CN109624952B - Hydraulic braking system for light multi-section connected trailer - Google Patents
Hydraulic braking system for light multi-section connected trailer Download PDFInfo
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- CN109624952B CN109624952B CN201811406221.3A CN201811406221A CN109624952B CN 109624952 B CN109624952 B CN 109624952B CN 201811406221 A CN201811406221 A CN 201811406221A CN 109624952 B CN109624952 B CN 109624952B
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- brake
- trailer
- tractor
- carriage
- vacuum
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60T—VEHICLE BRAKE CONTROL SYSTEMS OR PARTS THEREOF; BRAKE CONTROL SYSTEMS OR PARTS THEREOF, IN GENERAL; ARRANGEMENT OF BRAKING ELEMENTS ON VEHICLES IN GENERAL; PORTABLE DEVICES FOR PREVENTING UNWANTED MOVEMENT OF VEHICLES; VEHICLE MODIFICATIONS TO FACILITATE COOLING OF BRAKES
- B60T13/00—Transmitting braking action from initiating means to ultimate brake actuator with power assistance or drive; Brake systems incorporating such transmitting means, e.g. air-pressure brake systems
- B60T13/10—Transmitting braking action from initiating means to ultimate brake actuator with power assistance or drive; Brake systems incorporating such transmitting means, e.g. air-pressure brake systems with fluid assistance, drive, or release
- B60T13/24—Transmitting braking action from initiating means to ultimate brake actuator with power assistance or drive; Brake systems incorporating such transmitting means, e.g. air-pressure brake systems with fluid assistance, drive, or release the fluid being gaseous
- B60T13/46—Vacuum systems
- B60T13/52—Vacuum systems indirect, i.e. vacuum booster units
Abstract
A hydraulic braking system for a light multi-section connected trailer comprises a tractor, a common coupling carriage, a coupling carriage with vacuum boosting brake and a traction seat, wherein the tractor is connected with the common coupling carriage, and the coupling carriage with the vacuum boosting brake is connected with the common coupling carriage through the traction seat; the invention has the advantages that the brake pedal assembly, the vacuum boosting brake pump assembly, the tractor output brake pull wire, the tractor front and rear axles, the brake pipeline and the traction seat are arranged on the tractor, and the brake force of the tractor pedal is transmitted to the tractor and the multi-section continuous trailer through the brake pull wire, so that the brake system of the continuous trailer is simplified, the synchronous brake of the tractor and the continuous trailer is ensured, the continuous trailer has the independent brake function, the real-time brake is realized, and the purposes of simplifying the brake system, ensuring the brake performance of the system and reducing the production cost are achieved.
Description
Technical Field
The invention relates to a hydraulic brake system for a light multi-section connected trailer.
Background
At present, the hydraulic braking system used by the existing light multi-section connected trailer mostly adopts a mode of independent braking of a tractor, a corresponding integrated braking mechanism is not arranged in a carriage which is connected in series behind the tractor, and part of the light multi-section connected trailer is provided with cooperative braking.
Disclosure of Invention
In order to solve the technical problem, the invention provides a hydraulic brake system for a light multi-section connected trailer.
The invention is realized by the following technical scheme.
The invention provides a hydraulic braking system for a light multi-section connected trailer, which comprises a tractor, a common coupling carriage, a coupling carriage with vacuum boosting brake and a traction seat, wherein the tractor is connected with the common coupling carriage through the traction seat; the vacuum booster brake system comprises a tractor, a brake pedal assembly, a vacuum booster brake pump assembly, a tractor output brake pull wire, a tractor front axle, a tractor rear axle, a brake pipeline and a traction seat, wherein the brake pedal assembly is connected with the vacuum booster brake pump assembly and the tractor output brake pull wire;
the tractor output brake pull wire is connected to a trailer input brake pull wire arranged on the common trailer carriage through a traction seat, and is connected to the trailer carriage with vacuum power-assisted brake through the common trailer output brake pull wire.
Furthermore, a tractor storage battery is further installed on the tractor, and the tractor storage battery is connected with the vacuum power-assisted brake pump assembly and supplies power to the vacuum power-assisted brake pump assembly.
