阅读说明：本技术 一种旋涡式氢循环泵 (A kind of spiral vortex type hydrogen circulating pump ) 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：一种旋涡式氢循环泵,包括：电机壳体,所述电机壳体后端连接有电机后端盖,电机壳体前端连接有旋涡前端盖；旋涡转子,所述旋涡转子设在电机壳体与旋涡前端盖之间,所述旋涡转子叶片与电机壳体和旋涡前端盖之间形成环形流道；电机主轴,所述电机主轴固定在电机后端盖上,所述旋涡转子通过轴承固定在电机主轴上；电机定子,所述电机定子安装在电机壳体内的电机主轴上；电机转子,所述电机转子套在电机定子外侧,电机转子与旋涡转子固连,电机转子上镶嵌若干块永磁体；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。(A kind of spiral vortex type hydrogen circulating pump, 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 vortex drive end bearing bracket；Vortex rotor, the vortex rotor are located between electric machine casing and vortex drive end bearing bracket, form annular channel between the vortex rotor blade and electric machine casing and vortex drive end bearing bracket；Electric machine main shaft, the electric machine main shaft are fixed on motor rear end and cover, and the vortex rotor is fixed on electric machine main shaft by bearing；Motor stator, the motor stator are mounted on the intracorporal electric machine main shaft of motor casing；Rotor, the rotor cover on the outside of motor stator, and rotor and vortex rotor are connected, and several pieces of permanent magnets are inlayed on rotor；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.)

1. a kind of spiral vortex type hydrogen circulating pump, 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 vortex drive end bearing bracket；

Vortex rotor, the vortex rotor are located between electric machine casing and vortex drive end bearing bracket, the vortex rotor blade and motor Annular channel is formed between shell and vortex drive end bearing bracket；

Electric machine main shaft, the electric machine main shaft are fixed on motor rear end and cover, and the vortex rotor is fixed on motor master by bearing On axis；

Motor stator, the motor stator are mounted on the intracorporal electric machine main shaft of motor casing；

Rotor, the rotor cover on the outside of motor stator, and rotor and vortex rotor are connected, and inlay on rotor Embedding several pieces of permanent magnets；

Explosion-proof coating, the explosion-proof coating are wrapped on the outside of motor stator, rotor and permanent magnet；

Air inlet and air outlet, the air inlet and air outlet are located on electric machine casing or vortex drive end bearing bracket, and air is from air inlet Into from gas outlet discharge after annular channel rotating boosting.

2. a kind of spiral vortex type hydrogen circulating pump according to claim 1, it is characterised in that: the air inlet and air outlet are side by side Against the position for being located at electric machine casing bottom and corresponding to vortex rotor blade, air inlet and air outlet are separately connected air inlet pipe and outlet Pipe, air inlet pipe and an air outlet pipe bottom are equipped with mounting base.

3. a kind of spiral vortex type hydrogen circulating pump according to claim 1, it is characterised in that: be equipped with method on front side of the rotor Orchid, flange are connected by bolt and vortex rotor, and gap is respectively equipped between rotor and motor stator, electric machine casing.

4. a kind of spiral vortex type hydrogen circulating pump according to claim 1, it is characterised in that: the explosion-proof coating is BMC injection molding Layer.

5. a kind of spiral vortex type hydrogen circulating pump according to claim 1, it is characterised in that: the quantity of the permanent magnet is even number Block, permanent magnet are arranged as that circumferentially N, S are extremely interlaced to be put.

6. a kind of spiral vortex type hydrogen circulating pump according to claim 1, it is characterised in that: the bearing is self-lubricating bearing.

7. a kind of spiral vortex type hydrogen circulating pump according to claim 6, it is characterised in that: the bearing is self-lubrication ceramic axis It holds, self-lubricating stainless steel bearing or self-lubricating stainless ceramic combined bearing.

8. a kind of spiral vortex type hydrogen circulating pump according to claim 1, it is characterised in that: the electric machine main shaft front end outer side dress There is nut, is used for fixing bearing.

Technical field:

The present invention relates to a kind of spiral vortex type hydrogen circulating pumps.

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.

Summary of the invention:

In order to compensate for the shortcomings of the prior art, the present invention provides a kind of spiral vortex type hydrogen circulating pumps, it is compact-sized, hard Solid, it is wear-resistant, installation is easy, high reliablity, low vibration, low noise, and clean pollution-free, compression distance and time are long, compression effect Rate is high, solves problems of the prior art.

