KR102049541B1 - Track vehicle system with three-way rails - Google Patents

Abstract

The present invention relates to a track vehicle system having a three-wire rail portion, the object of which is the first bogie portion of the two-axis structure along the three-wire rail portion in which an independent running rail is disposed in the center between two auxiliary rails, and three-axis The second bogie of the structure is moved so that the running and stability of the first bogie and the second bogie are improved with respect to the inclined section, the corner section, or the bent section, and the three-wire rail section is provided with the load uniformly distributed to the three-wire rail section. It is to provide a track vehicle system.
The present invention provides a three-wire rail unit having a rack gear type running rail and first and second auxiliary rails spaced apart from each other by a predetermined distance so as to be symmetrical to both sides of the running rail; A first bogie unit connected to the vehicle body frame and the main chassis frame of the track vehicle, and having a two-axis rotation by the center pivot and the swing shaft, and having a pinion gear that is driven to rotate along the running rail; A second bogie unit connected to the vehicle body frame and the main chassis frame of the track vehicle, and having a three-axis rotation by a center pivot, a swing shaft, and a rolling shaft, and having a pinion gear that is rotated along a running rail; It is intended to include.

Description

Track vehicle system with three-wire rails

The present invention relates to a track vehicle system having a three-wire rail unit, and stable driving of the tracked vehicle, in particular an unmanned tracked vehicle, is performed along the three-wire rail unit regardless of the driving section, The present invention relates to a tracked vehicle system having a three-wire rail portion capable of uniformly distributed transmission of loads.

In general, the monorail system refers to a transportation system that runs on a monorail, and it is common to drive a vehicle by connecting beams between high shores in a downtown area. However, the monorail system has a simpler structure and a tourist attraction or amusement park. It is installed in the area to transport passengers, or is installed in orchards, mountains, etc. is widely used as a means of transporting orchards, materials and workers.

The monorail system mainly consists of a single rail, but in recent years, a monorail system has been used in which a travel of a carriage is performed along a rail of a two-wire structure in consideration of driving stability and driving performance.

The two-wire structure rail part of the conventional monorail system is arranged to be spaced apart by two auxiliary rails, and the rack gear to which the driving force of the trolley is transmitted is fixed to the lower side of the auxiliary rail at one side. There is a phenomenon in which load is concentrated on an auxiliary rail on which a rack gear is installed.

In particular, when driving in an inclined section or a corner section, the load of the transport trolley is concentrated on one side of the auxiliary rail, causing damage to the rail or the trolley, which increases maintenance costs and threatens passenger stability. There was this.

In addition, the monorail system must be installed so that the rail portion is maintained in a horizontal state to ensure stable running of the carriage, but the rail portion is not installed in close contact with the ground, but is provided to have a predetermined height from the ground, Accordingly, it is difficult to match the horizontal and the inclination angle of the rail portion, and this causes various problems such as deterioration of the running and stability of the transport cart.

Registered Patent Publication No. 10-0600642 (2006.07.06) Registered Patent Publication No. 10-1561836 (2015.10.14) ` Registered Patent Publication No. 10-1421212 (2014.07.14) Published Patent Publication No. 102014-0077448 (2014.06.24)

An object of the present invention is to provide an independent running rail in the center between the two auxiliary rails, to improve the runability and stability of the first and second cars of the tracked vehicle, especially unmanned tracked vehicles, and to distribute the It is to provide a track vehicle system having a three-wire rail portion that can minimize some damage.

SUMMARY OF THE INVENTION An object of the present invention is to provide a track having a first three-rail rail unit having a two-axis structure and a second three-rail structure having a three-axis structure moving along a three-wire rail unit so that stable driving can be performed even in a slope section or a corner section. To provide a vehicle system.

The present invention provides a three-wire rail unit having a rack gear type running rail and first and second auxiliary rails spaced apart from each other by a predetermined distance so as to be symmetrical to both sides of the running rail; A first bogie unit connected to the vehicle body frame and the main chassis frame of the track vehicle, and having a two-axis rotation by the center pivot and the swing shaft, and having a pinion gear that is driven to rotate along the running rail; A second bogie unit connected to the vehicle body frame and the main chassis frame of the track vehicle, and having a three-axis rotation by a center pivot, a swing shaft, and a rolling shaft, and having a pinion gear that is rotated along a running rail; It is intended to include.

According to the present invention, a first bogie part having a two-axis swing and a two-stage swing are formed along a three-wire rail part in which first and second auxiliary rails are installed in parallel so as to be symmetrical with each other about a running gear of a rack gear type. In addition, the second trolley having a three-axis structure consisting of twisting, rolling, and two-stage swinging is driven, so that stable running of the tracked vehicle, in particular the trackless vehicle, can be performed even in a slope section and a corner section.

According to the present invention, the running rail is independently disposed in the center between the first and second auxiliary rails of the three-wire rail unit, and the towing of the vehicle body is equalized by driving, thereby significantly reducing the torsional stress and the running resistance of the vehicle body. In addition, the load of the tracked vehicle acting on the rail is uniformly distributed, thereby increasing the durability of the entire rail.

According to the present invention, the first and second auxiliary rails of the three-wire rail unit are connected to the holder so as to be rotatable by the pin type body of the shoulder bolt. Since the load transmitted through the second auxiliary rail is transmitted to the support of the holder through the step surface of the shoulder bolt, the load is easily distributed, thereby preventing the first and second auxiliary rails from sagging. There is.

According to the present invention, the shoulder bolt for assembling the first and second auxiliary rails of the three-wire rail part to the holder has a straight (headless bolt), and only the fixing bolts fastened to the body of the shoulder bolt without disassembling the shoulder bolts to the support stand The disassembly and assembly of the first and second auxiliary rails can be easily assembled and replaced.

The present invention is to be connected and installed by the three-wire rail unit by assembly, high carbon steel material can be used as the running rail, the hardness of the gear can be improved by using the high carbon steel material of the running rail, In addition to improving the calendar and braking force, there is an effect that can be provided with excellent driving safety.

That is, when the rack gear type running rail is connected and installed by welding method, high carbon steel material is hardened by welding heat during welding, and welding bead and peeling (falling) phenomenon occur due to pressure load or vibration. Since it is generated, the rack gear should be made of low carbon steel material. If the rack gear is made of low carbon steel material, the life of the rack gear will be low and the life will be reduced by friction. In addition, the pinion gear meshing with the low hardness of the rack gear also causes a limitation in hardness (high hardness of the pinion gear causes severe wear of the rack gear). There is a problem that the driving force and the braking force are limited. However, according to the present invention, the rack gear type travel rail is connected and installed by assembling, so that the rack gear type travel rail using high carbon steel material can be installed, thereby improving the hardness of the pinion gear. In addition, the running stability of the tracked vehicle can be achieved by improving the hardness of the rack gear and the pinion gear.

