High-strength shield tunneling machine cutter

Abstract

The utility model relates to the technical field of shield tunneling machine cutters, and discloses a high-strength shield tunneling machine cutter which comprises a smashing mechanism, a rotating mechanism and a stone crushing mechanism, the smashing mechanism is located in front of the rotating mechanism, the rotating mechanism is located outside the stone crushing mechanism, and the smashing mechanism comprises a containing groove, a fixing rod and a blade. The storage grooves are fixedly formed in the front end of the rotating mechanism and distributed at equal intervals, the fixing rods are fixedly installed at the inner ends of the storage grooves, and the blades are movably installed at the outer ends of the fixing rods and movably connected with the fixing rods. According to the high-strength shield tunneling machine cutter, the smashing mechanism is installed, the position of a containing groove is limited through an auxiliary plate, the containing groove can be conveniently fixed, so that other parts can be arranged, the position of a fixing rod is limited through the containing groove, the position of a blade is limited through the fixing rod, the blade can be conveniently fixed, and the auxiliary plate can rotate to drive the blade to rotate; and therefore, the rock is crushed.

Description

Technical Field

[0001] The utility model relates to the technical field of shield machine cutters, in particular to a high-strength shield machine cutter. Background Art

[0002] The shield tunnel boring machine, referred to as the shield machine, is a special engineering machinery for tunnel excavation. It has the functions of excavating and cutting soil, transporting soil ballast, assembling tunnel lining, measuring and guiding deviation correction, etc. The shield machine cutter is the main component for excavating tunnels;

[0003] Currently, the shield machine cutter is installed in front of the shield machine, and the rock in front is crushed when the shield machine moves forward, thereby digging a tunnel, which takes a short time and has high excavation efficiency;

[0004] However, the existing shield machine cutters wear out greatly during excavation, and the blades need to be replaced every two hours, which is cost-effective and the excavation intensity is not high. Utility Model Content

[0005] 1. Technical issues to be resolved

[0006] The purpose of the utility model is to provide a high-strength shield machine cutter to solve the problem in the above background technology that the existing shield machine cutters are greatly worn during excavation, the blades need to be replaced every two hours, which is cost-intensive, and the excavation strength is not high.

[0007] (II) Technical solution

[0008] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a high-strength shield machine cutter, comprising a crushing mechanism, a rotating mechanism and a stone crushing mechanism, wherein the crushing mechanism is located in front of the rotating mechanism, and the rotating mechanism is located outside the stone crushing mechanism. The crushing mechanism comprises a storage groove, a fixing rod and a blade, wherein the storage groove is fixedly arranged at the front end of the rotating mechanism, and the storage grooves are equidistantly distributed. The fixing rod is fixedly installed at the inner end of the storage groove, and the blade is movably installed at the outer end of the fixing rod, and the blade is movably connected to the fixing rod.

[0009] Preferably, the rotating mechanism includes a cylinder head, a motor, a connecting rod, a fixed plate, a fixed block and an auxiliary plate. The cylinder head is fixedly arranged on the rear side of the storage slot, and the motor is fixedly installed on the inner end of the cylinder head. The position of the motor is limited by the cylinder head, which facilitates the fixing of the motor and the operation of the motor.

[0010] Preferably, the connecting rod 1 is fixedly mounted on the transmission end of the motor, and the fixed plate is fixedly mounted on the front end of the connecting rod and is located at the front end of the cylinder head. The fixed plate is adapted to the cylinder head, and the position of the connecting rod 1 is limited by the motor. The connecting rod 1 and the cylinder head limit the position of the fixed plate, so that the motor can drive the connecting rod 1 to rotate, thereby driving the fixed plate to rotate, so as to close the cylinder head.

[0011] Preferably, the fixed block is fixedly installed at the front end of the fixed plate, the auxiliary plate is fixedly installed at the front end of the fixed plate and is located at the outer end of the fixed block, the auxiliary plates are equidistantly distributed, and the position of the fixed block is limited by the fixed plate. The fixed plate and the fixed block limit the position of the auxiliary plate, which is convenient for fixing the fixed block, thereby facilitating equal division of the auxiliary plates.

