CN209738713U - Vibration-proof loose type vehicle bolt - Google Patents

Abstract

The utility model provides a prevent that vibrations pine from type car bolt relates to the bolt field. This prevent vibrations pine type car bolt that falls, including inlaying the sleeve pipe on the automobile body and can inserting sheathed tube inner pin core, sheathed tube one end is the closure form, and is provided with the circular shape recess on the lateral wall of sleeve pipe blind end, the tank bottom fixed mounting of recess has elastic telescopic rod, the top fixed mounting of elastic telescopic rod output has the fixture block. The utility model discloses a set up the through-hole on elasticity telescopic link and the annular structure and cooperate, insert the sheathed tube inside back at the round pin core, through elastic element's in the elasticity telescopic link elasticity to push the inside of through-hole with the kelly, after the kelly pushed the inside of through-hole, just can accomplish annular structure and sheathed tube and be connected, thereby accomplish and sell being connected between core and the sleeve pipe, and under the circumstances that the kelly was not taken out, no matter how the vibration, the circumstances that the round pin core drops can not appear.

Description

Vibration-proof loose type vehicle bolt

Technical Field

the utility model relates to a bolt technical field specifically is a prevent vibrations pine type automobile-used bolt.

background

The bolt on the logistics turnover trolley is a part which plays a role in connection at the connection position of the tractor. The logistics turnover trolley is correspondingly provided with pin holes, and when the logistics turnover trolley is used, the pins are simultaneously inserted into the pin holes of the logistics turnover trolley and the mine car, the flat car, the material car and the like which need to be connected, so that the stepless rope winch can pull the mine car, the flat car, the material car and the like through the shuttle car.

But traditional bolt general stability is relatively poor, fixes the bolt through the frictional force between bolt and the jack, but such fixed mode, stability is relatively poor, and the tractor shakes very easily the condition of appearing in the in-process that removes, rocks along with the tractor, and the phenomenon that drops appears very easily in the bolt.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a prevent to shake pine type car bolt, solve the tractor and appear the condition of rocking very easily at the in-process that removes, rock along with the tractor, the phenomenon that drops appears very easily in the bolt.

In order to achieve the above purpose, the utility model discloses a following technical scheme realizes: the utility model provides a prevent vibrations pine type car bolt, is including inlaying the sleeve pipe on the automobile body and can insert sheathed tube inner pin core, sheathed tube one end is the closed form, and is provided with the circular shape recess on the lateral wall of sleeve pipe blind end, the tank bottom fixed mounting of recess has elastic telescopic rod, the top fixed mounting of elastic telescopic rod output has the fixture block, the inside of recess is provided with the slider of fixture block looks adaptation, still be provided with the clamp plate in the sheathed tube, one side fixed mounting of slider is on the clamp plate, the inside fixed mounting of recess has the dead lever, the both ends of dead lever respectively with the both sides fixed connection of recess inner wall, and the dead lever run through the clamp plate and with between the clamp plate sliding connection, the clamp plate is kept away from and is provided with spring I between the inner wall of slider and recess, spring I winding.

The inside of round pin core is the cavity form, and the inside slidable mounting of round pin core has the slide bar, round pin core insert sleeve inside one end is provided with hollow annular structure, the position department that the both sides of annular structure correspond elastic telescopic rod is provided with the through-hole with elastic telescopic rod's output end looks adaptation, the one end of slide bar is located annular structure's inboard.

Further, the output end of the elastic telescopic rod can be inserted into the through hole.

Furthermore, one side of the clamping block close to the bottom of the groove is inclined, the sliding block is also inclined, and the sliding block and the inclined plane of the clamping block are close to the axis of the sleeve on one side of the closed end of the sleeve.

Further, the hollow inner chamber of round pin core inside is cylindricly, and the inside slidable mounting of round pin core has the columniform movable block, the slide bar run through the movable block and with the movable block between fixed connection, be provided with spring II between one side of movable block and one side that the round pin core inner wall is close to annular structure.

Furthermore, the elastic telescopic rod comprises a fixed pipe with one wind-sealed end, a clamping rod is slidably mounted inside the fixed pipe, and the clamping rod is connected with the closed end of the fixed pipe through an elastic element.

Furthermore, a limiting block is arranged at the closed end of the sleeve.

Compared with the prior art, the utility model discloses a set up the through-hole on elasticity telescopic link and the annular structure and cooperate, insert sheathed tube inside back at the round pin core, through elastic element's elasticity in the elasticity telescopic link, thereby push into the inside of through-hole with the kelly, push into the inside back of through-hole when the kelly, just can accomplish annular structure and sheathed tube and be connected, thereby accomplish to sell being connected between core and the sleeve pipe, and under the circumstances that the kelly was not taken out, no matter how the vibration, the condition that the round pin core drops can not appear.

