Residue soil and mud cake crushing device of shield tunneling machine

Abstract

The utility model relates to the technical field of crushing devices, and discloses a shield tunneling machine muck mud cake crushing device which comprises a bottom table, a supporting frame is fixedly connected to the middle of the top wall of the bottom table, a shell is fixedly connected to the top wall of the supporting frame, and first crushing rollers are rotationally connected to the front side and the rear side of the middle of the inner wall of the shell. Second crushing rollers are rotationally connected to the front side and the rear side of the bottom end of the inner wall of the shell correspondingly, the first crushing roller on the front side and the second crushing roller on the rear side are connected through a connecting belt, and a connecting plate is fixedly connected to the left side of the shell. The output end of the second motor penetrates through the inner wall of the shell and is fixedly connected to the left end of the first crushing roller on the front side. According to the secondary crushing device, through the supporting frame, the shell, the first crushing roller, the second crushing roller, the connecting belt, the connecting plate, the second motor and the collecting opening, the device can conduct secondary crushing, the crushing effect of the device is better, and follow-up machining is prevented from being affected.

Description

Technical Field

[0001] The utility model relates to the technical field of crushing devices, in particular to a shield machine slag mud cake crushing device. Background Art

[0002] Crushing device refers to the equipment used to process the slag and mud cake excavated by the shield machine during the shield construction process. Since the shield machine will encounter various geological conditions during underground construction, such as clay soil, mud, etc., the slag and mud cake formed after these materials are excavated by the shield machine need to be effectively processed. The function of the shield machine slag and mud cake crushing device is to convert large pieces of slag and mud cake into small particles that are easy to handle and transport, so as to facilitate subsequent earthwork processing or recycling.

[0003] After searching, the Chinese patent announcement number is: CN217774254U, which discloses a shield machine slag mud cake crushing device, which relates to the field of shield machine equipment technology, and includes a crushing assembly and two protective plates arranged on both sides of the conveyor belt. The crushing assembly is located between the two protective plates, and the crushing assembly includes a mounting plate, a crushing roller and a driving member. The mounting plate is located at the bottom of the excavation port, and the mounting plate is fixedly connected to the protective plate. A slag discharge hole is opened on the mounting plate, and the crushing roller is located at the slag discharge hole and is rotatably connected to the mounting plate. The driving member is used to drive the crushing roller to rotate. This application can effectively crush the large mud cake at the excavation port, thereby avoiding the large mud cake from causing a large load on the conveyor belt, and at the same time reducing the problem of the slag sliding down along the conveyor belt, thereby improving the problem that the large mud cake is easy to block the excavation port, thereby effectively reducing the maintenance frequency of the shield machine, which is conducive to the shield machine to maintain high construction efficiency. However, in actual use, the device only performs crushing work through two crushing rollers, so that the crushing effect is single, so that the device cannot complete the crushing of small pieces of slag well. Utility Model Content

[0004] In order to make up for the above shortcomings, the utility model provides a shield machine slag mud cake crushing device, aiming to improve the problem that in actual use, the device only uses two crushing rollers to perform crushing work, resulting in a single crushing effect, and thus the device cannot well complete the crushing of small pieces of slag.

[0005] In order to achieve the above-mentioned purpose, the utility model adopts the following technical scheme: a shield machine slag mud cake crushing device, including a base, a support frame is fixedly connected to the middle part of the top wall of the base, a shell is fixedly connected to the top wall of the support frame, a first crushing roller is rotatably connected to the front and rear sides of the middle part of the inner wall of the shell, a second crushing roller is rotatably connected to the front and rear sides of the bottom end of the inner wall of the shell, the first crushing roller on the front side is connected to the second crushing roller on the rear side by a connecting belt, a connecting plate is fixedly connected to the left side of the shell, a second motor is fixedly connected to the top wall of the connecting plate, an output end of the second motor passes through the inner wall of the shell and is fixedly connected to the left end of the first crushing roller on the front side, a collecting port is fixedly connected to the top end of the shell, a filtering assembly is provided on the bottom wall of the shell, and a conveying mechanism is provided on the front side of the top wall of the base.

