CN217188781U

CN217188781U - Zero gas generator

Info

Publication number: CN217188781U
Application number: CN202220809953.2U
Authority: CN
Inventors: 宗强
Original assignee: Zibo Lingxin Electronic Technology Co ltd
Current assignee: Zibo Lingxin Electronic Technology Co ltd
Priority date: 2022-04-09
Filing date: 2022-04-09
Publication date: 2022-08-16
Anticipated expiration: 2032-04-09

Abstract

The utility model discloses a zero gas generator, which comprises a cabinet, an oil-water separator, a radiator, a primary filter, a freezing processor, a secondary filter, a restorable molecular sieve, a multistage adsorber set, an output pressure regulating valve and a pressure-equalizing shunt, wherein the surface of the cabinet is provided with an air inlet pipe orifice and four output pipe orifices, the four output pipe orifices are provided with flow controllers, and the outer side of the radiator is provided with an axial fan in a matching way, the utility model reduces the water content in the zero gas to the extremely low dew point requirement through the six-stage processing system of the oil-water separator, the axial fan, the radiator, the primary filter, the freezing processor, the secondary filter and the restorable molecular sieve, then the harmful gases of NO, CO, HC and CH4 are further removed through the multistage adsorber set, a filter observation hole is arranged on the cabinet door, and whether the adsorption material in the adsorber installed near the cabinet door loses efficacy and changes color can be observed at any time, for timely disposal or replacement.

Description

Zero gas generator

Technical Field

The utility model relates to a vehicle evaluation and detection technical field is a zero gas generating device and system that relates to vehicle exhaust is markd with standard air supply, also can be used to environment measuring instrument technical field simultaneously through the configuration of difference.

Background

The zero gas generating device is used for preparing zero gas, and the zero gas is mainly used for zero calibration of an automatic atmosphere detection system, a pure gas source of a spectrum analysis instrument, zero calibration of vehicle environmental assessment detection instrument equipment and the like.

But present zero gas generating device for most structures that the instrument was markd are too simple, and the size is too little, and the zero air purity that produces is lower, and the flow is too little, and the moisture that is used for most emphasizes in the zero air of vehicle environmental monitoring is got rid of, can not satisfy the needs, and handles the inconvenient change of observing of filter material state.

The vehicle is criticized and is examined the zero gas bomb of detection technical field adoption standard at present mostly, and general every unit number equipment simultaneous working, and the more very inconvenient of frequency of operation, the utility model provides a use vehicle to criticize high purity, large-traffic zero gas generating device in detection technical field specially, filter material filter core state is convenient for observe, changes convenient operation, can mark simultaneously by multichannel equipment. Meanwhile, the zero gas generation system is convenient for configuration of different parts and can also be used in the technical field of environment detection and analysis instruments.

SUMMERY OF THE UTILITY MODEL

The utility model provides a zero gas generator for solving the problems.

In order to solve the technical problem, the utility model adopts the technical scheme that: the zero gas generator comprises a machine cabinet, an oil-water separator, a radiator, a first-stage filter, a freezing processor, a second-stage filter, a restorable molecular sieve, a multi-stage adsorber set, an output pressure regulating valve and a pressure equalizing shunt, the surface of the cabinet is provided with an air inlet pipe orifice and four output pipe orifices, the air inlet pipe orifice is sequentially communicated with an oil-water separator, a radiator, a primary filter, a freezing processor, a secondary filter, a restorable molecular sieve, a multi-stage adsorber set, an output pressure regulating valve, a pressure equalizing diverter and four output pipe orifices, the four output pipe orifices are all provided with flow controllers, the outer side of the radiator is matched with an axial flow fan, automatic drain valves are arranged on the oil-water separator, the primary filter and the secondary filter, an electric control drain valve is arranged on the freezing processor, and an electromagnetic valve and a safety valve are respectively arranged at two emptying ends of the recoverable molecular sieve.

As an improvement, the electric control drain valve and the electromagnetic valve are controlled by a control circuit.

As an improvement, a temperature and humidity sensor is arranged between the output pressure regulating valve and the pressure equalizing shunt, and the temperature and humidity sensor is connected with a display instrument and an alarm.

As an improvement, the multistage adsorber set comprises a first-stage adsorber, a second-stage adsorber and a third-stage adsorber which are sequentially communicated.

As the improvement, the rack adopts the trapezoidal setting of falling, the equal upper end in rack both sides all is equipped with the handle, the rack front and back all articulates and is equipped with the cabinet door, be equipped with the filter observation hole on the cabinet door, rack one side upper portion is equipped with inlet fan, and the homonymy bottom is equipped with exhaust fan, rack one side still is equipped with the heat dissipation window, rack bottom four corners department all is equipped with the universal wheel.

