Stone ballast shunting device

Abstract

The utility model relates to a stone ballast shunting device, and relates to the technical field of stone ballast shunting. The conveying device comprises a conveying belt and a funnel, and further comprises square pipe assemblies and two side walls fixed between the conveying belt and an oil cylinder, a supporting structure is arranged between the square pipe assemblies, and the supporting structure comprises a transverse support; the baffle assembly is arranged above the supporting structure and comprises a left baffle assembly, a middle baffle assembly and a right baffle assembly; the overturning assembly is arranged on one side of each square tube assembly, and the overturning assembly comprises an oil cylinder; the left baffle assembly and the right baffle assembly are integrally controlled, the middle baffle assembly is independently controlled, under the semi-throwing working condition, the left baffle assembly and the right baffle assembly are in a vertical state under the control of an oil cylinder, the middle baffle assembly rotates under the control of the oil cylinder, at the moment, a notch is formed in the middle of the baffle assembly, and stone ballast distribution can be achieved; in the full-throwing working condition, the left baffle assembly, the middle baffle assembly and the right baffle assembly rotate synchronously, and mixed ballast full-throwing flow guide throwing can be achieved at the moment.

Description

TECHNICAL FIELD

[0001] The utility model relates to ballast shunting technical field, especially a ballast shunting device. BACKGROUND

[0002] The ballast cleaning machine needs to carry out periodic ballast cleaning operation on the ballast bed without removing the railway track, restores the elasticity and drainage performance of the ballast bed, then digs out the dirty ballast from the bottom of the sleeper, screens the ballast, and backfills the clean ballast to the ballast bed, and removes the dirty soil outside the track to achieve the purpose of cleaning the ballast bed.

[0003] In the process of conveying and screening the ballast, the good operation of the equipment is ensured, the ballast is not blocked during the conveying process, which is the guarantee of the screening efficiency of the ballast cleaning machine; when the backfilling is carried out, a part of the mixed ballast needs to be thrown out when the whole mixed ballast is not needed, and the existing ballast shunting device can only realize the whole throwing of the ballast and cannot realize the throwing of only a part of the ballast. UTILITY MODEL CONTENTS

[0004] The utility model provides a ballast shunting device for effectively shunting the excavated mixed ballast.

[0005] The utility model provides a ballast shunting device, including the conveyer belt and the hopper, its characterized in being further including:

[0006] The square tube assembly is provided with two groups, and the two groups of square tube assemblies are respectively fixed to the two side walls between the conveyer belt and the oil cylinder;

[0007] The steel sleeve matched with each square tube assembly is fixed and welded at one end inside;

[0008] The frame support of the structure is formed by the cooperation of the square tube assembly and the cross brace;

[0009] The square tube assembly includes a square tube and a steel sleeve, and is formed by welding and connected with the cross brace by bolts to ensure the rigidity requirement of the whole device;

[0010] The shaft sleeve matched with each steel sleeve is embedded inside;

[0011] The second shaft head matched with one group of shaft sleeves is inserted and arranged inside, one end of the second shaft head penetrates through the shaft sleeve and is fixedly sleeved with the matched second spacer sleeve, and the second shaft head rotatably arranged is axially limited by the second spacer sleeve;

[0012] The steel sleeve welded on the square tube assembly is connected with the cross brace by bolts to form the support of the baffle assembly and other structures;

[0013] The second spacer sleeve is arranged to axially limit the second shaft head arranged in a rotating manner, and prevent the second shaft head from being separated from the inside of the steel sleeve.

[0014] The ends of the square tube assemblies away from the cross brace are fixedly provided with matched oil cylinder supports, the oil cylinder supports are fixedly provided with matched oil cylinders, and the output ends of the two groups of oil cylinders are connected with matched rotating arms, one end of one group of the rotating arms away from the oil cylinders is connected with the end of the second shaft head;

[0015] The overturning assembly is arranged on one side of the square tube assembly, and the overturning assembly comprises an oil cylinder.

