CN220262561U - Vehicle-mounted hydrogen energy protection device of new energy vehicle - Google Patents
Vehicle-mounted hydrogen energy protection device of new energy vehicle Download PDFInfo
- Publication number
- CN220262561U CN220262561U CN202321980839.7U CN202321980839U CN220262561U CN 220262561 U CN220262561 U CN 220262561U CN 202321980839 U CN202321980839 U CN 202321980839U CN 220262561 U CN220262561 U CN 220262561U
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- hole
- storage tank
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- protection device
- plate
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- 239000001257 hydrogen Substances 0.000 title claims abstract description 23
- 229910052739 hydrogen Inorganic materials 0.000 title claims abstract description 23
- UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 title claims abstract description 21
- 239000007789 gas Substances 0.000 claims abstract description 22
- 238000009434 installation Methods 0.000 claims description 36
- 238000003825 pressing Methods 0.000 claims description 33
- 238000007789 sealing Methods 0.000 abstract description 19
- 238000012423 maintenance Methods 0.000 abstract description 7
- 230000035945 sensitivity Effects 0.000 abstract 1
- 230000005540 biological transmission Effects 0.000 description 4
- 238000005192 partition Methods 0.000 description 4
- 230000009286 beneficial effect Effects 0.000 description 3
- 238000003466 welding Methods 0.000 description 3
- 238000001125 extrusion Methods 0.000 description 2
- 150000002431 hydrogen Chemical class 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000000149 penetrating effect Effects 0.000 description 2
- 238000000926 separation method Methods 0.000 description 2
- 238000009825 accumulation Methods 0.000 description 1
- 230000009471 action Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 238000003780 insertion Methods 0.000 description 1
- 230000037431 insertion Effects 0.000 description 1
- 230000003993 interaction Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012856 packing Methods 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 230000001012 protector Effects 0.000 description 1
- 230000001960 triggered effect Effects 0.000 description 1
Landscapes
- Filling Or Discharging Of Gas Storage Vessels (AREA)
Abstract
The utility model discloses a vehicle-mounted hydrogen energy protection device of a new energy vehicle, which comprises a mounting box, wherein the upper side surface of the mounting box is provided with an opening structure, a cover plate is arranged at the opening, a storage tank is arranged at the inner side of the mounting box, an output end of the storage tank is provided with a gas pipe, a through hole is arranged at the upper side surface of the cover plate, an annular groove is arranged at the outer side of the through hole on the upper side surface of the cover plate, a rubber disc is arranged at the upper end of the through hole, the edge of the rubber disc is fixedly connected with the edge of the annular groove, a multi-eye leakage hole is formed, a conducting rod is fixedly connected at the middle part of the upper part of the rubber disc, and the leakage hole is positioned at the outer side of the through hole; according to the utility model, the limiting device is in non-sealing connection with the storage tank, so that leakage gas is prevented from accumulating in a space formed by the limiting device and the storage tank, the triggering sensitivity of a leakage alarm is improved, meanwhile, the damage to the limiting device caused by larger space pressure formed by the limiting device and the storage tank is avoided, and the maintenance cost of the protecting device is reduced.
Description
Technical Field
The utility model relates to the technical field of storage tank protection, in particular to a vehicle-mounted hydrogen energy protection device of a new energy vehicle.
Background
In order to ensure a stable installation of the storage tank storing the hydrogen energy source on the vehicle, a protection device is usually provided around the storage tank. Including a chinese patent publication of patent No. C N110356222a vehicle-mounted hydrogen energy protector based on new forms of energy car, including the installation case, the top of the both sides inner wall of installation case has all welded two fixed blocks, the top fixedly connected with apron of fixed block, the bottom left side welding of apron has the extrusion pole, the bottom welding of extrusion pole has the squeeze roll, the bottom welding of apron has two closing device, closing device's below is equipped with the holding vessel, the below of holding vessel is equipped with the sponge seat of setting with the bottom inner wall slip of installation case.
