CN107476362B - Tunnel excavating device - Google Patents
Tunnel excavating device Download PDFInfo
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- CN107476362B CN107476362B CN201710662781.4A CN201710662781A CN107476362B CN 107476362 B CN107476362 B CN 107476362B CN 201710662781 A CN201710662781 A CN 201710662781A CN 107476362 B CN107476362 B CN 107476362B
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- motor
- bottom plate
- hydraulic pump
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- excavator
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- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02F—DREDGING; SOIL-SHIFTING
- E02F3/00—Dredgers; Soil-shifting machines
- E02F3/04—Dredgers; Soil-shifting machines mechanically-driven
- E02F3/28—Dredgers; Soil-shifting machines mechanically-driven with digging tools mounted on a dipper- or bucket-arm, i.e. there is either one arm or a pair of arms, e.g. dippers, buckets
- E02F3/30—Dredgers; Soil-shifting machines mechanically-driven with digging tools mounted on a dipper- or bucket-arm, i.e. there is either one arm or a pair of arms, e.g. dippers, buckets with a dipper-arm pivoted on a cantilever beam, i.e. boom
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- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02F—DREDGING; SOIL-SHIFTING
- E02F9/00—Component parts of dredgers or soil-shifting machines, not restricted to one of the kinds covered by groups E02F3/00 - E02F7/00
- E02F9/20—Drives; Control devices
- E02F9/22—Hydraulic or pneumatic drives
- E02F9/2264—Arrangements or adaptations of elements for hydraulic drives
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- Engineering & Computer Science (AREA)
- Mining & Mineral Resources (AREA)
- Civil Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Structural Engineering (AREA)
- Mechanical Engineering (AREA)
- Excavating Of Shafts Or Tunnels (AREA)
Abstract
The invention discloses a tunnel excavation device, and relates to the technical field of tunnel construction. The utility model provides a tunnel excavating device, includes the excavator, the bottom plate bottom sets up a plurality of universal wheels, set up the water tank on the bottom plate, set up the opening on the water tank, water tank one side sets up first motor and hydraulic pump, first motor one side sets up portable power source, install first water pipe between the inlet of hydraulic pump and the opening of water tank, the liquid outlet department of hydraulic pump sets up the second water pipe, the second water pipe is kept away from liquid outlet one end and is set up the shower nozzle, hydraulic pump one side sets up conveyor, conveyor one side sets up the material collecting box, the bottom plate top sets up the safety cover, safety cover both sides lateral wall and bottom plate both sides lateral wall fixed connection. The invention has the beneficial effects that: the device is convenient for removing dust from the dug soil blocks, can also clear away the soil blocks dug by the excavator in time, shortens the construction time and improves the digging efficiency.
Description
Technical Field
The invention mainly relates to the technical field of tunnel construction, in particular to a tunnel excavating device.
Background
In the excavation construction process of the tunnel, the mountain is usually planned and excavated by using an excavator. The excavator excavates the massif, and the clod of digging can cause the raise dust on the one hand, disturbs excavator operating personnel sight, and on the other hand clod causes and piles up, can influence the process that the excavator was excavated, just can continue to excavate the construction after the clod clearance, leads to the tunnel to excavate and expends time long, and is inefficient.
Disclosure of Invention
In order to solve the defects of the prior art, the invention provides the tunnel excavating device which is convenient for removing dust from the excavated soil blocks and can also clean the soil blocks excavated by the excavator in time, thereby shortening the construction time and improving the excavating efficiency.
In order to achieve the purpose, the invention is realized by the following technical scheme:
a tunnel excavating device comprises an excavator, wherein a first connecting ring is arranged on one side, away from an excavator bucket, of the excavator, a spring is arranged on the first connecting ring, a second connecting ring is arranged at one end, away from the first connecting ring, of the spring, a bottom plate is arranged on one side, away from the spring, of the second connecting ring, a plurality of universal wheels are arranged at the bottom of the bottom plate, a water tank is arranged on the bottom plate, an opening is formed in the water tank, a first motor and a hydraulic pump are arranged on one side of the water tank, the first motor and the hydraulic pump are both fixedly connected with the bottom plate, an output shaft of the first motor is connected with the hydraulic pump, a mobile power supply is arranged on one side of the first motor, a first water pipe is installed between a liquid inlet of the hydraulic pump and the opening of the water tank, a second water pipe is arranged at a liquid outlet of, the first motor and the conveying device are connected with a mobile power supply through wires, the conveying device is fixedly connected with the bottom plate, the material collecting box is arranged on one side of the conveying device, the protective cover is arranged above the bottom plate, and the side walls on two sides of the protective cover are fixedly connected with the side walls on two sides of the bottom plate.
