CN116024917A - A mechanical deceleration belt device - Google Patents

Abstract

The invention discloses a mechanical deceleration strip device, which comprises a support frame buried below the ground and an exposed shell which is movably arranged on the support frame along the vertical direction, wherein after a tire moves to the slope of the exposed shell, the exposed shell is pressed on a touch pad, so that the touch pad drives a connecting rod to swing, a limit bin is arranged in the support frame, a rolling ball moves along the limit bin under the stirring of the connecting rod, when a vehicle rapidly passes through a deceleration strip, the rolling ball is either immobilized or stirred by the connecting rod and is positioned at the bottom of a pressure block, the pressure block is supported, the exposed shell keeps protruding out of the ground, the vehicle passes through in a bumpy manner, when the vehicle slowly passes through the deceleration strip, the rolling ball is stirred by a stirring rod to one side of a first opening, the rolling ball is not supported by the pressure block, the exposed shell moves under the pressing of the vehicle, the pressure block moves downwards into the first opening along with the exposed shell, the exposed shell is flush with the ground, and the vehicle passes through the ground smoothly, and the whole device can guide the vehicle to slowly pass through the pressure block, so that the vehicle is more intelligent and humanized.

Description

A mechanical deceleration belt device

technical field

The invention relates to the technical field of deceleration belt production, in particular to a mechanical deceleration belt device.

Background technique

With the continuous increase of the number of cars, the traffic accident rate is also rising. In order to reduce the accident rate, people have developed speed bumps. The appearance of speed bumps has greatly reduced the occurrence of traffic accidents, but speed bumps have advantages and disadvantages. The driving comfort becomes worse, because no matter whether the speed is fast or slow, there will be obvious bumps when passing the speed bump, and the damage to the vehicle is greater. For example, the suspension system: when the vehicle passes the speed bump, the suspension system will be impacted. It will be several times or even ten times higher than normal driving. Seriously affect the service life of components such as shock absorbers, springs and brackets. The existing speed bump is simply a piece of rubber skin or cast steel, usually 50mm in height. If the speed bump is directly punched and fixed on the road, no matter the speed of the vehicle, there will be obvious bumps. After the rubber speed bump is crushed, The bolts left on the road will also cause secondary damage to the tires of the driving vehicle.

Patent document CN211772986U discloses a sliding-guided intelligent deceleration belt utilizing the driving force of a car, which includes a deceleration bump fixedly installed on the road surface, the upper end surface of the deceleration bump is arranged in an arched structure, and the deceleration bump is away from the direction of travel of the car One end face is connected with a rectangular installation base plate, and the end surface of the installation base plate is provided with a chute parallel to the width direction of the deceleration bump, and a matching slider is arranged in the chute, and a return spring is arranged in the chute, and one end of the return spring It is in conflict with the deceleration bump, and the other end is in conflict with the slider, and the elastic force of the return spring is always directed from the deceleration bump to the slider. A rectangular guide plate matching the deceleration bump is fixed on the slider. In the initial state, the guide plate and the deceleration bump A deceleration groove H is formed between the bumps, and one end surface of the guide plate away from the traveling direction of the automobile is set as the second guiding slope, the distance between the second guiding slope and the ground gradually increases along the traveling direction of the automobile, and several The force bar, but even with the chute closed, the deceleration bumps still cause serious bumps to the wheels.

Contents of the invention

The purpose of the present invention is to provide a mechanical speed reduction belt device to solve the problems in the prior art. When the vehicle is running fast, the rolling ball is located at the first opening and supported on the bottom of the pressure block, so that the exposed shell protrudes from the bottom of the pressure block. On the ground, the vehicle will pass through the bumps. When the vehicle is running slowly, the rolling ball moves away from the first opening, the wheels press down on the exposed shell, and the pressure block moves down with the exposed shell and extends into the first opening. Flush, the vehicle passes smoothly to guide the vehicle to pass slowly, making the speed bump more intelligent and humanized.

