Stored ballast backfilling device for screen cleaning vehicle

Abstract

The utility model discloses a ballast storage backfilling device for a screen cleaning vehicle, which is mounted on a frame of the screen cleaning vehicle and comprises a ballast storage backfilling mechanism and a vibrating screen. The stored ballast backfilling mechanism comprises a lower ballast hopper and an upper ballast hopper; a new ballast conveying belt is arranged at the feeding end of the ballast feeding hopper and used for conveying new ballast transferred by the material transport vehicle to the ballast storage backfilling mechanism. A backfilling conveying belt is arranged at the discharging end of the ballast discharging hopper and used for throwing the clean railway ballast to a line for backfilling. The vibrating screen is used for separating the mixed ballasts into dirty soil and clean railway ballasts, a mixed ballast conveying belt is arranged at the feeding end of the vibrating screen, and the mixed ballast conveying belt is used for conveying the mixed ballasts excavated by the screen cleaning vehicle from a ballast bed to the vibrating screen; one discharging end of the vibrating screen is connected with the feeding end of the ballast discharging hopper, and the vibrating screen is used for conveying the separated clean railway ballast to the ballast storage backfilling mechanism; and a dirty soil conveying belt is arranged at the other discharging end of the vibrating screen and used for finally throwing the separated dirty soil to the two sides of the line or transferring the separated dirty soil to a material transport vehicle.

Description

TECHNICAL FIELD

[0001] The utility model relates to railway engineering machinery technical field, specifically come to be a kind of for ballast car's storage ballast backfill device. BACKGROUND

[0002] After railway mechanized screening, ramming operation, line ballast supplement operation is often needed, usually the ballast in the side slope or track center area is supplemented to the pick hole or track center ballast shortage area. Because the operation distance is generally long, the ballast quantity is much, the ballast supplement task is huge, the current artificial ballast supplement method is low in efficiency, and the operation process is high in danger, which is not conducive to personnel safety.

[0003] In order to adapt to the need of rapid ballast supplement, it is proposed to adopt the material transport vehicle widely used on railway and the screening car to be connected for operation, and it is imminent to develop a storage ballast backfill device suitable for the new operation mode of the screening car and the material transport vehicle. UTILITY MODEL CONTENT

[0004] In view of the defects in the prior art, the purpose of the utility model is to provide a storage ballast backfill device for a screening car, to overcome the problems of slow speed, low operation efficiency and low safety of the current artificial ballast supplement operation of each railway maintenance section. Responding to the development policy of high efficiency and reliability of large-scale railway maintenance machinery, the railway ballast supplement operation is safer and more humanized, the number of employees is reduced, the labor is reduced, the quality is improved and the efficiency is increased.

[0005] To achieve the above purpose, the technical scheme adopted by the utility model is: a storage ballast backfill device for a screening car, installed on the frame of the screening car, comprising a storage ballast backfill mechanism and a vibrating screen; the storage ballast backfill mechanism comprises a lower ballast hopper installed on the frame of the screening car and an upper ballast hopper arranged on the lower ballast hopper; the feeding end of the upper ballast hopper is provided with a new ballast conveyor belt, and the new ballast conveyor belt is used to convey the new ballast transported by the material transport vehicle to the storage ballast backfill mechanism; the discharging end of the lower ballast hopper is provided with a backfill conveyor belt, and the backfill conveyor belt is used to throw clean ballast to the line backfill; the vibrating screen is used to separate the mixed ballast into contaminated soil and clean ballast, and the feeding end of the vibrating screen is provided with a mixed ballast conveyor belt, which is used to convey the mixed ballast dug up from the ballast bed by the screening car to the vibrating screen; one of the discharging ends of the vibrating screen is connected with the feeding end of the lower ballast hopper, for conveying the separated clean ballast to the storage ballast backfill mechanism; the other discharging end of the vibrating screen is provided with a contaminated soil conveyor belt, which is used to throw the separated contaminated soil to the two sides of the line or transport it to the material transport vehicle.

[0006] On the basis of the above technical scheme, the upper ballast bucket is in an n-shaped structure with an open upper end, comprising two oppositely arranged upper bucket bodies, and the upper ends of the two upper bucket bodies are connected through a connecting body; the inside of the upper bucket body has a channel, and the channel is used for guiding the new ballast transported by the new ballast conveying belt to the lower ballast bucket; the two upper bucket bodies have a gap for arranging the mixed ballast conveying belt.

