Automobile starter gear protection device

Abstract

The utility model discloses an automobile starter gear protection device, and relates to the technical field of mechanical engineering. An automobile starter gear protection device comprises a starter body and a mounting seat, the mounting seat is provided with a protection device, the protection device comprises a protection cover and a mounting plate, the mounting plate is provided with a plurality of reinforcing ribs, and the outer wall of the protection cover is provided with a mounting plate groove; the driving gear is protected from being impacted and damaged by external objects through the protective cover in the protective device, the objects can be effectively blocked and are prevented from directly impacting the driving gear, and the durability of the electromagnetic switch is remarkably improved through the contact points on the mounting plate, so that the service life of the electromagnetic switch is prolonged. In this way, the overall safety of the starter gear protection device is remarkably improved through combined use of the protective cover and the reinforcing ribs, the protective cover and the reinforcing ribs act together to protect the driving gear against external impact and damage, meanwhile, the risk of accidental injury is reduced, and then the practicability of the starter gear protection device is improved.

Description

TECHNICAL FIELD

[0001] The utility model relates to mechanical engineering technical field, especially a kind of automobile starter gear protection device. BACKGROUND

[0002] With the rapid development of automobile industry, as the key component in automobile starting system, the stability and reliability of automobile starter are increasingly valued, and starter gear, as the core component of the engagement between starter and engine flywheel ring, bears huge impact force and friction force in starting process, therefore, the protection of gear becomes the key to ensure long-term stable operation of starter.

[0003] The existing automobile starter gear protection device usually adopts simple protective cover structure, which has certain limitations in dealing with external impact and internal wear and tear, and the material and strength of protective cover are limited, which is difficult to effectively resist the impact of external hard objects, resulting in deformation or rupture of protective cover, and further affecting the normal work of gear. UTILITY MODEL CONTENT

[0004] The utility model aims at at least solving one of the technical problems in prior art, provide a kind of automobile starter gear protection device, can solve the problem of using simple protective cover structure, which has certain limitations in dealing with external impact and internal wear and tear, and the material and strength of protective cover are limited, which is difficult to effectively resist the impact of external hard objects, resulting in deformation or rupture of protective cover, and further affecting the normal work of gear.

[0005] To achieve the above-mentioned purpose, the utility model provides the following technical scheme: a kind of automobile starter gear protection device, including starter body and mounting seat, the mounting seat is provided with protective device;

[0006] The protective device includes a protective cover and a mounting plate, the mounting plate is provided with a plurality of reinforcing ribs, the outer wall of the protective cover is provided with a mounting plate slot, the outer wall of the mounting plate is slidably connected with the inside of the mounting plate slot, the outer wall of one end of the mounting seat is provided with two first fixing bolt slots, and the outer wall of one end of the protective cover is provided with two first fixing bolts.

[0007] Among them, the outer wall of the mounting plate is fixedly connected with four lugs, the inner wall of the mounting plate slot is provided with four lug grooves, the outer wall of the four lugs is provided with a second fixing bolt, and the inside of the four lug grooves is provided with a second fixing bolt slot.

[0008] Preferably, the plurality of reinforcing ribs are used in cooperation, the mounting plate slot is arc-shaped, the mounting plate is arc-shaped, and the inner wall of the mounting plate is arc-shaped and matched with the inner wall of the mounting plate slot.

[0009] Among them, the protective cover is installed on the mounting seat by two first fixing bolts and corresponding first fixing bolt slots.

[0010] Preferably, the outer walls of the four protrusions are respectively in sliding connection with the interiors of the corresponding protrusion grooves.

[0011] Preferably, the four second fixing bolts are respectively in threaded connection with the interiors of the corresponding second fixing bolt grooves.

[0012] Preferably, one end of the starter body is mounted in the interior of one end of the mounting seat away from the protective cover.

[0013] Preferably, the electromagnetic switch is mounted on the outer wall of the mounting seat.

[0014] Preferably, the electromagnetic switch is mounted on the outer wall of the mounting seat.

[0015] Preferably, the output end of the starter body is in bearing connection with one end of the protective cover away from the mounting seat.

[0016] Preferably, the protective cover is semicircular.

[0017] Preferably, the output end of the starter body is mounted with a driving gear.

