CN210133851U - Low-cost hydrogen supply system applied to logistics forklift - Google Patents
Low-cost hydrogen supply system applied to logistics forklift Download PDFInfo
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- CN210133851U CN210133851U CN201920757713.0U CN201920757713U CN210133851U CN 210133851 U CN210133851 U CN 210133851U CN 201920757713 U CN201920757713 U CN 201920757713U CN 210133851 U CN210133851 U CN 210133851U
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Abstract
The utility model discloses a low-cost hydrogen supply system of commodity circulation fork truck of being applied to relates to commodity circulation fork truck's hydrogen supply technical field, including hydrogen storage bottle, coupling hose and installation component, the rail guard is installed in the place ahead outside of hydrogen storage bottle, and is the welding between rail guard and the hydrogen storage bottle, coupling hose sets up in the gas outlet position of hydrogen storage bottle, and the junction outside of coupling hose and hydrogen storage bottle is fixed with the sealing washer, install the hydrogen relief pressure valve in the middle of the place ahead of hydrogen storage bottle, and the top both sides integration of hydrogen relief pressure valve is connected with the voltmeter, the high-pressure hydrogenation valve is installed to the place ahead downside of hydrogen storage bottle, the below of hydrogen storage bottle is provided with the automobile body, and the inside upside of automobile body installs fuel cell, the installation component is fixed in the. The utility model has the advantages that: the device is through adopting the structure setting of single bottle hydrogen supply system, makes things convenient for hydrogen storage bottle and fuel cell's arrangement, can improve commodity circulation fork truck space utilization.
Description
Technical Field
The utility model relates to a commodity circulation fork truck's hydrogen supply system technical field specifically is a low-cost hydrogen supply system who is applied to commodity circulation fork truck.
Background
Hydrogen is considered to be the most promising clean energy source in the future. The hydrogen fuel cell converts chemical energy released by chemical reaction of hydrogen and oxygen into electric energy, does not need combustion, has high energy conversion efficiency and zero emission, and is one of main development directions of clean energy power in the future. Particularly, logistics storage needs to be provided with a large number of logistics forklifts, the logistics forklifts are used for taking off and landing and transporting goods in a short distance, the fuel cell power system can well meet the use requirements of the logistics forklifts, the cost of the fuel cell power system needs to be reduced in order to widely popularize the logistics forklifts of the fuel cell power system on a large scale, and a hydrogen supply system for supplying fuel to a fuel cell stack is an important direction for reducing the cost.
Compared with a hydrogen supply system, the conventional fuel cell power system of the logistics forklift is higher in cost and produces larger pollution, a single-bottle hydrogen supply system is less in use of a general hydrogen supply system, most hydrogen storage bottles in the hydrogen supply system are arranged inside a forklift body, the occupied space is larger, leaked hydrogen cannot escape, and safety accidents are possibly caused.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a low-cost hydrogen supply system of commodity circulation fork truck of being applied to compare in the above-mentioned background art the higher and pollution that produces of cost in the commodity circulation fork truck's that provides fuel cell driving system, and general hydrogen supply system in use has less single bottle hydrogen supply system, and hydrogen storage bottle all sets up inside the automobile body among most hydrogen supply system, occupation space is great, the unable escape of hydrogen of revealing also, the problem of incident probably produces.
In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a low-cost hydrogen supply system who is applied to commodity circulation fork truck, includes hydrogen storage bottle, coupling hose and installation component, the rail guard is installed in the place ahead outside of hydrogen storage bottle, and is the welding between rail guard and the hydrogen storage bottle, coupling hose sets up in the gas outlet position of hydrogen storage bottle, and the junction outside of coupling hose and hydrogen storage bottle is fixed with the sealing washer, install hydrogen relief pressure valve in the middle of the place ahead of hydrogen storage bottle, and the top both sides integration of hydrogen relief pressure valve is connected with the manometer, high-pressure hydrogenation valve is installed to the place ahead downside of hydrogen storage bottle, the below of hydrogen storage bottle is provided with the automobile body, and the inside upside of automobile body installs fuel cell, the installation component is fixed in the top of automobile body, and the installation component is located the outside of hydrogen storage bottle, the rear outside of hydrogen storage bottle is provided with the baffle, and be bolted connection between baffle and, and be bolted connection between pin and the automobile body, sun-proof board is installed to the top of installation component, and sun-proof board's below both sides are connected with the guard plate, one side that sun-proof board is close to the automobile body is fixed with the fixed plate, and is the screw connection between fixed plate and the automobile body.
