CN114229371A - Ferry track auxiliary device that stops - Google Patents

Abstract

The invention provides a ferry track braking auxiliary device which comprises a ground surface, a track A, a track B, a groove A, a track vehicle, a support frame A, a rotating rod A, a roller wheel, a servo motor A and a support top plate, wherein the track A is fixedly arranged at both ends of the middle of the top of the ground surface, the groove A is embedded at both ends of the front and the rear of the outer wall of the ground surface, the track vehicle is arranged between the track A, the support frame A is fixedly arranged at both ends of the bottom of the track vehicle, and the rotating rod A is rotatably arranged at both ends of the front and the rear of the opposite surface of the support frame A through bearings. According to the invention, the gear on the outer side of the rotating rod B is matched with the teeth on the top of the inner wall of the groove A to rotate, the volute spiral spring is driven to expand from a tightened state when the rotating rod B is driven to rotate, the gear is separated from the teeth after the rotating rod B moves into the brake groove while rotating, and at the moment, the expanded volute spiral spring drives the rotating rod B to reversely rotate quickly to generate a larger centrifugal force to throw away the telescopic rod and drive the supporting block to extend out to contact the microswitch A when rebounding.

Description

Ferry track auxiliary device that stops

Technical Field

The invention relates to the technical field of ferry tracks, in particular to a ferry track braking auxiliary device.

Background

The ferry vehicle is an indispensable device for reversing and dragging work sections in various factories, is also called as a transfer trolley, generally runs on the ground or in a trench, and can accurately stop, position and meet rails after being transversely and rapidly moved.

The current ferry-boat railcar is when the staff uses, because only single brake through brake disc control ferry railcar stops the processing, and make the brake disc use the back for a long time easily like this, the surface causes ageing or wearing and tearing, cause the staff to make the circumstances such as brake failure when using ferry railcar, and the ferry railcar that places article in staff's control moves the assigned position and stops the back, the article at ferry railcar top can be because inertia, the orientation that stops to the brake produces the slope easily, cause and drop.

Based on the above description, and combine the equipment discovery among the prior art, consequently this design is directed at above-mentioned problem, designs a rational in infrastructure, and functional good ferry-ride railcar stopping device to improve the practicality.

Disclosure of Invention

The invention aims to provide a ferry rail braking auxiliary device, which aims to solve the problems that the brake disc of the existing ferry rail vehicle in the background art is easy to age or wear for a long time, and articles on the top of the ferry rail vehicle after braking are easy to fall off due to inclination caused by inertia.

The invention relates to a ferry track braking auxiliary device, which is realized by the following specific technical means: a ferry track braking auxiliary device comprises a ground surface, a track A, a track B, a groove A, a track vehicle, a support frame A, a rotating rod A, rollers, a servo motor A and a support top plate, wherein the track A is fixedly installed at both ends in the middle of the top of the ground surface, the grooves A are embedded into both ends of the outer wall of the ground surface, the track vehicle is arranged between the track A, the support frame A is fixedly installed at both ends of the bottom of the track vehicle, the rotating rod A is arranged at both ends of the front and the rear of the opposite surface of the support frame A through a bearing in a rotating mode, the rotating rod A is arranged between the rotating rod A through a belt in a transmission mode, the rollers are fixedly installed at both ends of the outer wall of the rotating rod A, and the rollers are arranged outside the track A in a matching and sliding mode;

fixed mounting has servo motor A in the middle of the railcar inner wall, and servo motor A sets up through belt drive between through output shaft and a dwang A, the railcar top is provided with the supporting roof, the equal fixed mounting in supporting roof top and ground top both ends has track B, track B has a plurality of, and per two is the equidistance and sets up side by side, one dwang A outer wall both ends all are provided with magnetism and inhale the braking mechanism that stops.

Further, a stopping groove is embedded in the outer wall of the groove A close to the bottom end of the track B, teeth are fixedly arranged on the opposite surface of the outer wall of the top of the groove A, a plurality of teeth are arranged side by side, slide rails are fixedly arranged on the upper side and the lower side of one end of the inner wall of the groove A, the outer wall of one end of the support frame A is provided with a rotating rod B through rotation of a bearing, the other end of the outer wall of the rotating rod B is provided with a support frame B through rotation of a bearing, the upper end and the lower end of the support frame B are arranged outside the slide rails through sliding blocks in a sliding mode, a gear is arranged in the middle of the outer wall of the rotating rod B through rotation of a bearing, a fixture block A is arranged on the outer wall of the inner gear close to the outer side of the bearing through rotation of a rotating shaft, five fixture blocks A are arranged in a surrounding mode, the outer wall of the fixture block A is elastically connected with the inner ring through a spring, and a fixture block B is fixedly arranged on the outer wall of the outer ring close to the outer ring of the gear, the fixture block B has five, and is the encircleing setting, dwang B outer wall one end is provided with signal trigger mechanism.

