CN104675886A - Brake device of agriculture machine - Google Patents
Brake device of agriculture machine Download PDFInfo
- Publication number
- CN104675886A CN104675886A CN201510113676.6A CN201510113676A CN104675886A CN 104675886 A CN104675886 A CN 104675886A CN 201510113676 A CN201510113676 A CN 201510113676A CN 104675886 A CN104675886 A CN 104675886A
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- brake
- braking
- brake shoe
- wheel cylinder
- drum
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Abstract
The invention discloses a brake device of an agriculture machine. The brake device comprises a brake drum, a friction lining, more than one brake shoe and a brake bottom plate, wherein the brake drum, the friction lining and the brake shoes are sequentially arranged from exterior to interior, the brake drum is fixedly connected with the brake bottom plate, a through hole is formed in the middle part of the brake bottom plate, a brake wheel cylinder, a reset spring and an adjuster are arranged at the two sides of each brake shoe, brake pistons are arranged at the two ends of each brake wheel cylinder, each adjuster is fixedly connected with the corresponding brake shoe, the brake shoes are mutually connected by the corresponding reset spring, more than one reset spring is arranged, each brake wheel cylinder is connected with a brake liquid pipe, and the brake liquid pipe is fixedly connected with the brake bottom plate by threads. The brake device has the advantages that the operation is convenient, the brake effect is good, and the brake device is very suitable for braking the agriculture machine.
Description
Technical field
The present invention relates to a kind of farm machinery accessory technical field, particularly relate to a kind of agricultural machinery braking device.
Background technique
Agricultural machinery braking device makes agricultural machinery slow down or stop in the shortest distance as required, (making agricultural machinery) has given play to the device of the performance of running at high speed under the premise that security is guaranteed as far as possible, generally be divided into drum-type and disc type two kinds, the advantage of drum brake is, cost is low, dust-proof, be convenient to simultaneously as Parking Brake, shortcoming is that size is large, quality weight, braking heat not easily distributes, insensitivity is bad, disk type braker: be the break that current car front-wheel is conventional, general is all caliper disc brake, disk type braker compares with traditional drum brake, there is following advantage: radiating condition is good, therefore insensitivity is good, anti-character of heat-fading is strong, size and quality little, drum brake is the agricultural machinery break of earliest form, before disk type braker does not also occur, it has been widely used on all kinds of agricultural machinery, but due to structure problem make its in braking process heat dispersion difference and drainage performance poor, retardation efficiency is easily caused to decline, therefore in nearly 30 years, car field is progressively exited and has made way for disk type braker, but because cost compare is low, still use in some economic class cars, be mainly used in the smaller trailing wheel of brake load and parking braking, typical drum brake is primarily of base plate, brake drum, brake shoe, wheel cylinder (brake cylinder), return spring, the component compositions such as locating stud, base plate is arranged on the fixed position of axletree, it is fixed, brake shoe is housed above, wheel cylinder, return spring, locating stud, bear rotary torsion during braking, each drum has a pair brake shoe, brake shoe there is friction facing, brake drum is then mounted on wheel hub, the parts rotated with wheel, it is made by the cast iron of certain deal, shape is like circle drum type, when braking, wheelcylinder piston promotes brake shoe compressing brake drum, brake drum is subject to friction eceleration, wheel is forced to stop operating.
Current existing agricultural machinery brake device structure is complicated, and braking effect is general.
Summary of the invention
The technical problem to be solved in the present invention is to provide a kind of easy to operate, and good braking effect is applicable to the agricultural machinery braking device of agricultural machinery braking very much.
