CN115947054A - Automatic discharge rail car system - Google Patents

Abstract

The invention relates to an automatic unloading rail car system, which comprises an automatic unloading rail car, a ground support rolling device and a concave unloading wheel rail, wherein the ground support rolling device is arranged above the ground at two longitudinal sides of an unloading pit, the concave unloading wheel rail is laid below the middle part of the ground at two longitudinal ends of the unloading pit, rail car running rails are laid on the outer sides of the two ends of the concave unloading wheel rail, the automatic unloading rail car comprises a car box and a bottom frame, the car box comprises two end walls and two side walls, two horizontal support wing plates are symmetrically arranged on the outer walls of the middle parts of the two side walls, the bottom frame comprises a bottom plate and unloading wheels, the middle part of the bottom surface at one end of the bottom plate is provided with the unloading wheels, the other end of the bottom plate is hinged with the lower part of one end wall, the unloading wheels are matched with the concave unloading wheel rail and move along the concave unloading wheel rail, and the ground support rolling device is used for supporting and assisting in rolling the horizontal support wing plates. The invention can be applied to various industrial enterprises for unloading bulk materials, can realize unmanned automatic unloading operation, and has high unloading efficiency, safety and reliability.

Description

Automatic discharge rail car system

Technical Field

The invention relates to the technical field of material conveying, in particular to an automatic discharging rail car system.

Background

When some domestic mine enterprises transport and unload bulk materials such as ore on a railway, usually, a discharging pit is arranged on one side of a track in a discharging field, the edge of the discharging pit is far away from the center of the track, and a side-dumping railway vehicle is usually adopted for discharging in the discharging field, however, the following technical defects exist when the side-dumping operation is carried out: on one hand, a worker is required to manually operate the control valve at the side part of the side-dumping type dumping railway vehicle end to complete the extension of the side-dumping air cylinder or the hydraulic cylinder piston rod so as to realize the side-dumping and dumping action of the carriage, and the worker is required to operate the control valve again to complete the carriage resetting after the dumping is finished, so that the time and labor are wasted during dumping and the dumping efficiency is low by adopting the existing side-dumping type dumping railway vehicle; on the other hand, in the process of tipping and discharging of the existing side-tipping discharging railway vehicle, the combined gravity center of the vehicle deviates from the center of the vehicle body, so that the gravity center of the whole vehicle body is unbalanced and overturned and reversed in a discharging pit, and the discharging operation safety of the existing side-tipping discharging railway vehicle is poor.

Disclosure of Invention

The technical problem solved by the invention is as follows: the existing side-dumping type unloading railway vehicle wastes time and energy during unloading, has low unloading efficiency and poor unloading operation safety.

The invention provides an automatic unloading rail car system which comprises an automatic unloading rail car, a ground supporting rolling device and a concave unloading wheel rail, wherein the ground supporting rolling device is installed above the ground on two longitudinal sides of an unloading pit, the concave unloading wheel rail is laid below the middle part of the ground on two longitudinal ends of the unloading pit, rail car running rails are laid on the outer sides of two ends of the concave unloading wheel rail, the automatic unloading rail car comprises a car box and a bottom frame, the car box comprises two end walls and two side walls, two ends of the two end walls are respectively connected with two ends of the two side walls to form a four-sided box body with an upper opening and a lower opening, two horizontal supporting wing plates are symmetrically installed on the outer wall of the middle part of the two longitudinal sides of the two side walls, the bottom frame comprises a bottom plate and unloading wheels, the unloading wheels are installed in the middle part of the bottom surface of one end of the bottom plate, the other end of the bottom plate is hinged with the lower part of one end wall, the unloading wheels are matched with the concave unloading wheel rail and move along the concave unloading wheel rail, the horizontal supporting rolling device comprises a plurality of horizontal supporting seats and a plurality of horizontal supporting rollers, the horizontal supporting rollers are evenly distributed on two sides of the unloading pit, the horizontal supporting rollers are installed on the top of the horizontal supporting rollers, and the horizontal supporting rollers are used for supporting the horizontal supporting rollers.

The invention improves the existing side-turning type unloading railway vehicle into an automatic unloading railway vehicle system comprising an automatic unloading railway vehicle, a ground supporting rolling device and a concave unloading wheel track, and improves the existing side-turning type unloading scheme into a scheme of automatically and vertically opening and unloading along the concave unloading wheel track by utilizing the dead weight of the underframe of the automatic unloading railway vehicle, so that unmanned automatic unloading operation can be realized. The invention can be widely applied to various industrial enterprises needing to unload bulk materials, such as rail vehicles for transporting ores under mines, and the like, does not need to be provided with any power except for an automatic unloading rail drawn by a locomotive in the process of unloading the ores, has high unloading speed and can unload various ores below 1.5 cubic meters. The automatic unloading rail car is dragged from a rail car running rail at the left end into the left end of an unloading pit by a traction locomotive, on one hand, two horizontal support wing plates on two side walls of a carriage are supported by a ground support rolling device, the carriage rolls along the ground support rolling device, meanwhile, unloading wheels on a bottom plate of an underframe move forwards and downwards along a concave unloading wheel rail, one end of the bottom plate is gradually separated from the carriage due to the dead weight of the underframe and rotates through a hinge in the advancing process, the bottom plate moves obliquely downwards and forwards, meanwhile, bulk materials loaded on the bottom plate are unloaded in the unloading pit along with the bulk materials, the unloading wheels continue to move forwards and upwards along the concave unloading wheel rail after unloading is finished, and in the upwards advancing process, the underframe enables one end of the bottom plate to gradually turn upwards through a rising section of the concave unloading wheel rail and rotate through the hinge to be close to the bottom of the carriage until the bottom of the carriage is completely closed, then the automatic unloading rail car runs out of the right end of the concave unloading wheel rail car running rail car and then runs into the rail car running rail at the right end.

