Novel drum brake pad roller device
By designing limit pressure plates and moving blocks in the drum brake pad roller device, the rotation of the screw and the rotating disc drive the movement of the moving blocks and limit pressure plates, the reinforcement connection between the roller plates is achieved, which solves the problem of loose connections of the existing device, extends the service life and reduces wear.
Patent Information
- Application Number
- CN202422129587.8
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2024-08-31
- Publication Date
- 2025-05-20
- Estimated Expiration
- 2034-08-31
AI Technical Summary
During the use of the existing drum brake pad roller device, the connection between the roller devices is easily loosened, which affects the use effect.
A new type of drum brake pad roller device is designed. By setting a limit pressure plate and a moving block between the first drum plate and the second drum plate, the rotation of the screw and the rotating disc drive the movement of the moving block and the limit pressure plate to realize the compression limit of the second drum plate, thereby reinforcing the connection.
It effectively reduces loosening between the roller plates, extends the service life of the device, and reduces the wear of the screw through the design of guide sliders and sliders.
Smart Images
Figure CN222887161U_ABST
Abstract
Description
Technical Field
[0001] The utility model belongs to the technical field of drum brake pads drum devices, and specifically relates to a novel drum brake pads drum device. Background Technique
[0002] The drum brake pads drum device usually refers to the combination of a drum (also called a brake drum) and brake pads in a drum brake. A drum brake is a common braking device that uses the brake pads inside the brake drum to friction with the inner wall surface of the drum rotating with the wheel to achieve the function of decelerating or stopping. In a drum brake, the brake pads are installed inside the drum. When braking, the brake pads are pushed towards the inner wall of the drum, and the wheel is decelerated through the frictional force.
[0003] At present, the main components of the drum device in the prior art include a brake drum, brake pads, brake shoes, brake springs, and a brake cylinder, etc. The brake drum is a cylindrical part fixed on the wheel, and the brake pads are fixed inside the brake drum. The brake cylinder pushes the brake shoes through hydraulic action, so that the brake pads open outwards and press tightly against the brake drum, thereby generating a braking torque.
[0004] However, during the use of the existing drum brake pads drum device, the connection between the drum brake pads drum devices will become loose, thus causing the drum brake pads drum device to open, affecting the use of the drum brake pads drum device. Therefore, a novel drum brake pads drum device is proposed for the above problems. Summary of the Utility Model
[0005] In order to make up for the deficiencies of the prior art and solve at least one technical problem proposed in the background technique, the utility model proposes a novel drum brake pads drum device.
[0006] The technical solution adopted by the utility model to solve its technical problems is as follows: A novel drum brake pads drum device described in the utility model includes a first drum plate; a second drum plate is connected to one side of the first drum plate; a brake wheel cylinder is fixedly connected inside the first drum plate; a limiting column is connected inside the first drum plate; a connecting plate is connected to the surface of the limiting column; mounting holes are opened on the surface of the first drum plate; a reinforcing plate is fixedly connected to the surface of the first drum plate; the shape of the reinforcing plate is N-shaped; a rotating disk is rotatably connected to the surface of the reinforcing plate; a screw rod is fixedly connected to one side of the rotating disk; a moving block is threadedly connected to the surface of the screw rod; a limiting pressing plate is fixedly connected to one side of the moving block; a handle is threadedly connected to one side of the rotating disk.
[0007] Preferably, a guiding slider is fixedly connected to one side of the moving block; a guiding slide bar is slidably connected inside the guiding slider; both ends of the guiding slide bar penetrate through the guiding slider and are fixedly connected to a reinforcing plate; a guiding chute for cooperating with the guiding slider is formed on the surface of the reinforcing plate; the guiding slide bar is located inside the guiding chute.
[0008] Preferably, a fixing stud is threadedly connected to the surface of the rotating disc; a fixing threaded hole for cooperating with the fixing stud is formed on one side of the reinforcing plate.
[0009] Preferably, the number of the fixing threaded holes is several; the fixing threaded holes are evenly distributed on the surface of the reinforcing plate.
[0010] Preferably, the number of the mounting holes is several; the mounting holes are evenly distributed on the first roller plate.
[0011] Preferably, a limiting bearing is sleeved and connected to one end of the screw rod; the surface of the limiting bearing is fixedly connected to the reinforcing plate.
[0012] Preferably, the number of the reinforcing plates, the screw rods and the limiting pressing plates is four; the reinforcing plates, the screw rods and the limiting pressing plates are evenly distributed on the surface of the first roller plate.
[0013] The beneficial effects of the present utility model:
[0014] 1. The present utility model provides a novel drum-type brake pad roller device. After the drum-type brake pad roller device is installed, by rotating the rotating disc on the screw rod through the grip, the rotating disc drives the screw rod to rotate, the screw rod drives the moving block to move, and the moving block drives the limiting pressing plate to move, so that the limiting pressing plate presses and limits the second roller plate, thereby tightly reinforcing the connection between the first roller plate and the second roller plate, reducing the looseness of the connection between the first roller plate and the second roller plate, and prolonging the service life of the device.
