal fixedly connected with spring 18 of both sides inner wall of mounting groove 16, the equal fixedly connected with movable block 17 of the loose end of two springs 18, the equal fixedly connected with cambered surface splint 14 of the bottom of two movable blocks 17, and the butt between cambered surface splint 14 and the compressor input electric wire 10.

Under the condition of no external force, the movable block 17 and the cambered clamping plate 14 are always in a clamping state under the elastic force of the spring 18, so that the compressor input wire 10 can be conveniently and fixedly installed.

The inner walls of the two sides of the mounting groove 16 are fixedly connected with limit strips 15, the two sides of the two movable blocks 17 are provided with sliding grooves 13, and the sliding grooves 13 are in sliding connection with the adjacent limit strips 15.

The limit bar 15 and the chute 13 cooperate to limit the movable block 17, so that the movable block 17 can only move along the limit bar 15, and the moving stability of the movable block 17 is ensured.

The other end interface of the electromagnetic valve 3 is fixedly communicated with an exhaust pipe.

After the electromagnetic valve 3 is opened, the gas in the compressor body 1 is discharged through the three-way check valve 5, the pressure relief connecting pipe 2 and the exhaust pipe, so that the pressure in the compressor body 1 is reduced.

The power input end of the current sensing switch 4 is fixedly provided with a connecting wire 9.

A valve body input wire 8 is fixedly arranged at the power input end of the electromagnetic valve 3.

An oxygen generator 7 is fixedly penetrated through the tail end of the compressed gas output pipe 6.

The oxygen generator 7 is connected with the compressor body 1 through the compressed gas output pipe 6, and can produce qualified product gas.

Working principle: the current induction switch 4 and the electromagnetic valve 3 are electrically connected with a controller of the compressor body 1, the current induction switch 4 monitors a compressor input wire 10 penetrating through a center hole of the compressor input wire to induce the passing current, the opening current of the current induction switch 4 can be adjusted, after the current value of the current induction switch 4 is set, when the compressor body 1 works normally, the signal output end of the current induction switch 4 does not output; when the compressor body 1 works abnormally and reaches or exceeds the set induction current when the motor is locked or overloaded, the current induction switch 4 generates signals to the controller, the electromagnetic valve 3 is controlled to work by the controller, gas in the compressor body 1 is discharged through the three-way check valve 5, the pressure release connecting pipe 2 and the exhaust pipe, the pressure in the compressor body 1 is reduced, and the compressor body 1 is ensured to be started normally.

The foregoing description of the preferred embodiments of the utility model is not intended to limit the utility model to the precise form disclosed, and any such modifications, equivalents, and alternatives falling within the spirit and scope of the utility model are intended to be included within the scope of the utility model.

Claims (7)

1. The utility model provides an oxygenerator compressor decompression starting drive, includes compressor body (1), its characterized in that: the air outlet end of the compressor body (1) is fixedly communicated with a three-way check valve (5), two air outlets of the three-way check valve (5) are fixedly communicated with a compressed air output pipe (6) and a pressure release connecting pipe (2) respectively, the tail end of the pressure release connecting pipe (2) is fixedly communicated with an electromagnetic valve (3), one side of the outer surface of the compressor body (1) is provided with a current induction switch (4), two ends of the current induction switch (4) are fixedly connected with a fixing rod (12), one side outer wall of the fixing rod (12) is fixedly connected with a mounting seat (11), two side outer walls of the mounting seat (11) are fixedly provided with centering clamping components, and the power supply connecting end of the compressor body (1) is fixedly provided with two compressor input wires (10), and one of the compressor input wires (10) is matched with the two centering clamping components.

2. The oxygen plant compressor pressure relief starting device according to claim 1, wherein: two centre gripping subassembly all includes mounting groove (16), and outer wall at mount pad (11) is seted up in mounting groove (16), the equal fixedly connected with spring (18) of both sides inner wall of mounting groove (16), two the equal fixedly connected with movable block (17) of the active end of spring (18), two the equal fixedly connected with cambered surface splint (14) of bottom of movable block (17), and the looks butt between cambered surface splint (14) and compressor input electric wire (10).

3. The oxygen plant compressor pressure relief starting device according to claim 2, wherein: limiting strips (15) are fixedly connected to the inner walls of the two sides of the mounting groove (16), sliding grooves (13) are formed in the two sides of the movable block (17), and the sliding grooves (13) are connected with the adjacent limiting strips (15) in a sliding mode.

4. The oxygen plant compressor pressure relief starting device according to claim 1, wherein: an exhaust pipe is fixedly communicated with the other end interface of the electromagnetic valve (3).

5. The oxygen plant compressor pressure relief starting device according to claim 1, wherein: and a connecting wire (9) is fixedly arranged at the power input end of the current induction switch (4).

6. The oxygen plant compressor pressure relief starting device according to claim 1, wherein: the power input end of the electromagnetic valve (3) is fixedly provided with a valve body input wire (8).

7. The oxygen plant compressor pressure relief starting device according to claim 1, wherein: an oxygen generator (7) is fixedly arranged at the tail end of the compressed gas output pipe (6).