The present invention has the effect that the three-wire rail portion is mostly made of prefabricated, it is easy to replace the section by each section where the damage is generated.

According to the present invention, the first bogie and the second bogie installed on the tracked vehicle may be driven simultaneously or individually according to the driving situation or the driving situation, whereby the tracked vehicle is required in a section where low speed and high torque such as an uphill road is required. In particular, the driving and auxiliary rails of the unmanned track vehicle can be stably operated, and in the downhill section, the braking device is appropriately accompanied by deceleration and braking, which can promote safe driving and speed improvement. .

The present invention comprises a biaxial structure in which the first bogie is twisted (yawing) and swinged, and the second bogie consists of a biaxial structure in which twisted (yawing), rolling and swinging is performed. There is an effect that the stable running of the tracked vehicle for the section and the like.

According to the present invention, one side of which the first and second bogies are in rolling contact with the second subsidiary rail part is individually swinged around the swing pin with respect to the other side which is in rolling contact with the first subsidiary rail part. 2 Even if the auxiliary rails are not horizontal or deviation occurs in the installation, there is an effect that can ensure the running stability of the tracked vehicle.

According to the present invention, since side rollers are installed in the first and second bogies, even if the track vehicle is shaken or lateral pressure caused by external requirements or driving requirements, the attitude of the track vehicle can be kept constant. .

1 is an overall view showing a configuration according to the present invention
2 is another exemplary view showing a configuration according to the present invention
Figure 3 is an exemplary view showing the configuration of the three-wire rail unit according to the present invention
Figure 4 is an exemplary view showing a running rail assembly configuration of the three-wire rail unit according to the present invention
5 is an exemplary view showing an exploded assembly configuration of the three-wire rail unit according to the present invention;
6 is an exemplary view showing the installation structure of the first and second auxiliary rails according to the present invention;
7 is an exemplary view showing a configuration of a holder according to the present invention
8 is an exemplary view showing a running state of the slope section of the present invention.
9 is an exemplary view showing a configuration of a first balance unit according to the present invention;
10 is an exemplary view showing a separation configuration of the first bogie according to the present invention
Figure 11 is another exemplary view showing a separation configuration of the first bogie according to the present invention
12 is an exemplary view showing a configuration of a second bogie according to the present invention
Figure 13 is an exemplary view showing a separation configuration of the second bogie according to the present invention
Figure 14 is another exemplary view showing a separation configuration of the second bogie according to the present invention
15 is an exemplary view showing a configuration of a stop bumper unit according to the present invention.

1 is an overall view showing a configuration according to the present invention, Figure 2 is another exemplary view showing a configuration according to the present invention, Figure 3 is an exemplary view showing a configuration of a three-wire rail according to the present invention, Figure 4 is an exemplary view showing a running rail assembly configuration of the three-wire rail unit according to the present invention, Figure 5 is an illustration showing an exploded assembly configuration of the three-wire rail unit according to the present invention, Figure 6 according to the present invention 9 is an exemplary view showing an installation structure of the first and second auxiliary rails, FIG. 7 is an exemplary view showing a configuration of a holder according to the present invention, FIG. 8 is an exemplary view showing a running state of an inclined section of the present invention, and FIG. Exemplary view showing a configuration of the first balance unit according to the present invention, Figure 10 is an illustration showing a separation configuration of the first balance unit according to the present invention, Figure 11 is a separation configuration of the first balance unit according to the present invention Another exemplary view, Figure 12 is an exemplary view showing a configuration of the second balance unit according to the present invention, Figure 13 Exemplary view showing a separation configuration of the second bogie according to the invention, Figure 14 is another exemplary view showing a separation configuration of the second bogie according to the present invention, Figure 15 is a configuration showing a stop bumper part according to the present invention As an illustration,

The present invention is a three-wire rail unit 300 having a rack gear type traveling rail 330 and the first and second auxiliary rails 310 and 320 spaced apart from each other by a predetermined distance so as to be symmetrical with each other on both sides of the driving rail 330. );

The first frame is connected to the vehicle body frame and the main chassis frame of the track vehicle, and the two-axis rotation is made by the center pivot and the swing shaft, and the pinion gear 171 rotates along the traveling rail 330. Balance unit 100;

Connected via the body frame and the main chassis frame of the tracked vehicle, the three-axis rotation is made by the center pivot, the swing shaft and the rolling shaft, the pinion gear (271) is rotated along the running rail 330 is provided It includes; the second bogie 200.

As shown in FIGS. 3 to 5, the 3-wire rail unit 300 includes a running rail 330 provided with a rack gear at a center (middle) between the first and second auxiliary rails 310 and 320 installed in parallel with each other. This 3-wire rail structure is installed independently.

That is, the three-wire rail unit 300, the running rail 330 is provided with a rack gear on the upper side, the first and second auxiliary rails (310, 320) are installed to be spaced apart from the running rail 330 by a predetermined distance from both sides. ), A holder 340 on which the traveling rail 330 and the first and second auxiliary rails 310 and 320 are fixed, and a support 350 supporting the holder 340 to be positioned at a predetermined height from the ground.

The driving rail 330 is driven by the pinion gears of the first and second bogies 100 and 200 are engaged with each other. In addition, the side plate 332 and the connection bolt / nut 333 is integrally assembled to the holder 340.

The running rail 330 is composed of a plurality of rack gear rails 331 is assembled by the side plate 332 and the connection bolt / nut 333, each rack gear rail 331 is the upper side A rack gear 331a is provided at the bottom, and a plurality of bolt binding holes 331b penetrating both sides are formed at the lower side.

The side plate 332 has a function of connecting one rack gear rail and another rack gear rail and a setting function for fixing the running rail to a holder, the plurality of bolt binding holes 331b formed in the rack gear rail. The receiving hole 332a is formed to penetrate the center so as to be accommodated therein.

That is, the side plate 332 is made of a ring type through the receiving hole 332a is formed in the longitudinal direction, into the receiving hole 332a one to two bolt binding holes of one rack gear rail, another rack One or two bolt binding holes of the gear rail are accommodated.

The driving rail 330 configured as described above is provided with side plates 332 so that the two rack gear rails come in contact with both sides at the end portions contacting each other, and the receiving holes of one side plate and the bolts of the rack gear rails. A plurality of rack gear rails are configured to be connected in a straight line by assembling the connecting bolts / nuts through the fastening holes and the receiving holes of the other side plates.

The first and second auxiliary rails 310 and 320 are a plurality of rollers provided in the first and second bogies 100 and 200 are in contact with the rolling, and a plurality of unit rails 311 having a hollow pipe structure are connected to the connection rail 312. It is composed of assembly type connected in a straight line by).

In addition, the first and second auxiliary rails 310 and 320 are made of an assembly type supported by the holder 340 so that the inclination angle can be adjusted by the shoulder bolt 313.