Preferably, the hydrogen storage bottle is including inner bottle body, outer bottle body, crushing layer, buffer spring and rubber gasket, outer bottle body is installed in the outside of inner bottle body, and is provided with crushing layer between inner bottle body and the outer bottle body, crushing layer's inside is fixed with buffer spring, and buffer spring's both ends are glued and are had rubber gasket.
Preferably, the buffer spring and the rubber gasket are equidistantly distributed between the inner bottle body and the outer bottle body, and are symmetrically and uniformly distributed about the central axis of the hydrogen storage bottle.
Preferably, coupling hose is including PU body, anticorrosive coating, wire weaving layer, separate temperature protective layer and wear-resisting sand grip, the inner wall coating of PU body has anticorrosive coating, and the outside of PU body is provided with the wire weaving layer, for pasting between wire weaving layer and the PU body, and the outside cover of wire weaving layer is equipped with and separates the temperature protective layer, the outer wall that separates the temperature protective layer is fixed with wear-resisting sand grip, and wear-resisting sand grip and separate for splicing between the temperature protective layer.
Preferably, the metal wire braided layer is of a net structure, the cross section of the metal wire braided layer is of an annular hollow structure, and the symmetric center of the metal wire braided layer coincides with the symmetric center of the PU pipe body.
Preferably, the wear-resisting sand grip is the protruding column structure of arc, and wear-resisting sand grip is the radial evenly distributed in the outside at thermal-insulated protective layer of annular.
Preferably, the installation component includes limiting plate, rubber inoxidizing coating, locating plate and locating pin, the limiting plate is installed in the top of automobile body, and the inner wall of limiting plate splices there is the rubber inoxidizing coating, the left and right sides of limiting plate all is fixed with the locating plate, and the mid-mounting of locating plate has the locating pin.
Preferably, the limiting plates are of an arc-shaped structure, are symmetrical about the center line of the hydrogen storage bottle, and form a detachable structure with the vehicle body through the positioning plates and the positioning pins.
Preferably, the protection plates are provided in two groups, and are symmetrical with respect to a center line of the hydrogen storage bottle, and outer side surfaces of the protection plates have an arc-shaped convex structure.
The utility model provides a low-cost hydrogen supply system of commodity circulation fork truck of being applied to possesses following beneficial effect:
1. the utility model discloses a structure setting to the hydrogen storage bottle is convenient for improve the intensity and the crushing resistance of hydrogen storage bottle casing, is provided with the crushing resistance between inner bottle body and the outer bottle body, is symmetrical form evenly distributed about the axis of hydrogen storage bottle between buffer spring and the rubber gasket and makes buffer spring and rubber gasket can strengthen the crushing resistance on crushing layer to the effect that has buffering impact.
2. The utility model discloses a fuel cell is convenient for connect in setting up connecting hose to reduce metal pipeline and metal collapsible tube's use, reduce the cost of hydrogen supply system, wherein the wire weaving layer in the PU body outside is comparatively soft, has the ductility, and is convenient for strengthen the structural strength of PU body, wear-resisting sand grip and separate the temperature protective layer and be convenient for protect the PU body, prolong the life of PU body.
