Automobile brake oil cup mounting structure

By designing positioning and connecting components for the automotive brake fluid reservoir, the problems of loosening and leakage during driving were solved, achieving stable fixation and convenient installation of the reservoir, and preventing fluid leakage and solidification.

CN224545950UActive Publication Date: 2026-07-24SICHUAN KESDA AUTOMOBILE BRAKE SYST GRP
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Patent Information

Authority / Receiving Office
CN · China
Patent Type
Utility models(China)
Current Assignee / Owner
SICHUAN KESDA AUTOMOBILE BRAKE SYST GRP
Filing Date
2025-09-24
Publication Date
2026-07-24

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    Figure CN224545950U_ABST
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Abstract

The utility model discloses an automobile brake oil cup mounting structure, including the cup body, the cup body top end is connected with the top cover, the top cover inner chamber top wall is installed with the stirring subassembly, install positioning assembly on the cup body, the cup body outside is provided with the outer tube, the cup body bottom is installed with the connecting component, the connecting component lower extreme extends to the outer tube below, the utility model relates to oil cup technical field, the automobile brake oil cup mounting structure, through the spring and promote the inside sliding of cylindrical groove no.
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Description

Technical Field

[0001] This utility model relates to the field of oil cup technology, specifically a brake fluid cup mounting structure for automobiles. Background Technology

[0002] The brake fluid reservoir provides sufficient brake fluid to meet the fluid requirements of the brake calipers, master cylinder pistons, and brake pads during braking.

[0003] In daily use, the oil in the oil cup is not changed frequently; it is usually refilled when it is empty. After installation, the oil cup is prone to loosening as the car moves. In addition, when the car passes over some bumpy roads, the oil cup often shakes, which can easily cause oil leakage at the connection point.

[0004] To address this issue, the present invention provides an automotive brake fluid reservoir mounting structure, which includes a positioning component and a connecting component to solve the aforementioned problems. Utility Model Content

[0005] To address the shortcomings of existing technologies, this utility model provides an automotive brake fluid cup mounting structure, which solves the aforementioned problems.

[0006] To achieve the above objectives, this utility model is implemented through the following technical solution: an automotive brake fluid cup installation structure, including a cup body, a top cover threadedly connected to the top of the cup body, a stirring assembly installed on the top wall of the inner cavity of the top cover, and a positioning assembly installed on the cup body; An outer cylinder is provided on the outside of the cup body, and a connecting component is installed at the bottom of the cup body, with the lower end of the connecting component extending to the bottom of the outer cylinder.

[0007] Preferably, the positioning component includes a cylindrical groove, the cup body has a cylindrical groove, a spring is fixedly connected inside the cylindrical groove, a sliding plate is fixedly connected to the right end of the spring, the sliding plate is slidably connected to the inside of the cylindrical groove, a positioning block is fixedly connected to the right end of the sliding plate, and a limit ring is fixedly connected inside the cylindrical groove and near the outside of the cup body.

[0008] Preferably, the outer cylinder has a positioning groove inside, and the positioning block corresponds to the positioning groove one by one.

[0009] Preferably, the stirring assembly includes a fixed cylinder, and a fixed cylinder is fixedly connected to the center of the top wall of the inner cavity of the top cover. A spherical connector is rotatably connected inside the fixed cylinder, and a stirring rod is fixedly connected to the lower end of the spherical connector. A stirring block is fixedly connected to the lower end of the stirring rod.

[0010] Preferably, the connecting assembly includes a cylindrical groove II, the bottom end of the cup body is fitted with the cylindrical groove II, a connecting ring is provided inside the cylindrical groove II, a guide ring is fixedly connected to the top end of the connecting ring, an oil outlet pipe is fixedly connected to the bottom end of the connecting ring, a sealing ring is provided at the top end of the connecting ring and between the guide ring and the cylindrical groove II, a positioning clamp I is provided on the connecting ring, a positioning clamp II is fixedly installed on the right end of the positioning clamp I by a screw, and the connecting ring is engaged between the positioning clamp I and the positioning clamp II.

[0011] Preferably, an oil inlet pipe is fixedly connected to the top of the top cover.

[0012] Preferably, there are several positioning components and positioning slots, and the multiple positioning components and positioning slots are symmetrical about the center line of the cup body. Beneficial effects

[0013] This utility model provides a brake fluid reservoir mounting structure for automobiles. Compared with the prior art, it has the following advantages: (1) The automotive brake fluid cup installation structure is provided with a positioning component and a connecting component, so that the spring and the positioning block cooperate to fix the position of the cup body and prevent the cup body from falling off, thereby avoiding the impact of the bumps of the car driving on the cup body. At the same time, the cooperation between the fixing clamp and the connecting ring fixes the oil outlet pipe under the cup body to prevent oil leakage. Attached Figure Description

[0014] Figure 1 This is a perspective view of the external structure of this utility model; Figure 2 This is a front view of the internal structure of this utility model; Figure 3 This is the utility model Figure 2 Enlarged view of point a in the middle; Figure 4 This is the utility model Figure 2 Enlarged view at point b; Figure 5 This is a schematic diagram of the connecting component structure of this utility model; Figure 6 This is a schematic diagram of the internal structure of the outer cylinder of this utility model.

