CN219215032U - Trolley-bus rubber-tyred car arrester - Google Patents

Abstract

The utility model belongs to the field of trolley-bus rubber-tyred vehicle stoppers, in particular to a trolley-bus rubber-tyred vehicle stopper, which comprises a plate; the main board is provided with a blocking device; a transverse sliding plate is arranged in the convex sliding cavity; a baffle is welded at the top end of the clamping rod; a spring is wound outside the section of the central shaft; the rotating shaft is rotationally connected with one side surface of the expansion plate through a pin shaft; the convex sliding cavity is provided with a buffer device; a first spring is arranged in the center of the side face of the fixed plate; the lateral surface of the transverse sliding plate, which is far away from the strip-shaped magnet, is provided with a connecting sheet; the end part of the first spring is connected with the connecting sheet; two ends of the side face of the first spring and the fixing plate are provided with a second spring; through the combined action of the blocking device and the buffer device, the wheels of the trackless rubber-tyred vehicle are blocked more effectively, the collision occurrence probability is reduced, the replacement rate of the blocking structure is also reduced, and the service life of the vehicle stopper is prolonged.

Description

Trolley-bus rubber-tyred car arrester

Technical Field

The utility model relates to the field of trolley-bus rubber-tyred vehicle stoppers, in particular to a trolley-bus rubber-tyred vehicle stopper.

Background

In a coal mine, a mining trolley is usually adopted for transporting materials, but due to the special inclined terrain in the coal mine, a certain blocking protection effect is required to be carried out on the mining trolley by using a car arrester so as to avoid the collision phenomenon of the mining trolley;

the existing car stopper consists of a base, a car stopper arm, a connecting shaft and other structures, when wheels of the trackless rubber-tyred car roll to the base, the wheels can strike the car stopper arm at extremely high speed, and under the action of the connecting shaft and other structures, the blocking of the trackless rubber-tyred car is realized;

however, when the traditional car arrester is used for blocking, the phenomenon that the blocking device cannot function due to the fact that the blocking structure is narrow and wheels can only simply wipe the blocking structure is unsafe, in addition, the blocking structure is easy to deform in repeated collision, so that the maintenance and replacement frequency of the car arrester is high, and the service life of the car arrester cannot reach an ideal state; therefore, a trolley-free rubber-tyred car arrester is provided for solving the problems.

Disclosure of Invention

In order to overcome the defects of the prior art and solve some problems of the existing trolley-bus rubber-tyred car arrester, the utility model provides the trolley-bus rubber-tyred car arrester.

The technical scheme adopted for solving the technical problems is as follows: the utility model relates to a trolley-bus rubber-tyred car arrester, which comprises a main board; the main board is provided with a blocking device; the blocking device comprises a convex sliding cavity; a convex sliding cavity is formed in the main board; the top of the convex sliding cavity is communicated with the external space; a transverse sliding plate is arranged in the convex sliding cavity; a clamping rod is arranged at the top of the transverse sliding plate; the top end of the clamping rod extends out of the convex sliding cavity; a baffle is welded at the top end of the clamping rod; a rotating cavity is formed in the baffle; a fixed base is arranged at the center of the top of the rotating cavity; the fixed base is rotatably provided with a central shaft; a spring is wound outside the section of the central shaft; rotating shafts are arranged at the two ends of the diameter of the cambered surface at the outer side of the central shaft; the rotating shaft is rotationally connected with one side surface of the expansion plate through a pin shaft; the bottom of the cambered surface at the outer side of the central shaft is provided with an arc-shaped magnet; one end of the inner wall of the convex sliding cavity is provided with a bar magnet; a rotating groove is formed in one end, close to the bar magnet, of the top of the transverse sliding plate; the bottom of the central shaft is rotatably arranged in the rotating groove; the effective blocking of the trackless rubber-tyred vehicle is realized.

Preferably, the diameter of the rotating track of the bar magnet is smaller than the diameter of the inner wall of the rotating groove; the smooth rotation of the bar magnet is realized.

Preferably, the arc-shaped magnet and the bar-shaped magnet are in an adsorption and adhesion state under the condition that the blocking device is not in action; the spring is in a wound state when the blocking device is in an inactive state; the central surfaces of the rotating shafts on the two sides of the central shaft are perpendicular to the plate surfaces of the baffle plates when the blocking device is in an inactive state; so that the expansion plate does not occupy space when not in an acting state.

Preferably, a buffer device is arranged on the convex sliding cavity; the buffer device comprises a fixed plate; the other end of the inner wall of the convex sliding cavity is provided with a fixed plate; a first spring is arranged in the center of the side face of the fixed plate; the lateral surface of the transverse sliding plate, which is far away from the strip-shaped magnet, is provided with a connecting sheet; the end part of the first spring is connected with the connecting sheet; two ends of the side face of the first spring and the fixing plate are provided with a second spring; the second spring is in a state of not deforming under the condition that the blocking device is not in action; a certain buffering effect is realized.

