CN214497623U

CN214497623U - Foundation pit excavation equipment

Info

Publication number: CN214497623U
Application number: CN202023343694.9U
Authority: CN
Inventors: 张勇; 许超; 徐冠虎; 王晓巍; 王浩
Original assignee: Shandong Highway & Bridge Construction Co ltd
Current assignee: Shandong Road and Bridge Construction Group Co Ltd
Priority date: 2020-12-31
Filing date: 2020-12-31
Publication date: 2021-10-26
Anticipated expiration: 2030-12-31

Abstract

The utility model relates to a foundation ditch excavation equipment, belong to the field of excavator, including the excavator, the excavator includes the organism, the scraper bowl, and be used for connecting organism and scraper bowl and the arm of control scraper bowl work, the arm is provided with and is used for shoveling into the supplementary shovel material device to the scraper bowl with earth and stone material, supplementary shovel material device includes the auxiliary rod that a pair of symmetry set up, the setting is closed link joint between two auxiliary rods, and fixed setting is used for scraping the crushed aggregates to the scraper blade in the scraper bowl on the link joint, the link joint is connected with its pivoted actuating mechanism of drive, the auxiliary rod slides along arm length direction and arm and sets up, and the auxiliary rod is connected with the control mechanism of control sliding distance. The auxiliary material shoveling device can facilitate soil and stone materials to fall into the bucket, so that the loading capacity of the bucket for loading the soil and stone materials is improved, and meanwhile, a certain protection effect is achieved on workers nearby the excavator.

Description

Foundation pit excavation equipment

Technical Field

The application relates to the field of excavators, in particular to foundation pit excavation equipment.

Background

An excavator is a common foundation pit excavation device.

The related technology comprises the following steps: referring to fig. 1, the excavator generally includes a body 100, a bucket 110, and a robot arm 120 for connecting the body 100 and the bucket 110 and controlling the bucket 110 to excavate earth stones. When the staff need transport the soil and stone material in the foundation ditch through the bucket 110, arm 120 control inserts the fill and overturns towards the one side that is close to the organism 100, and then makes the soil and stone material fall into to the bucket 110 inside.

With respect to the related art among the above, the inventors consider that the following drawbacks exist: because the soil and stone material in the foundation ditch often piles up together, the scraper bowl often has more soil and stone material to pile up and is difficult to remove to the scraper bowl inside the oral area position of scraper bowl when overturning towards one side department of organism, and then leads to the load capacity of scraper bowl at every turn less.

SUMMERY OF THE UTILITY MODEL

In order to make things convenient for the soil and stone material to fall into to the scraper bowl in, improve the load capacity of scraper bowl, this application provides a foundation ditch excavation equipment.

The application provides a foundation ditch excavation equipment relates to following technical scheme:

the utility model provides a foundation ditch excavation equipment, includes the excavator, and the excavator includes organism, scraper bowl and is used for connecting organism and scraper bowl and the arm of control scraper bowl work, and the arm is provided with and is used for shoveling into the supplementary shovel material device of scraper bowl with earth and stone material, supplementary shovel material device includes the auxiliary rod that a pair of symmetry set up, sets up closed link joint between two auxiliary rods and fixed the setting be used for scraping earth and stone material to the scraper blade in the scraper bowl on the link joint, and the link joint is connected with its pivoted actuating mechanism of drive, the auxiliary rod slides along arm length direction and arm and sets up, and the auxiliary rod is connected with the control mechanism who controls sliding distance.

Through adopting above-mentioned technical scheme, when the arm control scraper bowl overturned towards organism one side, a certain amount of native building stones can be shoveled into to the scraper bowl, and later control mechanism control auxiliary rod drives the link joint and moves down to make the scraper blade insert in the native building stones, later actuating mechanism control link joint rotates, so that the scraper blade that inserts in the native building stones is close to the operation towards the arm, and then drives native building stones and falls into to the scraper bowl inside, with the loading capacity that improves the native building stones of scraper bowl loading. Meanwhile, the scraper can push soil and stone materials at the position of the bucket opening to move to the interior of the bucket in a running mode, so that the bucket can be reduced in the situation that the soil and stone materials fall out of the bucket from the bucket opening of the bucket when the bucket is moved, and a certain protection effect is achieved on workers nearby the excavator.

