CN220982650U - Online detection device for vacuum booster - Google Patents
Online detection device for vacuum booster Download PDFInfo
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- CN220982650U CN220982650U CN202322614139.2U CN202322614139U CN220982650U CN 220982650 U CN220982650 U CN 220982650U CN 202322614139 U CN202322614139 U CN 202322614139U CN 220982650 U CN220982650 U CN 220982650U
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- fixedly connected
- vacuum
- booster
- transverse beam
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- 238000001514 detection method Methods 0.000 title claims abstract description 15
- 238000012360 testing method Methods 0.000 claims description 12
- 230000000149 penetrating effect Effects 0.000 claims 1
- 238000000034 method Methods 0.000 description 3
- 238000005086 pumping Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 230000001105 regulatory effect Effects 0.000 description 1
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Abstract
The utility model discloses an on-line detection device of a vacuum booster, wherein one side of a booster body is fixedly connected to a first transverse beam plate, one end of a brake input shaft on one side of the booster body penetrates through the first transverse beam plate and then is connected with a first force sensor, the other side of the first force sensor is fixedly connected with a movable plate, two sides of the movable plate are respectively and slidably connected to sliding guide rods, two ends of the sliding guide rods are respectively and fixedly connected with the first transverse beam plate and a second transverse beam plate, one side of the movable plate is fixedly connected with a sliding rod, the other end of the sliding rod is fixedly connected with a driving plate, the middle part of the driving plate is in threaded connection with a driving screw rod, one end of the driving screw rod is connected with a servo motor, the other side of the booster body is connected with a vacuum tube, the end of the vacuum tube is fixedly connected with one end of a connecting tube, and the other end of the connecting tube is connected with the second force sensor. The utility model aims to provide the vacuum booster on-line detection device which has a simple structure and is convenient to operate and capable of rapidly realizing on-line performance detection.
Description
Technical Field
The utility model relates to the technical field of booster testing, in particular to an on-line detection device for a vacuum booster.
Background
In the braking process of automobiles, in order to lighten the working strength of drivers and improve the braking efficiency and the comfort of braking, a modern automobile braking system widely adopts servo-assisted hydraulic braking, namely a vacuum booster-braking master cylinder assembly. The vacuum booster is an important component of automobile brake system, and it uses the pressure difference between the vacuum formed by engine air intake manifold and external atmospheric pressure to amplify the brake pedal force by means of diaphragm type piston to push the serial double-cavity brake master cylinder to output hydraulic pressure, and uses the brake force regulating element-proportional valve to push the brake wheel cylinder to brake. Therefore, the quality and performance of the automobile can directly influence the safety and reliability of the running of the automobile. The existing vacuum booster performance detection device has more parts, complex fixed installation mode and various operation procedures, and is unfavorable for on-line rapid detection.
Disclosure of utility model
Aiming at the defects in the prior art, the utility model aims to provide the vacuum booster on-line detection device which has a simple structure and is convenient to operate and capable of rapidly realizing on-line performance detection.
The technical scheme adopted by the utility model for achieving the purpose is as follows: the utility model provides a vacuum booster on-line measuring device, includes the booster body, booster body one side fixed connection is on first crossbeam board, just after the braking input shaft one end of booster body one side passes first crossbeam board with first force transducer be connected, the opposite side fixedly connected with fly leaf of first force transducer, fly leaf both sides sliding connection respectively on the smooth guide arm, smooth guide arm one end and the relative one side fixed connection of first crossbeam board, smooth guide arm other end equal fixed connection is on the second crossbeam board, fly leaf one side between the smooth guide arm is fixedly connected with slide bar respectively, the slide bar other end all passes behind the second crossbeam board with drive plate fixed connection, drive plate middle part threaded connection has the drive lead screw, drive lead screw one end is rotated and is connected on the second crossbeam board, drive lead screw other end fixed connection servo motor one end, servo motor is embedded and is connected on first mounting panel, respectively fixed connection has two sets of relative first cross struts between first mounting panel and the second crossbeam board, the opposite side of smooth guide arm one side between the smooth guide arm and the first crossbeam board is connected with the second load, the vacuum tube is connected with the second load.
In one embodiment, one side of the connecting pipe is fixedly connected with an external connecting pipe, a control valve is fixedly connected to the external connecting pipe, the end part of the external connecting pipe is connected with a vacuum tank through a pipeline, and the vacuum tank is connected with a vacuum pumping device.
