CN-122014942-A - Low-temperature anti-leakage brake hose assembly for new energy automobile

CN122014942ACN 122014942 ACN122014942 ACN 122014942ACN-122014942-A

Abstract

The invention relates to the technical field of new energy automobile brake hose, in particular to a low-temperature anti-leakage brake hose assembly for a new energy automobile, which comprises a mounting seat and a mounting joint fixedly connected to the mounting seat, the installation joint is connected with the hose body through the connecting joint, the connecting joint is all provided with the setting at the both ends of hose body, and the inboard of installation joint and the outside of connecting joint all are provided with the extrusion ring, the outside of connecting joint is located to the installation joint cover. The invention can be quickly connected with other components, and the brake hose can be more tightly connected with other components through the first memory alloy spring and the second memory alloy spring at low temperature, so that leakage can be prevented, in addition, the shake of the new energy automobile in the running process can be fed back to the brake hose assembly, and the connection tightness of the brake hose and other components is enhanced.

Inventors

GAO YI
LIU XIAOQIAN
JIAO MEI
WANG BAOLE
LI RONGCAI

Assignees

河北金星科技有限公司

Dates

Publication Date: 20260512
Application Date: 20260324

Claims (9)

1. The utility model provides a low temperature antiseep braking hose assembly for new energy automobile, includes mount pad (1) and fixed connection installation joint (2) on mount pad (1), installation joint (2) are connected with hose body (27) through attach fitting (3), wherein, attach fitting (3) all have the setting at the both ends of hose body (27), and the inboard of installation joint (2) and the outside of attach fitting (3) all are provided with extrusion ring (7), the outside of attach fitting (3) is located to installation joint (2) cover, and is provided with sealed pad (9) of rubber material between extrusion ring (7) on installation joint (2) and the extrusion ring (7) on attach fitting (3), install and extrude corresponding attach fitting (3) through spacing extrusion mechanism on joint (2), and spacing extrusion mechanism includes pressure receiving ring (8) of fixed connection in attach fitting (3) outside, be provided with on installation joint (2) and be used for increasing its and attach fitting (3) connectivity's feedback pressure compensating mechanism, and vibration feedback pressure compensating mechanism including fixed magnet (26) outside fixed connection in installation joint (2).
2. The low-temperature anti-leakage brake hose assembly for the new energy automobile according to claim 1, wherein the compression ring (8) is of a frustum structure, and the conical surface of the compression ring is arranged opposite to the extrusion ring (7).
3. The low-temperature anti-leakage brake hose assembly for the new energy automobile according to claim 2, wherein the limiting extrusion mechanism further comprises columnar piston cavities (19) arranged on the installation joint (2), the columnar piston cavities (19) are distributed at equal angles relative to the axis of the installation joint (2), piston ends of piston columns (20) are seamlessly and slidingly connected inside the columnar piston cavities (19), rod ends of the piston columns (20) seamlessly and slidingly penetrate through the inside of the installation joint (2), pressure release buffering holes (10) penetrating through the outside of the installation joint (2) are formed in the columnar piston cavities (19), and extrusion blocks (22) are fixedly connected to the rod ends of the piston columns (20).
4. The low-temperature anti-leakage brake hose assembly for the new energy automobile according to claim 3, wherein one side of the extrusion block (22) away from the opening end of the installation joint (2) is provided with a chamfer surface facing the axis of the installation joint (2), the inner side of the installation joint (2) is provided with grooves corresponding to the extrusion block (22) one by one, and a memory alloy spring II (21) which is movably nested outside the rod end of the piston column (20) is arranged between the extrusion block (22) and the corresponding groove.
5. The low-temperature anti-leakage brake hose assembly for the new energy automobile is characterized in that the limiting extrusion mechanism further comprises a strip-shaped piston cavity (13) arranged in the installation joint (2), the distance between the strip-shaped piston cavity (13) and the opening end of the installation joint (2) is larger than the distance between the strip-shaped piston cavity (19) and the opening end of the installation joint (2), the strip-shaped piston cavity (13) and the strip-shaped piston cavity (19) are arranged in a one-to-one correspondence mode, the strip-shaped piston cavity (13) is in through connection with the corresponding strip-shaped piston cavity (19) through an air passage (23), one end of a piston plate (14) is connected in a seamless sliding mode in the strip-shaped piston cavity (13), a bulge is arranged at the other end of the piston plate (14), a strip-shaped through groove (15) penetrating into the strip-shaped piston cavity (13) is formed in the installation joint (2), a poking ring (6) is sleeved on the outer side of the installation joint (2), and the bulge on the strip-shaped piston plate (14) penetrates through the corresponding through groove (15) and is connected to the inner side of the poking ring (6).
6. The low-temperature anti-leakage brake hose assembly for the new energy automobile according to claim 5, wherein the other end of the piston plate (14) is provided with a limiting hole (16), one end of a limiting rod (17) is movably inserted into the limiting hole (16), the other end of the limiting rod (17) is fixedly connected to the inner side of the strip-shaped piston cavity (13), and a first memory alloy spring (18) which is movably nested outside the limiting rod (17) is arranged between the inner side of the strip-shaped piston cavity (13) and the other end of the piston plate (14).
7. The low-temperature anti-leakage brake hose assembly for the new energy automobile according to claim 6, wherein the pressure relief holes (10) and the air passages (23) are respectively arranged at two sides of the upper piston end of the corresponding piston column (20).
8. The low-temperature anti-leakage brake hose assembly for new energy automobiles is characterized in that the vibration feedback pressure supplementing mechanism further comprises a piston ring pipe (4) fixedly connected to the outer side of the installation joint (2), an annular piston disc (25) in seamless sliding connection with the piston ring pipe (4) is arranged in the piston ring pipe, an annular supporting magnet (5) is movably nested in the outer side of the installation joint (2), connecting columns (11) perpendicular to the annular piston disc (25) are fixedly connected to the annular piston disc (25) at equal angles, the connecting columns (11) are connected with the annular supporting magnet (5) after movably penetrating through the outer side of the piston ring pipe (4), one-way air inlet holes (12) penetrating through the outer side of the installation joint (2) are arranged on the piston ring pipe (4), the one-way air inlet holes (12) and the connecting columns (11) are respectively arranged on two sides of the annular piston disc (25), and the piston ring pipe (4) is in through connection with the columnar piston cavity (19) through one-way air outlet holes (24).
9. The low-temperature anti-leakage brake hose assembly for the new energy automobile according to claim 8, wherein the inner side of the annular supporting magnet (5) and the outer side of the annular fixed magnet (26) are different-name magnetic poles.