[0015] In the diagram: 1. Cup body; 2. Outer cylinder; 3. Top cover; 4. Positioning assembly; 41. Cylindrical groove one; 42. Spring; 43. Sliding plate; 44. Positioning block; 45. Limiting ring; 5. Stirring assembly; 51. Fixed cylinder; 52. Spherical connector; 53. Stirring rod; 54. Stirring block; 6. Positioning groove; 7. Connecting assembly; 71. Cylindrical groove two; 72. Connecting ring; 73. Guide ring; 74. Sealing ring; 75. Oil outlet pipe; 76. Positioning clamp one; 77. Positioning clamp two; 8. Oil inlet pipe. Detailed Implementation

[0016] The technical solutions of the present utility model will be clearly and completely described below with reference to the accompanying drawings of the embodiments. Obviously, the described embodiments are only some embodiments of the present utility model, and not all embodiments. Based on the embodiments of the present utility model, all other embodiments obtained by those of ordinary skill in the art without creative effort are within the protection scope of the present utility model. Example 1:

[0017] Please see Figure 1-6 A brake fluid reservoir mounting structure for automobiles includes a reservoir body 1, a top cover 3 threadedly connected to the top of the reservoir body 1, a stirring assembly 5 installed on the inner wall of the top cover 3, a positioning assembly 4 installed on the reservoir body 1; an outer cylinder 2, an outer cylinder 2 provided on the outside of the reservoir body 1, a connecting assembly 7 installed at the bottom of the reservoir body 1, the lower end of the connecting assembly 7 extending to below the outer cylinder 2, and an oil inlet pipe 8 fixedly connected to the top of the top cover 3.

[0018] Furthermore, the positioning component 4 includes a cylindrical groove 41. The cylindrical groove 41 is formed on the cup body 1. A spring 42 is fixedly connected inside the cylindrical groove 41. A sliding plate 43 is fixedly connected to the right end of the spring 42. The sliding plate 43 is slidably connected to the cylindrical groove 41. A positioning block 44 is fixedly connected to the right end of the sliding plate 43. A limit ring 45 is fixedly connected inside the cylindrical groove 41 and near the outside of the cup body 1. A positioning groove 6 is formed inside the outer cylinder 2. The positioning block 44 corresponds to the positioning groove 6. There are several positioning components 4 and positioning grooves 6. The multiple positioning components 4 and positioning grooves 6 are symmetrical about the center line of the cup body 1. The spring 42 pushes the sliding plate 43 to slide inside the cylindrical groove 41. The sliding plate 43 pushes the positioning block 44 to engage with the positioning groove 6, thereby removing the position of the cup body 1 and preventing the cup body from falling off. This avoids the oil cup being affected by the bumps of the car driving, ensures that the oil cup is stably fixed on the pipeline, and facilitates installation and disassembly.

[0019] Furthermore, the stirring assembly 5 includes a fixed cylinder 51. The fixed cylinder 51 is fixedly connected to the center of the top wall of the inner cavity of the top cover 3. A spherical connector 52 is rotatably connected inside the fixed cylinder 51. A stirring rod 53 is fixedly connected to the lower end of the spherical connector 52. A stirring block 54 is fixedly connected to the lower end of the stirring rod 53. The movement of the car causes the stirring block 54 to move under the action of inertia. The stirring block 54 causes the spherical connector 52 to rotate inside the fixed cylinder 51 through the stirring rod 53, which facilitates the stirring of the oil inside the cup 1. Example 2:

[0020] Please see Figure 1-5This embodiment provides a technical solution based on embodiment one: the connecting component 7 includes a cylindrical groove 71, the bottom end of the cup body 1 is fitted with the cylindrical groove 71, a connecting ring 72 is provided inside the cylindrical groove 71, a guide ring 73 is fixedly connected to the top end of the connecting ring 72, an oil outlet pipe 75 is fixedly connected to the bottom end of the connecting ring 72, a sealing ring 74 is provided between the top end of the connecting ring 72 and the cylindrical groove 71 outside the guide ring 73, a positioning clip 76 is provided on the connecting ring 72, a positioning clip 77 is fixedly installed on the right end of the positioning clip 76 by a screw, the connecting ring 72 is engaged between the positioning clip 76 and the positioning clip 77, the connecting ring 72 is inserted into the cylindrical groove 71, the central axis position is determined by the guide ring 73, the positioning clip 76 and the positioning clip 77 are inserted into the cylindrical groove 71, and the two are connected by a screw, so that the position of the connecting ring 72 is fixed.

[0021] Furthermore, any content not described in detail in this specification is existing technology known to those skilled in the art.