[0016] The oil cylinder supports are fixed on the square tube assembly, and the two ends of the oil cylinder are fixed on the oil cylinder supports and the rotating arms through the connection of the flat keys, when the output end of the oil cylinder is stretched or retracted, the second shaft head can be rotated through the rotating arm;

[0017] The baffle assembly is arranged above the support structure, and the baffle assembly comprises a left baffle assembly, a middle baffle assembly and a right baffle assembly.

[0018] The second shaft head is fixedly connected with the left baffle assembly, and the left baffle assembly is overturned through the second shaft head.

[0019] The left baffle assembly and the right baffle assembly are fixedly provided with matched connecting rods, and the right baffle assembly is overturned synchronously with the left baffle assembly through the cooperation of the connecting rods.

[0020] The other group of steel sleeves is inserted with a matched first shaft head in the inside, the first shaft head passes through the steel sleeve and is sleeved with a matched second spacer sleeve, and the second spacer sleeve axially limits the first shaft head.

[0021] The output ends of the other group of rotating arms are connected with the first shaft head.

[0022] One end of the first shaft head away from the steel sleeve passes through the shaft hole of the right baffle assembly and the shaft hole of the middle baffle assembly in sequence, and is inserted into the shaft hole of the left baffle assembly.

[0023] A matched bearing sleeve is sleeved on the outer surface of the first shaft head corresponding to the position of the shaft hole of the right baffle assembly.

[0024] The shaft hole positions of the left baffle assembly and the right baffle assembly are sleeved with matched self-lubricating bearings corresponding to the outer surface positions of the first shaft head.

[0025] The outer surface of the first shaft head is sleeved with a matched first spacer sleeve corresponding to the positions of the two groups of self-lubricating bearings.

[0026] A matched pin shaft is arranged in the shaft hole of the middle baffle assembly corresponding to the position of the first shaft head, and the pin shaft is fixedly connected with the middle baffle assembly and the first shaft head.

[0027] The first shaft head is sleeved into the steel sleeve, the bearing sleeve is assembled with the first shaft head, the right baffle assembly passes through the first shaft head and is matched with the bearing sleeve, the right baffle assembly is matched with the first shaft head through self-lubricating bearings, and the middle baffle assembly is sleeved outside the first shaft head and is limited by the first spacer sleeve and the right baffle assembly;

[0028] The end of the first shaft head is inserted into the shaft hole of the left baffle assembly, the pin shaft connects the middle baffle assembly and the first shaft head, and the first shaft head controls the rotation of the middle baffle assembly under the extension and retraction of the output end of the oil cylinder.

[0029] The baffle assembly is provided with matched rubber plates and wear-resistant plates through bolts.

[0030] The gap between the middle baffle assembly and the left baffle assembly and the right baffle assembly can be reserved at a distance of 4-6 mm, and the lower part of the left baffle assembly and the right baffle assembly is provided with a notch of 60-80 mm, and the notch is sealed by a rubber plate, so that the flexible contact can prevent the ballast from being stuck.

[0031] The left baffle assembly, the middle baffle assembly and the right baffle assembly each comprise a circular pipe, and each circular pipe is provided with a matched partition plate inside.

[0032] Each circular pipe is provided with a matched first baffle structure, and the side wall of the first baffle structure away from each other on the left baffle assembly and the right baffle assembly is provided with a matched second baffle structure.

[0033] The left baffle assembly and the right baffle assembly are formed by welding the partition plate, the circular pipe, the first baffle structure and the second baffle structure, and the shaft hole is processed after welding to ensure the assembly accuracy.

[0034] The middle baffle assembly is formed by welding the partition plate, the circular pipe, the first baffle structure and the second baffle structure, and the shaft hole is processed after welding to ensure the assembly accuracy.

