阅读说明：本技术 一种用于高速车辆门禁的辅助取卡装置 (Auxiliary card taking device for entrance guard of high-speed vehicle ) 是由 金钰 于 2021-05-23 设计创作，主要内容包括：本发明公开了一种用于高速车辆门禁的辅助取卡装置,包括L形的基体,所述基体内设有安装腔,所述安装腔内设有驱动机构,所述驱动机构包括设置在所述基体平面部分上端面内的支撑槽,所述支撑槽内滑动安装有支撑块,所述支撑块左端面与所述支撑槽左端壁之前固定连接有支撑弹簧,所述支撑块下端面内设有支撑腔,通过车辆行驶进入取卡处,通过车辆车轮推动支撑板向右移动,促使取出器内吐出所需要取出的卡片,同时对于卡片进行夹持,根据实际车辆移动的距离对于取卡的位置进行调节,同时当车辆停下时,通过将所夹持的卡片推出便于司机进行取卡。(The invention discloses an auxiliary card taking device for a high-speed vehicle entrance guard, which comprises an L-shaped base body, wherein an installation cavity is arranged in the base body, a driving mechanism is arranged in the installation cavity, the driving mechanism comprises a supporting groove arranged in the upper end face of the plane part of the base body, a supporting block is arranged in the supporting groove in a sliding mode, a supporting spring is fixedly connected between the left end face of the supporting block and the front end wall of the left end wall of the supporting groove, a supporting cavity is arranged in the lower end face of the supporting block, a vehicle enters a card taking position through driving of the vehicle, the supporting block is pushed by wheels of the vehicle to move rightwards, cards needing to be taken out of a taking device are pushed out, the cards are clamped at the same time, the position of the card taking device is adjusted according to the actual moving distance of the vehicle, and when the vehicle stops, the clamped cards are pushed out to be convenient for a driver to take the cards.)

1. The utility model provides an supplementary card device of getting for high-speed vehicle entrance guard, includes the base member of L shape, its characterized in that: the base body is internally provided with an installation cavity, the installation cavity is internally provided with a driving mechanism, the driving mechanism comprises a supporting groove arranged in the upper end face of the plane part of the base body, the supporting groove is internally and slidably provided with a supporting block, a supporting spring is fixedly connected in front of the left end face of the supporting block and the left end wall of the supporting groove, the lower end face of the supporting block is internally provided with a supporting cavity, the front end wall and the rear end wall of the supporting cavity are rotatably provided with a rotating shaft with a torsion spring, the rotating shaft is fixedly provided with a rotating block which can stretch and incline, the right end face of the supporting block is fixedly provided with a concave telescopic block which can stretch and retract left and right, the concave part of the telescopic block is internally and slidably provided with an arc-shaped block which is abutted against the right end face of the supporting block, the left end face of the arc-shaped block is hinged with the right end inclined face of the rotating block, and the arc-shaped block is fixedly provided with a cylindrical lug positioned in the installation cavity, track grooves are symmetrically arranged in the end wall on the outer side of the mounting cavity from front to back relative to the center of the arc-shaped block, the track grooves on the front side and the back side are respectively in sliding fit with the front end and the back end of the lug, a clamping mechanism is arranged in the base body and comprises a driving cavity arranged in the protruding part of the base body, a telescopic plate capable of stretching left and right is fixedly arranged in the driving cavity, a placing box capable of stretching front and back is arranged in the telescopic plate in a sliding mode, a placing cavity is arranged in the placing box, a groove is formed in the upper end surface of the placing box, a clamping shaft connected into the driving cavity is rotatably arranged in the end wall on the back end of the placing cavity, clamping rods connected into the driving cavity are symmetrically and slidably arranged on the left end wall and the right side of the bottom end wall of the placing cavity relative to the circle center of the clamping shaft, and L-shaped clamping plates are symmetrically arranged in the left and right sides of the driving cavity relative to the circle center of the clamping shaft, the right side drive chamber plane part is towards the downside, and is left drive chamber plane part is towards the upside, the grip block is located place the upper end of case lower extreme face downside in and be equipped with the shifting chute, the shifting chute with supporting rod sliding fit, terminal surface before the supporting rod with fixedly connected with shifting spring before the preceding end wall of shifting chute, slidable mounting has and is located in the columniform pole of placing of arc intracavity, be equipped with the standing groove in the installation cavity left end wall, slidable mounting has the piece of placing in the standing groove, place under the piece terminal surface with fixedly connected with places the spring between the end wall under the standing groove, be equipped with the mechanism of taking out in the base member.