Furthermore, the direction in which the automatic discharge rail car enters the discharge pit adopts a hinge connection end as the front end.

Further, the direction in which the automatic discharge railcar enters the discharge pit employs a non-hinged connection end as a front end.

Furthermore, the concave unloading wheel track is a V-shaped unloading wheel track, the V-shaped unloading wheel track comprises a descending unloading section, a horizontal transition section and an ascending resetting section, the upper left end of the descending unloading section is located at the ground edge of the longitudinal left end of the unloading pit, the lower right end of the descending unloading section is connected with the left end of the horizontal transition section, the right end of the horizontal transition section is connected with the left end of the ascending resetting section, and the upper right end of the ascending resetting section is located at the ground edge of the longitudinal right end of the unloading pit.

The concave unloading wheel track is further arranged into a V-shaped unloading wheel track, when a tractor pulls an automatic unloading rail car from a rail car running track at the left end into the left end of an unloading pit, on one hand, two horizontal support wing plates on two side walls of a carriage are supported by a ground support rolling device and the carriage rolls along the ground support rolling device to move forwards, meanwhile, an unloading wheel on a bottom plate of an underframe firstly moves forwards and downwards along a descending unloading section of the V-shaped unloading wheel track, one end of the bottom plate is gradually separated from the carriage and obliquely moves downwards and forwards due to self weight and rotation of a hinge in the advancing process, meanwhile, bulk materials borne on the bottom plate are unloaded in the unloading pit along with the unloading wheel track, the unloading wheel continues to move forwards and upwards along a horizontal transition section and a rising reset section of the V-shaped unloading wheel track in sequence after unloading is finished, and in the upwards moving process, one end of the bottom plate is gradually overturned upwards by the rising reset section and is close to the carriage until the right end of the V-shaped unloading wheel track runs out of the rail car entering the right end, and then the rail car runs.

Further, the V-shaped unloading wheel track comprises a slash unloading left section, a straight line transition middle section and an upward convex arc line resetting right section, the slash unloading left section Duan Qingjiao is 30-60 degrees, the upper left end of the slash unloading left section is located at the ground edge of the longitudinal left end of the unloading pit, the lower right end of the slash unloading left section is connected with the left end of the straight line transition middle section, the right end of the straight line transition middle section is connected with the left end of the upward convex arc line resetting right section, and the upper right end of the upward convex arc line resetting right section is located at the ground edge of the longitudinal right end of the unloading pit.

The invention further sets the V-shaped unloading wheel track into a three-section unloading wheel combined track comprising a sloping unloading left section, a straight transition middle section and an upward camber line resetting right section, when a traction locomotive pulls an automatic unloading rail car from a rail car running track at the left end into the left end of an unloading pit, on one hand, two horizontal support wing plates on two side walls of the carriage are supported by a ground support rolling device and the carriage rolls along the ground support rolling device, meanwhile, an unloading wheel on a bottom plate of the underframe firstly forwards and downwards moves along the unloading sloping left section of the V-shaped unloading wheel track, one end of the bottom plate is gradually separated from the carriage and obliquely downwards and forwards moves due to the dead weight and the rotation of a hinge in the advancing process, meanwhile, bulk materials loaded on the bottom plate are unloaded in the unloading pit along the same, after the unloading wheel finishes, the unloading wheel continuously and forwards and upwards moves along the straight transition middle section and the camber line resetting right section of the V-shaped unloading wheel track in sequence, and the bottom of the bottom plate gradually upwards moves close to the right end of the unloading wheel combined track after the unloading wheel and the V-shaped unloading track are completely overturned.

Furthermore, the V-shaped unloading wheel track comprises an oblique line unloading left section, a straight line transition middle section and an oblique line resetting right section, wherein the oblique line unloading left section Duan Qingjiao is 30-60 degrees, the oblique line resetting right section has an oblique angle of 10-30 degrees, the upper left end of the oblique line unloading left section is located at the ground edge of the vertical left end of the unloading pit, the lower right end of the oblique line unloading left section is connected with the left end of the straight line transition middle section, the right end of the straight line transition middle section is connected with the left end of the oblique line resetting right section, and the upper right end of the oblique line resetting right section is located at the ground edge of the vertical right end of the unloading pit.

The invention further sets the V-shaped unloading wheel track into a three-section unloading wheel combined track comprising a slant line unloading left section, a straight line transition middle section and a slant line resetting right section, when a traction locomotive pulls an automatic unloading rail car from a rail car running track at the left end into the left end of an unloading pit, on one hand, two horizontal support wing plates on two side walls of the carriage are supported by a ground support rolling device and the carriage rolls along the ground support rolling device to move forwards, meanwhile, the unloading wheel on a bottom plate of an underframe firstly moves forwards and downwards along the slant line unloading left section of the V-shaped unloading wheel track, in the process of moving, the underframe gradually separates from the carriage due to self weight and rotation of a hinge, and moves forwards and forwards obliquely and forwards, meanwhile, bulk materials loaded on the bottom plate are unloaded in the unloading pit along the same, after unloading is finished, the unloading wheel continues to move forwards and upwards along the straight line transition middle section and the slant line resetting right section of the V-shaped unloading wheel track, in the process of moving upwards, and the underframe resets the right section through the slant line and rotates through the hinge to enable one end of the bottom plate to gradually turn upwards to be close to the right end of the unloading wheel combined track of the unloading wheel after the unloading track and the carriage enters the right end of the unloading wheel after the unloading track.