In order to achieve the above object, the present invention provides the following solution: the present invention provides a mechanical speed bump device, which includes a support frame buried below the ground, and an exposed shell that is movably arranged on the support frame in the vertical direction. The bottom of the exposed shell is connected with a pressure block that moves vertically with it, and a limit bin extending along the driving direction is fixed inside the support frame, and a rolling ball rolling along the extending direction is arranged in the limit bin, so The top of the limit chamber is provided with a first opening for the rolling ball to be exposed and supported on the bottom of the pressure block, and the pressure block can move and extend into the In the first opening, the exposed shell includes a slope on the side of the incoming vehicle. A touch plate is hinged on the slope for the wheel to press down and can be reset and lifted. The touch plate is connected with a Toggle the connecting rod of the rolling ball, the support frame is provided with a return spring that supports the exposed shell to be lifted and reset to be exposed to the ground, and is also provided with a limit position when the exposed shell is pressed down to make it contact with the ground. Flush limiter.

Preferably, the position-limiting bin extends along the driving direction, and the position-limiting bin gradually slopes upward along the driving direction, and the connecting rod is located at the rear side of the position-limiting bin and the pressure block along the driving direction, and A second opening is opened on the position-limiting bin for the connecting rod to move the rolling ball after being inserted.

Preferably, the position-limiting chamber extends from the bottom of the pressure block toward a side of the pressure block away from the connecting rod.

Preferably, the limit chamber is extended on the side of the pressure block close to the connecting rod, and the top of the limit chamber is provided with a space for the movement of the connecting rod, and the width of the space is smaller than that of the connecting rod. The diameter of the rolling ball, and the first opening is located at the top of the upper end of the limit chamber, and the distance from the lower end of the limit chamber to the first opening is greater than that of the connecting rod along the limit. The distance the bin moves.

Preferably, the pressure block is located in the middle of the exposed shell.

Preferably, the bottom of the pressure block is provided with a groove matching the top structure of the rolling ball, and the groove is fastened to the top of the rolling ball.

Preferably, the support frame includes a bottom plate for installing the return spring, and a support plate for supporting the position-limiting bin is also provided on the bottom plate.

Preferably, several guide assemblies for the vertical movement of the exposed shell are provided between the bottom plate and the exposed shell, and the guide assemblies include a guide frame and a chute arranged on the guide frame, and the slide The groove extends in the vertical direction, and a fixed frame is movably inserted in the chute along the vertical direction, and a plurality of pulleys are arranged at intervals along the vertical direction on the fixed frame, and the pulleys follow the fixed frame along the The chute slides.

Preferably, the limiting part is a stopper structure, and the stopper structure is fixed on the end of the chute away from the fixing frame, and when the fixing frame abuts on the stopper structure, the The exposed shell is flush with the ground.

Preferably, each of the guide assemblies is divided into a first guide assembly and a second guide assembly, and the axes of the pulleys on the first guide assembly and the second guide assembly are perpendicular to each other.

Compared with the prior art, the present invention has achieved the following technical effects:

First, it includes a support frame buried under the ground, an exposed shell that is movably arranged on the support frame in the vertical direction, a pressure block that moves vertically with it is connected to the bottom of the exposed shell, and a Extended limit bin, the limit bin is provided with rolling balls rolling along its extension direction, the top of the limit bin is provided with a first opening for the rolling ball to be exposed and supported on the bottom of the pressure block, the pressure block is removed when the rolling ball is removed After the first opening, it can be moved into the first opening. The exposed shell includes a slope on the side of the incoming vehicle. A touch plate is hinged on the slope for the wheel to press down and can be reset and lifted. The touch plate is connected with a Move and toggle the connecting rod of the rolling ball. The support frame is provided with a return spring that supports the exposed shell to be lifted and reset to be exposed to the ground. There is also a limit part that limits the position when the exposed shell is pressed down and makes it flush with the ground. , because the touch plate is hinged on the slope of the exposed shell, after the tire travels to the slope of the exposed shell, it is pressed against the touch plate, so that the touch plate drives the connecting rod to swing, and a limit warehouse is set in the support frame, and the rolling ball Under the toggle of the connecting rod, it moves along the limit bin. When the vehicle passes the deceleration belt quickly, the rolling ball either does not move or is moved by the connecting rod, and is at the bottom of the pressure block to support the pressure block so that the exposed shell remains Protruding from the ground, the vehicle will bump and pass. When the vehicle slowly passes the speed bump, the rolling ball is moved to the side of the first opening by the lever, so that the rolling ball does not support the pressure block, and the exposed shell is under the pressure of the vehicle. Move, the pressure block moves down to the first opening along with the exposed shell, at this time, the exposed shell is flush with the ground, the vehicle passes smoothly, and the whole device can guide the vehicle to pass slowly, which is more intelligent and humanized.

