阅读说明：本技术 一种具有破冰功能的氢循环泵 (A kind of hydrogen circulating pump with ice-breaking function ) 是由 邢子义 王升科 谢元豪 王明 张勤宇 于 2019-08-02 设计创作，主要内容包括：一种具有破冰功能的氢循环泵,包括：电机壳体,旋涡泵壳体,所述旋涡泵壳体后侧与电机前端盖相连,旋涡泵壳体前侧与旋涡前端盖相连；旋涡转子,所述旋涡转子设在旋涡泵壳体与旋涡前端盖之间,旋涡前端盖中间安装有固定轴,旋涡转子通过轴承安装在固定轴上,所述旋涡转子叶片与旋涡泵壳体与旋涡前端盖之间形成环形流道,所述旋涡转子内嵌导磁体；它结构紧凑、坚固、耐磨损,安装容易,可靠性高,低震动,低噪音,干净无污染,压缩距离和时间长,压缩效率高,可自加热破冰保护电机,避免出现电机堵转现象。(A kind of hydrogen circulating pump with ice-breaking function, comprising: electric machine casing, vortex pump case, the vortex pump case rear side are connected with motor front end cover, are connected on front side of vortex pump case with vortex drive end bearing bracket；Vortex rotor, the vortex rotor is located between vortex pump case and vortex drive end bearing bracket, fixing axle is installed among vortex drive end bearing bracket, vortex rotor is mounted in fixing axle by bearing, annular channel is formed between the vortex rotor blade and vortex pump case and vortex drive end bearing bracket, the vortex rotor embeds magnetizer；It is compact-sized, firm, wear-resistant, and installation is easy, high reliablity, low vibration, low noise, and clean pollution-free, compression distance and time are long, and compression efficiency is high, can self-heating ice-breaking protect motor, avoid the occurrence of motor rotation blockage phenomenon.)

1. a kind of hydrogen circulating pump with ice-breaking function, it is characterised in that: include:

Electric machine casing, the electric machine casing rear end are connected with back end cover for motor, and electric machine casing front end is connected with motor front end cover, electricity Motor stator is installed in casing body, rotor is installed in motor stator, electric machine main shaft, motor are installed in rotor Main shaft is mounted on back end cover for motor and motor front end cover by bearing, and electric machine main shaft front end extends to outside motor front end cover；

Vortex pump case, the vortex pump case rear side are connected with motor front end cover, vortex pump case front side and vortex drive end bearing bracket It is connected；

Vortex rotor, the vortex rotor are located between vortex pump case and vortex drive end bearing bracket, are equipped among vortex drive end bearing bracket Fixing axle, vortex rotor are mounted in fixing axle by bearing, the vortex rotor blade and vortex pump case and vortex front end Annular channel is formed between lid, the vortex rotor embeds magnetizer；

Magnet fixed disc, the magnet fixed disc are mounted on electric machine main shaft, and the position of magnetizer is corresponded on the magnet fixed disc It sets and several permanent magnets is circumferentially installed；

It is described to be mounted between magnet fixed disc and vortex rotor every hydrogen backplate every hydrogen backplate, for by motor and peripheral pump every From；

Air inlet and air outlet, the air inlet and air outlet are located on vortex pump case or vortex drive end bearing bracket, and air is from air inlet Mouth enters, and is discharged after annular channel rotating boosting from gas outlet.

2. a kind of hydrogen circulating pump with ice-breaking function according to claim 1, it is characterised in that: the material of the magnetizer Matter is iron or steel.

3. a kind of hydrogen circulating pump with ice-breaking function according to claim 1, it is characterised in that: the vortex rotor Material is non-magnetic conductive and heat-conductive material.

4. a kind of hydrogen circulating pump with ice-breaking function according to claim 3, it is characterised in that: the vortex rotor Material is aluminum or copper.

5. a kind of hydrogen circulating pump with ice-breaking function according to claim 1, it is characterised in that: described every hydrogen backplate Material is stainless steel or engineering plastics.

6. a kind of hydrogen circulating pump with ice-breaking function according to claim 1, it is characterised in that: the number of the permanent magnet Amount is even numbered blocks, and permanent magnet is arranged as that circumferentially N, S are extremely interlaced to be put.

7. a kind of hydrogen circulating pump with ice-breaking function according to claim 1, it is characterised in that: the installation vortex turns The bearing of son is self-lubricating bearing.

8. a kind of hydrogen circulating pump with ice-breaking function according to claim 7, it is characterised in that: the bearing is from profit Sliding ceramic bearing, self-lubricating stainless steel bearing or self-lubricating stainless ceramic combined bearing.