Since the first and second auxiliary rails 310 and 320 have the same structure, the first and second auxiliary rails 310 and 320 will be described together.

The unit rail 311 includes an upper surface 311a in which the main rollers of the first and second bogies are in rolling contact, and a side surface 311b in which the side rollers of the first and second bogies are in rolling contact. At the lower side, a bolt insertion hole 311c through which the body portion of the shoulder bolt 313 is inserted is formed.

The connection rail 312 is inserted into the hollow of the unit rail to connect two unit rails, a plurality of communication holes 312a communicated with a plurality of bolt insertion holes 311c provided on the side of the unit rail Formed.

The connecting rail 312 is formed to be in close contact with the inner surface of the unit rail within the assembly tolerance range, and both sides are inserted into the hollow of one of the auxiliary rails and another of the auxiliary rails which are in contact therewith, and then bolts are inserted. It is integrally assembled with the unit rail 311 by a fixing bolt or a shoulder bolt (stripper bolt) fastened to the hole 311c and the communication hole 312a.

The shoulder bolt (striper bolt) 313 supports the first and second auxiliary rails 310 and 320 to the holder 340 or connects the two unit rails 311 through the connection rail 312. As shown in FIG. 5 and FIG. 6, the first and second auxiliary rail bolts include a body portion 313a made of a pin type and a screw portion 313b formed integrally with the body portion 313a. The pin-shaped body portion 313a is inserted into the insertion hole 311c, and the screw portion 313b passes through one side of the holder to be fastened to the fixing nut 314.

At this time, the shoulder bolt 313 is installed so that the step surface 313c formed between the body portion 313a and the screw portion 313b is in contact with one side of the holder 340 so that the support point is located on the holder 340 side.

In addition, when the bush 315 is further installed between the holder 340 and the first and second auxiliary rails 310 and 320, the shoulder bolt 313 is installed so that the step surface 313c is in contact with the bush 315. Can be.

That is, the present invention does not directly bolt the first and second auxiliary rails 310 and 320 to the holder 340, but supports contact of the step surface 313c with respect to the holder 340 or the bush 315. And, by the fastening of the screw portion (313b) and the fixing nut 314, the shoulder bolt 313 is fixed to the holder 340, the body portion (313a) formed in the pin type of the fixed shoulder bolt 313 The first and second auxiliary rails (310, 320) are configured to be supported by.

As such, when the first and second auxiliary rails 310 and 320 are assembled to the shoulder bolt 313 fixed to the holder 340, the load transmitted from the first and second auxiliary rails 310 and 320 is stepped surface 313c. ) And the holder (or bush) are concentrated on the contact support part, so that sagging of the first and second auxiliary rails 310 and 320 is further prevented, thereby increasing stability of the first and second auxiliary rails 310 and 320.

In addition, the shoulder bolt (striper bolt, 313) is a head-mounted shoulder bolt 316 or, as shown in Figure 6 (b), as shown in Figure 6 (a), straight (headless bolt) A shoulder bolt 317 can be used, and preferably, a straight (headless bolt) shoulder bolt 317 is installed.

The straight (headless bolt) shoulder bolt 317 has a tab depth of a predetermined depth is formed at the end of the body portion (313a), the fixing bolt 319 is provided through the flange 318 to the tab processed portion It is intended to be fastened.

That is, the straight (headless bolt) shoulder bolt 317, the first and second auxiliary rails (310, 320) are supported by the body portion (313a), the body portion 313a via a flange 318 through The first and second auxiliary rails 310 and 320 are coupled to the holder 340 by the fastening force of the fixing bolt 319 to be coupled.

As such, when the first and second auxiliary rails 310 and 320 are assembled to the holder 340 by the straight (headless bolt) shoulder bolt 317, the fixing bolt 319 of the body portion 313a of the straight shoulder bolt is installed. Only by disassembly, disassembly and assembly of the first and second auxiliary rails 310 and 320 can be easily performed.

In addition, the first and second auxiliary rails 310 and 320 are formed such that the bolt insertion holes 311c are positioned at the lower side of the side surface, as shown in FIG. 6, and the first and second auxiliary rails 310 and 320 are lower portions thereof. The shoulder bolt 313 is fixed to the holder 340, by this fixed installation side rollers of the first and second bogies contact the side surfaces 311b of the first and second auxiliary rails without interference. The cloud will be activated.

In addition, as illustrated in FIG. 3, the first and second auxiliary rails 310 and 320 are porous to be connected to a connection portion of the unit rail, that is, an upper end surface of one side unit rail and an upper end surface of another unit rail contacting the unit rail. The pad 370 may be further installed.

The porous pad 370 is to strengthen the contact force of the rollers of the first and second bogies with respect to the gap between the unit rail and the unit rail, and does not affect the running of the first and second bogies 100 and 200. It consists of a thin plate of the first and second auxiliary rails (310, 320) of the upper surface (311a) is integrally fixed by welding or countersunk screws.

The holder 340 is for supporting the running rails 330 and the first and second auxiliary rails 310 and 320. As shown in FIGS. 4, 5, and 7, the driving rails 330 and the first, The rail coupling part 341 to which the two auxiliary rails 310 and 320 are coupled is provided, and the support coupling part 342 is integrally formed at both sides of the rail coupling part 341 so that the support 350 is coupled thereto.

The rail coupling part 341 has a seating groove 343 in which a running rail 330 is seated and installed at a center of an upper end thereof, and is spaced a predetermined distance from both sides with respect to the seating groove 343 to be symmetrical. , 2 support rails (310, 320) to which the support 344 is coupled is provided to protrude or integrally.

The seating groove 343 is to stably support the running rail 330 and to uniformly distribute the load transmitted from the running rail 330 to the holder 340, as shown in FIG. 7A. As shown, the traveling rail 330 is made of a single seating groove 345 is inserted, or as shown in Figure 7 (b), the running rail 330 and the side plate 332 is inserted It may be made of a composite seating groove (346).

The single seating groove 345 includes a bottom portion 345a on which the bottom surface 330a of the traveling rail is seated, and a sidewall portion 345b on which the side surface 330b of the traveling rail is contacted and supported.

The composite seating groove 346 includes a bottom portion 346a on which the bottom surface 330a of the traveling rail is seated and a sidewall portion 346b on which the side surface 330b of the traveling rail is in contact with each other. The protrusion 346c inserted into the receiving hole 332a of the side plate 346b may be configured to protrude.

The rail coupling part 341 configured as described above is fixedly installed in the single seating groove 345 by welding or the like after the running rail 330 is inserted into the single seating groove 345 and the inclination angle is adjusted. After the side plate 332 is fitted into the composite seating groove 346 and the running rail 330 is inserted between the side plates 332, the connecting bolt / nut 333 is integrally formed with the holder 340. After assembly or installation, the position of the traveling rail 330 is set to the connection bolt / nut 333 may be fixedly installed in the holder 340 by welding or the like.

