Shield tunneling machine cutterhead cleaning device

Abstract

The invention discloses a shield tunneling machine cutterhead cleaning device. The shield tunneling machine cutterhead cleaning device comprises a shield tunneling machine shell and a storage protection mechanism. A cutter head is arranged at the left end of the shield tunneling machine shell, cutter heads are arranged in mounting holes in the surface of the cutter head, and a mounting frame is arranged on the inner arc surface of the shield tunneling machine shell; the storage protection mechanism comprises a storage shell, a first sliding plate, an adjusting shell and supporting plates, the storage shell is arranged on the inner arc face of the mounting frame, the first sliding plate is slidably connected to the interior of the storage shell, the adjusting shell is rotatably connected to the middle of the first sliding plate, and the supporting plates are arranged on the inner arc face of the adjusting shell. According to the shield tunneling machine cutterhead cleaning device, the cleaning spray head can be conveniently stored in the protection shell in a horizontal state, long-time exposure of the cleaning spray head is avoided, external dust is prevented from entering a water outlet of the spray head, the probability of blockage of the cleaning spray head is reduced, normal work of the shield tunneling machine cutterhead cleaning device is guaranteed, and high-pressure cleaning water flow flushes stubborn stains at different angles.

Description

Technical Field

[0001] The invention relates to the technical field of shield machine cutter head cleaning, in particular to a shield machine cutter head cleaning device. Background Art

[0002] During the excavation process of the shield machine, the cutter disc will cut rocks and soil, and the excavated slag will be transported out through a screw conveyor. However, due to the characteristics of the soil, mud cakes will accumulate in the cutter disc and the soil bin, resulting in a decrease in cutting efficiency, and may even damage the cutter disc, which will affect the cutting efficiency and stability of the cutter disc. Therefore, the cutter disc of the shield machine needs to be cleaned. By cleaning, the cutter disc of the shield machine can be kept clean and operate efficiently, and mud cakes and other impurities can be prevented from affecting the cutting efficiency of the cutter disc and the normal operation of the machine. Cleaning the cutter disc can ensure that the shield machine works continuously and stably, and avoid overheating and blockage caused by soil accumulation, thereby ensuring the safety and progress of the construction. In the prior art, the cutter disc of the shield machine is often cleaned with high-pressure water flow. By arranging a high-pressure nozzle inside the shield machine, the water jet sprayed by the high-pressure nozzle is used to break and clean the slurry on the back of the cutter disc, which can reduce the input of labor, but the cleaning nozzle is mostly in a directly exposed state. Affected by the dust in the excavation environment, the water outlet of the cleaning nozzle is prone to blockage, affecting the normal use of the cleaning device. Summary of the invention

[0003] The technical problem to be solved by the present invention is to overcome the existing defects and provide a shield machine cutter disc cleaning device, so that the cleaning nozzle can be stored in a horizontal state inside the protective shell, avoiding the cleaning nozzle from being exposed for a long time, blocking external dust from entering the water outlet of the nozzle, reducing the probability of clogging of the cleaning nozzle, ensuring the normal operation of the shield machine cutter disc cleaning device, and effectively solving the problems in the background technology.

[0004] To achieve the above-mentioned purpose, the present invention provides the following technical solutions: a shield machine cutterhead cleaning device, comprising a shield machine housing and a storage protection mechanism; Shield machine housing: a cutterhead is provided at its left end, cutter heads are provided in the mounting holes on the surface of the cutterhead, and a mounting frame is provided on the inner arc surface of the shield machine housing; Storage and protection mechanism: it includes a storage shell, a slide plate, an adjustment shell and a support plate, the storage shells are respectively arranged on the inner arc surface of the mounting frame, the interior of the storage shell is slidably connected with a slide plate, the middle part of the slide plate is rotatably connected with the adjustment shell, the inner arc surface of the adjustment shell is respectively provided with support plates, and the two support plates in the same adjustment shell are rotatably connected with a cleaning nozzle through a rotating shaft, and the cleaning nozzle is controlled to move up and down and adjust the tilt angle by the up and down movement of the slide plate 2, so that the cleaning nozzle can be stored in the protective shell in a horizontal state to avoid the cleaning nozzle being exposed for a long time, block external dust from entering the water outlet of the nozzle, reduce the probability of clogging of the cleaning nozzle, and ensure the normal operation of the shield machine cutter disc cleaning device. During the cleaning process, the cleaning angle can be changed so that the high-pressure cleaning water flow can rinse stubborn stains at different angles, thereby improving the cleaning effect of the shield machine cutter disc.