[0007] On the basis of the above technical scheme, the inner bottom wall of the connecting body is upwardly raised to form a first guide part in an inverted V shape, which is used for guiding the new ballast to the channel.

[0008] On the basis of the above technical scheme, the outer side of the upper ballast bucket is provided with a first outer frame, and the lower end of the first outer frame is provided with a first mounting support for connecting the lower ballast bucket, and the upper end of the first outer frame is provided with an ear and a second mounting support for connecting the new ballast conveying belt.

[0009] On the basis of the above technical scheme, the lower ballast bucket is located directly below the upper ballast bucket and is composed of a bottom plate, a back plate and two side plates, and the front side of the lower ballast bucket is opposite to one of the discharge ends of the vibrating screen; the bottom plate is provided with two discharge openings corresponding to the upper bucket bodies.

[0010] On the basis of the above technical scheme, the bottom plate is upwardly raised at a position between the two discharge openings to form a second guide part in an inverted V shape, which is used for guiding the new ballast and clean ballast to the backfill conveying belt; the side plate is provided with a gate for maintenance and an observation window for observing the storage capacity of ballast.

[0011] On the basis of the above technical scheme, the outer side of the lower ballast bucket is provided with a second outer frame, and the upper end of the second outer frame is provided with a third mounting support for connecting the upper ballast bucket, and the lower end of the second outer frame is provided with a fourth mounting support for connecting the vehicle frame.

[0012] On the basis of the above technical scheme, the upper sides of the two discharge openings are respectively provided with a ballast distribution device for adjusting the flow of ballast, and the ballast distribution device comprises a driving oil cylinder, a rotating shaft and a ballast distribution plate; the cylinder body of the driving oil cylinder is installed on the outer side of the back plate through a support seat; one end of the rotating shaft is connected with the corresponding side plate through a mounting seat, and the other end of the rotating shaft is connected with the piston rod of the driving oil cylinder through a crank arm after penetrating through the back plate; the ballast distribution plate is arranged at the outlet of the corresponding channel and is connected with the rotating shaft through a connecting fork.

[0013] On the basis of the above technical scheme, the backfill conveying belt is provided with two lower sides of the two discharge openings, and the inner cavity of the vehicle frame is provided between the backfill conveying belt and the discharge opening, the upper end opening of the inner cavity is connected with the corresponding discharge opening, and the lower end opening of the inner cavity is provided with a guide plate.

[0014] The beneficial effects of the present application are as follows:

[0015] In the screening operation of the screening car, the technical scheme of the ballast storage backfilling device, through the split of the ballast bucket and the unique design of the trousers-shaped model, the existing vibrating screen, ballast conveying belt, contaminated soil conveying belt and backfilling conveying belt of the screening car are cleverly arranged, and a new ballast conveying belt is added. Thus, the screening car and the material transport car are connected and operated together, a new mode of mechanized screening and joint operation is provided for the railway department, the new ballast can be supplemented in time in the screening process, the process of supplementing ballast by manual or other mechanical equipment after screening is avoided, the labor intensity is reduced, and the comprehensive operation efficiency of the screening car is improved. BRIEF DESCRIPTION OF DRAWINGS

[0016] Figure 1 FIG. 1 is a structure schematic view of a ballast storage backfilling device for a screening car in an embodiment of the present application;

[0017] Figure 2 FIG. 2 is a structure schematic view of a ballast storage backfilling mechanism in an embodiment of the present application;

[0018] Figure 3 FIG. 3 is a structure schematic view of an upper ballast bucket in an embodiment of the present application;

[0019] Figure 4 FIG. 4 is a structure schematic view of a lower ballast bucket in an embodiment of the present application;

[0020] Figure 5 FIG. 5 is a structure schematic view of a ballast separating device in an embodiment of the present application;

[0021] Figure 6 FIG. 6 is a structure schematic view of a backfilling conveying belt in an embodiment of the present application;

[0022] Figure 7 FIG. 7 is a method flow chart of the ballast storage backfilling device for the screening car in an embodiment of the present application.