3. The utility model discloses a setting up the installation setting that is convenient for realize hydrogen storage bottle of installation component, the limiting plate is that arc column structure is identical with hydrogen storage bottle's shape, and the central line symmetry about hydrogen storage bottle between the limiting plate is convenient for two sets of limiting plates and carries out even spacing fixed to inboard hydrogen storage bottle, is convenient for realize the dismouting of limiting plate through setting up of locating plate and locating pin to be convenient for the dismantlement and the change of limiting plate.
4. The utility model discloses a hydrogen storage bottle to the below is convenient for protect setting up of sun visor and guard plate, and sun visor can play the sun-proof effect of sunshade, and two sets of guard plates are convenient for carry out collision avoidance to the top both sides of hydrogen storage bottle, and the protruding column structure of arc is personally submitted in the outside of guard plate is favorable to alleviateing collision pressure.
5. The utility model discloses an adopt the structure setting of single bottle hydrogen supply system, make things convenient for arranging of hydrogen storage bottle and fuel cell, can improve commodity circulation fork truck space utilization, hydrogen relief pressure valve and the equal integrated bottleneck department of installing at the hydrogen storage bottle of installing of high pressure hydrogenation valve are convenient for reduce occupation space between them, are favorable to improving the space utilization rate.
Drawings
FIG. 1 is a schematic view of a hydrogen storage bottle of the present invention, which is applied to a hydrogen supply system of a logistics forklift at low cost;
fig. 2 is an enlarged schematic structural diagram of a point a in fig. 1 of a hydrogen supply system for a logistics forklift with low cost according to the present invention;
FIG. 3 is a schematic view of a cross-sectional structure of a connection hose of a hydrogen supply system of a logistics forklift with low cost according to the present invention;
FIG. 4 is a schematic side view of a hydrogen storage bottle of the hydrogen supply system of the utility model;
fig. 5 is the utility model discloses a low-cost mounting structure sketch map of hydrogen storage bottle and automobile body of being applied to commodity circulation fork truck's hydrogen supply system.
In the figure: 1. a hydrogen storage bottle; 101. an inner bottle body; 102. an outer bottle body; 103. a pressure resistant layer; 104. a buffer spring; 105. a rubber gasket; 2. protecting the fence; 3. a connecting hose; 301. a PU pipe body; 302. an anti-corrosion coating; 303. a wire braid; 304. a thermal insulation protective layer; 305. wear-resistant convex strips; 4. a seal ring; 5. a hydrogen pressure reducing valve; 6. a decompression meter; 7. a high pressure hydrogenation valve; 8. mounting the component; 801. a limiting plate; 802. a rubber protective layer; 803. positioning a plate; 804. positioning pins; 9. a baffle plate; 10. a stop lever; 11. a sun visor; 12. a protection plate; 13. a fixing plate; 14. a vehicle body; 15. a fuel cell.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, 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 work belong to the protection scope of the present invention.
In the description of the present invention, "a plurality" means two or more unless otherwise specified; the terms "upper", "lower", "left", "right", "inner", "outer", "front", "rear", "head", "tail", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are merely for convenience of description and simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," "third," and the like are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "connected" and "connected" are to be interpreted broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; may be directly connected or indirectly connected through an intermediate. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.
