Steel cylinder shielding device for hydrogen fuel passenger car

Abstract

The utility model discloses a shielding device for a steel cylinder of a hydrogen fuel passenger car, which relates to the technical field of hydrogen fuel cell car accessories and comprises a support plate and a steel cylinder, a steel cylinder fixing component is mounted at the top end of the support plate, end plates are welded at two ends of the steel cylinder, and first connecting frames are mounted at the tops of the two end plates. Second connecting frames are connected to the bottoms of the two end plates, a blocking frame is connected between the first connecting frame and the second connecting frames in a welded mode and comprises a modeling flat aluminum plate, an upper cross beam is welded to the top of the side, facing the steel cylinder, of the modeling flat aluminum plate, and a lower cross beam is welded to the bottom of the side, facing the steel cylinder, of the modeling flat aluminum plate; connecting aluminum pipes are welded between the upper cross beam and the lower cross beam at equal intervals. According to the steel cylinder blocking frame, through the arrangement of the first connecting frame and the second connecting frame, the steel cylinder is blocked by the blocking frame, the blocking frame is in rigid connection with the steel cylinder, the structural strength is remarkably improved, and therefore the service life of the blocking frame is guaranteed.

Description

Technical Field

[0001] The utility model relates to the technical field of hydrogen fuel cell vehicle accessories, in particular to a hydrogen fuel cell bus cylinder shielding device. Background Art

[0002] In recent years, with the continuous development of hydrogen energy industry at home and abroad, hydrogen fuel cell vehicles, as a vital link in the downstream integrated application of hydrogen energy industry chain, have received extensive attention from all aspects. Almost all domestic hydrogen energy industries are related to hydrogen fuel cell vehicles and provide support for fuel cell vehicles. In hydrogen fuel vehicles, the cylinders that store hydrogen play an indispensable role.

[0003] However, there is a problem that the existing steel cylinder and its shielding device are not tightly connected together. The shielding device exists independently and does not form a rigid body with the steel cylinder. The disadvantage of this situation is that the steel cylinder is not rigidly connected to the shielding device, which may lead to the disadvantage of insufficient strength of the shielding device. Therefore, a shielding device for a hydrogen fuel bus steel cylinder is provided. Utility Model Content

[0004] In view of the deficiencies in the prior art, the utility model provides a hydrogen fuel bus cylinder shielding device. By setting a first connecting frame and a second connecting frame, the shielding frame not only shields the cylinder but also realizes a rigid connection between the shielding frame and the cylinder, thereby significantly improving the structural strength and ensuring the service life of the shielding frame, thus overcoming the deficiencies in the prior art.

[0005] In order to achieve the above purpose, the utility model adopts the following technical solutions:

[0006] A hydrogen fuel bus cylinder shielding device comprises a support plate and a cylinder, wherein a cylinder fixing assembly is installed on the top of the support plate, end plates are welded at both ends of the cylinder, a first connecting frame is installed on the top of the two end plates, a second connecting frame is connected to the bottom of the two end plates, and a blocking frame is connected between the first connecting frame and the second connecting frame by welding;

[0007] The retaining frame comprises a shaped flat aluminum plate, an upper crossbeam is welded on the top of the shaped flat aluminum plate facing the steel cylinder, a lower crossbeam is welded on the bottom of the shaped flat aluminum plate facing the steel cylinder, and connecting aluminum tubes are welded between the upper crossbeam and the lower crossbeam at equal distances.

[0008] Through the above scheme, by providing the first connecting frame and the second connecting frame, the retaining frame not only shields the steel cylinder but also realizes a rigid connection between the retaining frame and the steel cylinder, and the structural strength is significantly improved, thereby ensuring the service life of the retaining frame.

[0009] Preferably, the first connecting frame includes a first steel cylinder connecting plate fixed to the top edge of the end plate by bolts, a supporting triangular rib is installed on one side of the vertical section of the first steel cylinder connecting plate, the upper end of the supporting triangular rib is connected to the first transition plate, and the upper end surface of the first transition plate is welded with a first connecting beam at an equal distance.

[0010] Preferably, the second connecting frame includes a second steel cylinder connecting plate connected to the bottom edge of the end plate, the upper end surface of the horizontal section of the second steel cylinder connecting plate is connected to a second transition plate, and the upper end surface of the second transition plate is welded with a second connecting beam at equal distances.

[0011] Preferably, one end of the first connecting beam is welded to the upper cross beam, and one end of the second connecting beam is welded to the lower cross beam.