[0018] Compared with the prior art, the automobile starter gear protection device has the following beneficial effects:

[0019] 1. The automobile starter gear protection device can protect the driving gear from being impacted and damaged by external objects, effectively block the objects, avoid them from directly impacting the driving gear, and significantly improve the durability of the electromagnetic switch through the contact on the mounting plate, thereby improving the overall safety of the starter gear protection device through the combination of the protective cover and the reinforcing ribs. BRIEF DESCRIPTION OF DRAWINGS

[0020] The utility model will be further explained in connection with the drawings and examples:

[0021] Figure 1 It is the three-dimensional structure schematic diagram of the utility model;

[0022] Figure 2 It is the structure schematic diagram of the protective cover of the utility model;

[0023] Figure 3 It is the structure schematic diagram of the mounting plate of the utility model;

[0024] Figure 4 It is the structure schematic diagram of the mounting plate of the utility model; Figure 2 It is the structure schematic diagram of the mounting plate of the utility model;

[0025] Mark No. 1, starter body; 2, contact; 3, electromagnetic switch; 4, protrusion; 5, reinforcing rib; 6, protective cover; 7, drive gear; 8, mounting seat; 9, first fixing bolt; 10, second fixing bolt; 11, first fixing bolt slot; 12, protrusion slot; 13, mounting plate slot; 14, second fixing bolt slot; 15, mounting plate. DETAILED DESCRIPTION

[0026] This part will describe the specific embodiments of the utility model in detail, the preferred embodiments of the utility model are shown in the drawings, the role of the drawings is to supplement the description of the text part with graphics, so that people can intuitively and visually understand each technical feature and the overall technical scheme of the utility model, but it cannot be understood as the limitation of the protection scope of the utility model.

[0027] In the description of the utility model, it is understood that the orientation description, such as the orientation or position relationship of the upper, lower, front, rear, left, right and the like indicated by the drawings, is only for the convenience of describing the utility model and simplifying the description, and does not indicate or imply that the indicated device or element must have a particular orientation, be constructed and operated in a particular orientation, therefore it cannot be understood as the limitation of the utility model.

[0028] In the description of the utility model, greater than, less than, more than and the like are understood as not including the number, above, below, within and the like are understood as including the number.If there is a description to the first, second, it is only used for distinguishing technical features for the purpose, and cannot be understood as indicating or implying relative importance or implicitly indicating the number of indicated technical features or implicitly indicating the sequence of indicated technical features.

[0029] In the description of the utility model, unless otherwise explicitly limited, the words such as setting, installation, connection and the like should be broadly understood, and the person skilled in the art can reasonably determine the specific meaning of the above words in the utility model according to the specific content of the technical scheme.

[0030] Please refer to Figures 1-4 The utility model provides a technical scheme: a kind of automobile starter gear protection device, including starter body 1 and mounting seat 8;

[0031] Mounting seat 8 is provided with protective device;

[0032] The protection device comprises a protection cover 6 and a mounting plate 15, a plurality of reinforcing ribs 5 are mounted on the mounting plate 15, the reinforcing ribs 5 are used in cooperation, an outer wall of the protection cover 6 is provided with a mounting plate groove 13, the mounting plate groove 13 is arc-shaped, the mounting plate 15 is arc-shaped, an outer wall of the mounting plate 15 is in sliding connection with the inside of the mounting plate groove 13, an outer wall of one end of the mounting base 8 is provided with two first fixing bolt grooves 11, an outer wall of one end of the protection cover 6 is threadedly connected with two first fixing bolts 9, an inner wall of the mounting plate 15 is in line with the arc surface of the inner wall of the mounting plate groove 13, the protection cover 6 is mounted on the mounting base 8 in cooperation with the two first fixing bolts 9 and the corresponding first fixing bolt grooves 11, an outer wall of the mounting plate 15 is fixedly connected with four protrusions 4, the inner wall of the mounting plate groove 13 is provided with four protrusion grooves 12, outer walls of the four protrusions 4 are in sliding connection with the inside of the corresponding protrusion grooves 12 respectively, the outer walls of the four protrusions 4 are all threadedly connected with second fixing bolts 10, the inside of the four protrusion grooves 12 are all provided with second fixing bolt grooves 14, one ends of the four second fixing bolts 10 close to the second fixing bolt grooves 14 are all threadedly extended into the inside of the protrusion grooves 12 and are in threadedly connection with the inside of the corresponding second fixing bolt grooves 14 respectively.