Description

Low-temperature anti-leakage brake hose assembly for new energy automobile Technical Field The invention relates to the technical field of new energy automobile brake hose, in particular to a low-temperature anti-leakage brake hose assembly for a new energy automobile. Background The new energy automobile industry rapidly develops to promote the whole automobile braking system to upgrade to the electronic hydraulic braking, the electronic parking braking, the high-pressure transmission and the wide-temperature-range stable working direction, the brake hose assembly is used as a core flexible component for transmitting hydraulic pressure in the braking system and connecting a brake master cylinder and a wheel side actuating mechanism, the comprehensive performance requirements of high-pressure pulse, high-low temperature circulation, vibration fatigue, brake fluid corrosion resistance and the like are required to be met in the whole automobile whole life cycle, and the structural reliability and the sealing stability of the brake hose assembly are directly related to the whole automobile running safety; Compared with the traditional fuel oil automobile, the new energy automobile has more severe adaptation requirements on the brake hose assembly, particularly has the advantages that the system working pressure is higher, the pressure response is faster, the pipeline temperature fluctuation is larger due to frequent energy recovery and braking switching, the whole automobile use scene covers the complex environments such as low temperature, high altitude low pressure, humid heat aging and the like in a cold region, and the hose assembly is required to maintain stable pressure transmission and reliable sealing performance under all working conditions; The low-temperature environment adaptability and the low-temperature anti-leakage capability are key technical indexes of the brake hose assembly of the new energy automobile, and the brake hose assembly of the new energy automobile is affected by expansion and contraction under the low-temperature environment, the joint of the brake hose assembly is easy to loosen, and the joint of the brake hose assembly and other components is easy to leak; therefore, a low-temperature anti-leakage brake hose assembly for new energy automobiles is needed to solve the above problems. Disclosure of Invention The invention aims to provide a low-temperature anti-leakage brake hose assembly for a new energy automobile, which aims to solve the problem that the existing brake hose assembly for the new energy automobile is easy to leak at low temperature in the background technology. In order to achieve the above purpose, the present invention provides the following technical solutions: The utility model provides a low temperature antiseep braking hose assembly for new energy automobile, includes mount pad and fixed connection's erection joint on the mount pad, the erection joint is connected with the hose bulk phase through the attach fitting, the attach fitting all has the setting at the both ends of hose bulk phase, and the inboard of erection joint and the outside of attach fitting all are provided with the extrusion ring, the outside of attach fitting is located to the erection joint cover, and is provided with the sealed pad of rubber material between the extrusion ring on the erection joint and the extrusion ring on the attach fitting, the erection joint that corresponds through spacing extrusion mechanism extrusion, and spacing extrusion mechanism includes the pressurized ring in the attach fitting outside, be provided with the vibration feedback pressure compensating mechanism that is used for increasing its and attach fitting connection compactness on the erection joint, and vibration feedback pressure compensating mechanism includes the annular fixed magnet in the fixed connection in the erection joint outside. Preferably, the compression ring is in a frustum structure, and the conical surface of the compression ring is arranged back to the extrusion ring. Preferably, the limiting extrusion mechanism further comprises a columnar piston cavity arranged on the mounting joint, the columnar piston cavity is distributed with three equal angles relative to the axis of the mounting joint, the piston end of the piston column is seamlessly and slidingly connected in the columnar piston cavity, the rod end of the piston column is seamlessly and slidingly penetrated into the mounting joint, a pressure release buffering hole penetrating into the outer part of the mounting joint is formed in the columnar piston cavity, and the rod end of the piston column is fixedly connected with an extrusion block. Preferably, one side of the extrusion block, which is far away from the opening end of the installation joint, is provided with a chamfer surface facing the axis of the installation joint, the inner side of the installation joint is provided with grooves corresponding to the extrusion blocks