For solving the problem, the present invention adopts following technological scheme:
A kind of agricultural machinery braking device, comprise brake drum, friction facing, brake shoe and braking bottom board, described brake drum, friction facing and brake shoe are arranged successively from outside to inside, friction facing contacts with brake shoe and produces surface friction drag and play braking effect, described brake drum is fixedly connected with braking bottom board, through hole is provided with in the middle part of described braking bottom board, through hole can facilitate the installation of transmission shaft, described brake shoe is provided with more than one piece, described brake shoe both sides are provided with wheel cylinder, Returnning spring and regulator, wheel cylinder can expand brake shoe, Returnning spring can keep brake shoe to shrink, regulator can keep brake shoe in braking process to stablize, described wheel cylinder two ends are provided with brake piston, described regulator is fixedly connected with brake shoe, described brake shoe is interconnected by Returnning spring, described Returnning spring is provided with more than one, described wheel cylinder is connected with brake pipe, brake pipe can keep brake fluid to circulate, described brake pipe is fixedly connected with braking bottom board screw thread.
As preferably, described brake pipe is provided with more than one, enough keeps brake fluid to circulate.
As preferably, described friction facing is ceramic friction liner, and long service life is high temperature resistant.
As preferably, described wheel cylinder is in transmission connection by brake piston and brake shoe, keeps braking smooth and easy, can fast braking when low speed driving.
As preferably, described brake piston is provided with more than one, structural stability when keeping brake shoe braking.
This technological scheme has easy to operate, good braking effect, is applicable to very much the feature of agricultural machinery braking.
The invention has the beneficial effects as follows: the friction facing of setting contacts with brake shoe and produces surface friction drag and play braking effect, wheel cylinder can expand brake shoe, Returnning spring can keep brake shoe to shrink, regulator can keep brake shoe in braking process to stablize, brake pipe can keep brake fluid to circulate, ceramic friction liner long service life, high temperature resistant, wheel cylinder is in transmission connection by brake piston and brake shoe, keep braking smooth and easy, can fast braking when low speed driving, be applicable to very much the braking of agricultural machinery.
Accompanying drawing explanation
In order to be illustrated more clearly in the embodiment of the present invention or technological scheme of the prior art, be briefly described to the accompanying drawing used required in embodiment or description of the prior art below, apparently, accompanying drawing in the following describes is only some embodiments of the present invention, for those of ordinary skill in the art, under the prerequisite not paying creative work, other accompanying drawing can also be obtained according to these accompanying drawings.
Fig. 1 is the structural drawing of a kind of agricultural machinery braking device of the present invention.
Embodiment
Consult shown in Fig. 1, a kind of agricultural machinery braking device, comprise brake drum 1, friction facing 2, brake shoe 3 and braking bottom board 4, described brake drum 1, friction facing 2 and brake shoe 3 are arranged successively from outside to inside, described brake drum 1 is fixedly connected with braking bottom board 4, in use, after wheel cylinder 6 is subject to the hydraulic pressure from braking overall pump, transmitted by brake pipe 10 makes wheel cylinder 6 two ends brake piston 9 can push up the hoof end of brake shoe 3 to the left and right simultaneously, brake shoe 3 there is friction facing 2, brake drum 1 is mounted on wheel hub, rotate with wheel, when braking, the brake piston 9 of wheel cylinder 6 promotes brake shoe 3 and oppresses brake drum 1, brake drum 1 is rubbed and is slowed down, wheel is forced to stop operating, through hole 5 is provided with in the middle part of described braking bottom board 4, described brake shoe 3 is provided with more than one piece, described brake shoe 3 both sides are provided with wheel cylinder 6, Returnning spring 7 and regulator 8, described wheel cylinder 4 two ends are provided with brake piston 9, described regulator 8 is fixedly connected with brake shoe 3, described brake shoe 3 is interconnected by Returnning spring 7, described Returnning spring 7 is provided with more than one, described wheel cylinder 4 is connected with brake pipe 10, described brake pipe 10 is fixedly connected with braking bottom board 4 screw thread.
Described brake pipe 10 is provided with more than one, enough keeps brake fluid to circulate.。
Described friction facing 2 is ceramic friction liner, keeps braking smooth and easy, can fast braking when low speed driving.
Described wheel cylinder 6 is in transmission connection by brake piston 9 and brake shoe 3, keeps brake shoe structural stability.
Described brake piston 9 is provided with more than one, structural stability when keeping brake shoe to brake.
