Fixing device for safety detection of solid hydrogen storage tank

Abstract

The utility model relates to the technical field of solid hydrogen storage tanks, and discloses a fixing device for safety detection of a solid hydrogen storage tank, which solves the problem that hydrogen storage tanks with different specifications are inconvenient to fix at present, and comprises a base, an adjusting mechanism is mounted at the top of the base, a locking mechanism is mounted on the adjusting mechanism, and a locking mechanism is mounted on the locking mechanism. The adjusting mechanism comprises a fixed seat fixed to the top of the base, and two guide rods are symmetrically and fixedly connected between the fixed seat and the top of the base. Through the cooperation of a rotating shaft and a limiting rod and the cooperation of an outer ring and a connecting rod, when a handle is rotated, the rotating shaft can be driven to rotate through a side plate, through the cooperation of a gear and a toothed plate, transverse movement of a transverse plate is facilitated, and through the cooperation of a movable seat and a guide block and the cooperation of a guide rod and a supporting wheel, the movable seat can move; therefore, the distance between the fixed seat and the movable seat can be conveniently changed to adapt to hydrogen storage tanks with different specifications.

Description

Technical Field

[0001] The utility model belongs to the technical field of solid-state hydrogen storage tanks, in particular to a fixing device for safety detection of solid-state hydrogen storage tanks. Background Art

[0002] As a highly efficient and clean energy, hydrogen energy is gradually being applied to various fields of production and life. In recent years, hydrogen-powered vehicles have achieved great development. Hydrogen storage tanks are the core devices for fuel cell vehicles to store hydrogen and supply hydrogen to fuel cells. Currently, hydrogen storage tanks store high-pressure hydrogen and ultra-high-pressure hydrogen. They need to be fixed when conducting safety inspections on hydrogen storage tanks.

[0003] Currently, most hydrogen storage tanks are supported and fixed by a base, but the size of the base is fixed, which makes it inconvenient to fix hydrogen storage tanks of different specifications. Utility Model Content

[0004] In view of the above situation, in order to overcome the defects of the prior art, the utility model provides a fixing device for safety detection of solid-state hydrogen storage tanks, which effectively solves the problem that it is inconvenient to fix hydrogen storage tanks of different specifications.

[0005] To achieve the above object, the utility model provides the following technical solutions: a fixing device for safety detection of a solid-state hydrogen storage tank, comprising a base, an adjusting mechanism is installed on the top of the base, and a locking mechanism is installed on the adjusting mechanism;

[0006] The adjustment mechanism includes a fixed seat fixed to the top of the base, two guide rods are symmetrically fixedly connected between the fixed seat and the top of the base, guide blocks are movably sleeved on the outer sides of the two guide rods, a movable seat is fixedly installed between the tops of the two guide blocks, the movable seat is arranged parallel to the fixed seat, a support wheel is fixedly installed at the bottom of the movable seat, the support wheel is located at the top of the base, and splints are provided on the tops of the fixed seat and the movable seat.

[0007] Preferably, a mounting frame is fixedly installed on one side of the fixed seat close to the movable seat, a support block is fixedly installed between the bottom of the mounting frame and the top of the base, a cross plate is fixedly installed on one side of the movable seat close to the fixed seat, the cross plate is movably sleeved inside the mounting frame, a tooth plate is fixedly installed on the top of the cross plate, an inner side wall of the mounting frame is rotatably connected with a rotating shaft, the rotating shaft is located above the tooth plate, one end of the rotating shaft extends to the outside of the mounting frame, a gear is fixedly installed on the outside of the rotating shaft, and the gear is meshingly connected with the tooth plate.

[0008] Preferably, a circular hole is provided at one end of the rotating shaft, a movable column is movably sleeved inside the circular hole, a side plate is fixedly installed on the end of the movable column extending to the outside of the circular hole, a spring is fixedly connected between the side plate and the rotating shaft, a spring sleeve is arranged on the outside of the movable column, a handle is fixedly installed on the side of the side plate away from the rotating shaft, two connecting rods are symmetrically fixedly connected to the side of the side plate close to the rotating shaft, an outer ring is fixedly connected between the ends of the two connecting rods away from the side plate, the outer ring is movably sleeved on the outside of the rotating shaft, a limiting groove is provided on the outside of the rotating shaft, a limiting rod is fixedly installed inside the limiting groove, the outer side of the limiting rod is movably sleeved with a limiting block, and the limiting block is fixed on the inner side of the outer ring.

