CN221256989U - Starting claw disk with anti-collision function - Google Patents

Abstract

The utility model provides a starting claw disc with an anti-collision function, which comprises a chassis, a starting block, claw assemblies and limiting plates, wherein the starting block is arranged on the chassis quickly, the limiting plates lock the claw assemblies between the two through upright posts on the chassis, and mounting holes of mounting parts of the claw assemblies are positioned at the tail ends of the claw assemblies in the anticlockwise direction. Through setting up the mounting hole at the anticlockwise terminal of jack catch subassembly, make jack catch subassembly rotation direction and jack catch subassembly open the opposite direction, through at the jack catch at pivoted in-process, can with the opening part contact of starting cup, reduce the striking dynamics of jack catch subassembly and starting cup, prevent the connecting portion fracture of jack catch subassembly, improve product life.

Description

Starting claw disk with anti-collision function

Technical Field

The utility model relates to the technical field of starting chucks, in particular to a starting claw disk with an anti-collision function.

Background

The starting chuck is an important component of a starting mechanism for transmitting power and rotational torque to a starting cup, which is also commonly referred to as a starting mechanism or starter, and is a device for starting an internal combustion engine, and in vehicles such as automobiles, motorcycles, boats, and airplanes, the starting cup is used for transmitting initial power to the engine to enable the engine to start to operate by itself, so that the engine is started.

At present, the engine is controlled to start through the starting chuck, the starting chuck is controlled to rotate mostly, the starting chuck is controlled to rotate continuously, the engine can be started through force transmission, and when the starting chuck at present rotates clockwise, the starting claw is always opened in the opening direction and the rotating direction, and the starting claw can collide with the opening part of the starting cup in the engine in the rotating process, so that the starting claw connecting arm on the starting chuck is broken, the normal use of the starting chuck can be influenced, and therefore, the starting claw disk with the anti-collision function is provided, and the problem is solved.

Disclosure of utility model

In order to overcome the above disadvantages, the present utility model provides a starting claw disk with an anti-collision function, which overcomes the above technical problems or at least partially solves the above problems.

The utility model is realized in the following way:

The utility model provides a starting claw disc with an anti-collision function, which comprises a chassis, a starting block, a claw assembly and a limiting plate, and is characterized in that: the chassis, the starting block and the limiting plate are all provided with through holes; the starting block is arranged on the chassis, the chassis is further provided with a stand column, the claw assembly comprises a mounting part, the mounting part comprises a mounting hole, the mounting hole is positioned at the tail end of the claw assembly in the anticlockwise direction, and the mounting hole of the claw assembly is sleeved on the stand column of the chassis; the limiting plate comprises a limiting hole, and the limiting plate is arranged above the jaw assembly installation part and sleeved on and fixed to the upright post of the chassis through the limiting hole.

Further, the jaw assembly further comprises a connecting portion, a supporting portion and a friction portion, wherein the friction portion is attached to the supporting portion.

Further, the jaw assembly further comprises a limiting column, and the limiting column is connected with the jaw assembly through a limiting table; the limiting plate is provided with a limiting protrusion, and the limiting column is connected with the limiting protrusion through an elastic piece.

Further, the limiting plate is provided with a concave position.

Further, the back of the connecting part of the claw assembly is provided with a limiting groove, the chassis is provided with a chassis bulge, and the chassis bulge is inserted into the limiting groove.

Further, the connection part plane of the jaw assembly is lower than the support part plane, and the limiting table is arranged on the connection part plane.

Further, the friction part is attached to the outer surface of the support part.

Further, the two ends of the supporting part are provided with bosses, and the friction part is attached between the two bosses of the supporting part.

Further, the starting block is triangular, and the middle through hole is a rectangular through hole.

Further, the jaw assembly is provided with a plurality.

The utility model provides a starting claw disk with an anti-collision function, which has the beneficial effects that:

1. through setting up in the anticlockwise terminal of jack catch subassembly to the installation department of jack catch subassembly, make the direction of opening of jack catch subassembly unanimous with the direction of rotation of start cup, reduced the impact dynamics of rotation process, provided the life of jack catch subassembly and start claw dish.

2. Through set up spacing recess and set up spacing arch on the chassis in the bottom of jack catch subassembly connecting portion, make jack catch subassembly open the angle in the use and have spacing function, prevent that jack catch subassembly open the angle too big, especially after friction portion wears out, prevent that supporting part is direct with start cup contact, because supporting part and start cup are all made for the metal generally, if direct contact causes the product damage easily.

