Grasping lock mechanism

Abstract

The utility model discloses a grasping lock mechanism, and relates to the technical field of grasping locks, the grasping lock mechanism comprises a motor, a grasping gear, a connecting rod and a grasping rod, the grasping gear is driven by the motor to rotate; the connecting rod is connected to the grasping gear and moves after being rotated by the grasping gear; and the grasping rod deflects after being pushed by the connecting rod. According to the utility model, the worm wheel and the gear are respectively arranged on different surfaces by adopting the worm wheel and gear assembly, so that compared with the prior art, the occupation of a plane space is reduced by increasing the utilization of a vertical space; secondly, the connecting rod is arranged on the grasping gear and pushes the grasping rod after rotating along with the grasping gear, a point contact type pushing mode is adopted, the movement track of the connecting rod rotating along with the grasping gear is arc, transmission of the connecting rod or the sheet body is avoided, space occupation of the connecting rod or the sheet body is reduced, and use of a reserved transmission space is reduced; the utility model further provides a novel light-weight grasping lock mechanism.

Description

Technical Field

[0001] The utility model relates to the technical field of grip locks, in particular to a grip lock mechanism. Background Art

[0002] With the development of the automobile industry, the "New Four Modernizations" have become the core of the automobile industry. Consumers have higher and higher demands for intelligent and electrified automobiles, and at the same time, they have higher and higher expectations for the lightweight and endurance of electric vehicles. For some gripping mechanisms, light weight and small size are particularly important. In the gripping lock structure of the prior art, after the gripping rod drives the turbine to rotate through the worm, a transmission gear and a transmission component are arranged in the same plane, wherein the transmission component adopts a connecting rod or a sheet body, which meets the transmission needs of the connecting rod and the sheet body and reserves sufficient transmission space for the rotation of the connecting rod and the sheet body. In view of this, the inventors in this field provide a new lightweight gripping lock mechanism for the above problems. Utility Model Content

[0003] The utility model aims to solve the problem of lightweighting of the gripping mechanism in the prior art and proposes a gripping lock mechanism.

[0004] In order to achieve the above purpose, the utility model adopts the following technical solutions:

[0005] A grip lock mechanism, comprising:

[0006] Motor;

[0007] a gripping gear, the gripping gear being driven to rotate by the motor;

[0008] A connecting rod, the connecting rod is connected to the gripping gear and moves after being rotated by the gripping gear;

[0009] A gripping rod is deflected after being pushed by the connecting rod.

[0010] Preferably, the output end of the motor drives the gripping gear to rotate via a transmission assembly.

[0011] Preferably, the transmission assembly comprises:

[0012] A worm, one end of which is fixed to the output end of the motor;

[0013] A worm gear assembly comprises a coaxially arranged worm wheel and a gear, wherein the worm is driven by the worm wheel, and the gear is meshed with the gripping gear.

[0014] Preferably, the connecting rod is connected to the gripping gear via a connecting rod rivet.

[0015] Preferably, the connecting rod is connected to a connecting rod reset member for maintaining the stability of the connecting rod after it is separated from the grasping rod state.

[0016] Preferably, a gripping rod rivet is provided at one end of the gripping rod.

[0017] Preferably, the gripping rod is connected to a gripping rod resetting member for maintaining the stability of the gripping rod after it is separated from the connecting rod.

[0018] Preferably, a clamping groove is provided at the end of the connecting rod;

[0019] The gripping rod is provided with a rivet shaft corresponding to the clamping groove.

[0020] Preferably, the snap-fit ​​groove is V-shaped.

[0021] Preferably, the rivet shaft is connected to the surface of the gripping rod and is perpendicular to the gripping rod.

