Gear shifting rocker arm
By designing a detachable gear shifting rocker, the components are disassembled and replaced by the coordination of the installation mechanism and bolts, the resource waste caused by component damage in the prior art is solved, and the inertia and shock resistance of gear shifting are improved through the design of the counterweight shell and buffer core.
Patent Information
- Application Number
- CN202421610076.1
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2024-07-09
- Publication Date
- 2025-03-18
- Estimated Expiration
- 2034-07-09
AI Technical Summary
The components of the existing gear shifting rocker arms are usually welded together directly, resulting in damage to the parts after long-term use. The entire gear shifting rocker arms need to be removed and replaced, resulting in waste of resources.
A detachable gear shift rocker arm is designed, by providing a mounting mechanism on the second component, including a rectangular block, a rectangular groove and a slit slot, and using the cooperation of the first bolt and the second bolt, the first component and the second component are removed and replaced, thereby avoiding the removal of the entire gear shift rocker arm.
Through the removable design, resource waste is reduced, maintenance process is simplified, and the inertia and shock resistance of gear shifting are improved, and driving experience is improved through the design of counterweight shell and buffer core.
Smart Images
Figure CN222633808U_ABST
Abstract
Description
Technical Field
[0001] The utility model relates to the technical field of rocker arms, in particular to a gear shift rocker arm. Background Art
[0002] The shift rocker mechanism is a component used to perform the gear shifting function of the transmission, and its quality directly affects the performance of the transmission. At present, the manual longitudinal transmission of passenger cars generally adopts the remote cable control method, which uses the gear shift lever mechanism arranged in the cab to remotely control the gear shift rocker arm of the transmission through the flexible shaft cable to achieve the gear shifting function.
[0003] Since most of the components of the existing shift rocker arm are usually directly welded together, some components may be damaged after long-term use. At this time, the entire shift rocker arm often needs to be disassembled and replaced, which wastes resources. Utility Model Content
[0004] The purpose of the utility model is to solve or at least alleviate the problem existing in the prior art that since most of the components of the existing shift rocker arm are usually directly welded together, some components may be damaged after long-term use, and it is often necessary to disassemble and replace the entire shift rocker arm, thereby wasting resources.
[0005] To achieve the above object, the utility model provides the following technical solution: a shift rocker arm, comprising a first component and a second component, the shift rocker arm is composed of the first component and the second component, the first component and the second component are detachably mounted, and an installation mechanism is provided on an outer wall of one side of the second component close to the first component;
[0006] The mounting mechanism comprises a rectangular block, which is fixedly mounted on an outer wall of one side of the second component; a rectangular groove is provided on an outer wall of one side of the first component close to the second component; a clamping groove is provided on an inner wall of one side of the rectangular groove; the rectangular block is slidably mounted in the clamping groove; a first bolt is provided on the first component, and the first bolt is mounted on the rectangular block.
[0007] Optionally, a first circular hole and a second circular hole are respectively formed on the top outer wall of the rectangular block, and the first bolt is screwed into the first circular hole.
[0008] Optionally, a second bolt is threaded into the second circular hole, and the second bolt is located above the first component.
[0009] Optionally, a counterweight shell is installed above the first component through external bolts, and the counterweight shell is integrally formed with the shift rocker arm and has an integrated structure.
[0010] Optionally, the counterweight shell is cylindrical, and the upper edge is chamfered.
[0011] Optionally, a buffer inner core is arranged in the counterweight shell, and the buffer inner core is symmetrically distributed.
[0012] Compared with the prior art, the beneficial effects of the utility model are:
[0013] The utility model adopts the cooperation of the first bolt and the like. By rotating the first bolt and the second bolt through an external tool and turning the first bolt and the second bolt down, the first component and the second component can be connected, thereby facilitating the disassembly and replacement of the first component or the second component, thereby avoiding the disassembly and replacement of the entire shift rocker arm and reducing resource waste.
[0014] The utility model adopts the cooperation of a counterweight shell, etc., so that the gear shift has a certain inertia due to the counterweight shell, allowing the operator to experience the suction feeling of the gear position. An elastic buffer core is arranged in the counterweight shell, so as to absorb the vibration caused by the counterweight shell, avoid the vibration from being transmitted to the operator and affecting the driving experience, thereby playing an anti-vibration role. BRIEF DESCRIPTION OF THE DRAWINGS
[0015] Figure 1 It is a schematic diagram of the overall structure of the utility model;
[0016] Figure 2 This is a schematic diagram of the rectangular slot structure of the utility model;
[0017] Figure 3 It is a schematic diagram of the rectangular block structure of the utility model.
[0018] In the figure: 1, first component; 2, second component; 5, counterweight shell; 6, first bolt; 7, second bolt; 8, rectangular groove; 9, rectangular block; 10, slot; 11, first circular hole; 12, second circular hole. DETAILED DESCRIPTION
[0019] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.
[0020] See also Figure 1-3A shift rocker arm comprises a first component 1 and a second component 2. The shift rocker arm is composed of the first component 1 and the second component 2. The first component 1 and the second component 2 are detachably installed. An installation mechanism is provided on an outer wall of the second component 2 close to the first component 1.