[0035] Preferably, the left baffle assembly and the right baffle assembly are controlled integrally by a connecting rod, and the middle baffle assembly is controlled separately.

[0036] In the half-throwing working condition, the left baffle assembly and the right baffle assembly are in a vertical state under the control of the oil cylinder, and the middle baffle assembly rotates under the control of the oil cylinder, so that a notch is formed in the middle of the baffle assembly, and the ballast can be divided.

[0037] In the full-throwing working condition, the left baffle assembly, the middle baffle assembly and the right baffle assembly rotate synchronously, so that the mixed ballast can be thrown out in a full-throwing and flow-guiding manner.

[0038] Preferably, the shaft holes of the left baffle assembly, the middle baffle assembly and the right baffle assembly are all post-welding machining, and the first shaft head and the second shaft head are in clearance fit, so that the assembly precision and control precision can be ensured.

[0039] Preferably, the first shaft head and the second shaft head are both made of high-quality carbon steel and are subjected to special heat treatment, so that the first shaft head and the second shaft head have good bending resistance and torsion resistance.

[0040] Preferably, after the left baffle assembly, the middle baffle assembly and the right baffle assembly are completed by butt welding, wear-resistant plates are installed on the surfaces of the left baffle assembly, the middle baffle assembly and the right baffle assembly, so that the left baffle assembly, the middle baffle assembly and the right baffle assembly have better impact resistance and service life.

[0041] Preferably, the first shaft head and the second shaft head and the shaft hole fit parts of the left baffle assembly, the middle baffle assembly and the right baffle assembly are all matched with self-lubricating bearings, so that the first shaft head and the second shaft head can be lubricated without or with little oil, the maintenance can be reduced, the wear resistance is good, the friction coefficient is small, and the service life is long.

[0042] Preferably, the middle baffle assembly can be removed, and the left baffle assembly and the right baffle assembly are designed to be telescopic mode, so that the size of the opening can be adaptively adjusted to realize the shunting.

[0043] Compared with the prior art, the left baffle assembly and the right baffle assembly are integrally controlled, and the middle baffle assembly is separately controlled, when the half-throwing working condition occurs, the left baffle assembly and the right baffle assembly are in a vertical state under the control of the oil cylinder, and the middle baffle assembly rotates under the control of the oil cylinder, at this time, the middle part of the baffle assembly forms a gap, so that the shunting of the ballast can be realized.

[0044] When the full-throwing working condition occurs, the left baffle assembly, the middle baffle assembly and the right baffle assembly rotate synchronously, at this time, the full-throwing and flow guiding of the mixed ballast can be realized. BRIEF DESCRIPTION OF DRAWINGS

[0045] In the following, the utility model will be described in more detail based on the embodiments and with reference to the drawings.

[0046] Figure 1 is a full-throwing working condition schematic view of the ballast in the embodiment of the utility model;

[0047] Figure 2 is a full-sieving working condition schematic view of the ballast in the embodiment of the utility model;

[0048] Figure 3 is a half-throwing working condition schematic view of the ballast in the embodiment of the utility model;

[0049] Figure 4 is a whole schematic view of the ballast shunting device in the embodiment of the utility model;

[0050] Figure 5is a profile schematic view of the stone ballast shunting device in the embodiment of the utility model;

[0051] Figure 6 is Figure 5 is an enlarged schematic view of structure at A in the middle;

[0052] Figure 7 is a schematic view of the middle baffle assembly in the embodiment of the utility model;

[0053] Figure 8 is a schematic view of the left and right baffle assemblies in the embodiment of the utility model;

[0054] Figure 9 is a schematic view of the stone ballast shunting device in the embodiment of the utility model in half-throw state;

[0055] Figure 10 is a schematic view of the stone ballast shunting device in the embodiment of the utility model in full-throw state.

