CN214277341U

CN214277341U - Brake oil pipe rigidity test system

Info

Publication number: CN214277341U
Application number: CN202120537416.2U
Authority: CN
Inventors: 单东升; 芦康伟; 叶壮壮; 顾宏伟
Original assignee: Ningbo Saifu Automobile Brake Co ltd
Current assignee: Ningbo Saifu Automobile Brake Co ltd
Priority date: 2021-03-15
Filing date: 2021-03-15
Publication date: 2021-09-24
Anticipated expiration: 2031-03-15

Abstract

The utility model discloses a brake oil pipe rigidity test system, including the hydraulic oil feeding device, the oil-out of hydraulic oil feeding device passes through the oil supply pipe and communicates with the first end of second tee bend, and first high-pressure valve, first tee bend, third tee bend and second high-pressure valve are installed in proper order on the oil supply pipe between hydraulic oil feeding device and the second tee bend, and pressure sensor is installed to the third end of first tee bend, and the third end of third tee bend is used for communicating with the one end of the brake oil pipe that awaits measuring, and the other end of the brake oil pipe that awaits measuring is used for communicating with the brake caliper; a second end and a third end of the second tee joint are respectively communicated with a first transparent hose and a second transparent hose, the other end of the first transparent hose and the other end of the second transparent hose are both inserted into the oil storage tank, and a third high-pressure valve and a measuring cylinder are respectively arranged on the first transparent hose and the second transparent hose; the utility model discloses can realize the accurate control to hydraulic oil pressure to be favorable to tester's analysis.

Description

Brake oil pipe rigidity test system

Technical Field

The utility model relates to a braking oil pipe test system technical field, concretely relates to braking oil pipe rigidity test system.

Background

The rigidity test bed has many applications in the mechanical field, and with the continuous development of mechanization, has higher requirements on the strength and the performance of an oil pipe, a high-pressure oil pipe and the like, and can be competent for the important role, so that the datamation control of the oil pipe and the like is realized. However, the rigidity test bed and the expansion amount test bed on the market at present are large-scale equipment, so that the detection of a small oil way system cannot be realized, and flexible, light and accurate application cannot be realized.

SUMMERY OF THE UTILITY MODEL

Not enough to prior art, the utility model provides a braking oil pipe rigidity test system, it can satisfy the rigidity test requirement to braking oil pipe, and it is inaccurate to solve test data, the inflexible problem of test equipment.

The utility model discloses a braking oil pipe rigidity test system, including the hydraulic oil feeding device, first high-pressure valve, first tee bend, the third tee bend, the second high-pressure valve, the second tee bend, the third high-pressure valve, graduated flask and oil storage tank, the oil-out of hydraulic oil feeding device passes through the oil supply pipe and communicates with the first end of second tee bend, first high-pressure valve, first tee bend, third tee bend and second high-pressure valve are installed in proper order on the oil supply pipe between hydraulic oil feeding device and the second tee bend, pressure sensor is installed to the third end of first tee bend, pressure sensor is used for being connected with the pressure display device electricity, the third end of third tee bend is used for communicating with the one end of the braking oil pipe that awaits measuring, the other end of the braking oil pipe that awaits measuring is used for communicating with the brake calliper; the second end and the third end of second tee bend communicate respectively has first transparent hose and the transparent hose of second, and the other end of first transparent hose and the other end of the transparent hose of second all insert in the oil storage tank, and third high pressure valve and graduated flask are installed respectively on first transparent hose and the transparent hose of second.

The utility model discloses a brake oil pipe rigidity test system, wherein, the hydraulic oil supply device includes the manual hydraulic pump, the oil outlet of the manual hydraulic pump is communicated with one end of the oil supply pipe far away from the second tee joint; after the manual hydraulic pump is adopted as the hydraulic oil supply device, hydraulic oil can be conveniently conveyed into the oil supply pipe to realize oil supply to the oil supply pipe.

The utility model discloses a brake oil pipe rigidity test system, wherein, install the manometer that is used for showing the oil pressure on the oil-out of manual hydraulic pump; through the setting of manometer, the manometer can show the pressure of the hydraulic oil of manual hydraulic pump delivery port department, can show the pressure of the hydraulic oil in the oil feed pipe promptly.