Preferably, a rubber block is stuck on the end surface of the top of the convex sliding cavity, which is close to the fixed plate; the collision phenomenon of the baffle plate and the convex sliding cavity is avoided to a certain extent.

Preferably, an inclined triangular block is arranged on the outer side surface of one end of the main board, which is provided with the strip-shaped magnet; a bar-shaped stop block is arranged at the position where the top end of the inclined triangular block is connected with the top of the main board; the preliminary blocking of the trackless rubber-tyred vehicle is realized.

The utility model has the advantages that:

1. according to the utility model, through the structural design of the blocking device, when wheels of the trackless rubber-tyred vehicle roll to the main board, the wheels can be instantly contacted with the baffle plate and generate thrust to push the baffle plate, the baffle plate moves under the action of the thrust, the arc magnets adsorbed together are separated from the strip magnets under the action of the transverse sliding plate, then, the spring in a winding state generates rotating acting force, so that the central shaft rotates to drive the telescopic plate to move, the width of the blocking panel is increased, the blocking of the trackless rubber-tyred vehicle on a larger area is realized, the blocking effect is greatly improved, and the occurrence of collision accidents is more effectively avoided.

2. According to the utility model, through the structural design of the buffer device, when the baffle is stressed to drive the transverse sliding plate to move, the connecting sheet extrudes the first spring along with the movement of the transverse sliding plate, the first spring is further compressed along with the continuous application of the inertia acting force of the trackless rubber-tyred vehicle, the reaction force gradually weakens the impact force, the second spring is touched after the connecting sheet moves for a certain distance, the reaction force gradually increases along with the continuous compression of the second spring, the impact force is fully relieved, in addition, the deformation speed of the baffle is effectively slowed down under the auxiliary action of the rubber block, the maintenance and replacement frequency of related structures is reduced, and the service life of the vehicle arrester is effectively prolonged.

Drawings

In order to more clearly illustrate the embodiments of the utility model or the technical solutions of the prior art, the drawings which are used in the description of the embodiments or the prior art will be briefly described, it being obvious that the drawings in the description below are only some embodiments of the utility model, and that other drawings can be obtained from these drawings without inventive faculty for a person skilled in the art.

FIG. 1 is a schematic view of an isometric structure of a first embodiment;

FIG. 2 is a schematic cross-sectional view of a motherboard according to a first embodiment;

FIG. 3 is a schematic view of a blocking device according to a first embodiment;

fig. 4 is an enlarged schematic view of the structure of fig. 2 a according to the first embodiment;

FIG. 5 is an enlarged schematic view of the structure of FIG. 3B according to the first embodiment;

fig. 6 is a schematic structural diagram of an isometric view of a second embodiment.

In the figure: 1. a main board; 2. bevel triangular blocks; 3. a bar-shaped stop block; 401. a convex sliding cavity; 402. a transverse slide plate; 403. a clamping rod; 404. a baffle; 405. a rotating chamber; 406. a fixed base; 407. a central shaft; 408. a spring; 409. a rotating shaft; 410. a telescoping plate; 411. an arc-shaped magnet; 412. a rotating groove; 413. a bar magnet; 501. a fixing plate; 502. a first spring; 503. a second spring; 504. a connecting sheet; 505. a rubber block; 6. and (5) grinding the sand pad.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Example 1