[0005] Furthermore, the storage protection mechanism also includes a connecting rotating plate, a second slide plate and a spring. The second slide plate is slidably connected to the inside of the storage shell. The middle part of the second slide plate is rotatably connected to the connecting rotating plate. The lower end of the connecting rotating plate is rotatably connected to the cleaning nozzle through a second rotating shaft. Three springs are respectively provided between the second slide plate and the first slide plate to facilitate the movement of the first slide plate and the rotation of the cleaning nozzle.

[0006] Furthermore, the storage and protection mechanism also includes an electric push rod, which is respectively arranged inside the storage shell, and the telescopic ends of the electric push rod respectively pass through the through holes on the surface of the first slide and are fixedly connected to the second slide. The spring is movably sleeved on the outer arc surface of the electric push rod, and the input end of the electric push rod is electrically connected to the output end of the shield machine controller to provide power for the movement of the second slide.

[0007] Furthermore, it also includes an adjustment mechanism, which includes a guide column and a swivel, and the swivel is rotatably connected to the inner arc surface of the slide plate two, and the upper end of the connecting swivel plate is rotatably connected to the support plate on the inner arc surface of the swivel through the rotating shaft three, and the inner arc surface of the swivel is provided with a guide plate, and the inside of the guide plate is vertically slidably connected with a guide column, and the end heads of the guide columns are fixedly connected to the support plates, respectively, to facilitate the synchronous rotation of the connecting swivel plate and the adjustment shell.

[0008] Furthermore, the adjustment mechanism also includes an outer gear ring, a gear and a motor. The outer gear ring is respectively arranged on the outer arc surface of the rotating ring, and the motor is respectively arranged on the outer edge of the second slide. Gears are provided at the end of the output shaft of the motor, and the gears are meshed and connected with the outer gear ring. The input end of the motor is electrically connected to the output end of the shield machine controller to provide power for the rotation of the rotating ring.

[0009] Furthermore, a camera is provided on the left side of the storage shell, and the output end of the camera is electrically connected to the input end of the shield machine controller to collect image information of the cutter head surface.

[0010] Furthermore, an outer edge of the left side of the storage shell is provided with an illumination lamp, and an input end of the illumination lamp is electrically connected to an output end of the shield machine controller to improve the image acquisition quality of the camera.

[0011] Furthermore, the mounting frame is an annular frame, and the outer arc surface of the mounting frame is respectively provided with connecting holes, the surface of the mounting frame is clamped with connecting frames, the middle part of the connecting frame is respectively threadedly connected with bolts, the bolts are plugged into the connecting holes, and the storage shells are respectively arranged on the surface of the connecting frame, so as to facilitate the adjustment of the installation position of the storage shell.

[0012] Furthermore, it also includes a water inlet pipe, the hard pipe sections of the water inlet pipe are respectively fixedly connected to the mounting holes of the storage shell, and the telescopic hose sections of the water inlet pipe are respectively connected to the water inlet of the cleaning nozzle to transport high-pressure cleaning water.

[0013] Furthermore, an elastic rubber pad is provided at the lower end of the inner wall of the storage shell, and the elastic rubber pad is installed in cooperation with the cleaning nozzle. When the cleaning nozzle is in a horizontally folded state, the end of the cleaning nozzle and the inner wall of the storage shell are sealed.

[0014] Compared with the prior art, the invention has the following beneficial effects: the shield machine cutter head cleaning device has the following advantages: 1. The cleaning nozzle is controlled to move up and down and adjust the tilt angle by moving the slide plate 2 up and down, so that the cleaning nozzle can be stored in the protective shell in a horizontal state, avoiding the cleaning nozzle from being exposed for a long time, blocking external dust from entering the water outlet of the nozzle, reducing the probability of clogging of the cleaning nozzle, and ensuring the normal operation of the shield machine cutter head cleaning device.

[0015] 2. During the cleaning process, the cleaning angle can be changed so that the high-pressure cleaning water flow can flush stubborn stains at different angles to improve the cleaning effect of the shield machine cutter head. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] Figure 1 It is a schematic diagram of the structure of the present invention; Figure 2 It is a schematic diagram of the structure of the explosion-proof storage mechanism of the present invention; Figure 3 It is a schematic structural diagram of the front view of the interior of the storage shell of the present invention; Figure 4 It is a schematic structural diagram of the internal side cross-section of the storage shell of the present invention.