2. The auxiliary card-fetching device for entrance guard of high-speed vehicles according to claim 1, characterized in that: actuating mechanism is still including setting up arc chamber in the arc piece arc, sliding mounting has slope and concave connecting plate in the arc chamber, fixed mounting has the columniform connecting rod in the connecting plate, in the arc chamber outside end wall back and forth for lug central symmetry is equipped with the arc wall, the side around the arc wall respectively with connecting rod front and back end sliding fit, connecting plate right-hand member face inclined plane with fixedly connected with coupling spring between the arc chamber right-hand member wall, the connecting axle is installed to the concave part internal rotation of side around the connecting plate, fixed mounting has the gyro wheel on the connecting axle, arc piece rear end face fixed mounting has both ends to have bulge's transmission piece, the transmission piece with it articulates and can stretch out and draw back from top to bottom to place case right-hand member face.

3. The auxiliary card-fetching device for entrance guard of high-speed vehicles according to claim 1, characterized in that: the clamping mechanism further comprises a friction shaft which is rotatably installed in the rear end wall of the installation cavity, a friction wheel which is abutted to the end face of the supporting block is fixedly installed on the friction shaft, a pushing sleeve which is located on the front side of the friction wheel is fixedly installed on the friction shaft, four pushing grooves are formed in the pushing sleeve and are symmetrical to the center of the friction shaft at equal angles, a T-shaped pushing block is connected to the installation cavity in a sliding mode, the plane part of the pushing block is located on the cambered surface, the pushing block is close to the side end face of the center of the friction shaft and close to the end wall of the center of the friction shaft, a pushing spring is fixedly connected between the end walls of the center of the friction shaft, and a rubber block is fixedly connected between the cambered surface parts.

4. The auxiliary card-fetching device for entrance guard of high-speed vehicles according to claim 1, characterized in that: fixture still includes slidable mounting and is in drive rack in the drive chamber rear end wall, end surface fixed mounting has the actuating lever of L shape under the drive rack, the actuating lever front side preceding terminal surface with place a rear end face fixed connection, the epaxial fixed mounting of centre gripping has and is located drive gear in the drive intracavity, the epaxial fixed mounting that goes back of centre gripping has and is located place the two-way cam of intracavity, control in the bulge of two-way cam for centre gripping axle centre of a circle symmetry is equipped with the centre gripping groove, the centre gripping groove with place pole sliding fit, fixed mounting has out the card ware in the drive chamber rear end wall.

5. The auxiliary card-fetching device for entrance guard of high-speed vehicles according to claim 1, characterized in that: fixture is still including setting up the grip block is close to go out the dashpot in the card ware central side end face, slidable mounting has the buffer block in the dashpot, the buffer block is kept away from go out card ware central side end face with the dashpot is kept away from fixedly connected with buffer spring between the card ware central side end wall, the buffer block is close to go out card ware central side end in-plane rotation and install the grip block that has the bulge.

6. The auxiliary card-fetching device for entrance guard of high-speed vehicles according to claim 1, characterized in that: the taking-out mechanism further comprises a motor fixedly installed in the rear end wall of the driving cavity, the front end of the motor is in power connection with a threaded shaft, a sliding groove is formed in the upper end wall of the driving cavity, an internal thread sleeve is installed in the sliding groove in a sliding mode, a driving plate in threaded connection with the threaded shaft is installed in the internal thread sleeve in a rotating mode, the internal thread sleeve is in sliding fit with the groove, and the right side of the internal thread sleeve is fixedly installed on the lower end face of the plane part of the clamping plate and provided with a connecting block in an L shape.

Technical Field

The invention relates to the technical field related to an access control system, in particular to an auxiliary card taking device for high-speed vehicle access control.