Further, V-arrangement uninstallation wheel track includes epirelief pitch arc uninstallation left side section, straight line transition middle section and epirelief pitch arc right side section that resets, epirelief pitch arc uninstallation left side Duan Zuo upper end is located the pit of unloading is indulged to left end ground edge, epirelief pitch arc uninstallation left side section right side lower extreme with straight line transition middle section left end links to each other, straight line transition middle section right-hand member with epirelief pitch arc right side section left end that resets links to each other, epirelief pitch arc right side upper right end that resets is located the vertical right-hand member ground edge of pit of unloading.

The invention further sets the V-shaped unloading wheel track into a three-section unloading wheel combined track comprising an upper camber line unloading left section, a straight transition middle section and an upper camber line resetting right section, when a traction locomotive pulls an automatic unloading rail car from a rail car running track at the left end into the left end of an unloading pit, on one hand, two horizontal support wing plates on two side walls of the carriage are supported by a ground support rolling device and the carriage rolls along the ground support rolling device, meanwhile, an unloading wheel on a bottom plate of an underframe firstly moves downwards along the upper camber line unloading left Duan Xiangqian of the V-shaped unloading wheel track, one end of the bottom plate is gradually separated from the carriage due to self weight and rotation of a hinge in the advancing process, the unloading wheel moves downwards in an inclined and downwards mode, meanwhile, scattered materials loaded on the bottom plate are unloaded in the unloading pit along the upper camber line, the unloading wheel continues to move upwards along the straight transition middle section and the camber line resetting right section of the V-shaped unloading wheel track in sequence after unloading, the unloading wheel track continues to move upwards along the straight transition middle section and the camber line resetting right section of the bottom plate and the arc line resetting right section of the unloading wheel until the unloading wheel enters the right end of the unloading track, and the unloading wheel combination track gradually moves upwards until the unloading wheel after the unloading track is completely close to the right end of the unloading track after the unloading track.

Furthermore, the V-shaped unloading wheel track comprises an upper convex arc unloading left section, a straight line transition middle section and a slash resetting right section, the slash resetting right section dip angle is 10 degrees to 30 degrees, the upper convex arc unloading left Duan Zuo upper end is located at the vertical left end ground edge of the unloading pit, the lower right end of the upper convex arc unloading left section is connected with the straight line transition middle section left end, the straight line transition middle section right end is connected with the slash resetting right section left end, and the slash resetting right section upper right end is located at the vertical right end ground edge of the unloading pit.

The invention further sets the V-shaped unloading wheel track into a three-section unloading wheel combined track comprising an upper convex arc unloading left section, a straight transition middle section and a diagonal resetting right section, when a traction locomotive pulls an automatic unloading rail car from a rail car running track at the left end into the left end of an unloading pit, on one hand, two horizontal support wing plates on two side walls of the carriage are supported by a ground support rolling device and the carriage rolls along the ground support rolling device, meanwhile, the unloading wheel on a bottom plate of the underframe firstly moves downwards along the upper convex arc unloading left Duan Xiangqian of the V-shaped unloading wheel track, one end of the bottom plate is gradually separated from the carriage due to self weight and rotation of a hinge in the advancing process, and moves downwards in an inclined mode, meanwhile, bulk materials loaded on the bottom plate are unloaded in the unloading pit along the upper convex arc unloading left Duan Xiangqian, after unloading is finished, the unloading wheel continues to move upwards along the straight transition middle section and the diagonal resetting right section of the V-shaped unloading wheel track in a forward mode, and in the process, the underframe returns to enable one end of the bottom plate to gradually turn upwards through the diagonal resetting right section through the hinge until the bottom of the unloading wheel combined track is completely close to the unloading wheel combined track after the unloading track, and the unloading wheel after the unloading track, and the unloading track of the carriage enters the right end of the unloading wheel.

Further, concave arc line uninstallation wheel track adopts concave arc line uninstallation wheel track down, concave arc line uninstallation wheel track down includes concave arc line decline uninstallation section, concave arc line horizontal transition section and concave arc line ascending reset section down, the upper left end of concave arc line decline uninstallation section is located the pit of unloading is indulged left end ground edge, the lower right end of concave arc line decline uninstallation section with the left end of concave arc line horizontal transition section links to each other, the right-hand member of concave arc line horizontal transition section with the left end of concave arc line ascending reset section links to each other, the upper right end of concave arc line ascending reset section is located the vertical right-hand member ground edge of pit of unloading.

The concave unloading wheel track is further arranged into a concave arc unloading wheel track comprising a concave arc descending unloading section, a concave arc horizontal transition section and a concave arc ascending reset section, when a traction locomotive pulls an automatic unloading rail car into the left end of a unloading pit from a rail car running track at the left end, on one hand, two horizontal support wing plates on two side walls of the carriage are supported by a ground support rolling device and the carriage rolls forward along the ground support rolling device, meanwhile, an unloading wheel on a bottom plate of an underframe firstly forwards and downwards travels along the concave arc descending unloading section of the concave arc unloading wheel track, during the traveling process, the bottom plate is gradually separated from the carriage due to self weight and rotation of a hinge, and obliquely downwards and forwards, meanwhile, bulk materials loaded on the bottom plate are unloaded in the unloading pit along the potential, after the unloading wheel finishes traveling, the unloading wheel continuously and upwards travels along the concave arc horizontal transition section and the concave arc ascending reset section of the concave arc descending unloading wheel track, and rotates along the concave arc ascending reset section of the concave arc ascending track, so that one end of the bottom plate gradually turns upwards and completely approaches the bottom end of the concave arc ascending unloading wheel track, and the concave arc ascending reset section of the concave arc ascending track, and the unloading wheel track are completely moved out of the unloading wheel.

Further, the opening angle of the hinged connection between the bottom plate and the lower part of one of the end walls is 45-65 degrees.