Optionally, actuating mechanism includes a pair of drive chain, a pair of gear train and the driving motor that the symmetry set up, and the gear train includes driving gear and driven gear, and driving gear and driven gear all rotate with the auxiliary rod to be connected, and drive chain sets up with driving gear and driven gear meshing, and the fixed transfer line that is provided with between two driving gears, and the transfer line passes driving gear and driving motor's output shaft coaxial key fixed connection, driving motor and auxiliary rod fixed connection, link joint and drive chain fixed connection.

Through adopting above-mentioned technical scheme, driving motor during operation, driving motor's output shaft rotates to drive the driving gear through the transfer line and rotate, and then make the chain can drive the link joint operation, so that the scraper blade can be towards the inside stone material that shovels into earth of scraper bowl. The driving motor can provide driving force for the scraper to scrape soil and stone materials.

Optionally, control mechanism is including connecting the ring cover, connecting the ring cover and cup jointing along arm length direction with the arm slip, the arm has seted up a plurality of spouts along its length direction, connecting the fixed a plurality of sliders that are provided with of ring cover inner wall, the slider slides along the length direction of spout and sets up in the spout, and the lateral wall of slider and the lateral wall of spout slide the laminating setting, auxiliary rod and connecting ring cover fixed connection, actuating mechanism still including being used for controlling the slider along spout length direction running distance's control assembly.

By adopting the technical scheme, the connecting ring sleeve is connected with the auxiliary rod and is connected with the mechanical arm in a sliding manner along the length direction of the mechanical arm, and the control component can adjust the working positions of the auxiliary rod and the scraper by controlling the working positions of the connecting ring sleeve on the mechanical arm. The setting up of spout and sliding block can play limiting displacement to connecting ring cover for the connecting ring cover is difficult to take place to rock when removing, and then has improved the job stabilization nature of supplementary shovel material device.

Optionally, the control assembly comprises a plurality of control hydraulic cylinders, the control hydraulic cylinders are arranged along the length direction of the sliding groove, the cylinder bodies of the control hydraulic cylinders are fixedly connected with the mechanical arm, and the piston rods of the control hydraulic cylinders are fixedly connected with the connecting ring sleeve.

Through adopting above-mentioned technical scheme, the setting of control pneumatic cylinder is in the top of connecting the ring cover, and steerable auxiliary rod drives the scraper blade and moves towards being close to scraper bowl department when the piston rod of control pneumatic cylinder extends to make the scraper blade can promote inside the scraper blade to the native stone material. The piston rod of the control hydraulic cylinder can control the auxiliary rod to drive the scraper to move away from the bucket when the piston rod of the control hydraulic cylinder contracts, so that the bucket can excavate earth and rock materials or unload the earth and rock materials in the bucket. The control hydraulic cylinder can provide driving force for the operation of the connecting ring sleeve so as to flexibly adjust the position height of the auxiliary rod and the scraper.

Optionally, the connecting ring sleeve is fixedly connected with a protection plate used for reducing soil and stone materials falling into the sliding groove on one side close to the auxiliary rod, and the protection plate is fixedly arranged on the lower side of the connecting ring sleeve.

Through adopting above-mentioned technical scheme, because the scraper blade can promote soil and stone material to fly to penetrate to the spout in the during operation, and then can influence the flexibility of control pneumatic cylinder drive connection ring cover operation. The setting of guard plate can play the guard action to the spout for the native building stones is difficult to fly to fall to in the spout.

Optionally, the auxiliary rod is connected with side baffles for reducing the separation of soil and stone materials from the bucket, the side baffles are arranged in parallel, and the side baffles are parallel to side plates of the bucket.

Through adopting above-mentioned technical scheme, the reducible scraper blade of setting of side shield breaks away from the scraper bowl from scraper bowl mouth department at the in-process soil stone material of scraping, and then has improved the working effect of supplementary shovel material device.