Further, signal trigger mechanism comprises micro-gap switch A, volute spiral spring, telescopic link, supporting shoe, fixed mounting has micro-gap switch A in the middle of the braking groove inner wall top, dwang B outer wall one end fixed mounting has volute spiral spring, and volute spiral spring one end fixed mounting is at dwang B outer wall, and other end fixed mounting is at support frame A inner wall, dwang B outer wall is close to the equal fixed mounting in upper and lower both ends between gear and the support frame B and has the telescopic link, telescopic link other end fixed mounting has the supporting shoe, elastic connection has the spring between supporting shoe and the dwang B.

Further, magnetism is inhaled to brake and is stopped mechanism and is constituted recess B, hoop, electro-magnet, railcar bottom both ends are close to a dwang A top and all imbed and are provided with recess B, the equal fixed mounting in dwang A outer wall both ends has the hoop, and the hoop agrees with to slide and set up at recess B inboard, recess B inner wall top all has the electro-magnet through spring elastic connection.

Further, railcar outside one end embedding is provided with recess C, recess C inner wall one end fixed mounting has servo motor B, there is the dwang servo motor B outside through output shaft, the dwang inner wall slides and is provided with the slide bar, and passes through spring elastic connection between slide bar and the dwang, the equal fixed mounting in both sides has the blade about slide bar outer wall one end, and the blade is streamlined central symmetry setting, the railcar outer wall is close to recess C outside fixed mounting has the mount, fixed mounting has micro-gap switch B in the middle of the mount outer wall.

Compared with the prior structure, the invention has the following beneficial effects:

1. through being equipped with volute spiral spring, can make dwang B move the inside back of stopping groove in the time of the pivoted, the tooth will be deviate from to the gear, and at this moment the volute spiral spring that struts will drive dwang B reverse fast rotation and produce great centrifugal force and throw away the telescopic link when kick-backing to drive the supporting shoe and stretch out, contact micro-gap switch A.

2. Through being equipped with electro-magnet and hoop, can make dwang B reverse fast rotation produce great centrifugal force and throw away the telescopic link to drive the supporting shoe and stretch out, after contacting micro-gap switch A, micro-gap switch A will trigger the electro-magnet, makes the electro-magnet produce great magnetism and adsorb the pivoted hoop surface, makes dwang A carry out the processing of slowing down and stopping.

3. Through being equipped with the hydraulic stem, can make the hydraulic stem top slide in the spout inboard through pivot and slider, will support roof one end and prop up a segment distance, make and support the roof slope back, can prevent to support the object at roof top and cause when the railcar stops to stop and empty.

Drawings

FIG. 1 is a schematic side view of a ferry railcar of the present invention;

FIG. 2 is a front cross-sectional structural schematic view of the ferry railcar of the present invention;

FIG. 3 is a schematic structural diagram of a brake groove in a front cross-sectional view according to the present invention;

FIG. 4 is a side view of the gear of the present invention;

FIG. 5 is an enlarged view of the structure at A in FIG. 2 according to the present invention;

fig. 6 is a schematic front perspective view of the slide bar according to the present invention.

In the drawings, the corresponding relationship between the component names and the reference numbers is as follows:

1. a ground surface; 101. a track A; 102. a track B; 103. a groove A; 104. teeth; 105. stopping the groove; 106. a slide rail; 107. a microswitch A; 2. a rail car; 201. a support frame A; 202. rotating the rod A; 203. a roller; 204. a groove B; 205. a servo motor A; 206. supporting a top plate; 2061. a chute; 207. a fixed mount; 2071. a microswitch B; 208. a groove C; 3. an iron ring; 4. an electromagnet; 5. rotating the rod B; 501. a volute spiral spring; 502. a telescopic rod; 503. a support block; 504. a support frame B; 6. a gear; 601. a clamping block A; 602. a clamping block B; 7. a hydraulic lever; 8. a servo motor B; 801. rotating the rod; 802. a slide bar; 803. a blade; 9. a movable rod.

