CN217574763U

CN217574763U - Air suspension for large and medium buses

Info

Publication number: CN217574763U
Application number: CN202221248648.7U
Authority: CN
Inventors: 赵琳琦; 吴利锋; 左少朋; 张旭
Original assignee: Henan Yongrun Electromechanical Technology Co ltd
Current assignee: Henan Yongrun Electromechanical Technology Co ltd
Priority date: 2022-05-24
Filing date: 2022-05-24
Publication date: 2022-10-14
Anticipated expiration: 2032-05-24

Abstract

The utility model provides an air suspension for large and medium-sized bus, include: the utility model discloses a pneumatic pressure pump, including mounting bolt, year crown plate, pneumatic pump, compression part, deformation shell, air guide head, connection curved post, air guide post, supporting seat and bottom plate, the terminal surface mounting has the crown plate under the mounting bolt, carry the crown plate lower extreme and install the pneumatic pump, the compression part is installed to the terminal surface under the pneumatic pump, the supporting seat is installed to the terminal surface under the compression part, the bottom plate is installed to the terminal surface under the supporting seat, the connection curved post is installed to deformation shell lower extreme, main bearing post is installed to terminal surface intermediate position under the pneumatic pump, compare with prior art, the utility model discloses following beneficial effect has: through using the pneumatic pump, can carry out the air packing to compression unit inside, through using side slow compression storehouse and post pressure-bearing post, can carry out multistage slowly-releasing, can continue to use after the internal damage simultaneously, improved the utility model discloses slow-releasing effect.

Description

Air suspension for large and medium buses

Technical Field

The utility model belongs to the technical field of the air suspension, a bus air suspension device is related to, specifically speaking relates to an air suspension for large and medium-sized bus.

Background

With the continuous progress of the bus industry, the technical level of the large and medium buses of the independent China brand has reached the top of the world, the production and sales volume is stable and first in the world and occupies an important position internationally, the air suspension system is developed from the 20 th century and the 50 th century in the bus industry beyond China, commercial vehicles in developed countries are generally equipped with the air suspension, but the slow release effect of the single slow release pipe of the air suspension in the prior art is single, and the internal damage can not be supported and used, so that the air suspension for the large and medium buses is urgently needed to solve the problems.

SUMMERY OF THE UTILITY MODEL

Not enough to prior art exists, the utility model aims at providing a large-and-medium-sized air suspension for bus solves the problem that proposes in the above-mentioned background art.

The utility model discloses a following technical scheme realizes: an air suspension for large and medium buses comprises: the mounting bolt, carry crown plate, pneumatic pump, compression part, supporting seat and bottom plate, the terminal surface mounting has the crown plate under the mounting bolt, carry the crown plate to end-face mounting down, the pneumatic pump is installed to the terminal surface under the pneumatic pump, the compression part is installed to the terminal surface under the pneumatic pump, the supporting seat is installed to the terminal surface under the compression part, the bottom plate is installed to the terminal surface under the supporting seat.

In a preferred embodiment, the mounting bolt is fixedly connected with the ring carrying plate in actual use, the upper end of the mounting bolt is threaded in actual use, the interior of the pneumatic pump comprises a PLC controller in actual use, and the compression part is a movable mechanism in actual use.

As a preferred embodiment, compression part is including deformation shell, air guide head and air damping one in the in-service use, the curved post of connection is installed in the in-service use to deformation shell lower extreme, main pressure bearing post is installed in the in-service use to terminal surface intermediate position under the air pressure pump, the air guide head is all installed in the in-service use to the main pressure bearing post left and right sides, the side is seted up at air guide head lower extreme in the in-service use and is slowly pressed the storehouse, limiting plate one is installed at the inboard lower extreme in the in-service use in the side slowly pressing storehouse, piston ring group is installed in the in-service use to main pressure bearing post lower extreme, the baffle is installed in the in-service use to terminal surface under the piston ring group, the spring is installed in the in-service use to terminal surface under the baffle, air damping one is installed in the in-service use to the spring inboard.

As a preferred embodiment, the deformation shell is fixedly connected with the connecting curved column in actual use, the connecting curved column is of a J-shaped structure in actual use, the pneumatic pump is mutually communicated with the air guide head and the inside of the air guide column in actual use, the middle groove wall is installed on the outer side of the piston ring set in actual use, the piston ring set is movably and hermetically connected with the inner side of the middle groove wall in actual use, the movable guide columns are installed at the upper end and the lower end of the air damper in actual use, and the connecting curved column, the deformation shell, the main bearing column, the piston ring set and the spring are all movable mechanisms in actual use.

As a preferred embodiment, the lateral pressure relief bin comprises an inflation head, an inflation bin and a shell in actual use, the lower end of the inflation head is provided with the inflation bin in actual use, the lower end of the inflation bin is provided with an inner piston in actual use, the lower end surface of the inner piston is provided with a second spring in actual use, the inner side of the second spring is provided with a second air damper in actual use, the lower end surface of the second spring is provided with a base cushion in actual use, and the outer side of the inner piston is provided with the shell in actual use.