[0015] 2. The present utility model provides a novel drum-type brake pad roller device. By driving the guiding slider to slide on the guiding slide bar through the moving block, horizontal guiding is carried out on the guiding slider, thereby carrying out horizontal guiding on the moving block, making it easier for the moving block to move when rotating with the screw rod, and reducing the wear of the screw rod. BRIEF DESCRIPTION OF THE DRAWINGS
[0016] The drawings described herein are used to provide a further understanding of the present utility model and form a part of this application. The schematic embodiments of the present utility model and their descriptions are used to explain the present utility model and do not constitute an improper limitation to the present utility model. In the drawings:
[0017] Figure 1 is a three-dimensional view of the present utility model;
[0018] Figure 2It is the rear view three-dimensional view of the drum brake pad roller device in the present utility model;
[0019] Figure 3 It is the front view sectional three-dimensional view of the drum brake pad roller device in the present utility model;
[0020] Figure 4 It is the left view sectional three-dimensional view of the drum brake pad roller device in the present utility model;
[0021] Figure 5 It is the partial sectional three-dimensional view of the drum brake pad roller device in the present utility model.
[0022] Legend description:
[0023] 1. First drum plate; 101. Second drum plate; 102. Brake wheel cylinder; 103. Connecting plate; 104. Limit post; 105. Mounting hole; 106. Reinforcing plate; 107. Rotating disk; 108. Screw; 109. Moving block; 110. Limit pressing plate; 111. Handle; 2. Guide slider; 201. Guide chute; 202. Guide slide bar; 3. Fixed stud; 301. Fixed threaded hole; 4. Limit bearing. Specific implementation manner
[0024] Next, the technical solutions in the embodiments of the present utility model will be clearly and completely described in conjunction with the accompanying drawings in the embodiments of the present utility model. Obviously, the described embodiments are only a part of the embodiments of the present utility model, rather than all the embodiments. Based on the embodiments in the present utility model, all other embodiments obtained by those of ordinary skill in the art without creative efforts shall fall within the protection scope of the present utility model.
[0025] The following gives specific embodiments.
[0026] Please refer to Figure 1 - Figure 5, the present utility model provides a new type of drum brake pad roller device, including a first roller plate 1; a second roller plate 101 is connected to one side of the first roller plate 1; a brake wheel cylinder 102 is fixedly connected inside the first roller plate 1; a limiting column 104 is connected inside the first roller plate 1; a connecting plate 103 is connected to the surface of the limiting column 104; an installation hole 105 is formed on the surface of the first roller plate 1; a reinforcing plate 106 is fixedly connected to the surface of the first roller plate 1; the shape of the reinforcing plate 106 is N-shaped; a rotating disk 107 is rotatably connected to the surface of the reinforcing plate 106; a screw rod 108 is fixedly connected to one side of the rotating disk 107; a moving block 109 is threadedly connected to the surface of the screw rod 108; a limiting pressing plate 110 is fixedly connected to one side of the moving block 109; a grip 111 is threadedly connected to one side of the rotating disk 107; the number of the installation holes 105 is several; the installation holes 105 are evenly distributed on the first roller plate 1; the number of the reinforcing plates 106, the screw rods 108 and the limiting pressing plates 110 is four; the reinforcing plates 106, the screw rods 108 and the limiting pressing plates 110 are evenly distributed on the surface of the first roller plate 1; during work, after the drum brake pad roller device is installed, the rotating disk 107 on the screw rod 108 is rotated through the grip 111, the rotating disk 107 drives the screw rod 108 to rotate, the screw rod 108 drives the moving block 109 to move, the moving block 109 drives the limiting pressing plate 110 to move, so that the limiting pressing plate 110 presses and limits the second roller plate 101, thereby pressing and strengthening the connection between the first roller plate 1 and the second roller plate 101, reducing the looseness of the connection between the first roller plate 1 and the second roller plate 101, and prolonging the service life of the device.
[0027] Further, as Figure 1 and Figure 3 shown, a guiding slider 2 is fixedly connected to one side of the moving block 109; a guiding slide bar 202 is slidably connected inside the guiding slider 2; both ends of the guiding slide bar 202 penetrate through the guiding slider 2 and are fixedly connected to the reinforcing plate 106; a guiding chute 201 which is matched with the guiding slider 2 is formed on the surface of the reinforcing plate 106; the guiding slide bar 202 is located inside the guiding chute 201; during work, the guiding slider 2 is driven by the moving block 109 to slide on the guiding slide bar 202, horizontally guiding the guiding slider 2, thereby horizontally guiding the moving block 109, making it easier for the moving block 109 to move when rotating along with the screw rod 108, and reducing the wear of the screw rod 108.