Background

When a vehicle runs into a highway, the vehicle needs to be taken at an entrance, the card taking process causes headache of some vehicle owners, the vehicle window needs to be opened and the hands of the vehicle window are extended to press a card-out button to take the card when the vehicle needs to be stopped at a position close to a card-taking device during card taking, if the vehicle is slightly far away from the card-taking device, the vehicle can only get the card when the vehicle is stopped, which is very troublesome, and more, the vehicle owners are too close to the card-taking device to scrape dirty vehicles and scratch flowers and even cause more serious consequences due to improper distance holding, and the occurrence situation is very common.

Disclosure of Invention

Aiming at the technical defects, the invention provides an auxiliary card taking device for high-speed vehicle entrance guard, which can overcome the defects.

The invention relates to an auxiliary card taking device for a high-speed vehicle entrance guard, which comprises an L-shaped base body, wherein an installation cavity is arranged in the base body, a driving mechanism is arranged in the installation cavity, the driving mechanism comprises a supporting groove arranged in the upper end surface of the plane part of the base body, a supporting block is arranged in the supporting groove in a sliding manner, a supporting spring is fixedly connected between the left end surface of the supporting block and the front end wall of the left end wall of the supporting groove, a supporting cavity is arranged in the lower end surface of the supporting block, a rotating shaft with a torsion spring is rotatably arranged on the front end wall and the rear end wall of the supporting cavity, a rotating block capable of stretching and inclining is fixedly arranged on the rotating shaft, a telescopic block capable of stretching left and right and is fixedly arranged on the right end surface of the supporting block, an arc-shaped block abutted against the right end surface of the supporting block is arranged in the concave part of the telescopic block in a sliding manner, and the left end surface of the arc-shaped block is hinged with the inclined surface of the right end of the rotating block, a cylindrical lug is fixedly arranged in the arc block, track grooves are symmetrically arranged in the front and back of the end wall at the outer side of the installation cavity relative to the center of the arc block, the track grooves at the front and back sides are respectively in sliding fit with the front and back ends of the lug, a clamping mechanism is arranged in the base body and comprises a driving cavity arranged in the protruding part of the base body, a telescopic plate capable of stretching left and right is fixedly arranged in the driving cavity, a placing box capable of stretching front and back is arranged in the telescopic plate in a sliding manner, a placing cavity is arranged in the placing box, a groove is arranged in the upper end surface of the placing box, a clamping shaft connected into the driving cavity is rotatably arranged in the end wall at the back end of the placing cavity, clamping rods connected into the driving cavity are symmetrically and slidably arranged in the left and right directions of the end wall of the placing cavity relative to the circle center of the clamping shaft, and L-shaped clamping plates are symmetrically arranged in the left and right directions relative to the circle center of the clamping shaft in the driving cavity, the right side drive chamber plane part is towards the downside, and is left drive chamber plane part is towards the upside, the grip block is located place the upper end of case lower extreme face downside in and be equipped with the shifting chute, the shifting chute with supporting rod sliding fit, terminal surface before the supporting rod with fixedly connected with shifting spring before the preceding end wall of shifting chute, slidable mounting has and is located in the columniform pole of placing of arc intracavity, be equipped with the standing groove in the installation cavity left end wall, slidable mounting has the piece of placing in the standing groove, place under the piece terminal surface with fixedly connected with places the spring between the end wall under the standing groove, be equipped with the mechanism of taking out in the base member.

Preferably, actuating mechanism is still including setting up arc chamber in the arc piece arc, slidable mounting has slope and concave connecting plate in the arc chamber, fixed mounting has the columniform connecting rod in the connecting plate, in the arc chamber outside end wall back and forth for lug central symmetry is equipped with the arc wall, the front and back side the arc wall respectively with connecting rod front and back end sliding fit, connecting plate right-hand member face inclined plane with fixedly connected with coupling spring between the arc chamber right-hand member wall, the connecting axle is installed to the concave part internal rotation of side around the connecting plate, fixed mounting has the gyro wheel on the connecting axle, arc piece rear end face fixed mounting has both ends to have bulge's transmission piece, the transmission piece with it articulates to connect and can stretch out and draw back from top to bottom to place case right-hand member face.