Furthermore, car couplers are arranged at the lower parts of the two ends of the two end walls.

The coupler is used for coupling other vehicles such as a traction locomotive and the like.

Furthermore, two groups of wheel pairs are uniformly distributed at the bottom of the bottom plate.

Drawings

Fig. 1 is a perspective view of a preferred embodiment of the present invention, which shows an automatic discharge railcar entering a discharge pit in an unloaded state.

Fig. 2 is a front perspective view of the embodiment shown in fig. 1.

Fig. 3 is a front view of the embodiment shown in fig. 1.

Fig. 4 is a front perspective view of the embodiment shown in fig. 1.

Fig. 5 is a front view of the embodiment shown in fig. 4, which shows a schematic diagram of the unloaded automatic unloading rail car leaving the unloading pit in the chassis resetting state, wherein one of the V-shaped unloading wheel rail schemes, namely, a slope unloading left section, a straight line transition middle section and an upward camber line resetting right section, are sequentially connected.

Fig. 6 is a schematic diagram of a scheme in which a second one of the V-shaped unloading wheel track schemes in the embodiment shown in fig. 1, namely, a three-section combined track of a diagonal unloading left section, a straight transition middle section and a diagonal resetting right section, is connected in sequence.

Fig. 7 is a schematic diagram of a scheme in which three combined tracks of a left section unloaded by an upward camber line, a middle section in straight line transition and a right section restored by an upward camber line are connected in sequence in the third scheme of the V-shaped unloading wheel track in the embodiment shown in fig. 1.

Fig. 8 is a schematic diagram of a scheme in which four combined tracks of the V-shaped unloading wheel track scheme in the embodiment shown in fig. 1, namely, three combined tracks of an upward camber line unloading left section, a straight line transition middle section and a diagonal line resetting right section, are connected in sequence.

Fig. 9 is a schematic view of the sequential connection scheme of the three-segment combined track of the unloading wheel track scheme of the concave arc line in the embodiment shown in fig. 1, namely the descending unloading section of the concave arc line, the horizontal transition section of the concave arc line and the ascending resetting section of the concave arc line.

Fig. 10 is a perspective view of the automatic discharge railcar according to the embodiment of fig. 1, showing a car and an underframe in a closed state.

Fig. 11 is a perspective view of the automatic discharge railcar according to the embodiment of fig. 1, showing a car body and an underframe in an open state.

Fig. 12 is a front view of the automatic discharge railcar in the embodiment shown in fig. 1.

Figure 13 is a right side view of the automatic discharge railcar according to the embodiment shown in figure 1.

Fig. 14 is a perspective view of the container in the embodiment shown in fig. 1.

Fig. 15 is a perspective view of the chassis in the embodiment of fig. 1.

Description of reference numerals:

1-automatic unloading rail car; 1.1-wagon box; 1.1.1-end wall; 1.1.2-side wall; 1.1.3-horizontal support wing plate; 1.1.4-car coupler; 1.2-underframe; 1.2.1-bottom plate; 1.2.2-unloading wheel; 1.2.3-wheel set; 1.2.4-hinge; 1.2.4.1-hinge; 2-ground support rolling means; 2.1-horizontal support seat; 2.2-horizontal support rollers; 3-concave unloading wheel track; 3.1-diagonal unloading of the left section; 3.2-straight line transition middle section; 3.3-resetting the right section of the convex arc line; 3.4-diagonal reset right segment; 3.5-unloading the left section by the upward convex arc line; 4-unloading pit.

Detailed Description

In order to make the aforementioned objects, features and advantages of the present invention comprehensible, embodiments accompanied with figures are described in detail below.

In the description of the present invention, it should be noted that terms such as "upper", "lower", "front", "rear", "left", "right", and the like in the embodiments indicate terms of orientation, and are used only for simplifying the positional relationship based on the drawings of the specification, and do not represent that the elements, devices, and the like indicated in the description must operate according to the specific orientation and the defined operation, method, and configuration, and such terms are not to be construed as limiting the present invention.

An automatic discharge rail car system provided by the embodiment of the invention is shown in fig. 1-5 and 10-15, and comprises an automatic discharge rail car 1, a ground support rolling device 2 and a concave discharge wheel rail 3, wherein the ground support rolling device 2 is installed above the ground at two longitudinal sides of a discharge pit 4, the concave discharge wheel rail 3 is laid below the middle part of the ground at two longitudinal ends of the discharge pit 4, rail car running rails are laid on the outer sides of two ends of the concave discharge wheel rail 3, the automatic discharge rail car 1 comprises a car box 1.1 and an underframe 1.2, the car box 1.1 comprises two end walls 1.1.1 and two side walls 1.1.2, two ends of the two end walls 1.1.1 are respectively connected with two ends of the two side walls 1.1.2 to form a four-sided box body with an upper opening and a lower opening, two horizontal supporting wing plates 1.1.3 are symmetrically arranged on the outer wall of the longitudinal middle part of each side wall 1.1.2, each bottom frame 1.2 comprises a bottom plate 1.2.1 and an unloading wheel 1.2.2, the middle part of the bottom surface of one end of each bottom plate 1.2.1 is provided with the unloading wheel 1.2.2, the other end of each bottom plate is connected with the lower part of each end wall 1.1.1 through a hinge 1.2.4, each unloading wheel 1.2.2 is matched with the corresponding concave unloading wheel track 3 and moves along the corresponding concave unloading wheel track 3, each ground supporting and rolling device 2 comprises a plurality of horizontal supporting seats 2.1 and a plurality of horizontal supporting rollers 2.2, the horizontal supporting seats 2.1 are distributed on two longitudinal sides of the unloading pit 4 in rows, the horizontal supporting rollers 2.2 are arranged at the top of the horizontal supporting seats 2.1, and the horizontal supporting wing plates 1.1.3 are used for supporting and assisting in rolling.