[0022] Compared with the prior art, the utility model has the following beneficial effects:

[0023] In the utility model, firstly, a worm gear assembly is used to respectively arrange the worm wheel and the gear on different surfaces. Compared with the prior art, the occupancy of the plane space is reduced by increasing the utilization of the vertical space. Secondly, the use of a small motor in the application document also increases the utilization of the vertical space, thereby providing a new lightweight gripping lock mechanism. BRIEF DESCRIPTION OF THE DRAWINGS

[0024] Figure 1 This is a structural schematic diagram of a grip lock mechanism proposed by the utility model;

[0025] Figure 2 This is an initial state diagram of a grip lock mechanism proposed by the utility model;

[0026] Figure 3 This is a diagram showing a state in which a connecting rod and a gripping rod in a gripping lock mechanism proposed by the utility model are in abutment with each other;

[0027] Figure 4 This is a state diagram of a connecting rod pushing a gripping rod in a gripping lock mechanism proposed by the utility model.

[0028] In the figure: 1, motor; 2, worm; 3, worm gear assembly; 4, gripping rod rivet; 5, gripping rod; 50, rivet shaft; 6, connecting rod; 60, clamping groove; 7, gripping gear. DETAILED DESCRIPTION

[0029] The technical solutions in the embodiments of the present invention will be described clearly and completely below in conjunction with the drawings in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, rather than all of the embodiments.

[0030] Reference Figure 1-Figure 4 A gripping lock mechanism comprises a motor 1, a gripping gear 7, a connecting rod 6 and a gripping rod 5.

[0031] Reference Figure 1-Figure 4 , motor 1 serves as the driving force for the grip lock mechanism.

[0032] Reference 1- Figure 4 The gripping gear 7 is driven to rotate by the motor 1. Preferably, the output end of the motor 1 drives the gripping gear 7 to rotate through a transmission assembly.

[0033] Reference 1- Figure 4 The transmission assembly includes a worm 2 and a worm gear assembly 3. One end of the worm 2 is fixed to the output end of the motor 1, and the motor 1 drives the worm 2 to rotate. In addition, the worm gear assembly 3 includes a coaxially arranged worm wheel and a gear. The worm 2 is driven by the worm wheel, and the gear is meshed with the gripping gear 7. When the motor 1 drives the worm 2 to rotate, the brake turbine rotates, and the worm wheel drives the gear to rotate through the coaxiality with the gear. Further, the brake gripping gear 7 rotates.

[0034] Reference 1- Figure 4 The connecting rod 6 is connected to the gripping gear 7, and the connecting rod 6 moves after the gripping gear 7 rotates.

[0035] For further information, see 1- Figure 4 The connecting rod 6 is connected to the gripping gear 7 through a connecting rod rivet, and the setting of the connecting rod rivet ensures that the connecting rod 6 rotates on the gripping gear 7.

[0036] Reference 1- Figure 4 , the gripping rod 5 is pushed by the connecting rod 6 and then deflected, refer to 1- Figure 4 The connecting rod 6 rotates counterclockwise with the gripping gear 7, thereby engaging the gripping rod 5. After the gripping gear 7 rotates again, the gripping rod 5 is driven to rotate counterclockwise outward through the connecting rod 6, thereby braking the gripping lock.

[0037] Reference 1- Figure 4 The connecting rod 6 is connected with a connecting rod reset member, which is used to maintain the stability of the connecting rod 6 after it is separated from the gripping rod 5. The connecting rod reset member is preferably a connecting rod reset spring, wherein the connecting rod reset spring gives the connecting rod 6 a force such as F2 in the figure to ensure the stability of the initial state of the connecting rod 6. Further, the connecting rod reset spring is preferably sleeved on the outside of the connecting rod rivet, and its two ends are respectively arranged on the connecting rod 6 and the gripping gear 7.

[0038] Reference 1- Figure 4 , a gripping rod rivet 4 is provided at one end of the gripping rod 5, and the gripping rod rivet 4 is provided to push the gripping rod 5 to rotate around the gripping rod rivet 4. In addition, the gripping rod 5 is connected with a gripping rod reset member, which is used to maintain the stability of the gripping rod 5 after it is separated from the connecting rod 6. The gripping rod reset member is preferably a gripping rod reset spring, and the function of the gripping rod reset spring is the same as that of the connecting rod reset spring, which ensures the stability of the initial position of the gripping rod 5. The gripping rod reset spring gives the gripping rod 5 a force such as F1 in the figure. Further, the gripping rod reset spring is preferably sleeved on the outside of the gripping rod rivet 4, and its two ends are respectively arranged on the gripping rod 5 and the gripping rod rivet 4.