Drawings

For a clearer description of the technical solutions of the embodiments of the present utility model, the drawings that are needed in the embodiments will be briefly described below, it being understood that the following drawings only illustrate some examples of the present utility model and should not be considered as limiting the scope, and other related drawings may be obtained according to these drawings without inventive effort for a person skilled in the art;

FIG. 1 is a schematic diagram of the front view of the present utility model;

FIG. 2 is a schematic view of the upper surface structure of the mounting plate of the present utility model;

FIG. 3 is a schematic view of the bottom structure of the jaw assembly of the present utility model;

FIG. 4 is a schematic view of the chassis structure of the present utility model;

In the figure: 100 chassis; 200 start block; 300 jaw assembly; 400 limit plates; 110 upright posts; 120 chassis bulges; 310 mounting part; 311 mounting holes; 320 connection parts; 330 a support; 340 friction parts; 350 limit tables; 360 limit posts; 331 a boss; 410 limit protrusions; 321 limit grooves.

Detailed Description

For the purpose of making the objects, technical solutions and advantages of the embodiments of the present utility model more apparent, the technical solutions of the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present utility model, and it is apparent that the described embodiments are some embodiments of the present utility model, but not all embodiments. All other embodiments, based on the embodiments of the utility model, which are apparent to those of ordinary skill in the art without inventive faculty, are intended to be within the scope of the utility model.

Examples

Referring to fig. 1-4, the present utility model provides a technical solution: the starting claw disc with the anti-collision function comprises a chassis 100, a starting block 200, a claw assembly 300 and a limiting plate 400, wherein through holes are formed in the chassis 100, the starting block 200 and the limiting plate 400; the through hole is used for inserting the rotating shaft, and the starting block 200 is driven to rotate through the rotating shaft. The starting block 200 is disposed on the chassis 100, the chassis 100 is further provided with a column 110, the jaw assembly 300 includes a mounting portion 310, the mounting portion 310 includes a mounting hole 311, the mounting hole 311 is located at the end of the jaw assembly 300 in the counterclockwise direction, and since the mounting hole 311 is located at the end of the jaw assembly 300 in the counterclockwise direction, the opening direction of the jaw assembly 300 is opened in the clockwise direction. Both clockwise and counterclockwise are referenced herein to the viewing angle shown in fig. 1. The mounting hole 311 of the claw assembly 300 is sleeved on the upright post 110 of the chassis 100; the limiting plate 400 includes a limiting hole, and the limiting plate 400 is disposed above the mounting portion 310 of the jaw assembly 300, and is sleeved on and fixed to the upright post 110 of the chassis 100 through the limiting hole. Specifically, the column 110 of the chassis 100 passes through the mounting hole 311 of the jaw assembly 300, and the limiting plate 400 is covered over the mounting portion 310 of the jaw assembly 300 to lock the jaw assembly 300, so that the jaw assembly 300 is rotated with respect to the column 110 by the mounting portion 310.

The jaw assembly 300 further includes a connection portion 320, a support portion 330, and a friction portion 340, the friction portion 340 being attached to the support portion 330. The support portion 330 is connected to the mounting portion 310 through the connection portion 320.

The jaw assembly 300 further comprises a limit post 360, and the limit post 360 is connected with the jaw assembly 300 through a limit table 350; the limiting plate 400 is provided with a limiting protrusion 410, and the limiting post 360 is connected with the limiting protrusion 410 by an elastic member. Specifically, the connection portion 320 of the jaw assembly 300 is provided with a limiting platform 350, the limiting platform 350 is provided with a limiting post 360, the limiting post 360 is connected with a limiting protrusion 410 on the limiting plate 400 through an elastic member, and the elastic member generally includes, but is not limited to, a tension spring. Mainly to enable the jaw assembly 300 to return under the action of the elastic member.

In order to make the structure of the claw disk compact, the limiting plate 400 is provided with a concave position, and the space reserved by the concave position concave part is used for the limiting table 350 of the claw assembly 300.

In a preferred embodiment, the back of the connecting portion 320 of the jaw assembly 300 is provided with a limiting groove 321, the chassis 100 is provided with a chassis protrusion 120, the chassis protrusion 120 is matched with the limiting groove 321, the chassis protrusion 120 is inserted into the limiting groove 321, when the jaw assembly 300 rotates, the chassis protrusion 120 slides in the limiting groove 321, and the limiting groove 321 has limited space, so that the sliding path of the chassis protrusion 120 is limited, the rotation range of the jaw assembly 300 is further limited, the limiting effect is achieved, and particularly, after the friction portion 340 of the jaw assembly 300 is worn out, the supporting portion 330 of the jaw assembly 300 is prevented from being directly contacted with the starting cup. Since the support 330 of the actuating cup and pawl assembly 300 is generally metallic, it is susceptible to product damage if in direct contact during high speed rotation, and therefore provides this limiting function.