This embodiment will have the side formula of turning over to unload railway vehicle now and improve to contain automatic discharge railcar 1, the ground supports automatic discharge railcar system including rolling device 2 and spill uninstallation wheel track 3, with the improvement of the scheme of unloading of current side formula of turning over to utilize automatic discharge railcar 1's chassis 1.2 dead weight and along spill uninstallation wheel track 3 independently open the scheme of unloading perpendicularly, can realize unmanned automatic discharge operation, and this system overall structure is simple, the simple operation, it is efficient to unload, can save the human cost by a wide margin, can effectively promote automatic discharge railcar 1 operation security of unloading. The invention can be widely applied to various industrial enterprises needing to unload bulk materials, such as rail vehicles for transporting ores under mines, and the like, does not need to be provided with any power except for the automatic unloading rail vehicle 1 which needs to be drawn by a locomotive in the process of unloading the ores, has high unloading speed and can unload various ores below 1.5 cubic meters. According to the invention, an automatic unloading rail car 1 is dragged into the left end of an unloading pit 4 from a rail car running rail at the left end through a traction locomotive, on one hand, two horizontal support wing plates 1.1.3 on two side walls 1.1.2 of a car box 1.1 are supported through a ground support rolling device 2, and the car box 1.1 rolls along the ground support rolling device 2 to move forwards, meanwhile, unloading wheels 1.2.2 on a bottom plate 1.2.1 of the chassis 1.2 move forwards and downwards along a concave unloading wheel rail 3, during the moving process, due to the dead weight of the chassis 1.2.2 and the rotation of hinges 1.2.4, one end of the bottom plate 1.2.1 is gradually separated from the car box 1.1 and moves forwards obliquely and downwards, meanwhile, bulk materials loaded on the bottom plate 1.2.1 are unloaded in the unloading pit 4 along with the gravity, after the unloading is finished, the unloading wheels 1.2.2 continue to move forwards and upwards along the concave unloading wheel rail 3, during the upwards, and after the unloading is finished, the unloading wheels run through the ascending section of the concave unloading wheel rail track 3 and rotate through the hinges, the concave unloading wheel rail track, the right end of the concave unloading wheel and the right end of the unloading track, the unloading wheel is gradually closed, and the unloading wheel of the unloading track, and the unloading wheel of the unloading wheel are closed track, and the unloading track.

Optionally, the direction of the automatic discharge railcar 1 entering the discharge pit 4 employs a hinge 1.2.4 connection end as a front end.

Optionally, the direction of entry of the automatic discharge railcar 1 into the discharge pit 4 employs a non-hinged 1.2.4 connection end as a front end.

Alternatively, as shown in fig. 1 to 8, the concave unloading wheel track 3 is a V-shaped unloading wheel track, and the V-shaped unloading wheel track includes a descending unloading section, a transition section and an ascending reset section, the upper left end of the descending unloading section is located at the ground edge of the longitudinal left end of the unloading pit 4, the lower right end of the descending unloading section is connected with the left end of the transition section, the right end of the transition section is connected with the left end of the ascending reset section, and the upper right end of the ascending reset section is located at the ground edge of the longitudinal right end of the unloading pit 4.

In the embodiment, the concave unloading wheel track 3 is further arranged into a V-shaped unloading wheel track, when the tractor pulls the automatic unloading rail car 1 from the running track of the rail car at the left end into the left end of the unloading pit 4, on one hand, the ground support rolling device 2 supports two horizontal support wing plates 1.1.3 on two side walls 1.1.2 of the carriage 1.1 and enables the carriage 1.1 to roll forward along the ground support rolling device 2, meanwhile, the unloading wheels 1.2.2 on the bottom plate 1.2.1 of the underframe 1.2 firstly move forward and downward along the descending unloading section of the V-shaped unloading wheel track, and in the process of moving, the underframe rotates through the hinge 1.2.4 due to dead weight so that one end of the bottom plate 1.2.1 is gradually separated from the carriage 1.1 and moves obliquely and downward and forward, meanwhile, the bulk materials borne on the bottom plate 1.2.1 are unloaded in the unloading pit 4 along with the bulk materials, the unloading wheels 1.2.2 continue to move forwards and upwards along the horizontal transition section and the ascending reset section of the V-shaped unloading wheel track in sequence after unloading is finished, and in the process of moving upwards, the underframe 1.2.1 gradually turns upwards to be close to the compartment 1.1 through the ascending reset section and rotates through the hinge 1.2.4 until the underframe is completely closed with the bottom of the compartment 1.1, then the underframe moves out of the right end of the V-shaped unloading wheel track and then enters the rail car running track at the right end.

Optionally, as shown in fig. 1-5, the V-shaped unloading wheel track includes a slant unloading left section 3.1, a straight transition middle section 3.2, and an upward convex arc line resetting right section 3.3, a slant unloading left section 3.1 inclination angle is 30 degrees to 60 degrees, the slant unloading left section 3.1 upper left end is located at the unloading pit 4 vertical left end ground edge, the slant unloading left section 3.1 lower right end is connected with the straight transition middle section 3.2 left end, the straight transition middle section 3.2 right end is connected with the upward convex arc line resetting right section 3.3 left end, the upward convex arc line resetting right section 3.3 upper right end is located at the unloading pit 4 vertical right end ground edge.