[0056] Reference signs: oil cylinder 1, square tube assembly 2, oil cylinder support 3, rotating arm 4, connecting rod 5, cross brace 6, left baffle assembly 7, middle baffle assembly 8, right baffle assembly 9, steel sleeve 10, pin shaft 11, rubber plate 12, shaft sleeve 13, self-lubricating bearing 14, first spacer sleeve 15, bearing sleeve 16, first shaft head 17, second shaft head 18, second spacer sleeve 19, wear plate 22, partition plate 23, round pipe 24, first baffle structure 25, second baffle structure 26;

[0057] Conveying belt 30;

[0058] Funnel 31; DETAILED DESCRIPTION

[0059] The utility model will be further described below with reference to the drawings.

[0060] Embodiment one

[0061] Referring to Figure 1 shown, Figure 1 is a schematic view of the stone ballast full-throw working condition in the embodiment of the utility model;

[0062] Referring to Figure 2 shown, Figure 2 is a schematic view of the stone ballast full-sieve working condition in the embodiment of the utility model;

[0063] Referring to Figure 3 shown, Figure 3 is a schematic view of the stone ballast half-throw working condition in the embodiment of the utility model;

[0064] Referring to Figure 4 shown, Figure 4 is a schematic view of the stone ballast shunting device in the embodiment of the utility model as a whole;

[0065] As Figures 1-4 shown in the embodiments of the application, a ballast distribution device is provided, comprising a conveyor belt 30 and a hopper 31, characterized in that it further comprises:

[0066] square tube assemblies 2, provided in two groups, and the two groups of square tube assemblies 2 are respectively fixed to the two side walls between the conveyor belt 30 and the oil cylinder 1;

[0067] The two groups of square tube assemblies 2 are provided with matching cross braces 6, and through the cooperation of the square tube assemblies 2 and the cross braces 6, a structural frame support is formed;

[0068] The square tube assembly 2 comprises a square tube and a steel sleeve, which are welded together and connected to the cross brace 6 through bolts to ensure the rigidity requirements of the entire device;

[0069] The end of each square tube assembly 2 away from the cross brace 6 is fixedly provided with a matching oil cylinder support 3, and the oil cylinder support 3 is fixedly provided with a matching oil cylinder 1, and the output ends of the two groups of oil cylinders 1 are connected with matching rotating arms 4.

[0070] Referring to Figure 5 shown, Figure 5 is a cross-sectional view of the ballast distribution device in the embodiments of the application;

[0071] Referring to Figure 6 shown, Figure 6 is Figure 5 an enlarged schematic view of the structure at A in the embodiments of the application;

[0072] As Figures 5-6 shown, each square tube assembly 2 has a matching steel sleeve 10 fixedly welded inside one end, and the cross brace 6 and the steel sleeve 10 are connected and fixed into one body through bolts;

[0073] The inside of each steel sleeve 10 is embedded with a matching shaft sleeve 13;

[0074] One group of the shaft sleeves 13 is provided with a matching second shaft head 18 inserted inside, one end of the second shaft head 18 passes through the shaft sleeve 13 and is fixedly provided with a matching second spacer sleeve 19, and the second shaft head 18 rotatingly arranged is axially limited by the second spacer sleeve 19;

[0075] The second spacer sleeve 19 can axially limit the second shaft head 18 arranged in the form of insertion and rotation, preventing the second shaft head 18 from being separated from the inside of the steel sleeve 10;

[0076] The square tube assembly 2 is fixedly provided with a matching oil cylinder support 3 at one end away from the cross brace 6, and each oil cylinder support 3 is fixedly provided with a matching oil cylinder 1, and the output ends of the two groups of oil cylinders 1 are connected with a matching rotating arm 4 through a key, and one group of rotating arms 4 is connected with the end of the second shaft head 18 away from the oil cylinder 1;

[0077] When the output end of the oil cylinder 1 is extended or retracted, the second shaft head 18 can be rotated through the rotating arm 4;

