CN213150826U - Hydrogen injector silencing system for fuel cell vehicle - Google Patents

Hydrogen injector silencing system for fuel cell vehicle Download PDF

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Publication number
CN213150826U
CN213150826U CN202022215028.0U CN202022215028U CN213150826U CN 213150826 U CN213150826 U CN 213150826U CN 202022215028 U CN202022215028 U CN 202022215028U CN 213150826 U CN213150826 U CN 213150826U
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CN
China
Prior art keywords
outer walls
silencer
shell
frame beam
fuel cell
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired - Fee Related
Application number
CN202022215028.0U
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Chinese (zh)
Inventor
刘永强
吴毫
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Hongde Automotive Technology Kunshan Co ltd
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Hongde Automotive Technology Kunshan Co ltd
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Priority to CN202022215028.0U priority Critical patent/CN213150826U/en
Application granted granted Critical
Publication of CN213150826U publication Critical patent/CN213150826U/en
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

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    • YGENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02EREDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
    • Y02E60/00Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
    • Y02E60/30Hydrogen technology
    • Y02E60/50Fuel cells

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Abstract

The utility model discloses a fuel cell car hydrogen ejector silencing system in the technical field of fuel cell car, comprising a lower frame beam and an upper frame beam, wherein two groups of mounting plates are fixedly arranged between the front outer walls of the lower frame beam and the upper frame beam, the rear outer walls of the two groups of mounting plates are respectively provided with a main silencer and an auxiliary silencer, bolts are fixedly arranged on the front outer walls of the main silencer and the auxiliary silencer, the front ends of the bolts penetrate through the mounting plates, nuts are sleeved on the outer walls of the bolts, the main silencer comprises a shell, a silencer body is arranged in the inner cavity of the shell, connecting covers are sleeved on the left side and the right side of the outer wall of the shell, threads are arranged on the left side and the right side of the inner wall of the connecting cover and the outer wall of the shell, the connecting cover is rotated in the device to disconnect the connection between the connecting cover and the, the interior of the main muffler and the interior of the auxiliary muffler are convenient to clean or replace parts.