9. a kind of hydrogen circulating pump with ice-breaking function according to claim 1, it is characterised in that: the air inlet and go out Port abuts side by side is located at the position that peripheral pump housing bottom corresponds to vortex rotor blade, air inlet and air outlet be separately connected into Tracheae and escape pipe, air inlet pipe and an air outlet pipe bottom are equipped with mounting base.

10. a kind of hydrogen circulating pump with ice-breaking function according to claim 1, it is characterised in that: the vortex rotor It is circumferentially equipped at intervals with several reinforcing ribs between upper magnetizer and bearing, is engraved structure between adjacent two reinforcing rib.

Technical field:

The present invention relates to a kind of hydrogen circulating pumps with ice-breaking function.

Background technique:

Fuel cell is produced electricl energy by the electrochemical reaction between the oxygen in combustible (hydrogen) and air, In, after fuel cell reaction, a large amount of hydrogen, if these hydrogen are directly discharged in atmosphere, a side are contained in the gas of discharge Face is the waste of the energy, is on the other hand polluted the environment, third is that hydrogen is inflammable and explosive to generate danger.Therefore, it is necessary to Recycling and reusing is carried out to these hydrogen.Currently, being typically all that these Gas Mixtures Containing Hydrogens are recycled back to fuel by compressor Battery carries out recycling and reusing.And there is following lack primarily directed to the compressor of air in common compressor at work Point:

(1) internal is typically all double-screw structure, and structure is complicated, and weight is big, and volume is big, installation trouble；

(2) internal structure and material cannot resist hydrogen corrosion, can generate hydrogen embrittlement hydrogen attack；

(3) with the presence of the risk of lubricating oil oil leakage in, it will lead to pile poisoning；

(4) existing air compressor motor does not do technological processing for explosion protection feature, can be dangerous when medium is hydrogen.

Currently, there is a kind of peripheral pump in the market, be mainly used to carry out liquid pressure-increasing unit, vortex pump impeller be different from from Heart pump impeller, it is the disk that radial blade is had on a kind of foreign steamer, and groove is formed between blade and blade.Liquid is by suction line Into liquid in vane groove is got rid of by centrifugal force to runner, and primary to be pressurized, liquid is again because of the liquid quilt in groove in runner It throws away to form low pressure, is again introduced into groove, is pressurized again, the vortex movement of multiple one runner of groove, one groove, to obtain Elevated pressures, impeller of the final liquid by rotation obtain energy, are transported to discharge pipe, complete the course of work of pump.It is this Vortex rotor can also be used to gas carry out pressure-increasing unit, vortex rotor is effectively combined with motor currently not yet for pair The technology that Gas Mixtures Containing Hydrogen is conveyed occurs.

In addition, can also have some vapor in the Gas Mixtures Containing Hydrogen of fuel cell discharge, when winter, vapor can coagulate It build-ups ice, so that the rotor of compressed air be freezed, electric machine main shaft rotates when electric motor starting, and the rotor ice that electric machine main shaft drives Jelly does not turn, to cause motor rotation blockage, motor is even damaged when serious.

Summary of the invention:

In order to compensate for the shortcomings of the prior art, the present invention provides a kind of hydrogen circulating pump with ice-breaking function, its structures Compact, firm, wear-resistant, installation is easy, high reliablity, low vibration, low noise, and clean pollution-free, compression distance and time are long, Compression efficiency is high, can self-heating ice-breaking protect motor, avoid the occurrence of motor rotation blockage phenomenon, solve existing in the prior art ask Topic.

Used technical solution is the present invention to solve above-mentioned technical problem:

A kind of hydrogen circulating pump with ice-breaking function, comprising:

Electric machine casing, the electric machine casing rear end are connected with back end cover for motor, and electric machine casing front end is connected with motor front end It covers, motor stator is installed in electric machine casing, rotor is installed in motor stator, motor master is installed in rotor Axis, electric machine main shaft are mounted on back end cover for motor and motor front end cover by bearing, and electric machine main shaft front end extends to motor front end cover Outside；

Vortex pump case, the vortex pump case rear side is connected with motor front end cover, on front side of vortex pump case and before vortex End cap is connected；

Vortex rotor, the vortex rotor are located between vortex pump case and vortex drive end bearing bracket, peace among vortex drive end bearing bracket Equipped with fixing axle, vortex rotor is mounted in fixing axle by bearing, the vortex rotor blade and vortex pump case and vortex Annular channel is formed between drive end bearing bracket, the vortex rotor embeds magnetizer；

Magnet fixed disc, the magnet fixed disc are mounted on electric machine main shaft, correspond to magnetizer on the magnet fixed disc Position several permanent magnets are circumferentially installed；

It is described to be mounted between magnet fixed disc and vortex rotor every hydrogen backplate every hydrogen backplate, it is used for motor and vortex Pump isolation；

Air inlet and air outlet, the air inlet and air outlet are located on vortex pump case or vortex drive end bearing bracket, and air is certainly Air inlet enters, and is discharged after annular channel rotating boosting from gas outlet.