Furthermore, a trailer vacuum power-assisted brake pump assembly is arranged on the trailer carriage with the vacuum power-assisted brake, a tractor output brake pull wire is connected to a trailer input brake pull wire arranged on the common trailer carriage through a traction seat, and then is connected to the trailer carriage with the vacuum power-assisted brake through the common trailer output brake pull wire.
Furthermore, a trailer brake pump assembly is arranged on the common trailer coach and connected with a trailer front axle and a trailer rear axle of the common trailer coach.
Furthermore, a trailer battery is also arranged on the trailer carriage with the vacuum power-assisted brake, and the trailer battery is connected with the trailer vacuum power-assisted brake pump assembly to supply power for the trailer vacuum power-assisted brake pump assembly.
Further, hand brakes are respectively arranged on the common coupling carriage and the coupling carriage with the vacuum power-assisted brake and are respectively connected with a coupling carriage brake pump assembly arranged on the common coupling carriage and a coupling carriage vacuum power-assisted brake pump assembly arranged on the coupling carriage with the vacuum power-assisted brake.
Furthermore, the common trailer carriage is provided with a brake pull wire deconcentrator, the input end of the brake pull wire deconcentrator is connected with an input brake pull wire of the trailer carriage, and the output end of the brake pull wire deconcentrator is respectively connected with the trailer carriage with vacuum boosting braking and the trailer brake pump assembly.
Furthermore, the rear end of the tractor is connected with a plurality of common coupling carriages and a coupling carriage with vacuum boosting brake in series.
The invention has the beneficial effects that: through the implementation of the invention, the brake force of the pedal of the tractor is transmitted to the tractor and the multi-section trailer coach through the brake pull wire, the brake system of the trailer coach is simplified, the synchronous brake of the tractor and the trailer coach is ensured, the trailer coach has the independent brake function, the real-time brake is realized, and the purposes of simplifying the brake system, ensuring the brake performance of the system and reducing the production cost are achieved. In addition, the invention increases the synchronous braking function when the trailer carriage is pulled, shortens the braking distance of the whole vehicle and increases the driving safety of the vehicle; the independent braking function of the trailer coach is added, and the safety of the trailer coach is improved; the rapid assembly of a plurality of sections of carriages can be realized, and the operation is convenient; the brake system has simple structure, low cost and high reliability; the brake system is convenient and quick to use, maintain and debug.
Drawings
FIG. 1 is a schematic structural view of the present invention;
in the figure: 1-a brake pedal assembly; 2-tractor storage battery; 3-vacuum booster brake pump assembly; 4, outputting a brake pull wire by the tractor; 5-front and rear axles of the tractor; 6-brake pipe; 7-a traction seat; 8-inputting a brake pull wire by the trailer; 9-hand brake; 10-a trailer brake pump assembly; 11-brake cable-separating device; 12-front and rear axles of the trailer; 13-connecting the trailer storage battery; 14-a trailer vacuum booster brake pump assembly; 15-the trailer outputs a brake pull wire.
Detailed Description
The technical solution of the present invention is further described below, but the scope of the claimed invention is not limited to the described.
As shown in fig. 1, a hydraulic brake system for a light multi-section connected trailer comprises a tractor, a common coupling carriage, a coupling carriage with vacuum boosting brake and a traction seat 7, wherein the tractor is connected with the common coupling carriage through the traction seat 7, and the coupling carriage with the vacuum boosting brake is connected with the common coupling carriage; the tractor is provided with a brake pedal assembly 1, a vacuum power-assisted brake pump assembly 3, a tractor output brake pull wire 4, a tractor front and rear axle 5, a brake pipeline 6 and a traction seat 7, wherein the brake pedal assembly 1 is connected with the vacuum power-assisted brake pump assembly 3 and the tractor output brake pull wire 4, the vacuum power-assisted brake pump assembly 3 is connected with the brake pipeline 6, and the brake pipeline 6 is connected with the tractor front and rear axle 5;
the tractor output brake pull wire 4 is connected to a trailer input brake pull wire 8 arranged on the common trailer through a traction seat 7, and is connected to the trailer with vacuum power-assisted braking through a common trailer output brake pull wire 15.