[0009] Preferably, the locking mechanism includes a mounting ring located outside the mounting frame, the mounting ring is sleeved on the outside of the rotating shaft and does not contact the rotating shaft, two guide blocks are symmetrically fixedly connected to the outside of the mounting ring, two side rods are symmetrically fixedly connected to the side of the mounting frame close to the mounting ring, side blocks are fixedly installed on the ends of the two side rods away from the mounting frame, two limit plates are movably sleeved on the two side rods, two springs are fixedly connected between the two limit plates and the mounting frame, and the two springs are respectively sleeved on the outside of the two side rods.

[0010] Preferably, the mounting ring is located between the outer ring and the mounting frame, an annular groove is provided on the side of the outer ring close to the mounting ring, balls are installed at equal angles on the inner side of the annular groove, and the side of the mounting ring away from the mounting frame is in contact with each ball.

[0011] Preferably, a U-shaped rod is fixedly installed on the outer side of the mounting ring, a sleeve plate is fixedly installed on the bottom of the mounting frame, the U-shaped rod is movably sleeved inside the sleeve plate, an insertion rod is fixedly installed on the U-shaped rod, and holes are provided on the cross plate at equal distances. The inner diameter of the hole is equal to the outer diameter of the insertion rod, and the end of the insertion rod away from the U-shaped rod is inserted into the corresponding hole.

[0012] Compared with the prior art, the beneficial effects of the utility model are:

[0013] (1) The utility model, through the cooperation between the rotating shaft and the limit rod and the outer ring and the connecting rod, can drive the rotation of the rotating shaft through the side plate when the handle is rotated, and through the cooperation between the gear and the toothed plate, it is convenient for the horizontal plate to move horizontally, and through the cooperation between the movable seat and the guide block and the guide rod and the supporting wheel, it is possible to move the movable seat, thereby facilitating the change of the distance between the fixed seat and the movable seat to adapt to hydrogen storage tanks of different specifications;

[0014] (2) The new type can move the mounting ring through the cooperation between the limit plate, the side rod and the spring 2, and can insert one end of the insertion rod into the corresponding insertion hole through the cooperation between the U-shaped rod and the sleeve plate, and then fix the mounting frame and the cross plate, so as to fix the position of the movable seat and prevent the movable seat from sliding. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] The accompanying drawings are used to provide a further understanding of the present invention and constitute a part of the specification. They are used together with the embodiments of the present invention to explain the present invention and do not constitute a limitation to the present invention.

[0016] In the attached picture:

[0017] Figure 1 This is a schematic diagram of the structure of a fixing device for safety testing of a solid-state hydrogen storage tank of the utility model;

[0018] Figure 2 This is a schematic diagram of the structure of the adjustment mechanism of the utility model;

[0019] Figure 3 This is a schematic diagram of the rotating shaft structure of the utility model;

[0020] Figure 4 This is a schematic diagram of the locking mechanism structure of the utility model;

[0021] Figure 5 This is a schematic diagram of the U-shaped rod structure of the utility model;

[0022] Figure 6 This is a schematic diagram of the exploded structure of the outer ring and the mounting ring of the utility model.

[0023] In the figure: 1, base; 2, adjustment mechanism; 201, fixed seat; 202, clamping plate; 203, mounting frame; 204, rotating shaft; 205, tooth plate; 206, movable seat; 207, guide block; 208, support wheel; 209, cross plate; 2010, support block; 2011, guide rod; 2012, gear; 2013, limit groove; 2014, limit block; 2015, connecting rod; 201 6. Spring 1; 2017. Handle; 2018. Side panel; 2019. Movable column; 2020. Outer ring; 2021. Limit rod; 3. Locking mechanism; 301. Mounting ring; 302. U-shaped rod; 303. Bushing; 304. Spring 2; 305. Side block; 306. Side rod; 307. Limit plate; 308. Socket; 309. Plug rod; 3010. Annular groove; 3011. Ball. DETAILED DESCRIPTION

[0024] The technical solutions in the embodiments of the utility model will be clearly and completely described below in conjunction with the drawings in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, rather than all of the embodiments; based on the embodiments of the utility model, all other embodiments obtained by ordinary technicians in this field without making creative work are within the scope of protection of the utility model.