[0006] Through the above technical solution: by starting the second motor, the first crushing roller can drive the second crushing roller to rotate through the connecting belt, so that the device can complete the crushing of small pieces of slag, thereby improving the crushing effect.

[0007] As a further description of the above technical solution:

[0008] The conveying mechanism includes a fixed plate, the bottom wall of the fixed plate is fixedly connected to the front side of the top wall of the base, the rear left end of the fixed plate is fixedly connected to a first motor, the output end of the first motor is fixedly connected to a threaded rod, the outer wall of the threaded rod is threadedly connected to a collection box, and the rear right end of the fixed plate is fixedly connected to a sliding column.

[0009] Through the above technical solution: the crushed soil residue can be collected and transported through the conveying mechanism 2, so that the degree of automation is improved.

[0010] As a further description of the above technical solution:

[0011] The filter assembly comprises a discharge port, which is threadedly connected to the bottom wall of the shell, a threaded ring is arranged at the top of the outer wall of the discharge port, and a filter plate is installed at the bottom of the inner wall of the discharge port.

[0012] Through the above technical solution: the crushed soil residue can be filtered through the filter plate, and the discharge port can be disassembled by twisting it, so as to clean it or install the filter plate.

[0013] As a further description of the above technical solution:

[0014] A shielding plate is fixedly connected to the top of the rear side of the fixing plate.

[0015] Through the above technical solution: the bottom can be protected by the shielding plate.

[0016] As a further description of the above technical solution:

[0017] A brake component is fixedly connected to the rear side of the top wall of the base.

[0018] Through the above technical solution: the collecting box can be braked by the braking member.

[0019] As a further description of the above technical solution:

[0020] A control switch is fixedly connected to the right side of the support frame, and the control switch is electrically connected to the first motor and the second motor respectively.

[0021] Through the above technical solution: the device can be turned on or off by controlling the switch.

[0022] As a further description of the above technical solution:

[0023] A protective shell is arranged on the front side of the control switch, and the rear side of the protective shell is rotatably connected with the front side of the support frame through a hinge.

[0024] Through the above technical solution: the control switch can be protected or prevented from being accidentally touched by the protective shell.

[0025] As a further description of the above technical solution:

[0026] The left and right sides of the bottom wall of the shell are both provided with inclined surfaces.

[0027] Through the above technical solution: the setting of the inclined surface makes it easier for the broken soil blocks to leave the inner wall of the shell.

[0028] The utility model has the following beneficial effects:

[0029] 1. In the utility model, through the cooperation of the support frame, the shell, the first crushing roller, the second crushing roller, the connecting belt, the connecting plate, the second motor and the collecting port, the device can perform secondary crushing, so that the crushing effect of the device is better and the subsequent processing is avoided.

[0030] 2. In the utility model, through the mutual cooperation of the first motor, the threaded rod, the collecting box and the sliding column, the device can automatically transport the collected soil debris, thereby avoiding the effect of manual handling and speeding up work efficiency. BRIEF DESCRIPTION OF THE DRAWINGS

[0031] Figure 1 A three-dimensional diagram of a shield machine slag mud cake crushing device proposed by the utility model;

[0032] Figure 2 This is a side view of a shield machine slag mud cake crushing device proposed by the utility model;

[0033] Figure 3 This is a cross-sectional view of the outer shell structure of a shield machine slag mud cake crushing device proposed in the utility model;

[0034] Figure 4 The utility model is a schematic diagram of a conveying mechanism of a shield machine slag mud cake crushing device.