Second, the limit warehouse extends along the driving direction, and the limit warehouse gradually tilts upward along the driving direction. After entering, move the second opening of the rolling ball, and through the inclined setting of the limit chamber, when the rolling ball is lifted and reset on the exposed shell, the rolling ball will move along the limit chamber toward its lower end under the influence of its own gravity, so that the rolling ball The ball resets. At this time, the rolling ball is supported at the bottom of the pressure block or moved to one side of the pressure block, so that when the subsequent car passes the speed bump, the touch plate can move the rolling ball again through the connecting rod, so that the exposed shell can be kept above the ground. , or move down to level with the ground.

Third, the limit chamber extends from the bottom of the pressure block toward the side of the pressure block away from the connecting rod, so in the actual use process, the rolling ball is initially located at the position of the limit chamber corresponding to the pressure block, that is, the first opening corresponds to It is set at the lower end of the limit chamber, so that the initial position of the rolling ball is at the bottom of the supporting pressure block. When the vehicle speed is fast, before the connecting rod has time to move the rolling ball, the wheel has already been pressed on the top surface of the exposed shell , and the pressure block is pressed on the rolling ball, so that the exposed shell remains protruding from the ground, and the wheels are impacted by the exposed shell, and the whole vehicle has an obvious bumpy feeling. The wheels are not running and pressed on the top surface of the exposed shell, the touch plate swings and drives the connecting rod to move the rolling ball, so that the rolling ball no longer supports the pressure block, the wheel continues to drive and presses down on the exposed shell, so that the pressure The block is extended into the first opening, and the exposed shell is gradually flush with the ground, so that the vehicle can pass through the exposed shell relatively smoothly, and no large bumpy feeling will be generated.

Fourth, the limit chamber is extended on the side of the pressure block close to the connecting rod, and the top of the limit chamber is provided with an interval for the movement of the connecting rod. The width of the interval is smaller than the diameter of the rolling ball, and the first opening is located near the limit chamber. At the top of the upper end, the distance from the lower end of the limit chamber to the first opening is greater than the distance that the connecting rod moves along the limit chamber, so in the actual use process, the rolling ball is initially located at the position where the limit chamber is far away from the pressure block That is, the first opening is correspondingly opened at the upper end of the limit chamber, so that the initial position of the rolling ball does not support the pressure block. When the vehicle speed is fast, the wheel quickly presses the touch plate, so that the touch plate has a connecting rod Swing quickly to form a knocking action on the rolling ball. The initial kinetic energy of the rolling ball is relatively large. When it moves quickly to the first opening, the wheel presses down on the exposed shell, and the pressure block moves down and presses on the rolling ball, making the exposed shell The shell keeps protruding from the ground, causing impact on the wheels, and the vehicle has obvious bumpy feeling. When the vehicle speed is slow, the wheels press the touch plate, and the touch plate relatively slowly drives the connecting rod to swing, and then brings the rolling ball along the limit chamber. Move, because the distance from the lower end of the limit chamber to the first opening is greater than the distance that the connecting rod moves along the limit chamber, so that the rolling ball does not reach the first opening under the action of the connecting rod, then the wheel presses After being placed on the exposed shell, the pressure block moves down and extends into the first opening, and the exposed shell is flush with the ground, so that the vehicle can pass through the exposed shell relatively smoothly without causing a large bumpy feeling.

Description of drawings

In order to more clearly illustrate the technical solutions in the embodiments of the present invention or the prior art, the following will briefly introduce the accompanying drawings required in the embodiments. Obviously, the accompanying drawings in the following description are only some of the present invention. Embodiments, for those of ordinary skill in the art, other drawings can also be obtained according to these drawings without paying creative labor.