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

A kind of spiral vortex type hydrogen circulating pump, 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 vortex front end Lid；

Vortex rotor, the vortex rotor are located between electric machine casing and vortex drive end bearing bracket, the vortex rotor blade with Annular channel is formed between electric machine casing and vortex drive end bearing bracket；

Electric machine main shaft, the electric machine main shaft are fixed on motor rear end and cover, and the vortex rotor is fixed on electricity by bearing On owner's axis；

Motor stator, the motor stator are mounted on the intracorporal electric machine main shaft of motor casing；

Rotor, the rotor cover on the outside of motor stator, and rotor and vortex rotor are connected, rotor On inlay several pieces of permanent magnets；

Explosion-proof coating, the explosion-proof coating are wrapped on the outside of motor stator, rotor and permanent magnet；

Air inlet and air outlet, the air inlet and air outlet are located on electric machine casing or vortex drive end bearing bracket, air from into Port 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 electric machine casing bottom corresponds to vortex rotor blade, air inlet Mouth 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.

Flange is equipped on front side of the rotor, flange is connected by bolt and vortex rotor, and rotor and motor are fixed Gap is respectively equipped between son, electric machine casing.

The electric machine main shaft front end outer side is equipped with nut, is used for fixing bearing.

The explosion-proof coating is BMC injection molded layers.

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 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) which has a compact structure and a reasonable design, manufacturing cost are low；

(2) high reliablity, in addition to vortex rotor, without other moving parts, almost freedom from repairs；

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

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

(5) firm in structure, electric machine casing, back end cover for motor, vortex drive end bearing bracket aluminium alloy and milling alloy manufacture, firm resistance to With；

(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, rotor is without abrasion, long service life, in addition to bearing, without others Mechanical Contact component；

(8) including motor stator, rotor outside, is easy to connect with vortex rotor, avoids for opposite tray type structure Axially loaded；

(9) driving moment is big；

(10) BMC injection molded layers are enclosed on the outside of motor stator, rotor and permanent magnet, hydrogen corrosion can be resisted, it will not Hydrogen embrittlement hydrogen attack is generated, avoids causing danger；

(11) 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.

Detailed description of the invention:

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

Fig. 2 is the structural schematic diagram of vortex rotor of the present invention.

Fig. 3 is the arrangement mode figure of permanent magnet 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, vortex drive end bearing bracket, 4, vortex rotor, 5, runner, 6, motor master Axis, 7, bearing, 8, motor stator, 9, rotor, 10, permanent magnet, 11, air inlet, 12, gas outlet, 13, flange, 14, BMC Mould layer.

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 spiral vortex type hydrogen circulating pump, 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 vortex Drive end bearing bracket 3；

Vortex rotor 4, the vortex rotor 4 are located between electric machine casing 1 and vortex drive end bearing bracket 3, the vortex rotor leaf Annular channel 5 is formed between piece and electric machine casing 1 and vortex drive end bearing bracket 3；

Electric machine main shaft 6, the electric machine main shaft 6 are fixed on back end cover for motor 2, and the vortex rotor 4 is fixed by bearing 7 On electric machine main shaft 6；

Motor stator 8, the motor stator 8 are mounted on the electric machine main shaft 6 in electric machine casing 1；

Rotor 9,9 sets of the rotor are connected in 8 outside of motor stator, rotor 9 and vortex rotor 4, electricity Several pieces of permanent magnets 10 are inlayed on machine rotor 9；

Explosion-proof coating, the explosion-proof coating are wrapped on the outside of motor stator, rotor and permanent magnet；

Air inlet 11 and gas outlet 12, the air inlet 11 and gas outlet 12 are located at electric machine casing 1 or vortex drive end bearing bracket 3 On, air enters from air inlet 11, is discharged after 5 rotating boosting of annular channel from gas outlet 12.

The air inlet 11 and gas outlet 12 abut side by side is located at the position that 1 bottom of electric machine casing corresponds to vortex rotor blade It sets, air inlet 11 and gas outlet 12 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.

Flange 13 is equipped on front side of the rotor 9, flange 13 is connected by bolt and vortex rotor 4, rotor 9 with Gap is respectively equipped between motor stator 8, electric machine casing 1.

6 front end outer side of electric machine main shaft is equipped with nut, is used for fixing bearing 7.

The explosion-proof coating is BMC injection molded layers 14, has explosion-resistance characteristic.

The quantity of the permanent magnet 10 is even numbered blocks, and permanent magnet 10 is arranged as that circumferentially N, S are extremely interlaced to be put.

The bearing 7 is self-lubricating bearing.

The bearing 7 is self-lubrication ceramic bearing, self-lubricating stainless steel bearing or self-lubricating stainless ceramic combined bearing.

When work, after electrical power, 9 high speed rotation of rotor, so that 4 high speed rotation of vortex rotor is driven, fuel electricity The Gas Mixtures Containing Hydrogen of pond discharge is drawn into runner 5 from air inlet 11, is pressurized by the blade a lot of of vortex rotor 4, In In runner 5 after one circle of pressurization, finally it is discharged from gas outlet 12, 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.