CN212640626U

CN212640626U - Hydrogen generator for VOCs on-line monitoring system

Info

Publication number: CN212640626U
Application number: CN202020669900.6U
Authority: CN
Inventors: 徐田鹏; 徐磊; 上官鑫阳
Original assignee: Shandong Tianyi Environmental Protection Measurement And Control Co ltd
Current assignee: Shandong Tianyi Environmental Protection Measurement And Control Co ltd
Priority date: 2020-04-22
Filing date: 2020-04-22
Publication date: 2021-03-02
Anticipated expiration: 2030-04-22

Abstract

The utility model discloses a hydrogen generator used in VOCs on-line monitoring system, belonging to the technical field of hydrogen generator, comprising an electrolytic cell, wherein the top of the electrolytic cell is connected with a pure water tank through a valve, the top of the pure water tank is provided with an inlet, four corners of the bottom of the electrolytic cell are welded with supporting legs, the bottoms of the supporting legs are bonded with a rubber layer, the bottoms of the rubber layer are provided with anti-skid lines and the anti-skid lines are in a convex point shape, the middle of the bottom of the electrolytic cell is welded with an electric telescopic rod, the bottom of the electric telescopic rod is provided with a self-locking universal wheel, one side of the outer side wall of the electrolytic cell is provided with a hydrogen outlet, the other side of the outer side wall of the electrolytic cell is provided with an oxygen outlet which is detachably connected with one side, and oxygen resources are saved.

Description

Hydrogen generator for VOCs on-line monitoring system

Technical Field

The utility model relates to a hydrogen generator technical field especially relates to a hydrogen generator for among VOCs on-line monitoring system.

Background

The hydrogen generator is a self-regulating hydrogen generator for a hydrogen fuel cell, consisting of a fuel tank, a catalyst, an opening section, the apparatus comprising: a fuel tank having a rated volume and defining an inner space, the fuel tank being provided with a hydrogen gas discharge port communicating with the inner space, a catalyst containing a hydrogen storage material and stored in the fuel tank, wherein the catalyst is filled in a catalytic reactor provided with a closing portion for blocking contact between the catalyst and a fuel liquid, and an opening portion for contacting the fuel liquid, thereby actively adjusting whether to generate hydrogen gas or to stop generation of hydrogen gas according to a rise or a fall of a pressure in the fuel tank.

A hydrogen generator is disclosed in patent No. 201821855747.5, and the embodiment is a hydrogen generator having a replaceable fuel unit that can produce hydrogen; for example for hydrogen consuming devices, for example, the hydrogen generator may be part of a fuel cell system to supply hydrogen as fuel for a fuel cell stack, which may be an integrated part of an electrically powered appliance driven and/or recharged by the fuel cell stack, or the fuel cell system may be a separate device that may be connected to the electrically powered appliance, examples of appliances that can be powered by a fuel cell system using hydrogen produced by the hydrogen generator include connectivity devices such as mobile phones and smart phones; computers such as laptop and notebook computers, navigation systems such as global positioning systems, book readers, and others, particularly those with thin profiles.

The hydrogen generator disclosed in the above patent has the following disadvantages: 1. the hydrogen generator disclosed in the above patent is bulky, inconvenient to carry and transport, and very troublesome because of the need of manual handling by workers; 2. the oxygen produced by the hydrogen generator disclosed in the above patent during hydrogen production is directly discharged into the atmosphere, and is not utilized, thereby wasting resources; to this end, we propose a hydrogen generator for use in an online monitoring system for VOCs.