The coupling of the running rail 330 and the holder 340 is preferably installed by welding so that the running rail is positioned in the seating groove 343 after the inclination angle of the running rail is adjusted in the seating recess 343. If the running rails are to be welded, the connecting bolts / nuts fitted for positioning may be removed.

The support 344 is for supporting the first and second auxiliary rails 310 and 320 by the shoulder bolt 313, and the threaded portion 313b of the shoulder bolt is installed therethrough. The support 344 may be formed to protrude integrally with the holder 340 or may be attached to be fixed to the holder 340 by welding. In addition, the support 344 is preferably installed to be located on both sides of the rail coupling portion 341 of the holder.

The post coupling part 342 is coupled to rails at both ends of the lower end of the rail coupling part 341 such that side spaces 360 on which the first and second auxiliary rails 310 and 320 are located are provided at both sides of the rail coupling part 341. It is formed integrally with the portion 341.

As shown in FIG. 7, the side space 360 is a space formed to be located at both upper ends of the rail coupling part, and is independent of the inclination angle of the terrain where the 3-wire rail part 300 is installed. The balance parts 100 and 200 are intended to be moved in contact with the clouds to the first and second auxiliary rails 310 and 320 without interference. That is, the side space 360 is to allow the under rollers of the first and second bogies 100 and 200 to be moved along the first and second auxiliary rails 310 and 320 without interfering with the support coupling part 342 of the holder. Space for.

The holder 340 configured as described above has a '⊥' shape in which the rail coupling part 341 and the strut coupling part 342 are integrated, and both sides of the rail coupling part 341 and the upper side of the strut coupling part 342. It is provided with a side space 360.

The support 350 is to support the holder 340 from the ground 400 to have a predetermined height, the upper end is connected to the support coupling of the holder, the lower end is fixed to the ground 400, or the ground It may be fixed to the base member (not shown) of the installed concrete structure.

The coupling of the post and the holder is not particularly limited, and may be integrally connected by a known technique such as bolts or welding.

The three-wire rail unit 300 configured as described above has a support 350 installed on the ground, the holder 340 is assembled and installed on the support 350, and the running rail 330 is inserted into the seating recess 343 of the holder. It is seated and welded, and the first and second auxiliary rails 310 and 320 are assembled to the holder 340 by the shoulder bolt 313.

At this time, the running rail 330 is fixedly installed in the seating groove (343) by welding, etc. after the inclination angle is adjusted to the terrain, the first and second auxiliary rail (310, 320) shoulder bolt to fit the terrain After rotating the 313 to adjust the inclination angle, the fixing nut 314 and the fixing bolt 319 is fixed to the holder 340 by fastening.

In addition, the three-wire rail unit 300 configured as described above, the first and second auxiliary rails 310 and 320 are located in the side space 360, as shown in Figure 8, the first and second auxiliary rails (310,320) can be installed to have an inclination angle (θ) of about 30 to 80 °, the first and second bogie that is rolling on the first and second auxiliary rails (310,320) even when adjusting the inclination angle The negative under roller is located in the side space 360, so that the first and second bogies 100 and 200 travel stably.

In addition, since the running rails 330 are installed in the three-wire rail unit 300 so as to be positioned at the centers of the first and second auxiliary rails 310 and 320, the towing of the vehicle body by driving becomes uniform, resulting in torsional stress and As a result, the running resistance is significantly reduced, whereby the load acting on the rail is uniformly distributed, thereby increasing the durability of the entire rail.

The first bogie 100 and the second bogie 200 are connected to the body frame of the tracked vehicle, the first bogie 100 and the second bogie 200 are spaced a predetermined distance 3 It is installed to run along the sun rail,

The first trolley portion 100 is configured such that a twist (or yawing) around a center pivot, a swing around a swing axis, and another swing around a swing pin are made.

The second bogie 200 has a twist (or yawing) around the center pivot, left and right rolling around the rolling axis, a swing around the swing axis, and another swing around the swing pin. It is configured to be made.

As shown in FIGS. 9 to 11, the first bogie unit 100 includes a main chassis frame 110 to which a body frame is connected, and an upper frame 120 to which a main chassis frame is connected by a center pivot. And, the lower main frame 130 is connected by the upper frame and the swing shaft is installed, the lower subframe 140 is connected to the swing boss and swing pins on one side of the lower main frame, and the lower main frame 130 The first rolling roller unit 150 is connected to the first auxiliary rail 310 to be cloud-contacted and the lower subframe 140 is connected to the second auxiliary rail 320 to be cloud-contacted. It includes a two roller roller 160 and the drive unit 170 is connected to one side of the lower main frame 130 to drive the pinion gear 171.

The main chassis frame 110, the body frame 510 is mounted and connected, a plurality of rubber mounts 111 are installed on the top.

The upper frame 120 is connected by the center pivot 181 so that the main chassis frame 110 is located at the upper end, and the lower end is connected to the lower main frame 130 by the swing shaft 182.

The lower main frame 130 is disposed to be spaced apart from the first side wall panel 131 and the first side wall panel 131 to which the driving unit 170 is fixedly installed and one end of the swing shaft 182 is connected. And the other end of the swing shaft 182 is connected and installed, the second side wall panel 132 and the first and second side wall panels 131 and 132 to which the swing boss 136 to which the lower subframe 140 is connected are installed. 'A' shaped front panel 133 which is installed to be connected, and 'a' shaped rear panel which is disposed to face the front panel 133 and connected to the first and second side wall panels 131 and 132. 134 and the first rolling roller part 150 are installed to protrude in opposite directions to the lower side of the front panel 133 and the rear panel 134 so as to be located outside the first side wall panel 131. It comprises a roller support panel 135 to be made.

That is, the lower main frame 130, both ends of the swing shaft 182 is connected to the first side wall panel 131 and the second side wall panel 132, respectively, the first and second side wall panels (131, 132) It is integrally connected by the front / rear panel (133,134) of the 'b' shape, the roller support panel 135 on the lower side of the front / rear panels (133,134) protrude in a direction opposite to each other, the roller support The panel 135 is formed to be located outside the first side wall panel 131, not between the first and second side wall panels 131 and 132.

The lower subframe 140 is connected to the swing mains 130 and the swing pins 183 of the lower main frame 130 so as to be swinged with respect to the lower main frame 130.

That is, the lower subframe 140 has an inner panel 141 in which one end of the swing pin 183 is connected and the swing contact portion 144 is formed to be in contact with the second side wall panel 132 of the lower main frame. And an outer panel 142 disposed to be spaced apart from the inner panel 141 by a predetermined distance and connected to the other end of the swing pin 183, and a connecting support 143 integrally connecting both ends of the inner / outer panels 141 and 142. ), The second rolling roller 160 is connected to the inner / outer panels 141 and 142 and the outer panel 142.