As a preferred embodiment, the inflation head is communicated with the connecting inner part of the air guide column in actual use, the air guide column is of a telescopic structure in actual use, the inflation cabin is of a sealing structure in actual use, the inner piston is movably and hermetically connected with the inner side of the shell in actual use, and the first air damper is identical to the second air damper in actual use in internal structure.

After the technical scheme is adopted, the beneficial effects of the utility model are that: through using the pneumatic pump, can carry out the air packing to compression unit inside, through using side slow compression storehouse and post pressure-bearing post, can carry out multistage slowly-releasing, can continue to use after the internal damage simultaneously, improved the utility model discloses slow-releasing effect.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed to be used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without inventive exercise.

Fig. 1 is a schematic structural view of an air suspension for a large and medium bus of the present invention;

FIG. 2 is a front view structure diagram of the interior of the compression part in the air suspension for large and medium buses of the utility model;

FIG. 3 is a front view structural diagram of the inside of a middle pressure relief cabin of an air suspension for a large and medium bus;

in the figure: 1-mounting bolt, 2-ring carrying plate, 3-pneumatic pump, 4-compression part, 5-supporting seat, 6-lower fixing plate, 41-deformation shell, 42-air guide head, 43-connecting bent column, 44-air guide column, 45-side pressure-relieving cabin, 46-limiting plate I, 47-main pressure-bearing column, 48-position-resisting ring, 49-piston ring group, 401-partition plate, 402-spring I, 403-air damping I, 451-air-filling head, 452-air-filling cabin, 453-inner piston, 454-spring II, 455-air damping II, 456-base cushion and 457-shell.

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 efforts belong to the protection scope of the present invention.

Referring to fig. 1-3, an air suspension for a large and medium bus comprises: the mounting bolt comprises a mounting bolt 1, a ring carrying plate 2, a pneumatic pump 3, a compression part 4, a supporting seat 5 and a lower fixing plate 6, wherein the ring carrying plate 2 is mounted on the lower end face of the mounting bolt 1, the pneumatic pump 3 is mounted on the lower end face of the ring carrying plate 2, the compression part 4 is mounted on the lower end face of the pneumatic pump 3, the supporting seat 5 is mounted on the lower end face of the compression part 4, and the lower fixing plate 6 is mounted on the lower end face of the supporting seat 5.

The mounting bolt 1 is fixedly connected with the ring carrying plate 2 in actual use, the upper end of the mounting bolt 1 is provided with threads in actual use, the interior of the pneumatic pump 3 comprises a PLC (programmable logic controller) in actual use, and the compression part 4 is a movable mechanism in actual use.

The compression component 4 comprises a deformation shell 41, an air guide head 42 and a first air damper 403 in actual use, a connecting bent column 43 is installed at the lower end of the deformation shell 41 in actual use, a main pressure bearing column 47 is installed at the middle position of the lower end face of the air pressure pump 3 in actual use, the air guide heads 42 are installed on the left side and the right side of the main pressure bearing column 47 in actual use, a side pressure relief bin 45 is arranged at the lower end of the air guide head 42 in actual use, a first limiting plate 46 is installed at the lower end of the inner side of the side pressure relief bin 45 in actual use, a piston ring group 49 is installed at the lower end of the main pressure bearing column 47 in actual use, a partition plate 401 is installed at the lower end face of the piston ring group 49 in actual use, a spring is installed at the lower end face of the partition plate 401 in actual use, and the first air damper 403 is installed at the inner side of the spring in actual use.

The deformation shell 41 is fixedly connected with the connecting bent column 43 in actual use, the connecting bent column 43 is of a J-shaped structure in actual use, the pneumatic pump 3 is communicated with the air guide head 42 and the inner part of the air guide column 44 in actual use, the middle groove wall is installed on the outer side of the piston ring group 49 in actual use, the piston ring group 49 is movably and hermetically connected with the inner side of the middle groove wall in actual use, the upper end and the lower end of the air damping group 403 are respectively provided with a movable guide column in actual use, and the connecting bent column 43, the deformation shell 41, the main pressure bearing column 47, the piston ring group 49 and the spring are all movable mechanisms in actual use.

Side pressure relieving bin 45 includes inflation head 451, inflation bin 452 and shell 457 in the actual use, and inflation bin 452 is seted up to leading gas head 42 in the actual use lower extreme, and inflation bin 452 installs inner piston 453 in the actual use in the lower extreme of inflation bin 452, and spring two 454 is installed in the actual use to inner piston 453 lower extreme, installs air damping two 455 in the actual use inside spring two 454, and cushion 456 is installed in the actual use to spring two 454 lower extreme, and shell 457 is installed in the actual use outside inner piston 453.