SUMMERY OF THE UTILITY MODEL

The utility model provides a hydrogen generator for among VOCs on-line monitoring system, the utility model discloses hydrogen generator is convenient for remove and the transportation, when needs remove, control electric telescopic handle extension (electric telescopic handle inside motor passes through the transmission shaft and drives gear clockwise, the sawtooth that the gear passes through the upper boom inside wall and the sawtooth of lower beam lateral wall drive the lower beam and extend along the upper boom outwards movement, until the gear contact limiting plate, make the auto-lock universal wheel of electric telescopic handle bottom land, it is unsettled to make the stabilizer blade, electric telescopic handle and auto-lock universal wheel subassembly have two sets, can prop up hydrogen generator, the staff moves the electrolytic bath lateral wall, the auto-lock universal wheel rolls and drives after the organism removes to the destination, control electric telescopic handle shortens (the inside motor of electric telescopic handle drives gear anticlockwise rotation through the transmission shaft, the sawtooth that the gear passes through the upper boom inside wall drives the lower beam and shortens along the upper boom inwards movement) The utility model discloses a hydrogen generator can retrieve the oxygen of subsidiary production when producing hydrogen and store for use, practices thrift the oxygen resource, and the oxygen that produces in the electrolytic bath is discharged from the gas vent that is close to the positive pole, through the oxygen bridge, stores for use in rushing into the oxygen cylinder from the intake pipe, when oxygen is full in the oxygen cylinder, closes the valve, unscrews the collar of one side of oxygen bridge from the oxygen cylinder inlet pipe mouth of pipe that has collected full oxygen, takes empty oxygen cylinder again, screws up the inlet pipe mouth at empty oxygen cylinder through the structure of screw thread, sustainable collection oxygen.

The utility model provides a specific technical scheme as follows:

the utility model provides a pair of a hydrogen generator for among VOCs on-line monitoring system, including the electrolytic bath, the electrolytic bath top is passed through the valve and is connected with the pure water case, the inlet has been seted up at pure water roof portion, electrolytic bath bottom four corners welding has the supporting leg, the welding of supporting leg bottom has the stabilizer blade, the stabilizer blade bottom bonds there is the rubber layer, the rubber layer bottom has been seted up anti-skidding line and has been the bump, the welding has electric telescopic handle in the middle of the electrolytic bath bottom, the auto-lock universal wheel is installed to the electric telescopic handle bottom, the hydrogen export has been seted up to electrolytic bath lateral wall one side, the oxygen export and the oxygen export can be dismantled with oxygen bridge one side and be connected to the electrolytic bath lateral wall opposite side, the oxygen bridge opposite.

Optionally, electric telescopic handle includes upper boom and lower beam, the sawtooth has all been seted up to upper boom inside wall and lower beam lateral wall, upper boom inside wall bottom is passed through sawtooth and gear and is connected with lower beam lateral wall upper portion, the welding of lower beam top has the limiting plate, the power input end of gear passes through the transfer line and the power take off electric connection of motor.

Optionally, a proton exchange membrane is installed in the middle of the inner side wall of the electrolytic cell, a catalyst layer is installed on the outer side wall of the proton exchange membrane, and a diffusion layer is installed on the outer side wall of the catalyst layer.

Optionally, a pressure gauge is installed at the top of the oxygen cylinder.

Optionally, the oxygen bridge both ends fixedly connected with collar, the internal thread has been seted up to the collar inside wall, oxygen bridge one end is passed through collar, internal thread and external screw thread and can be dismantled with the oxygen export and be connected, the oxygen bridge other end passes through collar, internal thread and external screw thread and can dismantle with the intake pipe and be connected.

The utility model has the advantages as follows:

the embodiment of the utility model provides a hydrogen generator for among VOCs on-line monitoring system:

1. the utility model is convenient for moving and transporting, when moving is needed, the electric telescopic rod is controlled to extend (the motor inside the electric telescopic rod drives the gear to rotate clockwise through the transmission shaft, the gear drives the lower rod to move outwards along the upper rod through the saw teeth on the inner side wall of the upper rod and the saw teeth on the outer side wall of the lower rod until the gear contacts with the limiting plate), the self-locking universal wheel at the bottom of the electric telescopic rod is landed, the support leg is suspended, the electric telescopic rod and the self-locking universal wheel are provided with two sets, the hydrogen generator can be supported, the worker pushes the outer side wall of the electrolytic cell, after the self-locking universal wheel rolls to drive the machine body to move to the destination, the electric telescopic rod is controlled to shorten (the motor inside the electric telescopic rod drives the gear to rotate anticlockwise through the transmission shaft, the gear drives the lower rod, the self-locking universal wheel is suspended, so that the support legs at the bottoms of the support legs are grounded, the rubber layers are bonded at the bottoms of the support legs, the rubber layers are soft and elastic, anti-skid grains are arranged at the bottoms of the rubber layers, the anti-skid grains are in a convex point shape, the anti-skid effect is good, the machine body stably stands on the ground, and the problem that the hydrogen generator disclosed in the patent is large in size and inconvenient to carry and transport is solved.