[0017] In the figure: 1 shield machine housing, 2 cutter head, 3 cutter head, 4 mounting frame, 5 storage protection mechanism, 51 storage shell, 52 slide plate 1, 53 adjustment shell, 54 support plate, 55 connecting rotating plate, 56 slide plate 2, 57 electric push rod, 58 spring, 6 cleaning nozzle, 7 adjustment mechanism, 71 outer gear ring, 72 gear, 73 motor, 74 guide column, 75 swivel, 8 water inlet pipe, 9 camera, 10 lighting lamp, 11 connecting frame, 12 bolts, 13 connecting holes, 14 elastic rubber pad. DETAILED DESCRIPTION

[0018] The following will be combined with the drawings in the embodiments of the present invention to clearly and completely describe the technical solutions in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the present invention.

[0019] See also Figure 1-4 ,This embodiment provides a technical solution: a shield machine cutterhead cleaning device, including a shield machine housing 1 and a storage protection mechanism 5; Shield machine housing 1: A cutterhead 2 is provided at its left end to provide support for the setting of the shield machine cutter head. The mounting holes on the surface of the cutterhead 2 are provided with cutter heads 3 to cut the soil. A mounting frame 4 is provided on the inner arc surface of the shield machine housing 1 to provide support for the installation of cleaning components. The storage protection mechanism 5 includes a storage shell 51, a slide plate 52, an adjustment shell 53 and a support plate 54. The storage shell 51 is respectively arranged on the inner arc surface of the mounting frame 4. The interior of the storage shell 51 is slidably connected with the slide plate 52. The middle part of the slide plate 52 is rotatably connected with the adjustment shell 53. The inner arc surface of the adjustment shell 53 is respectively provided with a support plate 54. The two support plates 54 in the same adjustment shell 53 are rotatably connected with the cleaning nozzle 6 through the rotating shaft 1. The storage protection mechanism 5 also includes a connecting rotating plate 55, a slide plate 56 and a spring 58. The slide plate 56 is respectively slidably connected to the interior of the storage shell 51. The middle part of the slide plate 56 is rotatably connected with the connecting rotating plate 55. The lower end of the connecting rotating plate 55 is rotatably connected with the cleaning nozzle 6 through the rotating shaft 2. Three springs 58 are respectively arranged between the second plate 56 and the first slide plate 52. The storage protection mechanism 5 also includes an electric push rod 57, which is respectively arranged inside the storage shell 51. The telescopic ends of the electric push rod 57 respectively pass through the through holes on the surface of the first slide plate 52 and are fixedly connected to the second slide plate 56. The spring 58 is movably sleeved on the outer arc surface of the electric push rod 57. The input end of the electric push rod 57 is electrically connected to the output end of the shield machine controller. When the electric push rod 57 is started, the telescopic end of the electric push rod 57 drives the second slide plate 56 to move. Under the elastic connection of the spring 58, the first slide plate 52 and the storage shell 51 are driven to move together, so that the storage shell 51 extends out through the opening on the surface of the storage shell 51. When the first slide plate 52 contacts the inner wall of the storage shell 51, the first slide plate 52 The cleaning nozzle 6 is then moved to the horizontal position by adjusting the housing 53. The housing 53 is adjusted to a ... The input end of the shield machine controller collects image information on the surface of the shield machine cutter head, which is convenient for adjusting the cleaning angle. The outer edge of the left side of the storage shell 51 is provided with a lighting lamp 10. The input end of the lighting lamp 10 is electrically connected to the output end of the shield machine controller to provide lighting, which is convenient for the image collection of the camera 9. The mounting frame 4 is an annular frame. The outer arc surface of the mounting frame 4 is respectively provided with connecting holes 13. The surface of the mounting frame 4 is clamped with a connecting frame 11. The middle part of the connecting frame 11 is respectively threadedly connected with bolts 12, and the bolts 12 are plugged into the connecting holes 13. The storage shells 51 are respectively arranged on the surface of the connecting frame 11. According to the plugging of the bolts 12 with the connecting holes 13 at different positions, it is convenient to change the installation position of the cleaning component. It also includes a water inlet pipe 8.The hard pipe sections of the water inlet pipe 8 are respectively fixedly connected to the mounting holes of the storage shell 51, and the telescopic hose sections of the water inlet pipe 8 are respectively connected to the water inlet of the cleaning nozzle 6 to transport the high-pressure cleaning water flow. The lower end of the inner wall of the storage shell 51 is provided with an elastic rubber pad 14, which is installed in conjunction with the cleaning nozzle 6. When the cleaning nozzle 6 is horizontally folded, the end of the cleaning nozzle 6 and the inner wall of the storage shell 51 are sealed to prevent external dust from entering the water outlet of the cleaning nozzle 6; The adjusting mechanism 7 also includes a guide column 74 and a rotating ring 75. The rotating ring 75 is rotatably connected to the inner arc surface of the slide plate 56. The upper end of the connecting rotating plate 55 is rotatably connected to the support plate of the inner arc surface of the rotating ring 75 through the rotating shaft 3. The inner arc surface of the rotating ring 75 is provided with a guide plate. The inside of the guide plate is vertically slidably connected with the guide column 74. The end of the guide column 74 is fixedly connected to the support plate 54. The adjusting mechanism 7 also includes an outer gear ring 71, a gear 72 and a motor 73. The outer gear ring 71 is respectively arranged on the outer arc surface of the rotating ring 75. The motor 73 is respectively arranged on the slide plate 56. 6, a gear 72 is provided at the end of the output shaft of the motor 73, the gear 72 is meshed with the outer gear ring 71, the input end of the motor 73 is electrically connected to the output end of the shield machine controller, the motor 73 is started, and the output shaft of the motor 73 drives the gear 72 to rotate, and the outer gear ring 71 is meshed with the gear 72, so that the outer gear ring 71 drives the rotating ring 75 to rotate, and under the guide support of the guide column 74, the adjusting shell 53 and the cleaning nozzle 6 inside it also rotate accordingly, the horizontal angle of the cleaning nozzle 6 is adjusted, the cleaning angle is changed, and the cleaning effect is improved.