Fig. 1 is a side view when the exposed shell protrudes from the ground and is flush with the ground in one embodiment of the present invention;

Fig. 2 is the front view of Fig. 1;

Fig. 3 is a side view when the exposed shell protrudes from the ground and is flush with the ground in another embodiment of the present invention;

Fig. 4 is a schematic diagram of when the exposed shell in Fig. 3 protrudes from the ground and the rolling ball is supported on the bottom of the pressure block;

Among them, 1-touch plate, 2-connecting rod, 3-rolling ball, 4-return spring, 5-pressure block, 6-moving interval, 7-limiting warehouse, 8-exposed shell, 9-supporting plate, 10 - guide frame, 11 - fixed frame, 12 - pulley.

Detailed ways

The following will clearly and completely describe the technical solutions in the embodiments of the present invention with reference to the accompanying drawings in the embodiments of the present invention. Obviously, the described embodiments are only some, not all, embodiments of the present invention. Based on the embodiments of the present invention, all other embodiments obtained by persons of ordinary skill in the art without making creative efforts belong to the protection scope of the present invention.

The purpose of the present invention is to provide a mechanical speed reduction belt device to solve the problems in the prior art. When the vehicle is running fast, the rolling ball is located at the first opening and supported on the bottom of the pressure block, so that the exposed shell protrudes from the bottom of the pressure block. On the ground, the vehicle will pass through the bumps. When the vehicle is running slowly, the rolling ball moves away from the first opening, the wheels press down on the exposed shell, and the pressure block moves down with the exposed shell and extends into the first opening. Flush, the vehicle passes smoothly to guide the vehicle to pass slowly, making the speed bump more intelligent and humanized.

In order to make the above objects, features and advantages of the present invention more comprehensible, the present invention will be further described in detail below in conjunction with the accompanying drawings and specific embodiments.

Please refer to Figures 1 to 4, this embodiment provides a mechanical speed bump device, including a support frame buried below the ground, an exposed shell 8 that is movably arranged on the support frame in the vertical direction, preferably an exposed shell 8 Including the top surface and the slopes connected to both sides of the top surface along the driving direction, the bottom of the exposed shell 8 is connected with a pressure block 5 that moves vertically with it, and a limiting warehouse 7 extending along the driving direction is fixed in the support frame to limit Inside the spacer 7 there is a rolling ball 3 that rolls along its extension direction. The top of the spacer 7 is provided with a first opening for the rolling ball 3 to be exposed and supported on the bottom of the pressure block 5. The pressure block 5 is removed when the rolling ball 3 is removed. After the first opening, it can be moved into the first opening. The exposed shell 8 includes a slope on the side of the incoming vehicle. The slope is hinged with a touch plate 1 for the wheel to press down and can be reset and lifted. The preferred touch plate There is a rotating shaft between 1 and the slope surface, and a reset torsion spring is set on the rotating shaft. The touch plate 1 is connected with a connecting rod 2 that moves with it and moves the rolling ball 3. The supporting frame is provided with a supporting exposed shell 8 to lift it up. The return spring 4 that is exposed to the ground during reset is also provided with a limiter that limits the position when the exposed shell 8 is pressed down and makes it flush with the ground. Since the touch plate 1 is hinged on the slope of the exposed shell 8, the tire travels to After the slope of the shell 8 is exposed, it is pressed on the touch plate 1, so that the touch plate 1 drives the connecting rod 2 to swing. When the position box 7 moves, when the vehicle passes the deceleration belt quickly, the rolling ball 3 either does not move or is moved by the connecting rod 2, and is at the bottom of the pressure block 5 to support the pressure block 5 so that the exposed shell 8 remains protruding from the On the ground, the vehicle will pass through bumps. When the vehicle slowly passes the speed bump, the rolling ball 3 is moved to the side of the first opening by the lever, so that the rolling ball 3 does not support the pressure block 5, and the exposed shell 8 is pressed against the vehicle. Moving down, the pressure block 5 moves down to the first opening along with the exposed shell 8. At this time, the exposed shell 8 is flush with the ground, and the vehicle passes smoothly. The whole device can guide the vehicle to pass slowly, which is more intelligent and humanized. The preferred rolling ball 3 is a solid pressure-resistant ball, preferably steel, etc., with a diameter of 60 mm, and the limit chamber 7 is a channel with an inner diameter of 60 mm.