The utility model discloses a brake oil pipe rigidity test system, wherein, brake oil pipe rigidity test system still includes the test bench, and hydraulic oil feeding device, first high-pressure valve, second high-pressure valve and third high-pressure valve are all fixed on the test bench, and the graduated flask is vertical direction and fixes on the test bench, and the oil storage tank is placed on the test bench; through the arrangement of the test bed, the hydraulic oil supply device, the first high-pressure valve, the second high-pressure valve and the third high-pressure valve can be reliably installed on the test bed, and the test bed can also reliably support the hydraulic oil supply device, the first high-pressure valve, the second high-pressure valve and the third high-pressure valve; in the same way, the measuring cylinder can be reliably fixed on the test bed, and the test bed can also reliably support the measuring cylinder; in addition, the test stand can also reliably support the oil storage tank.

The utility model discloses a brake oil pipe rigidity test system, wherein, the rear side of the upper end of the test bed is provided with a vertical plate, and a measuring cylinder is fixed on the vertical plate in the vertical direction; through the setting of riser, the graduated flask can be vertically fixed on the test bench reliably.

The utility model discloses a braking oil pipe rigidity test system, wherein, be provided with two straining frames between riser and the test bench, the upper end of two straining frames is fixed with the left part and the right part of riser upper edge respectively, the lower extreme of two straining frames is fixed with the left part and the right part of test bench front edge respectively; through the setting of taut frame, can improve the structural strength between riser and the test bench.

The utility model discloses a brake oil pipe rigidity test system, wherein, four corners of the bottom of the test bed are all fixed with rollers; through the setting of gyro wheel, can bring the convenience for the removal of test bench.

The utility model discloses can realize the rigidity test to braking oil pipe, it passes through pressure sensor's setting, can realize the accurate control to hydraulic oil pressure to be favorable to tester's analysis.

Drawings

The accompanying drawings, which are included to provide a further understanding of the application and are incorporated in and constitute a part of this application, illustrate embodiment(s) of the application and together with the description serve to explain the application and not to limit the application. In the drawings:

FIG. 1 is a schematic perspective view of a brake oil pipe rigidity testing system;

FIG. 2 is a schematic perspective view of a brake oil pipe rigidity testing system;

FIG. 3 is a schematic diagram of a brake oil pipe stiffness testing system.

Detailed Description

In the following description, numerous implementation details are set forth in order to provide a more thorough understanding of the present invention. It should be understood, however, that these implementation details should not be used to limit the invention. That is, in some embodiments of the invention, details of these implementations are not necessary. In addition, some conventional structures and components are shown in simplified schematic form in the drawings.

In addition, the descriptions related to "first", "second", etc. in the present invention are only for description purposes, not specifically referring to the order or sequence, and are not intended to limit the present invention, but only to distinguish the components or operations described in the same technical terms, and are not to be construed as indicating or implying any relative importance or implicit indication of the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one such feature. In addition, the technical solutions in the embodiments may be combined with each other, but it must be based on the realization of those skilled in the art, and when the technical solutions are contradictory or cannot be realized, the combination of the technical solutions should not be considered to exist, and is not within the protection scope of the present invention.

The utility model discloses a brake oil pipe rigidity test system, including hydraulic oil feeding device, first high-pressure valve 3, first tee bend 4, third tee bend 14, second high-pressure valve 5, second tee bend 6, third high-pressure valve 8, graduated flask 7 and oil storage tank 9, the oil-out of hydraulic oil feeding device passes through oil supply pipe 2 and communicates with the first end of second tee bend 6, first high-pressure valve 3, first tee bend 4, third tee bend 14 and second high-pressure valve 5 are installed in proper order on oil supply pipe 2 between hydraulic oil feeding device and second tee bend 6, pressure sensor 11 is installed to the third end of first tee bend 4, pressure sensor 11 is used for being connected with the pressure display device electricity, the third end of third tee bend 14 is used for communicating with the one end of the brake oil pipe 10 that awaits measuring, the other end of the brake oil pipe 10 that awaits measuring is used for communicating with brake caliper 15; a second end and a third end of the second tee joint 6 are respectively communicated with a first transparent hose 12 and a second transparent hose 13, the other end of the first transparent hose 12 and the other end of the second transparent hose are both inserted into the oil storage tank 9, and a third high-pressure valve 8 and a measuring cylinder 7 are respectively arranged on the first transparent hose 12 and the second transparent hose 13; the brake oil pipe to be tested is a flexible hose; in addition, the measuring cylinder card in the application adopts a glass material or a hard plastic transparent measuring cylinder, so that the measuring cylinder can be prevented from being corroded by hydraulic oil; meanwhile, the test system can recycle hydraulic oil through the arrangement of the oil storage tank, so that the pollution to the test environment can be avoided.