In one embodiment, the booster body is fixedly connected with a test tube, the test tube is communicated with the vacuum chamber in the booster body, and the test tube is fixedly connected with a vacuum degree detector.
In one embodiment, a scale groove is formed in the outer side wall of one side of the sliding guide rod, and a scale is fixedly connected in the scale groove.
The utility model has the beneficial effects that: the device has the advantages of simple structure, convenient operation, capability of carrying out quick on-line detection on the performance of the vacuum booster, reasonable structure setting and longer service life.
Drawings
FIG. 1 is a schematic view of the overall three-dimensional structure of the present utility model;
FIG. 2 is a schematic view showing a detail of the portion A1 in FIG. 1;
fig. 3 is a schematic view of the connecting structure of the external connection tube of the present utility model.
In the figure: the vacuum booster comprises a booster body 1, a first transverse beam plate 2, a brake input shaft 3, a first force sensor 4, a movable plate 5, a sliding guide rod 6, a second transverse beam plate 7, a sliding rod 8, a driving plate 9, a driving screw rod 10, a servo motor 11, a first mounting plate 12, a first transverse strut rod 13, a vacuum tube 14, a connecting tube 15, a second force sensor 16, a load 17, a second mounting plate 18, a second transverse strut rod 19, an outer connecting tube 20, a control valve 21, a test tube 22, a vacuum degree detector 23, a scale groove 24, a vacuum tank 25 and vacuum pumping equipment 26.
Detailed Description
The technical solutions in the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present utility model.
Referring to fig. 1-3, an on-line detection device for a vacuum booster comprises a booster body 1, wherein one side of the booster body 1 is fixedly connected to a first beam plate 2, one end of a brake input shaft 3 on one side of the booster body 1 penetrates through the first beam plate 2 and then is connected with a first force sensor 4, the other side of the first force sensor 4 is fixedly connected with a movable plate 5, two sides of the movable plate 5 are respectively and slidably connected to a sliding guide rod 6, one end of the sliding guide rod 6 is fixedly connected with one side opposite to the first beam plate 2, the other ends of the sliding guide rods 6 are respectively and fixedly connected to a second beam plate 7, one sides of the movable plates 5 between the sliding guide rods 6 are respectively and fixedly connected with a sliding rod 8, the other ends of the sliding rods 8 penetrate through the second beam plate 7 and then are fixedly connected with a driving plate 9, the middle part of the driving plate 9 is in threaded connection with a driving screw rod 10, one end of the driving screw rod 10 is rotationally connected to the second transverse beam plate 7, the other end of the driving screw rod 10 is fixedly connected with one end of a servo motor 11, the servo motor 11 is fixedly connected to a first mounting plate 12 in a embedding way, two groups of opposite first transverse supporting rods 13 are respectively and fixedly connected between the first mounting plate 12 and the second transverse beam plate 7, the other side of the booster body 1 is connected with a vacuum tube 14, the end part of the vacuum tube 14 is fixedly connected with one end of a connecting tube 15, the other end of the connecting tube 15 is connected with a second force sensor 16, the other end of the second force sensor 16 is connected with a load 17 through a guide rod, the load 17 is fixedly connected to a second mounting plate 18 in a embedding way, and two groups of opposite second transverse supporting rods 19 are fixedly connected between the second mounting plate 18 and the first transverse beam plate 2;
in the utility model, a servo motor 11 drives a driving screw rod 10 to rotate, the driving screw rod 10 drives a driving plate 9 to move towards a second transverse beam plate 7, the driving plate 9 drives a movable plate 5 to move towards a booster body 1 through a sliding rod 8 along a sliding guide rod 6, the movable plate 5 is pushed towards one end of the booster body 1 through a brake input shaft 3, a first force sensor 4 is connected between the movable plate 5 and the brake input shaft 3, meanwhile, a second force sensor 16 is connected to the other side of the booster body 1, and the booster body 1 is tested relatively through the first force sensor 4 and the second force sensor 16.
In one embodiment, an external connection pipe 20 is fixedly connected to one side of the connecting pipe 15, a control valve 21 is fixedly connected to the external connection pipe 20, the end part of the external connection pipe 20 is connected with a vacuum tank through a pipeline, the vacuum tank is connected with a vacuum suction device, and when the vacuum suction device is used, gas in the vacuum tank is pumped out, so that the vacuum tank is in a vacuum state, and a vacuum chamber in the booster body 1 is in a vacuum state through the connection of the vacuum tank and the external connection pipe 20, so that the booster body 1 can play a role in boosting.