Wherein, the limit bin 7 extends along the driving direction, and the limit bin 7 gradually tilts upward along the driving direction, and the connecting rod 2 is located at the rear side of the limit bin 7 and the pressure block 5 along the driving direction, and the limit bin 7 is provided with a There is a second opening for the connecting rod 2 to move the rolling ball 3, through the inclined setting of the limit bin 7, when the rolling ball 3 is lifted and reset by the exposed shell 8, the rolling ball 3 is limited by its own gravity. The warehouse 7 moves toward its lower end, so that the rolling ball 3 is reset. At this time, the rolling ball 3 is supported on the bottom of the pressure block 5 or moved to one side of the pressure block 5, so that when the subsequent car passes the speed bump, the touch plate 1 passes through. When the connecting rod 2 moves the rolling ball 3 again, the exposed shell 8 is kept above the ground, or moved down to a state flush with the ground. Or as a preferred limit bin 7, it can also extend horizontally, and one end of the rolling ball 3 and the limit bin 7 is connected with a spring to reset it, relying on the elastic force of the spring, so that the rolling ball 3 remains in the corresponding position in the limit bin 7 .

As shown in Figures 1 to 2, as a preferred embodiment of the present invention, the limit chamber 7 extends from the bottom of the pressure block 5 toward the side of the pressure block 5 away from the connecting rod 2, so in the actual use process, the rolling ball 3 is initially located at the position of the limit chamber 7 corresponding to the pressure block 5, that is, the first opening is correspondingly opened at the lower end of the limit chamber 7, so that the initial position of the rolling ball 3 is at the bottom of the support pressure block 5. Fast time, when the connecting rod 2 has not had time to move the rolling ball 3 in the future, the wheel has been pressed on the top surface of the exposed shell 8, and the pressure block 5 is pressed on the rolling ball 3, so that the exposed shell 8 remains protruding from the ground, and the wheel Being impacted by the exposed shell 8, the entire vehicle has an obvious bumpy feeling. When the vehicle speed is slow, the wheels are pressed on the touch panel 1. At this time, the wheels are not running and are pressed on the top surface of the exposed shell 8. The touch panel 1 Swing and drive the connecting rod 2 to move the rolling ball 3, so that the rolling ball 3 no longer supports the pressure block 5, the wheels continue to drive and press down on the exposed shell 8, so that the pressure block 5 extends into the first opening, and the exposed shell 8 is gradually flush with the ground, and the vehicle can pass through the exposed shell 8 relatively stably, and no longer produces a greater sense of bumps.

As shown in Figures 3 to 4, as another preferred embodiment of the present invention, the limit warehouse 7 is extended on the side of the pressure block 5 close to the connecting rod 2, and the top of the limit warehouse 7 is opened for the movement of the connecting rod 2. interval, the width of the interval is smaller than the diameter of the rolling ball 3, and the first opening is located at the top of the upper end of the limit chamber 7, and the distance from the lower end of the limit chamber 7 to the first opening is greater than that of the connecting rod 2 along the limit In the process of actual use, the rolling ball 3 is initially located at a position where the position-limiting compartment 7 is far away from the pressure block 5, that is, the first opening is correspondingly opened at the upper end of the position-limiting compartment 7, so that the rolling ball 3 The initial position of the ball 3 does not support the pressure block 5. When the vehicle speed is fast, the wheels quickly press the touch plate 1, so that the touch plate 1 and the connecting rod 2 swing quickly, forming a knocking action on the rolling ball 3, and the rolling ball The initial kinetic energy of 3 is relatively large. When moving to the first opening, the wheel presses down on the exposed shell 8, and moves down with the pressure block 5 and presses it on the rolling ball 3, so that the exposed shell 8 remains protruding from the ground. The impact is caused, and the vehicle has obvious bumpy feeling. When the vehicle speed is slow, the wheel presses the touch plate 1, and the touch plate 1 relatively slowly drives the connecting rod 2 to swing, and then moves with the rolling ball 3 along the limit chamber 7. The distance between the lower end of the position bin 7 and the first opening is greater than the distance that the connecting rod 2 moves along the limit bin 7, so that the rolling ball 3 does not reach the first opening under the action of the connecting rod 2, and the wheel After being pressed on the exposed shell 8, the pressure block 5 moves down and extends into the first opening, and the exposed shell 8 is flush with the ground, so that the vehicle can pass through the exposed shell 8 relatively smoothly without any large bumpy feeling.