[0012] Preferably, the stone crushing mechanism includes an electric push rod, a second connecting rod, a movable plate, an auxiliary rod and a drill bit. The electric push rod is fixedly installed on the inner end of the barrel head. The position of the electric push rod is limited by the barrel head, which facilitates the fixing of the electric push rod and the operation of the electric push rod.

[0013] Preferably, the second connecting rod is fixedly mounted on the transmission end of the electric push rod, the movable plate is fixedly mounted on the front end of the second connecting rod and is located at the outer end of the first connecting rod, the movable plate and the first connecting rod are movably connected, the position of the second connecting rod is limited by the electric push rod, and the position of the movable plate is limited by the second connecting rod, so that the electric push rod can drive the second connecting rod to move forward and backward, thereby driving the movable plate to move forward and backward.

[0014] Compared with the prior art, the beneficial effects of the utility model are:

[0015] 1. The high-strength shield machine cutter is equipped with a crushing mechanism. The position of the storage slot is limited by the auxiliary plate, which is convenient for fixing the storage slot, so that other parts can be installed. The position of the fixing rod is limited by the storage slot, and the fixing rod limits the position of the blade, which is convenient for fixing the blade. The auxiliary plate can rotate to drive the blade to rotate, so as to crush the rock;

[0016] 2. The high-strength shield machine cutter is equipped with a rotating mechanism, and the position of the motor is limited by the barrel head, which is convenient for fixing the motor and working. The position of the connecting rod 1 is limited by the motor, and the connecting rod 1 and the barrel head define the position of the fixed plate, so that the motor can drive the connecting rod 1 to rotate, thereby driving the fixed plate to rotate, which is convenient for closing the barrel head. The position of the fixed block is limited by the fixed plate, and the fixed plate and the fixed block define the position of the auxiliary plate, which is convenient for fixing the fixed block, thereby facilitating the equalization of the auxiliary plate;

[0017] 3. The high-strength shield machine cutter is equipped with a stone crushing mechanism. The position of the electric push rod is limited by the barrel head, which is convenient for fixing the electric push rod and facilitating the electric push rod to work. The position of the connecting rod 2 is limited by the electric push rod, and the connecting rod 2 defines the position of the movable plate, so that the electric push rod can drive the connecting rod 2 to move forward and backward, thereby driving the movable plate to move forward and backward. The position of the auxiliary rod is limited by the movable plate and the fixed plate, and the auxiliary rod defines the position of the drill bit, which is convenient for fixing the auxiliary rod, and the movable plate moves to drive the auxiliary rod to move forward and backward, thereby driving the drill bit to move forward and backward, so that the rock can be crushed first, and then the blade is used to crush it, thereby increasing the use intensity of the blade. BRIEF DESCRIPTION OF THE DRAWINGS

[0018] Figure 1 It is a schematic diagram of the three-dimensional structure of the utility model;

[0019] Figure 2 This is a side view of the structure of the utility model;

[0020] Figure 3 This is a schematic diagram of the cross-sectional structure of the utility model;

[0021] Figure 4 This is a schematic diagram of the front view structure of the utility model;

[0022] Figure 5 It is a schematic diagram of the structure of the pulverizing mechanism of the utility model.

[0023] In the figure: 1. crushing mechanism; 101. storage slot; 102. fixed rod; 103. blade; 2. rotating mechanism; 201. cylinder head; 202. motor; 203. connecting rod 1; 204. fixed plate; 205. fixed block; 206. auxiliary plate; 3. stone crushing mechanism; 301. electric push rod; 302. connecting rod 2; 303. movable plate; 304. auxiliary rod; 305. drill bit. DETAILED DESCRIPTION

[0024] 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.