[0028] Further, as Figure 2 and Figure 3As shown, a fixing stud 3 is threadedly connected to the surface of the rotating disc 107; a fixing threaded hole 301 for cooperating with the fixing stud 3 is formed in one side of the reinforcing plate 106; the number of the fixing threaded holes 301 is several; the fixing threaded holes 301 are evenly distributed on the surface of the reinforcing plate 106; during operation, the user rotates the fixing stud 3; so that the fixing stud 3 is threadedly connected with the fixing threaded hole 301, thereby limiting and fixing the rotating disc 107, fixing the screw rod 108, and reducing the movement of the limiting pressing plate 110 during operation.
[0029] Further, as Figure 4 shown, a limiting bearing 4 is sleeved and connected to one end of the screw rod 108; the surface of the limiting bearing 4 is fixedly connected to the reinforcing plate 106; during operation, the screw rod 108 rotates on the reinforcing plate 106 through the limiting bearing 4, limiting the screw rod 108, reducing the wear of the screw rod 108, and prolonging the service life of the screw rod 108.
[0030] Working principle: After the drum brake shoe drum device is installed, the rotating disc 107 on the screw rod 108 is rotated through the grip 111. The rotating disc 107 drives the screw rod 108 to rotate. The screw rod 108 drives the moving block 109 to move. The moving block 109 drives the limiting pressing plate 110 to move, so that the limiting pressing plate 110 presses and limits the second drum plate 101, thereby pressing and strengthening the connection between the first drum plate 1 and the second drum plate 101, reducing the looseness of the connection between the first drum plate 1 and the second drum plate 101, and prolonging the service life of the device. The moving block 109 drives the guiding slider 2 to slide on the guiding slide rod 202, horizontally guiding the guiding slider 2, thereby horizontally guiding the moving block 109, making it easier for the moving block 109 to move as the screw rod 108 rotates, reducing the wear of the screw rod 108. The user rotates the fixing stud 3; so that the fixing stud 3 is threadedly connected with the fixing threaded hole 301, thereby limiting and fixing the rotating disc 107, fixing the screw rod 108, and reducing the movement of the limiting pressing plate 110 during operation. The screw rod 108 rotates on the reinforcing plate 106 through the limiting bearing 4, limiting the screw rod 108, reducing the wear of the screw rod 108, and prolonging the service life of the screw rod 108.
[0031] The above shows and describes the basic principle, main features and advantages of the present invention. Those skilled in the art should understand that the present invention is not limited by the above embodiments. What is described in the above embodiments and the specification only illustrates the principle of the present invention. Without departing from the spirit and scope of the present invention, the present invention will have various changes and improvements, and these changes and improvements all fall within the scope of the present invention claimed.
Claims
1. A novel drum brake pad roller device, comprising a first roller plate (1); characterized in that: One side of the first roller plate (1) is connected to the second roller plate (101); the first roller plate (1) is fixedly connected to a brake wheel cylinder (102) inside; the first roller plate (1) is connected to a limiting column (104) inside; the surface of the limiting column (104) is connected to a connecting plate (103); a mounting hole (105) is provided on the surface of the first roller plate (1); a reinforcing plate (106) is fixedly connected to the surface of the first roller plate (1); the reinforcing plate (106) is in an N-shape; the surface of the reinforcing plate (106) is rotatably connected to a rotating disk (107); one side of the rotating disk (107) is fixedly connected to a screw rod (108); the surface of the screw rod (108) is threadedly connected to a moving block (109); one side of the moving block (109) is fixedly connected to a limiting pressure plate (110); and one side of the rotating disk (107) is threadedly connected to a handle (111).
2. A novel drum brake pad roller device according to claim 1, characterized in that: A guide slider (2) is fixedly connected to one side of the moving block (109); a guide slide bar (202) is slidably connected inside the guide slider (2); both ends of the guide slide bar (202) penetrate the guide slider (2) and are fixedly connected to the reinforcement plate (106); a guide slide groove (201) for use with the guide slider (2) is provided on the surface of the reinforcement plate (106); and the guide slide bar (202) is located in the guide slide groove (201).
3. A novel drum brake pad roller device according to claim 1, characterized in that: A fixing stud (3) is threadedly connected to the surface of the rotating disk (107); and a fixing threaded hole (301) for use with the fixing stud (3) is provided on one side of the reinforcing plate (106).
4. A novel drum brake pad roller device according to claim 3, characterized in that: The number of the fixing threaded holes (301) is several; the fixing threaded holes (301) are evenly distributed on the surface of the reinforcement plate (106).
5. A novel drum brake pad roller device according to claim 1, characterized in that: The number of the mounting holes (105) is several; the mounting holes (105) are evenly distributed on the first roller plate (1).
6. A novel drum brake pad roller device according to claim 1, characterized in that: One end of the screw rod (108) is sleeved and connected to a limit bearing (4); the surface of the limit bearing (4) is fixedly connected to the reinforcing plate (106).
7. A novel drum brake pad roller device according to claim 1, characterized in that: The number of the reinforcing plates (106), screw rods (108) and limiting pressure plates (110) is four; the reinforcing plates (106), screw rods (108) and limiting pressure plates (110) are evenly distributed on the surface of the first roller plate (1).