Optionally, a plurality of crushing teeth are arranged on the side edge of the scraper.

Through adopting above-mentioned technical scheme, the setting of crushed aggregates tooth can make things convenient for the scraper blade to insert to the native stone material in to supplementary shovel material device shovels into the scraper bowl with the native stone material. The arrangement of the crushing teeth can improve the effect of scraping soil and stone materials of the auxiliary shoveling device.

Optionally, the driving motor is fixedly sleeved with a protective cover, and the protective cover is fixedly connected with the auxiliary rod.

Through adopting above-mentioned technical scheme, the excavator can lead to some rubbles to fly to penetrate at the during operation, and the setting of protection casing can play the guard action to driving motor, and then improves driving motor's life.

In summary, the present application includes at least one of the following advantageous technical effects:

1. the auxiliary material shoveling device is arranged: when arm control scraper bowl was upset towards organism one side, a certain amount soil and stone material can be shoveled into to the scraper bowl, and later control mechanism control auxiliary rod drives the link joint and moves down to make the scraper blade insert in the soil and stone material, later actuating mechanism control link joint rotates, so that the scraper blade that inserts in the soil and stone material is close to the operation towards the arm, and then drives inside the soil and stone material falls into the scraper bowl, with the loading capacity that improves the scraper bowl and load soil and stone material. Meanwhile, when the scraper operates, soil and stone materials at the bucket opening can be pushed to move into the bucket, so that the soil and stone materials can be reduced from falling out of the bucket from the bucket opening of the bucket when the bucket moves, and a certain protection effect is achieved on workers nearby the excavator;

2. setting of the control assembly: the control hydraulic cylinder is arranged above the connecting ring sleeve, and the auxiliary rod can be controlled to drive the scraper to move towards the position close to the bucket when the piston rod of the control hydraulic cylinder extends, so that the scraper can push soil and stone materials into the bucket. The piston rod of the control hydraulic cylinder can control the auxiliary rod to drive the scraper to move away from the bucket when the piston rod of the control hydraulic cylinder contracts, so that the bucket can excavate earth and rock materials or unload the earth and rock materials in the bucket. The control hydraulic cylinder can provide driving force for the operation of the connecting ring sleeve so as to flexibly adjust the position height of the auxiliary rod and the scraper.

Drawings

FIG. 1 is a related art drawing;

FIG. 2 is a schematic structural diagram of an operating state of an embodiment of the present application;

fig. 3 is a schematic overall structure diagram of an embodiment of the present application.

Description of reference numerals: 100. a body; 110. a bucket; 120. a mechanical arm; 200. an auxiliary lever; 210. a chain plate; 220. a squeegee; 300. a drive mechanism; 310. a drive motor; 320. a drive chain; 330. a driving gear; 340. a driven gear; 350. a transmission rod; 360. a protective cover; 400. a control mechanism; 410. a connecting ring sleeve; 411. a chute; 412. a slider; 420. controlling the hydraulic cylinder; 500. a protection plate; 600. side dams.

Detailed Description

The present application is described in further detail below with reference to figures 2-3.

The embodiment of the application discloses foundation ditch excavation equipment. Referring to fig. 2, including an excavator, which includes a body 100, a bucket 110, and a robot arm 120 for connecting the body 100 and the bucket 110 and controlling the operation of the bucket 110, the robot arm 120 is provided with an auxiliary scooping device for assisting the bucket 110 in loading earth and rock material into the interior of the bucket 110.

Referring to fig. 2 and 3, the auxiliary shoveling device includes a pair of symmetrically arranged auxiliary rods 200, chain plates 210 which are connected in a closed manner and rotatably arranged between the auxiliary rods 200, and scrapers 220 fixedly arranged on the chain plates 210 for scraping the soil and rock into the bucket 110, wherein a plurality of scrapers 220 are provided, and the scrapers 220 are fixedly welded to the side walls of the connecting plates. The auxiliary rods 200 are arranged in parallel, the auxiliary rods 200 are arranged at the same position height, the auxiliary rods 200 are arranged in a sliding mode with the mechanical arm 120 along the length direction of the mechanical arm 120, the auxiliary rods 200 are connected with a control mechanism 400 for controlling the sliding distance of the auxiliary rods, the chain plates 210 are connected with the auxiliary rods 200, and the chain plates 210 are connected with a driving mechanism 300 for driving the chain plates to rotate.