Drawings

FIG. 1 is a schematic sectional view of the present invention;

Fig. 2 is a schematic structural view of the elastic telescopic rod of the present invention;

Fig. 3 is a schematic sectional view of the pin core of the present invention.

The device comprises a sleeve 1, a pin core 2, a groove 3, an elastic telescopic rod 4, a fixed tube 41, a clamping rod 42, an elastic element 43, a clamping block 5, a sliding block 6, a pressing plate 7, a fixed rod 8, a spring I9, a sliding rod 10, an annular structure 11, a through hole 12, a movable block 13, a spring II 14 and a limiting block 15.

Detailed Description

As shown in fig. 1-3, an embodiment of the present invention provides a vibration-proof loose-falling type vehicle plug pin, which comprises a sleeve 1 embedded on a vehicle body and an inner pin core 2 capable of being inserted into the sleeve 1, wherein one end of the sleeve 1 is closed, a circular groove 3 is formed on a side wall of the closed end of the sleeve 1, an elastic telescopic rod 4 is fixedly installed at a bottom of the groove 3, the elastic telescopic rod 4 comprises a fixed tube 41 with a wind-closed end, a clamping rod 42 is slidably installed inside the fixed tube 41, the clamping rod 42 is connected with the closed end of the fixed tube 41 through an elastic element 43, a clamping block 5 is fixedly installed at a top of an output end of the elastic telescopic rod 4, a sliding block 6 matched with the clamping block 5 is arranged inside the groove 3, a pressing plate 7 is further arranged inside the sleeve 1, one side of the sliding block 6 is fixedly installed on the pressing plate 7, a, the both ends of dead lever 8 respectively with the both sides fixed connection of recess 3 inner wall, and dead lever 8 run through clamp plate 7 and with clamp plate 7 between sliding connection, clamp plate 7 is kept away from and is provided with spring I9 between one side of slider 6 and the inner wall of recess 3, the winding of spring I9 is on dead lever 8, one side that fixture block 5 is close to the recess 3 tank bottom is the slope form setting, slider 6 also becomes the slope form setting, and slider 6 and fixture block 5's inclined plane all are the axle center that one side that is close to the 1 blind end of sleeve pipe is close to 1.

The inside of round pin core 4 is the cavity form, and the inside slidable mounting of round pin core 4 has slide bar 10, round pin core 2 inserts the inside one end of sleeve pipe 1 and is provided with hollow loop configuration 11, the position department that the both sides of loop configuration 11 correspond elasticity telescopic link 4 is provided with the through-hole 12 with the output looks adaptation of elasticity telescopic link 4, the one end of slide bar 10 is located the inboard of loop configuration 11, the inside hollow inner chamber of round pin core 2 is cylindricly, and the inside slidable mounting of round pin core 2 has columniform movable block 13, slide bar 10 run through movable block 13 and with between the movable block 13 fixed connection, be provided with spring II 14 between one side of movable block 13 and one side that the inner wall of round pin core 2 is close to loop configuration 11, be provided with stopper 15 on the closed end of sleeve pipe.

When the pin core 2 is inserted into the sleeve 1, after the pin 2 is inserted into the sleeve 1, the annular structure 11 contacts with the clamping rod 42 on the elastic expansion link 4 and cannot move continuously, at this time, the sliding rod 10 is pressed down, after the sliding rod 10 is pressed down, the annular structure moves into the sleeve 1, and after the sliding rod 10 contacts with the pressing plate 7, the pressing plate 7 is pushed to move, when the pressing plate 7 moves, the pressing plate 7 pulls the sliding block 6 to move, after the sliding block 6 moves in a direction away from the clamping block 5, the clamping rod 42 is pulled to move in a direction of the fixed tube 41 under the action of the elastic force of the elastic element 43, after the clamping rod 42 moves, the pin core 2 can be pressed down continuously, so that the pin core 2 is supposed to move inside the sleeve 1, the pin core 2 is known to contact with the pressing plate 7, and at this time, the pin core 2 cannot move, then the sliding rod 10 is loosened, after the sliding rod 10 is loosened, the pressing plate 7 is restored to the original position, after the pressing plate 7 is restored to the original position, the clamping rod 42 is pushed to be restored to the original position under the action of the elastic force of the elastic element 3, after the clamping rod 42 is restored to the original position, the clamping rod 42 is clamped into the through hole 12, at the moment, the clamping rod 42 limits the annular structure 11, the annular structure 11 cannot be separated from the inside of the sleeve 1, the pin core 2 is fixed, the function of locking the pin core 2 is achieved, and the phenomenon that the pin core 2 falls off due to vibration in the using process is avoided.