As an improvement, a power socket is arranged on one side surface of the machine cabinet close to the output pipe orifice.

Compared with the prior art, the utility model the advantage lies in: the utility model discloses an oil water separator, axial fan, the radiator, one-level filter, freezing treater, the secondary filter, this six stage processing system of restorable molecular sieve reduce zero gas moisture to extremely low dew point requirement, and subsystem takes automatic drain valve and the automatically controlled drain valve drainage of control circuit, then further get rid of NO through multistage adsorber group, CO, HC, CH4 harmful gas, the rack adopts both sides face to open the door, be convenient for device installation and maintenance replacement, it has the filter to observe the hole to open on the cabinet door, can see at any time and change colour near the adsorption material inefficacy in the adsorber of cabinet door installation, so that in time handle or change.

Drawings

Fig. 1 is a schematic structural view of the zero gas generator of the present invention.

Fig. 2 is a left side view structure schematic diagram of the zero gas generator of the utility model.

Fig. 3 is a left side view of the zero gas generator of the present invention.

Fig. 4 is a right side view of the appearance of the zero gas generator of the present invention.

Fig. 5 is a schematic diagram of the gas circuit structure of the zero gas generator of the present invention.

Fig. 6 is a working flow chart of the zero gas generator of the utility model.

As shown in the figure: 1. an air inlet pipe orifice; 2. an oil-water separator; 3. an axial flow fan; 4. a heat sink; 5. a first stage filter; 6. a freezing processor; 7. an electrically controlled drain valve; 8. a secondary filter; 9. the molecular sieve can be recovered; 10. a safety valve; 11. a first-stage adsorber; 12. a secondary adsorber; 13. a third-stage adsorber; 14. optionally installing a first adsorber; 15. optionally installing an adsorber II; 16. an output pressure regulating valve; 17. a temperature and humidity sensor; 18. a voltage-sharing shunt; 19. a flow controller; 20. an output nozzle; 21. a cabinet; 22. a handle; 23. a cabinet door; 24. an air intake fan; 25. an exhaust fan; 26. a heat dissipation window; 27. a universal wheel; 28. a power outlet; 29. a display instrument; 30. an alarm; 31. the filter sight glass.

Detailed Description

In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "inner", "outer", "center", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element referred to must have a specific orientation configuration and operation, and therefore, should not be construed as limiting the present invention.

In the description of the present invention, it should be further noted that, unless otherwise explicitly stated or limited, the terms "provided", "mounted", "connected", and the like are to be understood in a broad sense, and for example, they may be fixedly connected, detachably connected, or integrally connected, mechanically connected, electrically connected, directly connected, indirectly connected through an intermediate medium, or connected to the inside of two elements. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.

The present invention will be described in further detail with reference to the accompanying drawings.

With reference to the accompanying drawings 1 to 6, the zero gas generator comprises a cabinet 21, an oil-water separator 2, a radiator 4, a primary filter 5, a freezing processor 6, a secondary filter 8, a restorable molecular sieve 9, a multi-stage adsorber set, an output pressure regulating valve 16 and a pressure equalizing splitter 18, wherein an air inlet pipe orifice 1 and four output pipe orifices 20 are arranged on the surface of the cabinet 21, the air inlet pipe orifice 1 is sequentially communicated with the oil-water separator 2, the radiator 4, the primary filter 5, the freezing processor 6, the secondary filter 8, the restorable molecular sieve 9, the multi-stage adsorber set, the output pressure regulating valve 16, the pressure equalizing splitter 18 and the four output pipe orifices 20, flow controllers 19 are arranged on the four output pipe orifices 20, an axial flow fan 3 is arranged outside the radiator 4 in a matching manner, and automatic drain valves are arranged on the oil-water separator 2, the primary filter 5 and the secondary filter 8, an electric control drain valve 7 is arranged on the freezing processor 6, and an electromagnetic valve and a safety valve 10 are respectively arranged at two emptying ends of the restorable molecular sieve 9.

The electric control drain valve 7 and the electromagnetic valve are controlled by a control circuit, a temperature and humidity sensor 17 is arranged between the output pressure regulating valve 16 and the voltage-sharing diverter 18, the temperature and humidity sensor 17 is connected with a display instrument 29 and an alarm 30, the multi-stage adsorber set comprises a first-stage adsorber 11, a second-stage adsorber 12 and a third-stage adsorber 13 which are sequentially communicated, the cabinet 21 is in an inverted trapezoid shape, handles 22 are arranged at the upper ends of both sides of the cabinet 21, the front and the back of the cabinet 21 are both hinged with cabinet doors 23, the cabinet doors 23 are provided with filter observation holes 31, an air inlet fan 24 is arranged at the upper part of one side of the cabinet 21, an exhaust fan 25 is arranged at the bottom of the same side, a heat dissipation window 26 is further arranged on one side of the cabinet 21, universal wheels 27 are arranged at four corners of the bottom of the cabinet 21, and a power socket 28 is arranged on one side surface, close to the output pipe orifice 20, of the cabinet 21.