The driving mechanism 300 includes a driving motor 310 for providing a driving force for the operation of the link plates 210, a pair of driving chains 320, and a pair of gear sets symmetrically disposed between the auxiliary levers 200. The gear set includes a driving gear 330 and a driven gear 340, a transmission rod 350 is connected between the driving gears 330, the transmission rod 350 passes through the driving gear 330 to be rotatably connected with the auxiliary lever 200, and the driven gear 340 is rotatably connected with the auxiliary lever 200 through a rotating shaft. One end of the transmission rod 350 passes through the auxiliary rod 200 and is fixedly connected with the output shaft coaxial key of the driving motor 310, and the driving motor 310 is fixedly connected with the auxiliary rod 200. The driving chain 320 is engaged with the driving gear 330 and the driven gear 340, and the link plates 210 are fixedly connected with the driving chain 320. In order to protect the driving motor 310, the driving motor 310 is sleeved with a protective cover 360, and the protective cover 360 is fixedly connected with the auxiliary rod 200.

The control mechanism 400 includes a connection collar 410 and a control assembly. The connection ring sleeve 410 is slidably sleeved on the outer side of the mechanical arm 120 along the length direction of the mechanical arm 120, the auxiliary rod 200 is fixedly welded with the connection ring sleeve 410, and the control component is used for controlling the sliding state of the connection ring sleeve 410. The mechanical arm 120 is provided with a plurality of sliding grooves 411 along the length direction thereof, the inner wall of the connecting ring sleeve 410 is fixedly welded with a plurality of sliding blocks 412, the sliding blocks 412 are arranged in the sliding grooves 411 in a sliding manner along the length direction of the sliding grooves 411, and the side walls of the sliding blocks 412 are arranged in a sliding fit manner with the side walls of the sliding grooves 411. The control assembly includes a plurality of control cylinders 420, the control cylinders 420 are disposed above the connection collar 410, and power sources of the control cylinders 420 are provided by hydraulic pumps. The control hydraulic cylinder 420 is arranged along the length direction of the sliding groove 411, the cylinder body of the control hydraulic cylinder 420 is fixedly welded with the mechanical arm 120, and the piston rod of the control hydraulic cylinder 420 is fixedly welded with the connecting ring sleeve 410. After the bucket 110 is turned toward the machine body 100, the piston rod of the control cylinder 420 is extended to move the auxiliary rod 200 downward and insert the scraper 220 into the soil mass, and then the driving motor 310 is operated so that the scraper 220 can move the soil mass toward the inside of the bucket 110. In order to facilitate the scraper 220 to be inserted into the soil and stone material, a plurality of crushing teeth are arranged on the side edge of the scraper 220.

In order to reduce the falling of soil and stone into the sliding groove 411, a protection plate 500 is fixedly welded to the side of the connection ring 410 adjacent to the auxiliary rod 200, and the protection plate 500 is located at the lower side of the connection ring 410. In order to reduce the soil and stone materials from being separated from the bucket 110 at the opening of the bucket 110 when the bucket 110 is in operation, the side baffles 600 are fixedly welded on the auxiliary rods 200, the side baffles 600 are arranged in parallel, and the side baffles 600 are parallel to the side plates of the bucket 110. After the piston rod of the control cylinder 420 is extended, the side dam 600 moves down and engages the side plate of the bucket 110.

