CN201092376Y - Synchronous braking system - Google Patents

Abstract

A synchronous brake system is characterized by comprising a first brake operating device, a second brake operating device, a first drum brake device, a second drum brake device, a first balance plate, a second balance plate, a first sleeve, a second sleeve, a first lead, a third sleeve, a fourth sleeve and a second lead. When the first brake operating device is operated, the first wires in the first and second sleeves and connected between the first brake operating device and the first drum brake device are pulled, so that the first balance plate rotates relative to the second balance plate, and the second wires in the third and fourth sleeves and connected between the second brake operating device and the second drum brake device are pulled, thereby driving the first and second drum brake devices to simultaneously generate brake effect. The utility model discloses reach the effect of synchronous braking with simple structure, and it can have advantages such as reduction equipment complexity and manufacturing cost.

Description

synchronous braking system

technical field

The utility model relates to a synchronous braking system, in particular to a synchronous braking system with simplified structure.

Background technique

Generally speaking, there are various types of braking systems currently used in vehicles, and most of them have complicated structures, which will increase the complexity of assembly and the manufacturing cost.

Utility model content

The purpose of the utility model is to provide a synchronous braking system, which has a simple structure and is easy to manufacture.

The purpose of this utility model is achieved in that a synchronous brake system includes a first brake operating device with a first operating lever; a second brake operating device with a second operating lever; a first drum type The brake device has a first brake rocker arm; a second drum brake device has a second brake rocker arm; a first balance plate has a first end, a second end and a first A pivot joint, wherein the first end is opposite to the second end, and the first pivot is located between the first end and the second end; a second balance plate, pivot connected to the first balance plate, and has a third end, a fourth end and a second pivot, wherein the third end is opposite to the fourth end, and the second pivot The part is located between the third end and the fourth end, and is pivotally connected to the first pivotal part, the first end is opposite to the third end, and the second end is relative to the first Four ends; a first bushing abutted between the first brake operating device and the first end of the first balance plate; a second bushing abutted against the second balance plate Between the third end of the first drum brake device and the first wire, passing through the first bushing and the second bushing, and connected to the first operating lever and the second between a brake rocker arm; a third bushing abutted between the second brake operating device and the second end of the first balance plate; a fourth bushing abutted against the second Between the fourth end of the balance plate and the second drum brake device; and a second wire passing through the third bushing and the fourth bushing and connected to the second operating between the lever and the second brake rocker arm.

Meanwhile, the synchronous brake system according to the present invention further includes a torsion spring disposed and abutted between the first balance plate and the second balance plate.

Also in the present invention, the torsion spring is pivotally disposed on the first pivotal portion and the second pivotal portion.

Also in the present utility model, the first wire is connected to the first operating lever and the first brake via the first end of the first balance board and the third end of the second balance board. between the rocker arms.

Also in the present utility model, the second wire is connected to the second operating lever and the second brake via the second end of the first balance board and the fourth end of the second balance board. between the rocker arms.

Also in the present utility model, the first brake operating device further has a first fixed seat, the first operating lever is connected to the first fixed seat in a rotational manner, and the first sleeve abuts against the first Between the fixing base and the first end of the first balance plate.

Also in the present utility model, the second brake operating device further has a second fixing base, the second operating lever is connected to the second fixing base in a rotational manner, and the third sleeve abuts against the second fixing base. between the fixing base and the second end of the first balance plate.

Also in the present utility model, the first drum brake device further has a third fixing seat, and the second sleeve abuts against the third end of the second balance plate and the third fixing seat. between.

In this utility model, the second drum brake device further has a fourth fixing seat, and the fourth bushing abuts against the fourth end of the second balance plate and the fourth fixing seat. between.

The utility model has the advantages of achieving the effect of synchronous braking with a simple structure, easy assembly and low manufacturing cost.