The conveying device comprises a second motor, the second motor is connected with a mobile power supply wire, a support seat is arranged at the bottom of the second motor, a speed reducer is arranged on one side, close to the excavator, of the support seat, a fixed plate is arranged on a bottom plate, the bottom of the support seat and the bottom of the speed reducer are both fixedly connected with the fixed plate, a coupler is arranged on an output shaft of the motor, a screw rod is arranged at one end, away from the output shaft of the motor, of the coupler, one end of the screw rod, away from the coupler, penetrates through the speed reducer, the part, located in the speed reducer, of the screw rod is matched with the speed reducer, a machine groove is sleeved on the screw rod, spiral blades are arranged inside the machine groove, first support plates are arranged on two sides of the machine groove, a feed inlet is arranged at the top of the machine groove, the feed inlet, the material conveying device is characterized in that a material conveying pipe is arranged at the bottom of the discharge port and is connected with the discharge port through a flange, one end, far away from the discharge port, of the material conveying pipe is fixedly connected with the material collecting box, and the material conveying pipe is communicated with the material collecting box.
The top of the protective cover is arched.
The hydraulic pump is a gear pump, and belt transmission is performed between the motor output shaft and a driving wheel of the gear pump.
Set up the second backup pad between the first backup pad, the second backup pad is a plurality of, and is a plurality of backup pad and quick-witted groove bottom fixed connection, the screw rod is gone up the cover and is established the rolling bearing, set up the connecting rod on the rolling bearing, set up the through-hole on the quick-witted groove, set up the connector in the through-hole, connector and quick-witted groove fixed connection, rolling bearing one end and connector fixed connection are kept away from to the connecting rod.
The safety cover inner wall sets up first peg and second peg, first peg suits with first water pipe, the second water pipe suits with the second peg.
Compared with the prior art, the invention has the beneficial effects that:
1. according to the invention, through the matched arrangement of the water tank and the hydraulic pump, the dug soil blocks can be dedusted, the interference of raised dust to an excavator operator is reduced, the soil blocks can be cleaned in time, the influence of soil block accumulation on the construction of the excavator is reduced, the excavator can be kept in a running state at any time, the construction time is shortened, and the excavation efficiency is improved.
2. According to the invention, the screw conveyor is adopted to clean the soil blocks, and the soil blocks can be matched with the screw conveyor after being wetted by water, so that the cleaning efficiency is improved.
3. The top of the protective cover is arched, so that the bearing capacity of the protective cover is improved, and the protective cover plays a better protective role on each part of the bottom plate.
4. The hydraulic pump is a gear pump in the device, is small in size, light in pump body, and adopts belt transmission with the motor, so that the device is suitable for the characteristic of narrow track of tunnel excavation, and provides power for water pipe dust removal conveniently.
5. The second backup pad has improved the stability of bolt conveyer conveying with the setting of rolling bearing to the soil block that has effectively ensured to produce in the tunnel excavation can in time effectual clearance go out.
6. First peg and second peg can hang first water pipe and second water pipe when this device is idle, have further optimized this device.
Drawings
FIG. 1 is a front view structural schematic of the present invention;
FIG. 2 is a front view of the shield of the present invention taken away;
FIG. 3 is an enlarged view of section I of the present invention;
FIG. 4 is a right side view schematic of the shield of the present invention;
FIG. 5 is a schematic view of the structure of the conveying device of the present invention.