Moreover, the pressure block 5 is located at the middle position of the exposed shell 8, and the exposed shell 8 is in the process of moving down, so that after the pressure block 5 is pressed on the rolling ball 3, the reaction force of the rolling ball 3 to the exposed shell 8 is applied to the exposed shell 8. In the middle position, the stability of the exposed shell 8 is ensured, and the deflection force suffered by the guide assembly is reduced. As preferably, the support frame includes side plates arranged along the circumference. When the exposed shell 8 protrudes from the ground, there is a moving space 6 for the exposed shell 8 to move between the outer peripheral edge of the exposed shell 8 and the top of the side plate. When the exposed shell 8 moves down, it moves along the gap 6 to overlap the top of the side plate, and the side plate and the rolling ball 3 jointly complete the supporting function of the exposed shell 8 .

Further, the bottom of the pressure block 5 is provided with a groove that matches the structure of the top of the rolling ball 3, and the groove is fastened to the top of the rolling ball 3, which ensures the compact contact between the pressure block 5 and the rolling ball 3, and avoids the pressure block 5 The bottom is relatively flat or relatively smooth, which easily causes the rolling ball 3 to slide away when the pressure block 5 is in contact with the rolling ball 3, causing the pressure block 5 to no longer be supported, resulting in failure to maintain the state of the exposed shell 8 protruding from the ground.

As preferably, the support frame includes a base plate for installing the back-moving spring 4, and the base plate is also provided with a supporting plate 9 for supporting the limit warehouse 7, so as to increase the supporting capacity of the limit storehouse 7 and ensure that the pressure block 5 is pressed against the rolling ball 3 , and transmit the force to the limit chamber 7 and the supporting plate 9, and then transmit the force to the bottom plate of the support frame, so as to avoid forming a shear force on the limit chamber 7, which may easily cause damage to the limit chamber 7. The preferred supporting plate 9 is provided with two, and is symmetrically connected in the both sides of limit storehouse 7.

Wherein, a plurality of guiding assemblies for the vertical movement of the exposed casing 8 are provided between the bottom plate and the exposed casing 8. The guiding assemblies include a guiding frame 10 and a chute arranged on the guiding frame 10, the chute extends vertically, and the chute There are fixed mounts 11 movable in the vertical direction. The fixed mounts 11 are provided with several pulleys 12 at intervals along the vertical direction. The pulleys 12 slide along the chute along with the fixed mounts 11. 12 slides along the extending direction of the chute to limit the movement of the fixed frame 11 in the vertical direction, thereby ensuring the vertical movement limit of the exposed shell 8 and avoiding deviation.

Further, the limit part is a stopper structure, and the stopper structure is fixed on the end of the chute away from the fixed frame 11. When the fixed frame 11 abuts on the stopper structure, the exposed shell 8 is flush with the ground, and the exposed shell 8 In the process of moving down, drive the fixed frame 11 and the pulley 12 to move down until they are in contact with the block structure. At this time, the top of the exposed shell 8 is flush with the ground, and this state is maintained to ensure the smooth passing of the vehicle. bring.

As a preferred embodiment of the present invention, each guide assembly is divided into a first guide assembly and a second guide assembly, the axis of the pulley 12 on the first guide assembly and the second guide assembly are perpendicular, by setting two kinds of guide assemblies, two kinds of guide assemblies The pulley 12 of the assembly is perpendicular to the axial direction, which ensures the horizontal limit of the fixed frame 11 in two directions, and prevents the axis of the pulley 12 of the guide assembly from extending in the same direction, which cannot ensure the alignment of the pulley 12 and the fixed frame 11 along the axis. The limit in the vertical direction may easily cause the deflection of the fixed frame 11 and the pulley 12 in the direction perpendicular to the axis, which affects the installation position of the exposed shell 8 .

Adaptive changes made according to actual needs are within the protection scope of the present invention.