The air inlet and air outlet abut side by side is located at the position that peripheral pump housing bottom corresponds to vortex rotor blade, into Port and gas outlet are separately connected air inlet pipe and an air outlet pipe, and air inlet pipe and an air outlet pipe bottom is equipped with mounting base.

Several reinforcing ribs, adjacent two reinforcing rib are circumferentially equipped at intervals on vortex rotor between the magnetizer and bearing Between be engraved structure.

The material of the magnetizer is iron or steel.

The material of the vortex rotor is non-magnetic conductive and heat-conductive material.

The material of the vortex rotor is aluminum or copper.

The material every hydrogen backplate is stainless steel or engineering plastics.

The quantity of the permanent magnet is even numbered blocks, and permanent magnet is arranged as that circumferentially N, S are extremely interlaced to be put.

The bearing of the installation vortex rotor is self-lubricating bearing.

The bearing is self-lubrication ceramic bearing, self-lubricating stainless steel bearing or self-lubricating stainless ceramic combined bearing.

The present invention using the above scheme, has the advantage that

(1) motor is isolated with peripheral pump every hydrogen backplate for which has a compact structure and a reasonable design, can be resisted hydrogen corrosion, will not be produced Raw hydrogen embrittlement hydrogen attack, and motor is not necessarily to do technological processing for explosion protection feature, it is low to motor requirement, it using ordinary motor, easily purchases, is applicable in extensively, manufactures It is at low cost；

(2) high reliablity, maintenance cost are low；

(3) installation is easy, and can arbitrarily be installed on horizontal or vertical direction；

(4) low vibration, low noise, mechanical precision is high, and vibration rate and noise are very low；

(5) firm in structure, electric machine casing, back end cover for motor, motor front end cover, vortex pump case, vortex drive end bearing bracket aluminium Alloy and milling alloy manufacture, it is sturdy and durable；

(6) clean pollution-free, oil-free operating, air be after compression output it is clean, when vortex rotor rotates not with its The contact of its components, exempts to lubricate, it is ensured that compressed free of air pollution avoids pile poisoning；

(7) wear-resistant, wear small, long service life；

(8) compression efficiency is high, after the rotation of vortex rotor, is drawn air into runner by air inlet, is turned by vortex Son blade a lot of pressurization, in runner be pressurized one circle after, finally from gas outlet be discharged, runner in a ring, same volume, Compression distance is long, and pressurization time of the air in runner is than Ordinary Compression captain, can be with while by improving vortex rotor speed Biggish positive pressure and negative pressure are realized, to improve compression efficiency；

(9) can self-heating, have water freezing, electric motor starting in winter vortex chamber, that is, runner, electric machine main shaft band moving magnet is fixed Disc spins, magnet fixed disc are not turned by magnetic force moving vortex rotor, the frost of vortex rotor, and the magnetizer of vortex rotor cuts magnetic The magnetic field that the permanent magnet of ferropexy disk is formed, promotes vortex rotor electric heating, vortex rotor major part heat transmits outward, gradually Melt the indoor ice of vortex, is not in motor rotation blockage phenomenon, to protect motor.

Detailed description of the invention:

Fig. 1 is the structural diagram of the present invention.

Fig. 2 is arrangement mode figure of the permanent magnet of the present invention on magnet fixed disc.

Fig. 3 is the structural schematic diagram of vortex rotor of the present invention.

Fig. 4 is right side view of the invention.

In figure, 1, electric machine casing, 2, back end cover for motor, 3, motor front end cover, 4, motor stator, 5, rotor, 6, electricity Owner's axis, 7, vortex pump case, 8, vortex drive end bearing bracket, 9, vortex rotor, 10, fixing axle, 11, bearing, 12, runner, 13, magnetic conduction Body, 14, magnet fixed disc, 15, permanent magnet, 16, every hydrogen backplate, 17, air inlet, 18, gas outlet, 19, reinforcing rib.

Specific embodiment:

In order to clarify the technical characteristics of the invention, below by specific embodiment, and its attached drawing is combined, to this hair It is bright to be described in detail.