The hydraulic oil supply device comprises a manual hydraulic pump 1, and an oil outlet of the manual hydraulic pump 1 is communicated with one end, far away from the second tee joint 6, of the oil supply pipe 2; after the manual hydraulic pump is adopted as the hydraulic oil supply device, hydraulic oil can be conveniently conveyed into the oil supply pipe to realize oil supply to the oil supply pipe.

An oil outlet of the manual hydraulic pump 1 is provided with a pressure gauge 101 for displaying oil pressure; through the setting of manometer, the manometer can show the pressure of the hydraulic oil of manual hydraulic pump delivery port department, can show the pressure of the hydraulic oil in the oil feed pipe promptly.

The brake oil pipe rigidity testing system further comprises a test bed 20, the hydraulic oil supply device, the first high-pressure valve 3, the second high-pressure valve 5 and the third high-pressure valve 8 are all fixed on the test bed 20, the measuring cylinder 7 is fixed on the test bed 20 in the vertical direction, and the oil storage tank 9 is placed on the test bed 20; through the arrangement of the test bed, the hydraulic oil supply device, the first high-pressure valve, the second high-pressure valve and the third high-pressure valve can be reliably installed on the test bed, and the test bed can also reliably support the hydraulic oil supply device, the first high-pressure valve, the second high-pressure valve and the third high-pressure valve; in the same way, the measuring cylinder can be reliably fixed on the test bed, and the test bed can also reliably support the measuring cylinder; in addition, the test stand can also reliably support the oil storage tank.

A vertical plate 201 is arranged on the rear side of the upper end of the test bed 20, and the measuring cylinder 7 is fixed on the vertical plate 201 in the vertical direction; through the setting of riser, the graduated flask can be vertically fixed on the test bench reliably.

Two tensioning frames 202 are arranged between the vertical plate 201 and the test bed 20, the upper ends of the two tensioning frames 202 are respectively fixed with the left part and the right part of the upper edge of the vertical plate 201, and the lower ends of the two tensioning frames 202 are respectively fixed with the left part and the right part of the front edge of the test bed 20; through the setting of taut frame, can improve the structural strength between riser and the test bench.

Rollers 203 are fixed at four corners of the bottom of the test bed 20; through the setting of gyro wheel, can bring the convenience for the removal of test bench.

The utility model discloses a theory of operation is:

(1) first, the airtightness was checked: opening the first high-pressure valve, closing the second high-pressure valve, operating the manual hydraulic pump to increase the pressure of hydraulic oil in the oil supply pipe to 100bar, observing whether a pointer of a pressure gauge has pressure drop, and if not, indicating that the air tightness of the test system is good;

(2) exhausting: before formal testing, gas in a testing system needs to be discharged so as to avoid influencing a testing result, namely, a first high-pressure valve, a second high-pressure valve and a third high-pressure valve are firstly opened, then a manual hydraulic pump is operated, when the manual hydraulic pump starts oil supply, hydraulic oil flows into an oil storage tank through a first transparent hose, bubbles in a pipe can be observed through the first transparent hose, then the manual hydraulic pump is continuously operated so that no bubbles exist in the first transparent hose, the liquid level in a measuring cylinder is adjusted to zero, then the third high-pressure valve is closed, and finally the second high-pressure valve is closed. In addition, before formal testing, air in the brake caliper needs to be exhausted, namely, the exhaust hole of the brake caliper is opened firstly, then the first high-pressure valve is opened, then the manual hydraulic pump is operated, when the manual hydraulic pump starts oil supply, hydraulic oil can flow through the brake oil pipe to be tested and flow out through the exhaust hole in the brake caliper, and all exhaust work can be completed by closing the exhaust hole in the brake caliper after exhaust is completed.