[0035] Legend:

[0036] 1. Base; 2. Conveying mechanism; 201. Fixed plate; 202. First motor; 203. Threaded rod; 204. Collecting box; 205. Sliding column; 206. Braking member; 3. Support frame; 4. Casing; 5. First crushing roller; 6. Connecting plate; 7. Second motor; 8. Second crushing roller; 9. Collecting port; 10. Threaded ring; 11. Discharging port; 12. Filter plate; 13. Control switch; 14. Protective shell; 15. Shield; 16. Connecting belt. DETAILED DESCRIPTION

[0037] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0038] Reference Figure 1 , Figure 2 and Figure 3 The utility model provides an embodiment: a shield machine slag mud cake crushing device, including a base 1, a support frame 3 is fixedly connected to the middle of the top wall of the base 1, a shell 4 is fixedly connected to the top wall of the support frame 3, a first crushing roller 5 is rotatably connected to the front and rear sides of the middle of the inner wall of the shell 4, a second crushing roller 8 is rotatably connected to the front and rear sides of the inner wall bottom of the shell 4, the front first crushing roller 5 is connected to the rear second crushing roller 8 by a connecting belt 16, and a connecting plate 6 is fixedly connected to the left side of the shell 4. The top wall of the plate 6 is fixedly connected with a second motor 7, the output end of the second motor 7 penetrates the inner wall of the housing 4 and is fixedly connected to the left end of the first crushing roller 5 on the front side, and the top of the housing 4 is fixedly connected with a collecting port 9; the bottom wall of the housing 4 is provided with a filter assembly, and the filter assembly includes a discharge port 11, and the discharge port 11 is threadedly connected to the bottom wall of the housing 4, and a threaded ring 10 is provided at the top of the outer wall of the discharge port 11, and a filter plate 12 is installed at the bottom end of the inner wall of the discharge port 11; the left and right sides of the bottom wall of the housing 4 are provided with inclined surfaces;

[0039] Specifically, by starting the second motor 7 fixed on the top wall of the connecting plate 6, the first crushing roller 5 fixedly connected to the output end thereof is put into operation, and by connecting the front first crushing roller 5 and the rear second crushing roller 8 with the connecting belt 16, the second crushing roller 8 can rotate together with the first crushing roller 5, thereby enhancing the crushing effect of the slag cake, avoiding the inability to crush small slag and affecting subsequent processing, and filtering the crushed slag through the filter plate 12 to avoid impurities affecting subsequent processing, and disassembling the rotating discharge port 11 by twisting the rotating discharge port 11, thereby completing the cleaning of garbage impurities inside the discharge port 11, and the crushed slag can be more easily removed from the inner wall of the outer shell 4 by setting the inclined surface.

[0040] Reference Figure 2 and Figure 4 A conveying mechanism 2 is provided on the front side of the top wall of the base 1, and the conveying mechanism 2 includes a fixed plate 201, the bottom wall of the fixed plate 201 is fixedly connected to the front side of the top wall of the base 1, a first motor 202 is fixedly connected to the left end of the rear side of the fixed plate 201, a threaded rod 203 is fixedly connected to the output end of the first motor 202, a collection box 204 is threadedly connected to the outer wall of the threaded rod 203, a sliding column 205 is fixedly connected to the right end of the rear side of the fixed plate 201; a shielding plate 15 is fixedly connected to the top of the rear side of the fixed plate 201; a brake member 206 is fixedly connected to the rear side of the top wall of the base 1;

[0041] Specifically, by starting the first motor 202 fixed at the left end of the rear side of the fixed plate 201, the threaded rod 203 starts to rotate, and the rotation is limited by the assistance of the sliding column 205, so that the collection box 204 does not rotate, thereby completing the displacement, so that the device can collect and transport the crushed soil debris, the degree of automation is improved, the situation of workers carrying is avoided, and the practicality of the device is improved. The shield plate 15 fixed on the rear side of the fixed plate 201 can protect the first motor 202 at the bottom, and the brake member 206 can brake the collection box 204.

[0042] Reference Figure 1 A control switch 13 is fixedly connected to the right side of the support frame 3, and the control switch 13 is electrically connected to the first motor 202 and the second motor 7 respectively; a protective shell 14 is provided on the front side of the control switch 13, and the rear side of the protective shell 14 is rotatably connected to the front side of the support frame 3 through a hinge;

[0043] Specifically, the control switch 13 can open and close the device through the control switch 13 electrically connected to the first motor 202 and the second motor 7 respectively, and the control switch 13 can be protected and prevented from being accidentally touched through the protective shell 14.