Preferably, the clamping mechanism further comprises a friction shaft rotatably mounted in the rear end wall of the mounting cavity, the friction shaft is fixedly mounted with a friction wheel abutted against the lower end face of the supporting block, the friction shaft is further fixedly mounted with a pushing sleeve positioned on the front side of the friction wheel, four pushing grooves are formed in the pushing sleeve at equal angles relative to the centrosymmetry of the friction shaft, pushing blocks connected to a T-shaped pushing block in the mounting cavity are slidably mounted in the pushing grooves, the plane part of each pushing block is positioned on an arc surface, the pushing block is close to the side end face of the circle center of the friction shaft and the pushing groove is close to a pushing spring fixedly connected between the side end walls of the circle center of the friction shaft, and a rubber block is fixedly connected between the arc surface parts.

Preferably, fixture still includes slidable mounting and is in drive rack in the drive chamber rear end wall, end surface fixed mounting has the actuating lever of L shape under the drive rack, the actuating lever front side preceding terminal surface with place a rear end face fixed connection, the epaxial fixed mounting of centre gripping has and is located drive gear in the drive intracavity, the epaxial fixed mounting that still goes back of centre gripping has and is located place the two-way cam of intracavity, for centre gripping axle centre of a circle symmetry is equipped with the centre gripping groove about in the bulge of two-way cam, the centre gripping groove with place pole sliding fit, fixed mounting has out the card ware in the drive chamber rear end wall.

Preferably, fixture is still including setting up the grip block is close to go out the dashpot in the card ware center side end face, slidable mounting has the buffer block in the dashpot, the buffer block is kept away from go out card ware center side end face with the dashpot is kept away from fixedly connected with buffer spring between the card ware center side end wall, the buffer block is close to go out card ware center side end face internal rotation and install the grip block that has the bulge.

Preferably, the taking-out mechanism further comprises a motor fixedly installed in the rear end wall of the driving cavity, the front end of the motor is in power connection with a threaded shaft, a sliding groove is formed in the upper end wall of the driving cavity, an internal thread sleeve is installed in the sliding groove in a sliding mode, a driving plate in threaded connection with the threaded shaft is installed in the internal thread sleeve in a rotating mode, the internal thread sleeve is in sliding fit with the groove, and the right side of the internal thread sleeve is fixedly installed on the lower end face of the plane portion of the clamping plate and provided with an L-shaped connecting block.

The beneficial effects are that: the device is arranged at the position of a highway entrance where a card needs to be taken, the vehicle enters the card taking position by driving, the supporting plate is pushed by the vehicle wheels to move rightwards, the card which needs to be taken out is pushed out of the taking device, meanwhile, the card is clamped, the position of the card taking position is adjusted according to the actual moving distance of the vehicle, and meanwhile, when the vehicle stops, the clamped card is pushed out to be convenient for a driver to take the card.

Drawings

In order to more clearly illustrate the embodiments of the invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the invention, and it is obvious for those skilled in the art that other drawings can be obtained based on these drawings without creative efforts.

The invention is further illustrated with reference to the following figures and examples.

FIG. 1 is a schematic front view of an auxiliary card-fetching device for entrance guard of high-speed vehicles according to the present invention;

FIG. 2 is a schematic structural diagram of A-A in FIG. 1 according to an embodiment of the present invention;

FIG. 3 is a schematic structural diagram of B-B in FIG. 1 according to an embodiment of the present invention;

FIG. 4 is an enlarged schematic view of the structure at C in FIG. 1 according to an embodiment of the present invention;

FIG. 5 is an enlarged schematic view of the structure at D in FIG. 1 according to an embodiment of the present invention;

FIG. 6 is an enlarged schematic view of the embodiment of the present invention at E in FIG. 2;

FIG. 7 is a schematic structural diagram of F-F in FIG. 1 according to an embodiment of the present invention.

Detailed Description

All of the features disclosed in this specification, or all of the steps in any method or process so disclosed, may be combined in any combination, except combinations of features and/or steps that are mutually exclusive.

The invention will now be described in detail with reference to fig. 1-7, for convenience of description, the following orientations will now be defined: the up, down, left, right, and front-back directions described below correspond to the up, down, left, right, and front-back directions in the projection relationship of fig. 1 itself.