The utility model discloses a concrete implementation mode: before the utility model is used, an external power supply is connected firstly, the air outlet of an external oil-free air compressor is connected with the air inlet pipe orifice 1 through an air pipe, the oil-free air compressor is started, air enters the zero gas generator from the air inlet pipe orifice 1, then the air sequentially passes through the oil-water separator 2, the axial fan 3, the radiator 4, the primary filter 5, the freezing processor 6, the secondary filter 8 and the restorable molecular sieve 9, the moisture in the zero gas is reduced to the extremely low dew point requirement, then harmful gases such as NO, CO, HC and CH4 are further removed through the multi-stage adsorber set, the temperature and humidity display instrument 29 on the zero gas generator is used for displaying the temperature and humidity of the output zero gas, the outlet temperature is generally kept below 50 ℃, when the equipment normally works to output the gas, the humidity should be kept at 1%, when the equipment normally works to output the gas, the humidity is greater than 1%, the alarm 30 is on, and zero gas output calibration is not required; continuous warning needs to inspect adjusting device, if equipment has the live time longer, sees through filter observation hole 31 and observes that the adsorbent instructs the colour obviously to change colour, should in time handle or change all kinds of processing adsorption materials, and four output pipe mouths 20 can supply many automobile exhaust to detect simultaneously, raise the efficiency and the practicality.

The present invention and the embodiments thereof have been described above, but the description is not limited thereto, and the embodiment shown in the drawings is only one of the embodiments of the present invention, and the actual structure is not limited thereto. In summary, it should be understood that those skilled in the art should also understand the scope of the present invention without inventively designing the similar structure and embodiments of the present invention without departing from the spirit of the present invention.

Claims

1. Zero gas generator, its characterized in that: the device comprises a cabinet (21), an oil-water separator (2), a radiator (4), a primary filter (5), a freezing processor (6), a secondary filter (8), a restorable molecular sieve (9), a multi-stage adsorber set, an output pressure regulating valve (16) and a pressure equalizing shunt (18), wherein an air inlet pipe orifice (1) and four output pipe orifices (20) are arranged on the surface of the cabinet (21), the air inlet pipe orifice (1) is sequentially communicated with the oil-water separator (2), the radiator (4), the primary filter (5), the freezing processor (6), the secondary filter (8), the restorable molecular sieve (9), the multi-stage adsorber set, the output pressure regulating valve (16), the pressure equalizing shunt (18) and the four output pipe orifices (20), flow controllers (19) are arranged on the four output pipe orifices (20), and an axial flow fan (3) is arranged outside the radiator (4) in a matching manner, automatic drain valves are arranged on the oil-water separator (2), the primary filter (5) and the secondary filter (8), an electric control drain valve (7) is arranged on the freezing processor (6), and an electromagnetic valve and a safety valve (10) are respectively arranged at two emptying ends of the restorable molecular sieve (9).

2. The zero gas generator according to claim 1, characterized in that: the electric control drain valve (7) and the electromagnetic valve are controlled by a control circuit.

3. The zero gas generator according to claim 1, characterized in that: a temperature and humidity sensor (17) is arranged between the output pressure regulating valve (16) and the pressure equalizing shunt (18), and the temperature and humidity sensor (17) is connected with a display instrument (29) and an alarm (30).

4. The zero gas generator according to claim 1, characterized in that: the multistage adsorber set comprises a first-stage adsorber (11), a second-stage adsorber (12) and a third-stage adsorber (13) which are sequentially communicated.

5. The zero gas generator according to claim 1, characterized in that: cabinet (21) adopt the trapezoidal setting of falling, cabinet (21) both sides all upper end all is equipped with handle (22), cabinet (21) front and back all articulates and is equipped with cabinet door (23), be equipped with filter observation hole (31) on cabinet door (23), cabinet (21) one side upper portion is equipped with inlet fan (24), and the homonymy bottom is equipped with exhaust fan (25), cabinet (21) one side still is equipped with heat dissipation window (26), cabinet (21) bottom four corners department all is equipped with universal wheel (27).

6. The zero gas generator according to claim 1, characterized in that: and a power socket (28) is arranged on one side surface of the machine cabinet (21) close to the output nozzle (20).