[0012] Preferably, the steel cylinder fixing assembly includes four limit plates symmetrically welded on both sides of the upper end surface of the support plate, and two U-shaped holding rods are clamped on the outer wall of the steel cylinder. Extension blocks are provided at both ends of the two U-shaped holding rods, and the extension blocks of the two U-shaped holding rods are respectively connected to the top ends of two opposite limit plates by bolts.

[0013] Preferably, arc-shaped support rods are welded on both sides of the support plate, a seat plate is welded between both ends of the two arc-shaped support rods, and fixing holes are opened on the two seat plates.

[0014] Preferably, support beams are welded on both sides of the lower end surface of the support plate and between the two arc-shaped support rods.

[0015] The beneficial effects of the utility model are:

[0016] By providing the first connecting frame and the second connecting frame, the retaining frame not only shields the steel cylinder but also realizes a rigid connection between the retaining frame and the steel cylinder, and the structural strength is significantly improved, thereby ensuring the service life of the retaining frame. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] Figure 1 This is a first-view stereoscopic structural schematic diagram of a hydrogen fuel cell bus cylinder shielding device proposed by the utility model.

[0018] Figure 2 This is a second-view stereoscopic structural schematic diagram of a hydrogen fuel cell bus cylinder shielding device proposed by the utility model.

[0019] Figure 3 A hydrogen fuel cell bus cylinder shielding device is proposed in the utility model Figure 1 Enlarged structural diagram at A in the middle.

[0020] Figure 4 A hydrogen fuel cell bus cylinder shielding device is proposed in the utility model Figure 1 Enlarged structural diagram at B in the middle.

[0021] In the figure: 1. support plate; 2. limit plate; 3. arc-shaped support rod; 4. seat plate; 5. lower cross beam; 6. connecting aluminum tube; 7. U-shaped holding rod; 8. steel cylinder; 9. first transition plate; 10. first connecting beam; 11. upper cross beam; 12. shaped flat aluminum plate; 13. end plate; 14. supporting triangular ribs; 15. first steel cylinder connecting plate; 16. second connecting beam; 17. second transition plate; 18. second steel cylinder connecting plate; 19. support beam. DETAILED DESCRIPTION

[0022] The technical solutions in the embodiments of the present invention will be described clearly and completely below in conjunction with the drawings in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, rather than all of the embodiments.

[0023] Example 1, reference Figure 1-4 A hydrogen fuel bus cylinder shielding device comprises a support plate 1 and a cylinder 8, a cylinder fixing assembly is installed on the top of the support plate 1, end plates 13 are welded at both ends of the cylinder 8, a first connecting frame is installed on the top of the two end plates 13, a second connecting frame is connected to the bottom of the two end plates 13, and a blocking frame is connected between the first connecting frame and the second connecting frame by welding;

[0024] The retaining frame includes a shaped flat aluminum plate 12, an upper crossbeam 11 is welded to the top of the shaped flat aluminum plate 12 facing the steel cylinder 8, a lower crossbeam 5 is welded to the bottom of the shaped flat aluminum plate 12 facing the steel cylinder 8, and a connecting aluminum tube 6 is welded between the upper crossbeam 11 and the lower crossbeam 5 at an equal distance;

[0025] The first connecting frame includes a first steel cylinder connecting plate 15 fixed to the top side of the end plate 13 by bolts, a supporting triangular rib 14 is installed on one side of the vertical section of the first steel cylinder connecting plate 15, the upper end of the supporting triangular rib 14 is connected to the first transition plate 9, and the upper end surface of the first transition plate 9 is welded with a first connecting beam 10 at an equal distance;

[0026] The second connecting frame includes a second steel cylinder connecting plate 18 connected to the bottom side of the end plate 13, the upper end surface of the horizontal section of the second steel cylinder connecting plate 18 is connected to a second transition plate 17, and the upper end surface of the second transition plate 17 is welded with a second connecting beam 16 at an equal distance;

[0027] One end of the first connecting beam 10 is welded to the upper cross beam 11 , and one end of the second connecting beam 16 is welded to the lower cross beam 5 ;

[0028] The steel cylinder fixing assembly includes four limit plates 2 symmetrically welded on both sides of the upper end surface of the support plate 1. Two U-shaped holding rods 7 are clamped on the outer wall of the steel cylinder 8. Both ends of the two U-shaped holding rods 7 are provided with extension blocks. The extension blocks of the two U-shaped holding rods 7 are respectively connected to the top ends of two opposite limit plates 2 by bolts;

[0029] Arc-shaped support rods 3 are welded on both sides of the support plate 1, and seat plates 4 are welded between the two ends of the two arc-shaped support rods 3. Fixing holes are opened on the two seat plates 4, and the seat plates 4 can be fixed to the installation position on the bus by using bolts from the fixing holes of the seat plates 4;

[0030] Support beams 19 are welded on both sides of the lower end surface of the support plate 1 and between the two arc-shaped support rods 3 to improve the support strength of the support plate 1 .