Description of drawings

Figure 1 shows a schematic plan view of the synchronous braking system of the present invention in an operating state;

Figure 2 shows a schematic plan view of the synchronous braking system of the present invention in another operating state;

FIG. 3A shows a schematic plan view of the first balance plate of the synchronous braking system of the present invention;

Fig. 3B shows a schematic top view of the first balance plate according to Fig. 3A;

FIG. 4A shows a schematic plan view of the second balance plate of the synchronous braking system of the present invention;

FIG. 4B shows a schematic bottom view of the second balance plate according to FIG. 4A .

Explanation of main component symbols

100～synchronous braking system

110 ~ the first brake operating device

111～the first operating lever

112～the first fixed seat

120～Second brake operating device

121～second operating lever

122～Second fixed seat

130～The first drum brake device

131～The first brake rocker arm

132～The third fixed seat

140～Second drum brake device

141～Second brake rocker arm

142～the fourth fixed seat

150～the first balance plate

151 ~ the first end

152 ~ the second end

153～the first pivot joint

154～the first engaging hole

155～Second engaging hole

160～Second balance plate

161 ~ the third end

162 ~ the fourth end

163～Second pivot joint

164～Third engaging hole

165～the fourth engaging hole

166～torque spring

171～the first casing

172～Second casing

173～Third casing

174～the fourth casing

181～first wire

182～Second wire

In order to make the above-mentioned purpose, features and advantages of the present invention more comprehensible, preferred embodiments are specifically cited below and described in detail in conjunction with the accompanying drawings.

Detailed ways

The preferred embodiment of the present utility model is hereby described in conjunction with the drawings.

Please refer to Fig. 1 and Fig. 2, the synchronous brake system 100 of the present embodiment mainly includes a first brake operating device 110, a second brake operating device 120, a first drum brake device 130, a second drum brake device 140, a first balance plate 150, a second balance plate 160, a torsion spring 166, a first sleeve 171, a second sleeve 172, a third sleeve 173, a fourth sleeve 174 , a first wire 181 and a second wire 182 .

Still as shown in FIG. 1 and FIG. 2 , the first brake operating device 110 has a first operating lever 111 and a first fixing base 112 , and the first operating lever 111 is connected to the first fixing base 112 in a rotational manner.

The second brake operating device 120 has a second operating lever 121 and a second fixing base 122 , and the second operating lever 121 is connected to the second fixing base 122 in a rotational manner.

The first drum brake device 130 has a first brake rocker arm 131 and a third fixing seat 132 .

The second drum brake device 140 has a second brake rocker arm 141 and a fourth fixing seat 142 .

As shown in FIGS. 3A and 3B , the first balance plate 150 has a first end 151 , a second end 152 and two first pivotal portions 153 , and the first end 151 is opposite to the second end 152 , and the first pivot portion 153 is located between the first end portion 151 and the second end portion 152 . In more detail, the first balance plate 150 also has a first engaging hole 154 and a second engaging hole 155, the first engaging hole 154 is located on the first end 151, and the second engaging hole 155 is located on the second end 152 .

As shown in Figure 1, Figure 2, Figure 4A and Figure 4B, the second balance board 160 is pivotally connected to the first balance board 150, and the second balance board 160 has a third end 161, a fourth The end portion 162 and the two second pivotal portions 163 . The third end portion 161 is opposite to the fourth end portion 162 , the second pivot portion 163 is located between the third end portion 161 and the fourth end portion 162 , and the second pivot portion 163 is pivotally connected to the first balance plate 150 The first pivot portion 153. It should be noted that the first end 151 and the second end 152 of the first balance plate 150 are respectively opposite to the third end 161 and the fourth end 162 of the second balance plate 160 . In more detail, as shown in FIG. 4A and FIG. 4B , the second balance plate 160 also has a third engaging hole 164 and a fourth engaging hole 165, and the third engaging hole 164 is located at the third end. 161 , and the fourth engaging hole 165 is located on the fourth end 162 .

Still as shown in FIG. 1 and FIG. 2 , the torsion spring 166 is disposed and abutted between the first balance plate 150 and the second balance plate 160 . More specifically, the torsion spring 166 is pivotally disposed on the first pivot portion 153 of the first balance plate 150 and the second pivot portion 163 of the second balance plate 160 .