That is, the lower subframe 140 is connected by the lower main frame 130 and the swing pin 183 and the swing boss 136, the swing movement is made around the swing pin 183, the inner side The roller of the 2nd rolling roller part 160 is provided between the panel 141 and the outer panel 142, and below the outer panel 142. As shown in FIG.

In this case, a bearing and a bush are installed in the swing boss 136 to smoothly rotate the swing pin 183. Since the installation of the bearing and the bush is a known technique, a description thereof will be omitted.

The first rolling roller part 150 is installed on the lower main frame 130 to be rotatable, and is operated by rolling contact with the upper surface 311a of the first auxiliary rail. The first rail under-roller 152 rotatably installed on the lower main frame 130 to be positioned below the rail 310, and one side of the lower main frame 130 to be in contact with the cloud on the side of the first auxiliary rail. It includes a side roller 153 rotatably connected to the.

The second rolling roller part 160 is installed on the lower subframe 140 to be rotatable, and the second rail traveling roller 161 and the second auxiliary rail operated in contact with the upper surface 321a of the second auxiliary rail. A second rail under roller 162 is rotatably installed in the lower subframe 140 to be positioned below the rail 320.

The first rail running roller 151 is rotatably installed on the roller support panel 135 of the lower main frame, the second rail running roller 161 is rotatably installed on the lower subframe 140, The first and second rail running rollers 151 and 161 support a load of a passenger and have a function of preventing left and right shaking of the tracked vehicle.

In addition, the first and second rail running rollers 151 and 161 may be in rolling contact with the upper surfaces 311a and 321a of the first and second auxiliary rails, respectively, and the roller support panel 135 and the lower subframe 140 of the lower main frame. At least one), preferably at least two are provided.

The first and second rail under rollers 152 and 162 support the lateral loads generated during the running of the tracked vehicle, in particular, the lateral load caused by the centrifugal force at the time of turning and the lateral load caused by the strong wind. The first and second auxiliary rails 310 and 320 are symmetrical with the first and second rail traveling rollers 151 and 161, that is, the first and second auxiliary rails are in contact with the lower surface of the first and second auxiliary rails, or a predetermined gap is formed on the lower surface. It is provided on the lower main frame 130 and the lower sub-frame 140 so as to be spaced apart.

In addition, the first rail running roller 151 and the second rail running roller 161, the first rail under roller 152 and the second rail under roller 162 are mutually centered around the pinion gear 171 of the drive unit. It is arranged to be symmetrical.

The side rollers 153 are in contact with both sides of the first auxiliary rail 310 to prevent the rolling of the left and right of the tracked vehicle, and to prevent the pinion gear of the running rails to guide the safe running of the tracked vehicle. The roller support panel 135 of the lower main frame is rotatably installed.

The driving unit 170 may include the first side wall panel of the lower main frame such that the pinion gear 171 is positioned between the first and second side wall panels 131 and 132 of the lower main frame, that is, between the first and second auxiliary rails 310 and 320. 131) is fixed.

The drive unit 170 is composed of a drive motor and a reducer, such a configuration is a known configuration, a detailed description thereof will be omitted.

In addition, the driving unit 171 is further provided with an electromagnetic brake 172 on one side, the pinion gear 171 is stopped or the stop state of the pinion gear 171 by the operation of the electromagnetic brake 172. It is supposed to be maintained.

In the first bogie 100 configured as described above, the pinion gear 171 is rotatably moved along the running rail 330 by the driving unit 170, and the first cloud roller unit connected to the lower main frame 130 is installed. The second rolling roller part 160 connected to the 150 and the lower subframe 140 is moved in contact with the clouds of the first and second auxiliary rails 310 and 320.

In addition, when the first bogie 100 travels along the three-wire rail unit 300, the upper frame 120, the lower main frame 130, and the lower subframe 140 are centered on the center pivot 18. It is twisted integrally (A), the lower main frame 130 and the lower subframe 140 is swinging (B) integrally around the swing axis 182, the lower centering around the swing pin (183) Another swing B ′ of the subframe 140 is performed.

In this case, the swing shaft 182 and the swing pin 183 is installed to be parallel to each other, when the lower subframe 140 swings with the swing pin 183 as the rotation axis, the inner panel 141 of the lower subframe Swing contact portion 144 provided in the) is in contact with the first side wall panel 131 of the lower main frame is sliding to make the swing of the lower sub-frame 140 without shaking.

As described above, the first balance unit 100 according to the present invention, the twist (yaw) and the swing is made, the swing is the lower main frame 130 and the lower subframe centering on the swing axis 182 It is configured to perform a two-stage swing including the simultaneous swing of 140 and the swing of the lower subframe 140 centering on the swing pin 183.

Such a two-stage swing operation is to smoothly travel the first bogie unit 100 with respect to the height deviation caused by the assembly installation of the first and second auxiliary rails (310,320). That is, the three-wire rail unit 300 according to the present invention is not installed on the ground 400, but is installed to be located at a predetermined height from the ground, so that the first and second auxiliary rails 310 and 320 are exactly horizontal to each other. And since it is difficult to equilibrate to maintain the equilibrium, in the present invention in consideration of the installation conditions of the first and second auxiliary rails such that the first bogie 100 is centered on the swing shaft 182 and the swing pin (183) The driving is performed while the two-stage swing is performed, and even if a deviation occurs due to the assembly of the first and second auxiliary rails 310 and 320, the driving is smoothly performed along the three-wire rail unit 300.

The second bogie 200 is spaced apart from the first bogie 100 by a predetermined distance so as to travel along the running rails 330 and the first and second auxiliary rails 310 and 320. As shown in (100), not only a twist (yaw) centering around the center pivot 181, a swing centering around the swing shaft 182, and a swing centering around the swing pin 183, but also a rolling shaft 184 It is configured so that right and left rolling around the center is achieved.

That is, as shown in FIGS. 12 to 14, the second bogie 200 includes a main chassis frame 210 to which the body frame 510 is connected, and the main chassis frame 210 has a center pivot ( 281 is connected by the upper frame 220, the upper frame 220 and the two-axis frame 290 is installed by the rolling shaft 284, the lower side is connected to both ends of the two-axis frame 290 And the upper side of the lower main frame 230 and the lower main frame 230, which is connected by the two-sided frame 290 and the swing shaft 282 is installed, respectively connected to both ends of the upper frame The first sub-frame 240 connected to the swing boss 263 and the swing pins 283 on one side and the first sub-rail 310 to be in contact with the cloud is installed and connected to the lower main frame 230 The rolling roller unit 250 and the second rolling roller unit 260 which is connected to the lower subframe 240 to be in contact with the second auxiliary rail 320 and the rolling, and the lower end Inpeure installed connected to one side of Im (230) and a drive section 270 which drives the pinion gear 271.

