CN108626468B - A kind of linkage magnetic controlled hydrogen storage valve - Google Patents

Abstract

A linkage magnetically controlled hydrogen storage valve, comprising a valve body, a hand wheel, a first rod, a second rod, a cylindrical connector, a pawl, a third rod, a spiral groove, an armature, an electromagnetic coil, a piston, Outlet, fan channel, one-way valve, valve plate, magnetic block, first vertical slot, second vertical slot, electronic drive module; the valve includes a double drive module, a double opening and closing module, and a docking module; the valve body has a second One vertical groove, the second vertical groove, the distance between the two grooves in the circumferential direction is equal to 1/2 the circumference of the valve body.

Description

A linkage magnetically controlled hydrogen storage valve

technical field

The invention relates to the field of hydrogen storage, in particular to a linked magnetically controlled hydrogen storage valve.

Background technique

As a new energy source, hydrogen fuel plays an important role. With the reduction of existing gasoline energy sources and the pollution it produces, especially the smog phenomenon that people pay close attention to deeply affects the living standards of residents, the use of new energy sources is inevitable. It must be done; as a green energy, hydrogen fuel has been widely used, such as hydrogen fuel cells have been used in vehicles and other vehicles.

1. In actual use, the storage of hydrogen raw materials is a common technology, that is, hydrogen storage tanks are often used; in use, hydrogen storage valves are required for deflation, and the single-layer opening is relatively thin, such as only setting a one-way The valve or one-layer opening and closing structure is relatively thin; it cannot provide better sealing, stable long-term service life and safe use; and the double-layer opening and closing structure is often more complicated, such as the first air outlet, the second air outlet, etc. The adapted channel is often bent, which increases the difficulty of manufacturing and increases the cost.

2. In addition, the double-layer opening and closing structure requires double drives. If an additional manual emergency drive is added, it will become three drives, and the structure is complex and costly.

3. The drive structure in the prior art often occupies a large size, which brings inconvenience to installation and adaptation, and increases the cost. Especially important, the existing technology in the hydrogen storage valve cannot add additional manual emergency in addition to the main drive drive.

4. The threaded installation structure in the prior art is simple and light, but after long-term use, it is easy to loose the thread, and the ordinary connection is not a big problem; but for the high-pressure storage tank, the loose threaded connection means leakage, and the gasket is also difficult. Cooperate with thread, so there is no good solution in the prior art.

5. The hydrogen storage valve in the prior art has only one external pipeline, that is, only one final outlet, which is difficult to meet the needs of multiple working conditions, and cannot achieve a good pressure relief effect.

6. The prior art hydrogen storage valve is prone to loosening of the valve plate after being closed for a long time.

Contents of the invention

In order to overcome the above-mentioned problems, the present invention proposes a valve that simultaneously solves the above-mentioned various problems.