The protection device provided by the above patent has the following drawbacks:
1. sealing washer and holding vessel output sealing connection, when the hydrogen in the holding vessel takes place to reveal from the holding vessel output, the gaseous packing up of revealing is in the sealed space that sealing washer and holding vessel constitute, and the pressure in sealed space increases gradually, finally leads to sealing washer and fixed cover to damage, only after sealing washer and fixed cover damage, the gaseous deformation of revealing can force the rubber tape to trigger the alarm, so, the setting of sealing washer is unfavorable for earlier discovery holding vessel revealing, and the sealing washer damage has increased change and cost of maintenance.
2. The rubber tape deforms under the effect of the internal pressure of the installation box and gives off an alarm, when the cover plate is not timely detached by staff, the rubber tape is torn due to the large pressure, and under the condition, a new rubber tape needs to be replaced, so that the maintenance cost of the protection device is increased.
Disclosure of Invention
The utility model aims to provide a vehicle-mounted hydrogen energy protection device of a new energy vehicle, and aims to solve the problems that a rubber belt of the existing protection device is torn under the action of pressure difference and the maintenance cost of the protection device is increased.
The utility model is realized in the following way: the vehicle-mounted hydrogen energy protection device of the new energy vehicle comprises a mounting box, wherein the upper side surface of the mounting box is provided with an opening structure, a cover plate is arranged at the opening, a storage tank is arranged on the inner side of the mounting box, an output end of the storage tank is provided with a gas pipe, a through hole is formed in the upper side surface of the cover plate, an annular groove is formed in the outer side of the through hole, a rubber disc is arranged at the upper end of the through hole, the edge of the rubber disc is fixedly connected with the edge of the annular groove, a multi-hole leakage hole is formed, a conducting rod is fixedly connected to the middle part of the upper part of the rubber disc, and the leakage hole is positioned on the outer side of the through hole; the top of apron is provided with the sleeve pipe, and the sleeve pipe inboard is provided with the alarm in the top of baffle, is provided with the conducting block in the below of baffle, and lower extreme fixedly connected with go-between, go-between lie in the ring channel, and the lower extreme of sleeve pipe lateral wall is provided with the multi-hole pressure release hole.
Preferably, the diameter of the rubber disk is equal to the outer diameter of the annular groove, and the multi-hole air leakage holes are uniformly distributed along the circumferential direction of the rubber disk.
Preferably, the end portion of the inner side of the installation box, which is close to the output end of the storage tank, is provided with a limiting device, the limiting device comprises a connecting disc, a pressing ring plate and a plurality of connecting rods, the connecting disc is connected with the installation box, the pressing ring plate is parallel to the connecting disc, the connecting rods are uniformly distributed along the circumferential direction of the connecting disc, and the two ends of the connecting rods are respectively connected with the pressing ring plate and the connecting disc.
Preferably, the side surface of the pressing ring plate attached to the storage tank is of a curved surface structure, and a rubber layer is arranged.
Preferably, the center of the connecting disc is provided with a perforation, the diameter of the perforation is larger than that of the air pipe, and is smaller than that of the insertion joint which is arranged at the end part of the air pipe and is inserted into the storage tank.
Preferably, the inner side end surface of the installation box is fixedly connected with an external threaded pipe, and the connecting disc is sleeved on the external threaded pipe in a threaded manner.
Preferably, the other end part of the inner side of the installation box is provided with an inclined supporting plate, the lower end of the inclined supporting plate is connected with the installation box, the upper end of the inclined supporting plate is connected with a pressing plate through a connecting shaft, an anti-slip layer is arranged on the pressing plate, and the anti-slip layer is in contact with the end face of the storage tank.
Preferably, the end below the cover plate is fixedly connected with a lower pressing plate, and the lower end of the lower pressing plate abuts against the inclined supporting plate.
Compared with the prior art, the utility model has the beneficial effects that:
1. according to the utility model, the limiting device is in non-sealing connection with the storage tank, so that leakage alarm is triggered earlier in a space formed by the leaked gas accumulation limiting device and the storage tank, meanwhile, damage to the limiting device caused by larger space pressure formed by the limiting device and the storage tank is avoided, and the maintenance cost of the protecting device is reduced.