The invention relates to an auxiliary card taking device for a high-speed vehicle entrance guard, which comprises an L-shaped base body 10, wherein a mounting cavity 11 is arranged in the base body 10, a driving mechanism 72 capable of adjusting according to the actual moving distance of a vehicle is arranged in the mounting cavity 11, the driving mechanism 72 comprises a supporting groove 17 arranged in the upper end surface of the planar part of the base body 10, a supporting block 19 is arranged in the supporting groove 17 in a sliding manner, a supporting spring 18 is fixedly connected between the left end surface of the supporting block 19 and the front end wall of the left end wall of the supporting groove 17 in front of the left end surface, a supporting cavity 20 is arranged in the lower end surface of the supporting block 19, a rotating shaft 48 with a torsion spring is rotatably arranged in the front end wall and the rear end wall of the supporting cavity 20, a rotating block 47 capable of stretching and inclining is fixedly arranged on the rotating shaft 48, a stretching and concave telescopic block 44 capable of stretching left and right is fixedly arranged on the right end surface of the supporting block 19, and a concave telescopic block 42 abutted against the right end surface of the supporting block 19 is slidably arranged in the concave part of the telescopic block 44 The left end face of the arc-shaped block 42 is hinged to the right end inclined face of the rotating block 47, a cylindrical protruding block 46 located in the installation cavity 11 is fixedly installed in the arc-shaped block 42, track grooves 45 are symmetrically arranged in the outer end wall of the installation cavity 11 in the front and back direction relative to the center of the arc-shaped block 42, the track grooves 45 in the front and back sides are respectively in sliding fit with the front end and the back end of the protruding block 46, a clamping mechanism 73 capable of clamping stably is arranged in the base 10, the clamping mechanism 73 comprises a driving cavity 23 arranged in a protruding portion of the base 10, a telescopic plate 38 capable of stretching left and right is fixedly installed in the driving cavity 23, a placing box 28 capable of stretching back and forth is installed in the telescopic plate 38 in a sliding manner, a placing cavity 29 is arranged in the placing box 28, a groove 57 is arranged in the upper end face of the placing box 28, a clamping shaft 31 connected to the driving cavity 23 is installed in the rear end wall of the placing cavity 29 in a rotating manner, the clamping rod 26 connected to the driving cavity 23 is installed in the left and right sides of the bottom end wall of the placing cavity 29 symmetrically relative to the circle center of the clamping shaft 31 in a sliding manner, the L-shaped clamping plate 24 is installed in the left and right sides of the driving cavity 23 symmetrically relative to the circle center of the clamping shaft 31 in the driving cavity 23, the plane part of the driving cavity 23 on the right side faces downwards, the plane part of the driving cavity 23 on the left side faces upwards, the clamping plate 24 is provided with a moving groove 63 in the upper end face of the lower end face of the placing box 28, the moving groove 63 is in sliding fit with the clamping rod 26, a moving spring 64 is fixedly connected in front of the front end face of the clamping rod 26 and the front end wall of the moving groove 63, the cylindrical placing rod 27 located in the arc-shaped cavity 39 is installed in the clamping rod 26 in a sliding manner, a placing groove 12 is arranged in the left end wall of the mounting cavity 11, a placing block 14 is installed in the placing groove 12 in a sliding manner, and a placing spring 13 is fixedly connected between the lower end face of the placing block 14 and the lower end wall of the placing groove 12, the base body 10 is provided with a card-removing mechanism 74 which facilitates the removal of the card by the driver.

Beneficially, the driving mechanism 72 further includes an arc cavity 39 disposed in the arc surface of the arc block 42, an inclined and concave connecting plate 37 is slidably mounted in the arc cavity 39, a cylindrical connecting rod 22 is fixedly mounted in the connecting plate 37, arc grooves 40 are symmetrically disposed in the end wall of the outer side of the arc cavity 39 front and back with respect to the center of the protruding block 46, the arc grooves 40 on the front and back sides are respectively in sliding fit with the front and back ends of the connecting rod 22, a connecting spring 41 is fixedly connected between the inclined plane of the right end surface of the connecting plate 37 and the right end wall of the arc cavity 39, a connecting shaft 36 is rotatably mounted in the concave portion on the front and back sides of the connecting plate 37, a roller 35 is fixedly mounted on the connecting shaft 36, a driving block 65 with convex portions at two ends is fixedly mounted on the back end surface of the arc block 42, the driving block 65 is hinged to the right end surface of the placing box 28 and can extend and retract up and down, the wheel of the vehicle abuts against the roller 35, so that the roller 35 rotates anticlockwise around the circle center of the connecting shaft 36, and the wheel of the vehicle pushes the arc-shaped block 42 to move rightwards.