[0025] Embodiment 1, by Figure 1The utility model comprises a base 1 , an adjusting mechanism 2 is installed on the top of the base 1 , and a locking mechanism 3 is installed on the adjusting mechanism 2 .

[0026] Specifically, by Figure 2-3 The adjustment mechanism 2 includes a fixed seat 201 fixed to the top of the base 1, two guide rods 2011 are symmetrically fixedly connected between the fixed seat 201 and the top of the base 1, and the outer sides of the two guide rods 2011 are movably sleeved with guide blocks 207, and a movable seat 206 is fixedly installed between the tops of the two guide blocks 207. The movable seat 206 is arranged parallel to the fixed seat 201, and a support wheel 208 is fixedly installed at the bottom of the movable seat 206. The support wheel 208 is located at the top of the base 1, and the tops of the fixed seat 201 and the movable seat 206 are A clamping plate 202 is provided, a mounting frame 203 is fixedly installed on one side of the fixed seat 201 close to the movable seat 206, a support block 2010 is fixedly installed between the bottom of the mounting frame 203 and the top of the base 1, a horizontal plate 209 is fixedly installed on one side of the movable seat 206 close to the fixed seat 201, the horizontal plate 209 is movably sleeved inside the mounting frame 203, a tooth plate 205 is fixedly installed on the top of the horizontal plate 209, and the inner side wall of the mounting frame 203 is rotatably connected with a rotating shaft 204, the rotating shaft 204 is located above the tooth plate 205, and one side of the rotating shaft 204 is fixedly installed. The end of the rotating shaft 204 extends to the outside of the mounting frame 203, and a gear 2012 is fixedly installed on the outside of the rotating shaft 204. The gear 2012 is meshed with the tooth plate 205. A circular hole is provided at one end of the rotating shaft 204, and a movable column 2019 is movably sleeved inside the circular hole. A side plate 2018 is fixedly installed on one end of the movable column 2019 extending to the outside of the circular hole. A spring 2016 is fixedly connected between the side plate 2018 and the rotating shaft 204. The spring 2016 is sleeved on the outside of the movable column 2019. The side plate 2018 is fixedly installed on the side away from the rotating shaft 204. There is a handle 2017, and two connecting rods 2015 are symmetrically fixedly connected to one side of the side plate 2018 close to the rotating shaft 204. An outer ring 2020 is fixedly connected between the ends of the two connecting rods 2015 away from the side plate 2018. The outer ring 2020 is movably sleeved on the outer side of the rotating shaft 204. A limiting groove 2013 is provided on the outer side of the rotating shaft 204. A limiting rod 2021 is fixedly installed inside the limiting groove 2013. The outer side of the limiting rod 221 is movably sleeved with a limiting block 2014, and the limiting block 2014 is fixed to the inner side of the outer ring 2020.

[0027] When in use, first rotate the handle 2017 to drive the rotation of the side plate 2018, and drive the rotation of the outer ring 2020 through the two connecting rods 2015. At this time, the rotation of the rotating shaft 204 is driven by the limiting action of the limiting block 2014 and the limiting rod 2021. Since the gear 2012 is meshed and connected with the toothed plate 205, the cross plate 209 is driven to slide horizontally, and the movable seat 206 is driven to move horizontally at the same time. The two guide blocks 207 slide along the two guide rods 2011 respectively, and the support wheel 208 rolls on the top of the base 1 to prevent the movable seat 206 from shaking during the movement, thereby adjusting the distance between the movable seat 206 and the fixed seat 201, which is suitable for hydrogen storage tanks of different specifications. Then, the hydrogen storage tank is placed on the two movable seats 206, and the two splints 202 are put on the hydrogen storage tank, and then the two splints 202 are fixed to the fixed seat 201 and the movable seat 206 respectively by a number of bolts, and finally the hydrogen storage tank is fixed.