2. According to the utility model, the rubber disc is provided with the leakage hole and the sleeve is provided with the pressure relief hole, so that the situation that the pressure in the mounting box is continuously increased and the deformation and even damage of the mounting box are caused by untimely treatment of staff is avoided.
Drawings
FIG. 1 is a schematic diagram of the structure of the present utility model;
FIG. 2 is a first schematic structural view of the mounting case of the present utility model;
FIG. 3 is a second schematic structural view of the mounting case of the present utility model;
fig. 4 is a schematic structural view of the cover plate of the present utility model.
In the figure: 1. a mounting box; 11. an external threaded tube; 12. a connecting disc; 13. a connecting rod; 14. pressing the annular plate; 15. pressing the disc; 16. a diagonal brace plate; 2. a storage tank; 3. a gas pipe; 4. a cover plate; 41. a through hole; 42. an annular groove; 43. a lower pressing plate; 44. a rubber plate; 45. a leakage hole; 46. a sleeve; 47. and the pressure relief hole.
The specific embodiment is as follows:
in the present utility model, unless explicitly specified and limited otherwise, the terms "mounted," "connected," "secured," and the like are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communicated with the inside of two elements or the interaction relationship of the two elements. The specific meaning of the above terms in the present utility model can be understood by those of ordinary skill in the art according to the specific circumstances.
The following is further described with reference to the accompanying drawings and specific examples:
example 1
As shown in fig. 1, a vehicle-mounted hydrogen energy protection device of a new energy vehicle comprises an installation box 1, a cover plate 4, a storage tank 2 and a gas transmission pipe 3, wherein the upper side surface of the installation box 1 is provided with an opening structure, the cover plate 4 is mounted at the opening of the installation box 1 in a sealing manner, the storage tank 2 is placed inside the installation box 1, the gas transmission pipe 3 is arranged in a sealing manner penetrating through the end wall of the installation box 1, and a plug connector at the end part is inserted into the output end of the storage tank 2.
As shown in fig. 4, a through hole 41 is provided on the upper side of the cover plate 4, a rubber disk 44 is provided at the through hole 41, and a conductive rod is provided above the rubber disk 44. A sleeve 46 is provided above the through hole 41, an alarm is provided above the partition plate inside the sleeve 46, and a conductive block is provided below the partition plate. A storage battery is arranged above the cover plate 4 at the side of the sleeve 46, and two poles of the storage battery are respectively connected with the conductive block and the conductive rod.
As shown in fig. 1, 2 and 3, a plurality of balls are embedded in the bottom surface of the mounting box 1, the balls support the storage tank 2, an external thread pipe 11 is fixedly connected to the end surface, close to the storage tank 2, of the mounting box 1, and a limiting device is arranged on the side edge of the external thread pipe 11. The limiting device comprises a connecting disc 12, a pressing ring plate 14 and a plurality of connecting rods 13, wherein the connecting disc 12 is connected with the mounting box 1, the pressing ring plate 14 is parallel to the connecting disc 12, the plurality of connecting rods 13 are uniformly distributed along the circumferential direction of the connecting disc 12, and two ends of the connecting rods are respectively connected with the pressing ring plate 14 and the connecting disc 12. The side of the pressing ring plate 14 attached to the storage tank 2 is provided with a curved surface structure, and is provided with a rubber layer. The connecting disc 12 is sleeved on the external threaded pipe 11 in a threaded manner so as to detach the limiting device according to requirements and provide support for maintenance or replacement of the limiting device, a through hole is formed in the center of the connecting disc 12, the diameter of the through hole is larger than that of the gas pipe 3 and smaller than that of the plug connector at the end part of the gas pipe 3 and inserted into the storage tank 2, so that the plug connector of the gas pipe 3 is pressed, the plug connector is stably installed on the storage tank 2, and hydrogen leakage caused by separation of the plug connector is avoided. The one end that outer screwed pipe 11 was kept away from to mounting box 1 is provided with diagonal brace 16, and diagonal brace 16's lower extreme is connected with mounting box 1, and the upper end is provided with through the connecting axle connection and supports pressure disk 15, supports to set up the skid resistant course on the pressure disk 15, and skid resistant course and the terminal surface contact of holding vessel 2, increase supports the resistance of pressure disk 15 and holding vessel 2, makes holding vessel 2 place steadily. The end below the cover plate 4 is fixedly connected with a lower pressing plate 43, and the lower end of the lower pressing plate 43 abuts against the inclined supporting plate 16.