Advantageously, the clamping mechanism 73 further comprises a friction shaft 16 rotatably mounted in the rear end wall of the mounting cavity 11, the friction shaft 16 is fixedly mounted with a friction wheel 15 abutting against the lower end surface of the supporting block 19, the friction shaft 16 is further fixedly mounted with a push sleeve 55 positioned in front of the friction wheel 15, four push grooves 52 are symmetrically arranged in the push sleeve 55 at equal angles relative to the circle center of the friction shaft 16, push blocks 54 connected to a T shape in the mounting cavity 11 are slidably mounted in the push grooves 52, the flat parts of the push blocks 54 are positioned in arc surfaces, push springs 53 are fixedly connected between the end surfaces of the push blocks 54 close to the circle center side of the friction shaft 16 and the end walls of the push grooves 52 close to the circle center side of the friction shaft 16, rubber blocks 51 are fixedly connected between the arc surfaces, and the friction wheel 15 is moved by the supporting block 19, and causes the friction wheel 15 to perform a clockwise rotation, thereby causing the friction shaft 16 to rotate.

Advantageously, said gripping means 73 further comprise a driving rack 49 slidingly mounted in the rear end wall of said driving chamber 23, an L-shaped driving rod 50 is fixedly arranged on the lower end surface of the driving rack 49, the front end surface of the front side of the driving rod 50 is fixedly connected with the rear end surface of the placing block 14, a driving gear 58 positioned in the driving cavity 23 is fixedly arranged on the clamping shaft 31, the clamping shaft 31 is also fixedly provided with a bidirectional cam 68 positioned in the placing cavity 29, the holding groove 30 is formed in the convex portion of the bidirectional cam 68 in a circle symmetrical manner with respect to the holding shaft 31 at the left and right, the clamping groove 30 is in sliding fit with the placing rod 27, a card outlet 67 is fixedly arranged in the rear end wall of the driving cavity 23, the clamping shaft 31 is caused to rotate counterclockwise by the meshing transmission between the driving rack 49 and the driving gear 58.

Advantageously, the clamping mechanism 73 further includes a buffer groove 69 disposed in the side end face of the clamping plate 24 close to the center of the card ejector 67, a buffer block 71 is slidably mounted in the buffer groove 69, a buffer spring 70 is fixedly connected between the side end face of the buffer block 71 away from the side end face of the center of the card ejector 67 and the side end wall of the buffer groove 69 away from the side end face of the center of the card ejector 67, a clamping block 25 having a protruding portion is rotatably mounted in the side end face of the buffer block 71 close to the side end face of the center of the card ejector 67, and the clamping plate 24 drives the buffer block 71 to move close to the side end face of the center of the card ejector 67, so that the clamping block 25 clamps the card ejected from the card ejector 67.

Advantageously, the removing mechanism 74 further comprises a motor 56 fixedly installed in the rear end wall of the driving cavity 23, the front end of the motor 56 is in power connection with a threaded shaft 32, a sliding groove 59 is formed in the upper end wall of the driving cavity 23, an internally threaded sleeve 33 is slidably installed in the sliding groove 59, a driving plate 34 in threaded connection with the threaded shaft 32 is rotatably installed in the internally threaded sleeve 33, the internally threaded sleeve 33 is in sliding fit with the groove 57, an L-shaped connecting block 21 is fixedly installed on the lower end face of the planar portion of the clamping plate 24 on the right side, and the internally threaded sleeve 33 is driven by the threaded shaft 32 rotating through the threaded transmission between the driving plate 34 and the threaded shaft 32, so that the internally threaded sleeve 33 is caused to move forwards in the sliding groove 59.

In the initial state, the placing spring 13 is in an undeformed state such that the placing block 14 is located at the upper side in the placing groove 12, the supporting spring 18 is in an undeformed state such that the supporting block 19 is located at the left side in the supporting groove 17, the connecting spring 41 is in an undeformed state such that the connecting plate 37 is located at the lower side position in the arc surface of the arc chamber 39, the moving spring 64 is in an undeformed state such that the clamping rod 26 is located at the rear side in the moving groove 63, the pushing spring 53 is in an undeformed state such that the pushing block 54 is located in the pushing groove 52 at a position closer to the center side of the friction shaft 16, and the buffer spring 70 is in an undeformed state such that the buffer block 71 is located in the buffer groove 69 at a position farther from the center side of the ejector 67.