Referring to fig. 1-5, a trolley-free rubber-tyred car stopper comprises a main board 1; a blocking device is arranged on the main board 1; the blocking means comprises a convex sliding cavity 401; a convex sliding cavity 401 is formed in the main board 1; the top of the convex sliding cavity 401 is communicated with the external space; a transverse sliding plate 402 is arranged in the convex sliding cavity 401; a clamping rod 403 is arranged on the top of the transverse sliding plate 402; the top end of the clamping rod 403 extends out of the convex sliding cavity 401; a baffle 404 is welded at the top end of the clamping rod 403; a rotating cavity 405 is formed in the baffle 404; a fixed base 406 is arranged at the top center of the rotating cavity 405; a central shaft 407 is rotatably mounted on the fixed base 406; a spring 408 is wound around the outside of the section of the central shaft 407; rotation shafts 409 are arranged at the two ends of the diameter of the cambered surface at the outer side of the central shaft 407; the rotating shaft 409 is rotatably connected with one side surface of the expansion plate 410 through a pin shaft; the bottom of the outer arc surface of the central shaft 407 is provided with an arc-shaped magnet 411; one end of the inner wall of the convex sliding cavity 401 is provided with a bar magnet 413; a rotating groove 412 is formed in the top of the transverse sliding plate 402 at one end, close to the bar magnet 413; the bottom of the central shaft 407 is rotatably mounted inside the rotation groove 412; the diameter of the rotating track of the bar magnet 413 is smaller than the diameter of the inner wall of the rotating groove 412; the arc magnet 411 and the bar magnet 413 are in an adsorption and adhesion state in a state that the blocking device is not in action; spring 408 is in a wound up state with the blocking device inactive; the central surfaces of the rotating shafts 409 on both sides of the central shaft 407 are in a vertical state with the plate surface of the baffle 404 in a state where the blocking device is not in action; during operation, on the colliery, can carry out the transportation of material through mining dolly often, but because the special slope topography in the colliery, then need utilize the car arrester to carry out certain blocking guard action to mining dolly, in order to avoid mining dolly to take place the clash phenomenon, however, traditional car arrester can appear when blockking the effect, can appear because the structure that blocks is narrower, and lead to blocking device to fail to play the phenomenon, there is certain potential safety hazard, this application is then acted on through blocking device, when the wheel of trackless rubber-tyred car rolls to mainboard 1, the wheel can contact baffle 404 in the twining, and produce thrust and promote baffle 404, baffle 404 moves under the effect of thrust, under the effect of horizontal slide 402, baffle 404 removes, make arc magnet 411 and bar magnet 413 that adsorb together separate, afterwards, spring 408 under twining tight state produces pivoted effort, make spindle 407 rotate, drive expansion plate 410 and increase the width of blockking the panel, the greater area of having realized to trackless rubber-tyred car, the barrier effect has been improved in the twining, the emergence of accident has been more effective.

The buffer device is arranged on the convex sliding cavity 401; the cushioning device includes a fixed plate 501; the other end of the inner wall of the convex sliding cavity 401 is provided with a fixed plate 501; a first spring 502 is arranged at the center of the side surface of the fixed plate 501; the side of the transverse slide plate 402 away from the bar magnet 413 is provided with a connecting piece 504; the end of spring number one 502 is connected to a connecting tab 504; a second spring 503 is arranged at two ends of the side surface of the first spring 502 fixing plate 501; the second spring 503 is in an undeformed state in the inactive state of the blocking device; a rubber block 505 is stuck on the end surface of the top of the convex sliding cavity 401, which is close to the fixed plate 501; during operation, in the in-process that the car arrester acted, repeated collision makes the structure of blockking easily take place deformation for the frequency of car arrester maintenance change is great, the application then acts on through buffer, when baffle 404 atress drives horizontal slide 402 motion, connection piece 504 extrudees spring 502 thereupon, along with the inertia effort of trackless rubber-tyred car constantly applys, spring 502 is further compressed, reaction force makes the impact progressively weakens, touch spring 503 No. two after connection piece 504 moves certain distance, along with spring 503's constantly compressed, reaction force progressively increases, the impact force has fully been alleviated, in addition, the speed of baffle 404 emergence deformation has been effectually slowed down under the auxiliary action of rubber block 505, the maintenance of relevant structure and the frequency of changing have been reduced, make the life of car arrester effectively prolonged.

The outer side surface of one end of the main board 1 provided with the bar magnet 413 is provided with an inclined triangular block 2; a bar-shaped stop block 3 is arranged at the position where the top end of the inclined triangular block 2 is connected with the top of the main board 1; in operation, the wheel performs a preliminary blocking effect through the bevel triangular block 2, and further achieves a deceleration effect through the bar-shaped stop block 3, so that the acting force of the impact baffle 404 can be reduced to a certain extent.

Example two

Referring to fig. 6, in a first comparative example, as another embodiment of the present utility model, a sanding pad 6 is stuck on the inclined surface of the inclined triangular block 2; when the car arrester works, the blocking effect of the car arrester in the working process can be increased.