[0078] The baffle assembly is arranged above the support structure, and the baffle assembly comprises a left baffle assembly 7, a middle baffle assembly 8, and a right baffle assembly 9;

[0079] The second shaft head 18 is fixedly connected with the left baffle assembly 7, and the left baffle assembly 7 is flipped through the second shaft head 18;

[0080] A matching connecting rod 5 is fixedly arranged between the left baffle assembly 7 and the right baffle assembly 9, and the right baffle assembly 9 is flipped synchronously with the left baffle assembly 7 through cooperation of the connecting rod 5;

[0081] The inside of the other group of steel sleeves 10 is inserted with a matching first shaft head 17, the first shaft head 17 passes through the steel sleeve 10 and is sleeved with a matching second spacer sleeve 19, and the second spacer sleeve 19 axially limits the first shaft head 17;

[0082] The output end of the other group of rotating arms 4 is connected with the first shaft head 17;

[0083] The end of the first shaft head 17 away from the steel sleeve 10 passes through the shaft hole of the right baffle assembly 9 and the shaft hole of the middle baffle assembly 8 in sequence, and is inserted into the shaft hole of the left baffle assembly 7;

[0084] The outer surface of the first shaft head 17 is sleeved with a matching bearing sleeve 16 at the position corresponding to the shaft hole of the right baffle assembly 9;

[0085] The shaft hole positions of the left baffle assembly 7 and the right baffle assembly 9 are sleeved with a matching self-lubricating bearing 14 at the positions corresponding to the outer surface of the first shaft head 17;

[0086] The outer surface of the first shaft head 17 is sleeved with a matching first spacer sleeve 15 at the positions corresponding to the two groups of self-lubricating bearings 14;

[0087] The inside of the shaft hole of the middle baffle assembly 8 is provided with a matching pin shaft 11 at the position corresponding to the first shaft head 17, and the pin shaft 11 is fixedly connected through the middle baffle assembly 8 and the first shaft head 17;

[0088] The first shaft head 17 is sleeved into the steel sleeve 10, the bearing sleeve 16 is assembled with the first shaft head 17, the right baffle assembly 9 passes through the first shaft head 17 and is matched with the bearing sleeve 16, the right baffle assembly 9 is rotationally matched with the first shaft head 17 through the self-lubricating bearing 14, and the middle baffle assembly 8 is sleeved outside the first shaft head 17 and is limited by the first spacer sleeve 15 and the right baffle assembly 9.

[0089] The end of the first shaft head 17 is inserted into the shaft hole of the left baffle assembly 7, the pin shaft 11 connects the middle baffle assembly 8 and the first shaft head 17, and the first shaft head 17 controls the rotation of the middle baffle assembly 8 alone under the stretching and retracting movement of the output end of the oil cylinder 1.

[0090] The left baffle assembly 7 and the right baffle assembly 9 are integrally controlled through the connecting rod 5, and the middle baffle assembly 8 is controlled alone.

[0091] In the semi-throwing working condition, the left baffle assembly 7 and the right baffle assembly 9 are in a vertical state under the control of the oil cylinder 1, the middle baffle assembly 8 rotates under the control of the oil cylinder 1, at this time, the middle part of the baffle assembly forms a gap, and the stone ballast can be branched off.

[0092] In the full-throwing working condition, the left baffle assembly 7, the middle baffle assembly 8 and the right baffle assembly 9 rotate synchronously, at this time, the mixed ballast can be thrown out in a full-throwing and flow guiding manner.

[0093] The matching rubber plate 12 and wear-resistant plate 22 are arranged on the baffle assembly through bolts.

[0094] The gap between the middle baffle assembly 8 and the left baffle assembly 7 and the right baffle assembly 9 can be reserved at a distance of 4-6 mm, and the lower part of the left baffle assembly 7 and the right baffle assembly 9 is provided with a gap of 60-80 mm, and the gap is sealed by the rubber plate 12, so that the flexible contact can prevent the stone ballast from being stuck.