Reference numerals shown in the drawings: 1. an excavator; 2. a first connecting ring; 3. a spring; 4. a second connection ring; 5. a base plate; 6. a universal wheel; 7. a water tank; 8. an opening; 9. a first motor; 10. a hydraulic pump; 11. a mobile power supply; 12. a first water pipe; 13. a second water pipe; 14. a spray head; 15. a material collecting box; 16. a protective cover; 17. a second motor; 18. a supporting seat; 19. a speed reducer; 20. a fixing plate; 21. a coupling; 22. a screw rod; 23. a machine groove; 24. a helical blade; 25. a first support plate; 26. a feed inlet; 27. a discharge port; 28. a delivery pipe; 29. a second support plate; 30. a pedestal bearing; 31. a connecting rod 32, a through hole; 33. a connector; 34. a first hanging rod; 35. and a second hanging rod.
Detailed Description
The invention is further described with reference to the accompanying drawings and specific embodiments. It should be understood that these examples are for illustrative purposes only and are not intended to limit the scope of the present invention. Further, it should be understood that various changes or modifications of the present invention may be made by those skilled in the art after reading the teaching of the present invention, and these equivalents also fall within the scope of the present application. It should be noted that the terms front and back used in the following description refer to the directions in fig. 2.
A tunnel excavating device comprises an excavator 1, wherein a first connecting ring 2 is arranged on one side, away from an excavator bucket, of the excavator 1, a spring 3 is arranged on the first connecting ring 2, a second connecting ring 4 is arranged on one end, away from the first connecting ring 2, of the spring 3, as shown in figure 1, the first connecting ring, the second connecting ring and the spring are matched with each other, the excavator drives a bottom plate to move forwards, the bottom plate can be separated from the excavator in use, the position can be flexibly adjusted to remove dust and clean soil blocks, the spring has a buffering effect, a bottom plate 5 is arranged on one side, away from the spring 3, of the second connecting ring 4, a plurality of universal wheels 6 are arranged at the bottom of the bottom plate 5, a water tank 7 is arranged on the bottom plate 5, an opening 8 is arranged on the water tank 7, a first motor 9 and a hydraulic pump 10 are arranged on one side of the water tank 7, the first motor 9 and the hydraulic pump 10 are both fixedly connected, first motor 9 one side sets up portable power source 11, install first water pipe 12 between the inlet of hydraulic pump 10 and the opening 8 of water tank 7, the liquid outlet department of hydraulic pump 10 sets up second water pipe 13, second water pipe 13 is kept away from liquid outlet one end and is set up shower nozzle 14, as shown in figure 2, the shower nozzle with the second water pipe be connected with the use adopt current indoor fire hydrant's shower nozzle and the being connected of water pipe can, first connecting pipe also preferentially chooses the material of water pipe in the fire hydrant for use. One side of the hydraulic pump 10 is provided with a conveying device, the first motor 9 and the conveying device are both connected with a mobile power supply 11 through leads, and the mobile power supply supplies power to the first motor and the conveying device. The conveying device is fixedly connected with the bottom plate 5, the material collecting box 15 is arranged on one side of the conveying device, the protective cover 16 is arranged above the bottom plate 5, and the side walls on two sides of the protective cover 16 are fixedly connected with the side walls on two sides of the bottom plate 5. According to the invention, through the matched arrangement of the water tank and the hydraulic pump, the dug soil blocks can be dedusted, the interference of raised dust to an excavator operator is reduced, the soil blocks can be cleaned in time, the influence of soil block accumulation on the construction of the excavator is reduced, the excavator can be kept in a running state at any time, the construction time is shortened, and the excavation efficiency is improved.