Detailed Description

In the description of the present invention, "a plurality" means two or more unless otherwise specified; the terms "upper", "lower", "left", "right", "inner", "outer", "front", "rear", "head", "tail", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, are only for convenience in describing and simplifying the description, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed in a particular orientation, and be operated, and thus, should not be construed as limiting the invention. Furthermore, the terms "first," "second," "third," and the like are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "connected" and "connected" are to be interpreted broadly, e.g., as being fixed or detachable or integrally connected; can be mechanically or electrically connected; may be directly connected or indirectly connected through an intermediate. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.

The first embodiment is as follows:

as shown in figures 1 to 6: a ferry track brake auxiliary device comprises a ground 1, a track A101, a track B102, a groove A103, a track car 2, a support frame A201, a rotating rod A202, rollers 203, a servo motor A205 and a support top plate 206, wherein the track A101 is fixedly installed at both ends of the middle of the top of the ground 1, the groove A103 is embedded at both ends of the front and back of the outer wall of the ground 1, the track car 2 is arranged between the track A101, the support frame A201 is fixedly installed at both ends of the bottom of the track car 2, the rotating rod A202 is rotatably installed at both ends of the front and back of the opposite surface of the support frame A201 through bearings, the rotating rods A202 are arranged through belt transmission, the rollers 203 are fixedly installed at both ends of the outer wall of the rotating rod A202, the rollers 203 are arranged outside the track A101 in a fit and slide manner, the servo motor A205 is fixedly installed at the middle of the inner wall of the track car 2, and the servo motor A205 is arranged through belt transmission between an output shaft and one of the rotating rod A202, 2 tops of railcar are provided with roof 206, and the equal fixed mounting in roof 206 top and the 1 top both ends in ground has track B102, and track B102 has a plurality of, and per two is the equidistance and sets up side by side, and a dwang A202 outer wall both ends all are provided with magnetism and inhale and stop the mechanism.

Wherein, the outer wall of the groove A103 is embedded with a stopping groove 105 near the bottom end of the track B102, the opposite surfaces of the outer wall at the top of the groove A103 are fixedly provided with teeth 104, the teeth 104 are provided with a plurality of teeth which are arranged side by side, the upper and lower sides of one end of the inner wall of the groove A103 are fixedly provided with slide rails 106, the outer wall of one end of the support frame A201 is provided with a rotating rod B5 through the rotation of a bearing, the other end of the outer wall of the rotating rod B5 is provided with a support frame B504 through the rotation of a bearing, the upper and lower ends of the support frame B504 are arranged outside the slide rails 106 through the sliding of sliders, the middle of the outer wall of the rotating rod B5 is provided with a gear block A601 through the rotation of a rotating shaft, the outer wall of the inner ring of the gear 6 is provided with five gear blocks A601 through the rotation of a rotating shaft, the rotating block A601 is arranged in a surrounding manner, the outer wall of the gear block A601 is elastically connected with the gear 6 through a spring, the outer ring of the rotating rod B5 is fixedly provided with a block B602 near the outer ring of the inner ring of the gear 6, five clamping blocks B602 are arranged in a surrounding way, one end of the outer wall of the rotating rod B5 is provided with a signal triggering mechanism, when a worker needs to use the railcar 2 to transport an article on the track B102 at one end and the track B102 at the other end, after the worker moves the article to be transported to the surface of the track B102 on top of the railcar 2, when the worker turns on the servo motor a205 to drive the two outside rollers 203 of the rotating rod a202 to move on the surface of the track a101 through the belt, when the rotating rod B5 on the outer side of the support frame A201 slides in the groove A103 through the sliding blocks on the upper and lower ends of the support frame B504, the gear 6 on the outer side of the rotating rod B5 is matched with a plurality of teeth 104 on the top of the inner wall of the groove A103 through bearings, and when the fixture B602 on the inner ring of the gear 6 moves, the gear 6 can be limited by the engagement with the fixture block A601, and the gear 6 drives the rotating rod B5 to rotate.

