Braking system of forest transportation mechanical equipment

Abstract

The utility model provides a brake system of forest transportation mechanical equipment, which belongs to the field of vehicle accessory devices and comprises an axle housing, a brake mechanism and a power input shaft, the brake mechanism and the power input shaft are respectively arranged in the axle housing, and the brake mechanism comprises a brake hydraulic cylinder, a left drum disc, a right drum disc, a plurality of friction plates and a plurality of steel sheets. The left drum disc and the right drum disc are arranged on the power input shaft in a sleeving mode, a left roller is installed on the left drum disc, a right roller is installed on the right drum disc, the left roller and the right roller are arranged side by side, friction plates and steel sheets are arranged between the left roller and the inner wall of the axle housing and between the right roller and the inner wall of the axle housing, and the multiple friction plates are arranged on the outer side of the left drum disc and the outer side of the right drum disc respectively. The friction plates are connected with the power input shaft through splines, the steel sheets are arranged between the friction plates, and the brake hydraulic cylinder is fixedly connected with the axle housing. The braking system of the forest transportation mechanical equipment is good in braking effect, capable of guaranteeing braking and parking safety of a vehicle, convenient to operate, simple and labor-saving.

Description

Technical Field

[0001] The utility model relates to the field of vehicle accessory devices, in particular to a braking system for forest transport machinery equipment. Background Art

[0002] Braking device (brake equipment) is the general term for all braking and deceleration systems installed on vehicles. Its function is to slow down or stop a moving vehicle, or to keep a stopped vehicle immobile. Since the structure and performance of the braking device are directly related to the safety of vehicles and personnel, it is considered an important safety part of the vehicle and is widely valued. However, log trucks often need to operate on extremely uneven terrain such as hills and mountains. If log trucks use ordinary braking devices, the uneven terrain will easily cause the stopped log truck to shake, which limits the parking performance of the log truck and its adaptability to mountain operations. Therefore, a braking system for forest transportation machinery is needed. Utility Model Content

[0003] The purpose of the utility model is to provide a braking system for forest transport machinery and equipment to solve the technical problems mentioned in the background technology. The braking system for forest transport machinery and equipment of the utility model can make the wood transport vehicle stop steadily without shaking on extremely uneven terrain such as hills and mountains, with good braking effect, safe and reliable, and is suitable for wood transport vehicles that often operate on extremely uneven terrain such as hills and mountains.

[0004] In order to achieve the above purpose, the technical solution adopted by the utility model is as follows:

[0005] A braking system for forest transport machinery equipment includes a bridge housing, a braking mechanism and a power input shaft, wherein the braking mechanism and the power input shaft are respectively arranged inside the bridge housing, and the braking mechanism includes a brake hydraulic cylinder, a left drum disc, a right drum disc, a plurality of friction plates and a plurality of steel plates, wherein the left drum disc and the right drum disc are respectively sleeved on the power input shaft, a left roller is installed on the left drum disc, and a right roller is installed on the right drum disc, the left roller and the right roller are arranged side by side, the friction plates and the steel plates are arranged between the left drum disc and the inner wall of the bridge housing, and between the right drum disc and the inner wall of the bridge housing, a plurality of friction plates are respectively arranged on the outer sides of the left drum disc and the right drum disc, and the plurality of friction plates are respectively connected to the power input shaft through splines, steel plates are arranged between the friction plates, and the brake hydraulic cylinder is fixedly connected to the bridge housing.

[0006] Furthermore, a top tongue is fixedly mounted on the piston rod of the brake hydraulic cylinder, wedge surfaces are arranged on the upper and lower sides of the top tongue, and the upper and lower sides of the top tongue are arranged to lean against between the left roller and the right roller.

[0007] Furthermore, the left drum disc and the right drum disc are rotatably connected to the bridge housing respectively, and receiving grooves from shallow to deep are respectively arranged on the opposite sides of the left drum disc and the right drum disc, and balls are arranged inside the receiving grooves, and a return spring is arranged between the left drum disc and the right drum disc.

[0008] Furthermore, the receiving groove on the left drum disc is arranged opposite to the receiving groove on the right drum disc, and the receiving groove is arranged in an ellipsoid shape with one end larger than the other end.

[0009] Furthermore, a plurality of mounting holes are installed on the top of the bridge housing, and the bridge housing is fixedly connected to the external vehicle frame through the mounting holes.