In addition, when the disassembly is needed, the sliding rod 10 is continuously pressed, after the sliding rod 10 is pressed, the sliding rod moves towards the inside of the sleeve 1, the pressing plate 7 is pushed to move after the sliding rod 10 is contacted with the pressing plate 7, when the pressing plate 7 moves, the pressing plate 7 can pull the sliding block 6 to move, after the sliding block 6 moves towards the direction far away from the fixture block 5, the clamping rod 42 can be pulled to move towards the direction of the fixed pipe 41 under the action of the elastic force of the elastic element 43, the clamping rod 42 is separated from the through hole 12 after the clamping rod 42 moves, the pin core 2 can be pulled out from the inside of the sleeve 1 at the moment, and therefore the purpose of separating the sleeve 1 from the pin core 2 is achieved.

In summary, the following steps: the utility model discloses a set up through-hole 12 on elasticity telescopic link 4 and the cyclic annular structure 11 and cooperate, insert the inside back of sleeve pipe 1 at round pin core 2, elasticity through elastic element 43 in the elasticity telescopic link 4, thereby push the inside of through-hole 12 with kelly 42, push the inside back of through-hole 12 when kelly 42, just can accomplish being connected of cyclic annular structure 11 and sleeve pipe 1, thereby accomplish being connected between round pin core 2 and the sleeve pipe 1, and under the condition that kelly 42 does not take out, no matter how the vibration, the condition that round pin core 2 drops can not appear.

Claims (6)

1. The utility model provides a prevent vibrations pine type vehicle bolt, is including inlaying sleeve pipe (1) on the automobile body and can insert interior round pin core (2) of sleeve pipe (1), its characterized in that: one end of the sleeve (1) is closed, a circular groove (3) is formed in the side wall of the closed end of the sleeve (1), an elastic telescopic rod (4) is fixedly installed at the bottom of the groove (3), a fixture block (5) is fixedly installed at the top of the output end of the elastic telescopic rod (4), a slider (6) matched with the fixture block (5) is arranged inside the groove (3), a pressing plate (7) is further arranged inside the sleeve (1), one side of the slider (6) is fixedly installed on the pressing plate (7), a fixing rod (8) is fixedly installed inside the groove (3), two ends of the fixing rod (8) are fixedly connected with two sides of the inner wall of the groove (3) respectively, the fixing rod (8) penetrates through the pressing plate (7) and is in sliding connection with the pressing plate (7), and a spring I (9) is arranged between one side, far away from the slider (6), of the pressing plate (7) and the inner wall of the, the spring I (9) is wound on the fixing rod (8);

The inside of round pin core (2) is the cavity form, and the inside slidable mounting of round pin core (2) has slide bar (10), round pin core (2) insert the inside one end of sleeve pipe (1) and be provided with hollow loop configuration (11), the position department that the both sides of loop configuration (11) correspond elasticity telescopic link (4) is provided with through-hole (12) with the output looks adaptation of elasticity telescopic link (4), the one end of slide bar (10) is located the inboard of loop configuration (11).

2. The anti-vibration release type vehicular plug according to claim 1, wherein: the output end of the elastic telescopic rod (4) can be inserted into the through hole (12).

3. the anti-vibration release type vehicular plug according to claim 1, wherein: one side of the clamping block (5) close to the bottom of the groove (3) is inclined, the sliding block (6) is also inclined, and the inclined planes of the sliding block (6) and the clamping block (5) are both close to the axis of the sleeve (1) at one side of the closed end of the sleeve (1).

4. The anti-vibration release type vehicular plug according to claim 1, wherein: the hollow inner chamber of round pin core (2) inside is cylindricly, and the inside slidable mounting of round pin core (2) has columniform movable block (13), slide bar (10) run through movable block (13) and with between movable block (13) fixed connection, be provided with spring II (14) between one side of movable block (13) and round pin core (2) inner wall one side that is close to annular structure (11).

5. The anti-vibration release type vehicular plug according to claim 1, wherein: elasticity telescopic link (4) include fixed pipe (41) of one end wind closed form, the inside slidable mounting of fixed pipe (41) has kelly (42), be connected through elastic element (43) between the blind end of kelly (42) and fixed pipe (41).

6. The anti-vibration release type vehicular plug according to claim 1, wherein: and a limiting block (15) is arranged on the closed end of the sleeve (1).