The main chassis frame 210 is installed to be connected to the body frame 510, a plurality of rubber mounts 211 is provided on the top.

The upper frame 220 is connected by the center pivot 281 so that the main chassis frame 210 is located at the upper end, and the lower frame 220 is connected to the biaxial frame 290 by the rolling shaft 284.

The two-axis frame 290 is connected via the upper frame 220 and the rolling shaft 284, the lower main frame 240 and the swing shaft 282 through the three-wire rail unit 300 The cornering of the tracked vehicle 500 that runs along the road is made smoothly, and is connected to be positioned at the upper end of the main body 291 and the main body 291 so that the rolling shaft 284 is rotatably connected. The boss 292 and the lower boss 293 which is connected to penetrate the main body 291 so that the swing shaft 282 is rotatably connected, and orbits on one side of the main body 291 so as to be parallel to the lower boss 293. It is formed so as to be positioned in the width direction of the vehicle includes a buffer support bar 294 is connected to the shock absorber 295 installed at both ends.

At this time, the upper boss 292 and the lower boss 293 are installed to cross each other, the rolling shaft 284 and the swing shaft 282 is rotated in the upper boss 292 and the lower boss 293. Bearings and bushes are installed to achieve this. Since the installation of such a bearing and bush is a known technique, description thereof will be omitted.

The shock absorber 295 buffers the shock generated during the driving of the second bogie 200 and, when the track vehicle travels, the biaxial frame 290 and the lower main frame 230 using the rolling shaft 284 as a rotation axis. And the lower subframe 240 is prevented from suddenly rolling in the left and right direction around the longitudinal direction of the tracked vehicle 500, and has a function to ensure the stability of the tracked vehicle (500).

The shock absorber 295 is installed so that the lower side is connected to both ends of the buffer support bar (294) of the two-axis frame, the upper side is connected to both sides of the upper frame 220 is installed.

The lower main frame 230 is the drive unit 270 is fixedly installed and connected by the lower boss 293 and the swing shaft 282 of the two-axis frame 290.

That is, the lower main frame 230 is spaced apart from the first side wall panel 231 and the first side wall panel 231 to which the driving unit 270 is fixed and connected to one end of the swing shaft 282. The second side wall panel 232 is disposed and the other end of the swing shaft 282 is connected, the swing boss 236 to which the lower subframe 240 is connected, and the first and second side wall panels 231 and 232. The 'a' shaped front panel 233 which is installed to be connected to the front panel 233 and the 'a' shaped rear which are disposed to face each other and the first and second side wall panels 231 and 232 are connected to each other. The first rolling roller part 250 is formed to protrude in a direction opposite to the lower side of the front panel 233 and the rear panel 234 so as to be positioned outside the panel 234 and the first side wall panel 231. The roller support panel 235 is installed.

That is, the lower main frame 230, both ends of the swing shaft 282 is connected to the first side wall panel 231 and the second side wall panel 232, respectively, the first and second side wall panels (231, 232) It is integrally connected by the front / rear panel (233,234) of the 'b' shape, the roller support panel 235 is protruded in the opposite direction to each other on the lower side of the front / rear panels (233,234), the roller The support panel 235 is formed to be located outside the first side wall panel 231, not between the first and second side wall panels 231 and 232.

The lower subframe 240 may include an inner panel 241 having one side end of the swing pin 283 connected thereto and having a swing contact portion 244 contacting the second side wall panel 232 of the lower main frame; The outer panel 242 is disposed spaced apart from the inner panel 241 by a predetermined distance and the other end of the swing pin 283 is connected, and the connection support 243 integrally connecting both ends of the inner / outer panels 241 and 242. Include.

That is, the lower subframe 240 is connected by the lower mainframe 230, the swing pin 283 and the swing boss 236, the swing is made around the swing pin 283, the inner panel The roller of the 2nd rolling roller part 260 is provided between the 241 and the outer panel 242 and below the outer panel 242.

The first rolling roller part 250 is installed on the lower main frame 230 so as to be rotatable, and the first rail traveling roller 251 and the first auxiliary roller which are operated in contact with the upper surface 311a of the first auxiliary rail. The first rail under-roller 252 rotatably installed on the lower main frame 230 to be positioned below the rail 310, and one side of the lower main frame 230 to be in contact with the cloud on the side of the first auxiliary rail. It includes a side roller 253 rotatably connected to the.

The second rolling roller part 260 is installed on the lower subframe 240 so as to be rotatable, and the second rail driving roller 261 and the second auxiliary roller which are operated in contact with the upper surface 321a of the second auxiliary rail. A second rail under roller 262 is rotatably installed on the lower subframe 240 so as to be positioned below the rail 320.

The first rail traveling roller 251 is rotatably installed on the roller support panel 235 of the lower main frame, and the second rail traveling roller 261 is the inner panel 241 and the outer panel 242 of the lower subframe. The first and second rail running rollers 251 and 261 are rotatably installed between the first and second rail running rollers 251 and 261 to support the load of the passenger and to prevent the left and right shaking of the tracked vehicle.

In addition, the first and second rail running rollers 251 and 261 are preferably at least one of the lower main frame 230 and the lower subframe 240 to be in contact with the upper surfaces 311a and 321a of the first and second auxiliary rails, respectively. Two or more are installed.

The first and second rail under rollers 252 and 262 support lateral loads generated when the track vehicle runs, in particular, lateral loads caused by centrifugal force during turning, and lateral loads caused by strong winds, thereby preventing overturning of the track vehicle. In order to be symmetrical with the first and second rail running rollers 251 and 261 around the first and second auxiliary rails 310 and 320, that is, the bottom surface of the first and second auxiliary rails is contacted or a predetermined clearance is provided on the bottom surface. It is installed on the lower main frame 230 and the lower sub-frame 240 so as to be spaced apart.

In addition, the first rail running roller 251, the second rail running roller 262, the first rail under roller 252, and the second rail under roller 262 are mutually centered around the pinion gear 271 of the driving unit. It is arranged to be symmetrical.

The driving unit 270 is the first side wall panel (1) of the lower main frame such that the pinion gear (271) is positioned between the first and second side wall panels (231, 232) of the lower main frame (ie, the first and second auxiliary rails (310, 320)). 231) is fixed.

The drive unit 270 is composed of a drive motor and a reducer so as to be the same as the drive unit 170 of the first bogie unit, and since such a configuration is a known configuration, a detailed description thereof will be omitted.

In addition, the driving unit 270 is further provided with an electromagnetic brake 272 on one side, so that the pinion gear 271 is stopped by the operation of the electromagnetic brake 272, or the stop state of the pinion gear 271 is maintained. It is.