[0021] The installation mechanism includes a rectangular block 9, which can be used to assist installation by providing the rectangular block 9. The rectangular block 9 is fixedly installed on one side outer wall of the second component 2. A rectangular groove 8 is provided on one side outer wall of the first component 1 close to the second component 2. The rectangular groove 8 can be slidably installed in the rectangular block 9. A clamping groove 10 is provided on one side inner wall of the rectangular groove 8. The clamping groove 10 can be slidably installed in the rectangular block 9. The rectangular block 9 is slidably installed in the clamping groove 10. The first component 1 is provided with a first bolt 6, which is installed on the rectangular block 9. The first bolt 6 and the second bolt 7 are rotated by an external tool, and the first bolt 6 and the second bolt 7 are rotated down. At this time, the first component 1 and the second component 2 can be connected, so that the first component 1 or the second component 2 can be disassembled and replaced easily.
[0022] For details, please refer to Figure 1-3 The top outer wall of the rectangular block 9 is respectively provided with a first circular hole 11 and a second circular hole 12, and the first bolt 6 is screwed into the first circular hole 11. The first circular hole 11 and the second circular hole 12 are provided so as to play an auxiliary installation role.
[0023] For details, please refer to Figure 1-3 A second bolt 7 is screwed into the second circular hole 12, and the second bolt 7 is located above the first component 1. The second bolt 7 can be provided to assist in fixing.
[0024] For details, please refer to Figure 1-2 A counterweight shell 5 is installed on the top of the first component 1 through external bolts. The counterweight shell 5 is integrally formed with the shift rocker arm and is an integrated structure. By setting the counterweight shell 5 and the shift rocker arm to be integrally formed and an integrated structure, the shifting is made more stable.
[0025] For details, please refer to Figure 1 The counterweight shell 5 is cylindrical, and the upper edge is provided with a chamfer. The regular shape ensures that the center of gravity is consistent and avoids vibration during rotation.
[0026] For details, please refer to Figure 1 The counterweight shell 5 is provided with a buffer core, and the buffer core is symmetrically distributed. The counterweight shell 5 is provided with an elastic buffer core, so that the vibration caused by the counterweight shell 5 can be absorbed, and the vibration is prevented from being transmitted to the operator and affecting the driving experience, thereby playing an anti-seismic role.
[0027] Working principle: When using the device, first use an external tool to rotate the first bolt 6 and the second bolt 7, and then turn down the first bolt 6 and the second bolt 7. At this time, the first component 1 and the second component 2 can be connected, so as to facilitate the disassembly and replacement of the first component 1 or the second component 2; and because of the counterweight shell 5, the gear shifting has a certain inertia, allowing the operator to experience the suction feeling of the gear position. An elastic buffer core is arranged in the counterweight shell 5, so as to absorb the vibration brought by the counterweight shell 5 and prevent the vibration from being transmitted to the operator and affecting the driving experience.
[0028] The above description is only a preferred embodiment of the utility model and is not intended to limit the utility model. Although the utility model is described in detail with reference to the above embodiments, those skilled in the art can still modify the technical solutions recorded in the above embodiments or replace some of the technical features therein by equivalents. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the utility model shall be included in the protection scope of the utility model.
Claims
1. A shift rocker arm, comprising a first component (1) and a second component (2), wherein the shift rocker arm is composed of the first component (1) and the second component (2), and is characterized in that: The first component (1) and the second component (2) are detachably mounted, and a mounting mechanism is provided on an outer wall of the second component (2) on a side close to the first component (1); The mounting mechanism comprises a rectangular block (9), wherein the rectangular block (9) is fixedly mounted on an outer wall of one side of the second component (2); a rectangular groove (8) is provided on an outer wall of the first component (1) close to the second component (2); a clamping groove (10) is provided on an inner wall of one side of the rectangular groove (8); the rectangular block (9) is slidably mounted in the clamping groove (10); a first bolt (6) is provided on the first component (1), and the first bolt (6) is mounted on the rectangular block (9).
2. A shift rocker arm according to claim 1, characterized in that: A first circular hole (11) and a second circular hole (12) are respectively formed on the top outer wall of the rectangular block (9), and the first bolt (6) is screwed into the first circular hole (11).
3. A shift rocker arm according to claim 2, characterized in that: A second bolt (7) is threadedly connected inside the second circular hole (12), and the second bolt (7) is located above the first component (1).
4. The shift rocker arm according to claim 1, characterized in that: A counterweight shell (5) is mounted above the first component (1) via external bolts; the counterweight shell (5) is integrally formed with the shift rocker arm and is an integrated structure.
5. A shift rocker arm according to claim 4, characterized in that: The counterweight shell (5) is cylindrical, and the upper edge is provided with a chamfer.
6. A shift rocker arm according to claim 5, characterized in that: A buffer inner core is arranged in the counterweight shell (5), and the buffer inner core is symmetrically distributed.