CN-224225234-U - Hydraulic brake device

Abstract

The utility model provides an oil pressure brake device which comprises an upper hydraulic brake pump and a brake caliper, wherein the upper hydraulic brake pump is connected with the brake caliper through a hydraulic pipeline, the upper hydraulic brake pump comprises an upper pump main body, an oil storage chamber, a first plug and a second plug, an oil cylinder is arranged in the upper pump main body and is communicated with the brake caliper through the hydraulic pipeline, the oil storage chamber is connected with the upper pump main body, an oil storage cavity is formed in the oil storage chamber and is communicated with the oil cylinder, an oil filling hole is formed in the upper side of the oil storage chamber, one end of the oil storage cavity is provided with an opening, the oil storage cavity is in a stepped hole shape and comprises a small cavity and a large cavity, the diameter of the small cavity is smaller than that of the large cavity, the small cavity is formed in one side of the large cavity, which faces away from the opening, the oil filling hole is formed in the side wall of the small cavity, the first plug is suitable for being arranged in the oil filling hole to block the oil filling hole, and the second plug is suitable for being arranged in the opening to block the opening. The oil pressure braking device provided by the utility model can increase the oil storage capacity under the same volume while ensuring the tightness of the oil storage chamber.

Inventors

• YUAN WEIBIN

Assignees

• 天津超人科技有限公司

Dates

Publication Date

20260512

Application Date

20250224

Claims (9)

1. 1. The utility model provides an oil pressure brake equipment, includes pump and brake calliper on the hydraulic pressure brake, the pump on the hydraulic pressure brake pass through the hydraulic line with brake calliper is connected, its characterized in that, pump on the hydraulic pressure brake includes: an upper pump main body, an oil cylinder arranged in the upper pump main body and communicated with the brake caliper through the hydraulic pipeline, and The oil storage chamber is connected with the upper pump main body, an oil storage cavity is formed in the oil storage chamber, the oil storage cavity is communicated with the oil cylinder, an oil filling hole is formed in the upper side of the oil storage chamber, an opening is formed in one end of the oil storage chamber, the oil storage cavity is in a stepped hole shape and comprises a small cavity and a large cavity, the diameter of the small cavity is smaller than that of the large cavity, the small cavity is arranged on one side, facing away from the opening, of the large cavity, and the oil filling hole is formed in the side wall of the small cavity; A first plug adapted to be disposed within the fuel filler hole to block the fuel filler hole, and And the second plug is suitable for being arranged in the opening and blocking the opening.
2. 2. The oil pressure brake apparatus according to claim 1, wherein the oil reservoir is provided obliquely.
3. 3. The hydraulic brake system of claim 1 wherein the hydraulic brake upper pump further comprises an oil bladder disposed within the reservoir.
4. 4. The oil pressure brake device of claim 3, wherein the oil bag is cross-shaped, one end of the oil bag is provided with a clamping seat, one end side wall of the oil bag is abutted against the side wall of the small cavity, the side wall of the large cavity is provided with a baffle ring, and the clamping seat of the oil bag is arranged between the baffle ring and the opening and is abutted against the baffle ring.
5. 5. The hydraulic brake system of claim 4 wherein the hydraulic brake pump further comprises a pressure pad sandwiched between the cartridge and the second plug.
6. 6. The hydraulic brake device of claim 1 wherein the upper pump body is further integrally provided with a hoop and a support, the hoop being provided in the middle of the upper pump body, the support being provided at the tail of the upper pump body.
7. 7. The oil pressure brake apparatus according to claim 1, wherein the upper pump body further includes: the oil pushing piston is arranged in the oil cylinder in a sliding manner; the brake handle is rotationally connected with the upper pump main body; the universal shaft is in running fit with the brake crank; A push rod, one end of which is connected with the oil pushing piston, the other end of which is provided with a screw thread adjusting section, the screw thread adjusting section penetrates through the universal shaft and is in screw thread fit with the universal shaft, and And the return spring is arranged in the oil cylinder and is arranged at one end of the oil pushing piston, which is opposite to the push rod, one end of the return spring is in butt joint with the oil pushing piston, and the other end of the return spring is in butt joint with the oil cylinder.
8. 8. The oil pressure brake apparatus according to claim 1, wherein the upper pump body and the oil reservoir chamber are integrally connected.
9. 9. The oil pressure brake apparatus of claim 7, wherein the upper pump body and the oil reservoir chamber are made of forged aluminum.