It should be noted that, for those skilled in the art, it is obvious that the present invention is not limited to the details of the above-mentioned exemplary embodiments, and the present invention can be implemented in other specific forms without departing from the spirit or essential characteristics of the present invention. . Accordingly, the embodiments should be regarded in all points of view as exemplary and not restrictive, the scope of the invention being defined by the appended claims rather than the foregoing description, and it is therefore intended that the scope of the invention be defined by the appended claims rather than by the foregoing description. All changes within the meaning and range of equivalents of the elements are embraced in the present invention. Any reference sign in a claim should not be construed as limiting the claim concerned.

In the present invention, specific examples have been used to illustrate the principle and implementation of the present invention. The description of the above embodiments is only used to help understand the method and core idea of the present invention; meanwhile, for those of ordinary skill in the art, according to the present invention The idea of the invention will have changes in the specific implementation and scope of application. In summary, the contents of this specification should not be construed as limiting the present invention.

Claims (10)

1. The utility model provides a mechanical deceleration strip device, its characterized in that, is including burying the braced frame below ground, along the movable setting of vertical direction being in expose the shell on the braced frame, the bottom of exposing the shell is connected with the pressure piece of being able to reset along with it, braced frame internal fixation has along the spacing storehouse of going the car orientation extension, be equipped with in the spacing storehouse along its extending direction rolling ball, the top in spacing storehouse has seted up and supplies the rolling ball exposes and supports the first opening of pressure piece bottom, the pressure piece is in the rolling ball removes behind the first opening can remove and stretch into in the first opening, the exposure shell is including being located the domatic of coming car side, articulated on the domatic have the touch pad that supplies the wheel to push down and can reset, the touch pad is connected with along with it removes and stir the connecting rod of rolling ball, be equipped with in the braced frame and support expose the ground when the exposure shell lifts up reset, still be equipped with and to expose the spacing and make the spacing and the same flush with ground when pushing down the shell.

2. The mechanical deceleration strip device according to claim 1, wherein the limit bin extends along a driving direction, the limit bin is gradually inclined upwards along the driving direction, the connecting rod is located at the rear sides of the limit bin and the pressure block along the driving direction, and a second opening for the connecting rod to stretch into and stir the rolling ball is formed in the limit bin.

3. The mechanical reduction zone device of claim 2, in which the limit bin extends from the bottom of the pressure block toward a side of the pressure block remote from the connecting rod.

4. The mechanical deceleration strip apparatus according to claim 2, wherein the limit bin is extended to one side of the pressure block near the connecting rod, a space for the connecting rod to move is provided at the top of the limit bin, the width of the space is smaller than the diameter of the ball, the first opening is located at the top of the upper end of the limit bin, and the distance from the lower end of the limit bin to the first opening is greater than the distance for the connecting rod to move along the limit bin.

5. The mechanical reduction zone device of claim 3 or 4, wherein the pressure block is located at an intermediate position of the exposed shell.

6. The mechanical deceleration strip apparatus according to claim 5, wherein the bottom of said pressure block is provided with a recess adapted to the configuration of the top of said ball, said recess being snap-fit to the top of said ball.

7. The mechanical reduction belt device according to claim 6, wherein the supporting frame comprises a bottom plate for mounting the return spring, and a supporting plate for supporting the limit bin is further arranged on the bottom plate.

8. The mechanical deceleration strip device according to claim 7, wherein a plurality of guiding components for the vertical movement of the exposed shell are arranged between the bottom plate and the exposed shell, the guiding components comprise guiding frames and sliding grooves arranged on the guiding frames, the sliding grooves extend in the vertical direction, fixing frames are movably inserted in the sliding grooves in the vertical direction, a plurality of pulleys are arranged on the fixing frames at intervals in the vertical direction, and the pulleys slide along the sliding grooves along with the fixing frames.

9. The mechanical deceleration strip apparatus of claim 8, wherein the stopper is fixed to an end of the chute away from the mount, and the exposed shell is flush with the ground when the mount abuts the stopper.

10. The mechanical reduction belt device of claim 9, in which each of the guide assemblies is divided into a first guide assembly and a second guide assembly, the pulley axes on the first guide assembly and the second guide assembly being perpendicular.

Images