The first sleeve 171 abuts between the first brake operating device 110 and the first end 151 of the first balance plate 150 . In more detail, the first sleeve 171 abuts against the first fixing seat 112 of the first brake operating device 110 and the first engaging hole engaged with the first end 151 of the first balance plate 150 Among 154.

The second sleeve 172 abuts between the third end 161 of the second balance plate 160 and the first drum brake device 130 . More specifically, the second sleeve 172 is engaged in the third engaging hole 164 on the third end 161 of the second balance plate 160 and abuts against the third engaging hole 164 of the first drum brake device 130 . Fixing seat 132.

The first wire 181 is passed through the first bushing 171 and the second bushing 172, and the first wire 181 is connected to the first operating lever 111 of the first brake operating device 110 and the first operating lever 111 of the first drum brake device 130. Between a brake rocker arm 131 . It should be noted that the first wire 181 is connected to the first operating lever 111 and the first brake rocker arm 131 via the first end 151 of the first balance plate 150 and the third end 161 of the second balance plate 160 between.

The third sleeve 173 abuts between the second brake operating device 120 and the second end 152 of the first balance plate 150 . More specifically, the third sleeve 173 abuts against the second fixing seat 122 of the second brake operating device 120 and engages with the second engaging hole 155 on the second end 152 of the first balance plate 150 . among.

The fourth sleeve 174 abuts between the fourth end 162 of the second balance plate 160 and the second drum brake device 140 . More specifically, the fourth bushing 174 is engaged in the fourth engaging hole 165 on the fourth end 162 of the second balance plate 160 and abuts against the fourth engaging hole 165 of the second drum brake device 140 . Fixing seat 142.

The second wire 182 is passed through the third bushing 173 and the fourth bushing 174, and the second wire 182 is connected to the second operating lever 121 of the second brake operating device 120 and the first drum brake device 140. Between the two brake rocker arms 141 . It should be noted that the second wire 182 is connected to the second operating lever 121 and the second brake rocker arm 141 through the second end 152 of the first balance plate 150 and the fourth end 162 of the second balance plate 160 . between.

In addition, in this embodiment, the first sleeve 171 , the second sleeve 172 , the third sleeve 173 and the fourth sleeve 174 are all made of moderately rigid materials.

In addition, it is worth noting that when the synchronous braking system 100 is not in operation, the second balance plate 160 is not only pivotally connected to the first balance plate 150, but the second balance plate 160 will also abut against the first balance plate 150. Balance plate 150 . At this time, as shown in FIG. 1 , the distance between the first end portion 151 and the third end portion 161 is greater than the distance between the second end portion 152 and the fourth end portion 162 .

As mentioned above, when the second brake operating device 120 is operated, that is, when the second operating lever 121 is operated or rotated, the second wire 182 passing through the third bushing 173 and the fourth bushing 174 will being pulled. At this time, the second brake rocker arm 141 will be pulled by the second wire 182 , thus causing the second drum brake device 140 to produce a braking effect.

On the other hand, when the first brake operating device 110 is operated, that is, when the first operating lever 111 is operated or rotated, the first wire 181 passed through the first bushing 171 and the second bushing 172 will be pulled. Here, in particular, since the actuation stroke of the first brake rocker arm 131 is designed to be smaller than the actuation stroke of the first operating lever 111, during the process of pulling the first wire 181, the first brake rocker arm 131 is first pulled by the first wire 181 so that the first drum brake device 130 produces a braking effect. Then, as shown in FIG. 2, the pulled first wire 181 will force the first sleeve 171 and the second sleeve 172 to squeeze the first end 151 of the first balance plate 150 and the second balance plate respectively. The third end portion 161 of 160 thus makes the first balance plate 150 and the second balance plate 160 relatively rotate with the first pivot portion 153 and the second pivot portion 163 as fulcrums. At this time, the distance between the first end portion 151 and the third end portion 161 will decrease, while the distance between the second end portion 152 and the fourth end portion 162 will increase, and the torsion spring 166 will be moved by the first balance plate. The member 150 and the second balance board member 160 are extruded. As mentioned above, since the distance between the second end 152 of the first balance plate 150 and the fourth end 162 of the second balance plate 160 has increased, the fourth end abutting against the second balance plate 160 The fourth sleeve 174 between the end portion 162 and the fourth fixing seat 142 of the second drum brake device 140 forces the second wire 182 to pull the second brake rocker arm 141 . As mentioned above, when the first brake operating device 110 is operated, the first drum brake device 130 and the second drum brake device 140 can simultaneously produce a braking effect.