2. The utility model discloses the oxygen recovery that the hydrogen generator produced by the way when can be with producing hydrogen is stored for use, practice thrift the oxygen resource, the oxygen that produces in the electrolytic bath is discharged from the gas vent that is close to the positive pole, through the oxygen bridge, it is reserve to store in rushing into the oxygen cylinder from the intake pipe, when oxygen is full in the oxygen cylinder, close the valve, unscrew the collar of one side of oxygen bridge from the oxygen cylinder air inlet pipe mouth that has collected full oxygen, take empty oxygen cylinder again, screw up the air inlet pipe mouth at empty oxygen cylinder through the structure of screw thread, sustainable collection oxygen, the oxygen of producing by the way when solving the hydrogen generator who publishes in the above-mentioned patent is produced hydrogen is directly discharged in the atmosphere, the problem of not utilizing.

Drawings

In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the drawings needed to be used in the description of the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings without creative efforts.

Fig. 1 is a schematic diagram of an overall structure of a hydrogen generator for use in an online monitoring system for VOCs according to an embodiment of the present invention;

fig. 2 is a schematic structural diagram of an electric telescopic rod of a hydrogen generator for use in an online VOCs monitoring system according to an embodiment of the present invention;

fig. 3 is a schematic structural diagram of a mounting ring of a hydrogen generator for use in an online monitoring system for VOCs according to an embodiment of the present invention.

In the figure: 1. a liquid inlet; 2. a pure water tank; 3. a valve; 4. an electrolytic cell; 5. a pressure gauge; 6. an air inlet pipe; 7. an oxygen cylinder; 8. an oxygen bridge; 9. an electric telescopic rod; 901. a rod is arranged; 902. a lower rod; 10. a self-locking universal wheel; 11. a hydrogen outlet; 12. a proton exchange membrane; 13. a catalytic layer; 14. a diffusion layer; 15. Supporting legs; 16. a support leg; 17. a rubber layer; 18. a limiting plate; 19. a gear; 20. an electric motor; 21. saw teeth; 22. a mounting ring; 23. and an oxygen outlet.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention clearer, the present invention will be described in further detail with reference to the accompanying drawings, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.

A hydrogen generator for use in an online monitoring system for VOCs according to an embodiment of the present invention will be described in detail with reference to fig. 1 to 3.

Referring to fig. 1, 2 and 3, a hydrogen generator for use in an online monitoring system of VOCs provided by an embodiment of the present invention comprises an electrolytic cell 4, wherein the top of the electrolytic cell 4 is connected with a pure water tank 2 through a valve 3, the top of the pure water tank 2 is provided with a liquid inlet 1, four corners of the bottom of the electrolytic cell 4 are welded with support legs 15, the bottom of each support leg 15 is welded with a support leg 16, a rubber layer 17 is bonded to the bottom of each support leg 16, the bottom of each rubber layer 17 is provided with anti-slip patterns which are convex, an electric telescopic rod 9 is welded in the middle of the bottom of the electrolytic cell 4, the bottom of each electric telescopic rod 9 is provided with a self-locking universal wheel 10, one side of the outer side wall of the electrolytic cell 4 is provided with a hydrogen outlet 11, the other side of the outer side wall, the other side of the oxygen bridge 8 is detachably connected with an air inlet pipe 6 at the top of the oxygen bottle 7.