In use, after wheel cylinder 6 is subject to the hydraulic pressure from braking overall pump, transmitted by brake pipe 10 makes wheel cylinder 6 two ends brake piston 9 can push up the hoof end of brake shoe 3 to the left and right simultaneously, brake shoe 3 has friction facing 2, brake drum 1 is mounted on wheel hub, rotates with wheel, when braking, the brake piston 9 of wheel cylinder 6 promotes brake shoe 3 and oppresses brake drum 1, and brake drum 1 is rubbed and slows down, and forces wheel to stop operating.
The invention has the beneficial effects as follows: the friction facing of setting contacts with brake shoe and produces surface friction drag and play braking effect, wheel cylinder can expand brake shoe, Returnning spring can keep brake shoe to shrink, regulator can keep brake shoe in braking process to stablize, brake pipe can keep brake fluid to circulate, ceramic friction liner long service life, high temperature resistant, wheel cylinder is in transmission connection by brake piston and brake shoe, keep braking smooth and easy, can fast braking when low speed driving, be applicable to very much the braking of agricultural machinery.
The above; be only the specific embodiment of the present invention; but protection scope of the present invention is not limited thereto; any change of expecting without creative work or replacement; all should be encompassed within protection scope of the present invention; therefore, the protection domain that protection scope of the present invention should limit with claims is as the criterion.
Claims (5)
1. an agricultural machinery braking device, it is characterized in that: comprise brake drum, friction facing, brake shoe and braking bottom board, described brake drum, friction facing and brake shoe are arranged successively from outside to inside, described brake drum is fixedly connected with braking bottom board, through hole is provided with in the middle part of described braking bottom board, described brake shoe is provided with more than one piece, described brake shoe both sides are provided with wheel cylinder, Returnning spring and regulator, described wheel cylinder two ends are provided with brake piston, described regulator is fixedly connected with brake shoe, described brake shoe is interconnected by Returnning spring, described Returnning spring is provided with more than one, described wheel cylinder is connected with brake pipe, described brake pipe is fixedly connected with braking bottom board screw thread.
2. agricultural machinery braking device according to claim 1, is characterized in that: described brake pipe is provided with more than one.
3. agricultural machinery braking device according to claim 2, is characterized in that: described friction facing is ceramic friction liner.
4. agricultural machinery braking device according to claim 3, is characterized in that: described wheel cylinder is in transmission connection by brake piston and brake shoe.
5. agricultural machinery braking device according to claim 4, is characterized in that: described brake piston is provided with more than one.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510113676.6A CN104675886A (en) | 2015-03-16 | 2015-03-16 | Brake device of agriculture machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510113676.6A CN104675886A (en) | 2015-03-16 | 2015-03-16 | Brake device of agriculture machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN104675886A true CN104675886A (en) | 2015-06-03 |
Family
ID=53311334
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510113676.6A Pending CN104675886A (en) | 2015-03-16 | 2015-03-16 | Brake device of agriculture machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN104675886A (en) |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2353617Y (en) * | 1998-07-01 | 1999-12-15 | 普桂英 | Brake for trailer of tractor |
| US20060219493A1 (en) * | 2005-03-31 | 2006-10-05 | Nisshinbo Industries, Inc. | Automatic shoe clearance adjustment apparatus |
| CN102312944A (en) * | 2010-06-29 | 2012-01-11 | 比亚迪股份有限公司 | Drum brake |
-
2015
- 2015-03-16 CN CN201510113676.6A patent/CN104675886A/en active Pending
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2353617Y (en) * | 1998-07-01 | 1999-12-15 | 普桂英 | Brake for trailer of tractor |
| US20060219493A1 (en) * | 2005-03-31 | 2006-10-05 | Nisshinbo Industries, Inc. | Automatic shoe clearance adjustment apparatus |
| CN102312944A (en) * | 2010-06-29 | 2012-01-11 | 比亚迪股份有限公司 | Drum brake |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20150603 |
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| RJ01 | Rejection of invention patent application after publication |