[0039] Reference 1- Figure 4 In order to facilitate the connection rod 6 to follow the gripping gear 7 Figure 2 After the connecting rod 6 rotates counterclockwise, it accurately drives the gripping rod 5 to rotate. The arrangement is as follows: 1. The end of the connecting rod 6 is provided with a clamping groove 60, and the clamping groove 60 is preferably V-shaped; 2. The gripping rod 5 is provided with a rivet shaft 50 corresponding to the clamping groove 60, and the rivet shaft 50 is connected to the surface of the gripping rod 5 and is perpendicular to the gripping rod 5. The process of the connecting rod 6 driving the gripping rod 5 is as follows: the connecting rod 6 follows the gripping gear 7 to rotate in a Figure 2 The V-shaped clamping groove 60 clamps the riveting shaft 50, and then pushes the gripping rod 5 to follow the connecting rod 6. Figure 2 Rotate counterclockwise.

[0040] The functional principle of the utility model can be explained through the following operation modes:

[0041] In the utility model, the output end of the motor 1 drives the worm gear on the worm gear assembly 3 through the worm 2; further, the gear brake on the worm gear assembly 3 grasps the gear 7 to Figure 2 further, the connecting rod 6 rotates with the gripping gear 7 to push the gripping rod 5, and finally the gripping lock is braked by the gripping rod 5.

[0042] The above are only preferred specific implementation methods of the utility model, but the protection scope of the utility model is not limited to this. Any technician familiar with the technical field within the technical scope disclosed by the utility model, who makes equivalent replacements or changes based on the technical scheme and utility model concept of the utility model, should be covered by the protection scope of the utility model.

Claims

1. A grip lock mechanism, characterized in that: include: Motor (1); a gripping gear (7), wherein the gripping gear (7) is driven to rotate by the motor (1); A connecting rod (6), the connecting rod (6) being connected to the gripping gear (7) and moving after being rotated by the gripping gear (7); A gripping rod (5), wherein the gripping rod (5) is deflected after being pushed by the connecting rod (6).

2. A grip lock mechanism according to claim 1, characterized in that: in: The output end of the motor (1) drives the gripping gear (7) to rotate via a transmission assembly.

3. A grip lock mechanism according to claim 2, characterized in that: in: The transmission assembly comprises: A worm (2), one end of the worm (2) being fixed to the output end of the motor (1); A worm gear assembly (3) comprises a worm wheel and a gear which are coaxially arranged, the worm (2) is driven by the worm wheel, and the gear is meshed with the gripping gear (7).

4. A grip lock mechanism according to claim 1, characterized in that: in: The connecting rod (6) is connected to the grasping gear (7) via a connecting rod rivet.

5. A grip lock mechanism according to claim 1, characterized in that: in: The connecting rod (6) is connected to a connecting rod reset member, which is used to maintain the stability of the connecting rod (6) after it is separated from the grasping rod (5).

6. A grip lock mechanism according to claim 1, characterized in that: in: A gripping rod rivet (4) is provided at one end of the gripping rod (5).

7. A grip lock mechanism according to claim 1, characterized in that: in: The gripping rod (5) is connected to a gripping rod reset piece, which is used to maintain the stability of the gripping rod (5) after it is separated from the connecting rod (6).

8. A grip lock mechanism according to claim 1, characterized in that: in: The end of the connecting rod (6) is provided with a clamping groove (60); The gripping rod (5) is provided with a rivet shaft (50) corresponding to the clamping groove (60).

9. A grip lock mechanism according to claim 8, characterized in that: in: The clamping groove (60) is V-shaped.

10. A grip lock mechanism according to claim 8, characterized in that: in: The rivet shaft (50) is connected to the surface of the gripping rod (5) and is perpendicular to the gripping rod (5).

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