阅读说明：本技术 一种新型便携式化学氢气燃料盒 (Novel portable chemical hydrogen fuel box ) 是由 叶龙 刘艺培 候向理 于 2019-09-25 设计创作，主要内容包括：一种新型便携式化学氢气燃料盒,包括开设有进水口与出气口的燃料盒本体,燃料盒本体内沿氢气的运动方向依次分为：制备腔：制备腔内设置有用于制备氢气的反应装置,反应装置上开设有输水口和若干个出气孔；除水腔：除水腔一端与制备腔连通,另一端与过滤腔连通,除水腔与过滤腔间设置有阻水透气层；过滤腔：过滤腔远离所述除水腔一端处设置有干燥层,该燃料盒具有产氢迅速可控并可同时除水干燥的特点,控制简便、携带方便。(The utility model provides a novel portable chemical hydrogen fuel box, is including the fuel box body of seting up water inlet and gas outlet, this internal motion direction along hydrogen of fuel box divide into in proper order: preparing a cavity: a reaction device for preparing hydrogen is arranged in the preparation cavity, and a water delivery port and a plurality of air outlet holes are formed in the reaction device; a water removing cavity: one end of the dewatering cavity is communicated with the preparation cavity, the other end of the dewatering cavity is communicated with the filtering cavity, and a water-blocking breathable layer is arranged between the dewatering cavity and the filtering cavity; a filter chamber: the end of the filter cavity far away from the dewatering cavity is provided with the drying layer, the fuel box has the characteristics of rapid and controllable hydrogen production, dewatering and drying at the same time, simple and convenient control and convenient carrying.)

1. The utility model provides a novel portable chemical hydrogen fuel box, is including offering fuel box body (1) of water inlet (11) and gas outlet (12), its characterized in that, divide into in proper order along the direction of motion of hydrogen in fuel box body (1):

preparing a cavity: a reaction device (2) for preparing hydrogen is arranged in the preparation cavity, and a water delivery port (21) and a plurality of air outlet holes (22) are formed in the reaction device (2);

a water removing cavity: one end of the dewatering cavity is communicated with the preparation cavity, the other end of the dewatering cavity is communicated with the filtering cavity, and a water-blocking breathable layer (13) is arranged between the dewatering cavity and the filtering cavity;

a filter chamber: and a drying layer (14) is arranged at one end of the filtering cavity far away from the water removing cavity.

2. The new portable chemical hydrogen fuel box of claim 1, wherein a first partition (15) is further disposed in the water removal chamber, the first partition (15) is opened with a gas transmission port connected to a gas transmission pipeline (16), and the gas transmission pipeline (16) is installed with a speed control valve (161).

3. The new portable chemical hydrogen fuel cartridge as claimed in claim 1, wherein the reaction device (2) is provided with a water pipe (25) passing through the water pipe opening (21), and a section of the water pipe (25) inside the reaction device (2) is provided with a plurality of water outlet holes (251).

4. The new portable chemical hydrogen fuel box as claimed in claim 1, wherein the reaction device (2) is provided with a water pipe (25) passing through the reaction device body, and a plurality of water outlet holes (251) are opened on a section of the water pipe (25) inside the reaction device (2).

5. The new portable chemical hydrogen fuel cartridge as described in claim 4, wherein said water pipe (25) is detachably connected to a fixing pipe (17) provided on the side wall of said fuel cartridge body (1).

6. The new portable chemical hydrogen fuel cartridge as described in claim 1, wherein the reaction device (2) comprises a first housing (23), a second housing (24), and a fastening member (26) for fixing a joint of the first housing and the second housing, and the water inlet (21) is provided at a joint of the first housing (23) and the second housing (24).

7. The new portable chemical hydrogen fuel cartridge as in claim 6, wherein the fastener (26) comprises a first fixing member (261) and a second fixing member (262), and a through hole (263) is opened at the connection of the first fixing member (261) and the second fixing member (262).