Description

Hydrogen injector silencing system for fuel cell vehicle
Technical Field
The utility model relates to a fuel cell car technical field specifically is fuel cell car hydrogen ejector noise reduction system.
Background
The hydrogen ejector is a part of a fuel cell vehicle, and in order to reduce the noise generated when the hydrogen ejector works, the noise generated when the hydrogen ejector works is processed by installing a silencing device, the conventional silencing device consists of a main silencer, an auxiliary silencer and a frame, however, the main silencer and the auxiliary silencer are generally integrally welded, the interior is difficult to open, and the interior of the main silencer and the interior of the auxiliary silencer are difficult to clean or replace.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a hydrogen sprayer amortization system for fuel cell car to solve the problem that proposes among the above-mentioned background art.
In order to achieve the above object, the utility model provides a following technical scheme: the fuel cell vehicle hydrogen ejector silencing system comprises a lower frame beam and an upper frame beam, wherein two groups of mounting plates are fixedly mounted between the front outer walls of the lower frame beam and the upper frame beam, a main silencer and an auxiliary silencer are respectively arranged on the rear outer walls of the two groups of mounting plates, bolts are respectively fixedly mounted on the front outer walls of the main silencer and the auxiliary silencer, the front ends of the bolts penetrate through the mounting plates, nuts are sleeved on the outer walls of the bolts, the rear outer walls of the nuts are attached to the front outer walls of the mounting plates, front suspension lugs are fixedly mounted on the front outer walls of the lower frame beam, left suspension lugs and right suspension lugs are respectively arranged on the outer walls of the left side and the right side of the upper frame beam, a hydrogen ejector fixing plate is fixedly mounted on the front outer walls of the upper frame beam, the main silencer comprises a shell, a silencer body is arranged in an inner cavity of the, the left side and the right side of the inner wall of the connecting cover and the outer wall of the shell are both provided with threads.
Preferably, the sub-muffler has the same structure as the main muffler, and the sub-muffler comprises a shell and two groups of connecting covers.
Preferably, the shell comprises two groups of blocks, the outer walls of the upper side and the lower side of the rear part of each block are fixedly provided with inserting blocks, the outer walls of the front side of each block are provided with two groups of slots, and the inserting blocks are inserted into the inner cavities of the slots.
Preferably, a sealing gasket is arranged between the two groups of the blocks, and a sealing gasket is arranged between the connecting cover and the shell.
Compared with the prior art, the beneficial effects of the utility model are that:
1. the connecting cover is rotated in the device, so that the connection between the connecting cover and the shell is disconnected, the interiors of the main silencer and the auxiliary silencer can be opened, and the interiors of the main silencer and the auxiliary silencer can be cleaned or parts can be replaced conveniently;
2. the shell is pulled outwards, and the shell is split into two groups of blocks, so that the contact area between the parts inside the main silencer and the auxiliary silencer and the outside is larger, and the operation of workers is more convenient.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic sectional view of the present invention;
FIG. 3 is a schematic sectional view of the main muffler of the present invention;
fig. 4 is a structural schematic diagram of the right side view of the housing of the present invention.
In the figure: 1. a main muffler; 101. a housing; 1011. partitioning; 1012. a slot; 1013. inserting a block; 102. a connecting cover; 2. a lower frame cross member; 3. a front suspension lifting lug; 4. a sub-muffler; 5. a left suspension lifting lug; 6. an upper frame beam; 7. a hydrogen injector fixing plate; 8. a right suspension lifting lug; 9. mounting a plate; 10. and (4) bolts.
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.
The utility model provides a technical scheme: referring to fig. 1, the hydrogen injector silencing system for a fuel cell vehicle includes a lower frame beam 2 and an upper frame beam 6;
referring to fig. 1 and 3, two sets of mounting plates 9 are fixedly mounted between the front outer walls of the lower frame beam 2 and the upper frame beam 6, the rear outer walls of the two sets of mounting plates 9 are respectively provided with a main muffler 1 and an auxiliary muffler 4, the front outer walls of the main muffler 1 and the auxiliary muffler 4 are both fixedly provided with bolts 10, the front ends of the bolts 10 penetrate through the mounting plates 9, nuts are sleeved on the outer walls of the bolts 10, the rear outer walls of the nuts are attached to the front outer walls of the mounting plates 9, the nuts are rotated to take the nuts off the outer walls of the bolts 10, so that the connection between the main muffler 1 and the auxiliary muffler 4 and the mounting plates 9 is disconnected, and the main muffler 1 and the auxiliary muffler 4 are taken off from the mounted frames;
referring to fig. 1 and 2, a front suspension lifting lug 3 is fixedly mounted on the outer wall of the front side of a lower frame beam 2, a left suspension lifting lug 5 and a right suspension lifting lug 8 are respectively arranged on the outer walls of the left side and the right side of an upper frame beam 6, a hydrogen injector fixing plate 7 is fixedly mounted on the outer wall of the front side of the upper frame beam 6, the device is mounted below the rear floor of a passenger car, and the front of a rear subframe is connected with the rear floor through the front suspension lifting lug 3, the left suspension lifting lug 5 and the right suspension lifting lug 8;
referring to fig. 2 and 3, the main muffler 1 includes a casing 101, a muffler body is disposed in an inner cavity of the casing 101, the muffler body is made of a material for noise reduction and noise reduction, a perforated plate and a perforated pipe are installed inside the main muffler 1 and filled with sound absorbing cotton, a perforated plate and sound absorbing cotton are installed inside the sub-muffler 4, connecting covers 102 are respectively sleeved on the left and right sides of an outer wall of the casing 101, threads are respectively disposed on an inner wall of each connecting cover 102 and the left and right sides of an outer wall of the casing 101, the sub-muffler 4 has the same structure as the main muffler 1, the sub-muffler 4 includes a casing 101 and two sets of connecting covers 102, the main muffler 1 and the sub-muffler 4 have the same shell structure and are both composed of the casing 101 and the two sets of connecting covers 102, the connecting covers 102 are rotated to be taken down from the outer wall of the casing 101, the main muffler 1 and the sub-muffler 4, the interior of the main muffler 1 and the interior of the auxiliary muffler 4 can be cleaned or replaced conveniently, and the service life of the main muffler 1 and the service life of the auxiliary muffler 4 are prolonged;
referring to fig. 3 and 4, the housing 101 includes two sub-blocks 1011, the upper and lower outer walls of the rear portion of the front sub-block 1011 are both fixedly installed with the insertion block 1013, the outer wall of the front side of the rear sub-block 1011 is provided with two slots 1012, and the insertion block 1013 is inserted into the inner cavity of the slot 1012 to achieve a positioning effect, so as to prevent the two sub-blocks 1011 from being dislocated from each other, when the connection cover 102 is taken off from the outer wall of the housing 101, the housing 101 can be moved outward to be divided into the two sub-blocks 1011, so that the contact area between the internal components of the housing 101 and the outside is further increased, the internal parts of the main muffler 1 and the auxiliary muffler 4 can be conveniently cleaned or replaced, the sealing gasket is arranged between the two sub-blocks 1011, and the sealing gasket is arranged between the connection cover 102 and the housing 101, the sealing gasket is made of rubber, so as.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims (4)