When the reserve tank 2 is mounted, the reserve tank 2 is placed at the bottom of the mounting box 1 and is supported on the balls. The worker pushes the storage tank 2 to move so that the output end of the storage tank 2 is aligned with the limiting device, the limiting device is in opposite contact with the storage tank 22, and then the pressing disc 15 at the upper end of the inclined supporting plate 16 is attached to the end face of the storage tank 2. When the cover plate 4 is installed above the installation box 1 in a sealing mode, the lower end of the lower pressing plate 43 abuts against the inclined supporting plate 16, acting force of the inclined supporting plate 16 on the storage tank 2 is increased, the storage tank 2 is further stably placed in the installation box 1, the mode that the storage tank 2 is limited by a spring in the prior art is changed, and the storage tank 2 moves and compresses the spring to cause reciprocating movement of the storage tank 2 due to sudden braking of a vehicle is avoided. When the output end of the storage tank 2 is leaked with hydrogen, the leaked gas drifts in the installation box 1 due to the non-sealing of the limiting device, so that the situation that the limiting device is not beneficial to timely giving out an alarm and damaging the limiting device due to the sealing of the limiting device and the storage tank 2 is avoided, the more the leaked gas is, the greater the pressure in the installation box 1 is, the rubber disc 44 is forced to deform, and the conductive rod is driven to rise to contact with the conductive block to trigger an alarm is avoided.
Example 2
As shown in fig. 1, a vehicle-mounted hydrogen energy protection device of a new energy vehicle comprises an installation box 1, a cover plate 4, a storage tank 2 and a gas transmission pipe 3, wherein the upper side surface of the installation box 1 is provided with an opening structure, the cover plate 4 is mounted at the opening of the installation box 1 in a sealing manner, the storage tank 2 is placed inside the installation box 1, the gas transmission pipe 3 is arranged in a sealing manner penetrating through the end wall of the installation box 1, and a plug connector at the end part is inserted into the output end of the storage tank 2.
As shown in fig. 4, a through hole 41 is provided on the upper side of the cover plate 4, a rubber disk 44 is provided at the through hole 41, and a conductive rod is provided above the rubber disk 44. A sleeve 46 is provided above the through hole 41, an alarm is provided above the partition plate inside the sleeve 46, and a conductive block is provided below the partition plate. A storage battery is arranged above the cover plate 4 at the side of the sleeve 46, and two poles of the storage battery are respectively connected with the conductive block and the conductive rod.
As shown in fig. 1, 2 and 3, a plurality of balls are embedded in the bottom surface of the mounting box 1, the balls support the storage tank 2, an external thread pipe 11 is fixedly connected to the end surface, close to the storage tank 2, of the mounting box 1, and a limiting device is arranged on the side edge of the external thread pipe 11. The limiting device comprises a connecting disc 12, a pressing ring plate 14 and a plurality of connecting rods 13, wherein the connecting disc 12 is connected with the mounting box 1, the pressing ring plate 14 is parallel to the connecting disc 12, the plurality of connecting rods 13 are uniformly distributed along the circumferential direction of the connecting disc 12, and two ends of the connecting rods are respectively connected with the pressing ring plate 14 and the connecting disc 12. The side of the pressing ring plate 14 attached to the storage tank 2 is provided with a curved surface structure, and is provided with a rubber layer. The connecting disc 12 is sleeved on the external threaded pipe 11 in a threaded manner so as to detach the limiting device according to requirements and provide support for maintenance or replacement of the limiting device, a through hole is formed in the center of the connecting disc 12, the diameter of the through hole is larger than that of the gas pipe 3 and smaller than that of the plug connector at the end part of the gas pipe 3 and inserted into the storage tank 2, so that the plug connector of the gas pipe 3 is pressed, the plug connector is stably installed on the storage tank 2, and hydrogen leakage caused by separation of the plug connector is avoided. The one end that outer screwed pipe 11 was kept away from to mounting box 1 is provided with diagonal brace 16, and diagonal brace 16's lower extreme is connected with mounting box 1, and the upper end is provided with through the connecting axle connection and supports pressure disk 15, supports to set up the skid resistant course on the pressure disk 15, and skid resistant course and the terminal surface contact of holding vessel 2, increase supports the resistance of pressure disk 15 and holding vessel 2, makes holding vessel 2 place steadily. The end below the cover plate 4 is fixedly connected with a lower pressing plate 43, and the lower end of the lower pressing plate 43 abuts against the inclined supporting plate 16.