In addition, when the operation of the first brake operating device 110 stops, the first balance plate 150 and the second balance plate 160 will be relatively rotated to the original position shown in FIG. 1 by the restoring elastic force provided by the torsion spring 166 .

To sum up, the synchronous braking system disclosed in the present invention can achieve the effect of synchronous braking with a simple structure, and it has the advantages of reducing assembly complexity and manufacturing cost.

Claims (9)

1. synchronous braking system is characterized in that comprising:

One first brake handling device has one first operating lever;

One second brake handling device has one second operating lever;

One first Drum brake device has one first brake rocking arm;

One second Drum brake device has one second brake rocking arm;

One first balance plate has a first end, a second end and one first articulated section, and wherein, this first end is with respect to this second end, and this first articulated section is between this first end and this second end;

One second balance plate, be articulated in the first balance plate, and have one the 3rd end, one the 4th end and one second articulated section, wherein, the 3rd end is with respect to the 4th end, and this second articulated section and is articulated in this first articulated section between the 3rd end and the 4th end, this first end is with respect to the 3rd end, and this second end is with respect to the 4th end;

One first sleeve pipe is connected between this first end of the first brake handling device and this first balance plate;

One second sleeve pipe is connected between the 3rd end and this first Drum brake device of the second balance plate;

One first lead is arranged among first sleeve pipe and this second sleeve pipe, and is connected between this first operating lever and this first brake rocking arm;

One the 3rd sleeve pipe is connected between this second end of the second brake handling device and the first balance plate;

One quadruplet pipe is connected between the 4th end and the second Drum brake device of the second balance plate; And

One second lead is arranged among the 3rd sleeve pipe and this quadruplet pipe, and is connected between this second operating lever and this second brake rocking arm.

2. synchronous braking system as claimed in claim 1 is characterized in that more comprising a torsion spring, is to be provided with and to be connected between the first balance plate and this second balance plate.

3. synchronous braking system as claimed in claim 2 is characterized in that torsion spring is hubbed on first articulated section and second articulated section.

4. synchronous braking system as claimed in claim 1 is characterized in that first lead is connected in via the 3rd end of the first end of the first balance plate and the second balance plate between first operating lever and the first brake rocking arm.

5. as the synchronous braking system as described in the 1st of the claim, wherein, this second lead system is connected in this second operating lever and second brakes between the rocking arm with this via the 4th end of this second end of this first balance plate and this second balance plate.

6. synchronous braking system as claimed in claim 1, it is characterized in that the first brake handling device has more one first permanent seat, first operating lever is connected in first permanent seat in the mode of rotating, and first sleeve pipe is connected between this first end of first permanent seat and the first balance plate.

7. synchronous braking system as claimed in claim 1, it is characterized in that the second brake handling device has more one second permanent seat, this second operating lever is connected in second permanent seat in the mode of rotating, and the 3rd sleeve pipe is connected between this second end of second permanent seat and the first balance plate.

8. synchronous braking system as claimed in claim 1 it is characterized in that the first Drum brake device has more one the 3rd permanent seat, and this second sleeve pipe is connected between the 3rd end and the 3rd permanent seat of the second balance plate.

9. synchronous braking system as claimed in claim 1 it is characterized in that this second Drum brake device has more one the 4th permanent seat, and this quadruplet pipe is connected between the 4th end and the 4th permanent seat of this second balance plate.

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