[0095] Preferably, the left baffle assembly 7, the middle baffle assembly 8 and the right baffle assembly 9 are provided with wear-resistant plates 22 on the surfaces after the tailor welding is completed, so that the left baffle assembly 7, the middle baffle assembly 8 and the right baffle assembly 9 have better impact resistance and ensure the service life of the equipment.

[0096] The left baffle assembly 7 and the right baffle assembly 9 are provided with the matching rubber plate 12 on the lower end surface close to the middle baffle assembly 8.

[0097] The first shaft head 17 and the second shaft head 18 are made of high-quality carbon steel and are subjected to special heat treatment, so as to have good bending resistance and torsion resistance.

[0098] After the left baffle assembly 7, the middle baffle assembly 8 and the right baffle assembly 9 are welded, wear-resistant plates 22 are installed on the surface, so that the left baffle assembly 7, the middle baffle assembly 8 and the right baffle assembly 9 have better impact resistance and ensure the service life of the equipment.

[0099] The first shaft head 17 and the second shaft head 18 are matched with the shaft hole parts of the left baffle assembly 7, the middle baffle assembly 8 and the right baffle assembly 9, all adopt self-lubricating bearings 14, which can be lubricated without oil or with little oil, reducing maintenance, and have good wear resistance, low friction coefficient and long service life.

[0100] See Figure 7 As shown, Figure 7 Schematic diagram of the middle baffle assembly in an embodiment of the present utility model;

[0101] See Figure 8 As shown, Figure 8 It is a schematic diagram of the left and right baffle assemblies in an embodiment of the present utility model;

[0102] like Figures 7-8 As shown, the left baffle assembly 7, the middle baffle assembly 8 and the right baffle assembly 9 all include a circular tube 24, and a matching partition 23 is provided inside each of the circular tubes 24;

[0103] A matching first baffle structure 25 is fixedly provided on each of the circular tubes 24, and a matching second baffle structure 26 is fixedly provided on the sidewalls of the left baffle assembly 7 and the right baffle assembly 9 that are away from each other from the first baffle structure 25;

[0104] The left baffle assembly 7 and the right baffle assembly 9 are both welded together by the partition 23, the round tube 24, the first baffle structure 25, and the second baffle structure 26. At the same time, the axis hole is processed after welding to ensure the assembly accuracy requirements:

[0105] The middle baffle assembly 8 is formed by welding the partition plate 23, the round tube 24, and the first baffle structure 25. At the same time, the shaft hole is processed after welding to ensure the assembly accuracy requirements.

[0106] See Figure 9 As shown, Figure 9 This is a schematic diagram of a semi-cast state of a ballast diversion device in an embodiment of the present utility model;

[0107] See Figure 10 As shown, Figure 10 This is a schematic diagram of the ballast diversion device in the embodiment of the present utility model in a fully thrown state;

[0108] The left baffle assembly 7 and the right baffle assembly 9 are integrally controlled by the connecting rod 5, and the middle baffle assembly 8 is controlled independently;

[0109] In the semi-throwing mode, the left baffle assembly 7 and the right baffle assembly 9 are in the vertical state under the control of the oil cylinder 1, and the middle baffle assembly 8 rotates under the control of the oil cylinder 1, so that the middle part of the baffle assembly forms a gap, and the ballast is divided into two flows;

[0110] In the full-throwing mode, the left baffle assembly 7, the middle baffle assembly 8 and the right baffle assembly 9 rotate synchronously, so that the mixed ballast is thrown in the full-throwing and flow guiding mode.

[0111] Although the utility model has been described with reference to the preferred embodiments, various improvements can be made and equivalent parts can be replaced without departing from the scope of the utility model. In particular, the technical features mentioned in each embodiment can be combined in any way as long as there is no structural conflict. The utility model is not limited to the specific embodiments disclosed herein, but includes all technical solutions falling within the scope of the claims.