In order to improve the cleaning efficiency of the soil blocks, the conveying device comprises a second motor 17, the second motor 17 is connected with a mobile power supply 11 through a conducting wire, a supporting seat 18 is arranged at the bottom of the second motor 17, a speed reducer 19 is arranged on one side, close to the excavator 1, of the supporting seat 18, as shown in the attached drawing 2, the speed reducer plays a role in matching rotating speed and transmitting torque between the second motor and a screw rod, and mainly comprises a transmission part (a gear or a worm), a shaft, a bearing, a box body and accessories thereof, belongs to the prior art, and is widely applied to modern machinery. In the device, the rotating speed of the screw rod is adjusted according to the actual requirement of soil block cleaning. The bottom plate 5 is provided with a fixing plate 20, the bottoms of the supporting seat 18 and the speed reducer 19 are fixedly connected with the fixing plate 20, an output shaft of the motor is provided with a coupler 21, and in the embodiment, the coupler is a plum coupler. One end of the coupler 21, which is far away from the output shaft of the motor, is provided with a screw rod 22, one end of the screw rod 22, which is far away from the coupler 21, penetrates through the speed reducer 19, the part of the screw rod 22 positioned in the speed reducer 19 is adapted to the speed reducer 19, a machine groove 23 is sleeved on the screw rod 22, the part of the screw rod 22, which is positioned in the machine groove 23, is provided with a screw blade 24, two sides of the machine groove 23 are provided with a first supporting plate 25, the top of the machine groove 23 is provided with a feed inlet 26, the feed inlet 26 is positioned at one side of the machine groove 23 close to the excavator 1, the bottom of the machine groove 23 is provided with a discharge port 27, the discharge port 27 is positioned at one side of the machine groove 23 close to the speed reducer 19, the bottom of the discharge port 27 is provided with a feed delivery pipe 28, the feed delivery pipe 28 is connected with the discharge port 27 through a flange, as shown in fig. 5, the first partition plate can block a single feed delivery pipe, so that a plurality of feed delivery pipes are adopted and connected by flanges. The material conveying pipe extends forwards in space, and avoids the first partition plate, so that the material conveying pipe is communicated with the material collecting box. The end of the material delivery pipe 28 far away from the material outlet 27 is fixedly connected with the material collection box 15, and the material delivery pipe 28 is communicated with the material collection box 15. According to the invention, the screw conveyor is adopted to clean the soil blocks, and the soil blocks can be matched with the screw conveyor after being wetted by water, so that the cleaning efficiency is improved.
In order to improve the resistance of the protective cover to pressure, the protective cover 16 is arched at the top. The top of the protective cover is arched, so that the bearing capacity of the protective cover is improved, and the protective cover plays a better protective role on each part of the bottom plate.
In order to provide power for dust removal of the water pipe by the hydraulic pump conveniently, the hydraulic pump 10 is a gear pump, and the output shaft of the motor and a driving wheel of the gear pump are in belt transmission. The hydraulic pump is a gear pump in the device, is small in size, light in pump body, and adopts belt transmission with the motor, so that the device is suitable for the characteristic of narrow track of tunnel excavation, and provides power for water pipe dust removal conveniently.
In order to improve the stability of bolt conveyer conveying, set up second backup pad 29 between the first backup pad 25, second backup pad 29 is a plurality of, and is a plurality of backup pad and quick-witted groove 23 bottom fixed connection, the cover is established and is taken a bearing 30 on the hob 22, take and set up connecting rod 31 on the bearing 30, set up through-hole 32 on the quick-witted groove 23, set up connector 33 in the through-hole 32, connector 33 and quick-witted groove 23 fixed connection, connecting rod 31 is kept away from and is taken a bearing 30 one end and connector 33 fixed connection. The second backup pad has improved the stability of bolt conveyer conveying with the setting of rolling bearing to the soil block that has effectively ensured to produce in the tunnel excavation can in time effectual clearance go out.
In order to conveniently hang the first water pipe and the second water pipe, a first hanging rod 34 and a second hanging rod 35 are arranged on the inner wall of the protective cover 16, the first hanging rod 34 is matched with the first water pipe 12, and the second water pipe 13 is matched with the second hanging rod 35. First peg and second peg can hang first water pipe and second water pipe when this device is idle, have further optimized this device.
When the excavator is used, the excavator drives the bottom plate to move forwards under the action of the universal wheels through the first connecting ring, the second connecting ring and the spring, a worker stands on the bottom plate, when the excavator excavates a mountain, the floor is separated from the excavator and adjusted to a proper position, the hydraulic pump is driven through the first motor, the water pipe removes dust from soil blocks through the spray head, and interference of dust of the soil blocks on the sight of operators of the excavator is reduced. After the dust is removed for a period of time, wet soil blocks on the ground are cleaned out through the conveying device, so that the excavator can keep the working state as far as possible, the tunnel excavation time is shortened, and the working efficiency is improved.