[0025] See also Figure 1-Figure 5The utility model provides a technical solution: a high-strength shield machine cutter, comprising a crushing mechanism 1, a rotating mechanism 2 and a stone crushing mechanism 3, the crushing mechanism 1 is located in front of the rotating mechanism 2, the rotating mechanism 2 is located outside the stone crushing mechanism 3, the crushing mechanism 1 comprises a storage groove 101, a fixed rod 102 and a blade 103, the storage groove 101 is fixedly arranged at the front end of the rotating mechanism 2, the storage grooves 101 are equidistantly distributed, the fixed rod 102 is fixedly installed at the inner end of the storage groove 101, the blade 103 is movably installed at the outer end of the fixed rod 102, and the blade 103 is movably connected to the fixed rod 102;

[0026] The rotating mechanism 2 includes a barrel head 201, a motor 202, a connecting rod 203, a fixing plate 204, a fixing block 205 and an auxiliary plate 206. The barrel head 201 is fixedly arranged at the rear side of the storage slot 101. The motor 202 is fixedly installed at the inner end of the barrel head 201. The position of the motor 202 is limited by the barrel head 201, which is convenient for fixing the motor 202 and facilitating the motor 202 to work. The connecting rod 203 is fixedly installed at the transmission end of the motor 202. The fixing plate 204 is fixedly installed at the front end of the connecting rod and is located at the front end of the barrel head 201. The fixing plate 204 is adapted to the barrel head 201. The position of the connecting rod 203 is limited by the motor 202. The connecting rod 1 203 and the barrel head 201 define the position of the fixed plate 204, so that the motor 202 can drive the connecting rod 1 203 to rotate, thereby driving the fixed plate 204 to rotate, so as to close the barrel head 201. The fixed block 205 is fixedly installed at the front end of the fixed plate 204, and the auxiliary plate 206 is fixedly installed at the front end of the fixed plate 204 and located at the outer end of the fixed block 205. The auxiliary plates 206 are equidistantly distributed, and the position of the fixed block 205 is defined by the fixed plate 204. The fixed plate 204 and the fixed block 205 define the position of the auxiliary plate 206, so as to fix the fixed block 205, thereby facilitating the equalization of the auxiliary plate 206.

[0027] The stone crushing mechanism 3 includes an electric push rod 301, a second connecting rod 302, a movable plate 303, an auxiliary rod 304 and a drill bit 305. The electric push rod 301 is fixedly installed on the inner end of the barrel head 201. The position of the electric push rod 301 is limited by the barrel head 201, which is convenient for fixing the electric push rod 301 and facilitating the electric push rod 301 to work. The second connecting rod 302 is fixedly installed on the transmission end of the electric push rod 301. The movable plate 303 is fixedly installed on the front end of the second connecting rod 302 and is located at the outer end of the first connecting rod 203. The movable plate 303 is movably connected to the first connecting rod 203. The position of the second connecting rod 302 is limited by the electric push rod 301, and the position of the movable plate 303 is limited by the second connecting rod 302. 301 can drive the connecting rod 2 302 to move forward and backward, thereby driving the movable plate 303 to move forward and backward. The auxiliary rod 304 is fixedly installed at the front end of the movable plate 303 and passes through the fixed plate 204. The auxiliary rods 304 are equidistantly distributed. The drill bit 305 is fixedly installed at the front end of the auxiliary rod 304. The position of the auxiliary rod 304 is limited by the movable plate 303 and the fixed plate 204. The auxiliary rod 304 limits the position of the drill bit 305, which is convenient for fixing the auxiliary rod 304 and facilitating the movable plate 303 to move and drive the auxiliary rod 304 to move forward and backward, thereby driving the drill bit 305 to move forward and backward, so that the rock can be crushed first, and then the blade 103 is used to crush it, thereby increasing the use strength of the blade 103.