The inflation head 451 is connected with the air guide column 44 in actual use and is communicated with the air guide column 44, the air guide column 44 is in a telescopic structure in actual use, the inflation chamber 452 is in a sealing structure in actual use, the inner piston 453 is movably and hermetically connected with the inner side of the shell 457 in actual use, and the air damping one 403 is identical to the air damping two 455 in internal structure in actual use.

As an embodiment of the present invention: before actual use, the mounting bolt 1 is fixedly connected with an automobile chassis, the compression part 4 is adjusted to a proper degree by starting the pneumatic pump 3, in actual use, a user drives the automobile to run on the road surface, vibration of the automobile is transmitted to the upper end of the ring carrying plate 2 through the mounting bolt 1, meanwhile, the ring carrying plate 2 releases pressure on the upper end of the pneumatic pump 3, the deformation shell 41 is compressed, the connecting bent column 43 and the main bearing column 47 simultaneously move downwards, when the connecting bent column 43 moves downwards, the air damping second 455 and the inner piston 453 are pulled to move downwards, the spring second 454 is compressed, the inner volume of the inflation cabin 452 is expanded, when the main bearing column 47 moves downwards, the piston ring group 49 and the air damping first 403 are pressed, so that vibration of the automobile is slowly released, because the side slow pressure cabin 45 is provided with two groups, when a fault occurs at the lower end of the main bearing column 47 or in the side slow pressure cabin 45, the automobile body can be effectively supported, the automobile can run normally, and the service life and durability of the air suspension are improved.

The above description is only for the preferred embodiment of the present invention, and should not be taken as limiting the invention, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. An air suspension for large and medium buses comprises: mounting bolt (1), carry crown plate (2), pneumatic pump (3), compression part (4), supporting seat (5) and bottom plate (6), its characterized in that: the mounting bolt is installed at terminal surface under (1) and is carried crown plate (2), carry crown plate (2) terminal surface under and install pneumatic pump (3), compression unit (4) are installed to the terminal surface under pneumatic pump (3), supporting seat (5) are installed to the terminal surface under compression unit (4), bottom plate (6) are installed to the terminal surface under supporting seat (5).

2. The air suspension for large and medium buses according to claim 1, characterized in that: the mounting bolt (1) is fixedly connected with the ring carrying plate (2), the upper end of the mounting bolt (1) is provided with threads, the pneumatic pump (3) internally comprises a PLC (programmable logic controller), and the compression part (4) is a movable mechanism.

3. The air suspension for large and medium buses according to claim 1, characterized in that: compression part (4) are including deformation shell (41), air guide head (42) and air damping (403), deformation shell (41) lower extreme is installed and is connected curved post (43), terminal surface intermediate position installs main pressure-bearing post (47) under pneumatic pump (3), air guide head (42) are all installed to main pressure-bearing post (47) left and right sides, air guide head (42) lower extreme has been seted up the side and has been slowly pressed storehouse (45), limiting plate (46) are installed to side slowly pressing storehouse (45) inboard lower extreme, piston ring group (49) are installed to main pressure-bearing post (47) lower extreme, baffle (401) are installed to the terminal surface under piston ring group (49), the spring is installed to terminal surface under baffle (401), air damping (403) are installed to the spring inboard.

4. The air suspension for large and medium buses according to claim 3, characterized in that: the deformation shell (41) is fixedly connected with the connecting bent column (43), the connecting bent column (43) is of a J-shaped structure, the pneumatic pump (3) is communicated with the air guide head (42) and the air guide column (44) inside, the outer side of the piston ring set (49) is provided with a middle groove wall, the piston ring set (49) is movably and hermetically connected with the inner side of the middle groove wall, movable guide columns are arranged at the upper end and the lower end of the air damping I (403), and the connecting bent column (43), the deformation shell (41), the main pressure bearing column (47), the piston ring set (49) and the spring are movable mechanisms.

5. The air suspension for large and medium buses as claimed in claim 3, characterized in that: side is slowly pressed storehouse (45) including aerifing head (451), aerifys storehouse (452) and shell (457), it aerifys storehouse (452) to have seted up to air guide head (42) lower extreme, aerify storehouse (452) lower extreme and install interior piston (453), spring two (454) are installed to interior piston (453) lower terminal surface, two (455) of air damping are installed to spring two (454) inboards, base pad (456) are installed to spring two (454) lower terminal surface, shell (457) are installed to interior piston (453) outside.

6. The air suspension for large and medium buses according to claim 5, characterized in that: the inflation head (451) is connected with the air guide column (44) and is internally communicated with the air guide column (44), the air guide column (44) is of a telescopic structure, the inflation cabin (452) is of a sealing structure, the inner piston (453) is movably and hermetically connected with the inner side of the shell (457), and the internal structures of the first air damper (403) and the second air damper (455) are the same.