[0028] Specifically, by Figure 4-6 The locking mechanism 3 includes a mounting ring 301 located on the outside of the mounting frame 203. The mounting ring 301 is sleeved on the outside of the rotating shaft 204 and does not contact the rotating shaft 204. Two guide blocks 207 are symmetrically fixedly connected to the outside of the mounting ring 301. Two side rods 306 are symmetrically fixedly connected to one side of the mounting frame 203 close to the mounting ring 301. Side blocks 305 are fixedly installed on the ends of the two side rods 306 away from the mounting frame 203. Two limit plates 307 are movably sleeved on the two side rods 306 respectively. Springs 2 304 are fixedly connected between the two limit plates 307 and the mounting frame 203. The two springs 2 304 are sleeved on the outside of the two side rods 306 respectively. The mounting ring 301 is located at the outer ring 2020. Between the outer ring 2020 and the mounting frame 203, an annular groove 3010 is provided on the side of the outer ring 2020 close to the mounting ring 301, and balls 3011 are installed at equal angles on the inner side of the annular groove 3010, and the side of the mounting ring 301 away from the mounting frame 203 is in contact with each ball 3011, a U-shaped rod 302 is fixedly installed on the outer side of the mounting ring 301, a sleeve plate 303 is fixedly installed on the bottom of the mounting frame 203, the U-shaped rod 302 is movably sleeved inside the sleeve plate 303, an insertion rod 309 is fixedly installed on the U-shaped rod 302, and holes 308 are equidistantly provided on the cross plate 209, the inner diameter value of the insertion hole 308 is equal to the outer diameter value of the insertion rod 309, and the end of the insertion rod 309 away from the U-shaped rod 302 is inserted into the corresponding insertion hole 308;

[0029] In the use state, first push the handle 2017 to drive the side plate 2018 to move and approach the rotating shaft 204. At this time, the spring 1 2016 is compressed, and then the outer ring 2020 is driven to move through the two connecting rods 2015, and the installation ring 301 is driven to move through each ball 3011. At this time, the two limit plates 307 slide along the two side rods 306 respectively, so that the two springs 2 304 are compressed, and the U-shaped rod 302 moves at the same time until one end of the insertion rod 309 is separated from the corresponding insertion hole 308, and the fixation of the horizontal plate 209 and the installation frame 203 is released, so that it is convenient to rotate the handle 2017 to drive the horizontal plate 2 09, when the horizontal plate 209 stops moving, the control of the handle 2017 is released, and the spring 1 2016 is reset to drive the side plate 2018 to move and away from the rotating shaft 204, and then the outer ring 2020 is driven to move and away from the mounting ring 301 through the two connecting rods 2015. At this time, the two spring 2s 304 are reset to respectively drive the two limit plates 307 to move, thereby driving the mounting ring 301 to move, and driving the U-shaped rod 302 to move, until one end of the insertion rod 309 is inserted into the corresponding socket 308, fixing the horizontal plate 209 and the mounting frame 203, and finally completing the fixation of the position of the movable seat 206.

Claims

1. A fixing device for safety detection of a solid-state hydrogen storage tank, comprising a base (1), characterized in that: An adjusting mechanism (2) is installed on the top of the base (1), and a locking mechanism (3) is installed on the adjusting mechanism (2); The adjustment mechanism (2) comprises a fixed seat (201) fixed to the top of the base (1); two guide rods (2011) are symmetrically fixedly connected between the fixed seat (201) and the top of the base (1); guide blocks (207) are movably sleeved on the outer sides of the two guide rods (2011); a movable seat (206) is fixedly installed between the tops of the two guide blocks (207); the movable seat (206) is arranged parallel to the fixed seat (201); a support wheel (208) is fixedly installed at the bottom of the movable seat (206); the support wheel (208) is located at the top of the base (1); and a clamping plate (202) is provided at the top of each of the fixed seat (201) and the movable seat (206).