Referring to fig. 1-5, the present invention provides a technical solution: a low-cost hydrogen supply system applied to a logistics forklift comprises a hydrogen storage bottle 1, an inner bottle body 101, an outer bottle body 102, a pressure-resistant layer 103, a buffer spring 104, a rubber gasket 105, a protective guard 2, a connecting hose 3, a PU pipe body 301, an anti-corrosion coating 302, a metal wire braided layer 303, a temperature-insulating protective layer 304, a wear-resistant convex strip 305, a sealing ring 4, a hydrogen pressure reducing valve 5, a pressure reducing meter 6, a high-pressure hydrogenation valve 7, a mounting assembly 8, a limiting plate 801, a rubber protective layer 802, a positioning plate 803, a positioning pin 804, a baffle plate 9, a stop lever 10, a sun-proof plate 11, a protective plate 12, a fixing plate 13, a vehicle body 14 and a fuel cell 15, wherein the protective guard 2 is arranged on the outer side in front of the hydrogen storage bottle 1, the protective guard 2 is welded with the hydrogen storage bottle 1, the hydrogen storage bottle 1 comprises the inner bottle body 101, the outer bottle, a pressure resistant layer 103 is arranged between the inner bottle body 101 and the outer bottle body 102, a buffer spring 104 is fixed inside the pressure resistant layer 103, and rubber gaskets 105 are glued at two ends of the buffer spring 104;
the buffer springs 104 and the rubber gaskets 105 are equidistantly distributed between the inner bottle body 101 and the outer bottle body 102, the buffer springs 104 and the rubber gaskets 105 are symmetrically and uniformly distributed about the central axis of the hydrogen storage bottle 1, the buffer springs 104 and the rubber gaskets 105 are equidistantly distributed between the inner bottle body 101 and the outer bottle body 102, the compression resistance of the compression resistant layer 103 is enhanced through the buffer springs 104 and the rubber gaskets 105 which are equidistantly distributed, and the buffer springs 104 and the rubber gaskets 105 are symmetrically and uniformly distributed about the central axis of the hydrogen storage bottle 1, so that the strength and the compression resistance of the shell of the hydrogen storage bottle 1 are improved;
the connecting hose 3 is arranged at the position of an air outlet of the hydrogen storage bottle 1, a sealing ring 4 is fixed on the outer side of the connecting position of the connecting hose 3 and the hydrogen storage bottle 1, the connecting hose 3 comprises a PU tube body 301, an anti-corrosion coating 302, a metal wire braid layer 303, a thermal insulation protective layer 304 and a wear-resistant raised line 305, the anti-corrosion coating 302 is coated on the inner wall of the PU tube body 301, the metal wire braid layer 303 is arranged on the outer side of the PU tube body 301, the metal wire braid layer 303 and the PU tube body 301 are adhered, the thermal insulation protective layer 304 is sleeved on the outer side of the metal wire braid layer 303, the wear-resistant raised line 305 is fixed on the outer wall of the thermal insulation protective layer;
the metal wire braid 303 is of a net structure, the cross section of the metal wire braid 303 is of an annular hollow structure, the symmetric center of the metal wire braid 303 coincides with the symmetric center of the PU tube body 301, the metal wire braid 303 is of a net structure, so that the material cost is saved, the net structure enables the metal wire braid 303 to be relatively soft and has ductility, the cross section of the metal wire braid 303 is of an annular hollow structure, so that the metal wire braid 303 can be arranged on the outer side of the PU tube body 301, the wear-resistant raised lines 305 are of an arc-shaped raised structure, the wear-resistant raised lines 305 are uniformly distributed on the outer side of the thermal insulation protective layer 304 in an annular radial manner, the wear-resistant raised lines 305 can be firstly contacted with external foreign matters, so that the protective effect is achieved, the wear-resistant raised lines 305 are uniformly distributed on the outer side of the thermal insulation protective layer 304 in an, thereby effectively improving the wear resistance and the service life of the thermal insulation protective layer 304;