Illustratively, the utility model discloses hydrogen generator is convenient for remove and transportation, when needs remove, control electric telescopic handle 9 extension (electric telescopic handle 9 inside motor 20 passes through the transmission shaft and drives gear 19 clockwise rotation, gear 19 drives down the pole 902 along the outside extension that moves of upper boom 901 through the sawtooth 21 of upper boom 901 inside wall and the sawtooth 21 of lower boom 902 lateral wall, until gear 19 contacts limiting plate 18), make the auto-lock universal wheel 10 of electric telescopic handle 9 bottom land, make stabilizer blade 16 unsettled, electric telescopic handle 9 and auto-lock universal wheel 10 subassembly have two sets, can support the hydrogen generator, the staff carries out 4 lateral walls of electrolytic bath, auto-lock universal wheel 10 rolls and drives the organism and removes to the back of destination, control electric telescopic handle 9 shortens (electric telescopic handle 9 inside motor 20 drives gear 19 counter-clockwise turning through the transmission shaft, gear 19 drives down the pole along 902 through the inside lateral wall sawtooth 21 of upper boom 901 and the sawtooth 21 of lower boom lateral wall, gear 19 drives down the pole The upper rod 901 is moved inwards and shortened), the self-locking universal wheel 10 is suspended, the support legs 16 at the bottoms of the support legs 15 are landed, the rubber layer 17 is bonded at the bottoms of the support legs 16, the rubber layer 17 is soft and elastic, anti-skid lines are arranged at the bottom of the rubber layer 17 and are in a convex point shape, the anti-skid effect is better, and the machine body stably stands on the ground, the hydrogen generator can recover and store oxygen incidentally generated during the production of hydrogen for standby, saves oxygen resources, discharges the oxygen generated in the electrolytic cell 4 from an exhaust port close to an anode, and injects the oxygen into the oxygen bottle 7 from the air inlet pipe 6 through the oxygen bridge 8 for standby, when the oxygen in the oxygen bottle 7 is full, the valve is closed, the mounting ring 22 at one side of the oxygen bridge 8 is unscrewed from the air inlet pipe 6 of the oxygen bottle 7 which is fully collected with the oxygen, then the empty oxygen bottle 7 is screwed on the air inlet pipe 6 of the empty oxygen bottle 7 through, oxygen can be collected continuously.

Referring to fig. 2, the electric telescopic rod 9 includes an upper rod 901 and a lower rod 902, both the inner side wall of the upper rod 901 and the outer side wall of the lower rod 902 are provided with saw teeth 21, the bottom of the inner side wall of the upper rod 901 is connected with the upper part of the outer side wall of the lower rod 902 through the saw teeth 21 and a gear 19, a limiting plate 18 is welded on the top of the lower rod 902, and the power input end of the gear 19 is electrically connected with the power output end of the motor 20 through a transmission rod.

Illustratively, when the electric telescopic handle 9 extends, the motor 20 inside the electric telescopic handle 9 drives the gear 19 to rotate clockwise through the transmission shaft, the gear 19 drives the lower rod 902 to move outwards along the upper rod 901 and extend through the saw teeth 21 on the inner side wall of the upper rod 901 and the saw teeth 21 on the outer side wall of the lower rod 902 until the gear 19 contacts the limiting plate 18, when the electric telescopic handle 9 shortens, the motor 20 inside the electric telescopic handle 9 drives the gear 19 to rotate anticlockwise through the transmission shaft, and the gear 19 drives the lower rod 902 to move inwards and shorten along the upper rod 901 through the saw teeth 21 on the inner side wall of the upper rod 901 and the saw teeth 21 on the outer side wall of the lower.

Referring to fig. 1, a proton exchange membrane 12 is installed in the middle of the inner side wall of the electrolytic cell 4, a catalytic layer 13 is installed on the outer side wall of the proton exchange membrane 12, and a diffusion layer 14 is installed on the outer side wall of the catalytic layer 13.