2. A fixing device for safety detection of a solid-state hydrogen storage tank according to claim 1, characterized in that: A mounting frame (203) is fixedly mounted on one side of the fixed seat (201) close to the movable seat (206); a support block (2010) is fixedly mounted between the bottom of the mounting frame (203) and the top of the base (1); a transverse plate (209) is fixedly mounted on one side of the movable seat (206) close to the fixed seat (201); the transverse plate (209) is movably sleeved inside the mounting frame (203); a tooth plate (205) is fixedly mounted on the top of the transverse plate (209); a rotating shaft (204) is rotatably connected to the inner side wall of the mounting frame (203); the rotating shaft (204) is located above the tooth plate (205); one end of the rotating shaft (204) extends to the outside of the mounting frame (203); a gear (2012) is fixedly mounted on the outside of the rotating shaft (204); the gear (2012) is meshedly connected to the tooth plate (205).

3. A fixing device for safety detection of a solid-state hydrogen storage tank according to claim 2, characterized in that: A circular hole is provided at one end of the rotating shaft (204), a movable column (2019) is movably sleeved inside the circular hole, a side plate (218) is fixedly installed at one end of the movable column (2019) extending to the outside of the circular hole, a spring (216) is fixedly connected between the side plate (218) and the rotating shaft (204), the spring (216) is sleeved on the outside of the movable column (2019), a handle (217) is fixedly installed on the side of the side plate (2018) away from the rotating shaft (204), and a handle (217) is fixedly installed on the side of the side plate (2018) close to the rotating shaft (204). Two connecting rods (2015) are symmetrically fixedly connected, an outer ring (220) is fixedly connected between the ends of the two connecting rods (2015) away from the side plate (2018), the outer ring (2020) is movably sleeved on the outer side of the rotating shaft (204), a limiting groove (2013) is provided on the outer side of the rotating shaft (204), a limiting rod (221) is fixedly installed inside the limiting groove (2013), the outer side of the limiting rod (2021) is movably sleeved with a limiting block (214), and the limiting block (2014) is fixed on the inner side of the outer ring (2020).

4. A fixing device for safety detection of a solid-state hydrogen storage tank according to claim 1, characterized in that: The locking mechanism (3) comprises a mounting ring (301) located outside the mounting frame (203); the mounting ring (301) is sleeved on the outside of the rotating shaft (204) and does not contact the rotating shaft (204); two guide blocks (207) are symmetrically fixedly connected to the outside of the mounting ring (301); two side bars (306) are symmetrically fixedly connected to one side of the mounting frame (203) close to the mounting ring (301); side blocks (305) are fixedly installed on the ends of the two side bars (306) away from the mounting frame (203); two limit plates (307) are movably sleeved on the two side bars (306) respectively; springs (304) are fixedly connected between the two limit plates (307) and the mounting frame (203); and the two springs (304) are sleeved on the outside of the two side bars (306) respectively.

5. A fixing device for safety detection of a solid-state hydrogen storage tank according to claim 4, characterized in that: The mounting ring (301) is located between the outer ring (2020) and the mounting frame (203); a ring groove (3010) is provided on a side of the outer ring (2020) close to the mounting ring (301); balls (3011) are installed at equal angles on the inner side of the ring groove (3010); and a side of the mounting ring (301) away from the mounting frame (203) is in contact with each ball (3011).

6. A fixing device for safety detection of a solid-state hydrogen storage tank according to claim 4, characterized in that: A U-shaped rod (302) is fixedly mounted on the outer side of the mounting ring (301), a sleeve plate (303) is fixedly mounted on the bottom of the mounting frame (203), the U-shaped rod (302) is movably sleeved inside the sleeve plate (303), an insertion rod (309) is fixedly mounted on the U-shaped rod (302), insertion holes (308) are arranged at equal distances on the cross plate (209), the inner diameter of the insertion hole (308) is equal to the outer diameter of the insertion rod (309), and the end of the insertion rod (309) away from the U-shaped rod (302) is inserted into the corresponding insertion hole (308).

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