a hydrogen pressure reducing valve 5 is arranged in the middle of the front of a hydrogen storage bottle 1, pressure reducing meters 6 are integrally connected to two sides above the hydrogen pressure reducing valve 5, a high-pressure hydrogenation valve 7 is arranged on the lower side of the front of the hydrogen storage bottle 1, a vehicle body 14 is arranged below the hydrogen storage bottle 1, a fuel cell 15 is arranged on the upper side inside the vehicle body 14, a mounting assembly 8 is fixed above the vehicle body 14, the mounting assembly 8 is located on the outer side of the hydrogen storage bottle 1, the mounting assembly 8 comprises a limiting plate 801, a rubber protective layer 802, a positioning plate 803 and a positioning pin 804, the limiting plate 801 is arranged above the vehicle body 14, the rubber protective layer 802 is glued to the inner wall of the limiting plate 801, the positioning plates 803 are fixed to the left side and the;
the limiting plates 801 are arc-shaped structures, the limiting plates 801 are symmetrical with respect to the center line of the hydrogen storage bottle 1, the limiting plates 801 form a detachable structure with the vehicle body 14 through the positioning plates 803 and the positioning pins 804, the limiting plates 801 are arc-shaped structures and are matched with the shape of the hydrogen storage bottle 1, the limiting plates 801 are symmetrical with respect to the center line of the hydrogen storage bottle 1, so that the hydrogen storage bottles 1 on the inner sides can be uniformly limited and fixed by the two groups of limiting plates 801, the limiting plates 801 form a detachable structure with the vehicle body 14 through the positioning plates 803 and the positioning pins 804, and the limiting plates 801 can be conveniently detached and replaced through the positioning plates 803 and the positioning pins 804, so that;
a baffle 9 is arranged at the outer side of the rear part of the hydrogen storage bottle 1, the baffle 9 is connected with a vehicle body 14 through a bolt, a stop lever 10 is arranged at the top end of the front part of the hydrogen storage bottle 1, the stop lever 10 is connected with the vehicle body 14 through a bolt, the sun visor 11 is arranged above the mounting component 8, and both sides of the lower portion of the sun visor 11 are connected with two sets of shielding plates 12, and the shielding plates 12 are arranged in two sets, and are symmetrical with respect to the center line of the hydrogen storage bottle 1, and the outside of guard plate 12 is personally submitted the protruding column structure of arc, and the central line symmetry about hydrogen storage bottle 1 between two sets of guard plates 12 is convenient for utilize two sets of guard plates 12 to carry out collision avoidance to hydrogen storage bottle 1's top both sides, and the outside of guard plate 12 is personally submitted the protruding column structure of arc and is favorable to alleviateing collision pressure, and one side that sun visor 11 is close to automobile body 14 is fixed with fixed plate 13, and is the screw connection between fixed plate 13 and the automobile body 14.
In conclusion, the low-cost hydrogen supply system applied to the logistics forklift is used, firstly, the hydrogen storage bottle 1 and the forklift body 14 need to be assembled, and the main body of the hydrogen storage bottle 1 is exposed on the forklift body 14, so that leaked hydrogen can quickly escape, then the hydrogen pressure reducing valve 5 and the electric pile inlet of the fuel cell 15 can be directly connected by the connecting hose 3, the connecting hose 3 is adopted to connect the fuel cell 15, the use of metal pipelines and metal hoses is convenient to reduce, and the cost of the hydrogen supply system is reduced, wherein in the composition arrangement of the connecting hose 3, the metal wire braided layer 303 is soft, has ductility and is convenient to enhance the structural strength of the PU pipe body 301, the wear-resistant raised lines 305 and the temperature insulation protective layer 304 are convenient to protect the PU pipe body 301, and the service life of the PU pipe body 301 is prolonged;
because the power requirement of the body 14 of the logistics forklift is not high, the endurance mileage requirement is low, and therefore the requirement can be met by adopting a single-bottle hydrogen supply system, the single-bottle hydrogen supply system is adopted, the arrangement of the hydrogen storage bottles 1 and the fuel cells 15 is convenient, the space utilization of the logistics forklift can be improved, wherein the closer the hydrogen storage bottles 1 are to the engine system, the shorter the pipelines are, the higher the leakage points and the higher the safety are, before the hydrogen storage bottles 1 are assembled, the limiting plates 801 can be fixed on the body 14 through the positioning plates 803 and the positioning pins 804, and the two sides below the limiting plates 801 are also provided with drain holes for draining water, so that rainwater is prevented from accumulating between the limiting plates 801;