The technical solution adopted by the present invention to solve the technical problem is: a linkage magnetic control hydrogen storage valve, including a valve body, a hand wheel, a first rod, a second rod, a cylindrical connector, a pawl, a third Rod, spiral groove, armature, electromagnetic coil, piston, outlet, fan bone channel, one-way valve, valve plate, magnetic block, first vertical slot, second vertical slot, electronic drive module; the valve includes double drive modules, double Opening and closing module, docking module; the valve body is provided with a first vertical groove and a second vertical groove, and the distance between the two grooves in the circumferential direction is equal to 1/2 the circumference of the valve body; the double opening and closing module is divided into an upper opening and closing structure With the lower opening and closing structure, the upper opening and closing structure includes a piston, and the piston includes at least three fan channel, the end of the fan channel is connected to the outlet, and the at least three fan channels converge in the middle of the piston, and the middle of each fan channel is provided with For a one-way valve, the height of the second vertical groove is greater than 3/4 of the height of the piston and less than the height of the piston; the lower opening and closing structure includes a valve plate, and a connecting shaft is arranged in the middle of the valve plate, and the connecting shaft divides the valve plate into two parts. There are two semicircles on the left and right, one of which is fixed in the orifice of the corresponding hydrogen storage tank, the other semicircle corresponds to the second support rod, the upper surface of the other semicircle is provided with a magnetic block, and the position of the second support rod corresponds to the Corresponding to the magnetic block, the lower end of the second pole is also provided with a magnetic block, and the magnetic block at the lower end of the second pole is magnetically attracted to the magnetic block provided on the upper surface of the other semicircle; the double drive module is as follows: Electromagnetic drive: The electronic drive module energizes the electromagnetic coil to start the electromagnetic coil, thereby driving the armature to move, and the armature drives the third rod to move. The third rod is L-shaped, and one end of the third rod extends into the spiral groove on the handwheel and accommodated in the second vertical groove, the hand wheel follows the movement of the third pole; manual drive: the hand wheel is set on the lower part of the outer surface of the valve body, and the first helical screw is set within 90 degrees of the inner surface of the hand wheel There is no spiral groove within the adjacent circumferential extension of 90 degrees, and the second spiral groove is arranged within the circumferential extension of 90 degrees; the third support rod is arranged in the first spiral groove, and the first branch is arranged in the second spiral groove. Rod, the first pole extends radially inward horizontally, and the extended end extends downward to the second pole; the lower end of the second pole is provided with a magnetic block; in the closed state, the first pole is located on the second pole of the handwheel. The upper end of the spiral groove, the third pole is located at the lower end of the first spiral groove of the handwheel; the docking module includes a cylindrical connector, the outer surface of the cylindrical connector is provided with external threads, and the cylindrical connection At least four pawls are arranged on the upper end of the part, and the pawls can be accommodated and shrunk in the barrel.

Preferably, there are four fan bone channels.

Preferably, there are 5 pawls.

Preferably, the pawl is L-shaped.

Preferably, an upper threaded section extends upwards from the upper end of the cylindrical connector, and the upper threaded section realizes the connection with the valve body.

Preferably, the hydrogen storage valve is connected above the hydrogen storage tank.

Preferably, only one fan bone channel is connected, and the ends of the other fan bone channels are closed with plugs.

Preferably, the one-way valve port in the middle of the channel of other fan ribs is blocked.

The beneficial effects of the present invention are:

1. In view of the first point raised by the background technology, no complex transmission structure such as gear transmission is used, but the switch between rotation and linear movement is cleverly used in the same space to realize double-layer opening and closing.

2. Aiming at the second point proposed by the background technology, a technical scheme of driving structure to simultaneously control double-layer opening is adopted. Although the prior art has a one-to-many technology, one drive opens two valves, and the present invention is A drive to open and close the two-layer structure in the same valve realizes a pioneering invention.

3. For the third point of the background technology, a special handwheel drive structure is adopted to save volume to realize additional manual operation besides electromagnetic operation, which cannot be achieved by the existing technology and does not occupy space.

4. In view of the fourth point of the background technology, an automatic installation pawl is adopted to realize the installation and fastening of the hydrogen storage valve.

5. For point 5 of the background technology, a fan-shaped channel is used in the piston, which realizes multi-channel control and enhances the pressure relief effect.

6. Aiming at point 6 of the background technology, a magnetic control suction fastening technical solution is proposed, which realizes the fastening of the valve plate and enhances the sealing performance.

Note: the above-mentioned six points are designed in no particular order, and each of them makes the present invention have difference and remarkable progress relative to the prior art.

Description of drawings

The present invention will be further described below in conjunction with the accompanying drawings and embodiments.