[0010] The utility model has the following beneficial effects due to the adoption of the above technical solution:

[0011] The braking system of the forest transport machinery and equipment of the utility model extends the piston rod of the brake hydraulic cylinder so that the top tongue on the piston rod of the brake hydraulic cylinder presses on the left roller and the right roller, so that the left drum plate and the right drum plate move toward the friction plates on both sides respectively, so that the speed of the power input shaft is reduced or stopped, thereby playing a braking role with good braking effect to ensure the parking safety of the vehicle; the piston rod of the brake hydraulic cylinder can also be recovered so that the top tongue on the piston rod of the brake hydraulic cylinder releases the left roller and the right roller, and the return spring resets the left drum plate and the right drum plate, which is convenient to operate and simple and labor-saving. BRIEF DESCRIPTION OF THE DRAWINGS

[0012] Figure 1 It is a structural schematic diagram of the braking system of the forest transport machinery equipment of the utility model;

[0013] Figure 2 It is an internal schematic diagram of the braking system of the forest transport machinery of the utility model;

[0014] Figure 3 It is a schematic diagram of the connection between the left drum plate and the right drum plate of the utility model;

[0015] Figure 4 It is a schematic diagram of the left drum of the utility model;

[0016] Figure 5 It is a schematic diagram of the right drum plate of the utility model.

[0017] In the attached drawings, 1-bridge housing, 21-brake hydraulic cylinder, 22-left drum, 221-left roller, 23-right drum, 231-right roller, 24-friction plate, 25-steel plate, 26-top tongue, 27-accommodating groove, 28-ball, 29-return spring, 3-power input shaft. DETAILED DESCRIPTION

[0018] In order to make the purpose, technical solution and advantages of the utility model more clear, the utility model is further described in detail with reference to the accompanying drawings and preferred embodiments. However, it should be noted that many details listed in the specification are only for the purpose of enabling readers to have a thorough understanding of one or more aspects of the utility model, and these aspects of the utility model can be realized even without these specific details.

[0019] like Figure 1-5 As shown, a forest transport machinery and equipment braking system includes a bridge housing 1, a braking mechanism and a power input shaft 3, the braking mechanism and the power input shaft 3 are respectively arranged inside the bridge housing 1, the braking mechanism includes a brake hydraulic cylinder 21, a left drum disc 22, a right drum disc 23, a plurality of friction plates 24 and a plurality of steel plates 25, the left drum disc 22 and the right drum disc 23 are respectively sleeved on the power input shaft 3, a left roller 221 is installed on the left drum disc 22, a right roller 231 is installed on the right drum disc 23, and the left The roller 221 and the right roller 231 are arranged side by side, and the friction plate 24 and the steel plate 25 are arranged between the left drum plate 22 and the inner wall of the bridge housing 1 and between the right drum plate 23 and the inner wall of the bridge housing 1. Several friction plates 24 are respectively arranged on the outer sides of the left drum plate 22 and the right drum plate 23. A spline 31 is arranged on the power input shaft 3, and several friction plates 24 are respectively connected to the power input shaft 3 through the spline. The steel plate 25 is arranged between the friction plates 24, and the brake hydraulic cylinder 21 is fixedly connected to the bridge housing 1. Several mounting holes 11 are installed on the top of the bridge housing 1, and the bridge housing 1 is fixedly connected to the external frame through the mounting holes 11, so that it is easy to install and disassemble. The braking system of the forest transportation machinery equipment of the utility model can make the wood transport vehicle stop steadily without shaking in extremely uneven terrain such as hills and mountains, and has a good braking effect, which is safe and reliable. It is suitable for wood transport vehicles that often operate in extremely uneven terrain such as hills and mountains.