The implementation principle of the embodiment of the application is as follows: the worker operates the robot arm 120 to turn the bucket 110 toward the machine body 100 while the bucket 110 shovels earth and stone, then controls the piston rod of the hydraulic cylinder 420 to extend so that the link ring 410 drives the auxiliary rod 200 to move down, thereby allowing the blade 220 to be inserted into the earth and stone, and the side guard 600 is connected to the side plate of the bucket 110, and then drives the motor 310 to rotate so that the blade 220 drives the earth and stone to move toward the interior of the bucket 110. When the bucket 110 is moved over the position for unloading the soil material, the piston rod of the hydraulic cylinder 420 is controlled to move upward so that the side guards 600 are disengaged and the blade 220 is moved away from the bucket 110 so that the bucket 110 unloads the soil material.

The above embodiments are preferred embodiments of the present application, and the protection scope of the present application is not limited by the above embodiments, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.

Claims

1. A foundation pit excavation apparatus comprising an excavator, the excavator comprising a body (100), a bucket (110), and a mechanical arm (120) for connecting the body (100) and the bucket (110) and controlling the operation of the bucket (110), characterized in that: arm (120) are provided with and are used for shoveling into the supplementary device of shoveling into in scraper bowl (110) with earth and stone material, supplementary device of shoveling includes auxiliary rod (200) that a pair of symmetry set up, sets up closed link joint (210) between two auxiliary rod (200) and fixed the setting be used for scraping earth and stone material scraper blade (220) to scraper bowl (110) in on link joint (210), and link joint (210) are connected with its pivoted actuating mechanism (300) of drive, arm (120) length direction and arm (120) slip setting are followed to auxiliary rod (200), and auxiliary rod (200) are connected with control mechanism (400) of control sliding distance.

2. The excavation apparatus of claim 1, wherein: drive mechanism (300) include a pair of drive chain (320), the gear train that a pair of symmetry set up, and driving motor (310), the gear train includes driving gear (330) and driven gear (340), driving gear (330) and driven gear (340) all rotate with auxiliary rod (200) and are connected, drive chain (320) and driving gear (330) and driven gear (340) meshing setting, fixed transfer line (350) that is provided with between two driving gear (330), and transfer line (350) pass the output shaft coaxial key fixed connection of driving gear (330) and driving motor (310), driving motor (310) and auxiliary rod (200) fixed connection, link joint (210) and drive chain (320) fixed connection.

3. The excavation apparatus of claim 2, wherein: control mechanism (400) are including connecting ring cover (410), connecting ring cover (410) are followed arm (120) length direction and are slided with arm (120) and cup jointed, arm (120) have seted up a plurality of spouts (411) along its length direction, connecting ring cover (410) inner wall is fixed and is provided with a plurality of sliders (412), slider (412) slide along the length direction of spout (411) and set up in spout (411), and the lateral wall of slider (412) and the lateral wall of spout (411) slide the laminating setting, auxiliary rod (200) and connecting ring cover (410) fixed connection, actuating mechanism (300) still including being used for controlling slider (412) along spout (411) length direction travel distance's control assembly.

4. A foundation pit excavation apparatus as claimed in claim 3, wherein: the control assembly comprises a plurality of control hydraulic cylinders (420), the control hydraulic cylinders (420) are arranged along the length direction of the sliding groove (411), the cylinder bodies of the control hydraulic cylinders (420) are fixedly connected with the mechanical arm (120), and the piston rods of the control hydraulic cylinders (420) are fixedly connected with the connecting ring sleeve (410).

5. The excavation apparatus of claim 4, wherein: the connecting ring sleeve (410) is fixedly connected with a protection plate (500) which is used for reducing soil and stone materials falling into the sliding groove (411) on one side close to the auxiliary rod (200), and the protection plate (500) is fixedly arranged on the lower side of the connecting ring sleeve (410).

6. The excavation apparatus of claim 5, wherein: the auxiliary rods (200) are connected with side baffles (600) used for reducing soil and stone materials from separating from the bucket (110), the side baffles (600) are arranged in parallel, and the side baffles (600) are parallel to side plates of the bucket (110).

7. The excavation apparatus of claim 6, wherein: a plurality of crushing teeth are arranged on the side edge of the scraper (220).

8. The excavation apparatus of claim 2, wherein: the fixed cover of driving motor (310) is equipped with protection casing (360), protection casing (360) and auxiliary rod (200) fixed connection.