[0033] Wherein, one end of the outer wall of the starter body 1 is mounted in the inside of one end of the mounting base 8 away from the protection cover 6, the outer wall of the mounting base 8 is mounted with an electromagnetic switch 3, the rear end of the electromagnetic switch 3 is mounted with a contact 2, the output end of the starter body 1 extends into the inside of the protection cover 6 and is in bearing connection with one end of the protection cover 6 away from the mounting base 8, the protection cover 6 is semicircular, the output end of the starter body 1 is mounted with a driving gear 7.

[0034] Further, in use of the device, by connecting an external power source to start, first in use, the starter body 1 is installed in the designated position through the mounting seat 8, then when the ignition switch is placed in the starting position, the electromagnetic coil inside the starter body 1 is electrified, attracting the movable iron core, and then driving the push rod, making the drive gear 7 mesh with the flywheel of the engine, and then due to the friction and spring tension, the roller is brought to the narrow end of the wedge-shaped groove between the inner and outer races, tightly connecting the inner and outer races into a whole, the torque on the armature shaft is transmitted to the drive gear 7 through the outer race, the roller and the inner race, and then to the flywheel, thereby driving the engine crankshaft to rotate and starting the engine, at the same time, the protective cover 6 protects the drive gear 7 from impact and damage from external objects, and can effectively block these objects from directly hitting the drive gear 7, at the same time, the contact 2 on the mounting plate 15 significantly improves the durability of the electromagnetic switch 3, thereby prolonging the service life of the protective cover 6, so that the combination of the protective cover 6 and the reinforcing rib 5 significantly improves the overall safety of the starter gear protection device, they work together to protect the drive gear 7 from external impact and damage, while reducing the risk of accidental injury, then when the reinforcing rib 5 needs to be removed, turn the second fixing bolt 10 to rotate and make the other end of its outer wall disengage from the inside of the second fixing bolt groove 14, then pull the mounting plate 15 to remove the mounting plate 15 and the reinforcing rib 5 from the protective cover 6.

[0035] The protective cover 6 in the protective device protects the drive gear 7 from impact and damage from external objects, and can effectively block these objects from directly hitting the drive gear 7, at the same time, the contact 2 on the mounting plate 15 significantly improves the durability of the electromagnetic switch 3, so that the combination of the protective cover 6 and the reinforcing rib 5 significantly improves the overall safety of the starter gear protection device, they work together to protect the drive gear 7 from external impact and damage, while reducing the risk of accidental injury, thereby improving the practicality of the equipment.

[0036] Structure description: starter body 1: the starter body 1 is the core component of the automobile starter, containing electromagnetic coil, movable iron core, push rod and other key components, the starter body 1 is installed in the designated position through the mounting seat 8, ensuring that the starter can work stably, when the ignition switch is placed in the starting position, the electromagnetic coil inside the starter body 1 is electrified, attracting the movable iron core, and then driving the push rod, realizing the meshing of the drive gear 7 and the engine flywheel;

[0037] Mounting seat 8: the mounting seat is a component for fixing the starter body, usually connected with the automobile engine or other fixed structure, the mounting seat firmly installs the starter body in the designated position through bolts or other fixing methods, ensuring that the starter will not loosen or shift during work due to vibration or impact;

[0038] Electromagnetic switch 3: The electromagnetic switch 3 is a key component that controls the on-off power of the starter electromagnetic coil. When the ignition switch is placed in the starting position, the electromagnetic switch is closed, allowing the electromagnetic coil to be powered on. The contact 2 is part of the electromagnetic switch, and through optimized design and material selection, the durability of the electromagnetic switch is improved, thereby prolonging the service life of the entire starter;

[0039] Reinforcing rib 5: The reinforcing rib is an additional structure added to the protective cover to enhance the strength and rigidity of the protective cover. The reinforcing rib is connected to the protective cover by bolts or other fixing methods, enhancing the load-bearing capacity of the protective cover. When subjected to external impact or pressure, the reinforcing rib can disperse these forces, protecting the protective cover and the drive gear inside from damage;