The signal triggering mechanism is composed of a microswitch A107, a volute spring 501, a telescopic rod 502 and a supporting block 503;

a microswitch A107 is fixedly arranged in the middle of the top of the inner wall of the stopping groove 105, a scroll spring 501 is fixedly arranged at one end of the outer wall of the rotating rod B5, one end of the scroll spring 501 is fixedly arranged on the outer wall of the rotating rod B5, the other end of the scroll spring 501 is fixedly arranged on the inner wall of the supporting frame A201, an expansion rod 502 is fixedly arranged at the upper end and the lower end of the outer wall of the rotating rod B5 close to the space between the gear 6 and the supporting frame B504, a supporting block 503 is fixedly arranged at the other end of the expansion rod 502, a spring is elastically connected between the supporting block 503 and the rotating rod B5, when the gear 6 at the outer side of the rotating rod B5 is matched with a plurality of teeth 104 at the top of the inner wall of the groove A103 to rotate, the rotation rod B5 is driven to rotate, the scroll spring 501 is driven to be unfolded from a tightened state, when the rotating rod B5 rotates and moves into the stopping groove 105, the gear 6 is separated from the teeth 104, at the moment, when the unfolded scroll spring 501 rebounds, the rotating rod B5 reversely and rapidly rotates to generate a larger centrifugal force to throw the expansion rod 502, and drives the supporting block 503 to extend out to contact the microswitch a 107.

Wherein, magnetism inhales brake and stops the mechanism and comprises recess B204, hoop 3, electro-magnet 4.

Wherein, 2 bottom both ends of railcar are close to a dwang A202 top and all imbed and are provided with recess B204, the equal fixed mounting in dwang A202 outer wall both ends has hoop 3, and hoop 3 agrees with to slide and sets up at recess B204 inboardly, recess B204 inner wall top all has electro-magnet 4 through spring elastic connection, open servo motor A205 when the staff and drive two dwang A202 outside gyro wheels 203 at track A101 surface migration through the belt, dwang A202 drives hoop 3 when recess B204 internal rotation, dwang B5 reverse fast rotation produces great centrifugal force and throws away telescopic link 502, and drive the supporting shoe 503 and stretch out, after contacting micro-gap switch A107, micro-gap switch A107 will trigger electro-magnet 4, make electro-magnet 4 produce great magnetism and adsorb to pivoted hoop 3 surface, make dwang A202 slow down and stop the processing.

Wherein, one end of the outer side of the railcar 2 is embedded with a groove C208, one end of the inner wall of the groove C208 is fixedly provided with a servo motor B8, the outer side of the servo motor B8 is connected with a rotating rod 801 through an output shaft, the inner wall of the rotating rod 801 is provided with a sliding rod 802 in a sliding way, the sliding rod 802 and the rotating rod 801 are elastically connected through a spring, the upper side and the lower side of the outer wall of the sliding rod 802 are fixedly provided with blades 803, the blades 803 are arranged in a streamline central symmetry way, the outer wall of the railcar 2 close to the outer side of the groove C208 is fixedly provided with a fixing frame 207, the middle of the outer wall of the fixing frame 207 is fixedly provided with a microswitch B2071, when the rotating rod B5 rotates reversely and generates a large centrifugal force to throw away the telescopic rod 502 and drive the supporting block 503 to extend out, and after contacting with the microswitch a107, the servo motor B8 is triggered to drive the rotating rod 801 and the sliding rod 802 to rotate, at the time when the streamline blade 803 outside the sliding rod 802 rotates, the air flow from the front is divided into an upper part and a lower part, the static pressure at the place with high flow velocity is small, the static pressure at the place with low flow velocity is large according to the Bernoulli principle, the upward pressure difference is generated on the upper surface and the lower surface of the blade 803, the blade 803 drives the sliding rod 802 to slide out of the rotating rod 801, and then the sliding rod 802 is contacted with the microswitch B2071 on the outer wall of the fixing frame 207.

Example two:

the invention also comprises an anti-toppling mechanism, the anti-toppling mechanism comprises a chute 2061, a hydraulic rod 7 and a movable rod 9, the hydraulic rod 7 is fixedly arranged at the front end of the top of the rail car 2, a plurality of hydraulic rods 7 are arranged in parallel, the chute 2061 is fixedly arranged at the front end of the bottom of the supporting top plate 206, the hydraulic rods 7 are slidably arranged at the inner side of the sliding chute 2061 through a rotating shaft and a sliding block, a movable rod 9 is fixedly arranged at the rear side of the top of the rail car 2, the other end of the movable rod 9 is rotatably arranged at the bottom of the supporting top plate 206 through the rotating shaft, a plurality of movable rods 9 are arranged in parallel, after the sliding rod 802 contacts the microswitch B2071 on the outer wall of the fixing frame 207, the microswitch B2071 is triggered to control the hydraulic rod 7 to rise, so that the top of the hydraulic rod 7 slides inside the chute 2061 through the rotating shaft and the sliding block, one end of the supporting top plate 206 is supported for a short distance, and after the supporting top plate 206 is inclined, the object on the top of the supporting top plate 206 can be prevented from falling when the railcar 2 is braked and stopped.