Claims

1. A ballast flow separation device comprising a conveyor belt and a hopper, characterized in that, Also include: Square tube assembly is provided with two groups, two groups of square tube assembly is fixed between the two sides of the sidewall of the conveying belt and the oil cylinder, and the support structure is arranged between the two groups of square tube assembly, the support structure includes a cross brace; Baffle assembly is arranged above the support structure, the baffle assembly includes a left baffle assembly, a middle baffle assembly and a right baffle assembly; The turnover assembly is arranged on one side of each square tube assembly, and the turnover assembly includes an oil cylinder.

2. The ballast flow separation device of claim 1, wherein One end of each square tube assembly is fixedly welded with a matching steel sleeve inside.

3. The ballast flow separating device according to claim 1 or 2, characterized in that The inside of each steel sleeve is embedded with a matching shaft sleeve; One of the shaft sleeves is inserted with a matching second shaft head inside, one end of the second shaft head passes through the shaft sleeve and is fixedly sleeved with a matching second spacer, and the second shaft head is axially limited by the second spacer.

4. The ballast flow splitting device according to claim 3, characterized in that The end of each oil cylinder away from the cross brace is fixedly provided with a matching oil cylinder support, each oil cylinder support is fixedly provided with a matching oil cylinder, and the output ends of the two groups of oil cylinders are connected with a matching rotating arm, one end of one of the rotating arms away from the oil cylinder is connected with the end of the second shaft head.

5. The ballast flow splitting device according to claim 4, characterized in that The second shaft head rotates through the cooperation of the oil cylinder and the rotating arm; The second shaft head is fixedly connected with the left baffle assembly, and the left baffle assembly is turned over through the second shaft head; The left baffle assembly and the right baffle assembly are fixedly provided with a matching connecting rod, and the right baffle assembly is synchronously turned over with the left baffle assembly through the cooperation of the connecting rod.

6. The stone separator according to claim 3, wherein The inside of the other steel sleeve is inserted with a matching first shaft head, the first shaft head passes through the steel sleeve and is sleeved with a matching second spacer, and the second spacer axially limits the first shaft head; The output end of the other rotating arm is connected with the first shaft head.

7. The stone separator according to claim 5, wherein The end of the first shaft head away from the steel sleeve passes through the shaft hole of the right baffle assembly and the shaft hole of the middle baffle assembly in sequence, and is inserted into the shaft hole of the left baffle assembly; The outer surface of the first shaft head is sleeved with a matching bearing sleeve at the position corresponding to the shaft hole of the right baffle assembly.

8. The stone separator according to claim 7, wherein The shaft holes of the left baffle assembly and the right baffle assembly are sleeved with a matching self-lubricating bearing at the position corresponding to the outer surface of the first shaft head. The outer surface of the first shaft head is sleeved with a matching first spacer at the position corresponding to the two groups of self-lubricating bearings.

9. The stone separator according to claim 8, wherein The inside of the shaft hole of the middle baffle assembly is provided with a matching pin shaft at the position corresponding to the first shaft head, and the pin shaft is fixedly connected with the middle baffle assembly and the first shaft head. The left baffle assembly, the middle baffle assembly and the right baffle assembly are all provided with a matching wear plate, and the left baffle assembly and the right baffle assembly are provided with a matching rubber plate on the side close to the lower end surface of the middle baffle assembly.

10. The ballast flow splitting device according to claim 9, characterized in that The baffle assembly is fixedly provided with a matching rubber plate and a wear plate through bolts; The left baffle assembly, the middle baffle assembly and the right baffle assembly all include a round pipe, and the inside of each round pipe is provided with a matching partition plate; Each round pipe is fixedly provided with a matching first baffle structure, and the side wall of the first baffle structure of the left baffle assembly and the right baffle assembly away from each other is fixedly provided with a matching second baffle structure.

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