Example 1:
a tunnel excavating device comprises an excavator 1, wherein a first connecting ring 2 is arranged on one side, away from an excavator bucket, of the excavator 1, the first connecting ring is welded on the excavator in the embodiment, a spring 3 is arranged on the first connecting ring 2, one end, away from the first connecting ring 2, of the spring 3 is provided with a second connecting ring 4, one side, away from the spring 3, of the second connecting ring 4 is provided with a bottom plate 5, and in the embodiment, the second connecting ring is welded on the bottom plate. The bottom plate 5 bottom sets up a plurality of universal wheels 6, in this embodiment, universal wheel and bottom plate bottom bolted connection, set up water tank 7 on the bottom plate 5, in this embodiment, set up the frame on the bottom plate, the frame welding is cut at the bottom plate, and the water tank is located the frame. Set up opening 8 on the water tank 7, water tank 7 one side sets up first motor 9 and hydraulic pump 10, first motor 9 and hydraulic pump 10 all with bottom plate 5 fixed connection, in this embodiment, first motor and hydraulic pump all with bottom plate bolted connection. The output shaft of the first motor 9 is connected with a hydraulic pump 10, and a portable power source 11 is arranged on one side of the first motor 9, in this embodiment, the portable power source is a 6733NB-NFA type lead-acid battery, a casing is sleeved on the storage battery, and the casing is connected with a bottom plate line bolt. Install first water pipe 12 between the inlet of hydraulic pump 10 and the opening 8 of water tank 7, the liquid outlet department of hydraulic pump 10 sets up second water pipe 13, second water pipe 13 is kept away from liquid outlet one end and is set up shower nozzle 14, hydraulic pump 10 one side sets up conveyor, first motor 9 and conveyor all are connected with portable power source 11 wire, conveyor and bottom plate 5 fixed connection, conveyor one side sets up material collecting box 15, bottom plate 5 top sets up safety cover 16, 16 both sides lateral walls of safety cover and 5 both sides lateral wall fixed connection of bottom plate. In this embodiment, the protective cover is bolted to the bottom plate. According to the invention, through the matched arrangement of the water tank and the hydraulic pump, the dug soil blocks can be dedusted, the interference of raised dust to an excavator operator is reduced, the soil blocks can be cleaned in time, the influence of soil block accumulation on the construction of the excavator is reduced, the excavator can be kept in a running state at any time, the construction time is shortened, and the excavation efficiency is improved. Conveyor can adopt synchronous pulley belt drive, in this embodiment, conveyor includes second motor 17, second motor 17 and 11 wire connections of portable power source, second motor 17 bottom sets up supporting seat 18, supporting seat 18 is close to excavator 1 one side and sets up reduction gear 19, set up fixed plate 20 on the bottom plate 5, supporting seat 18 bottom and reduction gear 19 bottom all with fixed plate 20 fixed connection, in this embodiment, supporting seat, reduction gear, bottom plate all with fixed plate bolted connection. The output shaft of the motor is provided with a coupler 21, and in the embodiment, the coupler is a plum coupling. One end of the coupler 21, which is far away from the output shaft of the motor, is provided with a screw rod 22, one end of the screw rod 22, which is far away from the coupler 21, penetrates through the speed reducer 19, the part of the screw rod 22 positioned in the speed reducer 19 is adapted to the speed reducer 19, a machine groove 23 is sleeved on the screw rod 22, the part of the screw rod 22, which is positioned in the machine groove 23, is provided with a screw blade 24, two sides of the machine groove 23 are provided with a first supporting plate 25, the top of the machine groove 23 is provided with a feed inlet 26, the feed inlet 26 is positioned at one side of the machine groove 23 close to the excavator 1, the bottom of the machine groove 23 is provided with a discharge port 27, the discharge port 27 is positioned at one side of the machine groove 23 close to the speed reducer 19, the bottom of the discharge port 27 is provided with a feed delivery pipe 28, the feed delivery pipe 28 is connected with the discharge port 27 through a flange, the end of the material delivery pipe 28 far away from the material outlet 27 is fixedly connected with the material collection box 15, and the material delivery pipe 28 is communicated with the material