In the example, a proton exchange membrane 12 is installed in the middle of the inner side wall of the electrolytic cell 4, a catalytic layer 13 is installed on the outer side wall of the proton exchange membrane 12, and a diffusion layer 14 is installed on the outer side wall of the catalytic layer 13, so that the work is facilitated.

Referring to fig. 1, a pressure gauge 5 is mounted on the top of the oxygen cylinder 7.

In the example, the pressure gauge 5 is installed at the top of the oxygen cylinder 7, so that the pressure value in the oxygen cylinder 7 can be checked through the pressure gauge 5.

Referring to fig. 1 and 3, two ends of the oxygen bridge 8 are fixedly connected with mounting rings 22, inner threads are arranged on the inner side walls of the mounting rings 22, one end of the oxygen bridge 8 is detachably connected with an oxygen outlet 23 through the mounting rings 22, the inner threads and the outer threads, and the other end of the oxygen bridge 8 is detachably connected with an air inlet pipe 6 through the mounting rings 22, the inner threads and the outer threads.

In an example, the threaded connection is stable and convenient to install and disassemble.

When the hydrogen generator is used, when the hydrogen generator needs to be moved, an external power supply supplies power, the electric telescopic rod 9 is controlled to extend through an external switch (the type of the electric telescopic rod 9 is kwtg, a motor 20 in the electric telescopic rod 9 drives a gear 19 to rotate clockwise through a transmission shaft, the gear 19 drives a lower rod 902 to move outwards along an upper rod 901 through sawteeth 21 on the inner side wall of the upper rod 901 and sawteeth 21 on the outer side wall of the lower rod 902 until the gear 19 contacts a limiting plate 18), a self-locking universal wheel 10 at the bottom of the electric telescopic rod 9 lands, a supporting leg 16 is suspended, the electric telescopic rod 9 and the self-locking universal wheel 10 are provided with two sets and can support the hydrogen generator, a worker pushes the outer side wall of an electrolytic cell 4, the self-locking universal wheel 10 rolls to drive a machine body to move to a destination, and then the electric telescopic rod, gear 19 drives down pole 902 through the sawtooth 21 of upper boom 901 inside wall and the sawtooth 21 of lower boom 902 outside wall and moves the shortening along upper boom 901 inwards), it is unsettled to make auto-lock universal wheel 10, make the stabilizer blade 16 of supporting leg 15 bottom land, stabilizer blade 16 bottom bonds there is rubber layer 17, rubber layer 17 matter is soft elastic, rubber layer 17 bottom has been seted up anti-skidding line and has been the bump point formula, anti-skidding effect is better, make stable the standing of organism subaerial, open valve 3 (the valve 3 model is Q71F-16P, the theory of operation is: the valve 3 is mainly composed of a valve body, an opening and closing member and a valve cover, wherein the valve seat is arranged on the valve body, the valve rod drives an opening and closing piece (valve clack) of the valve to do lifting motion, and the valve clack is separated from the valve seat to open and close the valve. ) And pure water in the pure water tank 2 flows into the electrolytic cell 4 (the hydrogen generator is the existing product, the model is HGH-300N, the working principle is that pure water is sent into the anode chamber of the electrolytic cell, and water is immediately decomposed at the anode after the power is on: 2H2O ═ 4H + +2O-2, and the negative oxygen ions (O-2) are decomposed, and then electrons are released at the anode to form oxygen gas (O2) and discharged from the anode chamber, and hydrogen protons in the form of hydrated ions pass through the SPE ion membrane under the action of an electric field force, reach the cathode to absorb electrons to form hydrogen gas, and are discharged from the cathode chamber. ) After the circular telegram, electrolytic cell negative pole produces hydrogen, oxygen is produced to the positive pole, oxygen is discharged from the gas vent that is close to the positive pole, through oxygen bridge 8, store reserve in rushing into oxygen cylinder 7 from intake pipe 6, when oxygen is full in oxygen cylinder 7, close the valve, unscrew the collar 22 of one side of oxygen bridge 8 from 7 intake pipes 6 mouths of oxygen cylinder 7 that have collected full oxygen, take empty oxygen cylinder 7 again, screw up 6 mouths of intake pipe at empty oxygen cylinder 7 through the structure of screw thread, sustainable collection oxygen.