[0020] The working principle of a shield machine cutter disc cleaning device provided by the present invention is as follows: during the use of the shield machine, when it is necessary to clean the surface of the cutter disc 2, the electric push rod 57 is started by the shield machine controller, and the telescopic end of the electric push rod 57 drives the slide plate 2 56 to move, and under the elastic connection of the spring 58, drives the slide plate 1 52 and the storage shell 51 to move together, so that the storage shell 51 extends out through the opening on the surface of the storage shell 51. When the slide plate 1 52 contacts the inner wall of the storage shell 51, the slide plate 1 52 cannot continue to move. At this time, the storage shell 51 extends into place. At this time, the external high-pressure water flow can be sprayed from the cleaning nozzle 6 through the water inlet pipe 8 to clean the shield machine cutter disc. During the cleaning process, the slide plate 2 56 continues to move, which will overcome the elastic force of the spring 58, and drive the cleaning nozzle 6 to rotate around the rotating shaft under the connection of the rotating plate 55. The first slide plate 56 is rotated around the center to adjust the inclination angle of the cleaning nozzle 6, and the motor 73 is started at the same time. The output shaft of the motor 73 drives the gear 72 to rotate, and the outer gear ring 71 is meshed with the gear 72 to drive the rotating ring 75 to rotate. Under the guidance and support of the guide column 74, the adjusting shell 53 and the cleaning nozzle 6 inside it are also rotated, and the horizontal angle of the cleaning nozzle 6 is adjusted, the cleaning angle is changed, and the cleaning effect is improved. After cleaning, the slide plate 56 is reset, and the distance between the slide plate 1 52 and the slide plate 2 56 is increased under the elastic force of the spring 58. The cleaning nozzle 6 is rotated to a horizontal state by connecting the rotating plate 55, and then the adjusting shell 53 is stored in the storage shell 51 to avoid the cleaning nozzle 6 being exposed for a long time and reduce the probability of clogging of the cleaning nozzle 6.

[0021] It is worth noting that the electric push rod 57, motor 73, camera 9 and lighting 10 disclosed in the above embodiments can be freely configured according to the actual application scenario. The electric push rod 57 can use the ANT-52 model electric push rod, the motor 73 can use the D08LD40-48A-30S model motor, the camera 9 can use the KN-HP857-4D model high-definition camera, and the lighting 10 can use the SYGP-FT model lighting lamp. The shield machine controller controls the operation of the electric push rod 57, motor 73, camera 9 and lighting 10 using methods commonly used in the prior art.

[0022] The above are only embodiments of the present invention, and are not intended to limit the patent scope of the present invention. Any equivalent structure or equivalent process transformation made using the contents of the present invention specification and drawings, or directly or indirectly applied in other related technical fields, are also included in the patent protection scope of the present invention.