In this embodiment, the V-shaped unloading wheel track is further configured to be a three-section unloading wheel combined track including a diagonal unloading left section 3.1, a straight transition middle section 3.2 and an upward camber line reset right section 3.3, when the tractor pulls the automatic unloading railcar 1 from the railcar running track at the left end into the left end of the unloading pit 4, on one hand, the two horizontal support wing plates 1.1.3 on the two side walls 1.1.2 of the railcar 1.1 are supported by the ground support rolling device 2 and the railcar 1.1 rolls along the ground support rolling device 2, and at the same time, the unloading wheel 1.2.2 on the bottom plate 1.2.1 of the underframe 1.2 is firstly moved forward and downward along the diagonal unloading left section 3.1 of the V-shaped unloading wheel track, during the traveling, the underframe 1.2 is rotated by the hinge 1.2.4 due to its own weight, so that one end of the bottom plate 1.2.1 is gradually separated from the railcar running track and moved forward obliquely and downward, and while the potential materials loaded on the bottom plate 1.2.1 are also rotated by the hinge 1.4, so that the straight unloading wheel and the unloading wheel is moved forward after the unloading wheel runs along the straight unloading track, and the straight transition right end of the straight unloading wheel 1.2.1.2 is completely returned by the upper camber line 3.1.2, and the upper camber line 3.2, and the unloading wheel 1.2, so that the unloading wheel 1 is moved forward, and the unloading wheel 1.2, and the unloading wheel is moved forward, and the unloading wheel is moved upward, and the unloading wheel is moved forward, and the unloading wheel 1.2 is moved upward.

Optionally, as shown in fig. 6, the V-shaped unloading wheel track includes a slant unloading left section 3.1, a straight transition middle section 3.2, and a slant resetting right section 3.4, where an inclination angle of the slant unloading left section 3.1 is 30 degrees to 60 degrees, an inclination angle of the slant resetting right section 3.4 is 10 degrees to 30 degrees, a left upper end of the slant unloading left section 3.1 is located at a vertical left end ground edge of the unloading pit 4, a right lower end of the slant unloading left section 3.1 is connected with a left end of the straight transition middle section 3.2, a right end of the straight transition middle section 3.2 is connected with a left end of the slant resetting right section 3.4, and a right upper end of the slant resetting right section 3.4 is located at a vertical right end ground edge of the unloading pit 4.

In this embodiment, the V-shaped unloading wheel track is further configured to be a three-section unloading wheel combined track including a diagonal unloading left section 3.1, a straight transition middle section 3.2 and a diagonal resetting right section 3.4, when the tractor pulls the automatic unloading railcar 1 from the railcar running track at the left end into the left end of the unloading pit 4, on one hand, the two horizontal support wing plates 1.1.3 on the two side walls 1.1.2 of the railcar 1.1 are supported by the ground support rolling device 2 and the railcar 1.1 rolls along the ground support rolling device 2 to advance, meanwhile, the unloading wheel 1.2.2 on the bottom plate 1.2.1 of the underframe 1.2 is firstly moved forward and downward along the diagonal unloading left section 3.1 of the V-shaped unloading wheel track, during the advancing process, the underframe 1.2 is rotated by its own weight through the hinge 1.2.4 so that one end of the bottom plate 1.2.1 is gradually separated from the railcar 1.1.1 and moved obliquely downward, and at the same time, while the loose materials loaded on the bottom plate 1.2.1 are moved forward and are moved through the diagonal unloading wheel 1.4 hinge after the straight unloading wheel track is completely returned to the right end of the railcar running through the diagonal unloading wheel 1.2, so that the unloading wheel 1.2 is moved upward and the straight unloading wheel 1.2 and the straight unloading track is moved forward, and the unloading wheel 1.2 is moved forward, and the straight unloading wheel 1.2 is moved through the diagonal unloading track, and the straight unloading wheel 1.4.

Optionally, as shown in fig. 7, the V-shaped unloading wheel track includes an upper convex arc unloading left section 3.5, a straight line transition middle section 3.2, and an upper convex arc resetting right section 3.3, the upper left end of the upper convex arc unloading left section 3.5 is located at the vertical left end ground edge of the unloading pit 4, the lower right end of the upper convex arc unloading left section 3.5 is connected with the straight line transition middle section 3.2 left end, the straight line transition middle section 3.2 right end is connected with the upper convex arc resetting right section 3.3 left end, and the upper right end of the upper convex arc resetting right section 3.3 is located at the vertical right end ground edge of the unloading pit 4.

In this embodiment, the V-shaped unloading wheel track is further configured to be a three-section unloading wheel combined track including an upper camber line unloading left section 3.5, a straight transition middle section 3.2 and an upper camber line resetting right section 3.3, when the tractor pulls the automatic unloading railcar 1 from the railcar running track at the left end into the left end of the unloading pit 4, on one hand, the two horizontal support wing plates 1.1.3 on the two side walls 1.1.2 of the railcar 1.1 are supported by the ground support rolling device 2 and the railcar 1.1 rolls along the ground support rolling device 2, meanwhile, the unloading wheel 1.2.2 on the bottom plate 1.2.1 of the underframe 1.2 is firstly moved forward and downward along the upper camber line unloading left section 3.5 of the V-shaped unloading wheel track, during the traveling process, the underframe 1.2 is rotated by the hinge 1.2.4 due to its own weight, so that one end of the bottom plate 1.2.1 is gradually separated from the railcar 1.1 and moved forward obliquely and downward, and at the loose materials loaded on the bottom plate 1.1.1 are also rotated by the straight transition left end of the upper camber line unloading wheel and the upper camber line unloading wheel 2.2 after the trailer is moved forward, and the unloading wheel is moved forward until the unloading wheel is moved completely returned by the straight transition right section 1.2.2, and the straight unloading wheel 1.2, after the unloading track, the unloading wheel is moved forward, and the unloading track, and the unloading wheel is moved forward, and the unloading track is moved forward by the straight unloading wheel 1.2.