then arranging the hydrogen storage bottle 1 between the two groups of limiting plates 801, so that the outer side surface of the hydrogen storage bottle 1 is attached to the inner side surface of the rubber protective layer 802, so that the two groups of arc-shaped limiting plates 801 uniformly limit and fix the hydrogen storage bottle 1 at the inner side, then arranging a baffle plate 9 at the rear outer side of the hydrogen storage bottle 1 in sequence, arranging a stop lever 10 at the front top end of the hydrogen storage bottle 1, so that the baffle plate 9 and the stop lever 10 limit and protect the front side and the rear side of the hydrogen storage bottle 1, preventing the hydrogen storage bottle 1 from being separated from the vehicle body 14, and finally fixing the sun visor 11 and the protective plate 12 with the vehicle body 14 through the;
in the using process, pressure reduction and hydrogenation can be realized by using the hydrogen pressure reducing valve 5 and the high-pressure hydrogenation valve 7, wherein the hydrogen pressure reducing valve 5 and the high-pressure hydrogenation valve 7 are integrally installed at the bottleneck of the hydrogen storage bottle 1, the occupied space of the hydrogen pressure reducing valve 5 and the high-pressure hydrogenation valve 7 is convenient to reduce, the space utilization rate is improved, the model of the hydrogen pressure reducing valve 5 is YQQ-10, the model of the high-pressure hydrogenation valve 7 is GWZ560GY-1500LB, in addition, the compression resistance of the compression resistant layer 103 can be enhanced by the buffer spring 104 and the rubber gasket 105 between the inner bottle body 101 and the outer bottle body 102 during the use, the strength and the compression resistance of the shell of the hydrogen storage bottle 1 are finally improved, meanwhile, the limiting plate 801 and the protecting plate 12 respectively protect the outer side surfaces of the upper part and the lower part of the hydrogen storage bottle 1, the safety.
Above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the design of the present invention, equivalent replacement or change should be covered within the protection scope of the present invention.
Claims (9)
1. The utility model provides a low-cost hydrogen supply system who is applied to commodity circulation fork truck, includes hydrogen storage bottle (1), coupling hose (3) and installation component (8), its characterized in that: guard rail (2) is installed in the place ahead outside of hydrogen storage bottle (1), and is the welding between guard rail (2) and hydrogen storage bottle (1), coupling hose (3) set up in the gas outlet position of hydrogen storage bottle (1), and coupling hose (3) and hydrogen storage bottle (1) the junction outside be fixed with sealing washer (4), install hydrogen relief valve (5) in the middle of the place ahead of hydrogen storage bottle (1), and the top both sides integration of hydrogen relief valve (5) is connected with decompression table (6), high-pressure hydrogenation valve (7) are installed to the place ahead downside of hydrogen storage bottle (1), the below of hydrogen storage bottle (1) is provided with automobile body (14), and the inside upside of automobile body (14) installs fuel cell (15), installation component (8) are fixed in the top of automobile body (14), and installation component (8) are located the outside of hydrogen storage bottle (1), the rear outside of hydrogen storage bottle (1) is provided with baffle (9), and is bolted connection between baffle (9) and automobile body (14), the place ahead top of hydrogen storage bottle (1) is provided with pin (10), and is bolted connection between pin (10) and automobile body (14), sun-proof board (11) is installed to the top of installation component (8), and the below both sides of sun-proof board (11) are connected with guard plate (12), one side that sun-proof board (11) are close to automobile body (14) is fixed with fixed plate (13), and is the screw connection between fixed plate (13) and automobile body (14).
2. The hydrogen supply system applied to the logistics forklift at low cost according to claim 1, wherein: the hydrogen storage bottle (1) comprises an inner bottle body (101), an outer bottle body (102), a pressure-resistant layer (103), a buffer spring (104) and a rubber gasket (105), wherein the outer bottle body (102) is installed on the outer side of the inner bottle body (101), the pressure-resistant layer (103) is arranged between the inner bottle body (101) and the outer bottle body (102), the buffer spring (104) is fixed inside the pressure-resistant layer (103), and the rubber gasket (105) is connected to two ends of the buffer spring (104) in an adhesive mode.