As shown in Figs 1-4, a kind of hydrogen circulating pump with ice-breaking function, comprising:

Electric machine casing 1,1 rear end of electric machine casing are connected with back end cover for motor 2, and 1 front end of electric machine casing is connected with motor Drive end bearing bracket 3 is equipped with motor stator 4 in electric machine casing 1, and rotor 5, installation in rotor 5 are equipped in motor stator 4 There is electric machine main shaft 6, electric machine main shaft 6 is mounted on back end cover for motor 2 and motor front end cover 3 by bearing, and 6 front end of electric machine main shaft is stretched To outside motor front end cover 3；

Vortex pump case 7,7 rear side of vortex pump case are connected with motor front end cover 3,7 front side of vortex pump case and rotation Whirlpool drive end bearing bracket 8 is connected；

Vortex rotor 9, the vortex rotor 9 is located between vortex pump case 7 and vortex drive end bearing bracket 8, in vortex drive end bearing bracket 8 Between fixing axle 10 is installed, vortex rotor 9 is mounted in fixing axle 10 by bearing 11, the vortex rotor blade and peripheral pump Annular channel 12 is formed between shell 7 and vortex drive end bearing bracket 8, the vortex rotor 9 embeds magnetizer 13；

Magnet fixed disc 14, the magnet fixed disc 14 are mounted on electric machine main shaft 6, corresponding on the magnet fixed disc 14 The position of magnetizer 13 is circumferentially equipped with several permanent magnets 15；

It is described to be mounted between magnet fixed disc 14 and vortex rotor 9 every hydrogen backplate 16 every hydrogen backplate 16, it is used for motor It is isolated with peripheral pump, convenient for sealing, hydrogen and extraneous isolation prevent from revealing and corrode；

Air inlet 17 and gas outlet 18, the air inlet 17 and gas outlet 18 are located at vortex pump case 7 or vortex drive end bearing bracket 8 On, air enters from air inlet 17, is discharged after 12 rotating boosting of annular channel from gas outlet 18.

The air inlet 17 and gas outlet 18 abut side by side is located at the position that 7 bottom of vortex pump case corresponds to vortex rotor blade It sets, air inlet and air outlet are separately connected air inlet pipe and an air outlet pipe, and air inlet pipe and an air outlet pipe bottom is equipped with mounting base.

Several reinforcing ribs 19 are circumferentially equipped at intervals on vortex rotor 9 between the magnetizer 13 and bearing 11, it is adjacent It is engraved structure between two reinforcing ribs 19.When vortex rotor is electrically heated, engraved structure can prevent heat from inwardly transmitting, and make Heat puts together to 9 direction blade of vortex rotor and transmits, so as to quickly by ice-out.

The material of the magnetizer 13 is iron or steel or other permeability magnetic materials.

The material of the vortex rotor 9 is non-magnetic conductive and heat-conductive material.

The material of the vortex rotor 9 is aluminum or copper, is quickly transmitted convenient for heat.

The material every hydrogen backplate 16 is stainless steel or engineering plastics.

The quantity of the permanent magnet 15 is even numbered blocks, and permanent magnet is arranged as that circumferentially N, S are extremely interlaced to be put.

The bearing 11 of the installation vortex rotor 9 is self-lubricating bearing.

The bearing 11 is self-lubrication ceramic bearing, self-lubricating stainless steel bearing or self-lubricating stainless ceramic mixing axis It holds.

When work, there is water freezing in winter runner 12, after electrical power, electric machine main shaft 6 drives 14 high speed of magnet fixed disc Rotation, the magnetic field of permanent magnet 15 start to rotate, and 15 axial magnetic field of permanent magnet is by being transmitted to leading for vortex rotor 9 every hydrogen backplate 16 On magnet 13, magnetic rotation whirlpool is formed, to generate electric current, magnetizer 13 is electrically heated vortex rotor 9, the material of magnetizer 13 It is iron or steel, the material of vortex rotor 9 is aluminum or copper, and the part that vortex rotor 9 inwardly conducts heat is stopped by engraved structure, Transmit heat to 9 direction blade of vortex rotor, gradually melting the ice in runner 12 to protect motor is not in electricity Machine blocking phenomenon.After ice-out, then 9 high speed rotation of vortex rotor is driven, the Gas Mixtures Containing Hydrogen of fuel cell discharge is from air inlet Mouthfuls 17 are drawn into runner 12, are pressurized by the blade a lot of of vortex rotor 9, after a circle is pressurized in runner 12, finally from Gas outlet 18 is discharged, and is recycled back in fuel cell and is recycled.

Above-mentioned specific embodiment cannot function as limiting the scope of the invention, for the technology people of the art For member, any alternate modification or transformation made to embodiment of the present invention are fallen within the scope of protection of the present invention.

Place is not described in detail by the present invention, is the well-known technique of those skilled in the art of the present technique.