When the vehicle runs into a channel at a position needing card taking at the entrance of the expressway, the wheels of the vehicle abut against the roller 35 to enable the roller 35 to rotate anticlockwise around the circle center of the connecting shaft 36 and enable the wheels of the vehicle to push the arc-shaped block 42 to move rightwards, so that the arc-shaped block 42 pushes the telescopic block 44 to extend rightwards, the supporting block 19 is enabled to move rightwards, the supporting block 19 is enabled to support the running, and meanwhile, when the arc-shaped block 42 moves rightwards, the convex block 46 is in sliding fit with the track groove 45;

the supporting block 19 is moved to abut against the friction wheel 15, the friction wheel 15 is rotated clockwise, so that the friction shaft 16 rotates, the pushing sleeve 55 drives the pushing block 54 to rotate, the pushing block 54 moves towards the direction far away from the circle center of the friction shaft 16 under the action of centrifugal force, the pushing block 54 and the rubber block 51 push the placing block 14 to move downwards, the placing block 14 drives the driving rack 49 to move downwards through the driving rod 50, the arc-shaped block 42 drives the placing box 28 to move rightwards through the driving block 65 when moving rightwards, the clamping shaft 31 is rotated anticlockwise through the meshing transmission between the driving rack 49 and the driving gear 58, the bidirectional cam 68 is driven to rotate, the clamping rod 26 is driven to move downwards through the sliding fit between the placing rod 27 and the clamping groove 30, and the clamping rod 26 on the left side drives the clamping plate 24 on the left side, the clamping rod 26 on the right side drives the clamping plate 24 on the right side and the left side to move upwards, and the clamping plate 24 drives the buffer block 71 to move towards the direction close to the center side of the card ejector 67, so that the clamping block 25 clamps the card ejected from the card ejector 67;

when the vehicle stops, the motor 56 is started, the threaded shaft 32 rotates to drive the internally threaded sleeve 33 to perform threaded transmission between the driving plate 34 and the threaded shaft 32, so that the internally threaded sleeve 33 moves forwards in the sliding groove 59, the internally threaded sleeve 33 drives the placing box 28 to move forwards through the groove 57, the card clamped by the clamping plate 24 and the clamping block 25 moves forwards to a position close to the vehicle, the protruding part of the connecting block 21 is abutted against the wheel of the vehicle to perform position limitation, the clamping plate 24 is prevented from being scratched to the paint surface of the vehicle, and the card is convenient for a driver to take out;

when the vehicle finishes taking the card and needs to continue to run, the wheels of the vehicle continue to push the arc-shaped block 42 to move rightwards, so that the arc-shaped block 42 slides in the track groove 45 through the convex block 46, the roller 35 is enabled to drive the connecting plate 37 to move rightwards in the arc-shaped cavity 39 through the connecting shaft 36, the sliding fit between the connecting rod 22 and the arc-shaped groove 40 is enabled, the connecting shaft 36 is enabled to be continuously abutted against the vehicle, and meanwhile, when the convex block 46 moves to the inclined plane of the track groove 45, the arc-shaped block 42 is enabled to drive the rotating block 47 to rotate clockwise around the circle center of the rotating shaft 48, the arc-shaped block 42 can move downwards, and the vehicle can normally run and enable the device to return to the initial position after the vehicle runs.

The beneficial effects are that: the device is arranged at the position of a highway entrance where a card needs to be taken, the vehicle enters the card taking position by driving, the supporting plate is pushed by the vehicle wheels to move rightwards, the card which needs to be taken out is pushed out of the taking device, meanwhile, the card is clamped, the position of the card taking position is adjusted according to the actual moving distance of the vehicle, and meanwhile, when the vehicle stops, the clamped card is pushed out to be convenient for a driver to take the card.

The above embodiments are merely illustrative of the technical ideas and features of the present invention, and the purpose thereof is to enable those skilled in the art to understand the contents of the present invention and implement the present invention, and not to limit the protection scope of the present invention. All equivalent changes and modifications made according to the spirit of the present invention should be covered within the protection scope of the present invention.