In another preferred embodiment, the plane of the connecting portion 320 of the jaw assembly 300 is lower than the plane of the supporting portion 330, and the limiting table 350 is disposed on the plane of the connecting portion 320. By arranging the plane of the connecting part 320 lower than the plane of the supporting part 330 and reserving the mounting position of the limiting plate 400, the product structure is more compact and the occupied space is smaller.

In addition, the friction portion 340 of the jaw assembly 300 is attached to the outer surface of the supporting portion 330, and the attaching surface is an arc surface.

The two ends of the supporting portion 330 are provided with bosses 331, and the friction portion 340 is attached between the two bosses 331 of the supporting portion 330. By arranging the bosses 331 at two ends of the supporting portion 330, the friction portion 340 can provide a certain blocking force to prevent the friction portion 340 from separating from the supporting portion 330 during the product rotation process and the cup contact friction process.

The starting block 200 is triangular in shape, and the middle through hole is a rectangular through hole. The through hole is used for inserting a rotating shaft, the starting block 200 is driven to rotate through the rotating shaft, the starting block 200 rotates to press the jaw assembly 300 outwards, so that the jaw assembly 300 is opened, meanwhile, the jaw assembly 300 generates a blocking force on the starting block 200, so that the jaw disc rotates,

The jaw assembly 300 may be provided in plurality, and when in an open state, the jaws are rotated, and the top of the jaws are inserted into the actuating cup.

Referring to fig. 2, the working principle of this scheme is introduced, the rotation of the rotating shaft through the through hole drives the starting block 200 to rotate anticlockwise, the starting block 200 rotates to jack the jack catch assembly 300, the jack catch assembly 300 is opened, in the opening process, the cambered surface of the friction part 340 contacts with the starting cup before the starting cup, the end part of the jack catch assembly 300 is clamped into the opening of the wall of the starting cup in the rotating process, and the starting is driven to rotate, so that the starting of the engine is realized. During this process, the actuating cup rotates clockwise relative to the jaw assembly 300, so that the impact energy imparted to the jaw assembly 300 to actuate is relatively small, resulting in protection of the actuating disk.

Claims (10)

1. Starting claw dish with anticollision function, including chassis (100), start block (200), claw subassembly (300) and limiting plate (400), its characterized in that: the chassis (100), the starting block (200) and the limiting plate (400) are all provided with through holes; the starting block (200) is arranged on the chassis (100), the chassis (100) is further provided with a stand column (110), the claw assembly (300) comprises a mounting part (310), the mounting part (310) comprises a mounting hole (311), the mounting hole (311) is positioned at the tail end of the claw assembly (300) in the anticlockwise direction, and the mounting hole (311) of the claw assembly (300) is sleeved on the stand column (110) of the chassis (100); the limiting plate (400) comprises a limiting hole, and the limiting plate (400) is arranged above the mounting part (310) of the jaw assembly (300) and sleeved on and fixed to the upright post (110) of the chassis (100) through the limiting hole.

2. The starting jaw disk with anti-collision function according to claim 1, wherein the jaw assembly (300) further comprises a connecting portion (320), a supporting portion (330) and a friction portion (340), wherein the friction portion (340) is attached to the supporting portion (330).

3. The starting jaw disk with anti-collision function according to claim 1, wherein the jaw assembly (300) further comprises a limit post (360), and the limit post (360) is connected with the jaw assembly (300) through a limit table (350); limiting protrusions (410) are arranged on the limiting plates (400), and the limiting columns (360) are connected with the limiting protrusions (410) through elastic pieces.

4. A starting claw disk with anti-collision function according to claim 3, characterized in that the limiting plate (400) is provided with a concave position.

5. The starting claw disk with the anti-collision function according to claim 2, wherein a limiting groove (321) is formed in the back of the connecting portion (320) of the claw assembly (300), a chassis protrusion (120) is arranged on the chassis (100), and the chassis protrusion (120) is inserted into the limiting groove (321).

6. A starting jaw disk with anti-collision function according to claim 3, characterized in that the connecting part (320) plane of the jaw assembly (300) is lower than the supporting part (330) plane, and the limiting table (350) is arranged on the connecting part (320) plane.

7. The starting jaw disk with crashproof function according to claim 2, wherein the friction portion (340) is attached to the outer surface of the supporting portion (330).

8. The starting claw disk with the anti-collision function according to claim 7, wherein bosses (331) are arranged at two ends of the supporting portion (330), and the friction portion (340) is attached between the two bosses (331) of the supporting portion (330).

9. The starting claw disk with the anti-collision function according to claim 1, wherein the starting block (200) is triangular in shape, and the middle through hole is a rectangular through hole.

10. A starting jaw disk with crashworthiness according to claim 1, characterized in that the jaw assembly (300) is provided with a plurality of.