[0023] REFERENCE SIGNS:

[0024] 1-carriage; 11-inner cavity; 12-guide plate;

[0025] 2 - ballast storage backfill mechanism; 21 - upper ballast bucket; 211 - upper bucket body; 2111 - passage; 212 - gap; 213 - connecting body; 2131 - first guide part; 214 - first outer frame; 2141 - first mounting support; 2142 - second mounting support; 2143 - lifting lug; 22 - lower ballast bucket; 221 - bottom plate; 2211 - discharge opening; 2212 - second guide part; 222 - side plate; 2221 - gate; 2222 - observation window; 223 - back plate; 224 - second outer frame; 2241 - third mounting support; 2242 - fourth mounting support; 225 - ballast separating device; 2251 - rotating shaft; 2252 - mounting seat; 2253 - ballast separating plate; 2254 - connecting fork; 2255 - drive oil cylinder; 2256 - support seat; 2257 - crank arm;

[0026] 3 - new ballast conveying belt; 4 - backfill conveying belt; 5 - vibrating screen; 6 - mixed ballast conveying belt; 7 - contaminated soil conveying belt. DETAILED DESCRIPTION

[0027] The embodiments of the present application are described in detail below, and the embodiments are shown in the drawings, wherein the same or similar notations represent the same or similar elements or elements having the same or similar functions throughout.

[0028] In the description of the present application, it should be noted that, for the orientation words, such as the terms "center", "transverse (X)", "longitudinal (Y)", "vertical (Z)", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", and the like indicate the orientation and positional relationship based on the orientation or positional relationship shown in the drawings, and are only for the convenience of describing the present application and simplifying the description, and cannot be understood as indicating or implying that the devices or elements referred to must have a particular orientation, be constructed and operated in a particular orientation, and cannot be understood as limiting the specific protection scope of the present application.

[0029] In addition, the terms "first", "second" are only used for description purposes, and cannot be understood as indicating or implying relative importance or implicitly indicating the number of technical features. Therefore, the "first", "second" features can explicitly or implicitly include one or more features, and in the description of the present application, the meaning of "several", "several" is two or more than two, unless otherwise explicitly specified.

[0030] The technical scheme of the present application and its beneficial effects will be clearer and more explicit through the further description of the specific embodiments of the present application in combination with the drawings of the specification. The description of the embodiments below is exemplary and is intended to explain the present application, and cannot be understood as limiting the present application.

[0031] Referring to Figure 1 and Figure 2 As shown in the utility model embodiment provides a kind of for ballast cleaning car's storage backfill device, install on ballast cleaning car frame 1, including storage backfill mechanism 2 and vibrating screen 5;

[0032] Storage backfill mechanism 2 includes the lower ballast bucket 22 being installed on ballast cleaning car frame 1 and the upper ballast bucket 21 being arranged on lower ballast bucket 22;Storage backfill mechanism adopts split design to be the upper ballast bucket and lower ballast bucket structure, advantage is after disassembling upper ballast bucket, it can disassemble mixed ballast conveyor belt, and it is convenient to overhaul and disassemble.

[0033] The feeding end of upper ballast bucket 21 is provided with new ballast conveyor belt 3, and the new ballast conveyor belt 3 is used to convey the new ballast transferred by material transport vehicle to storage backfill mechanism 2.

[0034] The discharging end of lower ballast bucket 22 is provided with backfill conveyor belt 4, and the backfill conveyor belt 4 is used to throw clean ballast to line backfill.

[0035] Vibrating screen 5 is used to separate mixed ballast into contaminated soil and clean ballast, and the feeding end of vibrating screen 5 is provided with mixed ballast conveyor belt 6, and the mixed ballast conveyor belt 6 is used to convey the mixed ballast dug up from ballast bed by ballast cleaning car to vibrating screen 5.

[0036] One of the discharging ends of vibrating screen 5 is connected with the feeding end of lower ballast bucket 22, for conveying the separated clean ballast to storage backfill mechanism 2.

[0037] The other discharging end of vibrating screen 5 is provided with contaminated soil conveyor belt 7, and the contaminated soil conveyor belt 7 is used to throw the separated contaminated soil to the side of line or transfer to material transport vehicle.