[0020] like Figure 2-5As shown, a tongue 26 is fixedly mounted on the piston rod of the brake hydraulic cylinder 21, and wedge surfaces are provided on the upper and lower sides of the tongue 26, and the upper and lower sides of the tongue 26 are arranged to lean against the left roller 221 and the right roller 231. The left drum 22 and the right drum 23 are respectively connected to the bridge housing 1 for rotation, and a receiving groove 27 from shallow to deep is respectively provided on the opposite side of the left drum 22 and the right drum 23, and a ball 28 is provided inside the receiving groove 27, and a return spring 29 is provided between the left drum 22 and the right drum 23. The receiving groove 27 on the left drum 22 is arranged opposite to the receiving groove 27 on the right drum 23, and the receiving groove 27 is arranged in an ellipsoid shape with one end larger and the other end smaller. The forest transport machinery and equipment braking system of the utility model extends the piston rod of the brake hydraulic cylinder 21, so that the top tongue 26 on the piston rod of the brake hydraulic cylinder 21 presses on the left roller 221 and the right roller 231, so that the left drum plate 22 and the right drum plate 23 move toward the friction plates 24 on both sides respectively, so that the speed of the power input shaft 3 is reduced or stopped, thereby playing a braking role with good braking effect to ensure the parking safety of the vehicle; the piston rod of the brake hydraulic cylinder 21 can also be recovered, so that the top tongue 26 on the piston rod of the brake hydraulic cylinder 21 releases the left roller 221 and the right roller 231, and the reset spring 29 resets the left drum plate 22 and the right drum plate 23, which is convenient to operate and simple and labor-saving.

[0021] How it works

[0022] When braking, the piston rod of the brake hydraulic cylinder 21 extends, and the top tongue 26 on the piston rod of the brake hydraulic cylinder 21 presses on the left roller 221 and the right roller 231, and the left drum plate 22 and the right drum plate 23 move toward the friction plates 24 on both sides respectively, so that the speed of the power input shaft 3 is reduced or stopped, thereby playing a braking role; the piston rod of the brake hydraulic cylinder 21 is retracted, and the top tongue 26 on the piston rod of the brake hydraulic cylinder 21 releases the left roller 221 and the right roller 232, and the return spring 29 resets the left drum plate 22 and the right drum plate 23.

[0023] The above is only a preferred embodiment of the present invention. It should be pointed out that for ordinary technicians in this technical field, several improvements and modifications can be made without departing from the principle of the present invention. These improvements and modifications should also be regarded as the protection scope of the present invention.

Claims

1. A braking system for forest transport machinery, characterized in that: The invention comprises a bridge housing (1), a brake mechanism and a power input shaft (3), wherein the brake mechanism and the power input shaft (3) are respectively arranged inside the bridge housing (1), the brake mechanism comprises a brake hydraulic cylinder (21), a left drum disc (22), a right drum disc (23), a plurality of friction plates (24) and a plurality of steel plates (25), the left drum disc (22) and the right drum disc (23) are respectively sleeved on the power input shaft (3), the left drum disc (22) is provided with a left roller (221), the right drum disc (23) is provided with a right roller (231), and the left roller (221) and the right roller (231) are arranged side by side, the friction plate (24) and the steel plate (25) are provided between the left drum plate (22) and the inner wall of the bridge housing (1) and between the right drum plate (23) and the inner wall of the bridge housing (1), a plurality of friction plates (24) are respectively arranged on the outer sides of the left drum plate (22) and the right drum plate (23), and a plurality of friction plates (24) are respectively connected to the power input shaft through splines, the steel plate (25) is arranged between the friction plates (24), and the brake hydraulic cylinder (21) is fixedly connected to the bridge housing (1).

2. The braking system for forest transport machinery according to claim 1, characterized in that: A top tongue (26) is fixedly mounted on the piston rod of the brake hydraulic cylinder (21), and wedge surfaces are arranged on the upper and lower sides of the top tongue (26), and the upper and lower sides of the top tongue (26) are arranged to lean against between the left roller (221) and the right roller (231).

3. The braking system for forest transport machinery according to claim 1, characterized in that: The left drum disc (22) and the right drum disc (23) are respectively connected to the bridge housing (1) for rotation. On the opposite sides of the left drum disc (22) and the right drum disc (23), receiving grooves (27) extending from shallow to deep are respectively arranged. Ball bearings (28) are arranged inside the receiving grooves (27). A return spring (29) is arranged between the left drum disc (22) and the right drum disc (23).

4. The braking system for forest transport machinery according to claim 3 is characterized in that: The receiving groove (27) on the left drum plate (22) is arranged opposite to the receiving groove (27) on the right drum plate (23), and the receiving groove (27) is arranged in an ellipsoid shape with one end larger than the other end.

5. The braking system for forest transport machinery according to claim 1, characterized in that: A plurality of mounting holes (11) are installed on the top of the bridge housing (1), and the bridge housing (1) is fixedly connected to the external vehicle frame through the mounting holes (11).

Images