Description

Hydraulic brake device Technical Field The utility model belongs to the technical field of mechanical braking, and particularly relates to an oil pressure braking device. Background The principle of the hydraulic brake device is that oil is used as a medium, oil is filled into an oil cylinder of a brake upper pump, and the pressure oil is transmitted to a brake caliper through an oil pipe to rub a disc to play a role of braking. The oil in the oil pressure brake device can generate certain loss in the use process, and the brake upper pump in the existing brake device is generally provided with an oil storage chamber for storing the oil and is communicated with the oil cylinder, so that the oil cylinder is kept in an oil-full state, and sufficient braking force is further provided. In order to ensure tightness, the oil filling hole is generally required to be longer to provide sufficient sealing area, so that the oil storage chamber is required to have thicker wall thickness, the volume of the oil storage chamber is smaller, the oil storage amount is smaller, and the service life of single oil filling is shorter. Disclosure of utility model The utility model provides an oil pressure brake device, which aims to solve the technical problems in the background art. In order to achieve the above purpose, the utility model adopts the technical scheme that the hydraulic brake device comprises a hydraulic brake upper pump and a brake caliper, wherein the hydraulic brake upper pump is connected with the brake caliper through a hydraulic pipeline, and the hydraulic brake upper pump comprises: an upper pump main body, an oil cylinder arranged in the upper pump main body and communicated with the brake caliper through the hydraulic pipeline, and The oil storage chamber is connected with the upper pump main body, an oil storage cavity is formed in the oil storage chamber, the oil storage cavity is communicated with the oil cylinder, an oil filling hole is formed in the upper side of the oil storage chamber, an opening is formed in one end of the oil storage chamber, the oil storage cavity is in a stepped hole shape and comprises a small cavity and a large cavity, the diameter of the small cavity is smaller than that of the large cavity, the small cavity is arranged on one side, facing away from the opening, of the large cavity, and the oil filling hole is formed in the side wall of the small cavity; A first plug adapted to be disposed within the fuel filler hole to block the fuel filler hole, and And the second plug is suitable for being arranged in the opening and blocking the opening. In one possible implementation manner of the oil pressure brake device provided by the utility model, the oil storage cavity is obliquely arranged. In one possible implementation manner of the oil pressure brake device provided by the utility model, the hydraulic brake upper pump further comprises an oil bag, and the oil bag is arranged in the oil storage cavity. In one possible implementation manner of the oil pressure brake device provided by the utility model, the oil bag is cross-shaped, one end of the oil bag is provided with a clamping seat, one end side wall of the oil bag is in butt joint with the side wall of the small cavity, the side wall of the large cavity is provided with a baffle ring, and the clamping seat of the oil bag is arranged between the baffle ring and the opening and is in butt joint with the baffle ring. In one possible implementation manner of the hydraulic brake device provided by the utility model, the hydraulic brake upper pump further comprises a pressure pad, and the pressure pad is clamped between the clamping seat and the second plug. In one possible implementation manner of the oil pressure brake device provided by the utility model, the upper pump main body is further integrally provided with a hoop and a support, the hoop is arranged in the middle of the upper pump main body, and the support is arranged at the tail of the upper pump main body. In one possible implementation mode of the oil pressure brake device, the upper pump main body further comprises an oil pushing piston, a brake handle, a universal shaft, a push rod and a return spring, wherein the oil pushing piston is arranged in the oil cylinder in a sliding mode, the brake handle is in rotary connection with the upper pump main body, the universal shaft is in rotary fit with the brake handle, one end of the push rod is connected with the oil pushing piston, the other end of the push rod is provided with a threaded adjusting section, the threaded adjusting section penetrates through the universal shaft and is in threaded fit with the universal shaft, the return spring is arranged in the oil cylinder, the end, facing away from the push rod, of the oil pushing piston, one end of the return spring is in butt joint with the oil pushing piston, and the other end of the return spring is in butt joint with the oil cylinder. In one possible implementa