[0038] Referring to Figure 3 As shown in the utility model embodiment, upper ballast bucket 21 is n-shaped structure with open upper end, including two oppositely arranged upper bucket bodies 211, and the upper ends of the two upper bucket bodies 211 are connected through connecting body 213;The inside of upper bucket body 211 has channel 2111, and channel 2111 is used to guide the new ballast transferred by new ballast conveyor belt 3 to lower ballast bucket 22;There is gap 212 between the two upper bucket bodies 211 for arranging mixed ballast conveyor belt 6. Specifically, the inner bottom wall of connecting body 213 is upwardly raised to form inverted V-shaped first guide portion 2131, for guiding new ballast to channel 2111. The outer side of upper ballast bucket 21 is provided with first outer frame 214, and the lower end of first outer frame 214 is provided with first mounting support 2141 for connecting lower ballast bucket 22, and the upper end of first outer frame 214 is provided with lifting lug 2143 and second mounting support 2142 for connecting new ballast conveyor belt 3. In the embodiment, the two channels are left-right symmetrical channel one and channel two, and channel one and channel two guide the new ballast transferred by the new ballast conveyor belt to the lower ballast bucket.

[0039] Referring to Figure 4 As shown in the drawings, the lower ballast hopper 22 is located directly below the upper ballast hopper 21 and is composed of a bottom plate 221, a back plate 223 and two side plates 222, and the front side of the lower ballast hopper 22 is opposite to one of the discharge ends of the vibrating screen 5; the bottom plate 221 is provided with two discharge openings 2211 corresponding to the upper hopper body 211. Specifically, the bottom plate 221 is upwardly raised at a position between the two discharge openings 2211 to form a second guide portion 2212 in the shape of an inverted V, which is used to guide the new ballast and clean ballast to the backfill conveyor belt 4; the side plate 222 is provided with a gate 2221 for maintenance and an observation window 2222 for observing the storage amount of ballast. The outer side of the lower ballast hopper 22 is provided with a second outer frame 224, and the upper end of the second outer frame 224 is provided with a third mounting support 2241 for connecting the upper ballast hopper 21, and the lower end of the second outer frame 224 is provided with a fourth mounting support 2242 for connecting the vehicle frame 1. In this embodiment, the two discharge openings are discharge opening one and discharge opening two arranged in a left-right symmetrical manner and located directly below the discharge openings of the passageway one and passageway two of the upper ballast hopper, respectively.

[0040] Referring to Figure 5 As shown in the drawings, the upper sides of the two discharge openings 2211 are respectively provided with a ballast distribution device 225 for adjusting the flow of ballast, and the ballast distribution device 225 comprises a driving oil cylinder 2255, a rotating shaft 2251 and a ballast distribution plate 2253; the cylinder body of the driving oil cylinder 2255 is installed on the outer side of the back plate 223 through a support seat 2256; one end of the rotating shaft 2251 is connected to the corresponding side plate 222 through a mounting seat 2252, and the other end of the rotating shaft 2251 is connected to the piston rod of the driving oil cylinder 2255 through a crank arm 2257 after penetrating through the back plate 223; the ballast distribution plate 2253 is arranged at the outlet of the corresponding passageway 2111 and is connected to the rotating shaft 2251 through a connecting fork 2254. The up-and-down rotation of the ballast distribution plate can be controlled through the extension and retraction action of the driving oil cylinder. Thus, the distribution of the new ballast flow of the discharge opening one and the discharge opening two of the lower ballast hopper is realized. In this embodiment, the two ballast distribution devices are a ballast distribution device one and a ballast distribution device two which are the same in structure.

[0041] Referring to Figure 6 As shown in the drawings, the backfill conveyor belt 4 is provided with two and is located below the two discharge openings 2211, and the backfill conveyor belt 4 and the discharge openings 2211 have the inner cavity 11 of the vehicle frame 1 therebetween, the upper end opening of the inner cavity 11 is connected to the corresponding discharge opening 2211, and the lower end opening of the inner cavity 11 is provided with a guide plate 12. In this embodiment, the two backfill conveyor belts are a backfill conveyor belt one and a backfill conveyor belt two, and the material receiving openings thereof are opposite to the discharge opening one and the discharge opening two, respectively.