Further, still install tractor battery 2 on the tractor, tractor battery 2 is connected with vacuum booster brake pump assembly 3, supplies power for vacuum booster brake pump assembly 3.
Furthermore, a trailer vacuum power-assisted brake pump assembly 14 is arranged on the trailer carriage with the vacuum power-assisted brake, and the tractor output brake pull wire 4 is connected to a trailer input brake pull wire 8 arranged on the common trailer carriage through a traction seat 7 and is connected to the trailer carriage with the vacuum power-assisted brake through a common trailer output brake pull wire.
Further, a trailer brake pump assembly 10 is arranged on the common trailer coach, and the trailer brake pump assembly 10 is connected with a trailer front axle 12 of the common trailer coach.
Furthermore, a trailer battery 13 is further arranged on the trailer carriage with the vacuum power-assisted brake, and the trailer battery 13 is connected with a trailer vacuum power-assisted brake pump assembly 14 to supply power to the trailer vacuum power-assisted brake pump assembly 14.
Further, hand brakes 9 are respectively arranged on the common coupling carriage and the coupling carriage with the vacuum-assisted brake, and are respectively connected with a coupling carriage brake pump assembly 10 arranged on the common coupling carriage and a coupling carriage vacuum-assisted brake pump assembly 14 arranged on the coupling carriage with the vacuum-assisted brake.
Furthermore, the common trailer coach is provided with a brake pull wire deconcentrator 11, the input end of the deconcentrator is connected with the input brake pull wire 8 of the trailer coach, and the output end of the deconcentrator is respectively connected with the trailer coach with vacuum boosting brake and a trailer brake pump assembly 10.
Furthermore, the rear end of the tractor is connected with a plurality of common coupling carriages and a coupling carriage with vacuum boosting brake in series.
When the tractor works, the multiple-section series connection is realized between the connected carriages with vacuum power-assisted braking or the common connected carriages through the traction seat assembly, the traction arm assembly on the connected carriage at the foremost end after the series connection is connected with the traction seat 7 on the tractor through the traction pin assembly, the brake stay wire of the connected carriages and the tractor output brake stay wire 4 are connected through the traction seat 7, the length of the brake stay wire is adjusted, and the braking performance of each connected carriage is ensured. When the vehicle needs to be braked, a driver treads a pedal brake pedal on the brake pedal assembly 1, braking force is transmitted to a brake pump assembly 10 on a common trailer coach and a vacuum booster brake pump assembly 14 on the trailer coach to be subjected to vacuum boosting through a brake pull wire 4 output by the tractor during braking of the tractor, front and rear axle braking of the trailer coach is realized through a hydraulic braking system of the brake pump, and the vacuum booster pump has the effect of reducing pedal treading force and can reduce the pedal treading force. When the ordinary coupling carriage and the coupling carriage with the vacuum-assisted brake are separated from the tractor and are independently parked, the hand brakes 9 arranged on the ordinary coupling carriage and the coupling carriage with the vacuum-assisted brake can ensure the braking function of the coupling carriage.
Claims (8)
1. A hydraulic brake system for a light multi-section trailer, comprising: the tractor is connected with the common trailer coach through the traction seat, and the trailer coach with the vacuum boosting brake is connected with the common trailer coach; the vacuum booster brake system comprises a tractor, a brake pedal assembly, a vacuum booster brake pump assembly, a tractor output brake pull wire, a tractor front axle, a tractor rear axle, a brake pipeline and a traction seat, wherein the brake pedal assembly is connected with the vacuum booster brake pump assembly and the tractor output brake pull wire; the tractor output brake pull wire is connected to a trailer input brake pull wire arranged on the common trailer carriage through a traction seat, and is connected to the trailer carriage with vacuum power-assisted brake through the common trailer output brake pull wire.
2. The hydraulic brake system for a light multi-linked trailer of claim 1, wherein: and the tractor storage battery is connected with the vacuum power-assisted brake pump assembly and supplies power to the vacuum power-assisted brake pump assembly.
3. The hydraulic brake system for a light multi-linked trailer of claim 1, wherein: and a trailer vacuum power-assisted brake pump assembly is arranged on the trailer carriage with the vacuum power-assisted brake.