Wherein, micro-gap switch A107 all through the wire respectively with electro-magnet 4 and servo motor B8 between electric connection, micro-gap switch B2071 through the wire with the supporting hydraulic pump of hydraulic stem 7 between electric connection, hydraulic pump, micro-gap switch A107, servo motor A205, micro-gap switch B2071, electro-magnet 4 and servo motor B8 all through control panel and battery electric connection.

The specific use mode and function of the embodiment are as follows:

in the invention, firstly, the integrity of the function of the device is ensured, then, when an operator needs to use the railcar 2 to transport an article on the track B102 at one end of the track B102 and on the track B102 at the other end, the operator moves the article to be transported to the surface of the track B102 at the top of the railcar 2, then the operator opens the servo motor A205 to drive the rollers 203 at the outer sides of the two rotating rods A202 to move on the surface of the track A101 through the belt, and simultaneously drives the outer sides of the rotating rods A202 to drive the iron ring 3 to rotate in the groove B204, so that the rotating rods B5 at the outer sides of the supporting frames A201 slide in the groove A103 through the sliding blocks at the upper and lower ends of the supporting frames B504, the gear 6 at the outer side of the rotating rod B5 is matched and rotates with a plurality of teeth 104 at the top of the inner wall of the groove A103 through the bearing, at the moment, the clamping block B602 at the inner ring of the gear 6 is matched and clamped with the clamping block A601 when moving, at the gear 6 can be limited by the rotating rod, the gear 6 to drive the gear B5 to rotate, next, the rotating rod B5 drives the volute spring 501 to expand from a tightened state, after the rotating rod B5 moves into the brake slot 105 while rotating, the gear 6 will disengage the teeth 104, at this time, the expanded volute spring 501 will drive the rotating rod B5 to rotate reversely and rapidly to generate a large centrifugal force to throw the telescopic rod 502 away and drive the supporting block 503 to extend out and contact the microswitch a107, then the microswitch a107 triggers the electromagnet 4 to make the electromagnet 4 generate a large magnetic force and adsorb to the surface of the rotating iron ring 3, when the rotating rod a202 performs deceleration brake, the microswitch a107 triggers the servo motor B8 to drive the rotating rod 801 and the sliding rod 802 to rotate, at this time, the streamline vane 803 outside the sliding rod 802 rotates to divide the air flow on the front side into an upper part and a lower part, according to bernoulli principle, the static pressure is small where the flow velocity is large, the static pressure is large where the flow velocity is small, an upward pressure difference is generated on the upper surface and the lower surface of the blade 803, so that the blade 803 drives the sliding rod 802 to slide out of the rotating rod 801, the sliding rod 802 is made to contact with the microswitch B2071 on the outer wall of the fixing frame 207, finally, the microswitch B2071 opens the hydraulic rod 7 to rise, the top of the hydraulic rod 7 slides on the inner side of the sliding groove 2061 through the rotating shaft and the sliding block, one end of the supporting top plate 206 is supported for a short distance, after the supporting top plate 206 is inclined, the object on the top of the supporting top plate 206 can be prevented from toppling when the railcar 2 is braked and stopped, and when a worker removes goods on the top of the supporting top plate 206 and controls the railcar 2 to return to the original position, the servo motor A205 is opened to drive the rollers 203 on the outer sides of the two rotating rods A202 to move on the surface of the track A101 through a belt, so that the gear 6 on the outer side of the rotating rod B5 is engaged with the teeth 104 on the top of the inner wall of the groove A103 through a bearing, and when the fixture block B602 on the inner ring of the gear 6 moves and contacts with the fixture A601, the pushing-open fixture block B602 rotates through the rotating shaft and is bounced off through the spring, so that the rail car 2 does not drive the rotating rod B5 to rotate while returning to the original position.

In summary, although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the technical solutions described in the foregoing embodiments or equivalent substitutions for some technical features, and any modifications, equivalents, improvements, etc. made within the spirit and principle of the present invention should be included in the scope of the present invention.