In the second bogie 200 configured as described above, the pinion gear 271 is rotatably moved along the running rail 330 by the driving unit 270, and the first cloud roller part connected to the lower main frame 230 is installed. The second rolling roller part 260 connected to the 250 and the lower subframe 240 is moved in contact with the first and second auxiliary rails 310 and 320 while being in contact with the cloud.

In addition, the second bogie 200 has an upper frame 220, a biaxial frame 290, a lower main frame 230, and a lower subframe 240 integrally twisted around a center pivot 281. (Yaw, A),

The two-axis frame 290, the lower main frame 230, and the lower subframe 240 are rolled (C) around the rolling shaft 284 connected to the upper frame 220.

The lower main frame 230 and the lower subframe 240 are swinging (B) integrally with respect to the swing shaft 282 connected to the two-axis frame 290,

The lower subframe 240 has a two-stage swing (B`) centering on the swing pin 283 connected to the lower mainframe 230.

In this case, the swing shaft 282 and the swing pin 283 of the second bogie portion are installed to be parallel to each other like the swing shaft 182 and the swing pin 183 of the first bogie portion, so that the lower subframe swings without flow. The operation is made.

That is, in the second bogie 200 according to the present invention, while traveling, twisting (yaw) and rolling and swing is made, the impact on rolling is buffered by the shock absorber 295, the swing is the first bogie It is configured to make a two-stage swing as shown.

In addition, in the present invention, the stop bumper portion 520 may be further installed on the vehicle body frame 510 so as to be positioned at the front and rear ends of the track vehicle 500.

As illustrated in FIG. 15, the stop bumper part 520 is installed on the body frame 510 and the bumper 522 which is connected to the body frame 510 of the track vehicle via a spring 521. It may be configured to include a sensor 523, such as a limit switch for detecting the movement of the bumper 522.

The stop bumper unit 520 as described above has a sensor 523 when the bumper 522 compresses the spring 521 and moves to the inside of the track vehicle 500 when the track vehicle travels or collides with an obstacle. The movement of the bumper 522 is detected by the emergency stop of the driving units 170 and 270 of the first and second bogie units 100 and 200.

As described above, in the present invention, the first and second carts provided with the body frame are moved along the three-wire rails on which the first and second auxiliary rails are installed on both sides of the traveling rails, and the first cart is provided with two center pivots and two swing shafts. The axial structure and the second bogie are provided with a three-axis structure of a center pivot, a rolling shaft, and a swing shaft. Stable driving of the unmanned track vehicle is to be made.

In addition, in the present invention, the emergency stop of the first and second cart parts 100 and 200 is made by the stop bumper part 520.

In addition, the tracked vehicle of the present invention includes both manned or unmanned tracked vehicle that travels along the rail, such as a monorail tracked vehicle, a railroad vehicle, a maglev train.

The present invention is not limited to the above-described specific preferred embodiments, and various modifications can be made by any person having ordinary skill in the art without departing from the gist of the present invention claimed in the claims. Of course, such changes will fall within the scope of the claims.

(100): first bogie (110,210): main chassis frame
(111,211): Rubber mount (120,220): Top frame
(130,230): Lower main frame (131,231): First side wall panel
(132,232): Second side wall panel (133,233): Front panel
(134.234): Rear panel (135,235): Roller support panel
(136,236): swing boss (140,240): lower subframe
(141,241): Inner panel (142,242): Outer panel
(143.243): Connection support (144,244): Swing contact
(150,250): first rolling roller part (151,251): first rail running roller
(152,252): First rail under roller (153,253): Side roller
(160,260): Second rolling roller part (161,261): Second rail running roller
(162,262): Second rail under roller (170,270): Drive part
(171,271): Pinion gear (172,272): Electronic brake
(181,281): Center pivot (182,282): Swing shaft
(183,283): Swing pin (284): Rolling shaft
(290): 2-axis frame (291): main body
(292): Upper boss (293): Lower boss
(294): buffer support bar (295): shock absorber
200: second bogie 300, three-wire rail
(310): first auxiliary rail (320): second auxiliary rail
(311): Unit rail (311a): Upper surface
(311b): Side 311c: Bolt insertion hole
(312): Connecting rail (312a): Communication hole
(313): shoulder bolt (313a): body
(313b): Threaded portion 314: Fixing nut
(315): Bush (316): Head Attached Shoulder Bolt
(317): Slotted shoulder bolt (318): Flange
(319): Fixing bolt (330): Running rail
(330a): bottom (330b): side
(331): rack gear rail (331a): rack gear
(331b): Bolt binding hole (332): Side plate
(332a): receiving hole (333): connecting bolt / nut
(340): holder (341): rail coupling
(342): Shoring coupling part
(343): seating groove (344): support
345: single seating groove (345a): bottom
345b: side wall portion 346: composite seating groove
346a: bottom portion 346b: side wall portion
(346c): projection 350: prop
(360): side space (370): porous pad
(400): Ground (500): Tracked Vehicle
510: body frame 520: stop bumper
521: Spring 522: Bumper
(523): detection sensor

Claims (20)