Fig. 1 is the overall schematic diagram of the hydrogen storage valve of the present invention

Fig. 2 is a piston structure diagram of the present invention

Fig. 3 is the slotted structural diagram of the valve body of the present invention

Fig. 4 is the lower opening and closing structure diagram of the present invention

Fig. 5 is a structural diagram of the handwheel drive of the present invention

Fig. 6 is a structural diagram of the docking module of the present invention

In the figure, the reference signs are as follows:

1. Hydrogen storage valve 2, valve body 3, hand wheel 4, first pole 5, second pole 6, hydrogen storage tank 7, cylindrical connector 8, pawl 9, third pole, 10, screw Slot 11, armature 12, electromagnetic coil,

13. Piston 14, outlet 15, fan bone channel 16, one-way valve 17, valve plate 18, magnetic block 19, first vertical slot 20, second vertical slot

Detailed ways

A linkage magnetically controlled hydrogen storage valve, comprising a valve body, a hand wheel, a first rod, a second rod, a cylindrical connector, a pawl, a third rod, a spiral groove, an armature, an electromagnetic coil, a piston, Outlet, fan channel, one-way valve, valve plate, magnetic block, first vertical slot, second vertical slot, electronic drive module; the valve includes a double drive module, a double opening and closing module, and a docking module; the valve body has a second One vertical groove, the second vertical groove, the distance between the two grooves in the circumferential direction is equal to 1/2 the circumference of the valve body; the double opening and closing module is divided into an upper opening and closing structure and a lower opening and closing structure, and the upper opening and closing structure includes The piston includes at least three rib channels, the ends of which are connected to the outlet, and the at least three rib channels meet in the middle of the piston, and a check valve is provided in the middle of each rib channel, and the height of the second vertical groove is greater than 3/4 of the height of the piston, which is less than the height of the piston; the lower opening and closing structure includes a valve plate, and a connecting shaft is arranged in the middle of the valve plate, and the connecting shaft divides the valve plate into two semicircles on the left and right, one of which is fixed on the corresponding storage In the orifice of the hydrogen tank, another semicircle position corresponds to the second support rod, a magnetic block is provided on the upper surface of the other semicircle, the position of the second support rod corresponds to the magnetic block, and the lower end of the second support rod is also provided with a magnetic block. A magnetic block, the magnetic block at the lower end of the second pole is magnetically attracted to the magnetic block provided on the upper surface of the other semicircle;

The dual drive module is as follows: Electromagnetic drive: the electronic drive module energizes the electromagnetic coil to start the electromagnetic coil, thereby driving the armature to move, and the armature drives the third pole to move, the third pole is L-shaped, and one end of the third pole is Extending into the spiral groove on the handwheel and accommodated in the second vertical groove, the handwheel follows the movement of the third pole; manual drive: the handwheel is set on the lower part of the outer surface of the valve, and the inner surface of the handwheel has a circumferential direction of 90 The first spiral groove is set within the range of 90 degrees, and no spiral groove is set within the adjacent circumferential extension of 90 degrees, and the second spiral groove is set within the range of 90 degrees of circumferential extension; the third rod is set in the first spiral groove, and the second A first strut is set in the spiral groove, the first strut extends radially inward horizontally, and the extended end extends downward to the second strut; a magnetic block is set at the lower end of the second strut; in a closed state, the first strut is located on the The upper end of the second helical groove of the handwheel, the third pole is located at the lower end of the first helical groove of the handwheel;

The docking module includes a cylindrical connector, the outer surface of the cylindrical connector is provided with external threads, and the upper end of the cylindrical connector is provided with at least four pawls, and the pawls can be accommodated and shrunk in the cylinder. There are 4 fan bone channels. There are 5 pawls. The pawl is L-shaped. An upper threaded section extends upward from the upper end of the cylindrical connecting piece, and the upper threaded section realizes the connection with the valve body. The hydrogen storage valve is connected above the hydrogen storage tank. The fan bone passage is only connected to one, and the ends of the other fan bone passages are closed with silk plugs. Block the one-way valve in the middle of the other fan bone channels.