[0028] Working principle: the barrel head 201 defines the position of the motor 202, so that the motor 202 can be fixed and the motor 202 can work. The motor 202 defines the position of the connecting rod 203. The connecting rod 203 and the barrel head 201 define the position of the fixing plate 204, so that the motor 202 can drive the connecting rod 203 to rotate, thereby driving the fixing plate 204 to rotate, so that the barrel head 201 can be closed. The fixing plate 204 defines the position of the fixing block 205. The fixing plate 204 and the fixing block 205 define the position of the auxiliary plate 206, so that the fixing block 205 can be fixed, so that the auxiliary plate 206 can be evenly divided. The position of the storage slot 101 is defined by the auxiliary plate 206, so that the storage slot 101 can be fixed, so that other parts can be installed. The storage slot 101 defines the position of the fixing rod 102, and the fixing rod 102 defines the position of the blade 103, so that the blade 103 can be fixed. The auxiliary plate 206 is fixed, so that the rotation of the auxiliary plate 206 can drive the blade 103 to rotate, thereby crushing the rock. The barrel head 201 limits the position of the electric push rod 301, which is convenient for fixing the electric push rod 301 and facilitating the electric push rod 301 to work. The electric push rod 301 limits the position of the connecting rod 2 302, and the connecting rod 2 302 limits the position of the movable plate 303, so that the electric push rod 301 can drive the connecting rod 2 302 to move back and forth, thereby driving the movable plate 303 to move back and forth. The movable plate 303 and the fixed plate 204 define the position of the auxiliary rod 304, and the auxiliary rod 304 defines the position of the drill bit 305, so that the auxiliary rod 304 can be fixed, so that the movable plate 303 moves and drives the auxiliary rod 304 to move back and forth, thereby driving the drill bit 305 to move back and forth, so that the rock can be crushed first, and then the blade 103 is used to crush it, thereby increasing the use intensity of the blade 103.

[0029] Finally, it should be noted that the above content is only used to illustrate the technical solution of the utility model, rather than to limit the protection scope of the utility model. Simple modifications or equivalent substitutions of the technical solution of the utility model by ordinary technicians in this field do not deviate from the essence and scope of the technical solution of the utility model.

Claims

1. A high-strength shield machine cutter, comprising a crushing mechanism (1), a rotating mechanism (2) and a stone crushing mechanism (3), characterized in that: The crushing mechanism (1) is located in front of the rotating mechanism (2), and the rotating mechanism (2) is located outside the stone crushing mechanism (3). The crushing mechanism (1) comprises a storage groove (101), a fixing rod (102) and a blade (103). The storage groove (101) is fixedly arranged at the front end of the rotating mechanism (2), and the storage grooves (101) are distributed at equal intervals. The fixing rod (102) is fixedly installed at the inner end of the storage groove (101), and the blade (103) is movably installed at the outer end of the fixing rod (102). The blade (103) and the fixing rod (102) are movably connected.

2. A high-strength shield machine cutter according to claim 1, characterized in that: The rotating mechanism (2) comprises a cylinder head (201), a motor (202), a connecting rod (203), a fixing plate (204), a fixing block (205) and an auxiliary plate (206); the cylinder head (201) is fixedly arranged on the rear side of the storage slot (101); and the motor (202) is fixedly installed on the inner end of the cylinder head (201).

3. A high-strength shield machine cutter according to claim 2, characterized in that: The connecting rod 1 (203) is fixedly mounted on the transmission end of the motor (202), the fixing plate (204) is fixedly mounted on the front end of the connecting rod and is located at the front end of the barrel head (201), and the fixing plate (204) is adapted to the barrel head (201).

4. A high-strength shield machine cutter according to claim 3, characterized in that: The fixing block (205) is fixedly mounted on the front end of the fixing plate (204), the auxiliary plate (206) is fixedly mounted on the front end of the fixing plate (204) and is located at the outer end of the fixing block (205), and the auxiliary plates (206) are distributed at equal distances.

5. A high-strength shield machine cutter according to claim 4, characterized in that: The stone crushing mechanism (3) comprises an electric push rod (301), a second connecting rod (302), a movable plate (303), an auxiliary rod (304) and a drill bit (305), and the electric push rod (301) is fixedly mounted on the inner end of the barrel head (201).

6. A high-strength shield machine cutter according to claim 5, characterized in that: The second connecting rod (302) is fixedly installed on the transmission end of the electric push rod (301), and the movable plate (303) is fixedly installed on the front end of the second connecting rod (302) and is located at the outer end of the first connecting rod (203). The movable plate (303) is movably connected to the first connecting rod (203).

7. A high-strength shield machine cutter according to claim 6, characterized in that: The auxiliary rod (304) is fixedly mounted on the front end of the movable plate (303) and penetrates the fixed plate (204); the auxiliary rods (304) are distributed at equal intervals; and the drill bit (305) is fixedly mounted on the front end of the auxiliary rod (304).

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