Optionally, as shown in fig. 8, the V-shaped unloading wheel track includes an upper convex arc unloading left section 3.5, a straight transition middle section 3.2, and a slant resetting right section 3.4, the slant resetting right section 3.4 inclination is 10 degrees to 30 degrees, the upper convex arc unloading left section 3.5 upper left end is located the unloading pit 4 vertical left end ground edge, the upper convex arc unloading left section 3.5 lower right end is connected with the straight transition middle section 3.2 left end, the straight transition middle section 3.2 right end is connected with the slant resetting right section 3.4 left end, the slant resetting right section 3.4 upper right end is located the unloading pit 4 vertical right end ground edge.

In this embodiment, the V-shaped unloading wheel track is further configured to be a three-section unloading wheel combined track including an upper camber line unloading left section 3.5, a straight transition middle section 3.2 and a diagonal resetting right section 3.4, when the tractor pulls the automatic unloading railcar 1 from the railcar running track at the left end into the left end of the unloading pit 4, on one hand, the two horizontal support wing plates 1.1.3 on the two side walls 1.1.2 of the railcar 1.1 are supported by the ground support rolling device 2 and the railcar 1.1 rolls along the ground support rolling device 2, and at the same time, the unloading wheel 1.2.2 on the bottom plate 1.2.1 of the underframe 1.2 is firstly moved forward and downward along the upper camber line unloading left section 3.5 of the V-shaped unloading wheel track, during the traveling, the underframe 1.2 is rotated by the hinge 1.2.4 due to its own weight, so that one end of the bottom plate 1.2.1 is gradually separated from the railcar 1.1.1 and moved forward obliquely, and while the loose materials loaded on the bottom plate 1.2.1 are also rotated by the hinge 1.4 in the straight line unloading wheel and the straight transition right end of the unloading wheel after the unloading track is moved forward, and the unloading wheel is moved by the diagonal resetting right end of the straight unloading wheel 1.2.4, so that the unloading wheel 1.1.2.

Optionally, as shown in fig. 9, concave arc unloading wheel track 3 adopts concave arc unloading wheel track, concave arc unloading wheel track includes concave arc decline uninstallation section, concave arc horizontal transition section and concave arc ascending reset section, the upper left end of concave arc decline uninstallation section is located the pit of unloading 4 indulges left end ground edge, the lower right end of concave arc decline uninstallation section with the left end of concave arc horizontal transition section links to each other, the right-hand member of concave arc horizontal transition section with the left end of concave arc ascending reset section links to each other, the upper right end of concave arc ascending reset section is located the vertical right-hand member ground edge of pit of unloading 4.

In this embodiment, the concave unloading wheel track 3 is further set as a concave arc unloading wheel track, when the tractor pulls the automatic unloading rail car 1 from the rail car running track at the left end into the left end of the unloading pit 4, on one hand, the ground support rolling device 2 supports the two horizontal support wing plates 1.1.3 on the two side walls 1.1.2 of the wagon box 1.1 and makes the wagon box 1.1 roll forward along the ground support rolling device 2, at the same time, the unloading wheels 1.2.2 on the bottom plate 1.2.1 of the underframe 1.2 firstly move forward and downward along the concave arc unloading section of the concave arc unloading wheel track, during the process of moving, the underframe 1.2 gradually separates from the wagon box 1.1 at one end of the bottom plate 1.2.1 due to the dead weight and the rotation of the hinge 1.2.4 and moves obliquely downward and forward, meanwhile, the bulk materials borne on the bottom plate 1.2.1 are unloaded in the unloading pit 4 along with the bulk materials, the unloading wheel 1.2.2 continues to move forwards and upwards along the horizontal transition section of the concave arc line and the ascending reset section of the concave arc line unloading wheel track in sequence after unloading is finished, and in the process of moving upwards, the bottom frame 1.2.1 gradually turns upwards to be close to the compartment 1.1 through the ascending reset section of the concave arc line and the rotation of the hinge 1.2.4 until the bottom plate is completely closed with the bottom of the compartment 1.1, then the bottom plate moves out of the right end of the concave arc line unloading wheel track and then enters the rail car running track at the right end.

Alternatively, as shown in fig. 1-5 and 11, the opening angle of the hinge 1.2.4 connection between the base plate 1.2.1 and the lower part of one of the end walls 1.1.1 is 45 to 65 degrees.

Optionally, as shown in fig. 1-5 and 10-14, the lower parts of the two ends of the two end walls 1.1.1 are respectively provided with a coupler 1.1.4.

The coupler 1.1.4 is used for coupling and towing other vehicles such as locomotives.

Optionally, as shown in fig. 1 to 5, 10 to 13 and 15, two sets of wheel pairs 1.2.3 are uniformly distributed at the bottom of the bottom plate 1.2.1.

While the present invention has been described with reference to the preferred embodiments, it is not to be so limited. Those skilled in the art can make various permutations and combinations of the above-described preferred embodiments and form a complete solution without departing from the spirit and scope of the present invention, which is defined by the claims.