The above detailed description is a specific description of the feasible embodiment of the present invention. This embodiment is not used to limit the patent scope of the present invention. Any equivalent implementation or change that does not deviate from the present invention should be included in the patent scope of this case. middle.

Claims (8)

1. A linked magnetically controlled hydrogen storage valve, comprising a valve body, a handwheel, a first pole, a second pole, a cylindrical connector, a pawl, a third pole, a spiral groove, an armature, an electromagnetic coil, Piston, outlet, fan bone channel, one-way valve, valve plate, magnetic block, first vertical slot, second vertical slot, electronic drive module; It is characterized in that: the valve includes a double drive module, a double opening and closing module, and a docking module; the valve body is provided with a first vertical groove and a second vertical groove, and the distance between the two grooves in the circumferential direction is equal to 1/2 of the circumference of the valve body; The double opening and closing module is divided into an upper opening and closing structure and a lower opening and closing structure. The upper opening and closing structure includes a piston, and the piston includes at least three fan channel, the end of the fan channel is connected to the outlet, and the at least three fan channels are in the middle of the piston. Convergence, a one-way valve is provided in the middle of each fan rib channel, the height of the second vertical groove is greater than 3/4 of the height of the piston, and less than the height of the piston; the lower opening and closing structure includes a valve plate, and the valve plate There is a connecting shaft in the middle, and the connecting shaft divides the valve plate into two semicircles on the left and right, one of which is fixed in the orifice of the corresponding hydrogen storage tank, and the position of the other semicircle corresponds to the second support rod. The surface is provided with a magnetic block, the position of the second pole corresponds to the magnetic block, and the lower end of the second pole is also provided with a magnetic block. Blocks magnetically attract each other; The dual drive modules are as follows: Electromagnetic drive: The electronic drive module energizes the electromagnetic coil to start the electromagnetic coil, thereby driving the armature to move, and the armature drives the third rod to move. The third rod is L-shaped, and one end of the third rod extends into the spiral groove on the handwheel and accommodated in the second vertical groove, the hand wheel moves with the third pole; Manual drive: the handwheel sleeve is set on the lower part of the outer surface of the valve, the inner surface of the handwheel is provided with the first spiral groove within the range of 90 degrees in the circumferential direction, and there is no spiral groove within the range of 90 degrees in the adjacent circumferential direction. The second spiral groove is set within the range of degrees; the third strut is set in the first spiral groove, the first strut is set in the second spiral groove, and the first strut is accommodated in the first vertical groove, the first The support rod extends radially inward horizontally, and the extended end extends downward to the second support rod; the lower end of the second support rod is provided with a magnetic block; in the closed state, the first support rod is located at the upper end of the second spiral groove of the handwheel , the third pole is located at the lower end of the first spiral groove of the handwheel; The docking module includes a cylindrical connector, the outer surface of the cylindrical connector is provided with external threads, and the upper end of the cylindrical connector is provided with at least four pawls, and the pawls can be accommodated and shrunk in the cylinder. 2. A linked magnetically controlled hydrogen storage valve according to claim 1, characterized in that there are four fan bone channels. 3. A linkage magnetic control hydrogen storage valve according to claim 1, characterized in that: there are 5 pawls. 4. A linked magnetically controlled hydrogen storage valve according to claim 1, characterized in that: the pawl is L-shaped. 5. A linkage magnetic control hydrogen storage valve according to claim 1, characterized in that: the upper end of the cylindrical connector extends upwards from an upper threaded section, and the upper threaded section realizes the connection with the valve body. 6. A linked magnetically controlled hydrogen storage valve according to claim 1, characterized in that: the hydrogen storage valve is connected above the hydrogen storage tank. 7. A linked magnetically controlled hydrogen storage valve according to claim 1, characterized in that: only one fan channel is connected, and the ends of the other fan channels are closed with silk plugs. 8. A linked magnetically controlled hydrogen storage valve according to claim 7, characterized in that: the one-way valve opening in the middle of the other fan channel is blocked.