It should be noted that the utility model relates to a hydrogen generator used in VOCs on-line monitoring system, which comprises a liquid inlet 1 and a liquid outlet; 2. a pure water tank; 3. a valve; 4. an electrolytic cell; 5. a pressure gauge; 6. an air inlet pipe; 7. an oxygen cylinder; 8. an oxygen bridge; 9. an electric telescopic rod; 901. a rod is arranged; 902. a lower rod; 10. a self-locking universal wheel; 11. a hydrogen outlet; 12. a proton exchange membrane; 13. a catalytic layer; 14. a diffusion layer; 15. Supporting legs; 16. a support leg; 17. a rubber layer; 18. a limiting plate; 19. a gear; 20. an electric motor; 21. Saw teeth; 22. a mounting ring; 23. the oxygen outlet, the components are all common standard parts or components known to the person skilled in the art, the structure and the principle of which are known to the person skilled in the art by means of technical manuals or by means of routine experimentation.

It is apparent that those skilled in the art can make various changes and modifications to the embodiments of the present invention without departing from the spirit and scope of the embodiments of the present invention. Thus, if such modifications and variations of the embodiments of the present invention fall within the scope of the claims and their equivalents, the present invention is also intended to include such modifications and variations.

Claims

1. A hydrogen generator for VOCs on-line monitoring system comprises an electrolytic cell (4) and is characterized in that the top of the electrolytic cell (4) is connected with a pure water tank (2) through a valve (3), a liquid inlet (1) is formed in the top of the pure water tank (2), supporting legs (15) are welded at four corners of the bottom of the electrolytic cell (4), supporting legs (16) are welded at the bottom of the supporting legs (15), a rubber layer (17) is bonded at the bottom of the supporting legs (16), anti-slip patterns are formed in the bottom of the rubber layer (17) and are in a convex point shape, an electric telescopic rod (9) is welded in the middle of the bottom of the electrolytic cell (4), a self-locking universal wheel (10) is installed at the bottom of the electric telescopic rod (9), a hydrogen outlet (11) is formed in one side of the outer side wall of the electrolytic cell (4), an oxygen outlet is formed in the other side of the outer, the other side of the oxygen bridge (8) is detachably connected with an air inlet pipe (6) at the top of the oxygen bottle (7).

2. The hydrogen generator for the online monitoring system of VOCs of claim 1, wherein the electric telescopic rod (9) comprises an upper rod (901) and a lower rod (902), sawteeth (21) are respectively formed in the inner side wall of the upper rod (901) and the outer side wall of the lower rod (902), the bottom of the inner side wall of the upper rod (901) is connected with the upper portion of the outer side wall of the lower rod (902) through the sawteeth (21) and a gear (19), a limiting plate (18) is welded to the top of the lower rod (902), and the power input end of the gear (19) is electrically connected with the power output end of the motor (20) through a transmission rod.

3. The hydrogen generator for the online monitoring system of VOCs of claim 1, wherein a proton exchange membrane (12) is installed in the middle of the inner side wall of the electrolytic cell (4), a catalyst layer (13) is installed on the outer side wall of the proton exchange membrane (12), and a diffusion layer (14) is installed on the outer side wall of the catalyst layer (13).

4. A hydrogen generator for use in an on-line monitoring system for VOCs as claimed in claim 1, wherein a pressure gauge (5) is mounted on top of said oxygen cylinder (7).

5. The hydrogen generator for the online monitoring system of VOCs of claim 1, wherein two ends of the oxygen bridge (8) are fixedly connected with mounting rings (22), inner threads are formed on the inner side walls of the mounting rings (22), one end of the oxygen bridge (8) is detachably connected with an oxygen outlet (23) through the mounting rings (22), the inner threads and the outer threads, and the other end of the oxygen bridge (8) is detachably connected with the air inlet pipe (6) through the mounting rings (22), the inner threads and the outer threads.