A three-wire rail unit having a rack gear type running rail and first and second auxiliary rails spaced apart from each other by a predetermined distance so as to be symmetrical to both sides of the running rail;
It is connected between the body frame of the track vehicle and the main chassis frame, and the twist (or yawing) around the center pivot, the swing around the swing axis, and another swing around the swing pin are made. A first bogie unit having a pinion gear which is rotated and driven along a running rail;
It is installed through the body frame of the track vehicle and the main chassis frame, twisted (or yawing) around the center pivot, left and right rolling around the rolling axis, swing around the swing axis, and swing pins. Another swing is made to the center, and the second bogie portion is provided with a pinion gear that is rotated along the running rail;
The first balance unit, the main chassis frame is connected to the body frame frame, the upper frame is connected to the main chassis frame by the center pivot, the lower main frame is installed by the upper frame and the swing shaft, the lower main frame The lower subframe is connected to one side of the swing boss and the swing pin is installed and connected to the lower main frame, the first cloud roller is connected to the first auxiliary rail, and the lower subframe is connected to the second subframe And a second rolling roller part which is in rolling contact with the auxiliary rail, and a driving part connected to one side of the lower main frame to drive the pinion gear.
The method according to claim 1;
3-wire rail part,
A running rail provided with a rack gear at an upper side thereof,
First and second auxiliary rails installed to be symmetrically spaced apart from the running rail by a predetermined distance;
A holder to which the running rail and the first and second auxiliary rails are fixed;
A track vehicle system having a three-wire rail portion, comprising: a support for supporting the holder to be positioned at a predetermined height from the ground.
The method according to claim 2;
The running rail is composed of an assembly type in which a plurality of rack gear rails are connected by side plates and connecting bolts / nuts,
The first and second auxiliary rails are a track vehicle system having a three-wire rail unit, characterized in that a plurality of unit rails having a hollow pipe structure are assembled in a straight line by a connecting rail and a fixed bolt or a shoulder bolt.
The method according to claim 2 or 3;
The first and second auxiliary rails are supported on the holder by the shoulder bolts and are installed to enable the inclination angle adjustment.
The method according to claim 4;
The shoulder bolt includes a body formed of a pin type and a thread formed integrally with the body, and has a step formed therein, wherein the pin type body is inserted into the bolt insertion holes of the first and second auxiliary rails, Is fastened to the fixing nut through one side of the
The stepped surface formed between the body portion and the threaded portion is supported by one side of the holder or the bush installed between the first and second auxiliary rails and the holder so that the support points for the first and second auxiliary rails are positioned on the holder or bush side. A track vehicle system having a three-wire rail section.
The method according to claim 5;
The shoulder bolt consists of a flat shoulder bolt of tanned bolt type,
The straight shoulder bolt is formed at the end of the body portion tab processing of a predetermined depth, and is configured to fasten the fixing bolt through the flange to the tab processed portion,
The first and second auxiliary rails are supported by the body part, and the first and second auxiliary rails are configured to be supported by the holder by the fastening force of the fixing bolts coupled to the body part. Tracked vehicle systems.
The method according to claim 3;
The first and second auxiliary rails are further provided with a porous pad at the connection portion of the unit rail,
The porous pad is a track vehicle system having a three-wire rail unit, characterized in that fixed to the upper surface of the first and second auxiliary rails integrally fixed by welding or countersunk screws.
The method according to claim 2;
The holder is provided with a rail coupling portion to which the running rail and the first and second auxiliary rails are coupled and supported, and a support coupling portion formed integrally with both sides of the rail coupling portion to support the pillars.
The rail coupling portion, a seating groove in which the running rail is installed at the top center is formed, and the support to which the first and second auxiliary rails are coupled so as to be symmetrically spaced apart at a predetermined distance from both sides with respect to the seating groove is protruded or A track vehicle system having a three-wire rail unit, which is integrally installed.
The method of claim 8;
The seating groove is a track vehicle system having a three-wire rail, characterized in that made of a single seating groove into which the running rail is inserted, or a compound seating groove into which the running rail and the side plate are inserted.
The method of claim 9;
The single seating groove includes a bottom portion on which the bottom of the running rail is seated and a side wall portion on which the side surface of the running rail is in contact and supported.
The composite seating groove includes a bottom portion on which the bottom surface of the traveling rail is seated and a sidewall portion on which the side surface of the traveling rail is in contact with each other, wherein the sidewall portion is provided with a protrusion which is inserted into the receiving hole of the side plate. A track vehicle system having a three-wire rail section.
The method of claim 8;
The holder is a track vehicle system having a three-wire rail portion, characterized in that the rail coupling portion and the support coupling portion is integrated in a '⊥' shape so as to have side spaces on both sides of the rail coupling portion and the upper coupling portion.
delete delete The method according to claim 1;
The second loan,
The main chassis frame is connected to the body frame,
The upper frame to which the main chassis frame is connected by the center pivot,
A two-axis frame connected by the upper frame and the rolling shaft,
A shock absorber having a lower side connected to both ends of the 2-axis frame and an upper side connected to both ends of the upper frame,
A lower mainframe connected by a 2-axis frame and a swing shaft,
And a lower subframe connected to one side of the lower mainframe by a swing boss and swing pin.
A first rolling roller part connected to the lower main frame and contacted with the first auxiliary rail by rolling;
A second rolling roller part connected to the lower subframe and brought into contact with the second auxiliary rail by rolling;
Tracked vehicle system having a three-wire rail unit characterized in that it comprises a drive unit connected to one side of the lower main frame to drive the pinion gear.
The method according to claim 1 or 14;
The bottom mainframe,
A first side wall panel having a driving part fixedly installed and one end of the swing shaft connected thereto;
A second side wall panel disposed spaced apart from the first side wall panel by a predetermined distance and connected to the other end of the swing shaft, and having a swing boss connected to the lower subframe;
A front panel having a '-' shape installed to be connected to the first and second side wall panels,
A rear panel having a '-' shape disposed to face the front panel and connected to the first and second side wall panels;
And a roller support panel which protrudes in a direction opposite to each other on the lower side of the front panel and the rear panel so as to be located outside the first side wall panel, wherein the first rolling roller portion is installed. Tracked vehicle systems.
The method according to claim 1 or 14;
The bottom subframe is
An inner panel having one swing end connected to the swing pin and having a swing contact portion contacting the second side wall panel of the lower main frame, an outer panel disposed to be spaced apart from the inner panel by a predetermined distance, and connected to the other end of the swing pin; And a connecting support for integrally connecting both ends of the inner / outer panel, wherein the second rolling roller part is connected to the inner / outer panel and the outer panel.
The method according to claim 1 or 14;
The first rolling roller part is rotatably installed on the lower main frame and rotatably mounted on the lower main frame so as to be positioned below the first auxiliary rail and a first rail traveling roller installed in a rotatable manner on the upper surface of the first auxiliary rail. A first rail under roller to be installed, and a side roller rotatably connected to one side of the lower main frame so as to be in contact with the cloud on the side of the first auxiliary rail,
The second rolling roller part is rotatably installed on the lower subframe and rotatably mounted on the lower subframe so as to be positioned below the second auxiliary rail and the second rail traveling roller which is operated in contact with the upper surface of the second auxiliary rail. A track vehicle system having a three-wire rail unit comprising a second rail under roller to be installed.
The method according to claim 1 or 14;
The drive unit is further provided with an electromagnetic brake on one side, the track vehicle system having a three-wire rail unit characterized in that the pinion gear is stopped by the operation of the electromagnetic brake, or configured to maintain the stopped state of the pinion gear.
The method of claim 14;
The two-axis frame is connected to the main body, and the upper boss connected to the upper frame via a rolling shaft connected to the upper end of the main body, and the lower end connected to the main frame through a swing shaft and installed to penetrate the main body Boss and a buffer support bar is formed on one side of the main body so as to be parallel to the lower boss is connected to the shock absorber is installed at both ends,
The shock absorber is a track vehicle system having a three-wire rail, characterized in that the lower side is connected to both ends of the buffer support bar is installed, the upper side is connected to both ends of the upper frame.
The method according to claim 1;
The track vehicle is connected to the vehicle body frame so as to be located at the front and rear ends, and the stop bumper part is further installed.
The stop bumper unit is configured to include a bumper connected to the body frame of the track vehicle via a spring, and a sensor installed on the body frame to detect the movement of the bumper, when detecting the movement of the bumper by the sensor. The track vehicle system provided with the 3-wire rail part characterized by the emergency stop of the 1st, 2nd cart part.

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