[0042] Referring to Figure 7 As shown in the drawings, the utility model embodiment further provides a method based on the above-mentioned ballast storage and backfill device for a screen cleaning vehicle, which comprises the following steps:

[0043] Step S1. The new ballast transported by the material transport vehicle is transported to the receiving port of the upper ballast hopper 21 by the new ballast conveying belt 3;

[0044] Step S2. The new ballast is divided and guided to fall into the lower ballast hopper 22 by the two channels 2111 of the upper ballast hopper 21;

[0045] Step S3. The new ballast flowing out of the channels 2111 is adjusted to the target discharge port 2211 by the ballast dividing device 225, and the process jumps to step S7. Specifically, the new ballast flowing out of the channel one falls into the discharge port one or the discharge port two of the lower ballast hopper after being divided by the ballast dividing device one; the new ballast flowing out of the channel two falls into the discharge port two or the discharge port one after being divided by the ballast dividing device two.

[0046] Step S4. The mixed ballast excavated from the track bed by the ballast cleaning vehicle is conveyed to the vibrating screen 5 by the mixed ballast conveying belt 6;

[0047] Step S5. The mixed ballast conveyed by the mixed ballast conveying belt 6 is screened into contaminated soil and clean track ballast by the vibrating screen 5;

[0048] Step S6. The contaminated soil falls into the contaminated soil conveying belt 7 directly below the vibrating screen 5, and the contaminated soil conveying belt 7 finally throws the contaminated soil to the sides of the line or the material transport vehicle;

[0049] Step S7. The clean track ballast flows to the two discharge ports 2211 of the lower ballast hopper 22;

[0050] Step S8. The new ballast and the screened clean track ballast flow into the corresponding backfill conveying belts 4 after passing through the inner cavity 11 of the vehicle frame 1 and are finally thrown to the line backfill.

[0051] The working principle of the utility model is:

[0052] The ballast storage and backfill device is installed on the ballast cleaning vehicle. When the mechanical ballast cleaning operation is performed, the ballast storage and backfill device stores the clean track ballast screened from the vibrating screen, and then backfills to the track bed through the corresponding channels of the vehicle frame and the corresponding backfill conveying belts. The new ballast of the material transport vehicle is divided by the pant-type structure design of the upper ballast hopper and is secondarily divided by the ballast dividing devices arranged at the two channel ports of the upper ballast hopper, so as to adjust the track turnout flow of the two discharge ports of the ballast storage hopper, thereby adjusting the backfill turnout amount of the left and right strands of the line and controlling the line super elevation. In addition to the traditional ballast storage and backfill function, the device has the new ballast supplement function, and the operation efficiency is significantly improved.

[0053] In the description of the specification, the description of the terms "one embodiment", "preferably", "example", "specific example" or "some examples" and the like means that the specific features, structures, materials or characteristics described in connection with the embodiment or example are included in at least one embodiment or example of the present application, and the illustrative description of the above terms in the specification does not necessarily mean the same embodiment or example. Moreover, the specific features, structures, materials or characteristics described can be combined in any one or more embodiments or examples in a suitable manner.

[0054] The utility model is not limited to the above-mentioned implementation, for ordinary skilled person in the art, without departing from the principle of the utility model, can also make a number of improvements and refinements, these improvements and refinements also be considered as the protection scope of the utility model. The contents not described in detail in the specification belong to the prior art known to the person skilled in the art.

Claims

1. A ballast storing and backfilling device for a ballast cleaning car, which is installed on a car frame (1) of the ballast cleaning car, characterized in that: The device comprises a ballast storage and backfilling mechanism (2) and a vibrating screen (5); The ballast storage and backfilling mechanism (2) comprises a lower ballast bucket (22) mounted on the frame (1) of the ballast cleaning vehicle and an upper ballast bucket (21) arranged on the lower ballast bucket (22); The feeding end of the upper ballast bucket (21) is provided with a new ballast conveying belt (3) for conveying the new ballast transported by the material transport vehicle to the ballast storage and backfilling mechanism (2); The discharging end of the lower ballast bucket (22) is provided with a backfilling conveying belt (4) for throwing the clean ballast to the track backfilling; The vibrating screen (5) is used for separating the mixed ballast into contaminated soil and clean ballast, and the feeding end of the vibrating screen (5) is provided with a mixed ballast conveying belt (6) for conveying the mixed ballast dug up by the ballast cleaning vehicle from the track bed to the vibrating screen (5); One of the discharging ends of the vibrating screen (5) is connected with the feeding end of the lower ballast bucket (22) for conveying the separated clean ballast to the ballast storage and backfilling mechanism (2); The other discharging end of the vibrating screen (5) is provided with a contaminated soil conveying belt (7) for throwing the separated contaminated soil to the sides of the track or transporting it to the material transport vehicle.