[0022] During operation, the cup body 1 is first placed inside the outer cylinder 2, causing the positioning block 44 to move down with the positioning groove 6. When it reaches the bottom of the positioning groove 6, the cup body 1 is rotated, and the positioning component 4 is activated. The spring 42 pushes the sliding plate 43 to slide inside the cylindrical groove 1 41. The sliding plate 43 pushes the positioning block 44 to engage with the positioning groove 6, thus removing the cup body 1 from its position and preventing it from falling off. This avoids the oil cup being affected by the bumps of the vehicle, ensuring that the oil cup is stably fixed on the pipeline and facilitating installation and disassembly. The connecting component 7 is activated, and the connecting ring 72 is inserted into the cylindrical groove 2 71, passing through the guide ring 73. Determine the position of the central axis, insert positioning clamp 76 and positioning clamp 77 into the cylindrical groove 71, and connect them with screws to fix the position of the connecting ring 72. Seal it with sealing ring 74 and guide ring 73 to prevent oil leakage. When driving, the stirring component 5 works. The movement of the car causes the stirring block 54 to move under the action of inertia. The stirring block 54 causes the spherical connecting block 52 to rotate inside the fixed cylinder 51 through the stirring rod 53, which facilitates the stirring of the oil inside the cup 1, prevents it from solidifying, and ensures the normal use of the oil. The cup 1 is made of TPU 302EZ material, which has excellent oil resistance, hydrolysis resistance and good transparency, making it easy to observe.

[0023] It should be noted that, in this document, relational terms such as "first" and "second" are used only to distinguish one entity or operation from another, and do not necessarily require or imply any such actual relationship or order between these entities or operations. Furthermore, the terms "comprising," "including," or any other variations thereof are intended to cover non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements includes not only those elements but also other elements not expressly listed, or elements inherent to such a process, method, article, or apparatus.

[0024] Although embodiments of the present invention have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made to these embodiments without departing from the principles and spirit of the present invention, the scope of which is defined by the appended claims and their equivalents.

Claims

1. A brake fluid reservoir mounting structure for automobiles, comprising a reservoir body (1), characterized in that: The top of the cup body (1) is threadedly connected to a top cover (3), and a stirring assembly (5) is installed on the top wall of the inner cavity of the top cover (3). A positioning assembly (4) is installed on the cup body (1). The outer cylinder (2) is provided on the outside of the cup body (1), and a connecting component (7) is installed at the bottom of the cup body (1). The lower end of the connecting component (7) extends to the bottom of the outer cylinder (2).

2. The automotive brake fluid reservoir mounting structure according to claim 1, characterized in that: The positioning component (4) includes a cylindrical groove (41). The cup body (1) has a cylindrical groove (41). A spring (42) is fixedly connected inside the cylindrical groove (41). A sliding plate (43) is fixedly connected to the right end of the spring (42). The sliding plate (43) is slidably connected to the cylindrical groove (41). A positioning block (44) is fixedly connected to the right end of the sliding plate (43). A limit ring (45) is fixedly connected inside the cylindrical groove (41) and near the outside of the cup body (1).

3. The automotive brake fluid reservoir mounting structure according to claim 2, characterized in that: The outer cylinder (2) has a positioning groove (6) inside, and the positioning block (44) corresponds to the positioning groove (6) one by one.

4. The automotive brake fluid reservoir mounting structure according to claim 1, characterized in that: The stirring assembly (5) includes a fixed cylinder (51). The fixed cylinder (51) is fixedly connected to the center of the inner wall of the top cover (3). A spherical connector (52) is rotatably connected inside the fixed cylinder (51). A stirring rod (53) is fixedly connected to the lower end of the spherical connector (52). A stirring block (54) is fixedly connected to the lower end of the stirring rod (53).

5. The automotive brake fluid reservoir mounting structure according to claim 1, characterized in that: The connecting assembly (7) includes a cylindrical groove two (71), the bottom end of the cup body (1) is fitted with a cylindrical groove two (71), a connecting ring (72) is provided inside the cylindrical groove two (71), a guide ring (73) is fixedly connected to the top end of the connecting ring (72), an oil outlet pipe (75) is fixedly connected to the bottom end of the connecting ring (72), a sealing ring (74) is provided at the top end of the connecting ring (72) and between the guide ring (73) and the cylindrical groove two (71), a positioning clamp one (76) is provided on the connecting ring (72), a positioning clamp two (77) is fixedly installed on the right end of the positioning clamp one (76) by a screw, and the connecting ring (72) is engaged between the positioning clamp one (76) and the positioning clamp two (77).

6. The automotive brake fluid reservoir mounting structure according to claim 1, characterized in that: The top of the top cover (3) is fixedly connected to an oil inlet pipe (8).

7. The automotive brake fluid reservoir mounting structure according to claim 3, characterized in that: There are several of the positioning components (4) and positioning grooves (6), and the multiple positioning components (4) and positioning grooves (6) are symmetrical about the center line of the cup body (1).