Working principle: on the coal mine, the transportation of materials is carried out through the mining trolley at all times, but because of the special inclined topography in the coal mine, a certain blocking protection effect is needed to be carried out on the mining trolley by utilizing the car arrester so as to avoid the collision phenomenon of the mining trolley, however, when the traditional car arrester is used for blocking, the phenomenon that the blocking device cannot function due to the narrow blocking structure exists, and certain potential safety hazards exist; when wheels of the trackless rubber-tyred vehicle roll to the main board 1, the wheels can be in instant contact with the baffle 404 and generate thrust to push the baffle 404, the baffle 404 moves under the action of the thrust, the baffle 404 moves under the action of the transverse sliding plate 402 to separate the arc magnets 411 and the bar magnets 413 which are adsorbed together, then the spring 408 in a winding state generates rotating acting force to enable the central shaft 407 to rotate and drive the expansion plate 410 to move, so that the width of a blocking panel is increased, the blocking of the trackless rubber-tyred vehicle on a larger area is realized, the blocking effect is greatly improved, and the occurrence of collision accidents is more effectively avoided; in the process that the car arrester acted, repeated collision makes the structure that blocks easily take place deformation for the frequency of car arrester maintenance change is great, this application then acts on through buffer, when baffle 404 atress drives horizontal slide 402 motion, connection piece 504 extrudees spring No. one 502 thereupon, along with the inertia effort of trackless rubber-tyred car constantly applys, spring No. one 502 is further compressed, reaction force makes the impact progressively weakens, touch spring No. two 503 after connection piece 504 moves certain distance, along with the continuous compression of spring No. two 503, reaction force progressively increases, fully alleviate the impact, in addition, the speed that baffle 404 takes place the deformation has effectually been slowed down under the auxiliary action of rubber piece 505, the maintenance of relevant structure and the frequency of changing have been reduced, make the life of car arrester effectively prolonged.

In the description of the present specification, the descriptions of the terms "one embodiment," "example," "specific example," and the like, mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the present utility model. In this specification, schematic representations of the above terms do not necessarily refer to the same embodiments or examples. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

The foregoing has shown and described the basic principles, principal features and advantages of the utility model. It will be understood by those skilled in the art that the present utility model is not limited to the embodiments described above, and that the above embodiments and descriptions are merely illustrative of the principles of the present utility model, and various changes and modifications may be made without departing from the spirit and scope of the utility model, which is defined in the appended claims.

Claims (6)

1. A trolley-free rubber-tyred car arrester comprises a main board (1); a blocking device is arranged on the main board (1); the method is characterized in that: the blocking means comprise a convex sliding cavity (401); a convex sliding cavity (401) is formed in the main board (1); the top of the convex sliding cavity (401) is communicated with the external space; a transverse sliding plate (402) is arranged in the convex sliding cavity (401); a clamping rod (403) is arranged at the top of the transverse sliding plate (402); the top end of the clamping rod (403) extends out of the convex sliding cavity (401); a baffle (404) is welded at the top end of the clamping rod (403); a rotating cavity (405) is formed in the baffle (404); a fixed base (406) is arranged at the top central position of the rotating cavity (405); a central shaft (407) is rotatably arranged on the fixed base (406); a spring (408) is wound and installed outside the section of the central shaft (407); rotation shafts (409) are arranged at the two ends of the diameter of the outer cambered surface of the central shaft (407); the rotating shaft (409) is rotationally connected with one side surface of the expansion plate (410) through a pin shaft; an arc-shaped magnet (411) is arranged at the bottom of the outer arc surface of the central shaft (407); one end of the inner wall of the convex sliding cavity (401) is provided with a bar magnet (413); a rotating groove (412) is formed in one end, close to the bar magnet (413), of the top of the transverse sliding plate (402); the bottom of the central shaft (407) is rotatably arranged inside the rotating groove (412).

2. A trackless rubber-tyred car stopper according to claim 1, wherein: the diameter of the rotating track of the bar magnet (413) is smaller than the diameter of the inner wall of the rotating groove (412).

3. A trackless rubber-tyred car stopper according to claim 2, wherein: the arc-shaped magnet (411) and the bar-shaped magnet (413) are in an adsorption and adhesion state when the blocking device is in an inactive state; the spring (408) is in a wound up state when the blocking device is in an inactive state; the central surfaces of the rotating shafts (409) on the two sides of the central shaft (407) are perpendicular to the plate surfaces of the baffle plates (404) when the blocking device is in an inactive state.

4. A trackless rubber-tyred car stopper according to claim 3, wherein: the convex sliding cavity (401) is provided with a buffer device; the cushioning device comprises a fixed plate (501); the other end of the inner wall of the convex sliding cavity (401) is provided with a fixed plate (501); a first spring (502) is arranged at the side center of the fixed plate (501); the side surface of the transverse sliding plate (402) far away from the bar-shaped magnet (413) is provided with a connecting sheet (504); the end part of the first spring (502) is connected with the connecting sheet (504); two springs (503) are arranged at two ends of the side face of the first spring (502) and the fixed plate (501); the second spring (503) is in an undeformed state when the blocking device is in an inactive state.

5. A trackless rubber-tyred car stopper according to claim 4, wherein: a rubber block (505) is stuck on the end surface of the top of the convex sliding cavity (401) close to the fixed plate (501).

6. A trackless rubber-tyred car stopper according to claim 4, wherein: an inclined triangular block (2) is arranged on the outer side surface of one end of the main board (1) provided with the bar magnet (413); the top of the inclined triangular block (2) is connected with the top of the main board (1) and provided with a bar-shaped stop block (3).

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