8. The novel portable chemical hydrogen fuel cartridge of claim 7, the ends of the first fixing piece (261) and the second fixing piece (262) are provided with elastic pieces (264), the elastic member (264) comprises a fixed block (264 a) arranged on the surface of the end part of the first fixing member (261) or the second fixing member (262), an elastic block (264 b) arranged in a fixed groove (264 a-1) arranged on the surface of the fixed block (264 a), and a movable rod (264 b-1) connected with the elastic block (264 b), the movable rod (264 b-1) moves in the movable groove (264 a-2) through a fixed rod (264 b-3) arranged in the movable groove (264 a-2) formed in the surface of the side wall of the fixed groove (264 a-1).

9. The new portable chemical hydrogen fuel cartridge as claimed in claim 8, wherein the fixed rod (264 b-3) is sleeved with a spring (264 b-4), one end of the spring (264 b-4) is connected to the wall of the movable groove (264 a-2), and the other end is connected to the movable rod (264 b-1).

Technical Field

The invention belongs to the technical field of hydrogen preparation and supply, and particularly relates to a novel portable chemical hydrogen fuel cartridge.

Background

At present, aiming at the difficulty of outdoor hydrogen utilization of portable fuel cells, there are several emergency hydrogen supply schemes, such as hydrogen storage in a hydrogen bottle, hydrogen storage in a hydrogen storage material, hydrogen production by methanol reforming, chemical hydrogen production (sodium borohydride) and the like; the hydrogen production by the heavy methanol has the defects of large volume and weight, high manufacturing cost, long starting time and the like, so that the portable requirement of the meteorological hydrogen production cannot be met, and the problem exists in an efficient hydrogen production system disclosed in a file with the authorization number of CN 202808344; the chemical hydrogen production system mainly using sodium borohydride to produce hydrogen at present, for example, a document with the authorization number of CN204022465 discloses a portable hydrogen production-supply system, which comprises a storage container storing a hydrogen production agent, a reactor serving as a hydrogen production place and a purification device for filtering and generating hydrogen, but the hydrogen produced by the scheme carries a large amount of water vapor, and the addition of reactants into the reactor and the pouring of residues are very inconvenient, and the hydrogen production effect by reaction is poor.

Disclosure of Invention

The invention aims to provide a novel portable chemical hydrogen fuel box which has the characteristics of simultaneously removing water and drying in the hydrogen production process, is simple and convenient to control and is convenient to carry.

In order to achieve the purpose, the technical scheme of the invention is as follows:

the utility model provides a novel portable chemical hydrogen fuel box, is including the fuel box body of seting up water inlet and gas outlet, this internal motion direction along hydrogen of fuel box divide into in proper order:

preparing a cavity: a reaction device for preparing hydrogen is arranged in the preparation cavity, and a water delivery port and a plurality of air outlet holes are formed in the reaction device;

a water removing cavity: one end of the dewatering cavity is communicated with the preparation cavity, the other end of the dewatering cavity is communicated with the filtering cavity, and a water-blocking breathable layer is arranged between the dewatering cavity and the filtering cavity;

a filter chamber: and a drying layer is arranged at one end of the filter cavity, which is far away from the dewatering cavity.

In this scheme design, through dividing into three cavity with fuel box inner space along the direction of hydrogen motion: the preparation chamber, the dehydration chamber and the filter chamber enable the prepared gas to be sequentially subjected to dehydration and drying treatment through each chamber, so that the purity of the prepared hydrogen is higher, and the efficiency of dehydration and drying is higher.

Furthermore, a first partition board is arranged in the water removal cavity, a gas transmission port connected with a gas transmission pipeline is formed in the first partition board, and a speed regulating valve is installed on the gas transmission pipeline.