When the reserve tank 2 is mounted, the reserve tank 2 is placed at the bottom of the mounting box 1 and is supported on the balls. The worker pushes the storage tank 2 to move so that the output end of the storage tank 2 is aligned with the limiting device, the limiting device is in opposite contact with the storage tank 22, and then the pressing disc 15 at the upper end of the inclined supporting plate 16 is attached to the end face of the storage tank 2. When the cover plate 4 is installed above the installation box 1 in a sealing mode, the lower end of the lower pressing plate 43 abuts against the inclined supporting plate 16, acting force of the inclined supporting plate 16 on the storage tank 2 is increased, the storage tank 2 is further stably placed in the installation box 1, the mode that the storage tank 2 is limited by a spring in the prior art is changed, and the storage tank 2 moves and compresses the spring to cause reciprocating movement of the storage tank 2 due to sudden braking of a vehicle is avoided. When the output end of the storage tank 2 is leaked with hydrogen, the leaked gas drifts in the installation box 1 due to the non-sealing of the limiting device, so that the situation that the limiting device is not beneficial to timely giving out an alarm and damaging the limiting device due to the sealing of the limiting device and the storage tank 2 is avoided, the more the leaked gas is, the greater the pressure in the installation box 1 is, the rubber disc 44 is forced to deform, and the conductive rod is driven to rise to contact with the conductive block to trigger an alarm is avoided.
As shown in fig. 4, the upper side surface of the cover plate 4 is provided with an annular groove 42 at the outer side of the through hole 41, the diameter of the rubber disk 44 is equal to the outer diameter of the annular groove 42, and the edge is fixedly connected with the edge of the annular groove 42. The rubber disk 44 is provided with a plurality of air leakage holes 45, and the air leakage holes 45 are uniformly distributed along the circumferential direction of the rubber disk 44 and are all located outside the through hole 41. The lower extreme fixedly connected with go-between of sleeve pipe 46, go-between are located ring channel 42, slightly squeeze rubber dish 44, guarantee the rubber dish 44 and the sealed of apron 4 under the prerequisite that guarantees that rubber dish 44 can deform, and the lower extreme of sleeve pipe 46 lateral wall is provided with the multi-hole pressure release hole 47. When the pressure in the installation box 1 is continuously enhanced, and the working personnel do not process in time, the rubber disc 44 is greatly deformed, the part with the leakage hole 45 moves to the upper part of the through hole 41 due to deformation, and the gas flows into the sleeve 46 from the leakage hole 45 and is output from the pressure relief hole 47, so that the damage of the installation box 1 caused by the large pressure in the installation box 1 is avoided.
The above is only a preferred embodiment of the present utility model, and is not intended to limit the present utility model, but various modifications and variations can be made to the present utility model by those skilled in the art. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present utility model should be included in the protection scope of the present utility model.