[0040] Protective cover 6: The protective cover 6 is a component used to protect the drive gear 7 from external object impact. The protective cover 6 is connected to the starter body 1 by a fixed method, usually covering the drive gear 7 above. It can effectively block external objects from directly hitting the drive gear 7, while reducing the risk of accidental injury;

[0041] Drive gear 7: The drive gear 7 is a component that engages with the engine flywheel to transmit torque. When the push rod is driven, the drive gear 7 engages with the engine flywheel, transmitting mechanical energy from the starter to the engine, thereby driving the engine crankshaft to rotate and start the engine;

[0042] Second fixing bolt 10: The second fixing bolt 10 is a component used to fix the reinforcing rib 5 and the mounting plate 15. The second fixing bolt 10 firmly fixes the reinforcing rib 5 and the mounting plate 15 on the protective cover 6 by rotating and tightening. When the reinforcing rib 5 needs to be removed, simply twist the second fixing bolt 10 to easily remove it;

[0043] Mounting plate 15: The mounting plate 15 is a component used to connect the reinforcing rib 5 and the protective cover 6. The mounting plate 15 is connected to the protective cover 6 by the second fixing bolt 10, while bearing and strengthening the weight and force of the reinforcing rib 5. It provides a stable connection between the reinforcing rib 5 and the protective cover 6, ensuring the structural integrity and safety of the entire protective device.

[0044] The above embodiments of the present application are described in detail in conjunction with the accompanying drawings, but the present application is not limited to the above embodiments. Within the scope of knowledge possessed by those skilled in the art, various changes can be made without departing from the spirit of the present application.

Claims

1. A starter gear protection device for automobiles, comprising a starter body (1) and a mounting base (8), characterized in that: The mounting base (8) is equipped with a protective device; The protective device includes a protective cover (6) and a mounting plate (15). Multiple reinforcing ribs (5) are installed on the mounting plate (15). The outer wall of the protective cover (6) is provided with a mounting plate groove (13). The outer wall of the mounting plate (15) is slidably connected to the interior of the mounting plate groove (13). Two first fixing bolt grooves (11) are provided on the outer wall of one end of the mounting base (8). Two first fixing bolts (9) are threadedly connected to the outer wall of one end of the protective cover (6). The outer wall of the mounting plate (15) is fixedly connected with four protrusions (4), the inner wall of the mounting plate groove (13) is provided with four protrusion grooves (12), the outer walls of the four protrusions (4) are all threaded with second fixing bolts (10), and the interior of the four protrusion grooves (12) is provided with second fixing bolt grooves (14).

2. The automobile starter gear protection device according to claim 1, characterized in that: Multiple reinforcing ribs (5) are used in combination, the mounting plate groove (13) is arc-shaped, the mounting plate (15) is arc-shaped, and the inner wall of the mounting plate (15) matches the arc surface of the inner wall of the mounting plate groove (13); The protective cover (6) is installed on the mounting base (8) by two first fixing bolts (9) and corresponding first fixing bolt slots (11).

3. The automobile starter gear protection device according to claim 1, characterized in that: The outer walls of the four protrusions (4) are slidably connected to the interior of the corresponding protrusion grooves (12); Among them, the ends of the four second fixing bolts (10) near the second fixing bolt groove (14) are all threaded into the inside of the protrusion groove (12) and respectively connected to the internal threads of the corresponding second fixing bolt groove (14).

4. The automobile starter gear protection device according to claim 1, characterized in that: The starter body (1) is installed on the outer wall of one end and inside the mounting base (8) away from the protective cover (6); An electromagnetic switch (3) is installed on the outer wall of the mounting base (8).

5. The automobile starter gear protection device according to claim 4, characterized in that: The electromagnetic switch (3) has a contact (2) installed at its rear end; The output end of the starter body (1) extends into the interior of the protective cover (6) and is connected to the bearing at the end of the protective cover (6) away from the mounting base (8).

6. The automobile starter gear protection device according to claim 1, characterized in that: The protective cover (6) is semi-circular; Among them, the output end of the starter body (1) is equipped with a drive gear (7).

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