Claims

1. A shield machine cutterhead cleaning device, characterized in that: It comprises a shield machine casing (1) and a storage protection mechanism (5); A shield machine casing (1): a cutter head (2) is provided at the left end thereof, a cutter head (3) is provided in each mounting hole on the surface of the cutter head (2), and a mounting frame (4) is provided on the inner arc surface of the shield machine casing (1); A storage protection mechanism (5): comprising a storage shell (51), a slide plate (52), an adjustment shell (53) and a support plate (54); the storage shell (51) is respectively arranged on the inner arc surface of the mounting frame (4); the interior of the storage shell (51) is slidably connected to the slide plate (52); the middle of the slide plate (52) is rotatably connected to the adjustment shell (53); the inner arc surface of the adjustment shell (53) is respectively provided with a support plate (54); and the two support plates (54) in the same adjustment shell (53) are rotatably connected to the cleaning nozzle (6) via a rotating shaft (1).

2. A shield machine cutterhead cleaning device according to claim 1, characterized in that: The storage protection mechanism (5) further comprises a connecting rotating plate (55), a second sliding plate (56) and a spring (58). The second sliding plate (56) is slidably connected to the inside of the storage shell (51). The middle part of the second sliding plate (56) is rotatably connected to the connecting rotating plate (55). The lower end of the connecting rotating plate (55) is rotatably connected to the cleaning nozzle (6) via a second rotating shaft. Three springs (58) are respectively provided between the second sliding plate (56) and the first sliding plate (52).

3. A shield machine cutterhead cleaning device according to claim 2, characterized in that: The storage protection mechanism (5) further comprises an electric push rod (57), wherein the electric push rod (57) is respectively arranged inside the storage shell (51), the telescopic ends of the electric push rod (57) respectively pass through the through holes on the surface of the first slide plate (52) and are fixedly connected to the second slide plate (56), the spring (58) is movably sleeved on the outer arc surface of the electric push rod (57), and the input end of the electric push rod (57) is electrically connected to the output end of the shield machine controller.

4. A shield machine cutterhead cleaning device according to claim 2, characterized in that: The device also includes an adjustment mechanism (7), which includes a guide column (74) and a rotating ring (75), wherein the rotating ring (75) is rotatably connected to the inner arc surface of the second slide plate (56), and the upper end of the connecting rotating plate (55) is rotatably connected to the support plate on the inner arc surface of the rotating ring (75) through a rotating shaft (3), and the inner arc surface of the rotating ring (75) is provided with a guide plate, and the inside of the guide plate is vertically slidably connected to the guide column (74), and the end of the guide column (74) is fixedly connected to the support plate (54).

5. A shield machine cutterhead cleaning device according to claim 4, characterized in that: The adjustment mechanism (7) further comprises an outer gear ring (71), a gear (72) and a motor (73); the outer gear ring (71) is respectively arranged on the outer arc surface of the rotating ring (75); the motor (73) is respectively arranged on the outer edge of the second slide plate (56); the output shaft end of the motor (73) is provided with a gear (72); the gear (72) is meshingly connected with the outer gear ring (71); and the input end of the motor (73) is electrically connected to the output end of the shield machine controller.

6. A shield machine cutterhead cleaning device according to claim 1, characterized in that: A camera (9) is provided on the left side of the storage shell (51), and an output end of the camera (9) is electrically connected to an input end of a shield machine controller.

7. A shield machine cutterhead cleaning device according to claim 1, characterized in that: The outer edge of the left side of the storage shell (51) is provided with an illumination lamp (10), and the input end of the illumination lamp (10) is electrically connected to the output end of the shield machine controller.

8. The shield machine cutterhead cleaning device according to claim 1, characterized in that: The mounting frame (4) is an annular frame, and the outer arc surface of the mounting frame (4) is respectively provided with connection holes (13), the surface of the mounting frame (4) is clamped with a connection frame (11), the middle part of the connection frame (11) is respectively threadedly connected with a bolt (12), the bolt (12) is plugged into the connection hole (13), and the storage shell (51) is respectively arranged on the surface of the connection frame (11).

9. A shield machine cutterhead cleaning device according to claim 1, characterized in that: It also comprises a water inlet pipe (8), wherein the hard pipe sections of the water inlet pipe (8) are respectively fixedly connected to the mounting holes of the storage shell (51), and the telescopic hose sections of the water inlet pipe (8) are respectively connected to the water inlet of the cleaning nozzle (6).

10. The shield machine cutterhead cleaning device according to claim 1, characterized in that: An elastic rubber pad (14) is provided at the lower end of the inner wall of the storage shell (51), and the elastic rubber pad (14) is installed in coordination with the cleaning nozzle (6).

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