In one embodiment, a test tube 22 is fixedly connected to the booster body 1, the test tube 22 is communicated with a vacuum chamber in the booster body 1, a vacuum degree detector 23 is fixedly connected to the test tube 22, and in the process of testing the booster body 1 in real time, the vacuum chamber in the booster body 1 can be detected in real time through the vacuum degree detector 23, and if the vacuum degree changes, the tightness of the booster body 1 is poor.
In one embodiment, a scale groove 24 is formed in the outer side wall of one side of the sliding guide rod 6, and a scale is fixedly connected in the scale groove 24 and used for detecting the pushing distance to one end of the booster body 1.
It will be evident to those skilled in the art that the utility model is not limited to the details of the foregoing illustrative embodiments, and that the present utility model may be embodied in other specific forms without departing from the spirit or essential characteristics thereof. The present embodiments are, therefore, to be considered in all respects as illustrative and not restrictive, the scope of the utility model being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.
Furthermore, it should be understood that although the present disclosure describes embodiments, not every embodiment is provided with a separate embodiment, and that this description is provided for clarity only, and that the disclosure is not limited to the embodiments described in detail below, and that the embodiments described in the examples may be combined as appropriate to form other embodiments that will be apparent to those skilled in the art.
Claims (4)
1. The utility model provides a vacuum booster on-line measuring device, includes booster body (1), its characterized in that: one side of the booster body (1) is fixedly connected to the first transverse beam plate (2), one end of a brake input shaft (3) on one side of the booster body (1) penetrates through the first transverse beam plate (2) and then is connected with the first force sensor (4), the other side of the first force sensor (4) is fixedly connected with the movable plate (5), two sides of the movable plate (5) are respectively and slidably connected to the sliding guide rod (6), one end of the sliding guide rod (6) is fixedly connected to one side opposite to the first transverse beam plate (2), the other end of the sliding guide rod (6) is fixedly connected to the second transverse beam plate (7), one side of the movable plate (5) between the sliding guide rods (6) is fixedly connected with the sliding rod (8) respectively, the other end of the sliding rod (8) is fixedly connected with the driving plate (9) after penetrating through the second transverse beam plate (7), one end of the driving screw (10) is rotationally connected to the second transverse beam plate (7) through threads, one end of the driving screw (10) is fixedly connected to the driving screw rod (11) on the second transverse beam plate (7), one end of the driving screw rod (11) is fixedly connected to the first transverse beam plate (12) through the first transverse beam plate (12), the booster is characterized in that a vacuum tube (14) is connected to the other side of the booster body (1), the end of the vacuum tube (14) is fixedly connected with one end of a connecting tube (15), the other end of the connecting tube (15) is connected with a second force sensor (16), the other end of the second force sensor (16) is connected with a load (17) through a guide rod, the load (17) is fixedly connected to a second mounting plate (18) in a embedding mode, and two groups of second transverse struts (19) which are oppositely arranged are fixedly connected between the second mounting plate (18) and the first transverse beam plate (2).
2. The on-line vacuum booster detection device according to claim 1, wherein: an external connection pipe (20) is fixedly connected to one side of the connecting pipe (15), a control valve (21) is fixedly connected to the external connection pipe (20), the end part of the external connection pipe (20) is connected with a vacuum tank through a pipeline, and the vacuum tank is connected with a vacuum suction device.
3. The on-line vacuum booster detection device according to claim 1, wherein: the booster is characterized in that a test tube (22) is fixedly connected to the booster body (1), the test tube (22) is communicated with a vacuum chamber in the booster body (1), and a vacuum degree detector (23) is fixedly connected to the test tube (22).
4. The on-line vacuum booster detection device according to claim 1, wherein: the outer side wall of one side of the sliding guide rod (6) is provided with a scale groove (24), and a scale is fixedly connected in the scale groove (24).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322614139.2U CN220982650U (en) | 2023-09-26 | 2023-09-26 | Online detection device for vacuum booster |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322614139.2U CN220982650U (en) | 2023-09-26 | 2023-09-26 | Online detection device for vacuum booster |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220982650U true CN220982650U (en) | 2024-05-17 |
Family
ID=91055488
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322614139.2U Active CN220982650U (en) | 2023-09-26 | 2023-09-26 | Online detection device for vacuum booster |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220982650U (en) |
-
2023
- 2023-09-26 CN CN202322614139.2U patent/CN220982650U/en active Active
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