2. The stone storage and backfilling device for a stone cleaning car according to claim 1, characterized in that: The upper ballast bucket (21) has an n-shaped structure with an open upper end, comprises two oppositely arranged upper bucket bodies (211), and the upper ends of the two upper bucket bodies (211) are connected through a connecting body (213); the inside of the upper bucket body (211) has a channel (2111) for guiding the new ballast conveyed by the new ballast conveying belt (3) to the lower ballast bucket (22); and the two upper bucket bodies (211) have a gap (212) for arranging the mixed ballast conveying belt (6).

3. The stone storage and backfilling device for a stone cleaning car according to claim 2, characterized in that: The inner bottom wall of the connecting body (213) is upwardly raised to form a first guide portion (2131) in the shape of an inverted V for guiding the new ballast to the channel (2111).

4. The stone storage and backfilling device for a stone cleaning car according to claim 2, characterized in that: The outer side of the upper ballast bucket (21) is provided with a first outer frame (214), the lower end of the first outer frame (214) is provided with a first mounting support (2141) for connecting the lower ballast bucket (22), and the upper end of the first outer frame (214) is provided with an eye (2143) and a second mounting support (2142) for connecting the new ballast conveying belt (3).

5. The stone storage and backfilling device for a stone cleaning car according to claim 2, characterized in that: The lower ballast bucket (22) is located directly below the upper ballast bucket (21) and is composed of a bottom plate (221), a back plate (223) and two side plates (222), and the front side of the lower ballast bucket (22) is opposite to one of the discharging ends of the vibrating screen (5); the bottom plate (221) is provided with two discharge openings (2211) corresponding to the upper bucket bodies (211).

6. The stone storage and backfilling device for a stone cleaning car according to claim 5, characterized in that: The position of the bottom plate (221) between the two discharge openings (2211) is upwardly raised to form a second guide portion (2212) in the shape of an inverted V for guiding the new ballast and clean ballast to the backfilling conveying belt (4); the side plate (222) is provided with a gate (2221) for maintenance and an observation window (2222) for observing the storage amount of ballast.

7. The stone storage and backfilling device for a stone cleaning car according to claim 5, characterized in that: The outer side of the lower ballast bucket (22) is provided with a second outer frame (224), and the upper end of the second outer frame (224) is provided with a third mounting support (2241) for connecting the upper ballast bucket (21), and the lower end of the second outer frame (224) is provided with a fourth mounting support (2242) for connecting the vehicle frame (1).

8. The stone storage and backfilling device for a stone cleaning car according to claim 5, characterized in that: The upper side of each of the two discharging ports (2211) is provided with a ballast distribution device (225) for adjusting the ballast flow, and the ballast distribution device (225) comprises a driving oil cylinder (2255), a rotating shaft (2251) and a ballast distribution plate (2253); the cylinder body of the driving oil cylinder (2255) is installed on the outer side of the back plate (223) through a support seat (2256); one end of the rotating shaft (2251) is connected with the corresponding side plate (222) through a mounting seat (2252), and the other end of the rotating shaft (2251) is connected with the piston rod of the driving oil cylinder (2255) through a crank arm (2257) after penetrating through the back plate (223); the ballast distribution plate (2253) is arranged at the outlet of the corresponding channel (2111) and is connected with the rotating shaft (2251) through a connecting fork (2254).

9. The stone storage and backfilling device for a stone cleaning car according to claim 8, characterized in that: The backfill conveying belt (4) is provided with two inner cavities (11) of the vehicle frame (1) below the two discharging ports (2211), and the backfill conveying belt (4) and the discharging ports (2211) are connected through the inner cavities (11); the upper end opening of the inner cavity (11) is connected with the corresponding discharging port (2211), and the lower end opening of the inner cavity (11) is provided with a guide plate (12).

Images