1. Fuel cell automobile-used hydrogen injector amortization system, including underframe crossbeam (2) and upper frame crossbeam (6), its characterized in that: the improved structure is characterized in that two groups of mounting plates (9) are fixedly mounted between the front outer walls of the lower frame beam (2) and the upper frame beam (6), a main silencer (1) and an auxiliary silencer (4) are respectively arranged on the rear outer walls of the mounting plates (9), bolts (10) are fixedly mounted on the front outer walls of the main silencer (1) and the auxiliary silencer (4), the front ends of the bolts (10) penetrate through the mounting plates (9), nuts are sleeved on the outer walls of the bolts (10), the nut rear outer walls are attached to the front outer walls of the mounting plates (9), front suspension lugs (3) are fixedly mounted on the front outer walls of the lower frame beam (2), left suspension lugs (5) and right suspension lugs (8) are respectively arranged on the outer walls of the left side and the right side of the upper frame beam (6), a hydrogen injector fixing plate (7) is fixedly mounted on the front outer walls of the upper frame beam (, the main silencer (1) comprises a shell (101), a silencer body is arranged in an inner cavity of the shell (101), connecting covers (102) are sleeved on the left side and the right side of the outer wall of the shell (101), and threads are arranged on the inner wall of each connecting cover (102) and the left side and the right side of the outer wall of the shell (101).
2. The fuel cell vehicular hydrogen injector silencing system according to claim 1, characterized in that: the auxiliary silencer (4) is identical to the main silencer (1) in structure, and the auxiliary silencer (4) comprises a shell (101) and two groups of connecting covers (102).
3. The fuel cell vehicular hydrogen injector silencing system according to claim 2, characterized in that: the casing (101) includes two sets of piecemeals (1011), and the front side equal fixed mounting in both sides outer wall has inserted block (1013) about piecemeal (1011) rear portion, and the rear side two sets of slots (1012) have been seted up to piecemeal (1011) front side outer wall, and inserted block (1013) insert in the inner chamber of slot (1012).
4. The fuel cell vehicular hydrogen injector silencing system according to claim 3, characterized in that: and a sealing gasket is arranged between the two groups of the sub-blocks (1011), and a sealing gasket is arranged between the connecting cover (102) and the shell (101).
CN202022215028.0U 2020-10-09 2020-10-09 Hydrogen injector silencing system for fuel cell vehicle Expired - Fee Related CN213150826U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202022215028.0U CN213150826U (en) 2020-10-09 2020-10-09 Hydrogen injector silencing system for fuel cell vehicle

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202022215028.0U CN213150826U (en) 2020-10-09 2020-10-09 Hydrogen injector silencing system for fuel cell vehicle

Publications (1)

Publication Number Publication Date
CN213150826U true CN213150826U (en) 2021-05-07

Family

ID=75719639

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202022215028.0U Expired - Fee Related CN213150826U (en) 2020-10-09 2020-10-09 Hydrogen injector silencing system for fuel cell vehicle

Country Status (1)

Country Link
CN (1) CN213150826U (en)

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GR01 Patent grant
CF01 Termination of patent right due to non-payment of annual fee

Granted publication date: 20210507

CF01 Termination of patent right due to non-payment of annual fee