collection box 15. In this embodiment, the conveying pipe is welded to the material collecting box. According to the invention, the screw conveyor is adopted to clean the soil blocks, and the soil blocks can be matched with the screw conveyor after being wetted by water, so that the cleaning efficiency is improved. The top of the protective cover 16 is arched. The top of the protective cover is arched, so that the bearing capacity of the protective cover is improved, and the protective cover plays a better protective role on each part of the bottom plate. The hydraulic pump can be a plunger pump, in this embodiment, the hydraulic pump 10 is a gear pump, and belt transmission is performed between the motor output shaft and a driving wheel of the gear pump. The hydraulic pump is a gear pump in the device, is small in size, light in pump body, and adopts belt transmission with the motor, so that the device is suitable for the characteristic of narrow track of tunnel excavation, and provides power for water pipe dust removal conveniently. Set up second backup pad 29 between the first backup pad 25, second backup pad 29 is a plurality of, and is a plurality of backup pad and quick-witted groove 23 bottom fixed connection, set up rolling bearing 30 on the hob 22, set up connecting rod 31 on the rolling bearing 30, in this embodiment, the connecting rod with rolling bearing welding, with connecting block threaded connection. Set up through-hole 32 on the quick-witted groove 23, set up connector 33 in the through-hole 32, connector 33 and quick-witted groove 23 fixed connection, connecting rod 31 is kept away from tape seat bearing 30 one end and connector 33 fixed connection. The second backup pad has improved the stability of bolt conveyer conveying with the setting of rolling bearing to the soil block that has effectively ensured to produce in the tunnel excavation can in time effectual clearance go out. The inner wall of the protective cover 16 is provided with a first hanging rod 34 and a second hanging rod 35, the first hanging rod 34 is adapted to the first water pipe 12, and the second water pipe 13 is adapted to the second hanging rod 35. In this embodiment, first peg and second peg all with safety cover threaded connection. First peg and second peg can hang first water pipe and second water pipe when this device is idle, have further optimized this device. The beneficial effect of this embodiment is: according to the invention, through the matched arrangement of the water tank and the hydraulic pump, the dug soil blocks can be dedusted, the interference of raised dust to an excavator operator is reduced, the soil blocks can be cleaned in time, the influence of soil block accumulation on the construction of the excavator is reduced, the excavator can be kept in a running state at any time, the construction time is shortened, and the excavation efficiency is improved.
Claims (6)
1. A tunnel excavation device comprises an excavator (1), and is characterized in that: the excavator is characterized in that a first connecting ring (2) is arranged on one side, away from an excavator bucket, of the excavator (1), a spring (3) is arranged on the first connecting ring (2), a second connecting ring (4) is arranged on one end, away from the first connecting ring (2), of the spring (3), a bottom plate (5) is arranged on one side, away from the spring (3), of the second connecting ring (4), a plurality of universal wheels (6) are arranged at the bottom of the bottom plate (5), a water tank (7) is arranged on the bottom plate (5), an opening (8) is formed in the water tank (7), a first motor (9) and a hydraulic pump (10) are arranged on one side of the water tank (7), the first motor (9) and the hydraulic pump (10) are both fixedly connected with the bottom plate (5), an output shaft of the first motor (9) is connected with the hydraulic pump (10), a mobile power supply (11) is arranged on one side of the first motor (9), a first water pipe (12) is arranged between a liquid inlet of the hydraulic, the utility model discloses a portable hydraulic pump, including hydraulic pump (10), liquid outlet department sets up second water pipe (13), liquid outlet one end is kept away from in second water pipe (13) sets up shower nozzle (14), hydraulic pump (10) one side sets up conveyor, first motor (9) and conveyor all are connected with portable power source (11) wire, conveyor and bottom plate (5) fixed connection, conveyor one side sets up material collecting box (15), bottom plate (5) top sets up safety cover (16), safety cover (16) both sides lateral wall and bottom plate (5) both sides lateral wall fixed connection.