4. The hydraulic brake system for a light multi-linked trailer of claim 1, wherein: and a trailer brake pump assembly is arranged on the common trailer wagon, and is connected with a front axle and a rear axle of the trailer wagon of the common trailer wagon.
5. A hydraulic brake system for a light multi-linked trailer as set forth in claim 3, wherein: and a trailer battery is also arranged on the trailer carriage with the vacuum power-assisted brake and is connected with the trailer vacuum power-assisted brake pump assembly to supply power to the trailer vacuum power-assisted brake pump assembly.
6. The hydraulic brake system for a light multi-linked trailer of claim 1, wherein: hand brakes are arranged on the common coupling carriage and the coupling carriage with the vacuum boosting brake and are respectively connected with a coupling carriage brake pump assembly arranged on the common coupling carriage and a coupling carriage vacuum boosting brake pump assembly arranged on the coupling carriage with the vacuum boosting brake.
7. The hydraulic brake system for a light multi-linked trailer of claim 4, wherein: the common trailer carriage is provided with a brake pull wire deconcentrator, the input end of the brake pull wire deconcentrator is connected with an input brake pull wire of the trailer carriage, and the output end of the brake pull wire deconcentrator is respectively connected with the trailer carriage with vacuum boosting braking and a trailer brake pump assembly.
8. The hydraulic brake system for a light multi-linked trailer of claim 1, wherein: the rear end of the tractor is connected with a plurality of common coupling carriages and a coupling carriage with vacuum boosting brake in series.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811406221.3A CN109624952B (en) | 2018-11-23 | 2018-11-23 | Hydraulic braking system for light multi-section connected trailer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811406221.3A CN109624952B (en) | 2018-11-23 | 2018-11-23 | Hydraulic braking system for light multi-section connected trailer |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN109624952A CN109624952A (en) | 2019-04-16 |
| CN109624952B true CN109624952B (en) | 2021-08-17 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811406221.3A Active CN109624952B (en) | 2018-11-23 | 2018-11-23 | Hydraulic braking system for light multi-section connected trailer |
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Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109703305B (en) * | 2018-12-03 | 2022-04-22 | 贵州航天特种车有限责任公司 | Traction seat structure capable of transmitting braking force |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4553650A (en) * | 1983-03-07 | 1985-11-19 | General Motors Corporation | Dual function brake pedal providing separate controls for hydraulic and mechanical brakes |
| CA2283541C (en) * | 1998-09-24 | 2007-06-26 | Tekonsha Engineering Company | Brake actuation system for towed vehicles |
| DE102008037695A1 (en) * | 2008-08-14 | 2010-02-25 | Roder, Alfons | Trailer for towing motor vehicle, has brake mechanism mechanically operated over bar and/or Bowden cable, where brake mechanism is engaged into bar and/or Bowden cable for extending and/or shortening bar or Bowden cable |
| CN105358392A (en) * | 2013-06-04 | 2016-02-24 | Cnh工业意大利股份公司 | Apparatuses and methods for braking a tractor-trailer combination |
| CN108501907A (en) * | 2018-05-08 | 2018-09-07 | 南京理工大学 | A kind of active trailer brake system |
-
2018
- 2018-11-23 CN CN201811406221.3A patent/CN109624952B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4553650A (en) * | 1983-03-07 | 1985-11-19 | General Motors Corporation | Dual function brake pedal providing separate controls for hydraulic and mechanical brakes |
| CA2283541C (en) * | 1998-09-24 | 2007-06-26 | Tekonsha Engineering Company | Brake actuation system for towed vehicles |
| DE102008037695A1 (en) * | 2008-08-14 | 2010-02-25 | Roder, Alfons | Trailer for towing motor vehicle, has brake mechanism mechanically operated over bar and/or Bowden cable, where brake mechanism is engaged into bar and/or Bowden cable for extending and/or shortening bar or Bowden cable |
| CN105358392A (en) * | 2013-06-04 | 2016-02-24 | Cnh工业意大利股份公司 | Apparatuses and methods for braking a tractor-trailer combination |
| CN108501907A (en) * | 2018-05-08 | 2018-09-07 | 南京理工大学 | A kind of active trailer brake system |
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| CN109624952A (en) | 2019-04-16 |
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