Claims (6)

1. A ferry rail brake auxiliary device comprises a ground (1), a rail A (101), a rail B (102), a groove A (103), a rail car (2), support frames A (201), rotating rods A (202), rollers (203), a servo motor A (205) and a support top plate (206), wherein the rail A (101) is fixedly installed at the middle two ends of the top of the ground (1), the grooves A (103) are embedded into the front and rear ends of the outer wall of the ground (1), the rail car (2) is arranged between the rail A (101), the support frames A (201) are fixedly installed at the two ends of the bottom of the rail car (2), the rotating rods A (202) are rotatably installed at the front and rear ends of the opposite surface of the support frames A (201) through bearings, the rotating rods A (202) are arranged between the rotating rods A (202) through belt transmission, the rollers (203) are fixedly installed at the two ends of the outer wall of the rotating rods A (202), the roller (203) is arranged outside the track A (101) in a sliding manner;

fixed mounting has servo motor A (205) in the middle of railcar (2) inner wall, and servo motor A (205) set up through belt drive between output shaft and a dwang A (202), railcar (2) top is provided with supporting roof (206), the equal fixed mounting in supporting roof (206) top and ground (1) top both ends has track B (102), track B (102) have a plurality of, and per two are the equidistance and set up its characterized in that side by side: one the dwang A (202) outer wall both ends all are provided with magnetism and inhale the brake and stop the mechanism.

2. The ferry track braking assist device of claim 1, wherein: the outer wall of the groove A (103) is provided with a stopping groove (105) close to the bottom end of the track B (102) in an embedded mode, the opposite surfaces of the outer wall of the top of the groove A (103) are provided with teeth (104), the teeth (104) are provided with a plurality of teeth and arranged side by side, slide rails (106) are arranged on the upper side and the lower side of one end of the inner wall of the groove A (103), the outer wall of one end of the support frame A (201) is provided with a rotating rod B (5) through a bearing in a rotating mode, the other end of the outer wall of the rotating rod B (5) is provided with a support frame B (504) through a bearing in an movable mode, the upper end and the lower end of the support frame B (504) are arranged on the outer side of the slide rails (106) through slide block activities, a gear (6) is arranged in the middle of the outer wall of the rotating rod B (5) through a bearing in a rotating mode, fixture blocks A (601) are arranged on the outer wall of the inner ring of the gear (6) close to the outer side of the bearing in a rotating shaft activities, and five fixture blocks A (601), and be and encircle the setting, through spring elastic connection between fixture block A (601) outer wall and gear (6) inner circle, dwang B (5) outer wall is close to gear (6) inner circle outside and is provided with fixture block B (602), fixture block B (602) have five, and is and encircle the setting, dwang B (5) outer wall one end is provided with signal trigger mechanism.

3. The ferry track braking assist device of claim 2, wherein: the signal triggering mechanism is composed of a microswitch A (107), a volute spring (501), a telescopic rod (502) and a supporting block (503);

stop and be provided with micro-gap switch A (107) in the middle of groove (105) inner wall top, dwang B (5) outer wall one end is provided with spiral spring (501), and spiral spring (501) one end fixed mounting is at dwang B (5) outer wall, and other end fixed mounting is at support frame A (201) inner wall, dwang B (5) outer wall is close to the upper and lower both ends between gear (6) and support frame B (504) and all is provided with telescopic link (502), telescopic link (502) other end fixed mounting has supporting shoe (503), elastic connection has the spring between supporting shoe (503) and dwang B (5).

4. The ferry track braking assist device of claim 1, wherein: the magnetic brake stopping mechanism is composed of a groove B (204), an iron ring (3) and an electromagnet (4).

5. The ferry track braking assist device of claim 1, wherein: railcar (2) bottom both ends are close to a dwang A (202) top and all imbed and are provided with recess B (204), dwang A (202) outer wall both ends all are provided with hoop (3), and hoop (3) agree with the activity and set up at recess B (204) inboardly, recess B (204) inner wall top all has electro-magnet (4) through spring elastic connection.

6. The ferry track braking assist device of claim 1, wherein: railcar (2) outside one end embedding is provided with recess C (208), recess C (208) inner wall one end is provided with servo motor B (8), there is dwang (801) servo motor B (8) outside through output shaft connection, dwang (801) inner wall activity is provided with slide bar (802), and passes through spring elastic connection between slide bar (802) and dwang (801), the equal fixed mounting in both sides about slide bar (802) outer wall one end has blade (803), and blade (803) are streamlined central symmetry and set up, railcar (2) outer wall is close to recess C (208) outside and is provided with mount (207), be provided with micro-gap switch B (2071) in the middle of mount (207) outer wall.

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