Claims (8)
1. The utility model provides a vehicle-mounted hydrogen energy protection device of new energy vehicle, includes mounting box (1), the upside of mounting box (1) sets up to open structure, the opening part is provided with apron (4), the mounting box (1) inboard is provided with holding vessel (2), the output of holding vessel (2) is provided with gas-supply pipe (3), a serial communication port, the side is provided with through-hole (41) on apron (4), the side is provided with ring channel (42) in the outside of through-hole (41) on apron (4), the upper end of through-hole (41) is provided with rubber dish (44), rubber dish (44) edge and the edge fixed connection of ring channel (42) are provided with many eyes leakage hole (45), top middle part fixedly connected with conducting rod, leakage hole (45) are located the outside of through-hole (41); the upper side of apron (4) is provided with sleeve pipe (46), sleeve pipe (46) inboard is provided with the alarm in the top of baffle, is provided with the conducting block in the below of baffle, and lower extreme fixedly connected with link ring plate, link ring plate is located ring channel (42), the lower extreme of sleeve pipe (46) lateral wall is provided with multi-hole pressure release hole (47).
2. The vehicle-mounted hydrogen energy protection device of the new energy vehicle according to claim 1, wherein the diameter of the rubber disc (44) is equal to the outer diameter of the annular groove (42), and the air leakage holes (45) of the multiple holes are uniformly distributed along the circumferential direction of the rubber disc (44).
3. The vehicle-mounted hydrogen energy protection device of the new energy vehicle according to claim 1, wherein limiting devices are arranged at the inner side of the installation box (1) near to the end part of the output end of the storage tank (2), each limiting device comprises a connecting disc (12), a pressing ring plate (14) and a plurality of connecting rods (13), the connecting discs (12) are connected with the installation box (1), the pressing ring plates (14) are arranged in parallel with the connecting discs (12), the connecting rods (13) are uniformly distributed along the circumferential direction of the connecting discs (12), and two ends of each connecting rod are connected with the pressing ring plates (14) and the connecting discs (12) respectively.
4. The vehicle-mounted hydrogen energy protection device of the new energy vehicle according to claim 3, wherein the side surface of the pressing ring plate (14) attached to the storage tank (2) is of a curved surface structure, and a rubber layer is arranged.
5. The vehicle-mounted hydrogen energy protection device of the new energy vehicle according to claim 4, wherein a perforation is arranged in the center of the connecting disc (12), and the diameter of the perforation is larger than that of the gas pipe (3) and smaller than that of a plug-in connector which is inserted into the storage tank (2) at the end part of the gas pipe (3).
6. The vehicle-mounted hydrogen energy protection device of the new energy vehicle according to claim 5, wherein an external thread pipe (11) is fixedly connected to the inner side end surface of the installation box (1), and the connecting disc (12) is sleeved on the external thread pipe (11) in a threaded manner.
7. The vehicle-mounted hydrogen energy protection device of the new energy vehicle according to claim 3, wherein an inclined supporting plate (16) is arranged at the other end part of the inner side of the installation box (1), the lower end of the inclined supporting plate (16) is connected with the installation box (1), an abutting plate (15) is arranged at the upper end of the inclined supporting plate in a connecting mode through a connecting shaft, an anti-slip layer is arranged on the abutting plate (15), and the anti-slip layer is in contact with the end face of the storage tank (2).
8. The vehicle-mounted hydrogen energy protection device of the new energy vehicle according to claim 7, wherein a lower pressing plate (43) is fixedly connected to the end part below the cover plate (4), and the lower end of the lower pressing plate (43) abuts against the inclined supporting plate (16).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321980839.7U CN220262561U (en) | 2023-07-26 | 2023-07-26 | Vehicle-mounted hydrogen energy protection device of new energy vehicle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321980839.7U CN220262561U (en) | 2023-07-26 | 2023-07-26 | Vehicle-mounted hydrogen energy protection device of new energy vehicle |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220262561U true CN220262561U (en) | 2023-12-29 |
Family
ID=89298630
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321980839.7U Active CN220262561U (en) | 2023-07-26 | 2023-07-26 | Vehicle-mounted hydrogen energy protection device of new energy vehicle |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220262561U (en) |
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2023
- 2023-07-26 CN CN202321980839.7U patent/CN220262561U/en active Active
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