3. The hydrogen supply system applied to the logistics forklift at low cost according to claim 2, wherein: the buffer spring (104) and the rubber gasket (105) are equidistantly distributed between the inner bottle body (101) and the outer bottle body (102), and the buffer spring (104) and the rubber gasket (105) are symmetrically and uniformly distributed around the central axis of the hydrogen storage bottle (1).
4. The hydrogen supply system applied to the logistics forklift at low cost according to claim 1, wherein: connecting hose (3) including PU body (301), anticorrosion coating (302), wire braid (303), separate temperature protective layer (304) and wear-resisting sand grip (305), the inner wall coating of PU body (301) has anticorrosion coating (302), and the outside of PU body (301) is provided with wire braid (303), for pasting between wire braid (303) and PU body (301), and the outside cover of wire braid (303) is equipped with and separates temperature protective layer (304), the outer wall that separates temperature protective layer (304) is fixed with wear-resisting sand grip (305), and wear-resisting sand grip (305) with separate for splicing between the temperature protective layer (304).
5. The hydrogen supply system applied to the logistics forklift at low cost according to claim 4, wherein: the metal wire braided layer (303) is of a net structure, the cross section of the metal wire braided layer (303) is of an annular hollow structure, and the symmetric center of the metal wire braided layer (303) coincides with the symmetric center of the PU pipe body (301).
6. The hydrogen supply system applied to the logistics forklift at low cost according to claim 4, wherein: the wear-resistant convex strips (305) are of arc-shaped convex structures, and the wear-resistant convex strips (305) are uniformly distributed on the outer side of the heat insulation protective layer (304) in an annular radial mode.
7. The hydrogen supply system applied to the logistics forklift at low cost according to claim 1, wherein: installation component (8) are including limiting plate (801), rubber inoxidizing coating (802), locating plate (803) and locating pin (804), limiting plate (801) are installed in the top of automobile body (14), and the inner wall of limiting plate (801) is glued joint has rubber inoxidizing coating (802), the left and right sides of limiting plate (801) all is fixed with locating plate (803), and the mid-mounting of locating plate (803) has locating pin (804).
8. The hydrogen supply system applied to the logistics forklift at low cost according to claim 7, wherein: the limiting plates (801) are arc-shaped structures, the limiting plates (801) are symmetrical with respect to the center line of the hydrogen storage bottle (1), and the limiting plates (801) form a detachable structure with the vehicle body (14) through the positioning plates (803) and the positioning pins (804).
9. The hydrogen supply system applied to the logistics forklift at low cost according to claim 1, wherein: the two groups of the protection plates (12) are arranged, the protection plates (12) are symmetrical relative to the center line of the hydrogen storage bottle (1), and the outer side surfaces of the protection plates (12) are of arc-shaped protruding structures.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201920757713.0U CN210133851U (en) | 2019-05-24 | 2019-05-24 | Low-cost hydrogen supply system applied to logistics forklift |
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| CN201920757713.0U CN210133851U (en) | 2019-05-24 | 2019-05-24 | Low-cost hydrogen supply system applied to logistics forklift |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110054122A (en) * | 2019-05-24 | 2019-07-26 | 武汉格罗夫氢能汽车有限公司 | A kind of low cost is applied to the hydrogen-feeding system of logistics fork truck |
| CN114551939A (en) * | 2022-01-21 | 2022-05-27 | 江苏科技大学 | Hydrogen fuel protection device of hydrogen fuel cell for ship |
-
2019
- 2019-05-24 CN CN201920757713.0U patent/CN210133851U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110054122A (en) * | 2019-05-24 | 2019-07-26 | 武汉格罗夫氢能汽车有限公司 | A kind of low cost is applied to the hydrogen-feeding system of logistics fork truck |
| CN114551939A (en) * | 2022-01-21 | 2022-05-27 | 江苏科技大学 | Hydrogen fuel protection device of hydrogen fuel cell for ship |
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