In this scheme design, the setting of baffle will remove some spaces in the water cavity and become gaseous prestoring space, and gaseous enrichment in prestoring space is sent into to ventilative layer department that blocks water through the governing valve speed governing, makes and is blocking water ventilative layer department accumulational gaseous controllable, is favorable to gaseous ventilative layer through blocking water for the efficiency of dewatering is higher, simultaneously, if gaseous in a large number blocks water ventilative layer department and piles up easily and produce the hydrogen explosion, the reducible potential safety hazard of this design.

Furthermore, a water delivery pipe penetrating through the water delivery port is arranged on the reaction device, and a plurality of water outlet holes are formed in the section part of the water delivery pipe positioned in the reaction device; or the reaction device is provided with a water delivery pipe which penetrates through the reaction device body, and the section of the water delivery pipe positioned in the reaction device is provided with a plurality of water outlet holes.

Preferably, the raceway can be dismantled with the fixed pipe that sets up on the fuel box body lateral wall and be connected, preferably threaded connection, can open on the fuel box body and be equipped with the discharge gate, and discharge gate department is provided with the top cap.

In this scheme design, reaction unit wholly can dismantle, and the operation such as the interpolation of the reaction material of being convenient for, reaction unit's inspection, reaction unit pass through the raceway and the fixed connection of dismantling of the fixed pipe of fixed mounting on the surface wall in the fuel case realizes whole dismouting function.

Preferably, the reaction device comprises a first shell, a second shell and a fastener for fixing the joint of the first shell and the second shell, and the water delivery port is arranged at the joint of the first shell and the second shell.

Preferably, the fastener includes first mounting and second mounting, and the junction of first mounting and second mounting is seted up the through-hole and is used for the passing through of raceway.

In the design of the scheme, the first shell and the second shell are fixedly spliced into a complete box body through the fixing piece, and when the reaction material is replaced, the reaction material can be conveniently added or replaced only by detaching the fixing piece, so that the reaction material is very convenient; the fastener comprises a first fixing piece for fixing the connection of the first shell and the second shell in the vertical direction/longitudinal direction and a second fixing piece for fixing the connection of the first shell and the second shell in the horizontal direction/transverse direction, and particularly is in a cross-shaped structure with four ends provided with convex blocks.

Furthermore, the end parts of the first fixing part and the second fixing part are provided with elastic parts, each elastic part comprises a fixing block arranged on the surface of the protruding block arranged at the end part of the first fixing part or the second fixing part, an elastic block arranged in a fixing groove arranged on the surface of the fixing block and a movable rod connected with the elastic block, and the movable rod is arranged in the movable groove through a fixing rod arranged in the movable groove formed in the surface of the side wall of the fixing groove.

Furthermore, a spring is sleeved on the fixed rod, one end of the spring is connected with the wall of the movable groove, and the other end of the spring is connected with the movable rod.

Preferably, the fuel cartridge assembly comprises a primary hydrogen production feedstock of sodium borohydride mixed with a catalyst that catalyzes the hydrolysis of sodium borohydride to produce hydrogen, a catalyst based on multiple active metal loadings.

Preferably, the material of the water-blocking and air-permeable layer is mainly hydrophobic material, such as polytetrafluoroethylene; the drying layer is mainly made of water-absorbing materials such as molecular sieves and the like.

In conclusion, the invention has the following beneficial effects:

the fuel case of this scheme design has the hydrogen production controllable rapidly, can remove the dry characteristics of water simultaneously, and control is simple and convenient, convenient to carry, and in addition, reaction unit can wholly or partly dismantle, and the interpolation, the replacement of the reaction material of being convenient for, and simultaneously, the potential safety hazard that traditional preparation hydrogen fuel case was compared to whole fuel case is lower, has good application prospect.

Drawings

FIG. 1 is a schematic view of the structure of the present invention.

FIG. 2 is a schematic view of the structure of a reaction apparatus in the present invention.

FIG. 3 is a schematic view of the structure of a reaction apparatus in the present invention.

Fig. 4 is a schematic view of the structure of the fastener of the present invention.

Fig. 5 is a schematic structural view of the elastic member of the present invention.

Detailed Description