[0044] Working principle: When starting work, pour the slag cake to be crushed into the collecting port 9, so that the slag cake enters the shell 4, and by starting the second motor 7, the first crushing roller 5 starts working. Under the connection of the connecting belt 16, the second crushing roller 8 can rotate together with the first crushing roller 5, so that the crushing effect of the slag cake is enhanced, avoiding the failure to crush small slag and affecting subsequent processing. The crushed slag can be filtered through the filter plate 12 to prevent impurities from entering the collection device. The discharging port 11 can be disassembled by twisting the rotating discharging port 11, so as to complete its cleaning and replacement, and by starting the first motor 202, the threaded rod 203 starts to rotate, and the rotation is limited by the assistance of the sliding column 205, so that the collection box 204 will not rotate, thereby completing the displacement, so that the device can collect and transport the crushed slag, improve the degree of automation, avoid the situation of workers carrying, and improve the practicality of the device.

[0045] Finally, it should be noted that the above is only a preferred embodiment of the present invention and is not intended to limit the present invention. Although the present invention has been described in detail with reference to the aforementioned embodiments, those skilled in the art can still modify the technical solutions described in the aforementioned embodiments or make equivalent substitutions for some of the technical features therein. Any modifications, equivalent substitutions, improvements, etc. made within the spirit and principles of the present invention should be included in the protection scope of the present invention.

Claims

1. A shield machine soil cake crushing device, comprising a base (1), characterized in that: A support frame (3) is fixedly connected to the middle of the top wall of the base (1), and a shell (4) is fixedly connected to the top wall of the support frame (3). A first crushing roller (5) is rotatably connected to the front and rear sides of the middle of the inner wall of the shell (4). A second crushing roller (8) is rotatably connected to the front and rear sides of the bottom end of the inner wall of the shell (4). The first crushing roller (5) on the front side is connected to the second crushing roller (8) on the rear side via a connecting belt (16). A connecting plate (6) is fixedly connected to the left side of the shell (4), and a second motor (7) is fixedly connected to the top wall of the connecting plate (6). The output end of the second motor (7) passes through the inner wall of the shell (4) and is fixedly connected to the left end of the first crushing roller (5) on the front side. A collecting port (9) is fixedly connected to the top of the shell (4). A filtering assembly is provided on the bottom wall of the shell (4). A conveying mechanism (2) is provided on the front side of the top wall of the base (1).

2. The shield machine slag cake crushing device according to claim 1, characterized in that: The conveying mechanism (2) comprises a fixed plate (201), the bottom wall of the fixed plate (201) is fixedly connected to the front side of the top wall of the base (1), the left end of the rear side of the fixed plate (201) is fixedly connected to a first motor (202), the output end of the first motor (202) is fixedly connected to a threaded rod (203), the outer wall of the threaded rod (203) is threadedly connected to a collection box (204), and the right end of the rear side of the fixed plate (201) is fixedly connected to a sliding column (205).

3. The shield machine slag cake crushing device according to claim 1, characterized in that: The filter assembly comprises a discharge port (11), the discharge port (11) being threadedly connected to the bottom wall of the outer shell (4), a threaded ring (10) being provided at the top end of the outer wall of the discharge port (11), and a filter plate (12) being installed at the bottom end of the inner wall of the discharge port (11).

4. The shield machine slag cake crushing device according to claim 2 is characterized in that: A shielding plate (15) is fixedly connected to the top of the rear side of the fixing plate (201).

5. The shield machine slag cake crushing device according to claim 1, characterized in that: A brake component (206) is fixedly connected to the rear side of the top wall of the base platform (1).

6. The shield machine slag cake crushing device according to claim 1, characterized in that: A control switch (13) is fixedly connected to the right side of the support frame (3), and the control switch (13) is electrically connected to the first motor (202) and the second motor (7) respectively.

7. The shield machine slag cake crushing device according to claim 6, characterized in that: A protective shell (14) is provided on the front side of the control switch (13), and the rear side of the protective shell (14) is rotatably connected to the front side of the support frame (3) via a hinge.

8. The shield machine slag cake crushing device according to claim 1, characterized in that: The left and right sides of the bottom wall of the shell (4) are both provided with inclined surfaces.

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