2. A tunneling apparatus according to claim 1, wherein: the conveying device comprises a second motor (17), the second motor (17) is connected with a mobile power supply (11) through a wire, a supporting seat (18) is arranged at the bottom of the second motor (17), a speed reducer (19) is arranged on one side, close to the excavator (1), of the supporting seat (18), a fixing plate (20) is arranged on the bottom plate (5), the bottoms of the supporting seat (18) and the bottom of the speed reducer (19) are fixedly connected with the fixing plate (20), a coupler (21) is arranged on an output shaft of the motor, a spiral rod (22) is arranged at one end, far away from an output shaft of the motor, of the coupler (21), one end, far away from the coupler (21), of the spiral rod (22) penetrates through the speed reducer (19), the part, located in the speed reducer (19), of the spiral rod (22) is matched with the speed reducer (19), a machine groove (23) is sleeved on the spiral rod (22), and spiral blades (24), machine groove (23) both sides set up first backup pad (25), machine groove (23) top sets up feed inlet (26), feed inlet (26) are located machine groove (23) and are close to excavator (1) one side, machine groove (23) bottom sets up discharge gate (27), discharge gate (27) are located machine groove (23) and are close to reduction gear (19) one side, discharge gate (27) bottom sets up conveying pipeline (28), flange joint between conveying pipeline (28) and discharge gate (27), discharge gate (27) one end and material collecting box (15) fixed connection are kept away from in conveying pipeline (28), conveying pipeline (28) communicate with each other with material collecting box (15).
3. A tunneling apparatus according to claim 1, wherein: the top of the protective cover (16) is arched.
4. A tunneling apparatus according to claim 1, wherein: the hydraulic pump (10) is a gear pump, and the motor output shaft and a driving wheel of the gear pump are in belt transmission.
5. A tunneling apparatus according to claim 2, wherein: set up second backup pad (29) between first backup pad (25), second backup pad (29) are a plurality of, and are a plurality of second backup pad (25) and quick-witted groove (23) bottom fixed connection, set up seated bearing (30) on hob (22), set up connecting rod (31) on seated bearing (30), set up through-hole (32) on quick-witted groove (23), set up connector (33) in through-hole (32), connector (33) and quick-witted groove (23) fixed connection, seated bearing (30) one end and connector (33) fixed connection are kept away from in connecting rod (31).
6. A tunneling apparatus according to claim 1, wherein: safety cover (16) inner wall sets up first peg (34) and second peg (35), first peg (34) suit with first water pipe (12), second water pipe (13) suit with second peg (35).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710662781.4A CN107476362B (en) | 2017-08-04 | 2017-08-04 | Tunnel excavating device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710662781.4A CN107476362B (en) | 2017-08-04 | 2017-08-04 | Tunnel excavating device |
Publications (2)
| Publication Number | Publication Date |
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| CN107476362A CN107476362A (en) | 2017-12-15 |
| CN107476362B true CN107476362B (en) | 2020-06-02 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201710662781.4A Active CN107476362B (en) | 2017-08-04 | 2017-08-04 | Tunnel excavating device |
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| CN (1) | CN107476362B (en) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109538233B (en) * | 2018-11-28 | 2020-12-29 | 佛山科学技术学院 | Tunnel excavation soil material conveying device convenient to connect and change length |
| CN113047861B (en) * | 2021-04-23 | 2023-08-25 | 湖北交建总承包公路工程有限公司 | Precession soil digging device and tunnel construction method |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0637779B2 (en) * | 1988-03-23 | 1994-05-18 | 日立建機株式会社 | Attachment hydraulic circuit |
| JPH03191121A (en) * | 1989-12-21 | 1991-08-21 | Komatsu Ltd | Hydraulic circuit of power shovel |
| CN201265166Y (en) * | 2008-08-28 | 2009-07-01 | 张义 | Digging machine |
| CN101634158A (en) * | 2009-06-02 | 2010-01-27 | 刘祖平 | Excavating loader with operation console arranged at front end and rear end |
| CN205837841U (en) * | 2016-06-03 | 2016-12-28 | 天津市宇诺科技发展有限公司 | A kind of conveying worm |
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