Claims (10)

1. An automatic unloading rail car system is characterized by comprising an automatic unloading rail car (1), a ground supporting rolling device (2) and a concave unloading wheel track (3), wherein the ground supporting rolling device (2) is installed above the ground at the longitudinal two sides of an unloading pit (4), the concave unloading wheel track (3) is laid below the middle part of the ground at the longitudinal two ends of the unloading pit (4), rail car running tracks are laid on the outer sides of the two ends of the concave unloading wheel track (3), the automatic unloading rail car (1) comprises a car box (1.1) and a bottom frame (1.2), the car box (1.1) comprises two end walls (1.1.1) and two side walls (1.1.2), the two ends of the end walls (1.1.1) are respectively connected with the two ends of side walls (1.1.2) to form a four-side box body with an upper opening and a lower opening, two horizontal supporting wing plates (1.1.3.3) are symmetrically arranged on the middle part of the longitudinal outer walls of the two side walls (1.1.1.2) and form a plurality of horizontal supporting wing plates (1.2), the concave unloading wheel supporting wheels (1.2) are connected with the bottom plate (1.2), and a plurality of the concave unloading wheel (1.2) and a plurality of the unloading wheel (1.2) are connected with the bottom plate (1.2) and a plurality of the unloading wheel supporting wheels (1.2), the unloading wheel (1.2) and the unloading wheel (1.2) are arranged between the bottom plate) and the horizontal supporting wheels (1.2), a plurality of horizontal support seat (2.1) divide two lines of equipartitions to be in the vertical both sides of pit of unloading (4), horizontal support seat (2.1) top is equipped with horizontal support gyro wheel (2.2), it is a plurality of horizontal support gyro wheel (2.2) are used for supporting horizontal support pterygoid lamina (1.1.3).

2. The automatic discharge rail car system according to claim 1, wherein the concave discharge wheel rail (3) is a V-shaped discharge wheel rail comprising a descending discharge section, a horizontal transition section and an ascending reset section, the left upper end of the descending discharge section is located at the ground edge of the longitudinal left end of the discharge pit (4), the right lower end of the descending discharge section is connected with the left end of the horizontal transition section, the right end of the horizontal transition section is connected with the left end of the ascending reset section, and the right upper end of the ascending reset section is located at the ground edge of the longitudinal right end of the discharge pit (4).

3. The automatic discharge railcar system according to claim 2, wherein the V-shaped discharge wheel track comprises a slash discharge left section (3.1), a straight line transition middle section (3.2) and an upward convex arc reset right section (3.3), the slash discharge left section (3.1) has an inclination angle of 30 to 60 degrees, the upper left end of the slash discharge left section (3.1) is located at the vertical left end ground edge of the discharge pit (4), the lower right end of the slash discharge left section (3.1) is connected to the left end of the straight line transition middle section (3.2), the right end of the straight line transition middle section (3.2) is connected to the left end of the upward convex arc reset right section (3.3), and the upper right end of the upward convex arc reset right section (3.3) is located at the vertical right end ground edge of the discharge pit (4).

4. The automatic discharge railcar system according to claim 2, wherein the V-shaped discharge wheel track comprises a slash discharge left section (3.1), a slash transition middle section (3.2) and a slash reset right section (3.4), the slash discharge left section (3.1) has an inclination angle of 30 to 60 degrees, the slash reset right section (3.4) has an inclination angle of 10 to 30 degrees, the upper left end of the slash discharge left section (3.1) is located at the vertical left end ground edge of the discharge pit (4), the lower right end of the slash discharge left section (3.1) is connected to the left end of the slash transition middle section (3.2), the right end of the slash transition middle section (3.2) is connected to the left end of the slash reset right section (3.4), and the upper right end of the slash reset right section (3.4) is located at the vertical right end ground edge of the discharge pit (4).

5. The automatic discharge railcar system according to claim 2, wherein said V-shaped discharge wheel track comprises an upper convex arc discharge left section (3.5), a straight transition middle section (3.2) and an upper convex arc reset right section (3.3), said upper convex arc discharge left section (3.5) upper left end being located at said discharge pit (4) longitudinal left end ground edge, said upper convex arc discharge left section (3.5) lower right end being connected to said straight transition middle section (3.2) left end, said straight transition middle section (3.2) right end being connected to said upper convex arc reset right section (3.3) left end, said upper convex arc reset right section (3.3) upper right end being located at said discharge pit (4) longitudinal right end ground edge.

6. The automatic discharge railcar system according to claim 2, wherein said V-shaped discharge wheel track comprises an upper convex arc discharge left section (3.5), a straight line transition middle section (3.2) and a slope reset right section (3.4), said slope reset right section (3.4) having an inclination angle of 10 to 30 degrees, said upper left end of said upper convex arc discharge left section (3.5) being located at said discharge pit (4) longitudinal left end ground edge, said lower right end of said upper convex arc discharge left section (3.5) being connected to said straight line transition middle section (3.2) left end, said straight line transition middle section (3.2) right end being connected to said slope reset right section (3.4) left end, said upper right end of said slope reset right section (3.4) being located at said discharge pit (4) longitudinal right end ground edge.

7. The automatic unloading rail car system according to claim 1, wherein the concave unloading wheel track (3) adopts a concave arc unloading wheel track, the concave arc unloading wheel track comprises a concave arc descending unloading section, a concave arc horizontal transition section and a concave arc ascending reset section, the upper left end of the concave arc descending unloading section is located at the vertical left end ground edge of the unloading pit (4), the lower right end of the concave arc descending unloading section is connected with the left end of the concave arc horizontal transition section, the right end of the concave arc horizontal transition section is connected with the left end of the concave arc ascending reset section, and the upper right end of the concave arc ascending reset section is located at the vertical right end ground edge of the unloading pit (4).

8. The automatic discharge railcar system according to claim 1, wherein an opening angle of a hinge (1.2.4) connection between said bottom plate (1.2.1) and a lower portion of said end wall (1.1.1) is 45 to 65 degrees.

9. The automatic discharge railcar system according to claim 1, wherein a direction in which said automatic discharge railcar (1) enters said discharge pit (4) employs a hinge (1.2.4) connection end as a front end.

10. The automatic discharge railcar system according to claim 1, wherein a direction of said automatic discharge railcar (1) into said discharge pit (4) employs a non-hinged (1.2.4) connection end as a front end.

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