[0031] Structural principle: The steel cylinder is connected to the limit plate 2 on the support plate 1 by using a U-shaped holding rod 7, so that the steel cylinder is fixed on the support plate 1, and the first transition plate 9 is connected to the supporting triangular rib 14 on the first steel cylinder connecting plate 15 by using bolts and nuts, and the second transition plate 17 is connected to the second steel cylinder connecting plate 18 by using bolts and nuts. Then, the first steel cylinder connecting plate 15 and the second steel cylinder connecting plate 18 are respectively connected to the top and bottom of the end plate 13 by using bolts and nuts, so as to connect the baffle frame to the steel cylinder. The baffle frame not only shields the steel cylinder 8, but also realizes a rigid connection between the baffle frame and the steel cylinder 8, and the structural strength is significantly improved, thereby ensuring the service life of the baffle frame.

[0032] The above are only preferred specific implementation methods of the utility model, but the protection scope of the utility model is not limited to this. Any technician familiar with the technical field within the technical scope disclosed by the utility model, who makes equivalent replacements or changes based on the technical scheme and utility model concept of the utility model, should be covered by the protection scope of the utility model.

Claims

1. A hydrogen fuel cell bus cylinder shielding device, comprising a support plate (1) and a cylinder (8), characterized in that: A steel cylinder fixing assembly is installed at the top of the support plate (1), end plates (13) are welded to both ends of the steel cylinder (8), a first connecting frame is installed on the top of the two end plates (13), and a second connecting frame is connected to the bottom of the two end plates (13), and a retaining frame is connected between the first connecting frame and the second connecting frame by welding; The retaining frame comprises a shaped flat aluminum plate (12), an upper crossbeam (11) is welded to the top of the shaped flat aluminum plate (12) facing the steel cylinder (8), a lower crossbeam (5) is welded to the bottom of the shaped flat aluminum plate (12) facing the steel cylinder (8), and a connecting aluminum tube (6) is welded at an equal distance between the upper crossbeam (11) and the lower crossbeam (5).

2. A hydrogen fuel cell bus cylinder shielding device according to claim 1, characterized in that: The first connecting frame comprises a first steel cylinder connecting plate (15) fixed to the top edge of the end plate (13) by bolts, a supporting triangular rib (14) is installed on one side of the vertical section of the first steel cylinder connecting plate (15), the upper end of the supporting triangular rib (14) is connected to a first transition plate (9), and the upper end surface of the first transition plate (9) is welded with a first connecting beam (10) at an equal distance.

3. A hydrogen fuel cell bus cylinder shielding device according to claim 2, characterized in that: The second connecting frame comprises a second steel cylinder connecting plate (18) connected to the bottom edge of the end plate (13); the upper end surface of the horizontal section of the second steel cylinder connecting plate (18) is connected to a second transition plate (17); and the upper end surface of the second transition plate (17) is welded with second connecting beams (16) at equal distances.

4. A hydrogen fuel cell bus cylinder shielding device according to claim 3, characterized in that: One end of the first connecting beam (10) is welded to the upper cross beam (11), and one end of the second connecting beam (16) is welded to the lower cross beam (5).

5. A hydrogen fuel cell bus cylinder shielding device according to claim 1, characterized in that: The steel cylinder fixing assembly comprises four limit plates (2) symmetrically welded to both sides of the upper end surface of the support plate (1); two U-shaped holding rods (7) are clamped on the outer wall of the steel cylinder (8); both ends of the two U-shaped holding rods (7) are provided with extension blocks; the extension blocks of the two U-shaped holding rods (7) are respectively connected to the top ends of two opposite limit plates (2) by bolts.

6. A hydrogen fuel cell bus cylinder shielding device according to claim 1, characterized in that: Arc-shaped support rods (3) are welded to both sides of the support plate (1), a seat plate (4) is welded between both ends of the two arc-shaped support rods (3), and fixing holes are provided on the two seat plates (4).

7. A hydrogen fuel cell bus cylinder shielding device according to claim 1, characterized in that: Support beams (19) are welded on both sides of the lower end surface of the support plate (1) and between the two arc-shaped support rods (3).

Images