(3) And (3) testing: opening the first high-pressure valve, closing the second high-pressure valve and the third high-pressure valve, operating the manual hydraulic pump to enable the manual hydraulic pump to input hydraulic oil into the oil supply pipe, and roughly judging the hydraulic oil pressure because the oil outlet end of the manual hydraulic pump is connected with a pressure gauge; the hydraulic oil can reach the first three-way valve and the third three-way valve through the oil supply pipe, the brake oil pipe to be tested can be filled with the hydraulic oil after the hydraulic oil flows through the third three-way valve, the manual hydraulic pump is continuously operated, meanwhile, the pressure value P in the current oil supply pipe is read through the pressure display device connected with the pressure sensor, and the pressure of the hydraulic oil in the oil supply pipe reaches the required pressure; the second high-pressure valve is opened after the pressure is maintained for 10 seconds, the expanded hydraulic oil enters the measuring cylinder through the second three-way valve, the expansion volume of the hydraulic oil can be read through the measuring cylinder, the expansion volume V of the brake oil pipe to be tested is further obtained, and then the rigidity K of the brake oil pipe to be tested, namely V/P (unit mm) can be calculated³And/bar), and finally opening the third high-pressure valve to discharge the hydraulic oil in the measuring cylinder.

The above description is only an embodiment of the present invention, and is not intended to limit the present invention. Various modifications and changes may occur to those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the scope of the claims of the present invention.

Claims

1. The utility model provides a brake oil pipe rigidity test system which characterized in that: comprises a hydraulic oil supply device, a first high-pressure valve (3), a first tee joint (4), a third tee joint (14), a second high-pressure valve (5), a second tee joint (6), a third high-pressure valve (8), a measuring cylinder (7) and an oil storage tank (9), an oil outlet of the hydraulic oil supply device is communicated with a first end of a second tee joint (6) through an oil supply pipe (2), the first high-pressure valve (3), the first tee joint (4), the third tee joint (14) and the second high-pressure valve (5) are sequentially arranged on the oil supply pipe (2) between the hydraulic oil supply device and the second tee joint (6), a pressure sensor (11) is arranged at the third end of the first tee joint (4), the pressure sensor (11) is electrically connected with the pressure display device, the third end of the third tee joint (14) is communicated with one end of the brake oil pipe (10) to be tested, the other end of the brake oil pipe (10) to be tested is used for being communicated with a brake caliper (15); the second end and the third end of second tee bend (6) communicate respectively has first transparent hose (12) and second transparent hose (13), the other end of first transparent hose (12) and the other end of second transparent hose all insert in oil storage tank (9), third high-pressure valve (8) and graduated flask (7) are installed respectively on first transparent hose (12) and second transparent hose (13).

2. The brake oil pipe rigidity testing system of claim 1, wherein the hydraulic oil supply device comprises a manual hydraulic pump (1), and an oil outlet of the manual hydraulic pump (1) is communicated with one end, away from the second tee joint (6), of the oil supply pipe (2).

3. The brake oil pipe rigidity testing system according to claim 2, characterized in that a pressure gauge (101) for displaying oil pressure is installed on an oil outlet of the manual hydraulic pump (1).

4. The brake oil pipe rigidity testing system of claim 1, further comprising a test bench (20), wherein the hydraulic oil supply device, the first high-pressure valve (3), the second high-pressure valve (5) and the third high-pressure valve (8) are all fixed on the test bench (20), the measuring cylinder (7) is fixed on the test bench (20) in a vertical direction, and the oil storage tank (9) is placed on the test bench (20).

5. The brake oil pipe rigidity testing system of claim 4, wherein a vertical plate (201) is arranged on the rear side of the upper end of the test bed (20), and the measuring cylinder (7) is vertically fixed on the vertical plate (201).

6. The brake oil pipe rigidity testing system of claim 5, characterized in that two tensioning frames (202) are arranged between the vertical plate (201) and the test bed (20), the upper ends of the two tensioning frames (202) are respectively fixed with the left part and the right part of the upper edge of the vertical plate (201), and the lower ends of the two tensioning frames (202) are respectively fixed with the left part and the right part of the front edge of the test bed (20).

7. The brake oil pipe rigidity testing system of claim 4, wherein rollers (203) are fixed at four corners of the bottom of the test bed (20).